Featured patents

Fault Isolation and Provisioning for Optical Switches
US 08849109 B2, Sept. 30, 2014, Switch, Gerhard Meyer et al. / Alcatel Lucent (Boulogne-Billancourt, FR)
A method for fault isolation at an optical switch in an optical network having…

Multi-Channel Optical Waveguide Receiver
US 08811830 B2, Aug. 19, 2014, Including optical waveguide, Hideki Yagi et al. / Sumitomo Electric Industries, Ltd. (Osaka, JP)
A multi-channel optical waveguide receiver comprising:…

Low Power Consumption Small Form-Factor Pluggable Transceiver
US 08867924 B2, Oct. 21, 2014, Transmitter, Carlo Tosetti et al. / Cisco Technology, Inc. (San Jose, US)
A method, comprising:…

Method and Device for Transmitting Optical Channel Transport Unit Signal
US 08774640 B2, July 8, 2014, Transmitter and Receiver System, Maarten Petrus Joseph Vissers et al. / Huawei Technologies Co., Ltd. (Shenzhen, CN)
A method for transmitting an Optical Channel Transport Unit signal, the method…

System and Method for Measuring Optical Signal-To-Noise Ratio
US 08666245 B2, March 4, 2014, Signal to noise ratio, John F. Donegan et al. / Provost Fellows and Scholars of the College of the Holy and Undivided Trinity of Queen Elizabeth, Near Dublin (Dublin, IE)
A system for measuring optical signal-to-noise-ratio (OSNR) in an optical…

Coded Light Transmission and Reception
US 08660436 B2, Feb. 25, 2014, Including visible light modulation, Hongming Yang et al. / Koninklijke Philips N.V. (Eindhoven, NL)
A method for assigning identifiers to light sources in a coded lighting system,…

Method and Apparatus for Transmitting Data Using Visible Light Communication
US 08634725 B2, Jan. 21, 2014, Including visible light modulation, You Jin Kim et al. / Electronics and Telecommunications Research Institute (Daejeon, KR)
A method of transmitting data in a transmitting apparatus using visible light…

Lighting and Control Systems and Methods
US 08594505 B2, Nov. 26, 2013, Hybrid Communication System, Matthew D. Weaver / Lumenetix, Inc. (Scotts Valley, US)
A remote controller for remote lighting control, the remote controller…

Bias Control in an Optical Modulator and Transmitter
US 08543010 B2, Sept. 24, 2013, For modulator control, Yuxin Zhou et al. / JDS Uniphase Corporation (Milpitas, US)
A method for controlling an optical modulator, comprising:…

System and Method for Energy-Efficient Operation of Optical Network Units Based on Scheduled Payload Reception
US 08521033 B2, Aug. 27, 2013, Received signal supplies power distribution to diverse devices, Dusan Suvakovic / Alcatel Lucent (Paris, FR)
A passive optical network, comprising:…

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