Patent application number | Description | Published |
20080268859 | METHOD AND DEVICE FOR RESOURCE ALLOCATION CONTROL IN RADIO COMMUNICATIONS SYSTEM - A resource allocation control method and device that can reduce inter-cell interference in a radio communications system are provided. According to a method for resource allocation control between a plurality of cells in a radio communications system, radio communication devices respectively controlling at least two cells notify information about control resources of its own cell to each other. In the resources of its own cell, each of the radio communication devices sets a buffer resource within a predetermined resource range corresponding to a control resource of the other cell. At a request for information transmission in its own cell, each of the radio communication devices restricts the allocation of the set buffer resource. | 10-30-2008 |
20080268893 | CONTROL METHOD AND DEVICE OF UPLINK ACCESS TRANSMISSION POWER IN RADIO COMMUNICATIONS SYSTEM - A control method and device for uplink access transmission power are provided that can control inter-cell interference in a radio communications system. In a radio communications system including a plurality of radio communication devices which control a plurality of cells respectively, each radio communication device detects an uplink access delay in its own cell, compares the uplink access delay with a target delay, and, based on the result of this comparison, controls a value related to uplink access transmission power. | 10-30-2008 |
20080285477 | Radio Communication Method and System Capable of Reducing Inter-Cell Interference, and Its Mobile Station and Base Station - There is provided a radio communication method capable of reducing inter-cell interference. | 11-20-2008 |
20090017836 | Capacity Scheduling Method and System - Flow capacity controllers (FCC) are provided in each mobile station to compute an uplink capacity for each data flow according to a QoS. A capacity request controller (CRC) changes a capacity request in consideration of the priority level of each data flow and transmits the changed capacity request to the base station. A capacity scheduler (CS) provided in the base station computes an allowable capacity according to the capacity request and transmits the capacity allocation from the base station to the mobile station. | 01-15-2009 |
20090034481 | CODE SEQUENCE TRANSMISSION METHOD, WIRELESS COMMUNICATION SYSTEM, TRANSMITTER, AND RECEIVER - A code sequence transmission method capable of improving system throughput and user throughput by improving power utilization efficiencies of a control channel and a data channel including a plurality of signals having different required qualities is provided. In a mobile station, a bit sequence of a TFCI is transmitted within one frame a plurality of times repeatedly the bit sequence of each TFCI is multiplied by one bit of a bit sequence of an SI, a multiplication result is transmitted. It is thereby possible to transmit both the TFCI and the SI without providing a signal field of the SI in each frame. | 02-05-2009 |
20090086673 | METHOD AND DEVICE FOR ALLOCATING COMMON CHANNEL RESOURCES - A resource allocation method and device are provided that can achieve uniform loads on and stable quality of a common channel available to mobile stations having no dedicated channels. A method for allocating common channel resources in a system in which a plurality of first radio communication devices transmit data to a second radio communication device over a common channel, based on first resource allocation information, includes: by the second radio communication device, transmitting second resource allocation information to at least one of the first radio communication devices; and by each of the first radio communication devices, transmitting data to the second radio communication device over the common channel, based on any one of the first resource allocation information and the second resource allocation information. | 04-02-2009 |
20090161587 | MOBILE COMMUNICATION SYSTEM, BASE STATION, MOBILE STATION, AND POWER-SAVING TRANSMISSION AND RECEPTION METHOD USED IN THEM - There is provided a mobile communication system that can prevent a situation in which, although there is no occasion to receive packets for a mobile station, the reception processing is continued and useless power is undesirably consumed. The mobile communication system includes a base station that repeats a transmission period and a transmission halt period with a constant control cycle, and mobile station that repeats a reception period and a reception halt period with a constant control cycle (antenna, duplexer, reception unit, user data separation unit, packet transmission determination unit, reception period determination unit, packet reception determination unit, and signal synthesis unit). The mobile station alternately repeats the reception period and reception halt period, sends the reception result to the base station, and starts the reception period according to the start of the transmission period of the base station to receive packets. In case all the packets cannot be correctly received during the reception period, the reception period is extended by a predetermined period in the control cycle. Furthermore, in case all the packets can be correctly received during the reception period, the mobile station transfers to the reception halt period to halt the reception. | 06-25-2009 |
