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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08/20/2008 | CN101248645A Infrared communication apparatus and infrared communication method |
08/20/2008 | CN101248602A Method and system for polarization modem dispersion compensation |
08/20/2008 | CN101248601A Installation for conveying a first plurality of electrical signals carried by a first triaxial cable to a second triaxial cable |
08/20/2008 | CN101247666A Protecting equipment and method based on optical network system |
08/20/2008 | CN101247665A Method for improving gigabit passive optical network reliability |
08/20/2008 | CN101247517A Mobile television signal subway tunnel covering system based on leakage cable |
08/20/2008 | CN101247372A Communication system, gateway device and adapter device |
08/20/2008 | CN101247258A Service distribution method and system |
08/20/2008 | CN101247199A Wavelength shift testing apparatus, wavelength locking system and method thereof |
08/20/2008 | CN101247182A Power control method of passive optical network |
08/20/2008 | CN101247181A Method and device for generating high-frequency microwave signal through optical fiber stimulated Brillouin scattering |
08/20/2008 | CN101247180A Microwave signal frequency translation method and device based on optical fiber stimulated Brillouin scattering |
08/20/2008 | CN101247179A Broadband light source optimization pump device used for SBS slow light detention |
08/20/2008 | CN101247178A Power-down alarm transmission method of compact synchronous digital transmission equipment |
08/20/2008 | CN101247177A Analog-to-digital conversion controller, optical receiving device, optical receiving method, and waveform-distortion compensating device |
08/20/2008 | CN101247128A Pulse-width modulation type optical fiber communication coding/decoding method and circuit with synchronous clock |
08/20/2008 | CN101246238A Adjustable DC full optical fiber interference method and system |
08/20/2008 | CN100413263C Method for end-to-end data business establishment |
08/20/2008 | CN100413235C WDM device |
08/20/2008 | CN100413230C Optically amplified receiver |
08/20/2008 | CN100413229C Mobile random channel testing system for atmosphere |
08/20/2008 | CN100413078C CMOS photoelectric integrated receiver with pre-equalizing circuit |
08/19/2008 | US7415536 Address query response method, program, and apparatus, and address notification method, program, and apparatus |
08/19/2008 | US7415213 Optical receiver having transient compensation |
08/19/2008 | US7415212 Data communication system, data transmitter and data receiver |
08/19/2008 | US7415211 Interconnections and protection between optical communications networks |
08/19/2008 | US7415210 Bidirectional optical signal multiplexer/demultiplexer |
08/19/2008 | US7415209 Method for operating an ethernet optical area network (“EOAN”) over one more metropolitan areas |
08/19/2008 | US7415208 Method and system for allocating bandwidth in an optical communication network |
08/19/2008 | US7415207 Digital cross-connect |
08/19/2008 | US7415206 Arrangement for characterizing and reducing multi-path interference (MPI) and/or optical return loss (ORL) in optical transmission links having multiple discrete reflection sources |
08/19/2008 | US7415205 Wavelength division multiplexed self-healing passive optical network using wavelength injection method |
08/19/2008 | US7415182 Optical fiber cable |
08/19/2008 | US7415111 Optical network unit and optical line terminal |
08/19/2008 | US7415053 Optical transmitter with a least pair of semiconductor laser diodes |
08/19/2008 | US7415002 Circuit synchronization over asynchronous links |
08/19/2008 | US7414961 System and method for multiframe alignment in a multipoint-to-point orthogonal frequency division multiplexing system |
08/19/2008 | US7414960 Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing |
08/19/2008 | US7414234 Measurement of burst mode optical power over multiple bursts |
08/19/2008 | CA2415564C Optical pulse pattern generator |
08/14/2008 | WO2008097774A1 Retro-directive target for free-space optical communication and method of producing the same |
08/14/2008 | WO2008096415A1 Transmission system and transmission method |
08/14/2008 | WO2008095333A1 Data transmission method, system and device for oximeter |
08/14/2008 | WO2008057904B1 Small form pluggable analog optical transmitter |
08/14/2008 | WO2008036567A3 System and method for imaging objects through turbid media |
08/14/2008 | US20080193145 Optical transmitting apparatus and temperature controlling method used therefor |
08/14/2008 | US20080193144 Slow chirp compensation for enhanced signal bandwidth and transmission performances in directly modulated lasers |
08/14/2008 | US20080193143 Chirp-managed, electroabsorption-modulated laser |
08/14/2008 | US20080193142 Hermetically Coupling Device |
