Patent application number | Description | Published |
20080207186 | RADIO CONTROL METHOD AND RADIO CONTROL APPARATUS - A radio control method is arranged to use a mobile station | 08-28-2008 |
20090059883 | RADIO BASE STATION AND METHOD OF RECEIVING PHYSICAL CONTROL CHANNEL - Provided are a radio base station and a method of receiving a physical control channel which are capable of achieving enhanced data-transmission efficiency of an uplink physical channel when a code division multiple access scheme is used. The radio base station includes: a correlation unit configured to determine a degree of correlation between a code word transmitted from the mobile device through a physical control channel and each replica of the code word, and to then select the replica having a higher degree of correlation than a predetermined degree; an identification unit configured to identify a control information piece contained in the selected replica; and a code-word replica generator configured to reduce the number of the replicas when the control information piece is identified. | 03-05-2009 |
20090092104 | RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION METHOD AND BASE STATION - In a radio communication system in which a radio terminal | 04-09-2009 |
20090092120 | RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION METHOD AND BASE STATION - A radio communication system includes: a serving cell (for example, cell A functional unit | 04-09-2009 |
20090093254 | RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION METHOD AND BASE STATION - A radio communication system includes: a serving cell (for example, cell A functional unit | 04-09-2009 |
20090093256 | RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION METHOD AND BASE STATION - The radio terminal | 04-09-2009 |
20090103479 | RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION METHOD, BASE STATION AND RADIO TERMINAL - A radio terminal | 04-23-2009 |
20090104914 | TRANSMISSION RATE CONTROL METHOD, MOBILE COMMUNICATION SYSTEM AND RADIO BASE STATION - A transmission rate control method according to the present invention includes: selecting, at the radio base station NodeB, increase-allowed mobile stations whose uplink user data transmission rate can be increased at a predetermined TTI; equally dividing, at the radio base station NodeB, an available radio resource at the predetermined TTI, based on the number of increase-allowed mobile stations or the number of E-AGCHs that can be transmitted in the cell; and adding, at the radio base station NodeB, the radio resource equally divided by a radio resource allocating unit | 04-23-2009 |
20090137242 | TRANSMISSION RATE CONTROL METHOD, MOBILE COMMUNICATION SYSTEM AND RADIO BASE STATION - A transmission rate control method including: notifying, from the mobile station UE to the radio base station NodeB, a data amount in a transmission buffer of the mobile station UE; determining, at the radio base station NodeB, a maximum allowable value that can be notified to the mobile station UE, in accordance with the data amount in the transmission buffer; calculating, at the radio base station NodeB, as a granted value to be notified to the mobile station UE, a value that does not exceed the maximum allowable value, notifying, from the radio base station Node B to the mobile station UE, the granted value calculated at the radio base station UE, by using a transmission rate control channel; and transmitting, at the mobile station UE, the uplink user data, at a transmission rate corresponding to the granted value notified from the radio base station NodeB. | 05-28-2009 |
20090147745 | RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION METHOD AND BASE STATION - A base station | 06-11-2009 |
20090191886 | TRANSMISSION RATE CONTROL METHOD AND RADIO BASE STATION - A transmission rate control method according to the present invention includes: determining, at the radio base station NodeB, a maximum granted value that can be notified to the mobile station UE, in accordance with the happy bit notified from the mobile station UE; calculating, at the radio base station NodeB, as an allowable value to be notified to the mobile station UE, a granted value not more than the maximum granted value; notifying, from the radio base station NodeB to the mobile station UE, the granted value calculated at the radio base station NodeB, by using a transmission rate control channel; and transmitting, from the mobile station UE, the uplink user data, at a transmission rate corresponding to the granted value notified from the radio base station NodeB. | 07-30-2009 |
20090191887 | TRANSMISSION RATE CONTROL METHOD AND RADIO BASE STATION - A transmission rate control method according to the present invention includes: determining, at the radio base station NodeB, a maximum granted value that can be notified to the mobile station UE, in accordance with a throughput at which the uplink user data transmitted from the mobile station UE to the radio base station NodeB is successfully received at a point of time; calculating, at the radio base station NodeB, as an allowable value to be notified to the mobile station UE, a granted value not more than the maximum granted value; notifying, from the radio base station NodeB to the mobile station UE, the granted value calculated at the radio base station NodeB, by using a transmission rate control channel; and transmitting, from the mobile station UE, the uplink user data, at the transmission rate corresponding to the granted value notified from the radio base station NodeB. | 07-30-2009 |
20090196246 | MOBILE COMMUNICATION METHOD, MOBILE COMMUNICATION SYSTEM, AND RADIO BASE STATION - A mobile communication method according to the present invention includes: notifying, from a MAC-e functional unit | 08-06-2009 |
