| Patents for H04B 10 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication (73,125) |
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| 07/15/2004 | DE19938103B4 Vorrichtung und Verfahren zum Messen der chromatischen Dispersion für optische Systeme mit einem Fernzugriffspunkt Apparatus and method for measuring the chromatic dispersion of optical systems with a remote access point |
| 07/15/2004 | DE10355988A1 System zur Verwendung bei der Steuerung einer Kohlenwasserstoff-Gewinnungsquelle System for use in the control of a hydrocarbon production Source |
| 07/15/2004 | DE10344025A1 Wellenlängenstabilisier-Steuervorrichtung und zugehöriges Verfahren Wellenlängenstabilisier control device and associated method |
| 07/15/2004 | DE10261883A1 Process for the dispersion correction and compensation element for use with laser amplifier systems |
| 07/14/2004 | EP1437855A1 Method of determining an eye diagram of a digital signal |
| 07/14/2004 | EP1437848A1 Hybrid Raman amplifier |
| 07/14/2004 | EP1437840A2 Submarine cable branching unit |
| 07/14/2004 | EP1437807A1 Raman amplifier and method for pumping a raman amplifier |
| 07/14/2004 | EP1436931A2 Digital optical network architecture |
| 07/14/2004 | EP1436921A1 Point-to-multipoint optical access network with distributed central office interface capacity |
| 07/14/2004 | EP1436920A1 Optical transmission system comprising dispersion management system |
| 07/14/2004 | EP1436919A1 Optical signal transmission |
| 07/14/2004 | EP1436870A2 TRANSMITTER PHOTONIC INTEGRATED CIRCUITS (TxPIC) AND OPTICAL TRANSPORT NETWORKS EMPLOYING TxPICs |
| 07/14/2004 | EP1436869A2 Transmitter photonic integrated circuit |
| 07/14/2004 | EP1436864A2 Method and system for locking transmission wavelengths for lasers in a dense wavelength multiplexer utilizing a tunable etalon |
| 07/14/2004 | CN2626141Y Swept laser beaconing transceiver |
| 07/14/2004 | CN2626135Y A directional reception type two-way wireless Information transmitter receiver set |
| 07/14/2004 | CN2625920Y Optical transmission equipment |
| 07/14/2004 | CN2625917Y Weak limit NXN multi-mode interference waveguide-type optical power distributor |
| 07/14/2004 | CN1513236A 光学通信系统 Optical Communication Systems |
| 07/14/2004 | CN1513235A Optical linearizer for fiber communication |
| 07/14/2004 | CN1512763A Automatic camera shooting device with network interface |
| 07/14/2004 | CN1512751A Communication device for realizing exhanging name card data between fixed telephone and mobile phone by infrared |
| 07/14/2004 | CN1512698A Burst counting and multiplexing method for avoiding optical signal conflict in optical network |
| 07/14/2004 | CN1512686A Simplified Ethernet passive optical network transmiter-receiver and method for its signal transmission |
| 07/14/2004 | CN1512685A Polarized mode dispersion compensation system and method with power regulation |
| 07/14/2004 | CN1512684A Method and device for elastic protection conversion in Ethernet passive optic network system |
| 07/14/2004 | CN1512683A Light wave length exchanging method based on full network synchronous time slot |
| 07/14/2004 | CN1512682A Radio automatic monitoring and camera shooting device |
| 07/14/2004 | CN1512206A Method and device for wavelength locking and spectral real-time monitoring |
| 07/14/2004 | CN1157873C Method for compensating for polarisation mode dispersion and polarisation mode dispersion compensator |
| 07/13/2004 | US6763196 Laser communication system with source tracking |
| 07/13/2004 | US6763195 Hybrid wireless optical and radio frequency communication link |
| 07/13/2004 | US6763194 Optical transmission system and channel assigning method |
| 07/13/2004 | US6763193 Optical communication system optically combining both baseband and passband signals |
| 07/13/2004 | US6763192 Integration of all-optical crossconnect functionality in an optical packet switching apparatus |
| 07/13/2004 | US6763168 Optical fiber for in-line compensation of chromatic dispersion in an optical fiber with positive chromatic dispersion |
| 07/13/2004 | US6763161 Optical microdevice with rotatable microactuator |
| 07/13/2004 | US6763060 Communication system employing a network of power managed transceivers that can generate a clocking signal or enable data bypass of a digital system associated with each transceiver |
| 07/13/2004 | US6762941 Techniques for connecting a set of connecting elements using an improved latching apparatus |
| 07/13/2004 | US6762869 Atomic clock based on an opto-electronic oscillator |
| 07/13/2004 | US6762837 Polarization compensator and wavelength division multiplexing apparatus using same |
| 07/13/2004 | US6762636 Circuit and method for adjusting duty cycle of a high speed, low swing output signal |
| 07/13/2004 | CA2166389C Active ir intrusion detector |
| 07/08/2004 | WO2004057780A1 System and method to minimize modulation instability |
| 07/08/2004 | WO2004057779A1 Optical transmission system using an optical phase conjugation device |
