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)
05/2011
05/11/2011CN201830263U Dual-ring self-healing optical end machine system
05/11/2011CN201830262U Device for releasing pluggable module
05/11/2011CN201830261U Arrayed waveguide grating (AWG) with multichannel monitoring function
05/11/2011CN201830260U Mechanical transfer pull/multiple-fiber pull-on (MTP/MPO) interface optical power detector
05/11/2011CN201830259U Sealing gasket structure of outdoor communication equipment
05/11/2011CN201830258U Time-signal transmission system and equipment
05/11/2011CN201829936U Centralized control system of mine explosion-proof and intrinsic safety type combined switch
05/11/2011CN1937466B Optical code division multiplexing receiving device and time gate processing method in optical code division multiplexing receiving device
05/11/2011CN1797998B Dispersion compensation device and dispersion compensation method
05/11/2011CN1738219B Transmitter, receiver, data transfer system, transmission method, reception method
05/11/2011CN102057640A Method and device for phase recovery and communication system comprising such device
05/11/2011CN102057590A Optical receiver for an illumination system
05/11/2011CN102056033A Method for managing uplink burst overhead parameter and passive optical network system
05/11/2011CN102055634A CAN node interconnection device based on optical fibers
05/11/2011CN102055584A Optical-fiber secret communication device and data encryption method thereof
05/11/2011CN102055529A Optical signal processing method, device and system
05/11/2011CN102055528A Serial-port communication optical transceiver and wireless spread spectrum joint communication system
05/11/2011CN102055527A Method for generating multi-carrier light
05/11/2011CN102055526A Delay interferometer using magneto-optic effect
05/11/2011CN102055525A Loop detecting and controlling method
05/11/2011CN102055523A Method, equipment and system for diagnosing failure of passive optical network
05/11/2011CN102055522A Optical network unit and port loopback detection method thereof
05/11/2011CN102055521A Control method and control device for reading-writing optical module information, and optical module
05/11/2011CN102055497A Household intelligent central control system based on Bluetooth infrared conversion
05/11/2011CN102054825A BiDi-ST type miniaturization photoelectric transmit-receive module
05/11/2011CN102052930A Fiber grating distributed strain sensor and strain monitoring method thereof
05/11/2011CN101409587B Method, system and network node for transmitting data
05/11/2011CN101346946B Subscriber premise optical line terminating apparatus and optical transmission system
05/11/2011CN101346009B Performance statistics method and system of automatic exchange optical network
05/11/2011CN101336004B Method for determining connection failure in ASON
05/11/2011CN101257349B Digital phase estimating device, digital phase-locked loop and light coherent receiver
05/11/2011CN101237295B Full-light multicast optical switch system
05/11/2011CN101183910B Linear protection method of optical network
05/11/2011CN101174898B Tele-management method and system for optical network unit
05/11/2011CN101170360B A signal optical power detection device and detection method
05/11/2011CN101160761B Link failure restoring method and apparatus
05/11/2011CN101154995B Method and device for monitoring network quality
05/11/2011CN101141410B Downlink flow control information transferring method in kilomega passive optical network system
05/11/2011CN101141222B Device and method for implementing photosignal waveform generation
05/11/2011CN101112068B Communication device, communication system, communication method, mobile telephone, display device and printing device
05/11/2011CN101102161B Optical transmission secondary module for optical fiber communication
05/11/2011CN101102155B Method for storing configuration script of passive optical network terminal devices
05/11/2011CN101102152B Method for guaranteeing data security in passive optical network
05/11/2011CN101079673B Wave division and time division passive optical network
05/11/2011CN101060368B A system and method for improving the multiplex section switching correctness
05/10/2011US7941778 System and method of determining minimum cost path
05/10/2011US7941059 Down conversion for distortion free recovery of a phase modulated optical signal
05/10/2011US7941058 Device and method for decoding an optical multi-level DPSK signal
05/10/2011US7941057 Integral phase rule for reducing dispersion errors in an adiabatically chirped amplitude modulated signal
