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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 264
398/203 Homodyne 116
398/212 Including optical element (e.g., lens, mirror, etc.) 355
398/214 Including optical waveguide 239
398/208 Including postcompensation 544


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Patent Number Title Of Patent Date Issued
8588623 Coded polarization-multiplexed iterative polar modulation Nov. 19, 2013
8582979 Method and arrangement for transmitting an optical OFDM-signal Nov. 12, 2013
8582985 Input isolation of a transimpedance amplifier in optical receivers Nov. 12, 2013
8577225 Optical receiver Nov. 5, 2013
8571422 Burst transmission method, and receiver resetting method and apparatus in a passive optical network Oct. 29, 2013
8564407 Universal infrared receiving apparatus and associated method Oct. 22, 2013
8565595 Method and apparatus optimizing decision threshold level of optical receiver Oct. 22, 2013
8565620 Apparatus for receiving optical signal and method of controlling phase offset for differential quadrature phase shift keying Oct. 22, 2013
8559820 Optical communication system, optical transmitter, optical receiver and methods, and correlators used therefor Oct. 15, 2013
8559829 Flexible multi-band multi-traffic optical OFDM network Oct. 15, 2013
8548331 Optically interleaved electronic analog to digital converters Oct. 1, 2013
8543013 Technique for detection of optical data signals Sep. 24, 2013
8543012 Compensating for end-to-end group delay ripples Sep. 24, 2013
8543011 Receiving apparatus and method for electronic noise compensation in phase modulated optical transmission Sep. 24, 2013
8538271 Combined burst mode level and clock recovery Sep. 17, 2013
8538276 Method and apparatus for visible light communication with image processing Sep. 17, 2013
8532500 System and method for receiving optical signals Sep. 10, 2013
8532501 Apparatus for receiving optical signal and method of controlling phase offset for differential quadrature phase shift keying Sep. 10, 2013
8532503 Optical receiver and optical receiving method Sep. 10, 2013
8526830 High bandwidth demodulator system and method Sep. 3, 2013
8526829 System, method and apparatus for clockless PPM optical communications Sep. 3, 2013
8526825 Visible light communication transmitter and visible light communication system Sep. 3, 2013
8526819 Receiver, light spectrum shaping method, and optical communication system Sep. 3, 2013
8515286 Coherent optical receiver for pilot-assisted data transmission Aug. 20, 2013
8515291 Light receiving device and light receiving method Aug. 20, 2013
8515292 Optimized normalized least mean square phase estimation Aug. 20, 2013
8509629 High sensitivity two-stage amplifier Aug. 13, 2013
8503889 Filter-based DPSK receiver Aug. 6, 2013
8503890 Signal processing device and method, and infrared multi-channel receiver Aug. 6, 2013
8503891 Multirate burst mode receiver Aug. 6, 2013
8488967 System and method for OCDMA-based photonic layer security robustness to archival attack Jul. 16, 2013
8483579 Phase detector circuit for clock and data recovery circuit and optical communication device having the same Jul. 9, 2013
8476572 Optical receiver circuit Jul. 2, 2013
8478133 Method for encoding and decoding of optical signals Jul. 2, 2013
8478138 Optical receiving device, optical receiving circuit, and method for receiving optical signals Jul. 2, 2013
8472812 Optical communication system, optical communication method and optical communication apparatus Jun. 25, 2013
8472813 Computationally-efficient MIMO equalization algorithm for high-speed, real-time, adaptive polarization multiplexed (POLMUX) OFDM transmission with direct detection Jun. 25, 2013
8466405 Photoreceiver arrangement with a photoreceiver and a method for operating a photoreceiver that converts an optical data flow into a high-frequency output signal Jun. 18, 2013
8463143 Amplifier with offset compensator and optical receiver implemented with the same Jun. 11, 2013
8463140 Reception device and reception method Jun. 11, 2013
8463128 Translation of raw formatted infrared codes Jun. 11, 2013
8463121 Ultra wide-range frequency offset estimation for digital coherent optical receivers Jun. 11, 2013
8457504 Adaptive equalization in coherent fiber optic communication Jun. 4, 2013
8452192 Apparatus and method for monitoring statistical characteristics of phase noises, and coherent optical communication receiver May. 28, 2013
8442402 Wide band digital receiver: system and method May. 14, 2013
8433207 Optical signal concentrator and optical receiver using the same Apr. 30, 2013
8428466 Carrier current communication system with infrared receiver Apr. 23, 2013
8422891 Jitter reduction of electrical signals from limiting optical modules Apr. 16, 2013
8412054 DQPSK/DPSK optical receiver with tunable optical filters Apr. 2, 2013
8406635 Optical communication system and optical receiver Mar. 26, 2013

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