| 07/08/2004 | WO2004057778A1 Optical level control method, optical level controller, wavelength multiplex optical network |
| 07/08/2004 | WO2004057712A1 Multiple stage raman optical amplifier |
| 07/08/2004 | WO2004057541A1 Infrared (ir) communication device for motor vehicles |
| 07/08/2004 | WO2004047340A3 Transmitter and method using half rate data streams for generating full rate modulation on an optical signal |
| 07/08/2004 | WO2004045113A3 Method of evaluating fiber pmd using polarization optical time domain reflectometry |
| 07/08/2004 | WO2004042967A3 Optical communications apparatus |
| 07/08/2004 | WO2004040808A8 Digital and programmable control of optical transceiver elements |
| 07/08/2004 | WO2003065758A8 Apparatus, system and method for optical packet switching using frequency header |
| 07/08/2004 | WO2003065385A3 Hybrid electro-optic cable for free space laser antennas |
| 07/08/2004 | US20040133663 Method for design of networks based on p-cycles |
| 07/08/2004 | US20040132412 Tone frequency signaling |
| 07/08/2004 | US20040131369 Apparatus and method for monitoring optical signal |
| 07/08/2004 | US20040131368 Optical reception apparatus |
| 07/08/2004 | US20040131367 EML transmitter applying band stop filter |
| 07/08/2004 | US20040131366 Wavelength tunable optical transmitter, optical transponder and optical transmission system |
| 07/08/2004 | US20040131365 Optical transmission system for optimizing bias of laser diode for SCM analog optical signal |
| 07/08/2004 | US20040131364 3R regenerator with wavelength conversion |
| 07/08/2004 | US20040131363 Polarization mode dispersion compensation method and polarization mode dispersion compensation device |
| 07/08/2004 | US20040131362 Control of peaking of laser driver current to improve eye quality |
| 07/08/2004 | US20040131359 Data transmission method and data transmission apparatus |
| 07/08/2004 | US20040131358 Passive optical network system providing simultaneously both broadcasting service and data service |
| 07/08/2004 | US20040131357 Method and system for supporting multiple services with a subscriber optical interface located outside a subscriber's premises |
| 07/08/2004 | US20040131355 Optical signal monitoring method and apparatus |
| 07/08/2004 | US20040131354 Bidirectional WDM self-healing ring network |
| 07/08/2004 | US20040131353 Method and apparatus providing transient control in optical add-drop nodes |
| 07/08/2004 | US20040131323 Optical fiber |
| 07/08/2004 | US20040131307 Optical device, optical path switching device and optical path switching method |
| 07/08/2004 | US20040131304 On-chip optical interconnection circuit, electro-optical device, and electronic apparatus |
| 07/08/2004 | US20040131298 Adaptively controllable polarization mode dispersion compensator |
| 07/08/2004 | US20040131179 Quantum communication apparatus and quantum communication method |
| 07/08/2004 | US20040131097 Optoelectronic and electronic devices based on quantum dots having proximity-placed acceptor impurities, and methods therefor |
| 07/08/2004 | US20040131089 Multiplexer |
| 07/08/2004 | US20040131087 Communication systems |
| 07/08/2004 | US20040130778 Optical transmission systems including optical amplifiers and methods of use therein |
| 07/08/2004 | US20040130777 Nonlinear polarization amplifiers in nonzero dispersion shifted fiber |
| 07/08/2004 | US20040130769 Conformal retro-modulator optical devices |
| 07/08/2004 | US20040130445 System and method for fiber optic communication with safety-related alarm systems |
| 07/08/2004 | US20040129865 Optical positioning system and method, transceiver, and reflector |
| 07/08/2004 | US20040129863 Temperature compensating device for APD optical receiver |
| 07/07/2004 | EP1435702A2 Bidirectional WDM self-healing ring network |
| 07/07/2004 | EP1435701A2 Passive optical network |
| 07/07/2004 | EP1435700A2 Optical transmission system for optimizing bias of laser diode for SCM analog optical signal |
| 07/07/2004 | EP1435699A2 EML transmitter applying band stop filter |
| 07/07/2004 | CN1510852A Radio signal transmitter |
| 07/07/2004 | CN1510449A Optical signal transmitting-receiving module and light path controlling method thereof |
| 07/07/2004 | CN1510447A Optical switch with three-end exchange |
| 07/07/2004 | CN1510443A 光纤 Optical fiber |
| 07/07/2004 | CN1157011C Multi-granularity light switch based on label |
| 07/07/2004 | CN1157010C Dath monitoring in optical communication systems |
| 07/07/2004 | CN1157009C Apparatus for communication by electronic device |
| 07/07/2004 | CN1156727C Variable optical attenuator for providing Faraday element with magent field to produce polarization rotation |
| 07/07/2004 | CN1156716C Microphotoelectric machinery for regulatable light delay line |
| 07/06/2004 | US6760552 Optical receiving circuit and optical communication device |
| 07/06/2004 | US6760550 Reverse digitized communications architecture |