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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01/03/2012 | CA2592479C Optical communication light source unit and wavelength monitoring control method |
01/03/2012 | CA2592318C Optical communication light source unit and wavelength monitoring control method |
12/29/2011 | WO2011163644A2 Cross-talk reduction in a bidirectional optoelectronic device |
12/29/2011 | WO2011162918A1 Hybrid cabling system and network for in-building wireless applications |
12/29/2011 | WO2011162852A1 Wireless data interface with multiple, independent transmission sources |
12/29/2011 | WO2011162745A1 Coupling of a laser source to an optical data distributing device |
12/29/2011 | WO2011162269A1 Multiplexer/demultiplexer and multiplexing/demultiplexing method |
12/29/2011 | WO2011161929A1 Wavelength multiplex transmission device |
12/29/2011 | WO2011161891A1 Optical add-drop multiplexer (oadm) device |
12/29/2011 | WO2011160489A1 Board-to-board information transferring method and device |
12/29/2011 | WO2011160415A1 Multi-channel test means and method for radio remote unit |
12/29/2011 | WO2011160366A1 Method, equipment and optical line terminal for restarting optical network unit |
12/29/2011 | WO2011160234A2 Active optical device component with large area bragg grating |
12/29/2011 | WO2011160164A1 Photonic monitoring for optical signals |
12/29/2011 | US20110318021 Feed-Forward Carrier Phase Recovery for Optical Communications |
12/29/2011 | US20110318019 Communication transmission system with optically aided digital signal processing dispersion compensation |
12/29/2011 | US20110318018 Method and receiving device for determining the assignment of subsignals transmitted by inverse multiplexing, particularly via an optical transport network (otn), to the transmission links carrying said subsignals |
12/29/2011 | US20110318017 Method, system, and apparatus for carrier synchronization of qam modulated signals |
12/29/2011 | US20110318016 Cross-talk reduction in a bidirectional optoelectronic device |
12/29/2011 | US20110318014 Noise suppression in an optical apparatus |
12/29/2011 | US20110318013 Asset tracking system for rack-based enclosures |
12/29/2011 | US20110318012 Combined optical and coaxial hub for routing an upstream signal from a two-way digital output to an existing hybrid fiber coax network |
12/29/2011 | US20110318010 Dispersion slope compensation method and apparatus |
12/29/2011 | US20110318007 Optical transmission system |
12/29/2011 | US20110318006 Multiple input/output wavelength selective switch device |
12/29/2011 | US20110318000 Optical bus |
12/29/2011 | US20110317999 Wavelength division multiplex device, wavelength division multiplex transmission system, and wavelength multiplex signal control method |
12/29/2011 | US20110317998 Delay amount allocation means, delay amount allocation method and a computer readable recording medium which records control program of delay amount allocation means |
12/29/2011 | US20110317997 Method of assessing failure in transmission path optical fiber, and apparatus of same |
12/29/2011 | US20110317996 Systems, devices, and methods for evaluating a link status of a fiber-optic communication system |
12/29/2011 | US20110317995 Passive optical network protection method, switchover control device, and passive optical network protection system |
12/29/2011 | US20110317994 Method and system for automatic lane negotiation in an optical network |
12/29/2011 | US20110317255 Transmission apparatus and transmission system |
12/29/2011 | US20110317238 Method and apparatus for optical phase modulation |
12/29/2011 | US20110316632 Optical communication device |
12/29/2011 | CA2802676A1 Hybrid cabling system and network for in-building wireless applications |
12/28/2011 | EP2400698A1 Communication apparatus, communication system, and band allocating method |
12/28/2011 | EP2400680A1 Optical network power consumption mitigation |
12/28/2011 | EP2400677A1 Data translation system and method |
12/28/2011 | EP2399374A2 Optical chips and devices for optical communications |
12/28/2011 | EP2399354A1 Method and arrangement for adaptive dispersion compensation. |
12/28/2011 | EP2399353A1 Equaliser for an optical transmission system |
12/28/2011 | EP2399352A2 Apparatus and method for interference mitigation and channel selection for visible light communication |
12/28/2011 | EP2399351A1 Optical fibre network test device |
12/28/2011 | EP2399350A1 Dynamic impedance photodetector receiver circuit |
12/28/2011 | EP2314076B1 Method for localizing an optical network termination in an optical access network |
12/28/2011 | CN202094921U 一种双路自动全冗余透明光传输系统 One kind of dual automatic full redundancy transparent optical transmission system |
12/28/2011 | CN202094900U 一种sfp+型光通讯模块 One kind sfp + optical communication module |
12/28/2011 | CN202094899U 一种基于多光纤准直器器件的色散补偿模块 A dispersion compensation module multi-fiber collimator based devices |
12/28/2011 | CN202094898U Railway digital optical fiber repeater device and railway communication system |
12/28/2011 | CN202094897U 低速光通信信号的长距离传输系统及其发送与接收装置 Long-distance transmission systems and low-speed optical communication signal transmitting and receiving device |
