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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:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Next

Patent Number Title Of Patent Date Issued
7508802 Method of controlling wireless local network medium access using pseudo-time division multiplexing Mar. 24, 2009
7505761 Wireless terminal device, wireless communication method, and computer program Mar. 17, 2009
7502383 Apparatus and method of controlling transmission of response frame Mar. 10, 2009
7496076 Communication apparatus, communication method, and communication system Feb. 24, 2009
7492736 System and method for access and management of beacon periods in distributed wireless networks Feb. 17, 2009
7489676 Communication method of exchanging real-time data in a collision recognition-based communication network, corresponding memory medium and communication network Feb. 10, 2009
7489650 Method, apparatus and system of packet transmission Feb. 10, 2009
7486650 Method, apparatus and system of wireless transmission Feb. 3, 2009
7483401 Dynamic allocation of frequency spectrum Jan. 27, 2009
7480266 Interference adaptation apparatus, systems, and methods Jan. 20, 2009
7477627 Method and device of adaptive control of data rate, fragmentation and request to send protection in wireless networks Jan. 13, 2009
7477172 100base-FX serializer/deserializer using 1000base-X serializer/deserializer Jan. 13, 2009
7468971 Wireless communication apparatus and communication method thereof Dec. 23, 2008
7468964 Beacon scheduling method in wireless sensor network system Dec. 23, 2008
7468948 Empirical scheduling of network packets using coarse and fine testing periods Dec. 23, 2008
7466685 Apparatus for controlling data transmission timing responsively to a calculated collision ratio Dec. 16, 2008
7463644 Self-configuring physical carrier sensing threshold adaptation Dec. 9, 2008
7457307 Method and apparatus for controlling access to a communication channel Nov. 25, 2008
7457306 Wireless network system and communication method employing both contention mode and contention-free mode Nov. 25, 2008
7457250 System for communicating with electronic equipment Nov. 25, 2008
7454482 Print queue manager Nov. 18, 2008
7453846 Method for sharing hybrid resources in a wireless independent network, a station for the method, and a data format for the method and the station Nov. 18, 2008
7447185 Transmitting and protecting long frames in a wireless local area network Nov. 4, 2008
7443875 Information communication system, device and method Oct. 28, 2008
7440443 Integrated universal network adapter Oct. 21, 2008
7440436 Self-organizing multi-channel mesh network Oct. 21, 2008
7430195 Wireless communication system and wireless communication apparatus Sep. 30, 2008
7428240 Data communications method using backoff number control Sep. 23, 2008
7424029 Stochastic unified multiple access to a communications channel Sep. 9, 2008
7420986 Method and apparatus for the detection and classification of collisions on a shared RF network Sep. 2, 2008
7420952 High performance wireless networks using distributed control Sep. 2, 2008
7418004 Medium access control methods with quality of service and power management for wireless local area networks Aug. 26, 2008
7417951 Apparatus and method for limiting bandwidths of burst aggregate flows Aug. 26, 2008
7415013 Reduced pin gigabit media independent interface Aug. 19, 2008
7414517 Radio frequency identification transponder Aug. 19, 2008
7408949 Hybrid telephone, non-telephone network Aug. 5, 2008
7408909 Method and apparatus to enable multiple receivers Aug. 5, 2008
7408908 Variable SDMA ACK timeout Aug. 5, 2008
7406536 Dynamic power line access connection Jul. 29, 2008
7406051 Interference measurements in a wireless communications system Jul. 29, 2008
7403539 Clear channel assessment in wireless communications Jul. 22, 2008
7400641 Bus master for a bus for connection of sensors and/or ignition means Jul. 15, 2008
7400616 Wireless packet communication method and wireless packet communication apparatus Jul. 15, 2008
7400612 Wireless communication system, wireless communication apparatus, wireless communication method, and computer program Jul. 15, 2008
7397814 Method and apparatus to estimate collision rate parameter Jul. 8, 2008
7391789 Ad-hoc network wireless communication system and method thereof Jun. 24, 2008
7386003 Systems and methods for communicating in a personal area network Jun. 10, 2008
7382797 Mechanism to select the physical media type connector in network devices Jun. 3, 2008
7373084 Optical network termination device for use in passive optical network based on WDM/SCM scheme May. 13, 2008
7372893 Device and method for compensating for phase distortion in base station of OFDMA-based cellular system May. 13, 2008

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