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7555319 |
Adaptive power efficient radio environment measurements
User equipment (UE) in a cellular telecommunications system is operated such that the UE is caused to begin operating in a power saving state by determining that a first set of predefined criteria...
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7555318 |
Handover of call serviced by modular ear-piece/microphone between servicing base portions
Handover of call serviced by modular ear-pience/microphone between servicing base portions is presented. A wireless headset includes wireless interface(s), earpiece, a microphone, processing...
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7551920 |
Signal strength-based call forwarding for wireless phones
A mobile station monitors received signal strength from a base transceiver station, either directly or by monitoring or some other measure of received signal quality, such as the ratio E c /I o in...
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7551585 |
Seamless handoff for multimedia services
A method and Policy Decision Function node are provided for maintaining a multimedia session in an alive state for a mobile station following a release of a network attachment resulting from a...
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7551613 |
Method of supporting reactivation of a dormant session using stored service configurations
A method of supporting reactivation of service instances in a dormant session. A wireless device ( 102 ) sends an Origination or Reconnect message to a Base Station ( 104 ) requesting reactivation...
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7551586 |
Method and system for data rate based vertical handoff
A method and system for using data rate as a basis to allow or deny handoff from an IS-856 (e.g., EV-DO) communication system to an IS-2000 (e.g., 1xRTT) communication system. A base station...
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7551584 |
Apparatus and method for controlling reverse-link data transmission rate
Apparatus and method for controlling data transmission rate in a wireless communication system during handoff comprises a terminal recognizing an active set comprising a serving base station and at...
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7548526 |
Mobility architecture using pre-authentication, pre-configuration and/or virtual soft-handoff
In some illustrative embodiments, a novel system and method is provided that can, for example, extend concepts of pre-authentication (such as, e.g., IEEE 802.11i pre-authentication) so as to...
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7545766 |
Method for mobile node-foreign agent challenge optimization
The present invention supports an authentication protocol on a foreign agent to avoid rejecting re-registration request when congestion has delayed receipt at a mobile node of a foreign agent...
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7546124 |
Support for handoffs in high rate packet data systems
The invention supports two types of handoffs. The first handoff is for an inter-AN cell selection where the source AN allows the AT to add a cell under the control of a different AN to its active...
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7546128 |
System and method for characterizing traffic conditions by analyzing operational data of a wireless network
Characterizing traffic conditions by analyzing operational data taken from a wireless communication network to generate traffic information. Location estimates can be made based on processing the...
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7545769 |
Mobile handoff functionality using asynchronous channel in a communication system
A apparatus and method for using an asynchronous channel for mobile handoff in a communication system includes a first step of operating a mobile unit on a forward link channel and a reverse link...
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7545776 |
Method for improving handovers in a WLAN
A method of handover between two WLAN cells based on the IEEE 802.11 standard and working at two different frequencies, the method including the step of performing measurement(s) on the second...
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7546125 |
Enhancing user experience during handoffs in wireless communication
A method for performing a handoff for a mobile device from a first radio station to a second radio station. The method includes buffering a first media data set that is received through the first...
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7542449 |
Transferring context during hand-over of mobile node in a wireless network
In transferring a service context during hand-over of a mobile node located in a wireless mesh network, transfer boundaries are set according to positions spaced from an initial Access Point (AP)...
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7542447 |
Pool of functional server nodes in a packet data network and method of transferring a mobile terminal between the server nodes in the pool
A pool of functional server nodes in a packet data network, and method of transferring a given mobile terminal from a current functional server node to a target functional server node in the pool....
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7542448 |
Providing handoff in a spread spectrum wireless communications system for high rate packet data
The present invention provides a method and an apparatus for wireless communication between a wireless unit and a set of base stations. The method includes signaling the wireless unit about a...
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7542765 |
Method for handoff in mobile communication system
Disclosed is a handoff method connected with resource allocation in order to prevent QoS degradation, which may occur during or before/after a handoff on account of channel state change resulting...
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7542766 |
Mobile communication system, compressed-mode controlling method for the same system, and base and mobile stations in the same system
In a mobile communication system in which a compressed mode can be activated at the time of hand over, or when a base station which the mobile station is in communication with is switched to...
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7542779 |
Communication system
A communication system, said system arranged to provide communication coverage over an area, said system comprising a plurality of first means, each of said first means controlling at least one...
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7539164 |
Method and system for local mobility management
The present invention describes a method and system for local mobility management in which the mobility management taking place inside the mobile agent (MA) domain is hidden from the home agent...
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7539490 |
Method and system for rapid channel acquisition across heterogeneous radio access technologies
A system and method for accommodating a rapid transition between heterogeneous radio access technologies is provided. A local network 105 having a controller 114 and a plurality of access...
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7539173 |
Radio communication system, radio terminal, base station, control equipment and communication method
A radio communication system comprises a radio terminal and a plurality of base stations. The base stations communicate with the radio terminal by connecting radio links with mutually different...
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7539481 |
Method for connecting a wireless access point to a wired access point by chaining together wireless access points
An architecture and methods for extending the depth of a WLAN to a four-level hierarchal access point structure including wireless access points. The wireless access points in the WLAN can be...
