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Class Information
Number: 398/202
Name: Optical communications > Receiver
Description: Subject matter under class d efinition including an optoelectronic circuit for converting a received modulated optical signal (e.g., light or laser) into a signal corresponding to the information transmitted.










Sub-classes under this class:

Class Number Class Name Patents
398/204 Heterodyne 244
398/203 Homodyne 100
398/212 Including optical element (e.g., lens, mirror, etc.) 333
398/214 Including optical waveguide 228
398/208 Including postcompensation 455


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Patent Number Title Of Patent Date Issued
7450862 Stray light insensitive detector system and amplifier Nov. 11, 2008
7450850 Fiber and wire communication system Nov. 11, 2008
7450117 Apparatus and method for restoring active signal and synchronous signal Nov. 11, 2008
7447437 Interface arrangement for opto-electronic data transfer, and plug-in opto-electronic transceiver Nov. 4, 2008
7444084 Optical signal receiver, optical signal receiving equipment, and optical signal transmitting system Oct. 28, 2008
7444085 DQPSK optical receiver circuit Oct. 28, 2008
7440702 Method for transmitting digital image signal, digital image transmitting device, digital image sending device and digital image receiver Oct. 21, 2008
7439481 In-situ power monitor having an extended range to stabilize gain of avalanche photodiodes across temperature variations Oct. 21, 2008
7437084 Infrared radiation receiving circuit, electronic device, and infrared radiation receiving method Oct. 14, 2008
7433606 Photodiode bias controller for optical receiver Oct. 7, 2008
7424228 High dynamic range radio frequency to optical link Sep. 9, 2008
7424230 Digital transmission system Sep. 9, 2008
7421212 Detecting and locating pulses using a Bragg cell Sep. 2, 2008
7421209 Optical wavelength multiplexing FSK modulation method Sep. 2, 2008
7421205 Infrared receiver for residential electricity meter Sep. 2, 2008
7418212 Electrical detection of optical symbols Aug. 26, 2008
7414234 Measurement of burst mode optical power over multiple bursts Aug. 19, 2008
7415212 Data communication system, data transmitter and data receiver Aug. 19, 2008
7412170 Broad temperature WDM transmitters and receivers for coarse wavelength division multiplexed (CWDM) fiber communication systems Aug. 12, 2008
7406268 Optical receiver circuit Jul. 29, 2008
7406263 Combined wavefront sensor and data detector for a free space optical communications system with adaptive optics Jul. 29, 2008
7406261 Unified multi-carrier framework for multiple-access technologies Jul. 29, 2008
7403712 Matrix time division multiplex (MTDM) interrogation Jul. 22, 2008
7400829 Transmission apparatus and path selection method of a transmission apparatus Jul. 15, 2008
7400836 Optical receiving device and optical receiving method Jul. 15, 2008
7394996 Burst mode optical receiver and system and method therefor Jul. 1, 2008
7394995 System and method for a compact optical receiver with wide dynamic range Jul. 1, 2008
7394994 Optical receiver circuit Jul. 1, 2008
7394985 Wavelength access server (WAS) architecture Jul. 1, 2008
7391005 Direct attach optical receiver module and method of testing Jun. 24, 2008
7382987 Identification level control method and optical receiver Jun. 3, 2008
7376360 Optical device for extracting a sideband signal from a composite signal including orthogonally modulated signals May. 20, 2008
7376359 Digital regulated light receive module and regulation method May. 20, 2008
7376358 Location specific optical monitoring May. 20, 2008
7373044 Optical link module, optical interconnection method, information processor including the optical link module, signal transfer method, prism and method of manufacturing the prism May. 13, 2008
7373084 Optical network termination device for use in passive optical network based on WDM/SCM scheme May. 13, 2008
7373091 Multicasting optical switch fabric and method of detection based on novel heterodyne receiver May. 13, 2008
7369781 Burst mode optical receiver considering characteristic of extinction ratio of received optical signal May. 6, 2008
7366428 Optical receiver Apr. 29, 2008
7352824 Multilevel pulse position modulation for efficient fiber optic communication Apr. 1, 2008
7346284 Method and apparatus for encoding optical power and non-payload data in an optical signal Mar. 18, 2008
7343103 Apparatus and method for detecting beam power in optical drive Mar. 11, 2008
7340185 Optical signal receiver with dual stage soft detection Mar. 4, 2008
7340186 Discrimination phase margin monitor circuit, transmitting/receiving device and communication system Mar. 4, 2008
7340187 Optical signal monitoring method and apparatus Mar. 4, 2008
7333737 Optical receiver Feb. 19, 2008
7333732 Optical receiver Feb. 19, 2008
7330657 Method to demultiplex wavelengths of light Feb. 12, 2008
7330661 Method and apparatus for optical communication between devices Feb. 12, 2008
7330662 System and method for remote optical digital networking of computing devices Feb. 12, 2008

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