20090201885 | RADIO COMMUNICATION SYSTEM, MOBILE STATION, BASE STATION, RADIO COMMUNICATION SYSTEM CONTROL METHOD USED FOR THE SAME, AND PROGRAM OF THE SAME - The mobile station | 08-13-2009 |
20090316663 | TRANSMISSION POWER CONTROL METHOD OF UPLINK PACKET DATA TRANSMISSION - A mobile station (MS) transmits a first data flow to a first group of base stations with a first power offset, transmits a second data flow to a second group of base stations, and further transmits a pilot signal. A radio network controller (RNC) controls the power of the pilot signal power based on reception errors of the second data flow, calculates the first power offset based on signaled required level of the first power offset from base stations (BTS) of the first group which calculate the required level of the first power offset based on an occurrence of retransmission, and signals the calculated first power offset to the mobile station. | 12-24-2009 |
20090325627 | TRANSMISSION POWER CONTROL METHOD OF UPLINK PACKET DATA TRANSMISSION - A mobile station (MS) transmits a first data flow to a first group of base stations with a first power offset, transmits a second data flow to a second group of base stations, and further transmits a pilot signal. A radio network controller (RNC) controls the power of the pilot signal power based on reception errors of the second data flow, calculates the first power offset based on signaled required level of the first power offset from base stations (BTS) of the first group which calculate the required level of the first power offset based on an occurrence of retransmission, and signals the calculated first power offset to the mobile station. | 12-31-2009 |
20100118847 | WIRELESS COMMUNICATION TERMINAL, ACCESS POINT EQUIPMENT, WIRELESS COMMUNICATION SYSTEM, AND METHOD FOR PROVIDING AND EXTRACTING DATA - A wireless communication system includes a first network including a base station, a second network including a second base station, and a data providing server. The second base station extracts a first identification data to identify the base station by receiving a radio wave transmitted from the base station. The data providing server collects the first identification data from the second base station and a second identification data to identify the second base station, and provides the second identification data for a wireless communication terminal connected to the first network. | 05-13-2010 |
20100128663 | SIGNAL TRANSMISSION METHOD, RADIO COMMUNICATION SYSTEM, COMMUNICATION STATION, MOBILE STATION, AND BASE STATION - When an RG received from a base station is UP, a mobile station compares E-TFC currently used by a HARQ process for transmitting a signal to the base station from the mobile station with E-TFC previously used for transmission by the same HARQ process. When they are identical, the accumulation information is incremented by one. When selecting E-TFC used for transmission, the HARQ process of the mobile station tales the accumulation information into consideration. Thus, when the accumulation is incremented, the HARQ process selects E-TFC of a level incremented by one and accordingly, the transfer rate of the mobile station is increased and the user throughput is improved. | 05-27-2010 |
20100157885 | SYNCHRONIZATION SYSTEM AND SYNCHRONIZING METHOD FOR PLURALITY OF BASE STATIONS AND MOBILE STATION IN A FORWARD LINK WIRELESS TRANSMISSION - There is provided a radio communication system in which a mobile station which has decided to switch a base station can immediately be synchronized with the base station to which switching is to be made. Each of the base stations creates a synchronization signal for the mobile station to synchronize with the base station from an upstream pilot signal received from the mobile station, creates upstream propagation quality information from the upstream pilot signal, and creates a downstream control signal including the synchronization information and the upstream propagation quality information, and transmits them. The mobile stations creates an upstream pilot signal, transmits the signal, receives a signal including a downstream control signal from each of the base stations, extracts the upstream propagation quality and information on synchronization with the base stations from the received downstream control signal, and selects an optimal base station from the received upstream propagation quality as a new current base station. If the selected base station is different from the current base station, the transmission timing of the upstream pilot signal is modified to the transmission timing based on the synchronization information extracted from the downstream control signal of the selected base station and transmitted. | 06-24-2010 |