12/28/2011 | CN202094896U 一种同步数字体系的综合业务光端机装置 A synchronous integrated services digital system Optical devices |
12/28/2011 | CN202094895U 一种故障指示光端机 A fail indication Optical |
12/28/2011 | CN202094894U 一种电力专用无源光网络光线路终端设备 A power dedicated passive optical network optical line terminal equipment |
12/28/2011 | CN202094893U 用于hfc光纤深度接入型网络结构的光工作站 Hfc workstation for optical fiber access network structure of depth |
12/28/2011 | CN202094892U 一种长距离sfp+光模块 One kind of long distance sfp + optical modules |
12/28/2011 | CN202094891U 一种用于串口通信的便携式usb-光纤转换器 A portable usb- fiber converters for serial communication |
12/28/2011 | CN202094890U 一种光纤通信接收和光强检测电路 A fiber optic communication receiving and light intensity detection circuit |
12/28/2011 | CN202094889U 高带宽光接收模块 High-bandwidth optical receiver module |
12/28/2011 | CN202093212U 易维护的光收发模块封装结构 Easy to maintain optical transceiver module package structure |
12/28/2011 | CN1866807B 光脉冲时间扩散装置 Optical pulse time spreading device |
12/28/2011 | CN102301620A 信号处理方法及从设备 From a signal processing method and apparatus |
12/28/2011 | CN102299746A 一种低成本带高精度数字诊断功能的sfp模块 Sfp module is a low cost with high precision digital diagnostic functions |
12/28/2011 | CN102299745A 色散调节方法及装置 Method and apparatus for adjusting the dispersion |
12/28/2011 | CN102299744A 具有强光保护功能的光模块 Optical modules with glare protection function |
12/28/2011 | CN102299743A 光纤时间传递传输时间延迟的后置补偿方法 Post time compensation of optical fiber transmission time delay transfer |
12/28/2011 | CN102299742A 光纤时间传递编码调制与解调解码的方法 Fiber time transfer coded modulation and demodulation method of decoding |
12/28/2011 | CN102299741A 上行突发光信号发射方法及装置 The upstream burst optical signal transmitting method and apparatus |
12/28/2011 | CN102299740A 一种光时域检测的方法和光线路终端 An optical time domain method and optical line terminal detection |
12/28/2011 | CN102299739A Sfp模块测试方法及测试终端 Sfp Module testing methods and test terminal |
12/28/2011 | CN102299738A 获得光网络链路性能参数的方法及装置 Method to obtain optical network link performance parameters and device |
12/28/2011 | CN101887636B 一种遥控器红外信号发射电路 A remote control infrared signal transmission circuit |
12/28/2011 | CN101867492B 光纤路由管理系统及方法 Fiber routing management system and method |
12/28/2011 | CN101599868B Tcm路径搜索、创建方法及路径搜索、创建管理系统 Tcm route search, create and route search method, to create a management system |
12/28/2011 | CN101594558B 一种链路资源碎片整理方法及系统 A link-defragmentation method and system resources |
12/28/2011 | CN101588518B 一种传送网络拓扑结构安全分析方法及实现系统 A network topology analysis method for transmitting and achieve security system |
12/28/2011 | CN101588206B Dpsk系统中利用解调器锁定光信号频率的装置和方法 Apparatus and method Dpsk demodulator lock system utilizing optical frequency |
12/28/2011 | CN101534459B 一种自动交换光网络中实现保护与恢复的方法及系统 A method of automatically switched optical network for protection and recovery and systems |
12/28/2011 | CN101527826B 视频监控前端系统 Front-end video surveillance system |
12/28/2011 | CN101507149B 光场接收器以及光传输系统 Optical field receiver and an optical transmission system |
12/28/2011 | CN101360346B Pon系统及光集线器 Pon systems and optical hub |
12/28/2011 | CN101286797B 基于obsai协议的定时信号传递方法及系统 Based on the timing signal transmission method and system obsai Agreement |
12/28/2011 | CN101277150B 电光调制器产生相移键控信号缺陷的在线监测方法 Electro-optic modulator phase shift keying signal line defect monitoring method |
12/28/2011 | CN101197622B 用于不同传输率pon共存的带宽分配方法和装置 The bandwidth allocation method and apparatus for the coexistence of different transmission rates pon |
12/28/2011 | CN101150372B 光传输复用段保护环网的业务无中断在线缩容方法 Optical transmission MSP ring online business without interruption volume reduction method |
12/28/2011 | CN101150368B 双向光信号收发装置 Bi-directional optical signal transceiver |
12/28/2011 | CN101141204B 一种光传输系统中光放大器增益控制的方法及装置 A method of optical transmission systems and optical amplifier gain control means |
12/28/2011 | CN101141197B 一种软件下载方法 A software download method |
12/28/2011 | CN101072074B 对wdm传输系统进行操作和优化的方法 Methods wdm transmission system operation and optimization of |
12/27/2011 | US8086892 Microcode configurable frequency clock |
12/27/2011 | US8086277 Transmitter of wireless microphone, receiver for wireless microphone, portable information communication device, and wireless microphone communication system |
12/27/2011 | US8086220 Wireless communication device having short-distance wireless communications |
12/27/2011 | US8086114 Filter coefficient changing apparatus and method |
12/27/2011 | US8086113 Optical receiver |
12/27/2011 | US8086111 Apparatus and method for controlling the optical output power of a laser in an optical transmitter (TX) |
12/27/2011 | US8086110 Optical wavelength division multiplexing (WDM) system including adaptive cross-talk cancellation |
12/27/2011 | US8086109 Polarization multiplexed optical transmitting and receiving apparatus |
12/27/2011 | US8086108 Optical transmission/reception device and optical communication system using the same |
12/27/2011 | US8086107 Optical-electrical hybrid integrated circuit |
12/27/2011 | US8086106 WDM optical transmission system and controlling method thereof |