Patent Examiner David C Cain
United States Patent and Trademark Office

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Type: Examiner

David C Cain has presided over the following applications:

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Space Sort Descending Date Filed Case Number Title Space
10/24/1997 08950416 Design Principles Of The Shade Cipher

10/17/1997 08953528 Method And Apparatus For Signal Transmission And Reception

9/23/1997 08935986 Radio Port Controller In A Wireless Personal Communications ...

7/1/1997 08889879 Secure Socket Layer Application Program Apparatus And Method

6/28/1997 08896316 Secure Keyboard

6/27/1997 08883807 Scramble Wireless Communication System

4/8/1997 08835272 Video Signal Format Converting Circuit

4/8/1997 08838358 Video Signal Format Converting Circuit

3/28/1997 08825461 Compression Coding Device With Scrambling Function And Expan...

3/21/1997 08821325 International Cryptography Framework

3/19/1997 08820918 Packet Tv Program Component Detector

3/13/1997 08816386 Logon Certificates

3/10/1997 08813612 Commercial Online Backup Service That Provides Transparent E...

3/5/1997 08811976 Methods And Apparatus For Encrypting And Decrypting Midi Fil...

2/25/1997 08806876 Method Of Counterfeit Detection Of Electronic Data Stored On...

2/18/1997 08722255 Method And Apparatus For Transmitting And Receiving Encrypte...

2/4/1997 08795452 Apparatus And Method For Securing Captured Data Transmitted ...

1/24/1997 08785845 Modular Exponentiation Calculation Apparatus And Method

1/24/1997 08788686 System And Process For Guaranteeing Signatures On Securities

12/19/1996 08770747 Software Level Touch Points For An International Cryptograph...

12/16/1996 08765166 Device For Decoding Decoding Algorithms, And Method Of Encry...

12/4/1996 08759555 Portable Electronic Authorization Devices And Methods Theref...

11/22/1996 08755093 Method Of Providing Video Programming Nearly On Demand

11/21/1996 08753196 Data Acquiring Apparatus

11/18/1996 08751626 Method And Device For Protecting Stored Data

11/15/1996 08749786 Transmission-reception System

11/14/1996 08749865 System And Method For Near-field Human-body Coupling For Enc...

11/7/1996 08743786 System And Method For Providing Security In Data Communicati...

11/4/1996 08744856 Electronic Cash Implementing Method Using A Trustee

11/1/1996 08742526 Enhanced Encryption Control System For A Mail Processing Sys...

10/25/1996 08735976 Circuit And Method For Ensuring Interconnect Security Within...

10/15/1996 08731465 Use Of Duplex Cipher Algorithms For Satellite Channels With ...

10/10/1996 08728856 Security System For Protecting Information Stored In Portabl...

10/3/1996 08724775 Optical Recording Medium And Reproducing Apparatus For Optic...

9/30/1996 08724176 Secure Bios

9/23/1996 08656185 A Non-deterministic Public Key Encrypton System

9/13/1996 08710246 Watermarking Method And Apparatus For Compressed Digital Vid...

9/11/1996 08712123 Descrambling Device

9/10/1996 08711855 Fingerprint Controlled Public Key Cryptographic System

9/9/1996 08708796 Method And Apparatus For Encrypting Radio Traffic In A Telec...

8/27/1996 08702916 Re-initialization Of An Iterated Hash Function Secure Passwo...

8/26/1996 08702815 Event Verification System

8/26/1996 08701785 Quantum Cryptographic System With Reduced Data Loss

8/23/1996 08703596 System For The Anonymous Counting Of Information Items For S...

8/21/1996 08700866 System For Reconstruction Of A Secret Shared By A Plurality ...

8/19/1996 08699269 Optimized Simultaneous Audio And Data Transmission Using Qad...

8/13/1996 08696415 Processing And Storage Of Digital Data And Program Specific ...

8/9/1996 08694995 Tame Automorphism Public Key System

8/5/1996 08693376 Encrypting And Decrypting Instruction Boundaries Of Instruct...

7/31/1996 08690706 Digital Recording System With Time-bracketed Authentication ...

7/30/1996 08688525 Stand Alone Device For Providing Security Within Computer Ne...

7/30/1996 08681916 Method And Apparatus For Enabling Mobile-to-mobile Calls In ...

7/29/1996 08681679 Interoperable Cryptographic Key Recovery System

7/25/1996 08685825 Radio Pager With A Display Control Capability

7/24/1996 08685856 Cryptographic Communication Process

7/24/1996 08685706 Method And Apparatus For A Cryptographically-assisted Commer...

7/23/1996 08685076 Cryptographic Unit Touch Point Logic

7/19/1996 08684386 Scrambling And Descrambling Of Data With Improved Security

7/16/1996 08682071 Method For Securely Using Digital Signatures In A Commercial...

7/5/1996 08666316 Method Of Backing Up And/or Archive Storing Computer Data An...

7/2/1996 08691566 Electronic Trading Cards

7/1/1996 08675285 Encryption Enhancement System

6/28/1996 08670846 System For Distributing Digital Information

6/27/1996 08670535 Data Recording Medium

6/20/1996 08666905 Method And System For Generation And Management Of Secret Ke...

6/14/1996 08665195 System And Method For Secure Group Communications Via Multic...

6/13/1996 08662625 Method For Processing A Digital Signal In A So-called Secure...

6/11/1996 08661425 System And Method For Generation Of One-time Encryption Keys...

6/7/1996 08660403 Computer System For Securing Communications Using Split Priv...

6/3/1996 08657826 Secure Mass Storage System For Computers

5/24/1996 08653675 Single Chip Solution For Multimedia Gsm Mobile Station Syste...

5/21/1996 08646806 Cryptosystem Employing Worst-case Difficult-to Solve Lattice...

5/16/1996 08648876 Method For Providing Secured Commercial Transactions Via A N...

5/7/1996 08646001 Method And Apparatus For Fingerprinting And Authenticating V...

5/7/1996 08646165 Electronic Assembly With Integrated Circuit Devices Includin...

4/30/1996 08643066 Integrated Circuit Device With Function Uisage Control

4/19/1996 08635275 Advertisement Authentication System In Which Advertisements ...

4/19/1996 08636736 Adaptive Encryption To Avoid Processor Oversaturation

4/19/1996 08635145 Method Of Generating Secret Identification Numbers

4/16/1996 08633156 Data Encryptor Having A Scalable Clock

4/16/1996 08639036 Method For Monitoring A Signal To Be Transmitted Via At Leas...

4/15/1996 08632625 Radio Paging Unit

4/10/1996 08629815 Cryptographic Key Recovery System

4/9/1996 08628105 Encryption Apparatus And Method Capable Of Controlling Encry...

4/1/1996 08625955 Concealment Method And Arrangement And Reproducing Apparatus...

3/29/1996 08625475 Creation And Distribution Of Cryptographic Envelope

3/29/1996 08626176 System And Method For Interfacing A Transport Decoder To A N...

3/26/1996 08622015 Secure World Wide Electronic Commerce Over An Open Network

1/18/1996 08588245 Decryptor

1/8/1996 08584375 Method For Secure Data Transmission Between Remote Stations

12/20/1995 08575340 Cd-prom

12/19/1995 08575136 Enciphering System Applicable To Various Keyless Entry Syste...

12/19/1995 08574743 System And Method For Disaster Recovery In An Open Metering ...

12/19/1995 08574745 System And Method For Managing Multiple Users With Different...

