Patents
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)
12/2010
12/16/2010US20100316392 Tunable dispersion compensation apparatus, optical reception module and method
12/16/2010US20100316391 Optical Interconnection Arrangement For High Speed, High Density Communication Systems
12/16/2010US20100316390 Technology for providing telecommunication services to multiple optical communication lines
12/16/2010US20100316389 Method for non-flutter transmission of digital data in a free-space optical transmission system
12/16/2010US20100316388 HDMI TMDS Optical Signal Transmission Using PAM Technique
12/16/2010US20100316382 Ramen Backpumped Near-Zero Dispersion CWDM System and Method
12/16/2010US20100316378 Laser Source Based On Fabry-Perot Laser Diodes And Seeding Method Using The Same
12/16/2010US20100316376 Method for processing bandwidth, network device and network system
12/16/2010US20100316375 Communicating with Components in Optical Communication Systems Using Voltage Signal Detection and Signature Analysis
12/16/2010US20100316374 Networked mapping function
12/16/2010US20100316373 Bidirectional multi-wavelength optical signal routing and amplification module
12/16/2010US20100316372 Signal switching module for optical network monitoring and fault locating
12/16/2010US20100315702 Optical transmission apparatus and optical signal level checking method
12/16/2010US20100315700 Broadband neodymium-ytterbium-silica doped amplified spontaneous emission optical fiber source by spectral filtered reinjected signals
12/16/2010US20100315699 Phase Control and Locking Method for Coherently Combining High-Gain Multi-Stage Fiber Amplifiers
12/16/2010US20100315640 Polarization controller
12/16/2010DE202010012668U1 Optische Schalt- und/oder Koppelvorrichtung und optische Multiplex- und/oder Demultiplex-Vorrichtung Optical switching and / or coupling device and optical multiplexing and / or demultiplexing device
12/16/2010DE102009025232A1 Verfahren und Vorrichtung zur Übertragung optischer Informationen zwischen Senderstation und Empfängerstation über einen Mehrmoden-Lichtwellenleiter Method and apparatus for transmitting optical information between the transmitter station and receiver station via a multimode optical waveguide
12/16/2010DE102004033807B4 Gehäuse für optische Sensor- oder optische Sende-/Empfangseinheiten Housing for optical sensor or optical transmitter / receiver units
12/16/2010CA2765104A1 Lossless adjustment method of oduflex channel bandwidth and oduflex channel
12/16/2010CA2764598A1 Optical interconnection arrangement for high speed, high density communication systems
12/15/2010EP2262276A2 Cross-Connect
12/15/2010EP2262142A2 Optical transmitter system
12/15/2010EP2262133A1 Extending method device and system of passive optical network
12/15/2010EP2262132A1 Optical communication system, optical communication method, and optical communication device
12/15/2010EP2260596A1 Improvements in or relating to optical networks
12/15/2010EP2260595A1 System and method for dual speed passive optical networks
12/15/2010EP2260594A1 Two-phase optical communication methods and optical bus systems for implementing the same
12/15/2010EP2260593A1 Method and apparatus for reception of optical signals
12/15/2010EP2260592A1 Remote powering for fttx via existing wire
12/15/2010EP2260590A1 Dispersion measurement of optical fibres during operation
12/15/2010EP2260589A2 A tunable optical discriminator
12/15/2010EP2260588A2 Method and apparatus for demodulating and regenerating phase modulated optical signals
12/15/2010EP1384338B1 Method and system for decoding multilevel signals
12/15/2010EP1314268B1 Optical transmission link with low slope, raman amplified fiber
12/15/2010EP1233587B1 Method and apparatus for optical transmission
12/15/2010CN201674613U Hybrid passive optical network structure with protection function
12/15/2010CN201674513U Multi-port double-layer gigabit management fiber channel switch
12/15/2010CN201674503U Optical module for long-distance transmission
12/15/2010CN201674502U Industrial field fiber protection and remote monitoring device
12/15/2010CN201674501U Laser correlation sensor system signal receiving device
12/15/2010CN201673286U Laser correlation communication receiving system
12/15/2010CN1972162B Optical amplification unit with span loss tilt compensation, fiber optical transmission system comprising the same, and corresponding methods
12/15/2010CN101919183A Optical communications apparatus
12/15/2010CN101917648A Method for implementing service control in all-fiber protection system and device thereof
12/15/2010CN101917374A Inverse multiplexing system for overlength span light transmission
12/15/2010CN101917333A Region-based photoelectric double-layer network-on-a-chip and routing method
12/15/2010CN101917303A Processing method and device of alarm dithering resistance
12/15/2010CN101917234A Method of transmitting information, transmitter, receiver and transmission system
