| 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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| 06/26/2001 | CA2200300C Efficient optical wavelength multiplexer/de-multiplexer |
| 06/23/2001 | CA2327904A1 A strictly non-blocking wavelength division multiplexed (wdm) cross-connect device for use in a network |
| 06/21/2001 | WO2001045451A1 Four-fiber ring optical cross-connect system using 4x4 switch matrices |
| 06/21/2001 | WO2001045311A1 Optical ring protection apparatus and methods |
| 06/21/2001 | WO2001045306A1 Method and device for locking the wavelength of an optical signal |
| 06/21/2001 | WO2001045305A2 Digital node for hybrid fiber/coax network |
| 06/21/2001 | WO2001045304A2 Per-channel optical amplification using saturation mode |
| 06/21/2001 | WO2001045215A1 Pump power control for optical fiber amplifier |
| 06/21/2001 | WO2000054413A8 Atmospheric optical communication |
| 06/21/2001 | US20010004415 Optical fiber transmission line and optical cable including the same |
| 06/21/2001 | US20010004388 Offset control circuit, optical receiver using the same and optical communication system |
| 06/21/2001 | US20010004291 Chromatic dispersion compensator, optical receiver and optical receiving terminal |
| 06/21/2001 | US20010004290 Low-cost WDM source with an incoherent light injected fabry-perot laser diode |
| 06/21/2001 | US20010004289 Apparatus and method for stimulated brillouin scattering supression using supervisory channel |
| 06/21/2001 | US20010004243 Remote control signal reception device |
| 06/21/2001 | DE19961514A1 Arrangement to reduce stimulated Brillouin scatter in optical fibre cable |
| 06/21/2001 | DE19959815A1 Synchrones digitales Nachrichtenübertragungssystem Synchronous digital communication system |
| 06/21/2001 | DE19959803A1 Synchrones digitales Nachrichtenübertragungssystem Synchronous digital communication system |
| 06/21/2001 | DE10058059A1 Optical amplifier for optical communications networks with purely passive additional module requires no other connections than optical input and output |
| 06/21/2001 | DE10012235A1 Circuit for data transfer on power supply lines of electrical power supply network - with optocouplers to couple to power supply line, one in reception path and one in transmit path |
| 06/21/2001 | CA2394655A1 Method and device for locking the wavelength of an optical signal |
| 06/21/2001 | CA2394599A1 Four-fiber ring optical cross-connect system using 4x4 switch matrices |
| 06/21/2001 | CA2328740A1 Optical communication receiver |
| 06/20/2001 | EP1109341A2 Optical wavelength add/drop multiplexer for dual signal transmission rates |
| 06/20/2001 | EP1109338A2 Improved distortion analyzer for compensation apparatus of first-order polarisation mode dispersion (PMD) |
| 06/20/2001 | EP1109337A2 Chromatic dispersion compensator, optical receiver and optical receiving terminal |
| 06/20/2001 | EP1109336A1 A method of initialisation of an optical transmitter |
| 06/20/2001 | EP1109335A2 Method to actively assure correct channel selection in a wavelength stabilized control system |
| 06/20/2001 | EP1108296A1 Laser wavelength control in an optical transmission system |
| 06/20/2001 | EP0850514B1 System, method and device for monitoring a fiber optic cable |
| 06/20/2001 | CN2435890Y Sensitive light receiver for cable TV |
| 06/20/2001 | CN1300484A Signal transmission method and motherboard structure |
| 06/20/2001 | CN1300414A Tricolor LED display system with audio output |
| 06/20/2001 | CN1300144A Method for actively insuring correct selection of channel in wavelength stable control system |
| 06/19/2001 | US6249630 Apparatus and method for delivery of dispersion-compensated ultrashort optical pulses with high peak power |
| 06/19/2001 | US6249621 Optical fiber interface for integrated circuit test system |
| 06/19/2001 | US6249620 Reconfigurable branching unit for a submarine communications system |
| 06/19/2001 | US6249365 WDM optical communication systems with wavelength-stabilized optical selectors |
| 06/19/2001 | US6249363 Optical communication method, optical linking device and optical communication system |
| 06/16/2001 | CA2327050A1 Optical wavelength add/drop multiplexer for dual signal transmission rates |
| 06/15/2001 | CA2327778A1 Method to actively assure correct channel selection in a wavelength stabilized control system |
| 06/14/2001 | WO2001043441A1 System and method for transmitting data on return path of a cable television system |
| 06/14/2001 | WO2001043328A1 Fibre channel credit extender and repeater |
| 06/14/2001 | WO2001043319A1 Star topology network with fiber interconnect on chip |
| 06/14/2001 | WO2001043318A1 Optical transmitter/receiver |
| 06/14/2001 | WO2001043203A1 Traveling-wave photodetector |
| 06/14/2001 | WO2001043195A1 Security mapping and auto reconfiguration |
