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Class Information
Number: 398/71
Name: Optical communications > Multiplex > Broadcast and distribution system > Wdm > Hub or central office > Including subscribers
Description: Subject matter including distribution to the ultimate user or customer.

Sub-classes under this class:

Class Number Class Name Patents
398/72 Bidirectional 491

Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8705964 Method and system for data synchronization in passive optical networks Apr. 22, 2014
8705965 Method of recovery from sleep state of an ONU in a PON system capable of power saving Apr. 22, 2014
8705969 Optical backhaul network for wireless broadband service Apr. 22, 2014
8687962 Method and arrangement for transmitting signals in a point to multipoint network Apr. 1, 2014
8687963 Method, system and device for optical network termination configuration Apr. 1, 2014
8682164 Optical wavelength division node Mar. 25, 2014
8670667 Access multiplexers and methods for multiplexing telecommunication signals using an arrayed media converter Mar. 11, 2014
8665888 Optical line terminal, method and system for packet transmission in optical communication system Mar. 4, 2014
8655174 Wavelength division multiplexer compatible with two types of passive optical networks Feb. 18, 2014
8649679 Management system for GPON based services Feb. 11, 2014
8649682 Passive optical network Feb. 11, 2014
8644707 Bidirectional optical amplifier arrangement Feb. 4, 2014
8644708 Coupled seed light injection for wavelength division multiplexing passive optical networks Feb. 4, 2014
8634719 Systems and methods for enabling different network nodes of a network access system to share a backhaul communications link Jan. 21, 2014
8630540 Method and system for transporting DOCSIS communication signals over a passive optical network Jan. 14, 2014
8630541 Wavelength division multiplexing transmission apparatus for controlling the wavelength of an FBTL optical module, and wavelength control method employed for wavelength division multiplexing tr Jan. 14, 2014
8630544 System and method for channel-adaptive error-resilient burst mode transmission Jan. 14, 2014
8625991 Amortization of expensive optical components Jan. 7, 2014
8620159 Modulation in an optical network Dec. 31, 2013
8615169 PON system and redundancy method Dec. 24, 2013
8606100 WDM-TDM PON remote terminal and WDM-TDM PON link protection system Dec. 10, 2013
8606109 Technique for forwarding packets in a gigabit passive optical network (GPON) Dec. 10, 2013
8600231 Monitoring energy consumption in optical access networks Dec. 3, 2013
8600234 Method and apparatus for link sharing among multiple epons Dec. 3, 2013
8582966 Method and apparatus for protection switching in passive optical network Nov. 12, 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
8565597 Label switching method, apparatus and system Oct. 22, 2013
8559818 Methods and systems for delivery of multiple passive optical network services Oct. 15, 2013
8553709 Method and system for an asymmetric PHY operation for ethernet A/V bridging and ethernet A/V bridging extensions Oct. 8, 2013
8543003 Ingress-mitigated cable communication systems and methods having increased upstream capacity for supporting voice and/or data services Sep. 24, 2013
8543008 System and method for a subscriber powered network element Sep. 24, 2013
RE44498 Fiber optic local convergence points for multiple dwelling units Sep. 17, 2013
8532491 Optical multiplexing terminating device, passive optical network system and method for allocating wavelength Sep. 10, 2013
8521033 System and method for energy-efficient operation of optical network units based on scheduled payload reception Aug. 27, 2013
8521025 Scheduling WDM PON with tunable lasers with different tuning times Aug. 27, 2013
8521024 Long reach optical network Aug. 27, 2013
8515281 Node segmentation Aug. 20, 2013
8509619 Communication control method, station side device, subscriber side device, and communication system Aug. 13, 2013
8494364 Supporting multi-dwelling units in passive optical networks Jul. 23, 2013
8494366 Wavelength division multiplexing-passive optical network using external seed light source Jul. 23, 2013
8488966 Data transmission method of optical access network, and system and device thereof Jul. 16, 2013
8488935 Fiber to the premise service disconnect via macro-bending loss Jul. 16, 2013
8483562 Method and apparatus for integrating automated switching in a passive optical network Jul. 9, 2013
8483563 Header error control protected ten gigabit passive optical network downstream frame synchronization pattern Jul. 9, 2013
8483566 Sub-octave RF stacking for optical transport and de-stacking for distribution Jul. 9, 2013
8478125 Optical PON network using passive DPSK demodulation Jul. 2, 2013
8457495 Network system, optical network unit and optical line terminal Jun. 4, 2013
8451984 Remotely actuated two-way speakerphone for use with call-for-help systems May. 28, 2013
8452178 Passive optical network user terminal and method of power supply control and power supply state reporting for the same May. 28, 2013

1 2 3 4 5 6 7 8

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