| 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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| 05/17/2012 | US20120121251 Monitoring and control of electronic devices  | 
| 05/17/2012 | US20120121250 Measuring differential group delay in an optical fiber  | 
| 05/17/2012 | US20120121249 Systems and methods of optical path protection for distributed antenna systems  | 
| 05/17/2012 | US20120121220 Method and device for transmission of optical data between transmitter station and receiver station via of a multi-mode light wave guide  | 
| 05/16/2012 | EP2453602A1 Fuzzy control method and apparatus for signal receiving part in high speed wavelength division multiplexing system  | 
| 05/16/2012 | EP2453600A1 Optical fiber communication system  | 
| 05/16/2012 | EP2453594A1 Receiver, light spectrum shaping method, and optical communication system  | 
| 05/16/2012 | EP2453295A1 Optical modulator  | 
| 05/16/2012 | EP2452454A1 Improved power allocation in optical fiber transmission  | 
| 05/16/2012 | EP2452452A1 Improvements in reflective optical networks  | 
| 05/16/2012 | EP2452451A2 Quantifying link quality in an optoelectronic module  | 
| 05/16/2012 | EP1971052B1 An apparatus and method for self-adaptive dispersion compensating  | 
| 05/16/2012 | DE102006058395B4 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  | 
| 05/16/2012 | CN1996827B An intelligent control method for the determination point of the optical receiver  | 
| 05/16/2012 | CN102461022A Mode-hop prevention in a tunable laser of an optical network element  | 
| 05/16/2012 | CN102461021A Receiver for optical transverse-mode-multiplexed signals  | 
| 05/16/2012 | CN102461020A Method and device for transmitting optical information between an emitter station and receiving station via a multi-mode optical wave guide  | 
| 05/16/2012 | CN102461019A Bus-based scalable optical fabrics  | 
| 05/16/2012 | CN102461018A A method for data transmission using a linc amplifier, a linc amplifier, a transmitting device, a receiving device, and a communication network therefor  | 
| 05/16/2012 | CN102461017A 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  | 
| 05/16/2012 | CN102461016A 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  | 
| 05/16/2012 | CN102457550A 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  | 
| 05/16/2012 | CN102457458A 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  | 
| 05/16/2012 | CN102457398A Network terminal process method and network terminal  | 
| 05/16/2012 | CN102457397A 一种光纤告警显示方法及系统 An optical fiber display method and system for alerting  | 
| 05/16/2012 | CN102457331A 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  | 
| 05/16/2012 | CN102457330A Management method of renewable resource of transmission network and device  | 
| 05/16/2012 | CN102457329A 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  | 
| 05/16/2012 | CN102457327A 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  | 
| 05/16/2012 | CN102455470A 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  | 
| 05/16/2012 | CN102455246A Low-noise and anti-interference optical-time-domain reflectometer with secondary shielding  | 
| 05/16/2012 | CN101719794B Mixed passive optical network system and transmission method thereof  | 
| 05/16/2012 | CN101674136B Optical frequency-doubling millimeter wave RoF signal generation system and method of OFDM modulation mode  | 
| 05/16/2012 | CN101247180B Microwave signal frequency translation method and device based on optical fiber stimulated Brillouin scattering  | 
| 05/15/2012 | US8180228 Programmable phase detector for sequence equalizer for optical channels  | 
| 05/15/2012 | US8180227 Digital coherent detection of multi-carrier optical signal  | 
| 05/15/2012 | US8180226 Optical receiver  | 
| 05/15/2012 | US8180225 Optical data link  | 
| 05/15/2012 | US8180221 Wavelength-division multiplexed passive optical network for reducing degradation in noise characteristic of wavelength-locked fabry-perot laser diodes  | 
| 05/15/2012 | US8180219 Providing signal reachability information to a network  | 
| 05/15/2012 | US8180217 Method for coordinating measurements and calibrations in a passive optical network  | 
| 05/15/2012 | US8180216 Latency measurement in optical networks  | 
| 05/15/2012 | US8180183 Parallel modulator photonic link  | 
| 05/15/2012 | US8180066 Method and system for transmitting audio signals  | 
| 05/15/2012 | US8179929 Apparatus and method for side mode suppression in slave-master laser by single mode fiber amplifier  | 
| 05/15/2012 | US8179892 System and method for managing communication links  | 
| 05/15/2012 | US8179594 Method and apparatus for spectral-beam combining of fanned-in laser beams with chromatic-dispersion compensation using a plurality of diffractive gratings  | 
| 05/15/2012 | CA2369906C Optical fiber amplifier and optical communication system using the same  | 
| 05/10/2012 | WO2012061583A1 Light-based, transcutaneous video signal transmission  | 
| 05/10/2012 | WO2012061186A1 Method for data frame reduction in a photonic-based distributed network switch  | 
