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Class Information
Number: 370/448
Name: Multiplex communications > Channel assignment techniques > Carrier sense multiple access (csma) > Arbitration for access between contending stations > Using weighted back-off timing
Description: Subject matter wherein after a data collision is detected, the stations which caused the collision vary the amount of time before an attempt to transmit again according to a priority scheme.

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8712457 Method for dynamic multi-level pricing for wireless communications according to quality of service Apr. 29, 2014
8705505 Distributed medium access scheduling with implicit ordering Apr. 22, 2014
8675623 Distributed prioritized contention for spectrum sharing Mar. 18, 2014
8675633 Wireless communication apparatus capable of avoiding collisions Mar. 18, 2014
8676133 Reference signal design for LTE A Mar. 18, 2014
8594123 Method for detecting distributed peer to transmit multimedia data in wireless peer-to-peer network Nov. 26, 2013
8570986 Semi-random back-off method for achieving resource reservation in wireless local area networks Oct. 29, 2013
8532079 Preemptive packet for maintaining contiguity in cyclic prioritized multiple access (CPMA) contention-free sessions Sep. 10, 2013
8532134 Tiered contention multiple access (TCMA): a method for priority-based shared channel access Sep. 10, 2013
8526464 Adaptive contention window in discontinuous wireless communication channels Sep. 3, 2013
8526351 Channel characterization and training within multiple user, multiple access, and/or MIMO wireless communications Sep. 3, 2013
8493994 Random access scheme for user equipment Jul. 23, 2013
8488615 Contention groups for hidden nodes Jul. 16, 2013
8477634 Method for detecting failures of random access procedures Jul. 2, 2013
8477801 Backoff procedure for post downlink SDMA operation Jul. 2, 2013
8467472 Device, system, and method of adjusting channel utilization for wireless transmission Jun. 18, 2013
8463195 Methods and apparatus for spectrum sensing of signal features in a wireless channel Jun. 11, 2013
8451819 Methods and apparatus for uplink frame synchronization in a subscriber station May. 28, 2013
8432931 System and method for information handling system wireless audio driven antenna Apr. 30, 2013
8422510 Method for signaling back-off information in random access Apr. 16, 2013
8422957 Signal strength guided intra-cell upstream data forwarding Apr. 16, 2013
8401033 Systems, apparatus and methods to facilitate physical cell identifier collision detection Mar. 19, 2013
8379606 Access probe randomization for wireless communication system Feb. 19, 2013
8374123 Collision avoidance systems and methods Feb. 12, 2013
8362879 Apparatus and method for integrated reader and tag Jan. 29, 2013
8351457 Method and system for providing a priority-based, low-collision distributed coordination function using a super-frame structure Jan. 8, 2013
8351409 Timing synchronization in wireless mesh networks Jan. 8, 2013
8331397 Fast selection of cooperative nodes Dec. 11, 2012
8331933 Method for providing multi-level access services in common access channel Dec. 11, 2012
8265018 System and method for dynamic allocation of capacity on wireless networks Sep. 11, 2012
8265683 Two-tier random backoff and combined random backoff and transmit power control in wireless networks Sep. 11, 2012
8259746 Network access mechanism and method Sep. 4, 2012
8248982 Wireless support for portable media player devices Aug. 21, 2012
8242891 Estimating method, estimating system and program Aug. 14, 2012
8223790 Method and apparatus performing no back-off forwarding Jul. 17, 2012
8213951 Using mobile communication devices to facilitate coordinating use of resources Jul. 3, 2012
8194695 Terminal and method for wireless sensor network for determining contention windows in contention-based channel access Jun. 5, 2012
8184624 Systems and methods for multiple mode voice and data communications using intelligently bridged TDM and packet buses and methods for performing telephony and data functions using the same May. 22, 2012
8185928 System and method for adaptive backoff May. 22, 2012
8165153 Method and apparatus for concurrent operation of wireless communication protocols Apr. 24, 2012
8130770 Hybrid coordination function (HCF) access through tiered contention and overlapped wireless cell mitigation Mar. 6, 2012
8068470 Preemptive packet for maintaining contiguity in cyclic prioritized multiple access (CPMA) contention-free sessions Nov. 29, 2011
8064415 Fixed deterministic post-backoff for cyclic prioritized multiple access (CPMA) contention-free sessions Nov. 22, 2011
8050199 Endpoint registration with local back-off in a call processing system Nov. 1, 2011
8050249 Methods for reducing contention and/or handling channel access in a network Nov. 1, 2011
8045562 Estimating link interference and bandwidth Oct. 25, 2011
8045575 Network access mechanism and method Oct. 25, 2011
8023473 Multiple wireless networks management Sep. 20, 2011
7986956 Supporting mobile voice clients in a WLAN Jul. 26, 2011
7983232 Wireless LANs and neighborhood capture Jul. 19, 2011

1 2 3 4 5 6

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