| 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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| 01/29/2009 | WO2009012699A1 An apparatus and a method for amplifying optical signals in a passive optical network and an optical line terminal |
| 01/29/2009 | WO2009012672A1 Transmitter optical sub-assembly for optical fiber communication |
| 01/29/2009 | WO2008122938A3 Line-of-sight optical detection system, and communication system |
| 01/29/2009 | US20090028581 Burst mode optical receiver and system and method therefor |
| 01/29/2009 | US20090028580 Optical reception apparatus and controlling method thereof |
| 01/29/2009 | US20090028579 Fiber optic link having an integrated laser and photodetector chip |
| 01/29/2009 | US20090028578 Hybrid Optical and Electrical Fiber Optic Link Linearizer |
| 01/29/2009 | US20090028577 Optical repeater converting wavelength and bit rate between networks |
| 01/29/2009 | US20090028576 Frequency-Domain Equalization of the Fiber Optic Channel |
| 01/29/2009 | US20090028575 Fiber Orientation for Optical Transceiver |
| 01/29/2009 | US20090028574 Self-testing optical transceiver |
| 01/29/2009 | US20090028573 Mobile communications via an optical signal during adverse atmospheric conditions |
| 01/29/2009 | US20090028572 Free-space optical receiving apparatus and electronic device equipped with that apparatus |
| 01/29/2009 | US20090028571 Electrical signal transmission module, method of transmitting electric signals and electrical inspection apparatus having the same |
| 01/29/2009 | US20090028570 Optical-to-electrical converter and analog-to-digital converter thereof |
| 01/29/2009 | US20090028569 Optimum DC bias for an electro-optic switch |
| 01/29/2009 | US20090028568 Multi-protocol infrared receiver |
| 01/29/2009 | US20090028566 System and Method for Signaling Between Elements in an Undersea Optical Communication System and System Incorporating the Same |
| 01/29/2009 | US20090028565 Monitoring mechanisms for optical systems |
| 01/29/2009 | US20090028563 Optical transmission/reception device and optical communication system using the same |
| 01/29/2009 | US20090028562 Bidirectional optical amplifier arrangement |
| 01/29/2009 | US20090028558 Method for providing visible light communication in a visible light communication system |
| 01/29/2009 | US20090028556 Method and apparatus for monitoring the power level of two or more optical transmitters |
| 01/29/2009 | US20090028554 Method and apparatus for sampled optical signal monitoring |
| 01/29/2009 | US20090028553 Method and apparatus of detecting abnormal behavior in a passive optical network (PON) |
| 01/29/2009 | US20090028552 System and Method for Wavelength Monitoring and Control |
| 01/29/2009 | US20090028551 Dynamic digital diagnostic alerts |
| 01/29/2009 | US20090028550 System and Method Using Differential Loop Gain for Fault Identification in Line Monitoring Equipment |
| 01/29/2009 | US20090028549 System and Method for Suppressing Beat Noise in Line Monitoring Equipment |
| 01/29/2009 | US20090028548 Operation and construction method of network using multi-rate interface panel |
| 01/29/2009 | US20090028332 Method and apparatus relating to secure communication |
| 01/29/2009 | US20090027683 Interferometer, demodulator, and splitting element |
| 01/28/2009 | EP2019499A1 A dispersion detecting method,device and an optical signal transmission system |
| 01/28/2009 | EP2019498A1 Optical reception apparatus and controlling method thereof |
| 01/28/2009 | EP2019497A1 A method and apparatus relating to secure communication |
| 01/28/2009 | EP2018727A2 Variable spectral phase encoder/decoder based on decomposition of hadamard codes |
| 01/28/2009 | EP2018723A1 Method for transmitting optically transmitted data via a radio antenna and corresponding device |
| 01/28/2009 | EP2018722A1 Device for transmitting and receiving data and corresponding operating method |
| 01/28/2009 | EP2018689A2 Variable gain optical amplifiers |
| 01/28/2009 | EP2018584A2 Fiber optic cable and fiber optic cable assembly for wireless access |
| 01/28/2009 | EP1175029B1 Optical amplifying device and optical communication system |
| 01/28/2009 | CN201188619Y Receiving circuit for high speed digital optical module |
| 01/28/2009 | CN201188618Y Light transmitting device |
| 01/28/2009 | CN101356750A Undersea optical transmission system employing low power consumption optical amplifiers |
| 01/28/2009 | CN101355821A Method and apparatus for transmitting 10G bit optical fiber channel service in optical transmission network |
| 01/28/2009 | CN101355491A Method for transmitting data and network element equipment |
| 01/28/2009 | CN101355420A A method and apparatus relating to secure communication |
| 01/28/2009 | CN101355404A Apparatus and method for regulating transmitter parameter with optimization |
| 01/28/2009 | CN101355389A Method for optimization regulation of receiver decision level and apparatus thereof |
| 01/28/2009 | CN101355388A Receiving apparatus and method |
