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Class Information
Number: 455/436
Name: Telecommunications > Radiotelephone system > Zoned or cellular telephone system > Handoff
Description: Subject matter wherein a mobile station during a call is switched from a first to a second serving base station, which may be located in different cells (inter-handoff) or located within a cell (intra-handoff).

Sub-classes under this class:

Class Number Class Name Patents
455/440 Based upon unit location 1,024
455/441 Based upon unit velocity 452
455/444 Between macro and micro cells 743
455/439 Handoff initiated by another source (e.g., target, user initiated, mobile switching center (msc), or mobile telephone switching office (mtso), etc.) 1,358
455/437 Mobile assisted or initiated 1,795
455/443 Overlapping cells 738
455/438 Serving site initiated 1,069
455/442 Soft handoff 1,619

Patents under this class:

Patent Number Title Of Patent Date Issued
8712446 Method and apparatus for optimizing paging in a communication network Apr. 29, 2014
8712419 Local call local switching at handover Apr. 29, 2014
8712417 Mobile communication method, mobile station, and network device Apr. 29, 2014
8712416 Method and apparatus for providing seamless call handoff between networks that use dissimilar transmission methods Apr. 29, 2014
8712415 Timing and cell specific system information handling for handover in evolved UTRA Apr. 29, 2014
8712414 Cell reselection and handover with multimedia broadcast/multicast service Apr. 29, 2014
8712413 Telecommunications system and method Apr. 29, 2014
8712410 Systems and methods for dynamically modifying subcriber service profile stored in home location register while roaming in wireless telecommunication networks Apr. 29, 2014
8712398 Soliciting first party in communication session to maintain call when degradation of connection to second party is anticipated Apr. 29, 2014
8711812 Method, device, and system for configuring component carrier in carrier aggregation scenario Apr. 29, 2014
8711809 Method and system for efficient DRX operation during handover in LTE Apr. 29, 2014
8711807 Method and apparatus for compensating QoS during handover by base station in wireless broadband access system Apr. 29, 2014
8711765 Uplink synchronization management in wireless networks Apr. 29, 2014
8711749 Information obtaining and notification, data message forwarding and handover method and access node Apr. 29, 2014
8711691 Apparatus and method for efficient transmission of acknowledgements Apr. 29, 2014
8707396 Method and system for performing re-association due to handover in a WLAN mesh network Apr. 22, 2014
8706501 Method and system for sharing speech processing resources over a communication network Apr. 22, 2014
8706156 Apparatus and method for managing neighbor list in broadband wireless communication system Apr. 22, 2014
8706140 System and method of passive and active scanning of WLAN-enabled access points to estimate position of a WLAN positioning device Apr. 22, 2014
8706138 Mobile communication devices and location registration methods Apr. 22, 2014
8706136 Initialization of regulatory configurations of unlicensed wireless devices Apr. 22, 2014
8706129 Method of improving semi-persistent scheduling resources reconfiguration in a wireless communication system and related communication device Apr. 22, 2014
8706124 Data path transfer for multiband communication Apr. 22, 2014
8706121 Data processing in intra-site handover Apr. 22, 2014
8706120 Mobile telecommunication system with adaptive handoff mechanism and method of operation thereof Apr. 22, 2014
8706119 Group handover method and apparatus in broadband wireless communication system that supports mobile relay station Apr. 22, 2014
8706118 3G LTE intra-EUTRAN handover control using empty GRE packets Apr. 22, 2014
8706117 Methods and systems for proactively requesting neighbor base station information Apr. 22, 2014
8706116 Base transceiver station apparatus and mobile communications system Apr. 22, 2014
8706115 Method for inter-radio access technology cell reselection Apr. 22, 2014
8706114 Handover of a communication device Apr. 22, 2014
8706113 Interworking function for communication networks Apr. 22, 2014
8706107 Method, apparatus and system for registering in universal service interface system Apr. 22, 2014
8706105 Fault tolerant distributed mobile architecture Apr. 22, 2014
8706099 Method and apparatus for power saving of femto base station using ANR function in wireless communication system Apr. 22, 2014
8706086 Identification of a manipulated or defect base station during handover Apr. 22, 2014
8705522 Mobile router support for IPv6 Apr. 22, 2014
8705499 Mobile wireless access router for separately controlling traffic signal and control signal Apr. 22, 2014
8705497 Wireless communication system for monitoring wireless links during transmission gaps Apr. 22, 2014
8705491 Method and apparatus for handling cell reselections and transitions to and from an enhanced cell.sub.--FACH state Apr. 22, 2014
8705488 Method for supporting idle mode in wireless local area network system Apr. 22, 2014
8705445 Method and apparatus for efficient signaling and usage of resources for wireless communications supporting circuit switched and packet switched sessions Apr. 22, 2014
8705424 User equipment component carrier allocation Apr. 22, 2014
8705420 Mobile station and radio base station Apr. 22, 2014
8694018 Load balancing in a cellular telecommunication network Apr. 8, 2014
8694007 Method for providing and receiving reliable service in wireless communication system Apr. 8, 2014
8694006 Base station, mobile station, handover method, and download method Apr. 8, 2014
8694005 De-registration method, home NodeB (HNB), and home NodeB gateway (HNB GW) Apr. 8, 2014
8694004 Base station, mobile station, communication system, and reordereing method thereof Apr. 8, 2014
8694003 LTE RRC connection re-establishment requesting method, cause value setting method and terminal Apr. 8, 2014

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