20090197633 | MOBILE COMMUNICATION METHOD, MOBILE COMMUNICATION SYSTEM AND RADIO NETWORK CONTROLLER - A mobile communication method includes: (A) assigning, at a radio network controller, a channelization code and a transmission timing for the mobile station on the basis of a status of use of a channelization code and a transmission timing in a sector other than a specific sector when the mobile station sets a radio link with the radio base station in the specific sector; and (B) notifying, from the radio base station, the mobile station of the transmission power control information via the transmission power control channel using the channelization code and the transmission timing assigned at the radio network controller. | 08-06-2009 |
20090201856 | RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION METHOD, AND BASE STATION - A base station includes a first selecting unit that selects a reduction target terminal, a first calculating unit that calculates a reduction amount of assigned transmission rate assigned to the reduction target terminal, a second selecting unit that selects an increase target terminal, a second calculating unit that calculates an increase amount of the assigned transmission rate assigned to the increase target terminal, and a transmitting unit that transmits transmission rate control date to a radio terminal. The second selecting unit selects the increase target terminal and the second calculating unit calculates the increase amount when the reduction target terminal is not selected by the first selecting unit. | 08-13-2009 |
20090201870 | MOBILE COMMUNICATION METHOD, MOBILE COMMUNICATION SYSTEM AND RADIO BASE STATION - A mobile communication method according to the present invention includes: controlling, at the radio base station NodeB, the transmission power in the DPCCH by use of an inner loop transmission power control based on a target SIR; transmitting, at the mobile station UE, the uplink packet, at the transmission power in the E-DPDCH, the transmission power being determined based on the SG and the transmission power in the DPCCH; and determining, at the radio base station NodeB, the target SIR, by use of an outer loop transmission power control based on a HARQ transmission number and a reception result of an uplink packet transmission of the HARQ transmission number, the HARQ transmission number indicating what number transmission in the HARQ retransmission control is the uplink packet transmission. | 08-13-2009 |
20090274108 | RADIO BASE STATION AND MOBILE COMMUNICATION METHOD - A radio base station according to the present invention includes: a determiner determining a transfer rate of data transferred from the radio network controller to the radio base station, based on a predetermined bandwidth of a wired transmission path, a bandwidth of the wired transmission path not being used, and a bandwidth of the wired transmission path being used by the mobile station; and a notifier notifying the radio network controller of the determined transfer rate. | 11-05-2009 |
20110306308 | RADIO NETWORK CONTROLLER AND COMMUNICATION CONTROL METHOD - A radio network controller | 12-15-2011 |
20120034947 | TRANSMISSION POWER CONTROL SYSTEM, BASE STATION, AND TRANSMISSION POWER CONTROL METHOD - A transmission power determination system configured to control a transmission power of a radio signal transmitted by a small base station in a mobile communication network including a general base station forming a predetermined cell and the small base station forming a small cell smaller in size than the predetermined cell, the transmission power determination system comprising: a reception power acquisition unit configured to acquire a reception power of a radio signal from one of a different small base station or the general base station, which can be received by the small base station; a determination unit configured to determine one of the different small base station and the general base station which transmits the radio signal acquired by the reception power acquisition unit; a pathloss value calculation unit configured to calculate, when it is determined by the determination unit that the radio signal is transmitted from the different small base station, pathloss value between the different small base station and the small base station based on a difference between a transmission power of the radio signal from the different small base station and the reception power of the radio signal from the different small base station acquired by the reception power acquisition unit; and a transmission power determination unit configured to determine the transmission power of the radio signal transmitted by the small base station, based on the pathloss value calculated by the pathloss value calculation unit. | 02-09-2012 |
20120155392 | COMMUNICATION METHOD, COMMUNICATION SYSTEM, AND CONTROL APPARATUS - Disclosed is a communication method for switching between a first connection state, in which a data unit is transmitted in a first size, and a second connection state, in which a data unit is transmitted in a second size which is larger than the first size. The communication method comprises a step of maintaining the size of a data unit at the first size in a case where there is a transition from the first connection state to the second connection state after there had been a transition from the second connection state to the first connection state. | 06-21-2012 |
20130028187 | MOBILE COMMUNICATION SYSTEM, NETWORK DEVICE, AND MOBILE COMMUNICATION METHOD - During a transition procedure from a first communication system to a second communication system, when the priority of a second communication call, whose setup is requested, is the first priority, the second communication system does not set up the bearer of a first communication call between the second communication system and the mobile communication terminal, and notifies the first communication system that the setup of the first communication is not possible, but the setup of the second communication call is possible. When notified that the setup of the first communication is not possible, but the setup of the second communication call is possible, the first communication system aborts the handover procedure, and instructs the mobile communication terminal to switch to the second communication system by another procedure. | 01-31-2013 |