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| Number | Title | Issue Date |
| 7418273 | Radio base station device and mobile communication system When carrying out a downlink handover, a source base transceiver station from which a mobile node is moving receives packets to be transmitted, via a wireless section, to the mobile node from an IP network, and copies and transfers them to a destination base transce... | 08/26/2008 |
| 7415277 | Mobile communication system, mobile communication method, and mobile station In a mobile communication system, a base station of a cell transmits neighboring cell information to a mobile station located in the cell. The mobile station monitors signals of neighboring cells based on the information. The neighboring cell information includes id... | 08/19/2008 |
| 7412240 | Method and system wherein handover information is broadcast in wireless local area networks A method and system wherein handover information is broadcast in a wireless local area network. Handover information is broadcast in a beacon frame thereby allowing WTRUs operating in a wireless area network to handover to available alternative systems as desired. W... | 08/12/2008 |
| 7408901 | Method and system for predictive handoff of a data session between entities A method and system for managing handoff of a cellular wireless data session between a first wireless coverage area and second wireless coverage area. A first radio network controller (RNC) predicts that handoff of the data session will soon be necessary. Radio reso... | 08/05/2008 |
| 7409214 | Cell search method for inter-system handover in a mobile station A cell search method for handover between an asynchronous mobile communication system's base station and a synchronous mobile communication system's base station. A border base station, which is an asynchronous base station neighboring a synchronous mobile communica... | 08/05/2008 |
| 7409215 | Mobile communication hand-off control system and unit When a first base station serving a mobile communication terminal in a standby mode, a first neighbor list is acquired from the first base station and stored in a memory. If the serving base station is changed in a standby mode from the first base station to a secon... | 08/05/2008 |
| 7409202 | Communications restrictions for mobile group communication devices Systems and methods for managing a mobile communication device group. A communication device sends a message from a member of a sender group and a network transmits the message to the recipient group if the identity of the sender group exists in a communication perm... | 08/05/2008 |
| 7406064 | Communication system, server, router, and mobile communications terminal Mobile terminals have the problem of large packet loss during movement because the mobile terminal has no opportunity to detect movement and generate a new care-of address until a new router advertisement is received, and also cannot register the position in the hom... | 07/29/2008 |
| 7406324 | System and method for controlling services provided to multi-mode mobile stations A multi-mode mobile station includes a first interface for wireless communication with a wireless local area network (WLAN) and a second interface for wireless communication with a wireless wide area network (WWAN). An internetwork service control system controls ho... | 07/29/2008 |
| 7406328 | System and method for configuring a software radio A system and method for configuring a software defined radio is disclosed. In an embodiment, a smart card and smart card reader are used to access layered information pre-programmed into a software defined radio. The smartcard reader extracts configuration informati... | 07/29/2008 |
| 7406536 | Dynamic power line access connection A method of connecting a power line modem to an external network. The method includes receiving, by the power line modem, a plurality of packets directly transmitted from a plurality of neighboring devices connected to the power lines, determining for each of the pl... | 07/29/2008 |
| 7403778 | System and method for controlling handover A method of, apparatus for and a computer program for controlling handover of a mobile station conducting a communications session in a mobile communications network, the network including a plurality of radio access domains, the method comprising receiving a trigge... | 07/22/2008 |
| 7403515 | Method of communicating between a user and a network A method of communicating between a user and a network, the method comprising registering with a first central control unit in a first area; registering with a second central control unit in a second area; wherein the second registration is valid concurrently with t... | 07/22/2008 |
| 7403504 | Wireless communications system, packet transmission device used in the system, and access point Access points for supporting wireless communications, a packet transmission device, and terminals for handing-over between service areas are provided. An existing terminal is provided with respect to this access point for performing a Quality of Source (QoS) guarant... | 07/22/2008 |
| 7403488 | Scheduling packet flows in multi-rate wireless local area networks A system and method schedule series of packets for transmission between terminals in a single wireless channel of a packet-switched local area network. The local area network can operate in an ad hoc mode or in infrastructure mode. A transmission rate is assigned to... | 07/22/2008 |
| 7403505 | Resource granting in multi-carrier CDMA systems In one embodiment, a multi-carrier CDMA network grants radio link resources to a mobile station by maximizing soft handoff conditions, by preserving frequency continuity with the mobile station, or by load balancing across carrier frequencies in two or more cells, o... | 07/22/2008 |
| 7403777 | Mobile communication system, mobile station and diversity handover branch control method A branch candidate selecting method by a mobile station and a diversity handover control method on a network side in DHO performance are provided which consider a maximum cable branch number and maximum radio branch number of the mobile station, when the mobile stat... | 07/22/2008 |
| 7400895 | Apparatus and method for recovering disconnected communication link in mobile communication system Disclosed is an apparatus and method for recovering a communication link between a Mobile Station (MS) and a Base Station System (BSS) in a mobile communication system when the communication link is disconnected while a communication service is in progress. When det... | 07/15/2008 |
| 7400886 | Call hand-over in a wireless local area network A method and apparatus for automatically handing over calls between a wireless LAN and a non-WLAN, with minimum or no disruption of active calls. The invention gives users flexibility in customizing hand-over preferences and allows telephony features to be transferr... | 07/15/2008 |
| 7400604 | Probing method for fast handoff in WLAN Provided is a probing method for handoff including constructing a group of neighbor access points of a current access point with which the station associated, generating subgroups of the neighbor access points by the channel assigned to the access points, probing th... | 07/15/2008 |
