Patent Examiner Mark Hellner
United States Patent and Trademark Office

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Type: Examiner

Mark Hellner has presided over the following applications:

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5/27/2008 10568057 Multi-component Seismic Data Processing

11/29/2007 10597592 Method And Apparatus For Providing Light Having A Selected P...

7/17/2007 10554193 Counter-pumped Distributed Raman Amplification In Wavelength...

11/7/2006 10571506 Looped Optical Network With Ase Light Recirculation And Link...

10/30/2006 10599815 Method For Controlling Automatic Or Automated Transmission D...

10/27/2006 10591672 Safety Device For A Motor Vehicle

10/19/2006 10568135 High-power-optical-amplifier Using A Number Of Spaced, Thin ...

7/13/2006 10552795 Active Steering For Marine Seismic Sources

6/15/2006 10596531 Method For Controlling The Pump Power Of An Optical Amplifie...

6/12/2006 10582286 Adaptation of an automatic distance control to traffic users...

6/5/2006 10541867 Toroidal regulating device

4/20/2006 10562825 Geophysical Data Acquisition System

3/31/2006 10542713 Fiber laser

2/17/2006 10536936 Semiconductor Optical Device With Beam Focusing

2/7/2006 10565016 Optical Amplifier

1/4/2006 10563403 Arrangement for communicating with control devices in a vehi...

12/5/2005 10532647 Implementing A Network Infrastructure In A Seismic Acquisiti...

11/29/2005 10559090 Method And Apparatus For Acoustic Detection Of A Fluid Leak ...

10/17/2005 10529822 Raman Amplifier

10/5/2005 10529374 Device For Seismic Emission In An Underground Formation And ...

9/22/2005 10528855 Arrangement For Controlling Retaining Means

9/20/2005 10523124 Method To Convert Seismic Traces Into Petrophysical Property...

9/7/2005 10535507 Continuous Wave Pumped Parallel Fiber Optical Parametric Amp...

5/23/2005 10506372 Device And Method For Assessing The Safety Of Systems And Fo...

5/13/2005 10499020 Raman Amplification Using A Microstructured Fiber

5/9/2005 10534310 Optical Modulating Device

3/31/2005 11094223 Light Amplifier And Light Amplifying Method

3/24/2005 11088715 Management Of Vehicles Based On Operational Environment

3/22/2005 11085082 Amplification Method And Optical Amplifier For Wavelength Di...

3/21/2005 11086691 Temperature Control In An Optical Amplification System

3/10/2005 11077470 Vehicle Control System For Detecting A Short-circuit Conditi...

3/9/2005 11074712 Display Device

3/2/2005 11084264 Portable Air Defense Ground Based Launch Detection System

2/28/2005 11066204 Apparatus And Method For Upgrading A Narrow Band Optical Com...

2/28/2005 11068095 Ultra-low Rin Fiber Light Source

2/25/2005 11065457 Data Recording Apparatus And Data Recording Method

2/25/2005 11067420 Reduced Four-wave Mixing And Raman Amplification Architectur...

2/23/2005 11062693 Intervisibility Determination

2/18/2005 11062165 Optical Attenuator Element, And Variable Optical Equalizer A...

1/31/2005 11045221 Optical Amplifier

1/31/2005 11045257 Vehicle Information Collection System Having Point Issuing D...

1/28/2005 11044232 Optical Terminal Apparatus

1/25/2005 11042856 Navigating UAVS with an on-board digital camera

1/24/2005 11039822 Transition Metal Doped Fiber Amplifier

1/24/2005 11039905 Raman Amplifier And Wavelength Division Multiplexing Optical...

1/20/2005 11040238 Digital Signal Regeneration, Reshaping And Wavelength Conver...

1/19/2005 11039718 System And Method For Knowledge-based Emergency Response

1/14/2005 11036771 System And Method For Advanced Tight Coupling Of Gps And Ine...

1/14/2005 11035026 Method And System For Controlling Behaviors Of Vehicle

1/14/2005 11035321 Pumping Light Source Having Amplification-band Extending Fun...

1/13/2005 11036525 System And Method For Data Storage And Diagnostics In A Port...

12/3/2004 11002280 Method For Measuring Absolute Steering Angle Of Steering Sha...

12/1/2004 11000085 Electronic Control Power Steering Considering Tilt Position ...

12/1/2004 11000426 Method And Apparatus For Controlling Vibration Using Acceler...

11/30/2004 10999885 Side-pumping Laser And Optical Fiber System

11/30/2004 10956231 Quasi-optical array amplifier

11/30/2004 10998740 Vehicle Integrated Control System

11/29/2004 10998064 Optical Amplifier And Optical Monitor Circuit

11/29/2004 10998173 Raman Amplification System Utilizing Bi-directional Pumping

11/24/2004 10483759 Sensing System

11/22/2004 10992762 All-fiber Chirped Pulse Amplification Systems

11/2/2004 10978473 Optical Amplifier And Optical Communication System Including...

11/1/2004 10979370 Method for high amplitude fast optical modulation

10/29/2004 10976603 Apparatus For Concatonating A Plurality Of Undersea Pressure...