20100172263 | TRANSPORT FORMAT COMBINATION SELECTING METHOD, WIRELESS COMMUNICATION SYSTEM, AND MOBILE STATION - In a method of selecting a transport format combination according to the present invention, a mobile station calculates the transmission power of a first physical channel using a first TFC with respect to each of first TFCs, and determines whether the mobile station is in a transmission capable state or not. Then, the mobile station calculates the sum of the transmission power of first and second physical channels using first and TFCs, with respect to each of combinations of the first and second TFCs, and determines whether the mobile station is in the transmission capable state or not. Then, the mobile station selects a first TFC from the first TFCs wherein the mobile station is in the transmission capable state. Then, the mobile station selects a second TFC from the second TFCs which are included in combinations wherein the mobile station is in the transmission capable state among the combinations including the selected first TFC. Thereafter, the mobile station transmits data in the first and second physical channels using the selected first and second TFCs, respectively. | 07-08-2010 |
20100189045 | MOBILE COMMUNICATION SYSTEM AND COMMUNICATION CONTROL METHOD - A communication control method is provided which improves a wireless resource usage rate, is available to recognize a variation in wireless resource state in advance, and is available to control communication in accordance with the variation in a mobile communication system in which an MBMS and an HSDPA coexist and the same wireless resource is shared and used. A MAC-m transmits information related to a wireless resource used on an MBMS transport channel at a transmission timing of a base station to a MAC-hs before the transmission timing. The MAC-hs receives the information related to the wireless resource of the MBMS transport channel from the MAC-m. The MAC-hs calculates a wireless resource which can be used applied to data of a HSDPA transport channel at the transmission timing with using the information related to the wireless resource of the MBMS transport channel and a wireless resource to which the HSDPA transport channel is allocated. The MAC-hs controls communication of the data in accordance with the wireless resource of the calculation result. | 07-29-2010 |
20100240384 | RESOURCE ALLOCATION METHOD IN COMMUNICATION SYSTEM, RESOURCE ALLOCATION SYSTEM, AND BASE STATION USED FOR THE SAME - The present invention aims to provide a resource allocation method in a communication system that can effectively suppress a transmission delay. Provided is a resource allocation system in a communication system which includes a terminal | 09-23-2010 |
20100260340 | COMMUNICATION SYSTEM, RESPONSE NOTIFYING METHOD AND APPARATUS - To solve a problem that unless all of a plurality of AICH signature states are correctly decoded, the contents of reception results cannot be recognized and the error rate of signature decoding will be high. In this embodiment, a base station uses, out of a signature combination, the signature of at least one predetermined position to indicate information containing a preamble reception result and uses the signature of a position other than the predetermined position to indicate a transmission profile information number of an uplink channel for notification to a user equipment. Thus, the error rate related to reception results can be reduced as compared with the case where a single signature combination is used to notify all pieces of information. | 10-14-2010 |
20100267378 | RADIO COMMUNICATION SYSTEM, METHOD AND PROGRAM - When a mobile terminal experienced a radio link failure in a first cell and establishes a re-connection in a second cell within a predefined time and/or within a preset movement distance from the time of the radio link failure, the mobile terminal reports at least one of the information regarding a first cell and the information regarding a second cell. | 10-21-2010 |