12/15/1995 08573025 Security Infrastructure For Electronic Transactions

12/14/1995 08570016 Data Reproducing Device

12/14/1995 08572425 Electronic Transfer System And Method

12/12/1995 08571016 Secure Keyboard

11/30/1995 08565525 Process For Cryptographic Key Generation And Safekeeping

11/29/1995 08563745 Digital Active Advertising

11/29/1995 08564925 Method And System For Digital Information Protection

11/27/1995 08562925 Pseudo-random Generator

11/27/1995 08562726 Packet Tv Program Component Detector

11/22/1995 08526885 Optimal L2 Tracking In A Sps Receiver Under Encryption Witho...

11/17/1995 08560304 Binary Phase Shift Keying Modulation System And/or Frequency...

11/17/1995 08560015 Mark Forming Apparatus, Method Of Forming Laser Mark On Opti...

11/13/1995 08555976 Electronic Commerce Using A Secure Courier System

11/13/1995 08556685 Encryption Key Management System For An Integrated Circuit

11/6/1995 08553955 Method And Apparatus For Digital Encryption

10/24/1995 08547346 Network With Secure Communications Sessions

10/23/1995 08547005 Circuit And Method Of Encrypting Key Validation

10/19/1995 08545033 Video Signal Format Converting Circuit

10/12/1995 08542205 System And Method For Providing Masquerade Protection In A C...

10/2/1995 08537487 Pseudorandom Composition-based Cryptographic Authentication ...

9/29/1995 08538189 Apparatus And Method For Securing Captured Data Transmitted ...

9/29/1995 08536835 Multi-size Cryptographic Key System

9/28/1995 08535615 System For Licensing To Use Software Products

9/27/1995 08534816 Secret-key Enciphering Method And Arrangement Therefor Capab...

9/22/1995 08532337 Random Number Generating System And Process Based On Chaos

9/18/1995 08529405 Method And Apparatus For User Authentication

9/15/1995 08529156 Cryptographic Key Escrow System Having Reduced Vulnerability...

9/15/1995 08528966 Device For And Method Of Cryptography That Allows Third Part...

9/14/1995 08528367 Method And Apparatus For Detecting Correctly Decrypted Commu...

9/13/1995 08527663 Packet Video Signal Inverse Transport Processor Memory Addre...

9/13/1995 08531567 Authentication System And Method For Smart Card Transactions

9/12/1995 08526977 Fair Cryptosystems And Methods Of Use

9/12/1995 08526996 Method And Apparatus For Electronically Preventing Unauthori...

8/30/1995 08520917 Crytographic Device With Secure Testing Function

8/28/1995 08520155 Apparatus And Methods For Verifying The Identity Of A Party

8/22/1995 08517868 Method For Transmitting Information Between A Computerised C...

8/21/1995 08517245 Moving-picture Encipherment Method And System, And Enciphere...

8/11/1995 08514405 Device And Process For Securizing A Document And Graphic Aut...

8/10/1995 08513646 Radio Frequency Transponder Stored Value System Employing A ...

8/3/1995 08510868 Software Delivery System, Center Device, Relaying Device And...

8/2/1995 08510165 Signature Verification Apparatus Capable Of Obtaining Inform...

7/31/1995 08509226 Data Management Module, Data Reproduction Management Device ...

7/31/1995 08509285 Method And Device For Utilizing Data Content

7/28/1995 08508766 Method And Apparatus For Cryptographic Authentication

7/24/1995 08446816 Cryptographic Method

7/18/1995 08503536 Removable Computer Security Device

7/7/1995 08499485 System And Method To Transparently Integrate Private Key Ope...

6/23/1995 08494615 Method To Deter Document And Intellectual Property Piracy Th...

6/7/1995 08485817 System And Method For Access Control For Portable Data Stora...

6/7/1995 08472951 A Method For Providing A Roving Software License From One No...

6/2/1995 08458903 Methods And Apparatus For Secure Hardware Configuration

5/11/1995 08438693 Scramble Wireless Communication System

5/10/1995 08438452 Video Recorder System

5/2/1995 08434315 Tv Scramble System For Preventing Illegal Reception

4/28/1995 08430375 Protection Of Software Programs Stored In Read-only Memory F...

4/28/1995 08431407 Cipher Key Distribution System Effectively Preventing Illegi...

4/28/1995 08430415 Location-sensitive Decryption Of An Encrypted Message

4/28/1995 08430825 Passive Transponder

4/20/1995 08422079 Authentication For Analog Communication Systems

4/19/1995 08424980 Packet Tv Program Component Detector

4/18/1995 08423306 Method And Apparatus For Cooperative Messaging

4/13/1995 08421225 Player For Picture Concealment And Concealment Release

4/5/1995 08417666 Method And Apparatus For Secure Data Storage And Manipulatio...

4/4/1995 08415987 Process For The Broadcasting Of Programmes With Progressive ...

4/4/1995 08416045 Electronic Payment System And Method

4/3/1995 08415617 Information Terminal Having Reconfigurable Memory

4/3/1995 08415719 Variable-key Cryptography System

3/27/1995 08411206 Process Of Combined Authentication Of A Telecommunication Te...

3/27/1995 08410882 Simultaneous Transmission Of Data And Audio Signals By Means...

3/22/1995 08408737 System And Method For Preventing Unauthorized Programming Of...

3/14/1995 08404290 Authentication Method For Mobile Communications

3/9/1995 08400928 Multi-purpose High Speed Cryptographically Secure Sequence G...

3/8/1995 08401588 International Cryptography Framework

3/6/1995 08400186 Equipment Which Included Electronics

3/1/1995 08397017 Removable Computer Device Security

2/28/1995 08396307 Identification Card Verification System And Method

2/28/1995 08395547 Self-verifying Identification Card

2/22/1995 08394537 Variable Security Level Encryption

2/13/1995 08388268 Personal Access Management System

2/8/1995 08385858 Audio Recovery From Scrambled Video In A Cable Campatible Te...

2/6/1995 08383828 Securing Trusted Personal Computer System Against Unauthoriz...

2/3/1995 08383725 Pseudorandom Noise Ranging Receiver Which Compensates For Mu...

1/30/1995 08380049 Cd-prom

1/12/1995 08367297 Cryptical Control Method For Personal Communication

12/27/1994 08364126 Data Ciphering Device

12/23/1994 08363747 Royalty Tracking Method And Apparatus

12/20/1994 08359597 Process For The Transmission And Reception Of Conditional Ac...

12/20/1994 08359623 System And Method For Trusted Path Communications

12/14/1994 08318865 Method And Arrangement For Communication Of Information

12/8/1994 08351618 Software-efficient Message Authentication

12/7/1994 08351026 Electronic Trading Card System

12/2/1994 08347337 Video Cassettes And Other Pre-recorded Media Cartridges

12/2/1994 08352857 Device For Securing An Information System Used In Microcompu...

12/1/1994 08348026 Mail Processing System Including Data Center Verification Fo...

11/30/1994 08346778 Image Signal Scrambling Apparatus And Descrambling Apparatus

11/23/1994 08344118 Multi-color Information Encoding System

11/21/1994 08345416 Electronic Cashless Transaction System

11/15/1994 08339771 Down-line Transcription System For Manipulating Real-time Te...

11/14/1994 08340348 Secure Satellite Receive-only Local Area Network With Addres...

11/10/1994 08337634 Programmable Source Address Locking Mechanism For Secure Net...

11/9/1994 08338128 Yaksha, An Improved System And Method For Securing Communica...

11/3/1994 08333681 Apparatus And Method Of Configuring A Cordless Telephone For...

10/31/1994 08332273 Quad -video Sensor And Method

10/28/1994 08330568 Method For Protecting An Enciphered Computer Object Code Aga...

10/19/1994 08325057 Scrambled Transmission System

10/13/1994 08322898 Communication Network Access Method And System

10/5/1994 08317664 Method And Apparatus For Detecting Unauthorized Distribution...