10/29/2004 10976060 Shift Lever Operating Position Judging Device

10/29/2004 10978057 Multiple Mode Operational System For Work Vehicle Braking

10/13/2004 10963683 Optical Logical Circuits Based On Lasing Semiconductor Optic...

10/12/2004 10962726 Optical Communication Systems Including Optical Amplifiers A...

10/8/2004 10961960 Transmission control system and method for compensating road...

10/6/2004 10958593 Optical Amplifier System For Micromachining And Marking

9/3/2004 10934603 Tunable Segmented Distributed Bragg Reflector For Linear Opt...

8/24/2004 10925248 Clock Recovery Based On Vlsoa Power Monitoring

8/18/2004 10921765 Generating Sets Of Tailored Laser Pulses

8/6/2004 10914023 Sensor apparatus and method

7/29/2004 10902734 Extended bandwidth semiconductor optical amplifier systems a...

7/27/2004 10899572 Hybrid Broadband Light Source

7/21/2004 10710565 Dynamic Object Avoidance With Automated Guided Vehicle

7/21/2004 10895315 Optical Amplifier And Controlling Method For Raman Amplifier

7/20/2004 10893882 Apparatus and method for upgrading a narrow-band optical com...

7/20/2004 10896611 System And Method For Dynamic Range Extension And Stable Low...

7/20/2004 10894532 Semiconductor Optical Amplifier With Reduced Effects Of Gain...

7/19/2004 10894254 System And Method For Measuring An Amount Of Error Associate...

7/16/2004 10893050 Optical Transmission Systems Including Optical Amplifiers, A...

7/6/2004 10885424 Method Of Amplifying Optical Signals Using Doped Materials W...

7/6/2004 10885262 Method Of Amplifying Optical Signals Using Doped Materials W...

6/30/2004 10882444 Linear Optical Amplifier Using Coupled Waveguide Induced Fee...

6/30/2004 10881103 Master-oscillator Power-amplifier (mopa) Excimer Or Molecula...

6/30/2004 10881660 Method of collecting information for a geographic database f...

6/29/2004 10880245 Optical Amplification Of Cwdm Channels Using Optical Amplifi...

6/15/2004 10866762 Raman Amplification Repeater

6/15/2004 10866780 Raman Amplifier And Optical Transmission System

6/4/2004 10861196 Method And Apparatus For Providing A Broadband Raman Amplifi...

6/4/2004 10497881 Method For Modelling Optical Fiber Amplifiers

6/4/2004 10860311 Optical amplifier and optical amplification method

6/2/2004 10858913 Broadband Light Source

6/1/2004 10857021 Optical Transmission Apparatus

6/1/2004 10858968 Pre-stack Combining Of Over/under Seismic Data

5/26/2004 10853836 Method And Apparatus For Controlling Power Transients In An ...

5/12/2004 10844017 Optical 2r/3r Regeneration

5/6/2004 10483738 Dynamic optical reflector and interrogation system

4/27/2004 10832230 Optical Amplifier For Amplifying Multi-wavelength Light

4/20/2004 10827303 Optical Amplifier, Communication System And Method For Contr...

4/16/2004 10825120 Raman Amplifier System

3/31/2004 10813173 Method And Apparatus For Controlling And Protecting Pulsed H...

3/26/2004 10809932 Mobile Terawatt Femtosecond Laser System (mtfls) For Long Ra...

3/25/2004 10808572 Ase Light Source, Optical Amplifier And Laser Oscillator

3/12/2004 10799304 High Spectral Fidelity Laser Source With Low Fm-to-am Conver...

3/12/2004 10800424 Thermal Management Of An Optical Amplifier Module Housed In ...

3/12/2004 10800425 Overmolded, Ultra-small Form Factor Optical Repeater

2/26/2004 10786079 Semiconductor Optical Amplifier Based Raman Pump

2/18/2004 10779672 Optical Amplifying And Relaying System

2/14/2004 10779463 Throttle Phase Out Control

2/13/2004 10779560 Optical Amplifier Apparatus And Method

1/14/2004 10757970 Shared Variable Gain Amplifier For Wdm Channel Equalization

1/13/2004 10757341 System And Method For Voice Control Of Medical Devices

1/12/2004 10754496 Raman Amplifier And Method For Pumping A Raman Amplifier

1/8/2004 10752677 On Field Upgrade Of A Flat Output Optical Transmission Syste...

12/17/2003 10749095 Methods to extend vision to infrared wavelengths

12/15/2003 10736008 Tunable Optical Add/drop Device

12/15/2003 10734169 Optical Amplification Apparatus Using Raman Amplification

12/8/2003 10748922 Fiber Optic Switch Employing Optical Amplifiers

12/4/2003 10729088 Apparatus And Method For Gain-spectrum-tilt Compensation In ...

12/1/2003 10725817 Control System And Method For An Optical Amplifier

11/21/2003 10719140 Automatic Gain Controller Of Optical Fiber Amplifier

11/17/2003 10715330 Method And Apparatus For Electrically Isolating An Optical A...

10/17/2003 10688593 Gain-controllable Wideband Optical Fiber Amplifier

10/16/2003 10686514 Optical amplifier and an optical amplification method

10/10/2003 10683682 Gain-clamped Semiconductor Optical Amplifier Using Raman Amp...

