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Class Information
Number: 370/445
Name: Multiplex communications > Channel assignment techniques > Carrier sense multiple access (csma)
Description: Subject matter having a reservation scheme for reaching a communication medium in which a station is assigned a carrier; the idle state of a communication channel is determined by sensing the presence or absence of a carrier signal on the channel.

Sub-classes under this class:

Class Number Class Name Patents
370/447 Arbitration for access between contending stations 744
370/446 Using a star coupler 94

Patents under this class:

Patent Number Title Of Patent Date Issued
7957283 Multi-port ethernet transceiver Jun. 7, 2011
7953104 Transmission protection for communications networks having stations operating with different modulation formats May. 31, 2011
7953053 Distributed resource reservation in a wireless adhoc network May. 31, 2011
7953035 QoS enhancements on the access channel May. 31, 2011
7948911 Implicit signaling for link adaptation May. 24, 2011
7944940 Method and apparatus for media access in contention-based networks May. 17, 2011
7944939 Adaptive synchronous media access protocol for shared media networks May. 17, 2011
7944874 Method and apparatus for transmitting control frame to hidden node in wireless LAN May. 17, 2011
7940789 Method for evaluating radio links in a communication network May. 10, 2011
7940688 Method and apparatus for canceling channel reservations in a wireless network May. 10, 2011
7936706 Method of addressing messages and communications system May. 3, 2011
7933313 Signal quality measuring apparatus for WiBro system and the method thereof Apr. 26, 2011
7924867 Communications network using reservation indicator Apr. 12, 2011
7924866 Random access channel protocol Apr. 12, 2011
7924864 Terminal-based contention free low overhead access Apr. 12, 2011
7924764 Method and apparatus for packet processing Apr. 12, 2011
7920597 Method and system for low power idle signal transmission in ethernet networks Apr. 5, 2011
7920586 System and method for selecting a medium access technique for transmitting packets over a network Apr. 5, 2011
7916746 Media access control protocol with priority and contention-free intervals Mar. 29, 2011
7913014 Data processing system and method for memory arbitration Mar. 22, 2011
7907636 Radio apparatus Mar. 15, 2011
7907627 Wireless communication method following DCF rule Mar. 15, 2011
7903620 Method and system for delivery of assistance data Mar. 8, 2011
7903607 Wireless communication apparatus Mar. 8, 2011
7899396 Efficient operation for co-located WLAN and Bluetooth Mar. 1, 2011
7894487 Time synchronization in a network Feb. 22, 2011
7889763 Data transmission apparatus and data transmission method Feb. 15, 2011
7885279 Assigning a data channel to multiple data links for simultaneous data transmission via a single data channel Feb. 8, 2011
7881328 Method and apparatus for controlling access to a communication channel Feb. 1, 2011
7881274 Tri-core architecture for reducing MAC layer processing latency in base stations Feb. 1, 2011
7881273 Wireless communication system, wireless communication apparatus, wireless communication method, and computer program Feb. 1, 2011
7876771 MBMS acknowledgements on RACH Jan. 25, 2011
7876770 Clear channel assessment in wireless communications Jan. 25, 2011
7870196 System and methods for using an application layer control protocol transporting spatial location information pertaining to devices connected to wired and wireless internet protocol networks Jan. 11, 2011
7869432 Peer-to-peer link aggregation across a service provider network Jan. 11, 2011
7864674 Tiered contention multiple access (TCMA): a method for priority-based shared channel access Jan. 4, 2011
7860047 Wireless communication apparatus and comunication quality estimating method Dec. 28, 2010
7855963 Capacity estimation and proportional sharing of varying capacity channels Dec. 21, 2010
7852872 System and method for message queue management in a power-save network Dec. 14, 2010
7852821 Signalling method of detecting hidden incumbent system in cognitive radio environment and channel fractioning method used to enable the method Dec. 14, 2010
7848706 Receiver and transmitter for a network having a non-centralized medium access control Dec. 7, 2010
7843819 Protocol for wireless multi-channel access control Nov. 30, 2010
7835760 Systems and methods for facilitating communications over a shared channel Nov. 16, 2010
7835698 Interference mitigation in wireless networks Nov. 16, 2010
7835697 Frequency agile radio system and method Nov. 16, 2010
7835420 Orthogonal resource block hopping multiplexing method and apparatus Nov. 16, 2010
7835384 Power control in a communication network and method Nov. 16, 2010
7835383 Method and system for providing a modified timed division multiple access (TDMA) for reduced delay Nov. 16, 2010
7835380 Multi-port network interface device with shared processing resources Nov. 16, 2010
7835354 Modeling broadcast, multicast, point to point, and handshake communications over the same channel in a spin model checker Nov. 16, 2010

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