10/5/1994 08317668 Method And Apparatus For Preventing Unauthorized Monitoring ...

10/5/1994 08318218 Method And System For Identifying Documents Generated By An ...

9/30/1994 08316308 Collection Of Value From Stored Value Systems

9/30/1994 08315846 Information Processing System Using Error-correcting Codes A...

9/19/1994 08306447 Electronic Document Verification System And Method

9/15/1994 08306337 System For Signatureless Transmission And Reception Of Data ...

9/14/1994 08306058 Television Scrambling And Descrambling Method, And Transmitt...

9/12/1994 08304650 Spread Spectrum Cdma Communications System

9/9/1994 08303690 Method And Apparatus For Fingerprinting And Authenticating V...

9/8/1994 08303048 Efficient Electronic Money

9/7/1994 08301677 Fingerprint Controlled Public Key Cryptographic System

9/7/1994 08303084 Roving Software License For A Hardware Agent

8/24/1994 08295207 Broadcast Encryption

8/22/1994 08294178 Natural Input Encryption And Method Of Use

8/22/1994 08294147 Pseudorandom Composition-based Cryptographic Authentication ...

8/16/1994 08291608 Cryptographic Guessing Game

8/16/1994 08291397 Secured Apparatus And Process For Securing The Transmission ...

8/15/1994 08290697 Methods And Apparatus For Secure Hardware Configuration

8/5/1994 08286716 Method And Apparatus For Inserting Signaling In A Communicat...

8/4/1994 08285847 Data Management Method And System Thereof

8/4/1994 08285870 Encoding Methods For Generating A Digital Signal Containing ...

8/2/1994 08285033 Video On Demand

7/19/1994 08277438 Method For Securely Using Digital Signatures In A Commercial...

7/18/1994 08276138 Transaction Processing System

7/13/1994 08182097 Electronic Travel Pass

7/7/1994 08211699 Coding And Decoding A Modulated Radio Frequency Signal

7/5/1994 08277142 Cdma/tdma Spread-spectrum Communications System And Method

7/1/1994 08270105 Method For Providing Video Programming Nearly On Demand

6/28/1994 08267083 Distributed Fingerprints For Information Integrity Verificat...

6/28/1994 08267788 Programmable Distributed Personal Security

6/9/1994 08244768 Data Processing System Having A Set Of Memory Cards

6/7/1994 08255207 Secure Data Transmission Method

6/3/1994 08254087 Intermediate Network Authentication

6/2/1994 08252847 Mutual Authentication/cipher Key Delivery System

5/20/1994 08246786 Record With Encoded Data

5/13/1994 08243639 Security Apparatus And System For Retail Environments

5/11/1994 08241297 One-dimensional Bar Code Symbology And Method Of Using Same

5/10/1994 08240347 Structure And Method For Secure Image Transmission

5/6/1994 08239395 Password Processing Whereby A Foreign Password Is Referred T...

5/5/1994 08238326 Enhanced Time Of Arrival Method

5/3/1994 08237098 Private Signature And Proof Systems

5/3/1994 08237528 Frequency Inversion Scrambler With Integrated High-pass Filt...

4/29/1994 08235789 Hand-off Method And Mobile Station For Spread Spectrum Mobil...

4/29/1994 08235578 Personal Key Archive

4/28/1994 08234849 System And Method For Calibration Of Frequency Hopping

4/22/1994 08232785 Packet Tv Program Component Detector

4/22/1994 08232787 Packet Video Signal Inverse Transport Processor Memory Addre...

4/21/1994 08230737 Key Protection Device For Smart Cards

4/12/1994 08226717 Wireless Communications Privacy Method And System

4/11/1994 08226222 Mobile Station Assisted Soft Handoff In A Cdma Cellular Comm...

4/6/1994 08223677 Method For Signature Of An Information Processing File, And ...

4/5/1994 08222855 Visually Interactive Encoding And Decoding Of Dataforms

4/5/1994 08223217 Digital Multiplex Transmission System

4/4/1994 08222693 Method And Apparatus For Fingerprinting And Authenticating M...

4/4/1994 08223076 Method And Apparatus For Modulating Signal Waveforms In A Cd...

3/29/1994 08219055 Method And Device For Scrambling And Descrambling Of A Speci...

3/28/1994 08218198 Spread Spectrum Adaptive Power Control Communications System...

3/24/1994 08217768 Pseudorandom Noise Ranging Receiver Which Compensates For Mu...

3/21/1994 08216084 Spread Spectrum Correlator

3/18/1994 08214635 Copy Indicating Security Device

3/17/1994 08210187 Wireless Frequency-division-multiple-access Direct Sequence ...

3/15/1994 08212857 Digital Signal Processing System

3/14/1994 08208895 Adaptive Power Control For A Spread Spectrum Transmitter

3/14/1994 08209918 Variable-key Cryptography System

3/10/1994 08209657 System And Method For Identifying An Arrival Time Of A Commu...

3/4/1994 08205496 Receiver Having For Charge-coupled-device Based Receiver Sig...

3/3/1994 08205328 Rolling Code Encryption Process For Remote Keyless Entry Sys...

3/2/1994 08204129 Signal Compression Systems

3/1/1994 08203955 Enhanced Security For A Cable System

2/28/1994 08203468 Method For Over The Air Rekeying Of Multiple Communication G...

2/23/1994 08201106 Efficient Electronic Money

2/23/1994 08193088 Radio Information Communication System Using Multi-carrier S...

2/22/1994 08199686 Systems And Methods For Protecting Software From Unlicensed ...

2/18/1994 08198863 Apparatus, Method, And System For Compressing A Digital Inpu...

2/18/1994 08198745 Apparatus And Storage Medium For Decrypting Information

2/17/1994 08198138 High-data-rate Wireless Local-area Network

2/9/1994 08185967 Method And Arrangement For Radiocommunication Using A Band-s...

2/8/1994 08193248 Method And Apparatus For Improving The Security Of An Electr...

2/7/1994 08192707 Spread Spectrum Wireless Telephone System

2/4/1994 08192166 Method And Apparatus For Electronic Licensing

2/2/1994 08190397 Multi-user Spread Spectrum Communication System

2/1/1994 08189248 Method For Certifying Public Keys In A Digital Signature Sch...

1/31/1994 08188876 Method And Apparatus For Detecting Correctly Decrypted Commu...

1/27/1994 08186938 Method And Apparatus For A Radio Communication System

1/25/1994 08186208 Pseudo-random Generator

1/24/1994 08094058 Method, Identification Device And Verification Device For Id...

1/21/1994 08184978 Method And Apparatus For Improving The Security Of An Electr...

1/19/1994 08183255 Surface Acoustic Wave Device, And Demodulating Apparatus And...

1/18/1994 08183069 Packet Data Communication System

1/10/1994 08160598 Tamperproof Arrangement For An Integrated Circuit Device

1/10/1994 08179735 Frequency Hopping Sequence Using Galois Field

1/4/1994 08177328 Spread Spectrum Communication System Using Two-predetermined...

12/30/1993 08175467 Method For Generating A Password Using Public Key Cryptograp...

12/28/1993 08174143 Spread Spectrum Communication System

12/27/1993 08172817 Process For The Broadcasting Of Conditional Access Programs ...

12/20/1993 08169529 Data Transmitting And Receiving Apparatus

12/20/1993 08170627 Apparatus And Method For Digitally Processing Signals In A R...

12/14/1993 08145066 Method And Apparatus For Low Cost Audio Scrambling And Descr...

12/3/1993 08161877 Component For A Differential Transmitter - Receiver Of Signa...

