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Class Information
Number: 398/98
Name: Optical communications > Multiplex > Time division
Description: Subject matter wherein access to opt ical transmission medium is divided into discrete time intervals and information from respective channels is transmitted in differing time intervals.










Sub-classes under this class:

Class Number Class Name Patents
398/101 By specific optical element 87
398/102 Including delay 201
398/99 Multiple access (e.g., tdma, csma) 179
398/100 Subscriber system 228
398/103 Through free space 38


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8712240 Optical power measurement method, optical line terminal and optical network unit Apr. 29, 2014
8705965 Method of recovery from sleep state of an ONU in a PON system capable of power saving Apr. 22, 2014
8670663 Methods, systems, and computer-readable media for providing notification of a power failure Mar. 11, 2014
8655169 Degradation adaptation network Feb. 18, 2014
8644709 Multiport passive device for sharing optical signals Feb. 4, 2014
8639117 Apparatus and method for allocating dynamic bandwidth Jan. 28, 2014
8630550 Optical repeater and optical signal amplifying method thereof Jan. 14, 2014
8611746 Optical transmission between a central terminal and a plurality of client terminals via an optical network Dec. 17, 2013
8611751 System, apparatus and method for communicating data via polarization multiplexing Dec. 17, 2013
8606109 Technique for forwarding packets in a gigabit passive optical network (GPON) Dec. 10, 2013
8588613 Sync distribution over a non-traffic bearing channel Nov. 19, 2013
8588257 Method and apparatus for accommodating differrent clock frequencies in an ethernet passive optical network Nov. 19, 2013
8571422 Burst transmission method, and receiver resetting method and apparatus in a passive optical network Oct. 29, 2013
8571058 Terminal apparatus, data transmission system and data transmission method Oct. 29, 2013
8532491 Optical multiplexing terminating device, passive optical network system and method for allocating wavelength Sep. 10, 2013
8488964 Line control method in optical network and optical network itself Jul. 16, 2013
8488965 Network system and optical line terminal Jul. 16, 2013
8463135 Relay apparatus, signal processing apparatus and optical communication system Jun. 11, 2013
8412047 Polarization multiplexed light transmitter and control method thereof Apr. 2, 2013
8406631 Network timing Mar. 26, 2013
8401401 Polarization-diverse, heterodyne optical receiving system Mar. 19, 2013
8396367 High frequency optical processing Mar. 12, 2013
8391715 Passive optical network system Mar. 5, 2013
8385744 Delay control method in passive optical network, an optical line terminal and a passive optical network Feb. 26, 2013
8355629 Methods, systems, and computer-readable media for providing notification of a power failure Jan. 15, 2013
8346083 Bandwidth allocation method and passive optical network system Jan. 1, 2013
8340521 Optical transmission system Dec. 25, 2012
8331788 Encapsulation scheme for optical over Ethernet Dec. 11, 2012
8315523 Communication system, terminating apparatus, and PON virtualization method for use therein Nov. 20, 2012
8295705 Visible light communication method and system Oct. 23, 2012
8270837 Optical power equalizer for passive optical network Sep. 18, 2012
8244135 System and method for increasing upstream optical coding gain in a gigabit passive optical network (GPON) Aug. 14, 2012
8238752 PON (passive optical network) station side apparatus, PON uplink line communication method, and program recording medium Aug. 7, 2012
8238556 Quantum communication system Aug. 7, 2012
8233796 Timing interface module with daughter timing reference modules Jul. 31, 2012
8233800 Method and system for upgrading a fiber optics network Jul. 31, 2012
8224183 Method and apparatus for enabling multiple passive optical networks to share one or more sources Jul. 17, 2012
8200083 Burst power measurements using averaged power measurement Jun. 12, 2012
8195049 Transporting asynchronous ODUk signals over a synchronous interface Jun. 5, 2012
8184977 Optical line terminal capable of active bandwidth allocation for passive optical network system May. 22, 2012
8180223 System and method for extending reach in a passive optical network May. 15, 2012
8139950 Passive optical network system, optical line terminator and, communication method of passive optical network system Mar. 20, 2012
8130782 Control system using a mini slot signal in a passive optical network Mar. 6, 2012
8126328 Communication apparatus and signal transmitting method Feb. 28, 2012
8126333 Optical transmission system and synchronization method using time reference pulse Feb. 28, 2012
8116632 Space-time division multiple-access laser communications system Feb. 14, 2012
8107819 Systems and methods for interference prediction Jan. 31, 2012
8107814 Transporting upstream data in a passive optical network Jan. 31, 2012
8081877 Method of determining an optical distance for chromatic dispersion compensation Dec. 20, 2011
8078058 Ultra high-speed adaptive and all-optical method for data packet rate multiplication compatible with multiple data rates Dec. 13, 2011

1 2 3 4 5 6 7










 
 
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