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)
05/2012
05/17/2012US20120121251 Monitoring and control of electronic devices
05/17/2012US20120121250 Measuring differential group delay in an optical fiber
05/17/2012US20120121249 Systems and methods of optical path protection for distributed antenna systems
05/17/2012US20120121220 Method and device for transmission of optical data between transmitter station and receiver station via of a multi-mode light wave guide
05/16/2012EP2453602A1 Fuzzy control method and apparatus for signal receiving part in high speed wavelength division multiplexing system
05/16/2012EP2453600A1 Optical fiber communication system
05/16/2012EP2453594A1 Receiver, light spectrum shaping method, and optical communication system
05/16/2012EP2453295A1 Optical modulator
05/16/2012EP2452454A1 Improved power allocation in optical fiber transmission
05/16/2012EP2452452A1 Improvements in reflective optical networks
05/16/2012EP2452451A2 Quantifying link quality in an optoelectronic module
05/16/2012EP1971052B1 An apparatus and method for self-adaptive dispersion compensating
05/16/2012DE102006058395B4 Anordnung zur elektrischen Ansteuerung und schnellen Modulation von THz-Sendern und THz-Messsystemen Arrangement for electrical control and fast modulation of THz transmitters and THz measuring systems
05/16/2012CN1996827B An intelligent control method for the determination point of the optical receiver
05/16/2012CN102461022A Mode-hop prevention in a tunable laser of an optical network element
05/16/2012CN102461021A Receiver for optical transverse-mode-multiplexed signals
05/16/2012CN102461020A Method and device for transmitting optical information between an emitter station and receiving station via a multi-mode optical wave guide
05/16/2012CN102461019A Bus-based scalable optical fabrics
05/16/2012CN102461018A A method for data transmission using a linc amplifier, a linc amplifier, a transmitting device, a receiving device, and a communication network therefor
05/16/2012CN102461017A 在可见光通信中支持调光的装置和方法 Support dimming in the visible light communication apparatus and method
05/16/2012CN102461016A 接收调制光的移动装置、发送信息的设备和包括该移动装置和该设备的系统及相应方法 The mobile device receives the modulated light, and transmitting device information of the mobile device and the system comprising the apparatus and corresponding method
05/16/2012CN102457550A 通过图像采集启动设备间数据传输的方式及其系统 Start by image acquisition mode data transmission between devices and systems
05/16/2012CN102457458A 一种基站数字预失真的实现方法和装置 A base station for implementing the methods and apparatus of a digital predistortion
05/16/2012CN102457398A Network terminal process method and network terminal
05/16/2012CN102457397A 一种光纤告警显示方法及系统 An optical fiber display method and system for alerting
05/16/2012CN102457331A 一种利用led照明光实现无线局域网通信的方法 One way led illumination using wireless LAN communications
05/16/2012CN102457330A Management method of renewable resource of transmission network and device
05/16/2012CN102457329A 被动式光纤网络架构与保护方法及光开关结构 Passive optical network architecture and structure protection method and optical switch
05/16/2012CN102457327A 两种传输方式相关联的数据传输方法及其系统 Two means of transmission associated with data transmission method and system
05/16/2012CN102455470A 一种xfp光收发一体模块解锁复位装置 One kind xfp optical transceiver module unlocking device reset
05/16/2012CN102455246A Low-noise and anti-interference optical-time-domain reflectometer with secondary shielding
05/16/2012CN101719794B Mixed passive optical network system and transmission method thereof
05/16/2012CN101674136B Optical frequency-doubling millimeter wave RoF signal generation system and method of OFDM modulation mode
05/16/2012CN101247180B Microwave signal frequency translation method and device based on optical fiber stimulated Brillouin scattering
05/15/2012US8180228 Programmable phase detector for sequence equalizer for optical channels
05/15/2012US8180227 Digital coherent detection of multi-carrier optical signal
05/15/2012US8180226 Optical receiver
05/15/2012US8180225 Optical data link
05/15/2012US8180221 Wavelength-division multiplexed passive optical network for reducing degradation in noise characteristic of wavelength-locked fabry-perot laser diodes
05/15/2012US8180219 Providing signal reachability information to a network
05/15/2012US8180217 Method for coordinating measurements and calibrations in a passive optical network
05/15/2012US8180216 Latency measurement in optical networks
05/15/2012US8180183 Parallel modulator photonic link
05/15/2012US8180066 Method and system for transmitting audio signals
05/15/2012US8179929 Apparatus and method for side mode suppression in slave-master laser by single mode fiber amplifier
05/15/2012US8179892 System and method for managing communication links
05/15/2012US8179594 Method and apparatus for spectral-beam combining of fanned-in laser beams with chromatic-dispersion compensation using a plurality of diffractive gratings
05/15/2012CA2369906C Optical fiber amplifier and optical communication system using the same