12/2/1993 08160897 Apparatus And Method For Encrypting Communications Without E...

11/29/1993 08158511 Pseudorandom Noise Ranging Receiver Which Compensates For Mu...

11/29/1993 08158618 Electronic Document Processing System And Method Of Forming ...

11/24/1993 08158117 Quantum Key Distribution Using Non-orthogonal Macroscopic Si...

11/23/1993 08157376 Double Dwell Maximum Likelihood Acquisition System With Cont...

11/22/1993 08155557 System And Method For Joint Demodulation Of Cdma Signals

11/9/1993 08149264 Television Transmission System Using Spread Spectrum And Ort...

11/5/1993 08148667 Cryptographic Encoding Process

11/3/1993 08145124 Cdma/tdma Spread-spectrum Communications System And Method

11/1/1993 08146499 Spread Spectrum Spectral Density Techniques

10/29/1993 08145943 Method And Apparatus For Process Control, Tension Control, A...

10/29/1993 08146289 System For Conducting Video Communications Over Satellite Co...

10/29/1993 08145406 Frequency Hopping Spread Spectrum Data Communications System

10/28/1993 08144903 Method And Apparatus For Performing Handoff Between Sectors ...

10/26/1993 08142781 Method And Apparatus For Transaction Card Verification

10/26/1993 08142904 Data Enclave And Trusted Path System

10/25/1993 08140468 Staggered Frequency Hopping Cellular Radio System

10/21/1993 08139136 Personal Computer Access Control System

10/15/1993 08136749 Digital Communications Equipment Using Differential Quaterna...

10/8/1993 08134356 Mobile Station Assisted Soft Handoff In A Cdma Cellular Comm...

10/8/1993 08133398 Postal Rating System With Verifiable Integrity

10/7/1993 08133448 Acquisition Of Frequency Bursts In Pcn

9/27/1993 08127718 Method For Key Management Of Point-to-point Communications

9/21/1993 08124718 System For Software Registration

9/17/1993 08123497 Method And Apparatus For Combining Multipath Spread-spectrum...

9/15/1993 08117159 Ic Memory Card And Method Of Protecting Data Therein

9/7/1993 08117460 Metering System With Remotely Resettable Time Lockout

8/30/1993 08113138 Notch Filtering A Spread Spectrum Signal Using Fourier Serie...

8/25/1993 08112007 Communication Network Access Method And System

8/25/1993 08111838 Mobile Telephone Terminal And Method Of Preventing Unlawful ...

8/23/1993 08110268 Method And Apparatus For Verification Of Classes Of Document...

8/19/1993 08109578 Method And Apparatus For Secure Data Packet Bus Communicatio...

8/18/1993 08107572 Method And Apparatus For Multi-tire Time Shared Catv Jamming

8/5/1993 08102416 Firmware Encryption For Microprocessor/microcomputer

8/2/1993 08100237 Method And Apparatus For Receiving And Decoding Communicatio...

7/26/1993 08097767 Cd-prom

7/21/1993 08095398 Equipment Which Includes Electronics

7/13/1993 08091147 Apparatus And Method For Conveying Information In A Communic...

7/12/1993 08090886 Method And Apparatus For Transmitting And Receiving Encoded ...

7/9/1993 08050285 Method And Device For Multiplexing Data Signals

7/6/1993 08087647 Method Of Modifying Pseudo-random Sequences And Device For S...

7/1/1993 08087037 Transmission System And Receiver For This System

6/25/1993 08083118 Signal Processing In Communication Systems

6/23/1993 08082228 System For Improving The Digital Signature Algorithm

6/17/1993 08079308 Apparatus For Correlating Multi-frequency Signals

6/7/1993 08072927 System For Limiting Use Of Down-loaded Video-on-demand Data

6/7/1993 08071878 System And Method For Chip Timing Synchronization In An Adap...

6/4/1993 08073226 System And Method For Bit Timing Synchronization In An Adapt...

6/4/1993 08072617 Access Control

6/3/1993 08070787 Computer System Security Method And Apparatus For Creating A...

6/2/1993 08070730 Mutual Authentication/cipher Key Distribution System

5/27/1993 08070133 Digital Interface Circuit

5/17/1993 08063097 Train Location And Control Using Spread Spectrum Radio Commu...

5/7/1993 08059447 Radio Frequency Local Area Network

5/5/1993 08056547 Personal Date/time Notary Device

5/3/1993 08055347 Surface Acoustic Wave Device, And Demodulating Apparatus And...

5/3/1993 08056501 Signal Processing Apparatus And Methods

4/29/1993 08020589 Transceiver Providing Selectable Frequencies And Spreading S...

4/28/1993 08053915 Spread Spectrum Modulation Communication Apparatus

4/26/1993 08053797 Repeater Security System

4/23/1993 08052378 Transmitter Identification And Validation System And Method

4/22/1993 08018437 Addressed Messaging In A Cable Television System

4/16/1993 08048478 Method Of Privacy Communication Using Elliptic Curves

4/14/1993 08045777 Command Modulation System Having Command Generator Unit For ...

4/13/1993 08045186 Individual Beacon Identification System

4/9/1993 08046040 Method And Apparatus For Fingerprinting Magnetic Media

4/8/1993 08044648 Packet Data Communication System

4/1/1993 08041727 Methods And Apparatus For Scrambling And Unscrambling Compre...

3/31/1993 08040597 Fast Server-aided Computation System And Method For Modular ...

3/26/1993 08037787 Fraud Protection For Card Transactions

3/24/1993 08036488 Down-line Transcription System For Manipulating Real-time Te...

3/23/1993 08035956 Limited Broadcast System

3/19/1993 08038340 Electronic Switching Circuits

3/17/1993 08033518 Method And Apparatus For Signal Transmission And Reception

3/12/1993 08030687 High Speed Encryption System And Method

3/11/1993 08031258 Method And Apparatus For Coherent Communication In A Spread-...

3/11/1993 08029897 Hitless Ultra Small Aperture Terminal Satellite Communicatio...

3/10/1993 08029110 Identifying Secret Data Messages In A One-direction Multipoi...

3/9/1993 08028652 Procedure And Decoder For Decrypting A Coded Video Signal

3/5/1993 08027130 Coding System For A Data Signal

3/1/1993 08024367 Spread Spectrum Communication System

3/1/1993 08024408 Analog Scrambling With Continuous Synchronization

2/24/1993 08022058 Computer System Security

2/22/1993 08020988 Device For Effecting A Modification In A Stream Of Transmiss...

2/18/1993 08019538 Method And Apparatus For Credit Card Verification

2/4/1993 08013393 Method For Updating Encryption Key Information In Communicat...

2/1/1993 08011938 Transmission System, And Transmitter And Receiver For Use In...

1/29/1993 08011376 Apparatus And Method For Data Compression Using Signal-weigh...

1/11/1993 08002147 Radio Transmitter

1/6/1993 08001067 Ccd Demodulator/correlator

1/6/1993 08001356 Method And Circuit For Compensating For Oscillator Drift In ...

12/28/1992 07997057 Method And Apparatus Of Reducing Power Consumption In A Cdma...

12/23/1992 07938237 Smart Card Validation Device And Method

12/22/1992 07995107 Apparatus And Method For Fault Detection On Redundant Signal...

12/22/1992 07995458 Data Exchange System With A Check Of The Apparatus For Its A...

12/21/1992 07993777 Protocol Converter

12/16/1992 07991198 Process For Authentication, By An Outside Medium, Of A Porta...

12/16/1992 07991628 Communication System And Methods For Enhanced Information Tr...

12/15/1992 07990455 Method For Encouraging Purchase Of Executable And Non-execut...

