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 |
20090181714 | RADIO COMMUNICATION SYSTEM, RADIO BASE STATION, AND MOBILE STATION CONTROL METHOD - A radio base station includes: a table storage unit storing a table in which an E-TFCI indicating a transport format combination indicator of the physical data channel to be transmitted by a mobile station is associated with βed that is used to determine a SG and is an offset value of transmission power of the physical data channel to be transmitted by the mobile station; a parameter selector selecting the βed associated with the E-TFCI from the table; and a communication controller determining a SG based on the βed thus selected and an E-TFCI associated with the selected βed, and controlling transmission power of the mobile station by using the SG thus determined. | 07-16-2009 |
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 |
20120157142 | RADIO BASE STATION - A radio base station NodeB according to the present invention is configured, in EUL communication in “Time and Rate” system, to determine an SG to be notified to the mobile station scheduled in a next scheduling slot, based on maximum allowable reception power in the radio base station NodeB at a time of determining the SG to be notified to the mobile station scheduled in the next scheduling slot, and based on a DPCCH SIR target corresponding to respective SGs. | 06-21-2012 |
20120289238 | RADIO NETWORK CONTROLLER AND WIRELESS COMMUNICATION METHOD - A radio network controller for a wireless communication system, in which a dedicated channel and an enhanced dedicated channel are switched and assigned for an uplink for each call, includes a throughput estimation unit that estimates a throughput, wherein the throughput is expected when the enhanced dedicated channel is assigned to a call to be transmitted by a mobile station to which the dedicated channel has been assigned and/or to a call to be transmitted by a mobile station that initiates a communication; a packet access scheme selection unit that selects the enhanced dedicated channel, when the throughput estimated by the throughput estimation unit is greater than or equal to a predetermined threshold value; and a packet access scheme setting unit that sets the enhanced dedicated channel, when the packet access scheme selection unit selects the enhanced dedicated channel. | 11-15-2012 |