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Browse by Category: Main > Communications
Class Information
Number: 455/442
Name: Telecommunications > Radiotelephone system > Zoned or cellular telephone system > Handoff > Soft handoff
Description: Subject matter wherein the mobile station maintains its assigned channel while entering a new cell (e.g., make before break).


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Patent Number Title Of Patent Date Issued
7623862 Distributed protocol for use in a wireless network Nov. 24, 2009
7623864 System and method for handover to minimize service delay due to ping pong effect in BWA communication system Nov. 24, 2009
7623866 Automatic generation of neighbor lists in a wireless network Nov. 24, 2009
7624267 SIM-based authentication method capable of supporting inter-AP fast handover Nov. 24, 2009
7620399 Method and system for performing handover between multiple modes using a single wireless receiver Nov. 17, 2009
7620401 Wireless communications system, wireless communications method, wireless communications program and program recording medium Nov. 17, 2009
RE40984 Reporting communication link information Nov. 17, 2009
7616927 Method and apparatus to reduce multipath effects on radio link control measurements Nov. 10, 2009
7613474 Transmission power control method of uplink packet data transmission Nov. 3, 2009
7613457 System and method for supporting quality of service in vertical handovers between heterogeneous networks Nov. 3, 2009
7610049 Wireless communication system, server and mobile station therefor Oct. 27, 2009
7606197 Event notification in a hybrid network Oct. 20, 2009
7606200 Supporting handover of multi-mode mobile terminal between heterogeneous networks Oct. 20, 2009
7606201 Handover enabler Oct. 20, 2009
7606569 Wireless terminal for selecting optimal base station from among plural base stations Oct. 20, 2009
7606570 Method and system for extended network access notification via a broadband access gateway Oct. 20, 2009
7603123 Method and system for performing a handoff in a wireless communication system, such as a hard handoff Oct. 13, 2009
7603121 Method and system for handoff between base stations supporting multi-profile operation in BWA system Oct. 13, 2009
7602722 Mobile assisted fast scheduling for the reverse link Oct. 13, 2009
7599694 Method for transmitting uplink data during handoff Oct. 6, 2009
7599695 Mobile communication system in which communication resources are allocated based on traffic congestion Oct. 6, 2009
7596380 Changing serving radio network controller for mobile terminal supporting multimedia broadcast services Sep. 29, 2009
7593732 System and method for supporting soft handover in a broadband wireless access communication system Sep. 22, 2009
7590422 Neighborhood cordless service call handoff Sep. 15, 2009
7590093 Conditioning removal of an overlay carrier frequency from a cellular wireless coverage system Sep. 15, 2009
7586878 Vertical handoff method and system in WLAN/3G integrated networks Sep. 8, 2009
7583978 Technology for controlling wireless communication Sep. 1, 2009
7580390 Reducing handover frequency error Aug. 25, 2009
7580709 Method and apparatus for performing handoff in communications systems Aug. 25, 2009
7573846 Method and system for supporting mobility of mobile terminal Aug. 11, 2009
7574210 System for handover in BWA communication system and method thereof Aug. 11, 2009
7570963 Method and system to improve efficiency of mobile station during listening interval Aug. 4, 2009
7570945 Home network system and a method for performing continuous data transfer in the home network system Aug. 4, 2009
7570617 Complex wireless service apparatus using wired and wireless communication systems and method thereof Aug. 4, 2009
7567807 Apparatus and method for performing handoff with a mobile station having a smart antenna Jul. 28, 2009
7561880 Radio controller, mobile communications system, and communications control method Jul. 14, 2009
7558573 Method and system for handling the transcoding of connections handed off between mobile switching centers Jul. 7, 2009
7554950 Handover method and mobile communication system and mobile terminal using same Jun. 30, 2009
7546125 Enhancing user experience during handoffs in wireless communication Jun. 9, 2009
7546124 Support for handoffs in high rate packet data systems Jun. 9, 2009
7545775 Method for performing a handoff in an ALL-IP network Jun. 9, 2009
7542449 Transferring context during hand-over of mobile node in a wireless network Jun. 2, 2009
7542766 Mobile communication system, compressed-mode controlling method for the same system, and base and mobile stations in the same system Jun. 2, 2009
7539492 System and method for providing a handoff leg associated with a preexisting leg in a network environment May. 26, 2009
7539490 Method and system for rapid channel acquisition across heterogeneous radio access technologies May. 26, 2009
7539481 Method for connecting a wireless access point to a wired access point by chaining together wireless access points May. 26, 2009
7539175 Multi-access terminal with capability for simultaneous connectivity to multiple communication channels May. 26, 2009
7535870 Ip mobility May. 19, 2009
7536186 System to improve handover behavior May. 19, 2009
7532888 CDMA mobile communication system, base station, mobile station and communication control method during soft handover May. 12, 2009

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