Patent application number | Description | Published |
20080291861 | Equipment and method for providing broadcast/multicast service in mobile communications - A communications controller according to the present invention includes a network interface, and a control unit for, when the network interface receives a request information for requesting establishment of a new multicast communications flow, judging whether or not the new multicast communications flow can be established with respect to a base station, based on communications quality parameters of the other multicast communications flows already established with a plurality of base stations, and a communications quality parameter of the new multicast communications flow, the new multicast communications flow being to be transferred by way of the base station, and establishing the new multicast communications flow if result of the judgment on the base station is YES, the new multicast communications flow being to be transferred by way of the base station. | 11-27-2008 |
20100150923 | FUSION PROTEINS OF RECOMBINANT SARS CORONAVIRUS STRUCTURAL PROTEINS, THEIR PRODUCTION AND USES - Fusion proteins of recombinant SARS coronavirus structural proteins, their production and uses are provided. An optimized SARS coronavirus S protein gene which can be highly expressed in the mammalian cell strains and SARS coronavirus S protein variants comprising deletion, modification or mutation amino acids 318-510 corresponding to SARS coronavirus S protein are also provided. | 06-17-2010 |
20110058517 | RADIO COMMUNICATION SYSTEM AND METHOD - A radio communication system for connecting mobile nodes to public network, include base stations connected to mobile nodes by radio, node registration devices connected to control the stations and register node registration information representing contents of node connection to the node registration device through the station into node information management device which is connected to public network and manages mobile node address information in registration information registered by the node registration devices. A combination of the base station and node registration device controlling the station and a combination of the station, node registration device controlling the station, other node registration device and one or a plurality of the node information management device constitute different communication routes any of which is utilized to realize connection from node to public network. | 03-10-2011 |
20110059763 | COMMUNICATION CONTROL APPARATUS - A communication control apparatus includes a receiver that receives communication conditions between each of the base stations and a mobile terminal within a serving area; and a controller that performs control over energy consumption of each of the base stations and turns on or off power supplies of wireless communication modules of a part of a plurality of wireless communication modules in each of the base stations based on the communication conditions. Further, the communication control apparatus performs control over a plurality of base stations that provide service to mobile terminals, and performs scheduling for energy consumption between networks to thereby perform energy scheduling of a mobile network realizing energy saving of the entire network. | 03-10-2011 |
20120014272 | Communication Control Server, Base Station, Terminal and Coordinated Service System and Method - A communication control server of the present invention comprises: a network interface; a memory unit in which a cluster information table and a channel state information table are stored; a channel state information recovery unit acquiring a feedback message of a user equipment within a cluster from a base station via a network interface, wherein the cluster information table holds a joint codebook shared by the base stations within the cluster, wherein the joint codebook holds an identifier for determining channel state information and a distribution of the channel state information, and wherein the feedback message includes an identifier corresponding to the channel state information of the user equipment. | 01-19-2012 |
20120094710 | DEVICE AND METHOD FOR BASE STATIONS DYNAMIC CLUSTERING IN MOBILE COMMUNICATION - Disclosed are a communication control device, a communication control method and the system thereof, which provide efficient multi-base station joint services in a mobile communication system using dynamic clustering. Optimal base station clustering is chosen according to the communication state between a terminal and each base station. The communication control device connects with multiple base stations through a network, and clusters the multiple base stations dynamically so that the clustered multiple base stations can provide services for the mobile terminal in union. The communication control device comprises: an interface, connecting with multiple base stations, receiving channel state information related to the mobile terminal from each base station; a memory unit, storing the channel state information of the mobile terminal received from the interface; a control unit, clustering each base station dynamically according to the channel state information of the mobile terminal stored in the memory unit. | 04-19-2012 |
20140219150 | BASE STATION IN CELLULAR NETWORK SYSTEM AND SLEEP CONTROL METHOD FOR BASE STATION - It is provided a base station included in a cellular network system together with other neighboring base stations, which provides information service to a user terminal. The base station comprising: a determination unit for comparing states of traffic currently provided by said base station and other neighboring base stations and determining whether said base station has the lowest traffic; an information transmission unit for sending a sleep request and a handover request for handing over the user terminal associated with said base station to one of the neighboring base stations in case where the determination unit determines that the traffic currently provided by the base station is lowest; a receiving unit for receiving feedback information sent from the one of the neighboring base stations after admission control; and an executing unit for executing sleep decision after receiving handover request permitting information from the neighboring base station. | 08-07-2014 |
20140256329 | HETEROGENEOUS CELLULAR NETWORK - Provided is a micro base station to be used in a heterogeneous cellular network. The micro base station has resources including frequency bands and time slots and being available for a user to use. The heterogeneous cellular network includes a plurality of base stations including a macro base station and the micro base station. The micro base station includes: an information acquiring part configured to acquire configuration information and load information of the micro base station, and to acquire configuration information and load information of a neighboring base station adjacent to the micro base station from the neighboring base station; and a resource selection part configured to select a part of the resources from the resources to provide the selected part of the resources to the user based on the configuration information and the load information of the micro base station and the neighboring base station. | 09-11-2014 |
20140256330 | RENEWABLE ENERGY BASE STATION AND COVERAGE ADJUSTMENT METHOD THEREFOR, AND WIRELESS CELLULAR SYSTEM - It is provided a renewable energy base station, which is used in a wireless cellular system, including: an adjustment request determining part for determining whether an adjustment to a coverage area is required; an adjustment request transceiver in case where it is determined that the adjustment to the coverage area is required, sending a coverage area adjustment request to neighboring base stations in the wireless cellular system, and receiving an adjustment request response from the neighboring base stations; an adjustment request responding part for determining whether the coverage area adjustment request from the one of the neighboring base stations is allowed in case where receiving the coverage area adjustment request from one of the neighboring base stations; and a response transmitter for sending the adjustment request response to the neighboring base stations based on a result of the determination made by the adjustment request responding part. | 09-11-2014 |
20140295839 | HYPER-CELLULAR COMMUNICATION SYSTEM - Provided are a hyper-cellular communication system and a hyper-cellular communication method for associating a user to a macro cell base station or a micro cell base station. The hyper-cellular communication system includes: a gateway, which includes a user quality of service classification index table including two parameters, namely user mobility and signaling overhead; and a resource optimization function unit for making decisions on base station association and wireless resource allocation by referring to the quality of service classification index table. | 10-02-2014 |
20140297792 | SERVER, DATA CACHING METHOD, AND COMMUNICATION SYSTEM - It is provided are a server including: a storage module for storing original files and characteristics of the original files; an encoding module for encoding the original files stored in the storage module to generate encoded symbols; an information acquisition module for communicating with at least one transmission node and acquiring state information from the at least one transmission node; a control module for calculating a number of the encoded symbols to be sent to the at least one transmission node for caching based on the characteristics of the original files stored in the storage module and the state information of the at least one transmission node acquired by the information acquisition module; and a communication module for sending the encoded symbols to the at least one transmission node based on the number of the encoded symbols calculated by the control module. | 10-02-2014 |
20140351911 | SECURE AUTHORIZATION SYSTEMS AND METHODS - Systems and methods for secure user authentication are described. In certain embodiments, a client device such as a smartphone may be provisioned with a secure key and/or other secret information. The client device may be used to generate unique secure tokens and/or other credentials used in connection with an authentication processes. A user may provide the generated tokens and/or other credentials to a service provider in connection with a request to access a managed service. The validity of the generated tokens and/or other credentials may be verified by an authentication service in communication with the service provider. | 11-27-2014 |