| 05/10/2012 | WO2012060052A1 Coherent light receiving device, system and method  | 
| 05/10/2012 | WO2012059732A1 Demodulator and optical arrangement therefor  | 
| 05/10/2012 | WO2012059312A2 Method for converting a digital signal into optical pulses  | 
| 05/10/2012 | WO2012059216A2 Measurement device with galvanic separation by laser  | 
| 05/10/2012 | WO2012059071A1 Optical module and method for installation thereof, interface and optical fibre transmission line, optical fibre transmission device  | 
| 05/10/2012 | WO2012058918A1 Management method and apparatus of regeneration resources in a transport network  | 
| 05/10/2012 | WO2012058865A1 Method and device for signal period stretch and ultra-fast serial-to-parallel/parallel-to-serial conversion  | 
| 05/10/2012 | WO2012036530A3 Optical transmission and receiving device for implementing passive alignment of components and method for passively aligning components  | 
| 05/10/2012 | US20120114341 System and method for frequency-domain chromatic dispersion and polarization mode dispersion compensation with time-domain channel estimation  | 
| 05/10/2012 | US20120114339 Data transmission system using optical fiber  | 
| 05/10/2012 | US20120114338 Apparatus and method for monitoring a variety of resource consumption meters  | 
| 05/10/2012 | US20120114337 Capturing device, capturing method, and capturing program  | 
| 05/10/2012 | US20120114336 Network digital signage solution  | 
| 05/10/2012 | US20120114330 Monitoring optical parameters of a modulated optical signal  | 
| 05/10/2012 | US20120114329 Optical Impairment Aware Path Computation Architecture in PCE Based Network  | 
| 05/10/2012 | US20120114328 Method and System for Tracking Signaling in Automatically Switched Optical Network  | 
| 05/10/2012 | US20120114327 Method and apparatus for adaptive optical wireless communication  | 
| 05/10/2012 | US20120114326 Automatic recovering method and device for node resource state in dense wavelenght divesion multiplexing based automatic swithched optical network system  | 
| 05/10/2012 | US20120113335 Shutter-glass eyewear communications receiver  | 
| 05/10/2012 | US20120112046 Visible Light Receiver Circuit  | 
| 05/09/2012 | EP2451148A1 Method and system for transmitting broadcast data  | 
| 05/09/2012 | EP2451123A1 Communication system, station-side optical circuit terminating apparatus, user-side optical circuit terminating apparatus, control apparatus, and communication method  | 
| 05/09/2012 | EP2451096A1 Method, apparatus and system for transmitting information in passive optical network  | 
| 05/09/2012 | EP2451095A1 Method and apparatus for compressing or decompressing data in fiber channel service  | 
| 05/09/2012 | EP2451094A1 Method and device for processing failure of multi-span working channel in ring optical transmission network  | 
| 05/09/2012 | EP2451093A1 Optical transmission device and optical transmission method  | 
| 05/09/2012 | EP2451091A1 Method and device for cross protection  | 
| 05/09/2012 | EP2449807A1 Access point and terminal communications  | 
| 05/09/2012 | EP2449698A1 Method and arrangement for enabling link status propagation  | 
| 05/09/2012 | EP2449417A1 Method and arrangement handling pluggable modules and operating modes in a media converter system  | 
| 05/09/2012 | CN202218233U Single-optical fiber bi-directional transceiver  | 
| 05/09/2012 | CN202218232U Dispersion compensator  | 
| 05/09/2012 | CN202218231U Short-distance optical fiber network  | 
| 05/09/2012 | CN202218230U Automatic basis vector adjusting device for quantum communication system  | 
| 05/09/2012 | CN202218229U Hand-held plastic optical fiber signal discriminator  | 
| 05/09/2012 | CN1756133B Method for detecting aging effect of optical fiber amplifier  | 
| 05/09/2012 | CN102449943A Transmitter for multi-format data  | 
| 05/09/2012 | CN102449941A System and method for demultiplexing optical multi-wavelength signals  | 
| 05/09/2012 | CN102449938A Method and equipment for adjusting power amplification  | 
| 05/09/2012 | CN102449937A 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  | 
| 05/09/2012 | CN102449936A Systems and techniques for suppressing backward lasing in high-power cascaded raman fiber lasers  | 
| 05/09/2012 | CN102449935A Light-emission error preventing circuit for optical transmitter  | 
| 05/09/2012 | CN102449522A Port mapping for series connected fiber optic terminals  | 
| 05/09/2012 | CN102447981A Systems and methods for providing an upstream rate in a cost effective manner in a 10GEPON  | 
| 05/09/2012 | CN102447659A Signal processing method, device and system based on single carrier-frequency domain equalization (SC-FDE)  | 
| 05/09/2012 | CN102447592A Network testing device with optical power testing  | 
| 05/09/2012 | CN102447514A Regulation and control method of uplink optical power in EPON system  | 
| 05/09/2012 | CN102447513A 60GHz millimeter wave-based optical wireless fusion video transmission system and method  | 
| 05/09/2012 | CN102447512A Handheld terminal for testing PON (Passive Optical Network) optical communication quality  | 
| 05/09/2012 | CN102447511A Light path tester  |