08/14/2008 | US20080193140 Optical network unit transceiver module with arrayed i/o video contacts |
08/14/2008 | US20080193139 Two-Way Communication in an Autonomous in Vivo Device |
08/14/2008 | US20080193138 Roll-Calling Mechanism Based Vision System For Elevator Positioning |
08/14/2008 | US20080193137 Method and apparatus for extending broadband communication services over a wireless link while protecting the network from performance degradations caused by the wireless link |
08/14/2008 | US20080193129 Video transmission system of a ring network |
08/14/2008 | US20080193128 Computer ethernet card based on passive optical network |
08/14/2008 | US20080193125 Apparatus and method for measuring the quality of burst signals and performing optical line diagnostics |
08/14/2008 | US20080192919 Communication system, gateway device and adapter device |
08/14/2008 | DE202007017887U1 Verzerrungs- und Rauschunterdrückungssystem für HFC (Hybrid Fiber Coax)-Netzwerke Distortion and noise reduction system for HFC (Hybrid Fiber Coax) networks |
08/14/2008 | DE19637417B4 Betriebsverfahren für einen Datenbus Operating method for a data bus |
08/14/2008 | DE102006059442B4 Vorrichtung zur optischen Datenübertragung Device for optical data transmission |
08/13/2008 | EP1956573A1 Infrared transmission device and application |
08/13/2008 | EP1956493A1 Optical data link |
08/13/2008 | EP1955464A1 A method and device for digitising an electrical signal |
08/13/2008 | EP1955455A1 Optical component for gain-flattening wdm signals comprising said component and optical amplifier |
08/13/2008 | EP1955454A1 Power line communication system using hybrid-fiber coaxial and communication device used in the system |
08/13/2008 | EP1955453A1 Method and system for measuring average q-factor in optical networks |
08/13/2008 | EP1955452A1 Method and apparatus for sampled optical signal monitoring |
08/13/2008 | EP1955451A1 Method and apparatus for generating optical duo binary signals with frequency chirp |
08/13/2008 | EP1659710B1 Optical transmitter |
08/13/2008 | EP1269115B1 Battery module transceiver for extending the range of an infrared remote controller |
08/13/2008 | EP0830743B1 Modular unit headset |
08/13/2008 | CN201100951Y Integrated access device |
08/13/2008 | CN201100946Y 光功率光电探测器 Optical power photodetector |
08/13/2008 | CN101243663A Light receiver and its identification threshold value generation method |
08/13/2008 | CN101242339A IP data transmission method based on RRU |
08/13/2008 | CN101242252A Method for realizing dual-link redundancy backup of network device based on Combo interface |
08/13/2008 | CN101242225A A configuration selection method for optical network unit |
08/13/2008 | CN101242224A An optical fiber pipe monitoring system |
08/13/2008 | CN101242072A Optical amplifier for amplifying multi-wavelength light |
08/13/2008 | CN101241241A Raman optical amplification atom filtering method and apparatus |
08/13/2008 | CN101241187A Passive synthetic aperture electrooptical imaging array phase real time delay system |
08/13/2008 | CN100411349C Optical node device, network control device, maintenance-staff device, optical network, and 3R relay implementation node decision method |
08/13/2008 | CN100411263C Laser diode driver circuit and optical communication device |
08/13/2008 | CN100410706C Opto-electronic integrated circuit device, opto-electronic integrated circuit system and transmission method |
08/13/2008 | CN100410636C Circuit modular of APD signle photon detection |
08/12/2008 | US7412175 Interferometric polarization control |
08/12/2008 | US7412174 Method and apparatus for distortion control for optical transmitters |
08/12/2008 | US7412173 Apparatus for generating optical carrier suppressed return-to-zero |
08/12/2008 | US7412172 Impedance matching circuit with simultaneous shielding of parasitic effects for transceiver modules |
08/12/2008 | US7412171 Optical ring network architecture |
08/12/2008 | US7412170 Broad temperature WDM transmitters and receivers for coarse wavelength division multiplexed (CWDM) fiber communication systems |
08/12/2008 | US7412169 FTTH system for convergence of broadcasting and communication through switched broadcasting |
08/12/2008 | US7412167 System and method for limiting the transmission capacity on a data transmission path |
08/12/2008 | US7412166 Pilot tones for optical signal wavelength identification and power measurement |
08/12/2008 | US7412165 DCC loop plug |
08/12/2008 | US7412164 Photoelectric cross-connect system |
08/12/2008 | US7412136 Super-resolution optical components and left-handed materials thereof |
08/12/2008 | US7412120 Optical module and optical transmission apparatus |
08/12/2008 | US7412116 Optical device for simultaneously generating and processing optical codes |
08/12/2008 | US7411728 Devices and methods for raman amplification and dispersion compensation |