12/9/1992 07988418 Method And Apparatus For Securing Credit Card Transactions

11/23/1992 07980503 Security Apparatus And System For Retail Environments

11/19/1992 07978627 Spread-spectrum Communication Apparatus

11/13/1992 07976196 Anti-counterfeiting Process Using Lenticular Optics And Colo...

11/12/1992 07974957 Apparatus And Method For Providing Data Security In A Comput...

11/9/1992 07973237 Radio Frequency Communication Network Having Adaptive Commun...

11/5/1992 07971737 Method And Apparatus For Over-the-air Programming Of Communi...

11/3/1992 07946488 Cryptographic Device With A Display Means For Identification...

10/23/1992 07965227 Television Transmission System Using Two Stages Of Spead-spe...

10/15/1992 07964760 Uniformly Wound Superconducting Coil And Method Of Making Sa...

10/15/1992 07961776 Pager With Reverse Paging Facility

10/15/1992 07961787 Frequency Hopping Spread Spectrum Data Communications System

10/1/1992 07955087 System And Method For Paying Bills Electronically

9/15/1992 07946009 Filters In License Management System

9/11/1992 07943517 Method And Apparatus For Changing The Data Setting Modes In ...

8/20/1992 07932537 Error Control Apparatus For A Digital Video Signal Processin...

8/19/1992 07932257 Shared-price Custom Video Rentals Via Interactive Tv

8/12/1992 07928458 Scrambling Apparatus

8/10/1992 07927827 Method And Apparatus For Communicating Interleaved Data

7/30/1992 07922268 Tuning System For Television Signal

7/23/1992 07917598 Encryption/decryption Apparatus With Non-accessible Table Of...

7/21/1992 07917767 Access Control Subsystem And Method For Distributed Computer...

7/17/1992 07916777 Performance Enhancement For Ansi X3.92 Data Encryption Algor...

7/13/1992 07912748 Secret Communication Apparatus

7/2/1992 07907717 Verification Method And Apparatus

6/24/1992 07903407 Range Based Acquisition System

6/23/1992 07903627 Method And Apparatus For Multiplexing Communications Signals...

6/23/1992 07902607 Secure File Erasure

6/22/1992 07903057 Sequence Generator

6/19/1992 07901248 Information Processing System

6/10/1992 07896628 Diagnostic Method And Apparatus For A Cable Television Inter...

6/10/1992 07896708 Interdiction Method And Apparatus With Pulsed Mode Jamming

6/10/1992 07896447 Method And Apparatus For Broadband Signal Distribution

6/2/1992 07892088 One-time Logon Means And Methods For Distributed Computing S...

6/1/1992 07891742 Record With Encoded Data

5/22/1992 07887686 Distributed Sample Scrambling System

5/20/1992 07887125 Enhanced Versatility Of A Program Control By A Combination O...

5/15/1992 07883867 Computer System Security Method And Apparatus For Creating A...

5/15/1992 07883868 Computer System Security Method And Apparatus Having Program...

4/30/1992 07876417 System For Monitoring Atm Cross-connecting Apparatus By Insi...

4/20/1992 07870978 Cryptographic Method For Updating Financial Records

4/15/1992 07868696 Wireless Local Area Network

4/14/1992 07868167 Biometric Token For Authorizing Access To A Host System

4/3/1992 07862687 Power-of-two Length Pseudo-noise Sequence Generator With Fas...

3/31/1992 07860878 Method And Apparatus For Adjusting A Power Control Threshold...

3/16/1992 07851505 System For Encoding And Decoding Data In Machine Readable Gr...

3/11/1992 07850692 Binary Phase Shift Keying Modulation System And/or Frequency...

3/10/1992 07848167 Facsimile Apparatus, And Method Of Controlling Same

3/10/1992 07849226 Signal Processing Apparatus And Methods

3/5/1992 07847148 Mobile Station Assisted Soft Handoff In A Cdma Cellular Comm...

2/26/1992 07840965 Personal Computer System With Security Features And Method

2/25/1992 07841386 Access Control In A Distributed Computer System

2/19/1992 07839528 Method And Apparatus For Using Orthogonal Coding In A Commun...

1/30/1992 07830121 Transceiver Providing Selectable Frequencies And Spreading S...

1/24/1992 07825665 Pseudorandom Noise Ranging Receiver Which Compensates For Mu...

1/13/1992 07819906 Cdma/tdma Spread-spectrum Communications System And Method

12/27/1991 07813735 Demodulation System For Spread Spectrum Communication

12/23/1991 07812027 Process For The Control Of The Use Of A Data Processing Work...

12/16/1991 07807976 Secured Data Storage Devices

12/9/1991 07805192 Nicam Compatible Television Signal Converter

12/5/1991 07802724 "encipher Method And Decipher Method"

12/2/1991 07801307 Method And Apparatus For Changing Bit Rate Of Digitized Anal...

11/27/1991 07799172 Packet Data Communication System

11/21/1991 07795478 Multiple Access Method

11/21/1991 07795606 Authentication System

11/19/1991 07794467 Self-synchronizing Data Queues

11/18/1991 07795165 Spread Spectrum Communication System

11/8/1991 07790733 Ramp Generation For Preventing Transitions With Infinite Sho...

11/6/1991 07788679 Jamming Signal Producing System In Catv

11/4/1991 07787475 Frequency Hopping Signal Interceptor

10/31/1991 07786227 Method To Establish And Enforce A Network Cryptographic Secu...

10/31/1991 07786237 Cryptographic Facility Environment Backup/restore And Replic...

10/31/1991 07785810 Cryptographic Method And Apparatus

10/29/1991 07783885 Facsimile Equipment Having A Secure Communication Function

10/18/1991 07776436 Circuit And Method For Maintaining Security Of Video Tape Us...

10/17/1991 07778497 Method Of Protecting Computer Software From Unauthorized Exe...

10/17/1991 07777935 Encryption Apparatus For Computer Device

10/4/1991 07771100 Apparatus And Method For Enciphered Fascimile Transmission A...

10/2/1991 07770064 Cryptographic Protocol For Secure Communications

10/1/1991 07769425 Radio Frequency Local Area Network

9/27/1991 07766260 Public Key Cryptosystem Key Management Based On Control Vect...

9/19/1991 07762598 Portable Pin Card

8/26/1991 07749647 System And Method For Receiving And Decoding Global Position...

8/13/1991 07744178 Strapdown Inertial Navigation System Using High Order

8/2/1991 07739446 Cdma Subtractive Demodulation

8/1/1991 07739037 Multiple User Spread-spectrum Communication System

7/23/1991 07734781 Method Of Protection Against The Unauthorized Unscrambling O...

7/1/1991 07723875 Transaction System Security Method And Apparatus

6/28/1991 07723457 Filters For License Management System

6/27/1991 07722059 Long Sequence Correlation Coprocessor

6/26/1991 07721007 Direct Sequence Spread Spectrum Digital Communication System...

6/21/1991 07719199 Keyboard Activated Screen Blanking

6/21/1991 07719210 Systolic Multiple Channel Band-partitioned Noise Canceller

6/11/1991 07713659 Non-adaptive Amplitude-difference Interference Filter

6/11/1991 07714120 Method Of Transferring A Secret, By The Exchange Of Two Cert...

6/6/1991 07711543 Cryptographic System Based On Information Difference

6/3/1991 07709118 Stepped Waveform Inverter Utilizing Pulse-width Modulation

5/24/1991 07705101 Method And System For Secure Telecommunications

5/23/1991 07704757 Computer Software Protection

5/14/1991 07700029 Multi-carrier Communication System Using Ciphered Carrier Bi...