05/10/2011US7941056 Optical interconnect in high-speed memory systems
05/10/2011US7941054 System for extracting a clock signal from optical signal including plural clock frequencies and a method therefor
05/10/2011US7941053 Optical transceiver for 40 gigabit/second transmission
05/10/2011US7941052 Bi-directional parallel optical link
05/10/2011US7941051 Laser optical device and control method of actuator
05/10/2011US7941050 Systems and methods for free space optical communication
05/10/2011US7941049 Optical transmission apparatus with optical amplifiers
05/10/2011US7941048 Loss of signal detection
05/10/2011US7941047 Method for engineering connections in a dynamically reconfigurable photonic switched network
05/10/2011US7941011 Multilevel light intensity modulator
05/10/2011US7940452 Method for acquiring spectrum shape of a gain flattening filter in an optical amplifier
05/10/2011US7939792 Noise resistant light-powered transceiving adapter
05/05/2011WO2011053521A1 Bidirectional multi-mode fiber interface
05/05/2011WO2011053306A1 Optical transceiver having an otdr mode, and a method of obtaining test data for testing an optical fiber
05/05/2011WO2011053301A1 Optical data bus and method
05/05/2011WO2011053105A1 Polarization mode dispersion compensator for wdm network
05/05/2011WO2011052802A2 Pluggable optical transceiver and method for manufacturing the same
05/05/2011WO2011052423A1 Pre-equalisation optical transmitter and pre-equalisation optical fibre transmission system
05/05/2011WO2011052075A1 Optical signal processing device, receiver, and optical network system
05/05/2011WO2011051930A1 Technique for fault localization in passive optical networks
05/05/2011WO2011051865A1 Commissioning coded light sources
05/05/2011WO2011051451A1 Use of the same set of wavelengths for uplink and downlink signal transmission
05/05/2011WO2011051446A2 Use of semiconductor optical amplifiers-based intensity modulator in signal transmission
05/05/2011WO2011051437A1 Data transmission system and method
05/05/2011WO2011050704A1 Method and device for recognizing optical splitter and optical splitter ports
05/05/2011WO2011050538A1 Device and method for polarization scattering compensation
05/05/2011WO2011050529A1 Method for transmitting downlink frames in optical network and related apparatus thereof
05/05/2011WO2011050524A1 Optical transmission system, method and device based on polarization multiplexing
05/05/2011US20110107405 Method for the temporary personalization of a communication device
05/05/2011US20110103806 Repeater and method for operating such a repeater
05/05/2011US20110103805 Methods for Accessing a Process Chamber Using a Dual Zone Gas Injector with Improved Optical Access
05/05/2011US20110103804 Optical transmission system
05/05/2011US20110103803 Optical Fiber Array Connectivity System for Multiple Transceivers and/or Multiple Trunk Cables
05/05/2011US20110103802 Transceiver for Plastic Optical Fiber Networks
05/05/2011US20110103801 Method for producing terahertz electromagnetic carrier waves
05/05/2011US20110103800 Radio-on-fiber unit and radio-on-fiber system
05/05/2011US20110103799 Systems And Methods For On-Chip Data Communication
05/05/2011US20110103796 Bidirectional multi-mode fiber interface
05/05/2011US20110103795 Soft decoding of data in a coherent optical receiver
05/05/2011US20110103793 Methods and systems to stabilize an optical network against nodal gain changes
05/05/2011US20110103791 Method and System for Monitoring Optical Dispersion in an Optical Signal
05/05/2011US20110103422 Laser-induced optical wiring apparatus
05/05/2011US20110101871 Configuration of a luminaire system
05/05/2011DE102007046636B4 Verfahren und Vorrichtung zur Übertragung von Audiosignalen zu den Sendedioden einer Audiosignalinfrarotsendeeinheit Method and apparatus for transmitting audio signals to the transmitter diodes of an audio signal infrared transmitter unit
05/04/2011EP2317672A1 Adjusting device of delay time and method thereof
05/04/2011EP2317671A1 OTDM transmitter and OTDM transmission system including a coherent optical receiver
05/04/2011EP2317658A1 Device and method for optimally adjusting transmitter parameters
05/04/2011EP2317655A1 Parallel-serial converter for optical transmission, optical transmission system, and electronic apparatus
05/04/2011EP2316178A1 Resonator-assisted control of radio-frequency response in an optical modulator
05/04/2011EP1721397B1 Integrated post-amplifier, laser driver, and controller
05/04/2011CN201821362U Two-layered management optical fiber switch