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Minami Ishii, Yokohama-Shi JP

Minami Ishii, Yokohama-Shi JP

Patent application numberDescriptionPublished
20090010209NOTIFICATION EQUIPMENT, TERMINAL EQUIPMENT, COMMUNICATION SYSTEM AND COMMUNICATION METHOD - A notification equipment comprises a transmission data determination unit configured to determine whether transmission data to be transmitted to a terminal equipment is first transmission data or repeated transmission data, an instruction data generator configured to generate identification instruction data indicating that the transmission data is the first transmission data or the repeated transmission data based on a transmission data determination result by the transmission data determination unit, and an instruction data transmitter configured to transmit the identification instruction data to the terminal equipment.01-08-2009
20090028113RADIO NETWORK CONTROLLER, MOBILE STATION, AND MOBILE COMMUNICATION METHOD - A radio network controller comprises a cell selector configured to select a cell to use by a mobile station after data reception, and a mobile station controller configured to control the mobile station to communicate by radio using the cell selected by the cell selector after the data reception.01-29-2009
20090207814RADIO COMMUNICATIONS SYSTEM, RADIO NETWORK CONTROLLER AND BASE STATION - The present invention relates to a radio communications system which transmits same downlink information to a plurality of cells by using downlink common channels. The radio communications system includes a radio network controller and a base station. The radio communications system is configured to measure delays between the time when the radio network controller transmits the downlink information and the time when the base station transmits the downlink information to each of the plurality of cells; and to control timing for transmitting the downlink information to each of the plurality of cells by the base station in accordance with measured delays.08-20-2009
20100136992MOBILE COMMUNICATION METHOD, RADIO BASE STATION, MOBILE STATION, AND PROCESSOR - A mobile communication method according to the present invention includes the steps of: determining to change a reception cycle of a downlink data signal in the mobile station, from a continuous reception cycle to a discontinuous reception cycle; releasing the uplink dedicated resources being allocated to the mobile station (UE), in response to a result of the determination; and establishing uplink or downlink synchronization between the radio base station (eNB) and the mobile station (UE), and setting up the uplink dedicated resources, when transmission of an uplink data signal or a downlink data signal is to be resumed.06-03-2010
20100232366BASE STATION APPARATUS AND PACKET SCHEDULING METHOD - The object can be achieved by providing a base station apparatus with: priority calculation means configured to calculate priority of a user in packet scheduling; priority correction means configured to correct priority calculated by the priority calculation means according to a discontinuous reception state; and a scheduler configured to determine a user to which data should be transmitted based on the priority corrected by the priority correction means.09-16-2010
20100260143RADIO COMMUNICATION SYSTEM AND RADIO COMMUNICATION METHOD - A radio communication system includes an EPC 10-14-2010
20110300869RADIO ACCESS NETWORK APPARATUS, MOBILE STATION AND HANDOVER CONTROL METHOD - A radio access network apparatus includes; a receiver unit 12-08-2011
20110319116BASE STATION, MOBILE STATION, SYNCHRONIZATION CONTROL METHOD, AND IC CHIP - A radio communication method in which a mobile station receives signaling information transmitted by a base station via a shared control channel, detects a presence/absence of data addressed to the mobile station, demodulates a shared data channel when the data is present, and receives data transmitted by the base station. The method includes the steps of transmitting, from the base station to the mobile station, a synchronization request via the shared control channel and transmitting, at the mobile station, feedback information including channel quality information, as a response to the synchronization request, via a random access channel. The method also includes generating, at the base station, timing advance information when receiving the feedback information, and transmitting, from the base station to the mobile station, the timing advance information, and adjusting, at the mobile station, a transmission timing of uplink data based on the timing advance information.12-29-2011

Patent applications by Minami Ishii, Yokohama-Shi JP