20100311415 | RADIO COMMUNICATION SYSTEM AND METHOD - A mobile station is configured to use, a reception quality of GPS electric wave received by a mobile station, time needed in obtaining GPS location information (or the reception quality of preset television or radio broadcasting) as surrounding environmental information of the mobile station and to control, based on the surrounding environmental information, measurement of a link status (reception quality) and/or reporting of the measurement to a base station. A report from the mobile station is transmitted via the base station and a gateway to a management server which optimizes radio parameter based on the report. | 12-09-2010 |
20110003560 | RADIO COMMUNICATION SYSTEM, COMMUNICATION APPARATUS, RADIO COMMUNICATION NETWORK SYSTEM AND METHOD THEREFOR - A radio communication system provided with a communication device and a radio communication network system is characterized by comprising a transmission delay estimate information transmitting means for transmitting transmission delay estimate information to the radio communication network system when the transmission condition of the transmission delay estimate information is met. | 01-06-2011 |
20110007700 | COMMUNICATION SYSTEM, MOBILE STATION, BASE STATION, RESPONSE DECISION METHOD, RESOURCE CONFIGURATION DECISION METHOD, AND PROGRAM - It is possible to solve the problem that a downstream control information amount is significantly increased if allocation information is periodically reported because no allocation method of a default E-DCH resource configuration is defined for a preamble signature. A base station and a mobile station decide a default resource configuration by using a total number of resource configurations or a value obtained from the total number. | 01-13-2011 |
20110128903 | RADIO COMMUNICATION SYSTEM, METHOD, PROGRAM, BASE STATION APPARATUS, MULTI-CELL/MULTICAST COOPERATION CONTROL APPARATUS - Disclosed is a radio communication system in which transmission parameters, such as MCS of MBSFN, the number of subframes, and a transmission power of a reserved cell, are adaptively output, based on a unicast traffic volume in a MBSFN area, a number of terminals, and a number of cells of the MBSFN area, so that a system throughput in the MBSFN area is maximized while satisfying an MBSFN quality requirement condition. | 06-02-2011 |
20110190016 | RADIO COMMUNICATION SYSTEM AND METHOD - A base station determines a report execution probability of a mobile station reporting to the base station a monitor result on the radio link acquired by the mobile station in accordance with traffic on the radio link and/or the number of reports made on the monitor results. The mobile station prohibits or makes reporting to the base station in accordance with the large/small relationship between a random number generated and the report execution probability. A management server prohibits reporting from the mobile station on the cell basis or on the GPS location—cell pair basis. | 08-04-2011 |
20110256824 | WIRELESS COMMUNICATION SYSTEM, COMMUNICATION CONTROL METHOD, RADIO BASE STATION, RADIO TERMINAL, AND STORAGE MEDIUM - Even when a radio terminal cannot receive content data from a base station to which the radio terminal serves, the radio terminal receives the content data from other base station. A wireless communication system ( | 10-20-2011 |
20110261743 | WIRELESS COMMUNICATION SYSTEM, COMMUNICATION CONTROL METHOD, RADIO BASE STATION, RADIO TERMINAL, AND STORAGE MEDIUM - Even when a radio terminal cannot receive contents data from a serving base station, the radio terminal can receive the contents data from other base station. A wireless communication system includes a radio terminal, a serving radio base station to which the radio terminal serves, and a non-serving radio base station to which the radio terminal does not serve. The serving radio base station receives, from the non-serving radio base station, contents-related information concerning contents data to be broadcasted or multicasted by said non-serving radio base station, and transmits the received contents-related information to the radio terminal. | 10-27-2011 |
20110269497 | TRANSPORT FORMAT COMBINATION SELECTING METHOD, WIRELESS COMMUNICATION SYSTEM, AND MOBILE STATION - In a method of selecting a transport format combination according to the present invention, a mobile station calculates the transmission power of a first physical channel using a first TFC with respect to each of first TFCs, and determines whether the mobile station is in a transmission capable state or not. Then, the mobile station calculates the sum of the transmission power of first and second physical channels using first and TFCs, with respect to each of combinations of the first and second TFCs, and determines whether the mobile station is in the transmission capable state or not. Then, the mobile station selects a first TFC from the first TFCs wherein the mobile station is in the transmission capable state. Then, the mobile station selects a second TFC from the second TFCs which are included in combinations wherein the mobile station is in the transmission capable state among the combinations including the selected first TFC. Thereafter, the mobile station transmits data in the first and second physical channels using the selected first and second TFCs, respectively. | 11-03-2011 |
