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Class Information
Number: 398/35
Name: Optical communications > Diagnostic testing > Determination of communication parameter > Tdm system
Description: Subject matter wherein particular communication parameter of a time division multiplexed system in which optical signals are multiplexed in a time domain is determined.

Patents under this class:

Patent Number Title Of Patent Date Issued
8712240 Optical power measurement method, optical line terminal and optical network unit Apr. 29, 2014
8538258 Burst-mode data recovery for multi-gigabit passive optical networks Sep. 17, 2013
8494362 Pluggable module with integrated time division multiplexing Jul. 23, 2013
8290362 Predictive end-to-end management for SONET networks Oct. 16, 2012
8280249 Pluggable module with integrated traffic management functionality Oct. 2, 2012
8254779 Field-configurable optical network terminal device Aug. 28, 2012
7925158 Testing optically amplified links with time-division multiplexed test signals Apr. 12, 2011
7920789 System for communication of video, audio, data, control or other signals over fiber Apr. 5, 2011
7865077 Optical communition system with N + 1 redundancy Jan. 4, 2011
7826745 Open fiber control and loss of light propagation in time division multiplexed inter-system channel link Nov. 2, 2010
7822055 Fibre channel credit extender and repeater Oct. 26, 2010
7822304 Laser beam multiplexer Oct. 26, 2010
7787765 Method and apparatus device for initializing an end-to-end link in a fiber optic communications system Aug. 31, 2010
7751345 Optical network design method and storage medium for storing design program Jul. 6, 2010
7672585 Optical switch system Mar. 2, 2010
7660527 Optical network design method Feb. 9, 2010
7603034 Optical identification demodulation method and system Oct. 13, 2009
7555215 Optical wavelength division multiplexing access system Jun. 30, 2009
7440694 SONET outage impact measurement technique Oct. 21, 2008
7394824 System and method of transmitting variable length packet by sequential allocation of permission and monitoring response detection time period Jul. 1, 2008
7228073 Optical signal transmission device Jun. 5, 2007
7174105 All-optical time division multiplexing system Feb. 6, 2007
7161964 Reconfigurable ADD/DROP, multiplexer/demultiplexer using a transceiver with loop-back function Jan. 9, 2007
7092629 Time-division and wave-division multiplexed link for use in a service area network Aug. 15, 2006
7085281 Method and system for processing upstream packets of an optical network Aug. 1, 2006
7035544 Identification of related communications channels in a wavelength division multiplexed optical network Apr. 25, 2006
6801547 Ranging cell detection in a noisy environment Oct. 5, 2004
6778781 Health check algorithm for protection circuit in optical network Aug. 17, 2004
6771908 Fast protection switching by snooping on downstream signals in an optical network Aug. 3, 2004
6738578 Optical communication method and apparatus May. 18, 2004
6604870 Method and an amplifier unit for the transmission of data signals via an optical fiber Aug. 12, 2003
6118564 Optical time division demultiplexing apparatus and demultiplexed signal switching method as well as optical time division multiplex transmission system Sep. 12, 2000
5706110 Method and equipment for saving power in infrared data transmission Jan. 6, 1998
5596439 Self-interference cancellation for two-party relayed communication Jan. 21, 1997
5341365 Passive optical network Aug. 23, 1994
5299044 Ranging method for use in TDMA systems on tree-and-branch optical networks Mar. 29, 1994
4278850 Monitoring system for optical transmission line repeaters Jul. 14, 1981

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