10/7/2003 10681771 Variable gain optical amplifier and control method

10/4/2003 10678619 Compact and stable broadband erbium amplified spontaneous em...

9/29/2003 10674102 Gain-flattened Wideband Erbium-doped Optical Fiber Amplifier

9/29/2003 10671482 Enhanced Pump Absorbing Double-clad Fiber

9/29/2003 10674513 High Power 938 Nanometer Fiber Laser And Amplifier

9/26/2003 10672610 Universal Controller For An Optical Amplifier That Operates ...

9/22/2003 10668809 Optical signal processing element using saturable absorber a...

9/17/2003 10663829 Raman Amplifier

9/17/2003 10664285 Temperature Control In Optical Amplifier Systems To Reduce P...

9/9/2003 10658629 Gain-clamped Semiconductor Optical Amplifier

9/9/2003 10398312 Devices And Techniques For Logical Processing

9/5/2003 10654987 Optical Component, Optical Amplification Module, And Optical...

8/29/2003 10650668 Optical Amplifier, Method For Compensating For Temperature D...

8/22/2003 10645528 Optical Signal Amplifier

8/22/2003 10645662 Microchip-Yb fiber hybrid optical amplifier for micro-machin...

8/21/2003 10645192 Method And System For Reducing Raman Gain Tilt Error

8/19/2003 10643493 Pumping Method And Unit For Optical Amplifiers

8/4/2003 10633927 Optical Transmission System And Optical Amplification Method...

7/29/2003 10628493 Optical Repeater Having Independently Controllable Amplifica...

7/28/2003 10627804 Optical Amplifier

7/18/2003 10623280 All-optical, Tunable Regenerator, Reshaper And Wavelength Co...

7/14/2003 10619310 Regenerative Optical Amplifier

7/9/2003 10615187 Raman Amplification Method And Optical Signal Transmission M...

7/8/2003 10250715 Method For Implementing Power Equalization Of Dense Waveleng...

6/30/2003 10608233 In-line, High Energy Fiber Chirped Pulse Amplification Syste...

6/30/2003 10608024 Optical Fiber Component For Raman Amplification, Raman Ampli...

6/26/2003 10603739 Demultiplexer For Optical Time-division Multiplexed Signals

6/20/2003 10601183 Dynamic Optical Spectral Control Scheme For Optical Amplifie...

6/20/2003 10600414 Optical Fiber Amplifier With Error Correction

6/20/2003 10600478 Fiber Optic Amplifier For Oilfield Applications

6/17/2003 10464360 Method And Apparatus Of A Semiconductor-based Gain Equalizat...

5/29/2003 10448634 Power Tilt Compensation Using Automatic Power Balance Contro...

5/20/2003 10441445 Unpolarized Multi-lambda Source

5/2/2003 10428043 Optical Fiber For Optical Amplifier And Fiber Optic Amplifie...

4/29/2003 10425578 Zigzag Slab Laser Amplifier With Integral Reflective Surface...

4/29/2003 10425698 L-band Optical Amplifier

4/28/2003 10424090 Wavelength-multiplexed light amplifying apparatus,optical am...

4/25/2003 10422700 Optical Amplification Apparatus Utilizing Raman Amplificatio...

4/23/2003 10421567 Filter With Variable Transmission Character, Optical Transmi...

4/16/2003 10414237 Gain And Signal Level Adjustments Of Cascaded Optical Amplif...

4/9/2003 10409978 Method, Apparatus And System For Controlling The Effects Of ...

3/26/2003 10396815 Quasi-phase-matched parametric chirped pulse amplification s...

3/26/2003 10397927 Distributed And Discrete Amplification Of Optical Signals

3/25/2003 10395083 Low Irradiance Sensor With Iterative Angular Resolution

3/17/2003 10390196 Polarisation insensitive optical amplifiers

3/13/2003 10387922 Method And Apparatus For Thz Radiation Power Enhancement

3/11/2003 10384638 Semiconductor Optical Amplifier With Electronically Controll...

3/10/2003 10386406 L-band Optical Amplifier Based On Thulium-doped Silica Fiber...

3/10/2003 10384977 Optical Transmission Systems Including Optical Amplifiers An...

3/7/2003 10384228 Dual Fiber Optic Amplifier With Shared Pump Source

3/4/2003 10378000 Measurement System For Wide Dynamic Range Optical Power Mete...

2/21/2003 10372471 Long wavelength optical amplifier with C-band seed

2/11/2003 10364635 Hybrid-type Low-noise Dispersion Compensating Optical Fiber ...

2/10/2003 10364725 Gain Measurement Device For Optical Amplifier And Method The...

2/7/2003 10360286 Stimulated Polariton Scattering Optical Amplifier

1/24/2003 10350688 Discrete Amplification Of An Optical Signal

1/24/2003 10350544 Method And Apparatus For Controlling A Fiber Optic Phased Ar...

1/22/2003 10347624 Variable Wavelength Light Source Apparatus And Optical Ampli...

1/21/2003 10348802 Method Of Making A Short-pass Fiber With Controlled Cut-off ...

