| 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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| 01/08/2003 | EP1057290B1 Multiplexer and demultiplexer for single mode optical fiber communication links |
| 01/08/2003 | CN2530399Y Omnibearing red infrared receiver |
| 01/08/2003 | CN1390403A Optical fiber ring communication system |
| 01/08/2003 | CN1390400A L-band amplifier with distributed filtering |
| 01/08/2003 | CN1390003A Variable light-dispersing compensation model |
| 01/08/2003 | CN1390002A Double directional wave-division multiplex system |
| 01/08/2003 | CN1389992A Optical group filter |
| 01/08/2003 | CN1389991A Method of increasing isolation bandwidth of isolator and wide-band isolator |
| 01/08/2003 | CN1389758A Improved wide-band erbium-mixed optical-fiber amplifier |
| 01/08/2003 | CN1098580C Optical receiver, turner and optical network |
| 01/08/2003 | CN1098579C Optical amplifier, optical amplifying apparatus, optical transmitter and optical surge suppression method |
| 01/07/2003 | US6504973 Raman amplified dispersion compensating modules |
| 01/07/2003 | US6504972 Optical fiber communication system using optical phase conjugation as well as apparatus applicable to the system and method of producing the same |
| 01/07/2003 | US6504970 Planar lightwave wavelength blocker |
| 01/07/2003 | US6504831 Optical simulcast network with centralized call processing |
| 01/07/2003 | US6504647 Optical fiber amplifier, a method of amplifying optical signals, optical communications system |
| 01/07/2003 | US6504646 Optical communication system and component control architectures and methods |
| 01/07/2003 | US6504638 Optical amplifying transmission system and optical amplifier |
| 01/07/2003 | US6504637 Optical regeneration circuit for regenerating signal with deteriorated signal to noise ratio by means of saturable absorption element |
| 01/07/2003 | US6504636 Optical communication system |
| 01/07/2003 | US6504635 IrDA modulation/demodulation integrated circuit device |
| 01/07/2003 | US6504634 System and method for improved pointing accuracy |
| 01/07/2003 | US6504633 Analog and digital electronic receivers for dual-use wireless data networks |
| 01/07/2003 | US6504630 Automatic power shut-down arrangement for optical line systems |
| 01/07/2003 | US6502997 Connector and cable having transducer and receiver for optical transmission |
| 01/07/2003 | CA2268406C Optical cross-connect restoration technique |
| 01/07/2003 | CA2190075C Optical coupler |
| 01/05/2003 | CA2385700A1 Wavelength-tunable lasers |
| 01/03/2003 | WO2003001737A2 Method and system for processing upstream packets of an optical network |
| 01/03/2003 | WO2003001716A1 Method and apparatus for dynamic equalization in wavelength division multiplexing |
| 01/03/2003 | WO2003001708A2 Tunable chromatic dispersion compensation |
| 01/03/2003 | WO2003001707A1 Optical transmission systems, devices, and methods |
| 01/03/2003 | WO2003001706A1 System and method for measuring power of optical signals carried over a fiber optic link |
| 01/03/2003 | WO2003001257A1 Dispersion managed cable for wdm systems |
| 01/03/2003 | WO2003001252A1 Internal reflection apparatus and method using a holographic optical element for a free space optical communication system |
| 01/03/2003 | WO2003001188A1 Determination of transmission blockage in an optical telecommunication system |
| 01/03/2003 | WO2003000008A2 High speed electro-optic clock recovery circuit |
| 01/03/2003 | WO2002075446A3 Apparatus for providing timing jitter tolerant optical modulation of a first signal by a second signal |
| 01/03/2003 | WO2002071660A3 Dynamic gain equalizer |
| 01/03/2003 | WO2002071653A3 Method and apparatus for generating optical signals |
| 01/03/2003 | WO2002071133A3 Fiber optical attenuator |
| 01/03/2003 | WO2002047294A9 Optical performance monitoring for dwdm networks |
| 01/03/2003 | WO2002042802A3 Optical polarization encoder |
| 01/03/2003 | WO2002025841A3 Point to multipoint communication system with optical signal transmission |
| 01/03/2003 | WO2002017521A3 Method of adaptive signal degradation compensation |
| 01/03/2003 | CA2451858A1 Optical transmission systems, devices, and methods |
| 01/03/2003 | CA2426813A1 Method and system for processing upstream packets of an optical network |
| 01/02/2003 | US20030005467 Uncooled laser generation of narrowcast CATV signal |
| 01/02/2003 | US20030005385 Optical communication system with variable error correction coding |
| 01/02/2003 | US20030002838 Dynamically configurable backplane |
| 01/02/2003 | US20030002833 Method and device for measuring the waveform of an optical signal |