20120069809 | METHOD AND DEVICE FOR ALLOCATING COMMON CHANNEL RESOURCES - A resource allocation method and device are provided that can achieve uniform loads on and stable quality of a common channel available to mobile stations having no dedicated channels. A method for allocating common channel resources in a system in which a plurality of first radio communication devices transmit data to a second radio communication device over a common channel, based on first resource allocation information, includes: by the second radio communication device, transmitting second resource allocation information to at least one of the first radio communication devices; and by each of the first radio communication devices, transmitting data to the second radio communication device over the common channel, based on any one of the first resource allocation information and the second resource allocation information. | 03-22-2012 |
20120076066 | TRANSMISSION POWER CONTROL METHOD OF UPLINK PACKET DATA TRANSMISSION - A mobile station (MS) transmits a first data flow to a first group of base stations with a first power offset, transmits a second data flow to a second group of base stations, and further transmits a pilot signal. A radio network controller (RNC) controls the power of the pilot signal power based on reception errors of the second data flow, calculates the first power offset based on signaled required level of the first power offset from base stations (BTS) of the first group which calculate the required level of the first power offset based on an occurrence of retransmission, and signals the calculated first power offset to the mobile station. | 03-29-2012 |
20120113929 | Method and Device for Resource Allocation Control in Radio Communications System - A resource allocation control method and device that can reduce inter-cell interference in a radio communications system are provided. According to a method for resource allocation control between a plurality of cells in a radio communications system, radio communication devices respectively controlling at least two cells notify information about control resources of its own cell to each other. In the resources of its own cell, each of the radio communication devices sets a buffer resource within a predetermined resource range corresponding to a control resource of the other cell. At a request for information transmission in its own cell, each of the radio communication devices restricts the allocation of the set buffer resource. | 05-10-2012 |
20120163193 | MOBILE COMMUNICATION SYSTEM, BASE STATION, MOBILE STATION, AND POWER-SAVING TRANSMISSION AND RECEPTION METHOD USED IN THEM - Provided is a mobile station which communicates with a base station using a radio channel, the mobile station comprising: a switching unit configured to switch from a packet reception period, during which packet reception can be executed, to a packet reception halt period, during which packet reception is halted; a transmission unit configured to transmit, to the base station, a result of receiving a packet sent from the base station, as a reception result notification signal; a packet reception determination unit configured to determine a packet reception fault; and a reception period determination unit configured to extend the packet reception period if the packet reception fault is determined by the packet reception determination unit. | 06-28-2012 |
20120252519 | WIRELESS COMMUNICATION SYSTEM, ITS BASE STATION AND MOBILE STATION, COMMUNICATION SYNCHRONIZATION MANAGEMENT METHOD AND TIMER CONTROL PROGRAM THEREFOR - A mobile station which performs communication with a base station, the mobile station including: a timer timing a period to judge whether an uplink signal to the base station is synchronized, wherein the period is set by the base station for each of a plurality of mobile stations, wherein the timer restarts timing the period in response to receiving a timing adjustment value from the base station. | 10-04-2012 |
