Patent application number | Description | Published |
20100111045 | BASE STATION AND METHOD FOR PROVIDING UPLINK SERVICE - A method for providing uplink service from a base station to a terminal includes: transmitting information on a TCP packet and a dedicated code to a terminal; receiving a code number from the terminal using the dedicated code; searching a requesting bandwidth for the code number and allocating resources to the terminal; and receiving the ACK packet for the TCP packet through the allocated resources from the terminal. | 05-06-2010 |
20100254330 | SIGNAL RECEIVING METHOD AND SIGNAL TRANSMITTING METHOD - A signal receiving method includes allocating a first uplink channel, receiving first mode change data from a mobile station through the first uplink channel, releasing the allocation of the first uplink channel, allocating a second uplink channel for desired mode feedback at predetermined intervals, and receiving first feedback data from the mobile station through the second uplink channel. Therefore, when a mobile station tries to change a mode to another mode, it can perform the mode change with a minimum delay and without a wasteful use of resources. | 10-07-2010 |
20110029306 | AUDIO SIGNAL DISCRIMINATING DEVICE AND METHOD - An audio discriminating device includes a plurality of audio discriminators for discriminating an input audio signal as a speech signal or a non-speech signal by using at least one feature parameter, and determines whether to drive the audio discriminator connected next to the corresponding audio discriminator according to the audio discriminator's audio signal discriminating result. | 02-03-2011 |
20110034195 | RANGING METHOD AND DEVICE - A base station generates a ranging bitmap for indicating whether a ranging code is received through a corresponding ranging channel for each ranging channel, and transmits it to terminals. The terminals check whether the ranging code is successfully transmitted through the ranging bitmap provided by the base station and ranging code identity information included in a ranging response message. | 02-10-2011 |
20110051686 | METHOD AND APPARATUS OF PERFORMING HANDOVER IN WIRELESS COMMUNICATION SYSTEM - A method of performing a handover procedure of a handover performing apparatus in a wireless communication system in which a macro base station and a femto base station coexist is provided. The method of performing the handover procedure of the handover performing apparatus includes detecting an uplink signal transmitted from a terminal to the macro base station, sending a report message including information about the uplink signal to the macro base station, and performing the handover procedure with the terminal when the macro base station triggers handover based on the report message. | 03-03-2011 |
20110053616 | PAGING METHOD IN BROADBAND WIRELESS COMMUNICATION SYSTEM - Provided is a paging method in a broadband wireless communication system. In order to provide a paging service to a terminal in a wireless communication system in which a macrocell base station and a femtocell base station coexist, the femtocell base station receives a deregistration request message from the terminal, and checks whether the femtocell base station can provide a paging service to the terminal. When failing to provide a paging service to the terminal, the femtocell base station receives paging service information from a paging controller, includes paging service information in a deregistration confirmation message, and transmits it to the terminal, and the macrocell base station provides a paging service to the terminal. | 03-03-2011 |
20110053617 | PAGING METHOD IN COMMUNICATION SYSTEM - In order for a femto cell base station located within an area of a macro cell base station to provide a paging service to a terminal, the femto cell base station receives paging information from the macro cell base station having the same paging group ID as that of the femto cell base station. Then, common paging area information including paging information is transmitted to the terminal, and when a paging message is received from a paging controller, the received paging message is transmitted based on the common paging area information to the terminal, thereby providing a paging service to the terminal. | 03-03-2011 |
20110074634 | WIRELESS POSITIONING METHOD AND APPARATUS - A wireless positioning method of a receiver is provided. Signals are received from a plurality of transmitters, propagation taps of the plurality of transmitters received from the plurality of transmitters are determined, respectively, the distance between the receiver and each of the transmitters is calculated, respectively, the distances are corrected by using propagation delay taps of the respective transmitters to determine final distances between the receiver and each of the transmitters, and an area, in which circles away by the final distances between the receiver and each of the transmitters on the basis of the center of each of the transmitters overlap with each other, is estimated as the location of the receiver. Thus, an error of wireless positioning according to a propagation environment can be reduced. | 03-31-2011 |
20110074635 | METHOD AND APPARATUS FOR POSITIONING - Provides are method and apparatus for wireless positioning. An exemplary embodiment of the present invention provides a method for wireless positioning, which includes: receiving signals from a plurality of transmitters; determining propagation delay tabs of the plurality of transmitters, from the signals received from the plurality of transmitters, respectively; setting the order of the plurality of transmitters in accordance with the propagation delay tabs; measuring distances between a receiver and the transmitter, respectively; and estimating the position of the receiver, by using the order and the measured distance. | 03-31-2011 |