12/15/2010CN101917233A All-optical phase noise inhibition method for coherent detection
12/15/2010CN101917232A High-speed digital-analog mixed-light transceiver device
12/15/2010CN101917231A Data caching method of fibre channel switch
12/15/2010CN101917230A Large-capacity self-healing optical fiber sensor network
12/15/2010CN101917229A Self-healing high-capacity optical fiber sensor network based on optical delay
12/15/2010CN101917228A Method for realizing wired private network of group users
12/15/2010CN101917227A Method and device for processing resource state information of transmission node
12/15/2010CN101917226A Method and optical line terminal for performing fiber fault diagnosis in passive optical network
12/15/2010CN101917225A Method for realizing inter-disc STM-1 interface automatic protection switching in gigabit-capable passive optical network (GPON) system
12/15/2010CN101915873A Single wavelength type microwave frequency measurement scheme adopting orthogonal optical power ratios
12/15/2010CN101340242B Complete light differential encoder
12/15/2010CN101206375B Device for conversion of all optical non-return-to-zero amplitude modulation code to bi-phase shift keying code
12/15/2010CN101149553B Optical fiber parametric amplifier
12/15/2010CN101019350B Receiver having an apparatus for varying decision threshold level and an optical transmission system having the same
12/15/2010CN101009520B A novel optical fiber grating temperature compensation encapsulation method
12/15/2010CA2668976A1 Network mapping function
12/14/2010US7853801 System and method for providing authenticated encryption in GPON network
12/14/2010US7853157 Systems and methods for the polarization insensitive coherent detection and the polarization division multiplexed transmission of optical communication signals
12/14/2010US7853156 Systems and methods for the coherent non-differential detection of optical communication signals
12/14/2010US7853155 Method for adjusting bias in optical transmitter with external modulator
12/14/2010US7853154 Bias circuit for burst-mode/TDM systems with power save feature
12/14/2010US7853153 Fourth harmonic generating system using optical double side-band suppressed carrier modulator
12/14/2010US7853152 Signal regeneration device, optical receiver, and signal processing method
12/14/2010US7853151 Optical communication system, method, and optical transmitting station
12/14/2010US7853150 Identification and authorization of optoelectronic modules by host system
12/14/2010US7853149 Transmitter frequency peaking for optical fiber channels
12/14/2010US7853148 Optical add/drop multiplexer
12/14/2010US7853147 Information processing system, calculation node, and control method of information processing system
12/14/2010US7853146 Optical transmission apparatus
12/14/2010US7853144 Optical bench fiber optic transmitter
12/14/2010US7853030 Method for setting a hearing aid, hearing aid and mobile activation unit for setting a hearing aid
12/14/2010US7852550 Optical amplifying apparatus
12/14/2010US7852467 Method for increasing accuracy of measurement of mean polarization mode dispersion
12/14/2010CA2463545C An optical signal receiver photonic integrated circuit (rxpic), an associated optical signal transmitter photonic integrated circuit (txpic) and an optical transport network utilizing these circuits
12/09/2010WO2010140289A1 Optical communication system, optical receiver of same, and optical communication method of same
12/09/2010WO2010139523A1 Method and equipment for adjusting power amplification
12/09/2010WO2010139355A1 Monitoring optical parameters of a modulated optical signal
12/09/2010WO2010139281A1 Method and apparatus for detecting ethernet operation, administration and maintenance (oam)
12/09/2010WO2010139241A1 Circuit and method for controlling multi-channel power
12/09/2010WO2010139218A1 Compensation method and apparatus for polarization mode dispersion
12/09/2010WO2010139144A1 Optical module and control method thereof
12/09/2010WO2010119981A3 Optical path switching signal transmission/reception apparatus and corresponding method
12/09/2010US20100310260 Optical Receiver
12/09/2010US20100310259 Free˜space quantum communications process operative absent line-of-sight
12/09/2010US20100310258 Integrated sensor networks with optical and wireless links
12/09/2010US20100310257 Systems and Methods for Transmitting Signals in Communication Networks
12/09/2010US20100310255 Remote powering for FTTX via existing wire
12/09/2010US20100310252 Optical communication
12/09/2010US20100310251 Optical Transmission Systems, Devices, and Methods
12/09/2010US20100310024 Methods and systems for DSP-based receivers
12/09/2010DE102010029417A1 Mittelebenen-montiertes optisches Kommunikationssystem und Verfahren zum Bereitstellen einer Hochdichte-Mittelebenen-Montage von parallelen optischen Kommunikationsmodulen Midplane printed-mounted optical communication system and method for providing a high-density mid-plane assembly of parallel optical communication modules