20120276908 | SYNCHRONIZATION SYSTEM AND SYNCHRONIZING METHOD FOR PLURALITY OF BASE STATIONS AND MOBILE STATION IN A REVERSE LINK WIRELESS TRANSMISSION - There is provided a wireless communication system which can synchronize a mobile station with a destination base station in response to the mobile station determining to switch base stations. Each base station generates synchronization information to synchronize the mobile station with the base station from a reverse pilot signal received from the mobile station, generates reverse propagation quality information from the reverse pilot signal, and generates and transmits a control signal including the synchronization information and the reverse propagation quality information. A mobile station generates and transmits a reverse pilot signal, receives a signal including the control signal from each of the base stations. | 11-01-2012 |
20120287920 | WIRELESS COMMUNICATION SYSTEM, ITS BASE STATION AND MOBILE STATION, COMMUNICATION SYNCHRONIZATION MANAGEMENT METHOD AND TIMER CONTROL PROGRAM THEREFOR - The present invention provides a wireless communication system which can reduce the probability that a latency before data transmission increases when a mobile station that is actually in sync is judged to be out of sync based on a timeout of the timer used for judging whether a mobile station is in a deemed in-sync state or in a deemed out-of-sync state. A base station of a wireless communication system which performs communication between a mobile station and the base station, includes a timer unit which sets a period for judging whether an uplink signal from the mobile station is synchronized; and a timer control unit which is capable of determining the period for each of mobile stations and notifies the period to each of the mobile station upon RRC establishment or RRC re-establishment. | 11-15-2012 |
20130012189 | RADIO COMMUNICATION SYSTEM AND METHOD - A mobile station determines, in accordance with reception quality of a radio signal from a base station, a measurement cycle of a predetermined measurement on a link status and/or on/off of the predetermined measurement and controls execution of the predetermined measurement based on the determination. | 01-10-2013 |
20130064208 | RADIO COMMUNICATION SYSTEM, COMMUNICATION APPARATUS, RADIO COMMUNICATION NETWORK SYSTEM AND METHOD THEREFOR - A radio communication system provided with a communication device and a radio communication network system is characterized by comprising a transmission delay estimate information transmitting means for transmitting transmission delay estimate information to the radio communication network system when the transmission condition of the transmission delay estimate information is met. | 03-14-2013 |
20130065630 | TRANSPORT FORMAT COMBINATION SELECTING METHOD, WIRELESS COMMUNICATION SYSTEM, AND MOBILE STATION - A mobile station calculates the transmission power of a first physical channel using each of first TFCs, and determines whether the mobile station is in a transmission capable state or not. Then, the mobile station calculates the sum of the transmission power of first and second physical channels, with respect to each of combinations of the first and second TFCs, and determines whether the mobile station is in the transmission capable state or not. Then, the mobile station selects a first TFC from the first TFCs wherein the mobile station is in the transmission capable state. Then, the mobile station selects a second TFC from the second TFCs which are included in combinations wherein the mobile station is in the transmission capable state among the combinations including the selected first TFC. Thereafter, data is transmitted using the selected first and second TFCs, respectively. | 03-14-2013 |
20130229970 | RADIO COMMUNICATION SYSTEM, METHOD, PROGRAM, BASE STATION APPARATUS, MULTI-CELL/MULTICAST COOPERATION CONTROL APPARATUS - Disclosed is a radio communication system in which transmission parameters, such as MCS of MBSFN, the number of subframes, and a transmission power of a reserved cell, are adaptively output, based on a unicast traffic volume in a MBSFN area, a number of terminals, and a number of cells of the MBSFN area, so that a system throughput in the MBSFN area is maximized while satisfying an MBSFN quality requirement condition. | 09-05-2013 |
20130301506 | MOBILE COMMUNICATION SYSTEM, BASE STATION, MOBILE STATION, AND POWER-SAVING TRANSMISSION AND RECEPTION METHOD USED IN THEM - Provided is a mobile station which communicates with abase station using a radio channel, the mobile station comprising: a switching unit configured to switch from a packet reception period, during which packet reception can be executed, to a packet reception halt period, during which packet reception is halted; a transmission unit configured to transmit, to the base station, a result of receiving a packet sent from the base station, as a reception result notification signal; a packet reception determination unit configured to determine a packet reception fault; and a reception period determination unit configured to extend the packet reception period if the packet reception fault is determined by the packet reception determination unit. | 11-14-2013 |