20110090810 | METHOD FOR AQUIRING PROCESSING TIME OF WIRELESS SIGNAL - A base station resets a wireless signal processing time depending on the processing capability of a terminal, and determines the transmission position of a feedback signal for a data packet using the reset wireless signal processing time and transmits the same to the terminal. If the feedback signal indicates the success of reception of the data packet, the data packet can be processed using the reset wireless signal processing time, and the wireless signal processing time can be reset to a smaller value. | 04-21-2011 |
20110096768 | METHOD AND APPARATUS FOR RETRANSMISSION - Provided is a method for retransmission in a terminal and a base station, the method including: receiving a data burst transmitted by occupying at least one subframe from the other one of the terminal and the base station; determining a transmission timing for transmitting a feedback signal based on a value, determined by transmission information of the data burst including the number of subframes occupied by the data burst, and a frame offset; transmitting the feedback signal to the other one of the terminal and the base station at the transmission timing; and if an NACK message is included in the feedback signal, receiving the data burst retransmitted from the other one of the terminal and the base station. | 04-28-2011 |
20110134813 | COMMUNICATION METHOD - Disclosed are a base station and a mobile station which communicate with each other using a frame comprising one or more downlink subframes and one or more uplink subframes. The base station transmits a data burst in a subframe corresponding to a downlink subframe index of a frame corresponding to a first frame index. The mobile station transmits a feedback for the data burst in a subframe corresponding to an uplink subframe index of a frame corresponding to a second frame index. The second frame index and the uplink subframe index are determined by a parameter value. The parameter value is determined by a difference between radio signal processing time and the number of the one or more uplink subframes. | 06-09-2011 |
20110141973 | METHOD FOR REASSEMBLING MEDIUM ACCESS CONTROL PROTOCOL DATA UNIT AND RECEIVER PERFORMING THE SAME - A method for reassembling a medium access control (MAC) protocol data unit (PDU) of a receiver includes: receiving at least one hybrid automatic repeat request (HARQ) burst in an automatic repeat request (ARQ) disabled connection that does not support an ARQ function; extracting at least one fragment from at least one MAC PDU included in at least one HARQ burst; setting a new start point by comparing a predetermined start point with the sequence number of the fragment; and reassembling fragments having sequence numbers before the new start point. | 06-16-2011 |
20110142240 | METHOD AND TERMINAL FOR LAWFUL INTERCEPTION - An interception target terminal includes an interception module, and the interception module activates an interception function on the basis of interception related information received from a communication business system. In addition, when a communication mode is changed in the state where an interception function is in an activated state, if a network to be accessed depending on a change of the communication mode is a network that is permitted to be intercepted, corresponding access details information is transmitted to a communication service system or a law enforcement agency system. Further, when the terminal performs communication by an encryption method in the state where the interception function is in the activated state, an encryption key used for encryption or communication data before the encryption is transmitted to the communication service system or the law enforcement agency system. | 06-16-2011 |
20110145396 | METHOD AND SYSTEM FOR LAWFUL INTERCEPTION OF INTERNET SERVICE - In a lawful interception system including an interception unit, an application service providing unit, and an Internet access service providing unit, the application service providing unit may receive, from the interception unit, an interception request including interception target information of an interception target. Next, the application service providing unit may transfer a user code corresponding to the received interception target information to the interception unit, and may insert user related information into a packet to be provided to the interception target corresponding to the user code, enabling the packet to be lawfully intercepted. The interception unit may request the Internet access service providing unit for an interception of the packet with respect to the interception target by including the user code. | 06-16-2011 |
20110149859 | SYSTEM AND METHOD FOR COUPLING COMMUNICATION TERMINALS - Disclosed herein is a system and method for coupling communication terminals. In a communication method performed by a terminal coupler according to the present invention, sequence numbers are sequentially assigned to data packets received from a terminal end device. The data packets with the sequence numbers assigned thereto are individually transferred to a plurality of communication terminals belonging to a same group in conformity with preset scheduling policies. Data packets, received from the plurality of communication terminals belonging to the same group, are reordered by sequence numbers, and the reordered data packets are transferred to the terminal end device. | 06-23-2011 |
20110149898 | APPARATUS AND METHOD FOR MANAGING MULTI-CARRIER - An apparatus for managing a multi-carrier in a communication system supporting the multi-carrier receives channel quality information of multi-carriers from a terminal and directs the terminal to change a primary carrier from a current primary carrier to one carrier of the multi-carriers on the basis of reference information including channel quality information. | 06-23-2011 |