5/2/1991 07694796 Conversion Of Television Signal Formats With Retention Of Co...

4/29/1991 07692419 Security Module For Radio Telephone

4/11/1991 07684038 Improved Correlator For Spread Spectrum Communications Syste...

4/4/1991 07680429 Method And Means To Limit Access To Computer Systems

3/29/1991 07677460 Independent External Security Module For A Digitally Upgrade...

3/18/1991 07670804 Metering System With Remotely Resettable Time Lockout

3/15/1991 07670193 Method And Apparatus For Securing Television Signals Using S...

3/14/1991 07669139 Spread Spectrum Transmitter For Degrading Spread Spectrum Fe...

3/13/1991 07669127 Method And Apparatus For Providing High Data Rate Traffic Ch...

3/4/1991 07664298 Spread-spectrum Communication System

3/4/1991 07664107 Coding System For Descrambling Video

2/28/1991 07662143 Method For Backing Up And Erasing Encryption Keys

2/28/1991 07663725 Security Apparatus And System For Retail Environments

2/27/1991 07661792 Key Variable Identification Method

2/21/1991 07660197 Encoding System According To The So-called Rsa Method, By Me...

2/19/1991 07657502 Storm Alert For Emergencies

2/11/1991 07654077 Spread Spectrum Communication Device

2/11/1991 07653822 System For Encoding Data In Machine Readable Graphic Form

2/5/1991 07650602 Communication Terminal System

1/31/1991 07648297 Correlation Device For Spectrum Spread Communication

1/30/1991 07647827 System For Communicating Television Signals Or A Plurality O...

1/25/1991 07646538 Signal Overlap Detection In A Communication System

1/23/1991 07644923 Signal Encryption Apparatus For Generating Common And Distin...

1/22/1991 07643969 Digital Equalization Method And Apparatus

1/15/1991 07641388 Radio Receiver

1/2/1991 07636789 Frequency Diversity Receiving System Based On Cancellation O...

12/31/1990 07635405 Secure Over-the-air Registration Of Cordless Telephones

12/28/1990 07635859 Packet Data Communication System

12/21/1990 07631605 Public Communication System Comprising Distributed Stations,...

12/21/1990 07633637 Method For Providing Video Programming Nearly On Demand

12/20/1990 07632463 Scrambled Video Digital Tramsmission Link

12/20/1990 07633259 Public/key Date-time Notary Facility

12/19/1990 07629844 Packet Data Communication Network

12/19/1990 07630047 Signal Quality Measure In Packet Data Communication

12/17/1990 07628359 Cdma Subtractive Demodulation

12/10/1990 07625069 Process For Promotion Of Pay Television Broadcasts, And Devi...

12/5/1990 07622467 Virtual Amplifier

11/28/1990 07619316 Multi-channel Digital Receiver For Global Positioning System

11/26/1990 07617769 Distance Measurement Method And Apparatus, And Relative Posi...

10/19/1990 07597784 Method And Apparatus For Secure Identification And Verificat...

10/9/1990 07595067 Monolithic Microwave Power Sensor

9/28/1990 07590406 Spread Spectrum Telemetry

9/25/1990 07588126 Signal Processing Apparatus And Methods

9/19/1990 07584742 Cathode Ray Tube

9/13/1990 07581924 Regulation Circuit For A Stepped-waveform Inverter

9/6/1990 07578336 System For Preventing Fraudulent Use Of Credit Card

9/5/1990 07578096 Spread-spectrum Communication System

8/28/1990 07574147 Apparatus For Scrambling/descrambling Data By Word-by-word P...

8/27/1990 07572468 Binary Phase Shift Keying Modulation System

8/23/1990 07571942 Dual Propeller Shock Resistant Submersible Propulsor Unit

8/23/1990 07571970 Integral Motor Propulsor Unit For Water Vehicles

8/6/1990 07562867 Reciprocal Saw Correlator Method And Apparatus

8/3/1990 07562356 Secure Over-the-air Registration Of Cordless Telephones

7/26/1990 07558053 Lock Control Method For On-board Terminal Equipment Of A Mob...

7/24/1990 07558124 Method Of Rotating A Word Constituted By Binary Elements And...

7/23/1990 07556132 Method Of Protecting A Linear Feedback Shift Register (lfsr)...

7/23/1990 07556248 Ac And Dc Motor-generator Set Having Stators With Annular En...

7/17/1990 07554122 Wired Microcircuit Card And A Method For Transactions Betwee...

7/16/1990 07552767 Apparatus And Method For Generating Low Level Noise Signals

7/12/1990 07551815 Wireless Alarm System

7/11/1990 07550949 Advanced Neutron Detector

7/9/1990 07550023 System For Encoding Data In Machine Readable Graphic Form

6/29/1990 07546614 Probabilistic Cryptographic Processing Method

6/29/1990 07546615 Encryption With Selective Disclosure Of Protocol Identifiers

6/29/1990 07546629 Generic Encryption Technique For Communication Networks

6/28/1990 07545377 Spread Spectrum Receiver

6/25/1990 07543453 Method And Apparatus For Jamming Infrared Remote Controls

6/20/1990 07541256 Data-locking System

6/13/1990 07537435 Pseudorandom, Iterative Method And Apparatus For Automatical...

6/6/1990 07533783 Home Entertainment Equipment Control Apparatus

6/5/1990 07533330 Precision Satellite Tracking System

5/29/1990 07515531 Unambiguous Alphabet For Data Compression

5/22/1990 07527218 Methods And Apparatus For Electronically Limiting Broadcast ...

5/9/1990 07520763 Method And Means To Limit Access To Computer Systems

5/8/1990 07521143 Correlation Processing Device Using A Surface Acoustic Wave ...

5/7/1990 07521298 Digital Cordless Telephone Systems

5/7/1990 07520332 Execution Protection For Floppy Disks

4/27/1990 07515399 Method For Developing And Transmitting Usage Context Informa...

4/19/1990 07511230 Wide Bandwidth Stable Member Without Angular Accelerometers

4/11/1990 07508110 Terminal Management Method And Apparatus

4/5/1990 07504943 Scrambling Video By Time Shifting

4/4/1990 07504294 Multichannel Satellite Communication And Control System

4/2/1990 07503192 Method And Apparatus For Protection Of Software In An Electr...

3/29/1990 07501682 Video Control System For Transmitted Programs

3/29/1990 07501683 Recorded Medium For Video Control System

3/29/1990 07501684 Video Control System Having Session Encryption Key

3/29/1990 07501688 Video Control System For Recorded Programs

1/19/1990 07458707 Device For The Identification Of Messages

12/20/1989 07454032 Portable Electronic Device And Its Secret Information Collat...

12/18/1989 07451700 Non-destructive Readout Ferroelectric Memory Cell

12/18/1989 07452599 Encoding An Optical Video Disc To Inhibit Video Tape Recordi...

12/14/1989 07450643 Induction Machine Based Hybrid Aircraft Engine Starting/gene...

12/12/1989 07449218 Communication Method And System With Encryption Of Informati...

12/11/1989 07448442 Catv System Transmitting A Scrambled Televison Signal

12/7/1989 07447363 Scrambled Frequency Modulated Video Signal Transmission Syst...

11/29/1989 07443465 Vehicle Location System

11/28/1989 07441221 Manipulating Rights-to-execute In Connection With A Software...

11/27/1989 07441573 Unforgeable Personal Identification System

11/27/1989 07441814 Method Of Reducing The Useful Bandwidth Of Bandwidth - Limit...

11/22/1989 07442474 Pay Per View Television Signaling Method

11/17/1989 07437898 Signal Modulation Methods And Apparatus

11/17/1989 07437743 Method And Apparatus For Signal Modulation And Detection

11/14/1989 07436501 Lateral Guidance Transition Control Apparatus For Aircraft A...