20140023024 | COMMUNICATION SYSTEM, MOBILE STATION, BASE STATION, RESPONSE DECISION METHOD, RESOURCE CONFIGURATION DECISION METHOD, AND PROGRAM - It is possible to solve the problem that a downstream control information amount is significantly increased if allocation information is periodically reported because no allocation method of a default E-DCH resource configuration is defined for a preamble signature. A base station and a mobile station decide a default resource configuration by using a total number of resource configurations or a value obtained from the total number. | 01-23-2014 |
20140064224 | TRANSPORT FORMAT COMBINATION SELECTING METHOD, WIRELESS COMMUNICATION SYSTEM, AND MOBILE STATION - Methods of selecting a transport format combination are provided. For example, a method comprises calculating the transmission power of a first physical channel using each of first TFCs, and determines whether a mobile station is in a transmission capable state. The method also comprises calculating the sum of the transmission power of first and second physical channels using first and second TFCs, with respect to each of combinations of first and second TFCs, and determines whether the mobile station is in the transmission capable state. The method also comprises selecting first TFC from the first TFCs wherein the mobile station is in the transmission capable state and selecting a second TFC from the second TFCs which are included in combinations wherein the mobile station is in the transmission capable state among the combinations including the selected first TFC. The data is transmitted using the selected first and second TFCs, respectively. | 03-06-2014 |
20140105161 | MOBILE COMMUNICATION SYSTEM AND COMMUNICATION CONTROL METHOD - A communication control method is provided which improves a wireless resource usage rate, is available to recognize a variation in wireless resource state in advance, and is available to control communication in accordance with the variation in a mobile communication system in which an MBMS and an HSDPA coexist and the same wireless resource is shared and used. A MAC-m transmits information related to a wireless resource used on an MBMS transport channel at a transmission timing of a base station to a MAC-hs before the transmission timing. The MAC-hs receives the information related to the wireless resource of the MBMS transport channel from the MAC-m. The MAC-hs calculates a wireless resource which can be used applied to data of a HSDPA transport channel at the transmission timing with using the information related to the wireless resource of the MBMS transport channel and a wireless resource to which the HSDPA transport channel is allocated. The MAC-hs controls communication of the data in accordance with the wireless resource of the calculation result. | 04-17-2014 |
20140112238 | WIRELESS COMMUNICATION SYSTEM, COMMUNICATION CONTROL METHOD, RADIO BASE STATION, RADIO TERMINAL, AND STORAGE MEDIUM - Even when a radio terminal cannot receive content data from a base station to which the radio terminal serves, the radio terminal receives the content data from other base station. A wireless communication system ( | 04-24-2014 |
20140140274 | SYSTEM AND METHOD FOR CONTROLLING HIGH-SPEED WIRELESS PACKET BETWEEN UPLINK AND DOWNLINK TRANSMISSIONS - The mobile station | 05-22-2014 |
20140169258 | RADIO COMMUNICATION SYSTEM, METHOD, PROGRAM, BASE STATION APPARATUS, MULTI-CELL/MULTICAST COOPERATION CONTROL APPARATUS - Disclosed is a radio communication system in which transmission parameters, such as MCS of MBSFN, the number of subframes, and a transmission power of a reserved cell, are adaptively output, based on a unicast traffic volume in a MBSFN area, a number of terminals, and a number of cells of the MBSFN area, so that a system throughput in the MBSFN area is maximized while satisfying an MBSFN quality requirement condition. | 06-19-2014 |
20140307709 | SYNCHRONIZATION SYSTEM AND SYNCHRONIZING METHOD FOR PLURALITY OF BASE STATIONS AND MOBILE STATION IN A REVERSE LINK WIRELESS TRANSMISSION - There is provided a wireless communication system which can synchronize a mobile station with a destination base station in response to the mobile station determining to switch base stations. Each base station generates synchronization information to synchronize the mobile station with the base station from a reverse pilot signal received from the mobile station, generates reverse propagation quality information from the reverse pilot signal, and generates and transmits a control signal including the synchronization information and the reverse propagation quality information. A mobile station generates and transmits a reverse pilot signal, receives a signal including the control signal from each of the base stations. | 10-16-2014 |