| 7400600 | Method of transport provision for a service to a user A telecommunications system includes a plurality of networks. At least one of the networks is a network for wireless telecommunications. Each network comprises a network controller, and the system also comprises a user controller. The user controller negotiates with... | 07/15/2008 |
| 7400605 | Method for determining when a communication device should rate shift or roam in a wireless environment Methods for improving communication performance in a wireless communication system where the wireless communication system has at least one mobile wireless communication device and a plurality of transmitter/receiver sites. The transmitter/receiver sites have a geog... | 07/15/2008 |
| 7400885 | Method and apparatus for handing over a subscriber unit between cellular communication systems The invention relates to handover of a subscriber unit (301,305) from a first cellular communication system (201) to a second cellular communication system (203). The first communication system is for example a UMTS communication system supporti... | 07/15/2008 |
| 7398087 | Private wireless network integrated with public wireless network A private wireless network is able to provide wireless telecommunication services to subscriber mobile stations that also subscribe to a public wireless network. The private wireless network includes a private base transceiver station (BTS), a private mobile switchi... | 07/08/2008 |
| 7398091 | Method and apparatus for providing a multimedia broadcast/multicast service in a visited network A communication system provides a Multimedia Broadcast/Multicast Service (MBMS) to a roaming user equipment (UE) by receiving, at a first network, a request from the UE to subscribe to an MBMS service and, in response to receiving the request, conveying to the UE a ... | 07/08/2008 |
| 7398088 | Handover method and apparatus A method (FIG. 11) and corresponding wireless communication unit (102, FIG. 5) and mobility manager (116, FIG. 6) for facilitating a handover from one communication network (106) to another communication network (108)... | 07/08/2008 |
| 7397775 | Method and apparatus for routing calls A communication unit (CU) (109, 111) network controller (113) and corresponding methods (603-609) are described that facilitate selectively routing calls. The CU includes a transceiver (403) suitable to support an air interface wit... | 07/08/2008 |
| 7397777 | Handoff control method and a mobile station employing the same There is disclosed a handoff control method for registering a CDMA mobile station in such a way that the waste of a power is prevented if successive attempts to register the station fail. If it is judged that registration fails (step S106), idle handoff is in... | 07/08/2008 |
| 7397779 | Minimizing handoffs and handoff times in wireless local area networks A method for reducing the number of channels that are scanned during a handoff situation for a wireless endpoint station in a wireless local area network (WLAN), such as an IEEE 802.11 network, by tracking past user movements within the WLAN. A suitable sequence of ... | 07/08/2008 |
| 7394789 | Handoff control method, base station controller, and base transceiver subsystem When an access terminal is handed off, requested-data-rate information based on a data rate control signal from each access terminal, average throughput of each access terminal before handoff, and a handoff request count are obtained from a base transceiver subsyste... | 07/01/2008 |
| 7394790 | Packet data transmitting method and mobile communication system using the same A packet data transmitting method and mobile communication system using the same enables transmission of common ACK/NACK information from each sector of a base station to a user entity in softer handover. The method includes receiving via at least one of the plurali... | 07/01/2008 |
| 7395063 | Method and device for a shared radio network Method and device, respectively, for determining which one of the owners of a shared radio network that a visiting mobile terminal (MT), which MT is not subscribed to any of the owners of said shared radio network, is going to be connected to, by deriving informatio... | 07/01/2008 |
| 7395065 | Routing calls to facilitate call handover A wireless communication unit (CU) (FIG. 4), corresponding network controller (FIG. 5), and methods (FIG. 8, etc) operate to route calls and facilitate a call handover from one wireless network to another. The CU comprises a transceiver 403 | 07/01/2008 |
| 7395092 | Radio network controller and mobile communication control method In a mobile communication system, same downlink signals can be transmitted to a mobile station via a plurality of base stations. A radio network controller in the mobile station includes an acquirer configured to acquire a reception quality of the downlink signal in... | 07/01/2008 |
| 7395066 | Method, system and device for improving performance during cell change The invention discloses a communication system, method and devices for controlling transmission of packets to a user equipment during cell change. The communication system is configured so that data to be transmitted to the user equipment are first transmitted, e.g.... | 07/01/2008 |
| 7392062 | Mobile radio communication system A mobile radio communication system is provided for keeping high-quality communications and preventing disconnection of a radio link in fast movement. The system includes the radio network controller provided with a storage unit and a control unit. The storage unit ... | 06/24/2008 |
| 7391752 | Method for generation of unique mobile station IDs in a 1×EVDO network A method and apparatus are presented for generating unique MSIDs for access terminals (AT) that do not present an MSID to the access network controller (ANC). The electronic serial number (ESN) of the AT is first converted to an ASCII character string representing t... | 06/24/2008 |
| 7392052 | Hard handover method and controller The invention is related to a controller of a communication system that includes a module for exchanging messages indicating a traffic channel change between communication system units before hard handover, a module for changing a downlink traffic channel, a module ... | 06/24/2008 |
| 7391753 | Method for handoff between an asynchronous CDMA base station and a synchronous CDMA base station An improved method for facilitating handoff between an asynchronous and a synchronous base station. A method for determining a pilot channel PN offset of a pilot channel transmitted by a wireless base station. In a first embodiment, the method includes correlating a... | 06/24/2008 |
| 7392051 | Handover method The invention provides a method of handing over user equipment from a source cell to a target cell in a cellular communications network. The cellular communications system comprises a plurality of control units. The method comprises the steps of receiving a message ... | 06/24/2008 |