11/1/1989 07431016 Dynamic Substitution Combiner And Extractor

10/31/1989 07429326 Method And Apparatus For Secure Identification And Verificat...

10/25/1989 07426284 Signal Identification System

10/13/1989 07421104 Public/key Date-time Notary Facility

10/6/1989 07418068 Transaction System Security Method And Apparatus

9/25/1989 07411810 Plural Level Beam-forming Network

8/31/1989 07401032 Securing A Computer Against Undesired Write Operations To Or...

5/19/1989 07354113 Temperature Compensated Trap Filter

5/18/1989 07353578 Magnetic Stabilization Of Spooled Fiber Optic Data Links

5/12/1989 07350793 Process For The Broadcasting And Reception Of Access Title C...

5/1/1989 07345803 Integer Encryptor

4/25/1989 07342978 Three-dimensional Optical Memory

4/21/1989 07341286 Microwave Landing System

4/13/1989 07338529 Ultrasonic Ranging And Data Telemetry System

4/7/1989 07335052 Mode 4 Reply Decoder

4/5/1989 07333646 Portable Data Carrying Device

4/3/1989 07333890 Radar Navigation System

3/31/1989 07349381 System For Calibrating A Gyro Navigator

3/29/1989 07330382 Data Encripting Transfer

3/16/1989 07326435 Directional Antennas For A Roadside Beacon System

3/15/1989 07323923 Cryptographic Synchronization Recovery By Measuring Randomne...

3/3/1989 07318988 Mid Range Uv Communications

2/27/1989 07316023 Scrambling/descrambling Method Using A Memory For Storing In...

2/17/1989 07312142 Data Protection For Computer Systems

2/7/1989 07307402 Power-on Password Functions For Computer System

2/7/1989 07307831 Operation State Responsive Automatic Display Selection Syste...

2/7/1989 07308992 Interference Source Noise Cancelling Beamformer

10/17/1988 07258732 Defining Aircraft Protocol By Shorted Pins

10/14/1988 07257688 Pattern Identification By Analysis Of Digital Words

10/13/1988 07257402 Reliable Television Transmission Through Analog Channels

9/30/1988 07252556 Network License Server

9/26/1988 07249039 Bandpass Frequency Selective Surface

9/23/1988 07248190 Divided Llbfn/hmpa Transmitter Architecture

9/13/1988 07243889 Sensor Array Dynamic Position And Orientation Determination ...

8/29/1988 07237921 Confirmed Boundary Pattern Matching

8/29/1988 07237927 Confirmed Boundary Pattern Matching

8/29/1988 07237931 Confirmed Boundary Pattern Matching

8/29/1988 07237933 Confirmed Boundary Pattern Matching

8/29/1988 07237934 Confirmed Boundary Pattern Matching

8/26/1988 07237342 Transaction System Comprising One Or More Host Exchanges And...

8/12/1988 07231563 Method For The Fast Synchronization Of Vocoders Coupled To O...

8/11/1988 07231114 Secure Management Of Keys Using Control Vectors

8/8/1988 07229539 Dynamic Vertical Height Control Circuit

8/2/1988 07227581 Thermal/mechnical Buffer For Hgcdte/si Direct Hybridization

7/18/1988 07220279 Monolithic Microwave Integrated Circuit Having Vertically St...

7/18/1988 07220737 Low Pass/high Pass Filter Phase Shifter

6/29/1988 07221499 Saw Device And Method Of Manufacture

6/14/1988 07206612 Cable Television Descrambler

6/9/1988 07204288 Horizontal Deflection High-voltage Circuit

5/31/1988 07211510 Method And Apparatus For Compensating For Neutron Induced Fr...

2/19/1988 07157694 Airborne Surveillance Platform

2/18/1988 07157002 Electronic Keying Scheme For Locking Data

2/4/1988 07152127 Saw Channelized Filters

2/4/1988 07152203 Surface Acoustic Wave Chirp Filter

1/28/1988 07149298 Variable Pulse Rate Circuit

1/25/1988 07147721 Conformal Array Antenna

1/13/1988 07143384 Light-detecting Device

1/5/1988 07141250 High Performance Global Positioning System Receiver Means An...

12/31/1987 07140094 High Voltage Stabilizing Circuit For Prevention Of Overheati...

12/30/1987 07139689 Independent Top/bottom Raster Correction

12/16/1987 07134509 Color Image Display Tube Apparatus

12/14/1987 07132497 Resolution Delta Gun Color Monitor System Apparatus

12/14/1987 07132508 Data Element Position Indication

11/30/1987 07126452 Pay Per View Television Signalling Method

11/23/1987 07123703 Undeniable Signature Systems

11/20/1987 07123421 Apparatus And Method For Determining Airspeed And Direction

11/10/1987 07118923 Encoding System Capable Of Accomplishing A High Efficiency B...

10/27/1987 07113109 Vehicle Bearing Detection And Data Processing Methods Applic...

10/23/1987 07111909 Dual Mode Phased Array Antenna System

10/20/1987 07112107 Analyzing Analog Quadrature Signals

10/16/1987 07109339 Photomultiplier Tube With Gain Control

10/8/1987 07107430 Ridge Regression Signal Processing For Position-fix Navigati...

10/8/1987 07106126 Method And Apparatus For Signal Modulation And Detection

9/29/1987 07102446 Deflection Apparatus

9/29/1987 07102514 Gullwing Distortion Correction Circuit

5/28/1987 07055457 Scanning-beam Microwave Landing System

5/18/1987 07051549 Line Deflection Circuit In A Picture Display Device

5/14/1987 07050148 Horizontal Deflection Circuit For Video Display Monitor

5/13/1987 07049754 Method For Providing A Collision Free Path In A Three-dimens...

5/4/1987 07045476 Adaptive Depolarization-interference-compensator

5/1/1987 07047506 Fiver Optical Discrete Phase Modulation System

4/22/1987 07041166 Low Elevation Guidance System

4/16/1987 07039250 Signal Processing Method For Nuclear Spectrometers

4/15/1987 07038371 Temperature Control Arrangement For An Extruding Process

4/13/1987 07038040 Multiple-fixed-frequencies Navigation System

3/30/1987 07032126 Equal Power Amplifier System For Active Phase Array Antenna ...

3/30/1987 07031134 Alignment Method

3/26/1987 07034460 Plural Level Beam-forming Network

3/25/1987 07030057 Vertical Deflection Circuit For Cathode-ray Tube Having A Ve...

3/25/1987 07029906 Microwave Landing System

3/23/1987 07028986 Ultrasonic Ranging And Data Telemetry System

3/16/1987 07026359 Directional Antennas For A Roadside Beacon System

2/20/1987 07016788 Locating System And Method

2/12/1987 07015543 Microwave Radiometer Using Fanbeam Inversion

1/6/1987 07000694 Independent Top/bottom Pincushion Correction

12/19/1986 06943419 Phased Array Antenna With Couplers In Spatial Filter Arrange...

12/18/1986 06943044 Television Apparatus For Generating A Phase Modulated Deflec...

12/17/1986 06942894 Multiple Frequency Horizontal Oscillator For Video Apparatus

12/9/1986 06939584 Cathode Ray Tube Display System

11/25/1986 06934649 Architecture For Composing Computational Modules Uniformly A...

11/13/1986 06929870 Emergency Transmitter

11/10/1986 06930029 Integrated Self-adaptive Array Repeater And Electronically S...

