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| Number | Title | Issue Date |
| 8185119 | Method and system for extended network access notification via a broadband access gateway A system and method supporting extended network access notification via a broadband access gateway is disclosed. A representative embodiment of the present invention may comprise a wireless interface and may be capable of exchanging multimedia communication between ... | 05/22/2012 |
| 8185117 | Fast handover in mobile communications networks A method is described for routing of data in hierarchical mobility management systems with tiered mobile anchor points. Routing of data is switched from old to new communications nodes and regulated, by a controlling mobile anchor point having both communications no... | 05/22/2012 |
| 8185118 | Method for transferring the context of a mobile terminal in a wireless telecommunication network The present invention concerns a method for obtaining a context of a mobile terminal (30) which is expecting to be served by a first base station (10b) of a wireless telecommunication network comprising a plurality of base stations (10) l... | 05/22/2012 |
| 8175603 | Neighboring cell directed handover in a wireless network A wireless network for addressing the unavailability of airlink connection resources (“resources”) is disclosed. A plurality of smaller cells are dynamically created within the coverage boundary of a macrocell, wherein each smaller cell is capable of providing t... | 05/08/2012 |
| 8165587 | Communicating cell restriction status information between radio access network nodes A cellular radio communications network includes a core network coupled to a radio access network (RAN) that has multiple RAN nodes for communication with mobile radio terminals. Each of the multiple RAN nodes serves one or more cells. At least one cell associated w... | 04/24/2012 |
| 8090376 | Measurements in communications systems A method of selecting a cell for handover of a mobile station to another communication system. A command is sent to a mobile station from a first network element. The command includes a request to perform compressed mode measurements at the mobile station of a neigh... | 01/03/2012 |
| 8081981 | Method and apparatus for optimizing neighbor list for handover management A method and an apparatus for optimizing a neighbor list in a mobile communication system is disclosed. In one embodiment, the apparatus includes: i) a data collecting unit, collecting wireless quality measurement data and call fault data of a mobile communication t... | 12/20/2011 |
| 8078176 | Radio communication apparatus and radio communication method A radio communication apparatus includes a battery voltage monitor configured to acquire a dropped amount of an output voltage in a case where a network connection unit is connected to at least one of radio communication networks used in a handover; and an operation... | 12/13/2011 |
| 8068840 | Methods and apparatus for achieving route optimization and location privacy in an IPv6 network Methods and apparatus for performing proxy registration on behalf of a node with a Home Agent supporting Mobile IP are disclosed. A first registration request is composed on behalf of the node and transmitted to the Home Agent via a first Local Mobility Anchor, wher... | 11/29/2011 |
| 8060098 | Handover methods and apparatus for mobile communication devices A mobile communication device assists in a handover procedure between a first base station and a second base station using reliable and efficient techniques. The mobile device has a wireless transceiver and one or more processors coupled to the wireless transceiver.... | 11/15/2011 |
| 8032141 | Method of transmitting data and network A method of transmitting data between a content server (11) and a terminal (17) belonging to a discontinuous coverage network, the terminal (17) moving from a first radio coverage area (14, 161) to a second radio coverage area (14, 162... | 10/04/2011 |
| 8019345 | Apparatus and method for performing handover in broadband wireless communication system An apparatus and method for performing a handover in a broadband wireless communication system is provided. In the broadband wireless communication system, a base station includes: a grouping unit for grouping mobile stations by using information on a movement path ... | 09/13/2011 |
| 8019346 | Means and Methods for Improving the Handover Characteristics of Integrated Radio Access Networks The invention provides a method for assisting handover of a user terminal's, UT's, communication session in an integrated multi RAT network, said method to be carried out by an RNCI being installed in said network, said method comprising the following steps:— rece... | 09/13/2011 |
| 8014779 | Wireless network connection switching management system and method A system and method for wireless network connection switching management is shown. The system notifies a mobile user that his portable terminal is within an area where it can be provided with local fast wireless communication service such as a hot-spot service versu... | 09/06/2011 |
| 8010114 | Mobile communications system and communication branch establishing method A disclosed mobile radio communications system comprises an exchange station; first and second radio base stations configured to radio-communicate with a mobile station and configured to relay data from the mobile station; first and second radio control stations con... | 08/30/2011 |
| 7986949 | Method for performing handover in broadband wireless access system A method of entering sleep mode in a mobile subscriber station in performing handover from a first base station (BS) to a second BS is disclosed. More specifically, the method includes entering sleep mode in the first base station and transmitting from the first bas... | 07/26/2011 |
| 7983676 | Inter-system handover A method of handover in a wireless communication system in which an asynchronous system and a synchronous system are mixed is disclosed. The method comprises the steps of: the asynchronous system ordering a dual mode mobile terminal to perform a handover from the as... | 07/19/2011 |
| 7962142 | Methods and apparatus for the utilization of core based nodes for state transfer Methods and apparatus for storing, manipulating, retrieving, and forwarding state, e.g., context and other information, used to support communications sessions with one or more end nodes, e.g., mobile devices, are described. Various features are directed to a mobile... | 06/14/2011 |
| 7957743 | Self configuring and optimization of cell neighbors in wireless telecommunications networks The present invention relates to a cellular communications network and in particular to the problem of identifying cells for neighbor lists, or handover candidates when the cells are identified by a limited number of non-unique identities. The present invention incl... | 06/07/2011 |
| 7929969 | Network engineering in a wireless network Various types of information from a wireless communications network, including E911 location information, Hand Off (HO) information, and Power information, as well as other Measurements and System Parameters, are collected and analyzed by a Data Collection and Filte... | 04/19/2011 |