20110153108 | METHOD AND DEVICE FOR REMOTE POWER MANAGEMENT - Provided is a method for remote power management capable of remotely controlling power consumption. The method for remote power management includes: allowing a power management device to generate power information on the basis of power consumption information collected from at least one electronic apparatus and transmit the generated power information to a user terminal through a wireless communication network; and to control an operation of the at least one electronic apparatus in accordance with a control command transmitted in response to the power information from the user terminal through the wireless communication network. | 06-23-2011 |
20110164515 | COMMUNICATION METHOD - A base station transmits an uplink resource allocation message including a first frame offset and a second frame offset to a mobile station. The mobile station transmits an uplink packet to the base station in a frame corresponding to a first frame index determined by using the first frame offset. The base station transmits a feedback corresponding to the uplink packet to the mobile station in a frame corresponding to a second frame index determined by using the second frame offset. If the feedback is negative, the mobile station retransmits the uplink packet to the base station in a frame corresponding to a third frame index determined by using the first frame offset. | 07-07-2011 |
20110165904 | APPARATUS AND METHOD FOR TRANSMITTING DATA AND APPARATUS AND METHOD FOR RECEIVING DATA OF MULTI-CARRIER COMMUNICATION SYSTEM - An apparatus for transmitting data in a communication system supporting multi-carriers determines the priority of the multi-carriers and transmits information on the priority to a terminal. Thereafter, the transmitting apparatus allocates data to the multi-carriers in accordance with the priority and transmits the allocated data to a data receiving apparatus, and the data receiving apparatus receives data to be transmitted from the data transmitting apparatus in accordance with information on the priority. | 07-07-2011 |
20110216739 | RESOURCE ALLOCATION METHOD FOR CONTROL MESSAGE IN WIRELESS COMMUNICATION SYSTEM - The present invention realtes to a resource allocation method of a base station. The method includes generating a packet data unit that includes a first field and a downlink control message, wherein the first field indicates whether unsolicited resource is to be allocated for an uplink control message, transmitting the generated packet data unit to the terminal, allocating resources for the uplink control message, and transmitting the allocated resources to the terminal. | 09-08-2011 |
20120021791 | METHOD FOR HANDOVER DECISION USING VIRTUAL SCHEDULER AND HANDOVER CONTROL DEVICE THEREOF - Each base station performs virtual scheduling that does not take cell association into account for each slot and actual scheduling that takes cell association into account to calculate difference in average transmission rates for each user terminal and stores them in a table. The difference in the average transmission rates for each user terminal is compared with a difference in average transmission rates for each user terminal received from a neighboring base station to determine a handoff decision for each user terminal. | 01-26-2012 |
20120155472 | APPARATUS AND METHOD FOR CLASSIFYING PACKETS - An apparatus for classifying packets obtains a connection index of a service flow corresponding to a key field value of a tunnel header of a downlink packet received from a network through tunnel, and transmit the downlink packets with the connection index as a header. | 06-21-2012 |
20120157145 | APPARATUS AND METHOD FOR PAGING IN WIRELESS COMMUNCATION SYSTEM - A base station adds a paging message indicator representing a position of a frame to receive a paging advertisement message and a paging subgroup indicator representing a paging subgroup to which the paging advertisement message is to be transmitted to a PGID-INFO message and transmits the PGID-INFO message to a terminal, and the terminal determines whether a paging advertising message is to be transmitted using a paging message indicator and a paging subgroup indicator of the PGID-INFO message and a position of a frame to receive a paging advertisement message. | 06-21-2012 |
20120163339 | APPARATUS AND METHOD FOR GROUP COMMUNICATION - An apparatus for group communication in a base station through a plurality of terminals connected to a terminal coupler receives periodic reports of Carrier to Interference Noise Ratio (CINR) from the plurality of terminals, calculates the moving average CINR and makes a BS-initiated handover decision for the plurality of terminals, and controls the plurality of terminals to simultaneously perform handover to a target base station. | 06-28-2012 |
20120230216 | COMMUNICATION METHOD - A mobile station and a base station communicate with each other using a frame including one or more downlink subframes and one or more uplink subframes. The base station begins the transmission of a data burst in a subframe corresponding to a downlink subframe index. The mobile station transmits feedback for the data burst to the base station in a subframe corresponding to an uplink subframe index. If the frame uses a time division duplex scheme, the uplink subframe index is determined by at least using the downlink subframe index and the parameter value. | 09-13-2012 |
20120275355 | METHOD AND APPARATUS FOR RESOURCE ALLOCATION AND METHOD AND APPARATUS FOR RECEIVING RESOURCE ALLOCATION INFORMATION SIGNAL - A method of allocating a resource by a base station is provided. The base station allocates a plurality of radio resources for transmitting a plurality of data bursts to a plurality of subframes in one frame, respectively, and generates a resource allocation information signal including allocation information on the plurality of radio resources. The base station transmits the resource allocation information signal to a mobile station through one subframe. | 11-01-2012 |