10/31/1986 06925166 Scanning Antenna Having Phase Center Diversity

10/29/1986 06924534 Digital Gain Adjustment

10/8/1986 06916578 Microwave Landing System For Use On A Back Course Approach

10/1/1986 06914159 Satellite Receiver Having Improved Polarization Plane Determ...

9/30/1986 06913789 Electro-optical Beamforming Network For Phased Array Antenna...

9/30/1986 06913593 Method Of Driving A Flat Type Of Cathode Ray Tube To Provide...

9/19/1986 06909343 Automatic Pulse Display

9/10/1986 06905904 Transmit-receive Module For Phased-array Antennas

9/10/1986 06906060 Serpentine Feeds And Method Of Making Same

9/4/1986 06904109 Digital Averaging Filter Particularly Suited For Use With Ai...

8/29/1986 06901614 Vertical Deflection Circuit With Service Mode Operation

8/26/1986 06900653 Shutdown Circuit For Crt High Voltage System

4/25/1986 06856591 Cathode Ray Tube

4/10/1986 06849996 Method For Designating/sorting Semiconductor Wafers Accordin...

4/9/1986 06849832 Image Pickup Tube

4/3/1986 06847103 High Voltage Dynamic Focusing System

3/17/1986 06839929 Digital Delay Generator For Sonar And Radar Beam Formers

3/12/1986 06838920 Null Processing Receiver Apparatus And Method

3/10/1986 06838160 Craft Guidance System

2/26/1986 06833030 Raster Positioning Circuit For A Deflection System

2/20/1986 06831475 Method For Operating A Data Processing System

2/10/1986 06828230 Delay Circuit For A Monolithic Integrated Circuit And Method...

2/6/1986 06835850 Crt Control Circuit

2/5/1986 06826332 Method And Apparatus For Measuring And Providing Corrected G...

2/3/1986 06825427 On Line Interactive Monitoring Of The Execution Of Process O...

1/30/1986 06824026 Circuit For Measuring Characteristics Of A Device Under Test

1/30/1986 06824132 Picture Tube Heater Supply Circuit

1/28/1986 06823306 Photoelectric Bubble Detector Apparatus And Method

1/28/1986 06833402 Apparatus For Controlling Amplitude Of Vertical Deflection S...

1/21/1986 06821009 Differential Navigation System For Remote Mobile Users

12/27/1985 06814133 Microcomputer Controlled Quick Ranging Technique And Digital...

12/23/1985 06812202 System For Determining Dc Drift And Noise Level Using Parity...

12/20/1985 06811950 Position Finding And Collision Avoidance System

12/18/1985 06824588 Travelling Wave Tube With A Helix-tube Delay Line Attached T...

12/11/1985 06808302 Crt Color Convergence Measurement

12/11/1985 06808303 Temperature Compensated Drive Circuit For Crt G2 Grid

12/11/1985 06807669 Method And Device For The Radioelectric Synchronization Of S...

12/10/1985 06807324 Video Driver Level Shifter

12/9/1985 06806668 Method And Apparatus For Determining Remote Object Orientati...

12/9/1985 06806669 Method And Apparatus For Determining Remote Object Orientati...

12/5/1985 06805492 Drive Circuit For Pincushion Corrector

12/2/1985 06803693 Method And Apparatus For Automatically Calibrating A Graticu...

7/15/1985 06755014 Television Camera Tube Device

7/15/1985 06755109 Satellite Navigational System And Method

6/27/1985 06749360 Fiber Optical Discrete Phase Modulation System

6/26/1985 06748833 Flat Type Image Display Tube And Display Device Using The Sa...

6/17/1985 06745542 High Speed Flyback Circuit For Magnetic Yoke

5/31/1985 06739951 Timebase Circuit

5/17/1985 06735353 Device For Correcting An Image On A Picture Tube Having In-l...

5/10/1985 06733661 Gullwing Distortion Corrected Deflection Circuitry For A Squ...

5/10/1985 06732693 Raster Distortion Correction Circuit

5/7/1985 06731280 Security Monitoring And Tracking System

5/6/1985 06730559 Off-channel Frequency Discriminator Circuit For Use In A Pre...

4/29/1985 06728657 Television Power Supply Shutdown Circuit

4/16/1985 06723642 High-speed Frame Pick-up Camera

4/12/1985 06722874 Scanning Crt Display System With Linearity Compensation

4/4/1985 06719849 Microwave Landing System

4/2/1985 06719227 North-south Pincushion Corrected Deflection Circuit

3/28/1985 06717199 System For Deploying An Array Of Sonar Projectors

3/27/1985 06716814 Constant Current Power Circuit For Horizontal Deflection Of ...

3/25/1985 06715519 Quasi-resonant Random Access Deflection System For A Calligr...

2/21/1985 06703999 Synchronous Scan Streaking Device

2/13/1985 06701351 Interference Canceler With Difference Beam

10/5/1984 06657994 Computer Monitor

9/28/1984 06655637 Direction Finding Systems

9/25/1984 06654083 Vehicle Location System

9/24/1984 06653704 Mobile Radio Network

9/17/1984 06651124 Passive Frequency Scanning Radiometer

9/13/1984 06650183 Device For Stabilising And Aiming An Antenna, More Particula...

9/7/1984 06648853 Two-frequency Glide-path Station For The Standardized Instru...

9/4/1984 06647321 Monopulse Receiver For A Four Arm Log Spiral Antenna

8/13/1984 06640480 Intensity Modulation Circuit For Cathode-ray Tubes

8/3/1984 06637509 Sensor System For Television Picture Tubes

7/26/1984 06634593 Photo-conductive Element Operative In The Microwave Region A...

7/20/1984 06632817 Circuit For Producing The Operating Voltages And The Horizon...

7/17/1984 06631732 Radar System

7/2/1984 06626983 Method And Equipment For Picking Up Antenna Patterns In Near...

6/25/1984 06623921 Apparatus And Method For Use In Instrument Landing System Lo...

6/19/1984 06622341 Process For Increasing The Range And Particularly The Protec...

6/12/1984 06620042 Ppi Display Apparatus

6/11/1984 06619653 Optical Phase Array Radar

6/7/1984 06618446 Phase Slope Equalizer

6/4/1984 06616816 Process And Apparatus For Monitoring Weather Phenomena

6/1/1984 06616098 Unambiguous Wide Baseline Interferometer

5/29/1984 06614509 Digital Image Correction Circuit For Cathode Ray Tube Displa...

5/11/1984 06609232 Direction Finding

5/10/1984 06609413 Projection Tv Deflection Loss Protection Circuit

5/8/1984 06608066 Linear/resonant Crt Beam Deflection Circuit

5/7/1984 06607869 Microwave Radiometer Using Fanbeam Inversion

5/4/1984 06608575 Loran-c Receiver

5/4/1984 06608576 Loran Signal Receiver

5/2/1984 06623289 Coherent Dual Automatic Gain Control System

5/1/1984 06605969 Field Component Diversity Antenna And Receiver Arrangement

4/23/1984 06603047 Apparatus For Adjusting The Position Of A Deflector On A Tel...

11/28/1983 06555785 Oscillographic Device For Displaying Multiple Continuous Wav...

10/27/1983 06546743 Craft Navigational Aid Systems

9/2/1983 06529030 Electronically Scanned Antenna

8/29/1983 06527387 Apparatus And Method For Eliminating Video Shading Ears

8/2/1983 06519665 Ultrasonic Transducer

6/27/1983 06507638 Method And Apparatus For Controlling Alignment And Brightnes...

6/15/1983 06504671 Electron Emission System

6/10/1983 06503240 Remote Controlled Tracking Transmitter And Tracking Support ...

3/3/1980 06129047 Authenticator Circuit

807 Rows Total
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