1/21/2003 10348641 Extended Bandwidth Semiconductor Optical Amplifier

1/17/2003 10346960 Split-band Amplifying Apparatus Using A Depressed-profile Fi...

1/3/2003 10336434 Optical Communication System And Component Control Architect...

1/2/2003 10334785 Laser Doppler Velocimeter

12/24/2002 10327025 Controlling Apparatus And Controlling Method For Wavelength ...

12/20/2002 10324017 Codopant polymers for efficient optical amplification

12/20/2002 10323630 Semiconductor Optical Amplifier With Low Polarization Gain D...

12/19/2002 10322621 Hybrid Component And Method For Combining Two Pumping Lights...

12/17/2002 10320540 Optical Fiber For Optical Amplifier

12/11/2002 10316427 Coherent White Light Amplification

12/3/2002 10310127 Optical Amplifier With A Spectral Gain Monitor Using A Volum...

11/26/2002 10304235 High Average Power Scaling Of Optical Parametric Amplificati...

11/25/2002 10303040 Method For Gain Equalization, And Device And System For Use ...

11/20/2002 10300104 Fiber Amplifier Having A Non-doped Inner Core And At Least O...

11/19/2002 10299296 Gain flattening optical fiber amplifier

11/19/2002 10299488 Wideband Erbium Doped Fiber Amplifier Capable Of Minimizing ...

11/13/2002 10292633 Optical Amplifier And Optical Communication System Including...

11/12/2002 10293754 Method, Apparatus And System For Controlling Power Transient...

11/5/2002 10288131 Method And Apparatus For Providing A Broadband Raman Amplifi...

11/1/2002 10286323 Method and apparatus for setting gain and tilt in spectral p...

10/31/2002 10284787 Dispersion-compensated Raman Optical Fiber Amplifier

10/29/2002 10283850 Power Management For Spatial Power Combiners

10/25/2002 10280641 Multistage Optical Amplifier Having A Fiber-based Amplifier ...

10/24/2002 10279528 Wide-band Erbium-doped Fiber Amplifier And Wavelength Divisi...

10/17/2002 10272778 Phase Conjugate Relay Mirror Apparatus For High Energy Laser...

10/11/2002 10268772 Broadband Tunable Optical Amplifier

10/11/2002 10269925 Method For Increasing Dynamic Range Of Erbium Doped Fiber Am...

10/10/2002 10270779 Gain-clamped Semiconductor Optical Amplifiers With Adjustabl...

10/4/2002 10264967 Long-band Erbium Doped Fiber Amplifier

10/2/2002 10263233 Semiconductor Optical Amplifier Characteristic Evaluation Me...

9/30/2002 10259438 Raman Amplifier And Pumping Apparatus, And Program

9/26/2002 10254839 Raman Amplification Method, Raman Amplifier, And Optical Tra...

9/18/2002 10247846 Apparatus For Directing Electromagnetic Radiation

9/18/2002 10247847 Multiple Pulse Generation

8/30/2002 10231442 Optical Amplifier Gain Control Method For Optical Amplifier ...

8/30/2002 10232349 Pre-emphasized Optical Communication

8/30/2002 10231266 Low Noise Optical Amplifier And Optical Communication System...

8/30/2002 10231090 Technique For Adaptively Controlling Gain In An Optical Ampl...

8/24/2002 10227495 Method and apparatus for optical amplifcation with spontaneo...

8/19/2002 10224158 System and method for amplifying an optical pulse and pumpin...

8/19/2002 10225338 Grating-based Dispersion Compensation Devices

8/15/2002 10219416 Optical fiber amplifiers

8/14/2002 10218694 Ultra-wide Bandwidth Optical Amplifier

8/12/2002 10217110 Optical Amplifying Repeater Apparatus And Optical Amplifying...

8/9/2002 10129828 Wavelength Dependent Isolator

8/8/2002 10214311 Light Source Apparatus, Optical Amplifier And Optical Commun...

8/2/2002 10209875 Light Wavelength-multiplexing Systems

7/30/2002 10209445 System And Method For Measuring An Amount Of Error Associate...

7/19/2002 10199658 Semiconductor Optical Amplifier Using Energy From Single-tra...

7/19/2002 10198347 System And Method For Gain Equalization In An Optical Transm...

7/17/2002 10197107 Semiconductor Optical Amplifier With Reduced Effects Of Gain...

7/12/2002 10194680 S-band Light Sources Using Erbium-doped Fiber With Depressed...

7/11/2002 10193538 Distributed Raman Amplifier For Optical Network And Method

7/11/2002 10192528 Optical Amplification Apparatus Using Raman Amplification

7/11/2002 10192847 Optical Device, Optical Module, Optical Amplifier, And Optic...

7/10/2002 10191515 Light Amplifier Device And Optical Pickup Device Employing I...

7/8/2002 10191246 Compensation Of Polarization Dependent Loss

7/5/2002 10190189 Planar Lightwave Circuit Type Optical Amplifier

7/3/2002 10188786 Polarization Maintaining Optical Fiber Amplifier And Optical...

7/3/2002 10187986 Optical Direct Amplifier Device

7/1/2002 10188007 Multiple Wavelength Pumping Of Raman Amplifier Stages

6/28/2002 10185935 Optical Amplifier Site With Reduced Noise And Transmission S...