| 06/14/2001 | WO2001042840A1 Modular fiber-optic transceiver |
| 06/14/2001 | WO2001042834A1 Security mapping and auto reconfiguration |
| 06/14/2001 | WO2001042748A2 Fiber bragg grating peak detection system and method |
| 06/14/2001 | WO2001041528A2 Second order predistortor for a return laser transmitter |
| 06/14/2001 | WO2001029610A3 Device for controlling an optical signal modulation frequency, and in particular for controlling microwave or millimetric modulation frequency |
| 06/14/2001 | WO2001027667A3 Higher wavelength optimized optical fiber waveguide |
| 06/14/2001 | WO2000063834B1 Apparatus and method for handwriting capture |
| 06/14/2001 | US20010003550 Block gain equalizer |
| 06/14/2001 | US20010003549 Method and apparatus for providing chromatic dispersion compensation in a wavelength division multiplexed optical transmission system |
| 06/14/2001 | US20010003515 Fault location toning method for submarine networks |
| 06/14/2001 | US20010003486 Optical communication system and optical repeater used for same |
| 06/14/2001 | US20010003485 Synchronous digital communications system |
| 06/14/2001 | US20010003484 Optical line protection device and optical line protection method |
| 06/14/2001 | US20010003442 Communication system |
| 06/14/2001 | CA2394231A1 System and method for transmitting data on return path of a cable television system |
| 06/14/2001 | CA2382965A1 Second order predistortor for a return laser transmitter |
| 06/13/2001 | EP1107497A2 Synchonous digital communication system |
| 06/13/2001 | EP1107496A2 Synchronous digital communication system |
| 06/13/2001 | EP1107495A2 Synchronous digital communication system |
| 06/13/2001 | EP1107494A2 Method and system of communicating management message |
| 06/13/2001 | EP1107488A1 Polarization independent all-optical regenerators |
| 06/13/2001 | EP1107487A1 Optical link for the transmission of a RF signal eliminating distortions |
| 06/13/2001 | EP1107486A2 Block gain optical equalizer |
| 06/13/2001 | EP1107485A2 Device for transmitting and receiving optical signals |
| 06/13/2001 | EP1105985A1 Dispersion compensating element having an adjustable dispersion |
| 06/13/2001 | EP1105984A1 Pre-shaping laser modulation signals to increase modulation index |
| 06/13/2001 | EP1105983A1 Laser wavelength control in an optical communication system |
| 06/13/2001 | EP1105761A1 Tunable periodic filter |
| 06/13/2001 | EP0868793B1 Fibre-break detection in optical signal transmission networks |
| 06/13/2001 | DE19959387A1 Communicating between electronic computer unit, personal digital assistants involves fitting computer unit and personal digital assistants with ordinary infrared transmission and reception units |
| 06/13/2001 | CN1299540A Dispersion managed optical waveguide and system with distributed amplification |
| 06/13/2001 | CN1299475A Soliton pulse transmission over waveguide fiber lengths |
| 06/13/2001 | CN1299200A Interleaver |
| 06/12/2001 | US6246965 Pre-distortion tuning for analog lasers |
| 06/12/2001 | US6246750 Fiber optic based subscriber terminal |
| 06/12/2001 | US6246514 System with optical amplifier |
| 06/12/2001 | US6246513 Optical amplifier with optimal gain excursion for different input powers |
| 06/12/2001 | US6246510 Light amplification apparatus with automatic monitoring and controls |
| 06/12/2001 | US6246501 Method and arrangement for an interruption-proof optical satellite linkage in LEO networks |
| 06/12/2001 | US6246500 Linearization of a broadband analog optical link using two wavelengths |
| 06/12/2001 | US6246499 Optical signal communication apparatus and optical signal communication method |
| 06/12/2001 | US6246498 System and method for free space optical communications using time division multiplexing of digital communication signals |
| 06/12/2001 | US6246497 Active optical loop-back system |
| 06/12/2001 | US6246282 First stage amplifier circuit |
| 06/12/2001 | CA2193782C Adaptive infrared communication apparatus |
| 06/07/2001 | WO2001041351A1 Phase synchronization loop circuit and optical repeater provided with the circuit, optical terminal station device and optical communication system |
| 06/07/2001 | WO2001041347A1 Narrow band wavelength division multiplexer and method of multiplexing optical signals |
| 06/07/2001 | WO2001041333A1 Narrow band wavelength division demultiplexer and method of demultiplexing optical signals |
| 06/07/2001 | WO2001040831A1 Polarization-mode dispersion emulator |
| 06/07/2001 | WO2001040772A1 Optical detection of a fiber span with high polarization-mode dispersion in a fiber system |
| 06/07/2001 | WO2001040733A2 System for and method of searching for targets in a marine environment |
| 06/07/2001 | WO2001028133A3 Method and device for continuously monitoring an optical transmission path |
| 06/07/2001 | WO2001024682A3 Method and apparatus for hip retraction |