| 01/02/2003 | US20030002798 Apparatus for and method of monitoring wavelength multiplexed signal light as well as optical transmission system using the same |
| 01/02/2003 | US20030002775 Multistage photonic switch fault isolation |
| 01/02/2003 | US20030002689 Supplemental audio content system with wireless communication for a cinema and related methods |
| 01/02/2003 | US20030002674 Quantum cryptography multi-node network system |
| 01/02/2003 | US20030002670 Quantum cryptographic communication channel based on quantum coherence |
| 01/02/2003 | US20030002145 Optical amplification system using Raman amplification |
| 01/02/2003 | US20030002144 Optical amplification block, and optical amplification system using the same |
| 01/02/2003 | US20030002140 Multi-wavelength light amplifier |
| 01/02/2003 | US20030002139 Optical amplifier, excitation light source control method for use in optical amplifier, and optical amplifier control method |
| 01/02/2003 | US20030002137 System and method for wide band raman amplification |
| 01/02/2003 | US20030002135 Method and device for shaping the waveform of an optical signal |
| 01/02/2003 | US20030002125 Optical transmission apparatus |
| 01/02/2003 | US20030002124 Optical free space signalling system |
| 01/02/2003 | US20030002121 Optical transmitter and optical transmission system |
| 01/02/2003 | US20030002119 Communications module having parallel transmitting diodes |
| 01/02/2003 | US20030002118 Methods and apparatus for locking the phase between clock and data in return-to-zero modulation format |
| 01/02/2003 | US20030002117 Redundant path all-optical regeneration, reshaping and wavelength conversion for enhanced yield |
| 01/02/2003 | US20030002116 Optical reception apparatus and optical transmission system |
| 01/02/2003 | US20030002115 Dynamic NPR boost |
| 01/02/2003 | US20030002113 Method and apparatus for improving spectral efficiency in fiber-optic communication systems |
| 01/02/2003 | US20030002112 High precision chromatic dispersion measuring method and automatic dispersion compensating optical link system that uses this method |
| 01/02/2003 | US20030002111 Optical channel operating parameters monitoring |
| 01/02/2003 | US20030002110 RF level stabilization of optical link over temperature |
| 01/02/2003 | US20030002109 Eye safety shutdown |
| 01/02/2003 | US20030002108 Detection of data transmission rates using passing frequency-selective filtering |
| 01/02/2003 | US20030002107 Radio communication apparatus |
| 01/02/2003 | US20030002106 Cross-connect switch and network |
| 01/02/2003 | US20030002104 Wavelength-selective add/drop arrangement for optical communication systems |
| 01/02/2003 | US20030002100 Wireless wavelength division multiplexed system |
| 01/02/2003 | US20030002099 Optical -to-wireless WDM converter |
| 01/02/2003 | US20030002098 System and method for measuring power of optical signals carried over a fiber optic link |
| 01/02/2003 | US20030002046 Compound asymmetric interferometric wavelength converter |
| 01/02/2003 | US20030001164 Semiconductor laser module and optical transmission system |
| 01/02/2003 | US20030001073 Method and apparatus for the correction of optical signal wave front distortion within a free-space optical communication system |
| 01/02/2003 | EP1271996A2 Optical transmission apparatus |
| 01/02/2003 | EP1271993A2 All optical switching routing system |
| 01/02/2003 | EP1271974A1 Cellular communications system featuring a central radio pool/traffic router |
| 01/02/2003 | EP1271868A2 Burst mode receiving apparatus having offset compensating function and data recovery method thereof |
| 01/02/2003 | EP1271838A2 Devices and methods for improving jitter transfer in optical modules |
| 01/02/2003 | EP1271827A1 Wavelength-selective add/drop arrangement for optical communication systems |
| 01/02/2003 | EP1271825A1 Method and system for multiplexed optical information transport |
| 01/02/2003 | EP1271814A2 High precision chromatic dispersion measuring method and automatic dispersion compensating optical system that uses this method |
| 01/02/2003 | EP1271812A2 Optical signal regenerator |
| 01/02/2003 | EP1271811A1 Method and device for amplifying WDM signals using stimulated Brillouin process |
| 01/02/2003 | EP1271810A2 Method and device for shaping the waveform of an optical signal |
| 01/02/2003 | EP1271809A2 Optical reception apparatus and optical transmission system |
| 01/02/2003 | EP1271808A2 Optical transmitter and optical transmission system |
| 01/02/2003 | EP1271807A1 Optical vestigial sideband modulator |
| 01/02/2003 | EP1271806A1 Method and apparatus for the correction of optical signal wave front distortion within a free-space optical communication system |