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Class 455/436 - Handoff


Subclass of Class 455 - Telecommunications
Definition: Subject matter wherein a mobile station during a call is
No. of patents: 2896
Last issue date: 02/07/2012


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NumberTitleIssue Date
8112086Secondary station and method of operating the station
A secondary station has a receiver capable of resolving signals received as a plurality of multipath signals from a plurality of base stations during a soft handover process. This capability may, for example, be provided by a Rake receiver. In order to decode and ac...
02/07/2012
8112087Method and apparatus for setting up radio resource control connection
A method and apparatus for establishing an RRC connection are provided, in which a UE compares the strength of a signal received from a serving cell with a threshold, upon receipt of a request for RRC connection establishment, transmits an RRC connection request mes...
02/07/2012
8112085Anchor selection in distributed networks
Various embodiments are described relating to selecting anchor nodes among nodes in a wireless network. In an example embodiment, a topological arrangement of a first wireless node and one or more other wireless nodes neighboring to the first wireless node in a wire...
02/07/2012
8112088Method for compulsorily performing handover in broadband wireless communication system
Disclosed is a method for enabling a mobile station existing in a serving cell area to perform a handover procedure in a broadband mobile communication system including the mobile station, a serving base station providing a service to the mobile station, and one or ...
02/07/2012
8107959Mobile communication system and handover control method
When a base station receives a report of signal power of a common pilot channel of each cell received at a mobile station, the base station converts the received signal power in the report on the basis of the transmission power of the common pilot channel of each of...
01/31/2012
8107960Prioritized query
According to some of the preferred embodiments, a solution framework is employed that includes defining of a mechanism to run multiple queries in a single message exchange, along with a priority on a per-query basis. In some embodiments, a system for facilitating ha...
01/31/2012
8107961Method and system for optimizing frequency allocation during handoff
A method and system is disclosed for optimizing handoff of access terminals. In particular, when (i) a given access terminal must switch from a first channel band in a first coverage area to a second channel band in order to hand off to a second coverage area, and (...
01/31/2012
8107958Method of updating channel information in mobile internet system, and mobile communication terminal and mobile internet system using the same
A method of updating channel information in a mobile Internet system, and a mobile communication terminal and mobile Internet system using the same are disclosed. According to an embodiment, the method of updating channel information in a mobile Internet system incl...
01/31/2012
8107957Seamless enterprise and consumer mobility with multiple numbers
Tools and techniques for seamless enterprise and consumer mobility with multiple numbers are described. The techniques provide simultaneous ringing on a mobile communication device and manage network connections between the mobile communication device and at least t...
01/31/2012
8103277Mobile communication terminal for handover from WCDMA network to CDMA network and method therefor
A handover method from a WCDMA network to a CDMA network in a system comprising a mobile communication terminal, a RNC of the WCDMA network and a BSC of the CDMA network comprises: transmitting a measurement control message for commanding cell power measurement on a...
01/24/2012
8095135Method and apparatus for providing seamless call handoff between networks that use dissimilar transmission methods
Call handoff from an 802.1x network to a cellular network, and vice versa. A wireless device that has both cellular and 802.1x capability detects the strength of a cellular signal and of an 802.1x signal. If a call is taking place over the 802.1x network and the str...
01/10/2012
8095134Method and apparatus for handover measurement
A UE performs pilot measurements over a frequency sub-band of serving cell and adjacent cells based on pilot symbols for used in handover. UE uses channel quality measurement result to adjust frequency sub-band and periodicity of pilot measurement. In interference c...
01/10/2012
8095136Method for determining if a first cell managed by a first base station is neighbour of a second cell managed by a second base station
The present invention concerns a method for determining if a first cell managed by a first base station is neighbour of a second cell managed by a second base station, the cells being cells of wireless cellular network, the wireless cellular network comprising a tel...
01/10/2012
8090373Center for a mobile communication system performing diversity handover
A mobile station for communicating with base stations simultaneously in diversity handover. The mobile station monitors radio condition quality corresponding to a plurality of branches, selects one or more addition branch candidates based on the monitored radio cond...
01/03/2012
8090372Methods and devices for determining if a handover has to be executed for a terminal
The present invention concerns a method for determining if a handover of a first half-duplex terminal has to be executed from a first to a second base station. The first base station: transfers signal in the cell of the first base ...
01/03/2012
8090371Network controller messaging for release in an unlicensed wireless communication system
An unlicensed wireless service is adapted to generate the interface protocols of a licensed wireless service to provide transparent transition of communication sessions between a licensed wireless service and an unlicensed wireless service. In one embodiment, a mobi...
01/03/2012
8086235System and method for restricting mobility in wireless networks
This invention provides a method, system and apparatus for controlling mobility on a wireless network, which includes retrieving a network mobility preference, the network mobility preference indicating a level of mobility service for the mobile station, the level o...
12/27/2011
8086234Broadcast handoff between communication networks
Methods (400, 500) and corresponding systems (100) for handing off between a broadcast network and a cellular network include receiving, in a cooperation platform, incoming data from a content provider. Broadcast data corresponding to the incoming data...
12/27/2011
8086236Methods to configure proximity indication in wireless communications systems
A method and system configures proximity indication in a wireless device as part of a network handover procedure to handover the wireless device from a first radio access network (RAN) using a radio access technology (RAT) to a second RAN using a different RAT. The ...
12/27/2011
8081980Method and system for recovering from hand-off fail for use in CDMA 2000 1xEV-DO system
A multimedia mobile communication system for recovering a handoff failure comprises: a hybrid access terminal; a base station transceiver subsystem for transmitting and receiving the voice and the data; a base station a mobile switching center a 1×EV-DO transceiver...
