Patent application number | Description | Published |
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20110009064 | WIRELESS COMMUNICATION APPARATUS AND WIRELESS COMMUNICATION METHOD - A wireless communication apparatus | 01-13-2011 |
20110223948 | RADIO COMMUNICATION SYSTEM, TRANSMISSION SYSTEM, RADIO TERMINAL AND RADIO COMMUNICATION METHOD - A radio communication system ( | 09-15-2011 |
20120071199 | RADIO COMMUNICATION SYSTEM, RADIO TERMINAL, AND RADIO COMMUNICATION METHOD - A radio communication system ( | 03-22-2012 |
20120099512 | RADIO COMMUNICATION SYSTEM, RADIO BASE STATION, AND RADIO COMMUNICATION METHOD - A radio communication system ( | 04-26-2012 |
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20120142395 | RADIO COMMUNICATION SYSTEM, RADIO TERMINAL, RADIO BASE STATION AND RADIO COMMUNICATION METHOD - A radio communication system ( | 06-07-2012 |
20120218966 | RADIO COMMUNICATION SYSTEM, LOW-POWER BASE STATION, HIGH-POWER BASE STATION, RADIO TERMINAL, AND RADIO COMMUNICATION METHOD - A radio communication system ( | 08-30-2012 |
20120225688 | RADIO BASE STATION AND COMMUNICATION CONTROL METHOD - A second radio base station ( | 09-06-2012 |
20120231746 | RADIO BASE STATION AND COMMUNICATION CONTROL METHOD - A first radio base station ( | 09-13-2012 |
20120257557 | MOBILE COMMUNICATION METHOD AND RADIO TERMINAL - A mobile communication method, which configures a DRX cycle having an On duration in which a downlink signal transmitted from a serving base station is to be monitored and an Off duration other than the On duration in an RRC connected state where an RRC connection is established between a radio terminal and a radio base station, the mobile communication method comprising: a step A of transmitting, from the radio base station to the radio terminal, a paging signal for notifying the radio terminal of an incoming call to the radio terminal at a predetermined timing in the Off duration when the DRX cycle is configured; and a step B of monitoring, at the radio terminal, the paging signal at a predetermined timing in the Off duration when the DRX cycle is configured. | 10-11-2012 |
20120329497 | RADIO BASE STATION AND COMMUNICATION CONTROL METHOD - A first radio base station ( | 12-27-2012 |
20130005379 | RADIO COMMUNICATION SYSTEM, HIGH POWER BASE STATION, LOW POWER BASE STATION, AND RADIO COMMUNICATION METHOD - A wireless communication system ( | 01-03-2013 |
20130170415 | MOBILE COMMUNICATION METHOD AND RADIO TERMINAL - A mobile communication method, which configures a DRX cycle having an On duration in which a downlink signal transmitted from a serving base station is to be monitored and an Off duration other than the On duration in an RRC connected state where an RRC connection is established between a radio terminal and a radio base station, the mobile communication method comprising: a step A of transmitting, from the radio terminal to the radio base station, a timing adjustment request uplink signal through an uplink control channel, even when a radio resource of an uplink data channel has not been assigned in a case where the DRX cycle is configured; and a step B of transmitting, from the radio base station to the radio terminal, transmission timing correction information of an uplink signal, in response to the timing adjustment request uplink signal. | 07-04-2013 |
20150023238 | MOBILE COMMUNICATION METHOD AND RADIO TERMINAL - A mobile communication method, which configures a DRX cycle having an On duration in which a downlink signal transmitted from a serving base station is to be monitored and an Off duration other than the On duration in an RRC connected state where an RRC connection is established between a radio terminal and a radio base station, the mobile communication method comprising: a step A of transmitting, from the radio terminal to the radio base station, a timing adjustment request uplink signal through an uplink control channel, even when a radio resource of an uplink data channel has not been assigned in a case where the DRX cycle is configured; and a step B of transmitting, from the radio base station to the radio terminal, transmission timing correction information of an uplink signal, in response to the timing adjustment request uplink signal. | 01-22-2015 |
20150063303 | RADIO COMMUNICATION SYSTEM, LOW-POWER BASE STATION, HIGH-POWER BASE STATION, RADIO TERMINAL, AND RADIO COMMUNICATION METHOD - A radio communication system is provided with a high-power base station, a radio terminal which is located within a macro cell formed by the high-power base station, and a low-power base station which has a lower transmission output power than the high-power base station. The low-power base station sends, to the high-power base station, control information needed for the radio communication between the radio terminal and the low-power base station; the high-power base station sends, to the radio terminal, the control information received from the low-power base station; and the radio terminal performs radio communication with the low-power base station by using the control information received from the high-power base station. | 03-05-2015 |
Patent application number | Description | Published |
20130072184 | RADIO BASE STATION, RADIO COMMUNICATION SYSTEM, AND CONTROL METHOD - Upon receipt of an RLF Indication message indicating a failure in a handover where a radio base station eNB | 03-21-2013 |
20130072201 | RADIO BASE STATION, RADIO COMMUNICATION SYSTEM, AND CONTROL METHOD - A radio base station (eNB | 03-21-2013 |
20130072202 | RADIO COMMUNICATION SYSTEM, RADIO BASE STATION, AND COMMUNICATION CONTROL METHOD - A radio base station (eNB | 03-21-2013 |