| 7925264 | Method and arrangement for improved handover by muting interfering nodes In a telecommunication system, a method for improved handover signaling includes temporarily enhancing the radio environment of a user engaged in handover signaling by muting one or more dominant interfering cells during the signaling process, and coordinating the m... | 04/12/2011 |
| 7904088 | Identifying network resources for packet-switched services The present invention relates to identifying resources allocated in a cellular network for a mobile station for packet-switched services. A first identifier is used for identifying a mobile station, and a second identifier is used for identifying resources allocated... | 03/08/2011 |
| 7894816 | Method of selecting carrier frequency for call origination A mobile station in an idle state is associated with a current sector-carrier that has a current pilot channel at a current carrier frequency. In response to a request to originate a call, the mobile station compares its current sector-carrier with one or more candi... | 02/22/2011 |
| 7860504 | Method of treating handover in a bridge-based radio access station backbone network A method of treating a handover in a bridge-based radio access station backbone network including a plurality of base station bridges each including a two-tiered switch connected with a plurality of radio access stations, a plurality of SCBs (Site Core Bridges) each... | 12/28/2010 |
| 7860503 | Radio control device, mobile station, and mobile communication method A radio network controller includes a selection decision unit for deciding whether or not the selection of cells to be used by mobile stations after data reception is to be performed, and a mobile station controller for instructing the mobile stations to select cell... | 12/28/2010 |
| 7840217 | Methods and apparatus for achieving route optimization and location privacy in an IPV6 network Methods and apparatus for performing proxy registration on behalf of a node with a Home Agent supporting Mobile IP are disclosed. A first registration request is composed on behalf of the node and transmitted to the Home Agent via a first Local Mobility Anchor, wher... | 11/23/2010 |
| 7792531 | Method and system for mobile communications When a network pages the temporary user mobile identifier of a mobile station, the mobile station sends a response to the network. Next, the network checks the authenticity of the user using a ciphering key, corresponding to the temporary user mobile identifier and ... | 09/07/2010 |
| 7787880 | Radio network controller, a mobile communication system, and a neighbor cell list filtering method The present invention provides a mobile communication system, a radio network controller (RNC), and a neighbor cell list filtering method which can control the selection of a frequency to be used at the hard handover performed in a network environment using a plural... | 08/31/2010 |
| 7787881 | Radio network controller, a mobile communication system, and a neighbor cell list filtering method The present invention provides a mobile communication system, a radio network controller (RNC), and a neighbor cell list filtering method which can control the selection of a frequency to be used at the hard handover performed in a network environment using a plural... | 08/31/2010 |
| 7751820 | Handoff method comprising network control apparatus that receives data packets from both the core network and the other network control apparatus wherein said received data packets will be transformed into wireless data There are a wireless access network comprising a radio network gateway apparatus (101), radio access network control apparatus (102a), (102b) and a base stations (103a), (103b) and a terminal (104... | 07/06/2010 |
| 7720481 | Apparatus for supporting the handover of a telecommunication session between a licensed wireless system and an unlicensed wireless system The invention discloses a wireless communication handset comprising licensed wireless communication signal processing circuitry and unlicensed wireless communication signal processing circuitry. The invention further discloses a control circuit connected to both the... | 05/18/2010 |
| 7711367 | Fast handover with reduced service interruption for high speed data channels in a wireless system A method is provided for controlling a wireless communications system. The method comprises communicating data to a first base station, and selecting a switchover time for ceasing communications with the first base station and beginning communications with a second ... | 05/04/2010 |
| 7706801 | Communication system and alignment method of transcoder When a terminal is moved to an area covered by a different switching node RNC of a radio access network, degradation of speech quality is prevented by returning a transcoder insertion connection to a transcoder-free-operation connection. When the terminal is moved a... | 04/27/2010 |
| 7706800 | System, apparatus and method of hand over in wireless communication system Briefly, a wireless communication device, a wireless communication system and a method of roaming from a first base station to a second base station. The method includes generating first and second contexts, wherein the first context is used with an authentication k... | 04/27/2010 |
| 7676228 | Radio interoperability system and method A method, system and memory are provided for enabling interoperability. A communication session between different communication systems, such as radio systems, operating using different protocols is initiated by receiving a scenario identifier from one of the user d... | 03/09/2010 |
| 7630716 | Method and system for mobile communications When a network pages the temporary user mobile identifier of a mobile station, the mobile station sends a response to the network. Next, the network checks the authenticity of the user using a ciphering key, corresponding to the temporary user mobile identifier and ... | 12/08/2009 |
| 7623865 | Forced registration in concurrent services mobile station handoff A wireless communication network, such as a 1xEV-DV network, manages concurrent services handoff to force re-registration of concurrent-services capable mobile stations that have undergone hard handoff during an active voice call. During such handoffs, the mobile st... | 11/24/2009 |
| 7574213 | Apparatus for supporting the handover of a telecommunication session between a licensed wireless system and an unlicensed wireless system The invention discloses a wireless communication handset comprising licensed wireless communication signal processing circuitry and unlicensed wireless communication signal processing circuitry. The invention further discloses a control circuit connected to both the... | 08/11/2009 |
| 7558573 | Method and system for handling the transcoding of connections handed off between mobile switching centers A communication system supports multiple source coding and/or channel coding schemes. When a handoff is needed that transfers radiocommunication service support responsibility from a base station controlled by one MSC to a base station controlled by another MSC, sig... | 07/07/2009 |
| 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 station via a first channel, channel information of a second channel... | 05/12/2009 |