6/28/2002 10186561 Communication System Using S-band Er-doped Fiber Amplifiers ...

6/28/2002 10183366 Pumping Light Source Unit, Raman Amplifier, And Optical Tran...

6/27/2002 10185110 Using Gain Tilt For Local Compensation Of Unwanted Power Gra...

6/26/2002 10185458 Raman-based Utility Optical Amplifier

6/24/2002 10178799 Raman Amplifiers With Improved Signal Power Management

6/20/2002 10175610 All-optical Xor Gate By Using Semiconductor Optical Amplifie...

6/19/2002 10173824 Apparatus for multiple path interference (MPI) mitigation an...

6/13/2002 10167443 Light Amplifier And Light Transmission System Using The Same

6/13/2002 10173237 Variable Optical Gain Equalizer And Variable Branching Ratio...

6/6/2002 10164500 Optical composite ion/host crystal gain elements

6/6/2002 10162596 Raman Amplifier, Raman Amplifier Control Method, And Optical...

6/3/2002 10161413 Continuous Wave Infrared Optical Parametric Amplifier

5/29/2002 10157523 Coordinated Control Of Dynamic Gain Equalization In A Wavele...

5/16/2002 10146035 Flexible And Fast Electronic Control Of Optical Devices

5/15/2002 10144777 Method For Producing Inorganic Semiconductor Nanocrystalline...

5/13/2002 10145456 Method For Controlling Performance Of Optical Amplifiers

5/10/2002 10144596 Tunable Wavelength Filter With Invariant Transmission And Re...

5/6/2002 10139467 Copropagating Raman Pump Unit To Suppress Four-wave Mixing C...

5/2/2002 10137926 Optical Amplifier Transient Control Apparatus

4/29/2002 10134845 Semiconductor Optical Amplifiers With Broadened Gain Spectru...

4/29/2002 10134896 Linear Semiconductor Optical Amplifier With Broad Area Laser

4/25/2002 10133669 Method And Transmission System For Optimization Of The Trans...

4/25/2002 10069487 Optical Amplifier Device

4/22/2002 10127377 Optical signal repeating and amplifying device and optical l...

4/5/2002 10116854 Remotely Locatable Rf Power Amplification System

4/5/2002 10117445 Power Scalable Optical Systems For Generating, Transporting,...

3/28/2002 10113918 Hybrid Optical Device

3/28/2002 10109216 Amplifier Gain Error

3/28/2002 10112796 Erbium-doped Optical Fiber Amplifier Using Input Optical Sig...

3/27/2002 10108692 Customer Interface Module

3/26/2002 10107727 Control System And Method For An Optical Amplifier

3/20/2002 10101265 Raman Amplifier And Optical Transmission System

3/20/2002 10103161 Raman Amplifier With High Power Distribution Bypass

3/19/2002 10100115 Multi-frequency Raman Amplifier Pump Source

3/15/2002 10097744 Tunable Multimode Laser Diode Module, Tunable Multimode Wave...

3/15/2002 10088164 Wdm Optical Communication System

3/13/2002 10096484 Optical Amplification Apparatus

3/11/2002 10095021 Method And Apparatus For Achieving Flat Broadband Raman Gain

3/8/2002 10094530 Dispersion-managed Cable For Raman-assisted Transmission

3/8/2002 10095303 Fiber Amplifiers With Depressed Cladding And Their Uses In E...

3/7/2002 10092982 Modular Raman Pump Double-multiplexer

3/4/2002 10090296 Fiber Amplifier Having An Anisotropic Numerical Aperture For...

3/4/2002 10091094 Optical Amplifier With Two Directional Pumping

3/1/2002 10086754 Semiconductor Optical Amplifier Module With Monitoring Devic...

3/1/2002 10084936 Optical Amplification Apparatus Utilizing Raman Amplificatio...

2/27/2002 10083162 Optical Amplifier Supervisory Control Method In Wdm Communic...

2/22/2002 10079525 Apparatus And Method For A Self Adjusting Raman Amplifier

2/22/2002 10079874 Waveguide amplifier and pumping scheme for a waveguide ampli...

2/21/2002 10080141 Optical waveguide amplifier using a circulator and an optica...

2/21/2002 10081765 Intelligent Variable Optical Attenuator With Controller And ...

2/20/2002 10078255 Widely Tunable And Integrated Optical System And Method

2/15/2002 10077617 Optical Equalization With Beam Counter-propagation

2/12/2002 10073042 Cascaded Semiconductor Optical Amplifier

2/12/2002 10073083 Optical Dynamic Gain Amplifier

2/11/2002 10068937 Adaptive Optical Amplifier Control

2/8/2002 10071128 Image Transistor With Laminar Flow Water Cooling System

2/1/2002 10061772 Optical Fiber Amplifier And Optical Communication System Usi...