12/20/2011
8078174Method and apparatus for improving mobile-terminated call set-up performance
An apparatus and method for improving mobile-terminated call set-up performance comprising triggering an inter-radio access technology (IRAT) transition from a source cell to a target cell, remembering the deterministic timing of a plurality of paging occasions in t...
12/13/2011
8078171Handoff of a mobile station from a first to a second type of wireless network
Methods and apparatus for moving or transferring a mobile station from one type of wireless network to another type of wireless network are described herein. The methods may include employing a source radio access technology (RAT) device, a target RAT device, and a ...
12/13/2011
8078173Data transfer system, approach notification system and data transfer method
A data transfer system includes a data conversion storage server (3) that generates data (MD1) having a size smaller than a size of data (MD0) received from a delivery server (5) by performing a specific process on the data (MD0). ...
12/13/2011
8078170Apparatus, method and computer program product providing fast and reliable uplink synchronization using dedicated resources for user equipment in need of synchronization
A method includes determining if a user equipment has a need to establish uplink synchronization with a base station. In response to determining that the user equipment has the need to establish uplink synchronization with the base station, a determination is made i...
12/13/2011
8078172Methods, systems, and computer-readable media for reserving a cellular resource
Methods, systems, and computer-readable media provide for reserving a cellular resource. According to embodiments, a method for reserving a cellular resource is provided. According to the method, a change in location is determined for a preferred cellular device. Wh...
12/13/2011
8078175Method for facilitating a handover of a communication device, communication device, application server for facilitating a handover of a communication device, and communication system arrangement
A method for facilitating a handover of a communication device (202) active on a first radio access network (210) to a second radio access network (206) comprises while the communication device is active on the first radio access network (210...
12/13/2011
8073445Method for determining if a first cell managed by a first base station is neighbour of a second cell managed by a second base station
The present invention concerns a method for determining neighboring condition and cell area operation of a cell area managed by a base station, the cell area being a cell area of a wireless cellular network, the wireless cellular network comprising a telecommunicati...
12/06/2011
8073446Radio network controller, wireless access gateway, radio communication system, and communication method for radio communication system
A radio network controller outputs a context required for a terminal capable of communicating with a mobile communication network and a wireless local area network to communicate with the wireless local area network to the terminal among pieces of information input ...
12/06/2011
8068833Candidate access router discovery
An arrangement and a method is provided for discovering candidate access routers in a mobile IP (Internet Protocol) network to enable seamless IP handover of a mobile node between access routers. A server element (19), which is separate from the access router...
11/29/2011
8068834Intra-frequency, inter-frequency and inter-radio access technology searching for neighbor cells within a fixed time duration
Techniques for searching neighbor cells within a fixed time duration are disclosed. In one embodiment, cells in a monitored list are ranked. A first subset of the ranked cells are searched during each cycle in a series of cycles, and a subset of the remainder of ran...
11/29/2011
8068832Multicast session handover
A method and system for performing multicast broadcast handover in a wireless data network are disclosed. Each cell broadcasts administrative announcements over a logical channel to mobile terminals. The announcements indicate which multicast broadcasts are availabl...
11/29/2011
8068836Method and device for transferring an ongoing communication in which a mobile terminal is involved between a first and a second base stations and wherein one of the base stations is located in a moving conveyance
A method and a system for transferring an ongoing communication in which a mobile terminal is involved between a first and a second base stations of a wireless cellular telecommunication network. One of the base stations is located in a moving conveyance. The first ...
11/29/2011
8068837Wireless communications handoff method and system employing such
A method for reducing a delay in a wireless communications system resulting from a handoff while mitigating a risk of premature termination of wireless communications, the method includes comparing data indicative of actual use of the wireless communications systems...
11/29/2011
8068835Tune-away and cross paging systems and methods
Systems and methods are provided for processing wireless signal components for a mobile wireless access broadband service. This can include processes for measuring signal strength of an alternative frequency by tuning away from an existing frequency associated with ...
11/29/2011
8068838Mobile communication device initiated hand-off based on air interface metrics
A mobile communication device wirelessly transfers user communications to a first wireless base station. The mobile communication device determines a first metric based on a load indicator for the first base station. The mobile communication device identifies a seco...
11/29/2011
8064908Mobile communication system and mobile station performing diversity handover
A mobile station for communicating with base stations simultaneously in diversity handover. The mobile station monitors radio condition quality corresponding to a plurality of branches, selects one or more addition branch candidates based on the monitored radio cond...
11/22/2011
8064910Proactive handover policy
An exemplary system and method for determining handovers for a mobile device are disclosed. An exemplary system may generally include a handover server in communication with a communication network configured to support initiated communications from a mobile device....
11/22/2011
8064909Interworking gateway for mobile nodes
Systems and methods are provided that allow inter-working between communication networks for the delivery of service to mobile nodes. A gateway is provided that communicates with a femto cell to extend service to an area that otherwise does not receive coverage from...
11/22/2011
8060090Mobile station and handover control method
A mobile station includes a handover controller. When the mobile station simultaneously communicates with a plurality of radio base stations by using first channels and communicates only with a certain one of the plurality of radio base stations by using a second co...
11/15/2011
8060092Apparatus and method for handover between heterogeneous systems
An apparatus and method for enhanced heterogeneous network handover using a media independent handover scheme is provided. A heterogeneous network handover method of the present invention includes generating, at a mobile node, self-location information, transmitting...
11/15/2011
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