05/10/2012WO2012061583A1 Light-based, transcutaneous video signal transmission
05/10/2012WO2012061186A1 Method for data frame reduction in a photonic-based distributed network switch
05/10/2012WO2012060052A1 Coherent light receiving device, system and method
05/10/2012WO2012059732A1 Demodulator and optical arrangement therefor
05/10/2012WO2012059312A2 Method for converting a digital signal into optical pulses
05/10/2012WO2012059216A2 Measurement device with galvanic separation by laser
05/10/2012WO2012059071A1 Optical module and method for installation thereof, interface and optical fibre transmission line, optical fibre transmission device
05/10/2012WO2012058918A1 Management method and apparatus of regeneration resources in a transport network
05/10/2012WO2012058865A1 Method and device for signal period stretch and ultra-fast serial-to-parallel/parallel-to-serial conversion
05/10/2012WO2012036530A3 Optical transmission and receiving device for implementing passive alignment of components and method for passively aligning components
05/10/2012US20120114341 System and method for frequency-domain chromatic dispersion and polarization mode dispersion compensation with time-domain channel estimation
05/10/2012US20120114339 Data transmission system using optical fiber
05/10/2012US20120114338 Apparatus and method for monitoring a variety of resource consumption meters
05/10/2012US20120114337 Capturing device, capturing method, and capturing program
05/10/2012US20120114336 Network digital signage solution
05/10/2012US20120114330 Monitoring optical parameters of a modulated optical signal
05/10/2012US20120114329 Optical Impairment Aware Path Computation Architecture in PCE Based Network
05/10/2012US20120114328 Method and System for Tracking Signaling in Automatically Switched Optical Network
05/10/2012US20120114327 Method and apparatus for adaptive optical wireless communication
05/10/2012US20120114326 Automatic recovering method and device for node resource state in dense wavelenght divesion multiplexing based automatic swithched optical network system
05/10/2012US20120113335 Shutter-glass eyewear communications receiver
05/10/2012US20120112046 Visible Light Receiver Circuit
05/09/2012EP2451148A1 Method and system for transmitting broadcast data
05/09/2012EP2451123A1 Communication system, station-side optical circuit terminating apparatus, user-side optical circuit terminating apparatus, control apparatus, and communication method
05/09/2012EP2451096A1 Method, apparatus and system for transmitting information in passive optical network
05/09/2012EP2451095A1 Method and apparatus for compressing or decompressing data in fiber channel service
05/09/2012EP2451094A1 Method and device for processing failure of multi-span working channel in ring optical transmission network
05/09/2012EP2451093A1 Optical transmission device and optical transmission method
05/09/2012EP2451091A1 Method and device for cross protection
05/09/2012EP2449807A1 Access point and terminal communications
05/09/2012EP2449698A1 Method and arrangement for enabling link status propagation
05/09/2012EP2449417A1 Method and arrangement handling pluggable modules and operating modes in a media converter system
05/09/2012CN202218233U Single-optical fiber bi-directional transceiver
05/09/2012CN202218232U Dispersion compensator
05/09/2012CN202218231U Short-distance optical fiber network
05/09/2012CN202218230U Automatic basis vector adjusting device for quantum communication system
05/09/2012CN202218229U Hand-held plastic optical fiber signal discriminator
05/09/2012CN1756133B Method for detecting aging effect of optical fiber amplifier
05/09/2012CN102449943A Transmitter for multi-format data
05/09/2012CN102449941A System and method for demultiplexing optical multi-wavelength signals
05/09/2012CN102449938A Method and equipment for adjusting power amplification
05/09/2012CN102449937A Light source for a wavelength division multiplexed optical communications capable of the high-speed transmission of an optical signal using an unpolarized light source, and wavelength division multiplexing passive optical network comprising same
05/09/2012CN102449936A Systems and techniques for suppressing backward lasing in high-power cascaded raman fiber lasers
05/09/2012CN102449935A Light-emission error preventing circuit for optical transmitter
05/09/2012CN102449522A Port mapping for series connected fiber optic terminals
05/09/2012CN102447981A Systems and methods for providing an upstream rate in a cost effective manner in a 10GEPON
05/09/2012CN102447659A Signal processing method, device and system based on single carrier-frequency domain equalization (SC-FDE)
05/09/2012CN102447592A Network testing device with optical power testing
05/09/2012CN102447514A Regulation and control method of uplink optical power in EPON system
05/09/2012CN102447513A 60GHz millimeter wave-based optical wireless fusion video transmission system and method
05/09/2012CN102447512A Handheld terminal for testing PON (Passive Optical Network) optical communication quality
05/09/2012CN102447511A Light path tester