1/31/2002 10066283 Waveguide optical amplifier

1/29/2002 10060868 Gain Flattening With Nonlinear Sagnac Amplifiers

1/23/2002 10052537 Noise Figure Measuring System For Optical Amplifier

1/22/2002 10055096 Optical Amplifier

1/16/2002 10046236 Semiconductor Optical Amplifier Systems

1/15/2002 10019685 Multi-pass Optical Amplifier

1/14/2002 10046962 Optical Transmission Systems Including Optical Amplifiers, A...

1/14/2002 10046355 Automatic Gain Control Device Of Optical Fiber Amplifier

1/11/2002 10044377 Optical mode expander

1/11/2002 10045175 Semiconductor optical amplifier

1/10/2002 10044027 Optical Gain Fibers

1/9/2002 10044705 Stability Of A Fiber Amplifier By Eliminating Optical Feedba...

1/3/2002 10039435 Highly Integrated Hybrid Component For High Power Optical Am...

12/31/2001 10032095 Optical Amplifier For Amplifying Multi-wavelength Light

12/31/2001 10029987 Multi-wavelength Light Source Utilzing Acousto-optic Tunable...

12/31/2001 10037731 Method for manufacturing silicate waveguide compositions for...

12/28/2001 10029237 Optical Fiber Splicing Structure

12/26/2001 10025574 Optical Amplifier, Optical Communication System Including Th...

12/26/2001 10025867 Optical amplifiers and optical amplifying method for improve...

12/21/2001 10029676 Early Warning Failure Detection For A Lasing Semiconductor O...

12/21/2001 10032420 Use of photonic band gap structures in optical amplifiers

12/21/2001 10027906 Three Dimensional Engineering Of Planar Optical Structures

12/21/2001 10029523 Optical 2r/3r Regeneration

12/20/2001 10028576 Optical Amplification Using Launched Signal Powers Selected ...

12/20/2001 10027105 Pumping Method And Unit For Optical Amplifiers

12/20/2001 10022355 Connection Discovery For Optical Amplifier Systems

12/20/2001 10022895 Fiber amplifier and pumping scheme for a fiber amplifier

12/19/2001 10025298 Optical Communication System And Component Control Architect...

12/19/2001 10025374 System And Method For Accurately Characterizing And Mapping ...

12/19/2001 10026216 Light Amplifier And Light Amplifying Method

12/17/2001 10023496 Optical Amplifier And Optically Amplifying Method

12/14/2001 10017200 System And Method For Wavelength Conversion Using A Vlsoa

12/14/2001 10017201 Optical Receiver Including A Linear Semiconductor Optical Am...

12/14/2001 10020265 Photonic Crystal Amplifier For Optical Telecommunications Sy...

12/14/2001 10020527 Optical Crossbar Using Lasing Semiconductor Optical Amplifie...

12/13/2001 10017614 Optical Amplifier With Distributed Evanescently-coupled Pump

12/13/2001 10020144 Optical Amplifier With Multiple Wavelength Pump

12/13/2001 10016954 Broadband Gain-clamped Semiconductor Optical Amplifier Devic...

12/11/2001 10014679 Integrated Optical Device Including A Vertical Lasing Semico...

12/7/2001 10005156 Method For Gain Equalization, And Device And System For Use ...

12/7/2001 10004804 Optical Signal Processing Method And Apparatus

12/6/2001 10003298 High Density Optical Packaging

12/5/2001 10010015 Modular Optical Amplifier Structure For Highly Dense Interle...

12/4/2001 10006435 Semiconductor Optical Amplifier Using Laser Cavity Energy To...

11/30/2001 09998525 Optical Systems And Methods And Optical Amplifiers For Use T...

11/21/2001 09989884 Pump Source Including Polarization Scrambling In Raman Ampli...

11/21/2001 09990735 Optical Transmission System Having Cascaded Raman

11/21/2001 09990206 Modulated Pump Source For Fiber Raman Amplifier

11/21/2001 09988876 Multiport optical amplifier and method of amplifying optical...

11/20/2001 09988633 Amplification Optical Fiber And Fiber Optic Amplifier Includ...

11/16/2001 09991136 Method and apparatus for acheiving

11/15/2001 09987604 1.4-1.52 Mu M-band Optical Amplifier

11/14/2001 10002874 Raman Amplifier With A Number Of Pump Sources

11/14/2001 09992146 Temperature-stabilized Optical Amplifier And Method For Temp...

10/30/2001 10011658 Optical Gain Equalizer And Optical Fiber Transmission Line

10/26/2001 10007395 Optical Amplifier Arrangement

10/19/2001 10030874 Optical fiber amplifier using two-port wavelength selective ...

10/15/2001 09977910 Location Of Radio Frequency Emitting Targets

10/15/2001 09976037 Light Amplifying Device

10/9/2001 09972247 Method and apparatus for dynamic optical gain tilting in L-b...

10/4/2001 09970930 Dynamic Optical Spectral Control Scheme For Optical Amplifie...

10/4/2001 09972146 Semiconductor Optical Amplifier With Transverse Laser Cavity...

10/2/2001 09970055 Method And Apparatus For Amplifier Control

9/27/2001 09963444 Method And Apparatus For Full C-band Amplifier With High Dyn...

9/27/2001 09963467 Optical Repeater Using Raman Amplification, Wavelength Divis...