20130072212 | RADIO COMMUNICATION SYSTEM, RADIO BASE STATION, AND COMMUNICATION CONTROL METHOD - A radio base station eNB | 03-21-2013 |
20130072259 | RADIO BASE STATION, RADIO COMMUNICATION SYSTEM, AND CONTROL METHOD - Disclosed is a radio base station (eNB | 03-21-2013 |
20130078993 | RADIO BASE STATION AND METHOD OF CONTROLLING THE SAME - A radio base station eNB#1 comprises: a storage unit 130 which stores a handover parameter for controlling handover, in association with location information indicating a location in a communication area of the radio base station eNB#1; and a controller 120 which detects handover failure and control the storage unit in such a way as to adjust the handover parameter associated with the location information indicating a failure-detected location being a location of a radio terminal of which the handover failure is detected. | 03-28-2013 |
20130084871 | RADIO BASE STATION AND METHOD OF CONTROLLING THE SAME - A radio base station eNB# | 04-04-2013 |
20130089060 | RADIO BASE STATION AND POWER SUPPLY CONTROL METHOD - If an unallocated PDSCH exists upon allocating downlink resource blocks to the radio terminal UE | 04-11-2013 |
20130090147 | RADIO COMMUNICATION SYSTEM, RADIO BASE STATION, AND POWER CONTROL METHOD - Wireless base station eNB | 04-11-2013 |
20130102354 | RADIO COMMUNICATION SYSTEM, RADIO BASE STATION, AND POWER CONSUMPTION CONTROL METHOD - Wireless base station eNB | 04-25-2013 |
20130115989 | RADIO COMMUNICATION SYSTEM, RADIO BASE STATION, AND BASE STATION PARAMETER-ADJUSTMENT METHOD - A radio base station (eNB | 05-09-2013 |
20130201930 | RADIO COMMUNICATION SYSTEM, RADIO BASE STATION, RADIO TERMINAL, AND RADIO COMMUNICATION METHOD - A macro-cell base station (MeNB) transmits, via a PDCCH in a first subframe, both allocation information indicating a radio resource allocated to a radio terminal (MUE) and subframe information indicating a second subframe which is later than the first subframe and in which an allocation is applied in accordance with the allocation information. The radio terminal (MUE) receives the allocation information and the subframe information from the macro-cell base station (MeNB) via the PDCCH in the first subframe. The macro-cell base station (MeNB) omits the transmission of the allocation information in the second subframe, while the reception unit on the terminal side omits the reception of the allocation information in the second subframe. | 08-08-2013 |
20140248886 | COMMUNICATION CONTROL METHOD, BASE STATION, AND USER TERMINAL - A communication control method in a mobile communication system, comprises: a step A of transmitting information from a base station having at least one cell to a neighboring base station, the information notifying that a particular cell of the base station is to be prevented from being selected as a measurement target for mobility control of a user terminal under control of the neighboring base station; and a step B of, when receiving the information from the base station at the step A, performing control by the neighboring base station based on the received information such that the user terminal under control of the neighboring base station avoids selecting the particular cell as the measurement target. | 09-04-2014 |
20140254541 | MOBILE COMMUNICATION SYSTEM AND MOBILE COMMUNICATION METHOD - A mobile communication method is applied to a mobile communication system comprising a general base station that manages a general cell and a specific base station that manages a specific cell having a coverage area smaller than a coverage area of the general cell. The mobile communication method comprises: a step A of notifying, by the general base station, the specific base station of scheduling information indicating an uplink radio resource to be assigned to general mobile terminals that are mobile terminals in a connected state in the general cell, at a time interval of a predetermined time; and a step B of notifying, by the specific base station, the general base station of general mobile terminal interference information indicating interference that the specific cell receives according to the uplink signals transmitted from the general mobile terminals at the time interval of the determined time. | 09-11-2014 |
20140286286 | COMMUNICATION CONTROL METHOD, BASE STATION, AND USER TERMINAL - A communication control method in a mobile communication system, comprises: a step A of transmitting, from a first base station, a first synchronization signal at a first frequency band in the center of a particular carrier, the first synchronization signal being for use to establish synchronization; and a step B of transmitting, from the first base station, a second synchronization signal in a second frequency band different from the first frequency band within the particular carrier, the second synchronization signal being for use to establish synchronization. | 09-25-2014 |
20140301254 | MOBILE COMMUNICATION SYSTEM, BASE STATION, AND USER TERMINAL - A mobile communication system that employs a frequency division duplex scheme, comprises: one or a plurality of UEs ( | 10-09-2014 |
20140307687 | COMMUNICATION CONTROL METHOD, MOBILE COMMUNICATION SYSTEM, AND BASE STATION - A communication control method in a mobile communication system having a first base station and a second base station having a smaller coverage area than the first base station, comprises: a step A of transmitting information indicating interference in uplink detected by the second base station, from the second base station to the first base station; a step B of performing processing by the first base station and/or the second base station to change a radio environment around the boundary of a coverage area of the second base station; and a step C of identifying an interfering user terminal in the uplink by the first base station, from first user terminals being connected with the first base station, based on radio environment information reported by the first user terminals. | 10-16-2014 |
