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Class Information
Number: 370/449
Name: Multiplex communications > Channel assignment techniques > Polling
Description: Subject matter in which individual terminals are queried to determine if access to the transmission medium is needed for the transfer of information.










Sub-classes under this class:

Class Number Class Name Patents
370/450 Passing a signal identifying the idle or busy state of a channel (e.g., token passing) 244


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
6173323 Adaptive polling rate algorithm for SNMP-based network monitoring Jan. 9, 2001
6151330 Electric power supply management system Nov. 21, 2000
6148002 Shared auto-negotiation logic for multiple port network devices Nov. 14, 2000
6141351 Radio frequency bus for broadband microprocessor communications Oct. 31, 2000
6122285 Data transfer method using ring connection and information processing system using ring connection Sep. 19, 2000
6122267 Methods, devices and system for transmission of digital data Sep. 19, 2000
6114968 Hybrid contention/polling access method Sep. 5, 2000
6111887 Method and apparatus for power tuning a terminal of a bi-directional communications system Aug. 29, 2000
6111889 Master-slave data communication system Aug. 29, 2000
6091741 Radio packet communication system capable of avoiding transmission collision Jul. 18, 2000
6075794 Method for coordinating inbound channels in a selective call communication system Jun. 13, 2000
6061344 Method of addressing messages and communications system May. 9, 2000
6052377 Access control method in communication system Apr. 18, 2000
6049549 Adaptive media control Apr. 11, 2000
6047322 Method and apparatus for quality of service management Apr. 4, 2000
6038234 Early arbitration on a full duplex bus Mar. 14, 2000
6031837 Method for forming multiple bidirectional connections for use in asynchronous transfer mode switching device Feb. 29, 2000
6011799 Method and apparatus for managing external physical layer devices Jan. 4, 2000
6005850 Hybrid access system with remote device monitoring scheme Dec. 21, 1999
6006017 System for determining the frequency of repetitions of polling active stations relative to the polling of inactive stations Dec. 21, 1999
5973609 Communication system with adaptive media access control Oct. 26, 1999
5970063 Method for unacknowledged data frame delivery in a noisy wireless environment Oct. 19, 1999
5960000 System, device, and method for contention-based reservation in a shared medium network Sep. 28, 1999
5959997 Hybrid access system with AGC control of upstream channel transmit power Sep. 28, 1999
5956343 Designating a control channel in a telecommunications system Sep. 21, 1999
5949822 Encoding/decoding scheme for communication of low latency data for the subcarrier traffic information channel Sep. 7, 1999
5939999 Polling method and apparatus for a digital processing system Aug. 17, 1999
5930260 ISDN terminal adapter using digital signal processor Jul. 27, 1999
5926476 Network architecture for broadband data communication over a shared medium Jul. 20, 1999
5926478 Data transmission over a point-to-multipoint optical network Jul. 20, 1999
5923661 Method of collecting large amounts of data in apparatus such as ATM exchange Jul. 13, 1999
5917813 Multiple access telecommunication network Jun. 29, 1999
5907559 Communications system having a tree structure May. 25, 1999
5896382 Method and apparatus for communicating information between a headend and subscriber over a wide area network Apr. 20, 1999
5896561 Communication network having a dormant polling protocol Apr. 20, 1999
5883894 Shared auto-negotiation logic for multiple port network devices Mar. 16, 1999
5872522 Selective call system Feb. 16, 1999
5859852 Hybrid access system with automated client-side configuration Jan. 12, 1999
5854591 System and method for processing passenger service system information Dec. 29, 1998
5841770 Data communication system using indentification protocol Nov. 24, 1998
5818845 Hybrid access system having channel allocation and prioritized polling schemes Oct. 6, 1998
5787132 Data communication system having improved synchronization capability Jul. 28, 1998
5781726 Management of polling traffic in connection oriented protocol sessions Jul. 14, 1998
5768280 Two-way broadband CATV communication network protocol and monitoring technology Jun. 16, 1998
5757276 Communication port control system May. 26, 1998
5745769 Multiple connection method using a single control link Apr. 28, 1998
5737330 System and method for the efficient control of a radio communications network Apr. 7, 1998
5734642 Method and apparatus for network synchronization Mar. 31, 1998
5732129 Method of improving computer communication speed in key telephone system Mar. 24, 1998
5729546 Expandable communication cell bus for multiplexing and concentrating communication cell traffic onto high speed lines Mar. 17, 1998

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