9/4/2001 09944089 Optical Amplifier And An Optical Amplification Method

8/31/2001 09942686 All-optical Logic And Operation In A Soa-based Mach-zehnder ...

8/31/2001 09944935 Optical Amplifier

8/31/2001 09945324 System And Method For Providing A Controlled Linewidth Exter...

8/30/2001 09943257 Total Internal Reflection (tir) Coupler And Method For Side-...

8/29/2001 09942457 Dynamically Tunable Optical Amplifier And Fiber Optic Light ...

8/28/2001 09939700 Optical Transmission System And Method

8/27/2001 09940186 Shared Pump And Serial Rare Earth Doped Fiber Optical Amplif...

8/24/2001 09935575 Raman Amplifier And Optical Transmission System Using The Am...

8/22/2001 09914064 A C-band And L-band Optical Amplifier For Submarine Transmis...

8/15/2001 09930815 Apparatus For Removal Of Water From Evacuated Chambers Or Fr...

8/15/2001 09929503 Raman Amplifier And Optical Communication System

8/14/2001 09682283 All Optical Logic Using Cross-phase Modulation Amplifiers An...

8/13/2001 09929468 Tunable optical filter

8/9/2001 09924501 Adaptive antenna

8/7/2001 09924196 Optical Amplifier Using Wavelength Converter

8/7/2001 09925663 Optical Amplifier And Light Source

7/26/2001 09916075 Method And System For Controlling Raman Gain Flatness Sensit...

7/25/2001 09911418 Optical Amplifier For Amplifying Light In A Long Wavelength ...

7/23/2001 09911926 Two Fiber Support With Single Optical Amplifier

7/20/2001 09910567 C And L Band Laminated Fabric Optical Amplifier

7/11/2001 09901617 System And Method For Resolving Polarization Mode Dispersion...

7/9/2001 09900137 Optical Amplifier Spectral Tilt Controllers

7/6/2001 09899544 Cascaded Pumping System And Method For Producing Distributed...

7/5/2001 09899872 Reduced Four-wave Mixing And Raman Amplification Architectur...

7/3/2001 09898472 Method And Apparatus For Amplification Of An Optical Signal

7/3/2001 09898244 Apparatus And Method For Channel Monitoring In A Hybrid Dist...

7/2/2001 09895256 Optical Amplifier, Light Source Module And Optical System

6/29/2001 09681964 All-optical Logic With Wired-or Multi-mode-interference Comb...

6/27/2001 09893043 Semiconductor Optical Amplifiers Using Wavelength Locked Loo...

6/26/2001 09891205 Optical Amplifier

6/12/2001 09878224 Optical Amplifier Systems With Transient Control

6/8/2001 09877946 Dual Mode Programmable Optical Logarithmic Amplifier Driver

6/7/2001 09876897 Apparatus For Light Amplification

6/4/2001 09871875 Hybrid fiber amplifier using dispersion compensating raman a...

5/25/2001 09865469 Method and system for tracking multiple regional objects by ...

5/24/2001 09865140 Optical Amplifier And A Method Of Preventing Emission Theref...

5/15/2001 09863591 Radiation Power Equalizer

5/11/2001 09852766 Optical Fiber Amplifier For Clamping And Equalizing Gain In ...

5/4/2001 09848725 Raman Amplifier Systems With Diagnostic Capabilities

5/4/2001 09849074 Method for fabricating optical channel waveguide amplifier

5/3/2001 09847381 Optical Amplification Apparatus

5/1/2001 09846916 Raman Amplifier

4/30/2001 09845402 Method Of Operating A Noise-compensating Gain Controller For...

4/27/2001 09844875 Optical Amplifier Providing Dispersion Compensation

4/26/2001 09842008 Optical Fiber For Optical Amplifier And Fiber Optic Amplifie...

4/26/2001 09842054 Optical Fiber For Optical Amplifier And Fiber Optic Amplifie...

4/23/2001 09839224 Optical Amplification Apparatus Utilizing Raman Amplificatio...

4/20/2001 09839573 Low Cost Dtoa Location Processing System Based On Multiple R...

4/18/2001 09836549 Raman Optical Amplifiers

4/12/2001 09834984 In-line Hub Amplifier Structure

4/4/2001 09826285 Bi-directional Amplifier

3/31/2001 09823504 Dynamic Controller For A Multi-channel Optical Amplifier

3/30/2001 09822957 Amplification of an optical WDM signal

3/30/2001 09821924 Optical Amplifiers With A Simple Gain/output Control Device

3/30/2001 09821926 Method For Controlling Perfomance Of Optical Amplifiers

3/30/2001 09823404 System And Method For Per-band Optical Amplification

3/28/2001 09820266 Two Fiber Support With Single Optical Amplifier

3/16/2001 09808944 Optical Amplifier

3/15/2001 09805930 Dynamic Gain Flattening In An Optical Communication System

3/15/2001 09805937 Optical Amplifier With Active-fiber Loop Mirror

2/16/2001 09785704 Reduced Manufacturing Complexity Optical Channel Configurati...

2/16/2001 09785726 Dual Substrate Laminate-configured Optical Channel For Multi...

