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Class Information
Number: 398/175
Name: Optical communications > Optical repeater system > Regenerative
Description: Subject matter wherein the repeater including a regener ator for performing at least one of various functions, such as, sampling, data timing and signal clocking, clock recovering, pulse reshaping, signal amplifying or enhancing on the incoming optical beam and then transmits it without any demodulation.

Sub-classes under this class:

Class Number Class Name Patents
398/176 Modulation conversion 82

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8693889 Apparatus and methods for adaptively using signals to control a semiconductor optical amplifier (SOA) Apr. 8, 2014
8682176 Optoelectronic processing apparatus and methods for processing constraint information Mar. 25, 2014
8655133 Optical fiber and optical communication system including same Feb. 18, 2014
8649682 Passive optical network Feb. 11, 2014
8638814 Apparatus and method for transmitting LAN signals over a transport system Jan. 28, 2014
8615172 Relay station arrangement method and relay station arrangement device Dec. 24, 2013
8611752 Method and system for optical communication Dec. 17, 2013
8599478 All-optical 2R regeneration Dec. 3, 2013
8594515 Digital phase conjugation for fiber-optic links Nov. 26, 2013
8571415 Regenerators placement mechanism for wavelength switched optical networks Oct. 29, 2013
8538274 Optical relay system and method Sep. 17, 2013
8526812 Wavelength assignment in an optical WDM network Sep. 3, 2013
8488977 Time division multiple access over wavelength division multiplexed passive optical network Jul. 16, 2013
8463135 Relay apparatus, signal processing apparatus and optical communication system Jun. 11, 2013
8463136 Burst mode optical repeater Jun. 11, 2013
8428470 Waveform shaping apparatus, optical transmission system, and waveform shaping method Apr. 23, 2013
8340521 Optical transmission system Dec. 25, 2012
8306432 Optical regenerator and phase error detection unit for an optical regenerator, and method for optical regeneration Nov. 6, 2012
8285138 Optical correlation apparatus Oct. 9, 2012
8280261 Optical signal phase regenerator for formats of differential modulation with phase changes Oct. 2, 2012
8275010 Optical pulse amplifier and optical pulse source Sep. 25, 2012
8270837 Optical power equalizer for passive optical network Sep. 18, 2012
8243869 Burst mode clock and data recovery circuit and method Aug. 14, 2012
8238756 Long-reach passive optical network using remote modulation of an amplification optical signal Aug. 7, 2012
8233807 Optical pulse amplication apparatus and method Jul. 31, 2012
8223795 Apparatus and method for transmitting LAN signals over a transport system Jul. 17, 2012
8195053 Optical signal processing device Jun. 5, 2012
8184987 Method, system and device for realizing data transmission extension in passive optical network May. 22, 2012
8170421 Method and apparatus for clock recovery May. 1, 2012
8155318 Quantum cryptography communication system Apr. 10, 2012
8150257 Shared mesh restoration with pre-configured standby lightpaths Apr. 3, 2012
8145056 Distributed wavelength conversion control for signaling protocols Mar. 27, 2012
8135276 Quantum repeater Mar. 13, 2012
8130443 Optical waveform reshaping device Mar. 6, 2012
8116634 Adaptive injection current controlled burst mode SOA for long and wide reach high speed PON Feb. 14, 2012
8103172 Distributable quantum relay architecture Jan. 24, 2012
8081881 Optical node device, network control device, maintenance-staff device, optical network, and 3R relay implementation node decision method Dec. 20, 2011
8068735 Transient control solution for optical networks Nov. 29, 2011
8055134 Optical telecommunications network and method Nov. 8, 2011
8036537 Optical pulse amplication apparatus and method Oct. 11, 2011
8023430 Regenerative relay system and regenerative relay apparatus Sep. 20, 2011
8019231 Optical pattern recognition having reduced sensitivity to wavelength instability Sep. 13, 2011
8009994 Optical node device, network control device, maintenance-staff device, optical network, and 3R relay implementation node decision method Aug. 30, 2011
8000606 Method for processing overheads of optical communication system and signal processing device Aug. 16, 2011
7986639 Topology management of a communications network Jul. 26, 2011
7941049 Optical transmission apparatus with optical amplifiers May. 10, 2011
7912382 Optical-electrical transmitting device Mar. 22, 2011
7853152 Signal regeneration device, optical receiver, and signal processing method Dec. 14, 2010
7844185 Method and apparatus for suppressing optical surge in optical burst switching network Nov. 30, 2010
7831153 Optical WDM transmission system having a distributed arrangement of regenerators Nov. 9, 2010

1 2 3 4 5

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