| 01/28/2009 | CN101355387A Method, equipment and system for optical network unit to access network |
| 01/28/2009 | CN101355386A Method for automatically discovering error connection of multiplex segment protective optical fiber |
| 01/28/2009 | CN101355385A Method and system for automatically recovering maintenance and control of optical communication apparatus remotely |
| 01/28/2009 | CN101355384A On-line monitoring instrument for CWDM network |
| 01/28/2009 | CN101354831A Free-space optical receiving apparatus and electronic device equipped with that apparatus |
| 01/28/2009 | CN101354738A Intrinsic safety type personnel tracking and positioning radio frequency recognition device for mining |
| 01/28/2009 | CN101354515A Method and device for control bias of laser modulator |
| 01/28/2009 | CN100456664C Channel distribution device of optical monitoring channel-unit in wave-division multiplexing system |
| 01/28/2009 | CN100456064C High-order golden section Hamming function apodizing edition and method for making chirp optical fiber grating |
| 01/27/2009 | US7483802 Linearisation apparatus |
| 01/27/2009 | US7483642 Receiver for OTDM/PDM optical signals |
| 01/27/2009 | US7483641 Optical hybrid |
| 01/27/2009 | US7483640 Optical multilevel-coded signal transmission system and method thereof, optical transmitter, and multilevel-coded signal light generating method |
| 01/27/2009 | US7483639 Method and system for transmitting information in an optical communication system using distributed amplification |
| 01/27/2009 | US7483638 Optical transceiver |
| 01/27/2009 | US7483637 Optical ring network with optical subnets and method |
| 01/27/2009 | US7483636 Optical network with sub-band rejection and bypass |
| 01/27/2009 | US7483632 Apparatus and method for supporting quality of service in Ethernet passive optical network system |
| 01/27/2009 | US7483631 Method and apparatus of data and control scheduling in wavelength-division-multiplexed photonic burst-switched networks |
| 01/27/2009 | US7483630 Exchanging asynchronous system information using optical transmission |
| 01/27/2009 | US7483629 Optical transmission systems including optical protection systems, apparatuses and methods |
| 01/27/2009 | US7483613 Chromatic dispersion compensating fiber |
| 01/27/2009 | US7483612 Large mode area fibers using higher order modes |
| 01/27/2009 | US7483611 Transmission fibre with optical amplification and method for producing same |
| 01/27/2009 | US7483599 Method of calibrating a monolithic transmitter photonic integrated circuit (TXPIC) chip |
| 01/27/2009 | US7483499 Receiver circuit and a method for its operation |
| 01/27/2009 | US7483453 Frequency setting of a multisection laser diode taking into account thermal effects |
| 01/27/2009 | US7483205 Transient optical power suppressing apparatus, method, and network |
| 01/27/2009 | US7483204 Inexpensive variable rep-rate source for high-energy, ultrafast lasers |
| 01/27/2009 | US7483203 Phase-sensitive amplification in a fiber |
| 01/27/2009 | CA2408126C System and method for the selection of electronic services from a set of resources using infrared communication |
| 01/22/2009 | WO2009012409A2 Optical ring networks having node-to-node optical communication channels for carrying data traffic |
| 01/22/2009 | WO2009011255A1 Quantum encryption key delivery system, optical transmitter, optical modulation control circuit, and optical modulation control method |
| 01/22/2009 | WO2009011053A1 Point-to-multipoint optical communication system |
| 01/22/2009 | WO2009011019A1 Optical transmitter |
| 01/22/2009 | WO2009010909A1 Method, system and device for transmitting lighting device data |
| 01/22/2009 | WO2009010007A1 A method, an apparatus and an optical modulator for phase adjustment |
| 01/22/2009 | WO2009009994A1 A method, device and system for locating the fault of passive optical network |
| 01/22/2009 | WO2008148022A3 Building illumination apparatus with integrated communications, security and energy management |
| 01/22/2009 | WO2008140918A3 Method and apparatus for clearing an optical channel |
| 01/22/2009 | US20090022502 Receiving apparatus |
| 01/22/2009 | US20090022501 Method and apparatus for controlling tunable transmitter chirp |
| 01/22/2009 | US20090022500 Method and system for optoelectronics transceivers integrated on a cmos chip |
| 01/22/2009 | US20090022499 Optical signal to noise ratio system |
| 01/22/2009 | US20090022498 Optical transmission system |
| 01/22/2009 | US20090022497 High-speed optical transceiver for infiniband and ethernet |
| 01/22/2009 | US20090022496 Apparatus and method for arranging communication links in visible light communication |
| 01/22/2009 | US20090022493 PON equipment capablel of displaying connection state and logical link identifier |
| 01/22/2009 | US20090022490 Method And Device For Data-Flow Protection Of Optical Interface In Data Communication Equipment |
| 01/22/2009 | US20090022489 Optical Ring Networks Having Node-To-Node Optical Communication Channels For Carrying Data Traffic |