20140376477 | MOBILE COMMUNICATION SYSTEM, BASE STATION AND COMMUNICATION CONTROL METHOD - In a mobile communication system in which a plurality of base stations included in a CoMP cooperating set allocate a same communication resource to a user terminal to perform a communication, each of the plurality of base stations comprises a notification unit that notifies another base station included in the CoMP cooperating set of a communication resource of allocation candidate for the user terminal in the base station itself; a receiver that receives a notification of a communication resource of allocation candidate for the user terminal in another base station included in the CoMP cooperating set from the other base station; and a disabling unit that performs setting to disable allocation of a communication resource of allocation candidate, depending on a reception state of the receiver. | 12-25-2014 |
20150018031 | MOBILE COMMUNICATION SYSTEM, MOBILE COMMUNICATION METHOD, AND RADIO BASE STATION - A mobile communication system of an embodiment is a system in which a plurality of radio base stations receive an uplink signal transmitted from a radio terminal coordinated with one another. Each of the plurality of radio base stations comprises: an acquisition unit that acquires a path loss between the radio terminal and the radio base station; and an interface that notifies the path loss acquired by the acquisition unit to another radio base station. At least one the radio base station of the plurality of radio base stations includes a notification unit that notifies the radio terminal of the path loss used in the transmission power control of the uplink signal, in accordance with the path losses between each of the plurality of radio base stations and the radio terminal. | 01-15-2015 |
20150029928 | MOBILE COMMUNICATION SYSTEM, BASE STATION, AND USER TERMINAL - A mobile communication system having a plurality of predefined cells that are mutually adjacent, comprises a spare cell that covers a boundary region of the plurality of predefined cells. The plurality of predefined cells use a predetermined frequency band and a first radio frame. The spare cell uses a second radio frame having a configuration different from the first radio frame so as to share the predetermined frequency band with the plurality of predefined cells through a time division. | 01-29-2015 |
20150029974 | MOBILE COMMUNICATION SYSTEM, MOBILE COMMUNICATION METHOD, AND RADIO BASE STATION - The mobile communication system is a system in which one resource block is configured by a plurality of resource elements. The mobile communication system comprises an assignment unit that divides the one resource block, and assigns the divided resource blocks to a plurality of radio terminals. A division pattern of the one resource block is decided beforehand. | 01-29-2015 |
20150043422 | COMMUNICATION CONTROL METHOD - A communication control method in a relay station that holds a donor base station list, is connected to a donor base station existing on the donor base station list, and performs relay transmission between the donor base station and a user terminal, comprises a step A of designating a neighboring base station, a step B of inquiring the neighboring base station designated in the step A of whether to accept or refuse the relay station, and a step C of updating the donor base station list in response to an inquiry result in the step B. | 02-12-2015 |
20150043463 | COMMUNICATION CONTROL METHOD, USER TERMINAL, AND BASE STATION - A communication control method is applied to a mobile communication system including a base station that transmits a downlink signal through a plurality of antenna ports, and a user terminal that feeds back precoder matrix information to the base station, the downlink signal being precoded using a precoder matrix, the precoder matrix information indicating a precoder matrix preferred to be used in a downlink. The communication control method comprises: a step A of notifying, by the user terminal, the base station of antenna port information indicating an antenna port with low degree of contribution at a time of transmission from the base station when the precoder matrix information is fed back to the base station. | 02-12-2015 |
20150045042 | MOBILE COMMUNICATION SYSTEM AND MOBILE COMMUNICATION METHOD - A non-anchor radio base station ( | 02-12-2015 |
20150049688 | COMMUNICATION CONTROL METHOD, USER TERMINAL, AND BASE STATION - A communication control method is applied to a mobile communication system including a base station that transmits a downlink signal through a plurality of antenna ports, and a user terminal that feeds back precoder matrix information to the base station, the downlink signal being precoded by using a precoder matrix, the precoder matrix information being indicating a precoder matrix preferably used in a downlink. The communication control method comprises: a step of feeding back, by the user terminal, correction value information for correcting the precoder matrix information to the base station when the precoder matrix information is fed back or after the precoder matrix information is fed back. | 02-19-2015 |
20150071199 | MOBILE COMMUNICATION SYSTEM AND MOBILE COMMUNICATION METHOD - An anchor radio base station | 03-12-2015 |