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7539492 |
System and method for providing a handoff leg associated with a preexisting leg in a network environment
A method for facilitating communications between wireless networks is provided that includes communicating with a mobile station and transferring a communication session from a first wireless link...
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7539161 |
Virtual cell network
A virtual network is created by providing antennas controlled by the same base station with control signals of different virtual base stations. A virtual network controller comprised in the base...
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7539493 |
Method and apparatus for indicating preferred layer information in multimedia broadcast/multicast service (MBMS)
A method is disclosed for transferring preferred frequency information in a mobile communication system which establishes a preferred frequency layer and a non-preferred frequency layer for a...
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7536714 |
System and method for synchronizing login processes
In certain embodiments, a method for synchronizing login processes in a web environment includes receiving user authentication information for a particular one of a plurality of access points, each...
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7536187 |
Supporting communication sessions at a mobile node
Supporting communication sessions at a mobile node includes determining at a mobile node an address for one or more interior network elements of a network system. A interior network element is...
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7535873 |
Methods for removing sectors from a mobile station active set using history of prior removals
Communication on a sector in a mobile station's active set is eliminated in order to test whether such elimination has a sufficiently adverse impact on RF communication with the mobile station on...
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7536186 |
System to improve handover behavior
A system, computer readable medium, mobile subscriber device and method determine that the device ( 306 ), operating on a first communications system is detecting a triggering event, which may be...
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7535883 |
Hand-off method using edge nodes in mobile ad-hoc network
A hand-off method including detecting edge nodes located at edges of a mobile ad-hoc network (MANET); retransmitting, at the detected edge nodes, an Internet gateway advertisement message (IGAM) at...
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7535870 |
Ip mobility
A method of forwarding IP packets, sent to an old care-of-address of a mobile node, to the mobile node following a handover of the mobile node from a first old access router to a second new access...
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7532597 |
Method and apparatus to facilitate handover
A method and apparatus for handing over a mobile node from a source access point to a target access point is provided herein. During operation the source access point will create handover messages...
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7532887 |
Method of executing handoff of mobile terminal in mobile communications system
For a mobile communications system, a method of allowing a mobile station in idle state to perform handoffs in a more efficient manner is provided. This is achieved by receiving, from a source base...
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7529546 |
Method and apparatus for removing a sector from an active set
Communication on a sector in a mobile station's active set is eliminated in order to test whether such elimination has a sufficiently adverse impact on RF communication with the mobile station on...
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7529207 |
Method of reestablishing communication by a mobile node upon recovery from an abrupt shut down
When a mobile node suffers an abrupt shut down while operating in a foreign network and recovers in its home network, the present invention enables the mobile node to reestablish communication...
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7529826 |
Sharing of NAS information between PoPs
A method for handling access requests at multiple PoPs using the sharing of NAS information between the PoPs, enabling each PoP to maintain its own, independent, database of user records. When an...
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7525930 |
System and method for user identity portability in communication systems
Exemplary embodiments of the present invention are directed to a system and method for user identity portability in communication systems. The present invention can provide user identity...
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7526313 |
Seamless call switching in a dual mode environment
Methods and apparatus for providing a seamless switching of voice calls between different wireless networks are disclosed. In one illustrative example, a mobile communication device has a processor...
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7525938 |
Session control in a communication system
In a communication system, a communication session can be arranged by means of a node and a gateway. Control parameters are commonly signaled for the communication session from the node to the...
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7522727 |
Method and apparatus for providing authentication in a communication system
A method includes receiving an authentication request from a mobile station ( 401 ) and determining whether to forward the request to an authentication agent. When it is determined to forward the...
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7522560 |
Method, system and equipment for retransmission in communications systems
By adaptively relocating a transmitting point between a base station and a base station controller, e.g., an RNC, optimal ARQ performance is achieved. The adaptation may be based on one or more of...
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7522920 |
Method and apparatus for parameter recoding
The present invention relates to a method and apparatus for specifying new values for old parameters for controlling the operation of a mobile device with a network node or element in a network;...
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7519382 |
Method of power control for call migration
In a method of controlling transmit power for a user call migrating between a first entity and a second entity in a base station of a wireless communication system, power control may be performed,...
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7518994 |
System and method of handling IP layer mobility in a wireless network
A system and method for facilitating the efficient operation of a mobile station as it transfers from communicating via one wireless data network to another. A session control node is coupled to...
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7519384 |
Enhanced assisted cell change
A system and method for minimizing the gap in service during the reception of an MBMS session due to the reselection of a neighboring cell in which that MBMS session is not ongoing, wherein a...
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7519368 |
System and method for performing network re-entry in a communication system
In a communication system, a mobile station (MS) sends a target base station (BS) a notification indicating that it is to perform a handover from a serving BS to the target BS. The target BS...
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7519367 |
Handover control apparatus, radio terminal device, edge router, router, mobile communication system, and handover control method
In a configuration provided with routers 118 - 126 and gateway device 130 connected above edge routers 102 - 116 provided in respective base stations in a hierarchical structure and configured...
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7515909 |
Wireless handoffs between multiple networks
The disclosure is directed to a mobile communication device, and method for handing off a mobile communications device between two networks. A processor in the mobile device may be used to...
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