2/16/2001 09784086 Optical Amplifier Control System

2/15/2001 09783395 Multiwavelength Pumps For Raman Amplifier Systems

2/14/2001 09783706 Monolithic Optically Pumped High Power Semiconductor Lasers ...

1/31/2001 09772847 Wide-band Optical Amplifiers With Interleaved Gain Stages

1/26/2001 09769532 Optical amplifier for use in optical communications equipmen...

1/25/2001 09768362 Optical amplifier for use in optical communications equipmen...

1/23/2001 09768828 Compact Optical Amplifier With Integrated Optical Waveguide ...

1/18/2001 09764946 Method And Apparatus For Safer Operation Of Raman Amplifiers

12/22/2000 09746216 Gain Controlled Optically Pre-amplified Receiver Apparatus A...

12/22/2000 09746217 Optical Pre-amplifier Apparatus And Method For Receiver Perf...

12/22/2000 09747447 Optical Pre-amplifier Apparatus And Method For Receiver Perf...

12/14/2000 09736997 High Gain Laser Amplifier

12/4/2000 09727775 Optical Amplifiers With Dispersion Compensation

11/22/2000 09717005 All-optical Gain Controlled L-band Edfa Structure With Reduc...

11/16/2000 09714744 Precision Positioner For Optical Elements

11/14/2000 09710961 Tellurite glass, optical amplifier, and light source

10/31/2000 09702132 Laser doppler velocimeter

10/18/2000 09690834 Optical Amplifier

10/17/2000 09688832 Optical Circuit System And Components Of Same

10/4/2000 09678734 Optical Amplifying Apparatus, Optical Add/drop Multiplexer, ...

10/3/2000 09677759 Optical amplifier for use in optical communications equipmen...

9/22/2000 09667693 Speed and acceleration monitoring device using visible laser...

9/22/2000 09667433 Optical Amplifying Apparatus, Wide-band Optical Amplifying A...

9/22/2000 09667821 Optical Phase Oscillator With A Maximum Output

9/18/2000 09664986 Raman-based Utility Optical Amplifier

9/7/2000 09656814 Passive ranging to source of known spectral emission to cue ...

9/7/2000 09656993 Passive ranging to a target reflecting solar radiation

9/6/2000 09656237 Method For Gain Equalization, And Device And System For Use ...

9/1/2000 09653985 Optical Fiber Device

8/18/2000 09640794 Optical Fiber Probe For Position Measurement

8/4/2000 09632588 Wavelength-multiplexed Light Amplifying Apparatus, Optical A...

7/28/2000 09628811 Inter-wavelength Light Power Deviation Monitoring Method And...

7/27/2000 09626021 Computer workstation tool for displaying performance estimat...

7/10/2000 09613519 Multiple Emitter Semiconductor Laser Pump Source For Scaling...

6/30/2000 09582811 Robust Antenna Tracking System

6/30/2000 09608755 System And Method For Increasing Capacity Of Undersea Cables

6/26/2000 09603591 Array antenna having multiple independently steered beams

6/20/2000 09597779 L-band Optical Fiber Amplifier Using Seed Beam

6/9/2000 09590383 Semiconductor laser module and an optical amplifier installi...

6/2/2000 09585587 Polarization insensitive semiconductor optical amplifier

6/2/2000 09508736 Optical Amplifier With Actively Controlled Spectral Gain And...

5/30/2000 09580726 End pumped zig-zag slab laser gain medium

5/30/2000 09584011 End pumped zig-zag slab laser gain medium

5/24/2000 09577150 Optical amplification apparatus

4/27/2000 09559936 Depolarized Semiconductor Laser Sources

4/26/2000 09557852 Distance measuring system

4/20/2000 09552813 Technique for polarization locking optical outputs

4/14/2000 09549629 Optical amplifier equipment for WDM optical communication

4/14/2000 09548134 Gain-Locked dual stage optical amplifier

4/13/2000 09549107 Self-calibrating large baseline interferometer for very prec...

4/3/2000 09542702 Optical amplifier unit control methods, optical amplifier sy...

3/30/2000 09539126 Optical Amplifier Pump Control

3/9/2000 09521940 Erbium-doped Optical Fiber Having Gratings Formed Therein An...

3/6/2000 09519157 Fiber Amplifier With Fast Transient Response And Constant Ga...

3/3/2000 09517864 Reduction Of Four-wave Mixing In Raman Amplified Optical Tra...

3/3/2000 09518708 Integrated modular optical amplifier

3/3/2000 09517661 Optical systems and methods and optical amplifiers for use t...

3/3/2000 09486562 Optical Gain Equalizer, And Optical Amplifier And Wavelength...

2/29/2000 09515906 Method and apparatus for stabilizing transient control in am...

2/25/2000 09513422 Light Source For Optical Data Transmission

2/18/2000 09506745 All-optical regeneration at high bit rates using an electroa...

2/18/2000 09507582 Rare Earth polymers, optical amplifiers and optical fibers

2/17/2000 09505796 Location of the radio frequency emitting targets

2/15/2000 09504252 Laser System Including Passively Q-switched Laser And Gain-s...

2/10/2000 09501606 Optical fiber amplifier and a method for controlling the sam...

2/8/2000 09499731 Optical amplifier and an optical amplification method

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