20120276946 | METHOD AND APPARATUS FOR HANDOVER, AND METHOD OF DETERMINING DELAY PARAMETER IN WIRELESS COMMUNICATION SYSTEM - When a handover apparatus of a user terminal enters a small scale cell within a macrocell area in a state that it is connected to a macrocell, the handover apparatus acquires a delay parameter of the small scale cell and delays handover for a time period of the delay parameter of the small scale cell and determines handover to the small scale cell. Thereby, handover to the small scale cell for a temporal user of the small scale cell can be reduced. | 11-01-2012 |
20120327882 | BASE STATION, MOBILE STATION, MIMO FEEDBACK RECEIVING METHOD, AND MIMO FEEDBACK TRANSMITTING METHOD - A mobile station receives a MIMO feedback mode bitmap and information on a MIMO feedback period. The mobile station estimates channel information corresponding to at least one MIMO feedback mode indicated by the MIMO feedback mode bitmap. The mobile station generates a MIMO feedback including the MIMO feedback mode bitmap and the channel information corresponding to the at least one MIMO feedback mode indicated by the MIMO feedback mode bitmap. The mobile station transmits the MIMO feedback at the advent of the MIMO feedback period. | 12-27-2012 |
20130308464 | METHOD AND APPARATUS FOR ADJUSTING HARQ TIMING - A method for adjusting a hybrid automatic repeat request (HARQ) timing is provided. A base station adjusts a HARQ timing of a mobile station according to a system environment, and transmits radio resource allocation information including the adjusted HARQ timing information to the mobile station. The mobile station adjusts HARQ timing according to HARQ timing information, and transmits a HARQ signal according to the adjusted HARQ timing. | 11-21-2013 |
20140308941 | METHOD AND APPARATUS FOR DYNAMICALLY CONTROLLING ACCESS TO FEMTO CELL ACCESS POINT - An apparatus and method are disclosed for dynamically controlling access to a Femto Cell Access Point (FAP). The apparatus includes a policy configuration unit, a mode setting unit, a use information acquisition unit, and an available information extraction unit. The policy configuration unit configures a policy for switching between a first mode in which a Mobile Station (MS) of a non-subscriber of the FAP is prevented from being connected to the FAP and a second mode in which the MS of the non-subscriber of the FAP is permitted to be connected to the FAP. The mode setting unit sets an access mode of the FAP to the first or second mode according to the policy. The use information acquisition unit obtains use information. The available information extraction unit extracts available information. | 10-16-2014 |
20140308952 | APPARATUS AND METHOD FOR PROVIDING HANDOVER INFORMATION WITHIN FEMTOCELL NETWORK AND TERMINAL USING THE SAME - Disclosed herein are an apparatus for providing handover information within a femtocell network, and a terminal using the same. The apparatus includes an expected stay time calculation unit, a handover target selection unit, and a handover information provision unit. The expected stay time calculation unit, for a terminal located within serving coverage range of a serving base station, calculates expected stay time, that is, a time for which the terminal will stay within a femtocell coverage range of each of the femtocell base stations. The handover target selection unit selects a handover target from among the femtocell base stations based on the calculated expected stay time. The handover information provision unit provides the terminal with handover information including the selected handover target. | 10-16-2014 |
20140321374 | RADIO RESOURCE ALLOCATION APPARATUS AND METHOD USING INTERFERENCE INDICATOR IN FEMTO CELL NETWORK - A radio resource allocation apparatus and method using an interference indicator in a femto-cell network are disclosed. The radio resource allocation apparatus using an interference indicator in a femto-cell network includes: an interference indicator obtaining unit obtaining any one or more of interference indicators including load information of a base station in the femto-cell network, a change amount of reference signal received power (RSRP) to reference signal received quality (RSRQ), and a channel quality indicator (CQI); a priority determining unit providing different weights to each of the interference indicators and determining an allocation priority of radio resources using the interference indicators to which the weights are provided; and a radio resource allocating unit allocating the radio resources to the base station in any one of a dedicated carrier mode, a partially shared carrier mode, and a shared carrier mode using the allocation priority. | 10-30-2014 |
20140323139 | METHOD AND APPARATUS FOR REDUNDANCY OF WIRELESS COMMUNICATION NETWORK - The method for redundancy of a wireless communication network according to the embodiment of the present invention includes: partitioning the same frequency band of a first base station transceiver subsystem and a second base station transceiver subsystem, which form redundant cell coverage, into a plurality of resource blocks; partitioning each of the partitioned resource blocks into a first frequency partition (FP) and a second frequency partition which are configured to have the same structure as each other; and transmitting and receiving, by the first base station transceiver subsystem, data using a first resource block allocated to the first frequency partition and by the second base station transceiver subsystem, data using a second resource block allocated to the second frequency partition. | 10-30-2014 |
20140355521 | INTELLIGENT MULTIPLE ACCESS COMMUNICATION CONTROL APPARATUS AND METHOD - An intelligent multiple access communication (MAC) control apparatus and method are disclosed. The intelligent MAC control apparatus includes a connection control unit, a resource management unit, a session control unit, a flow control unit, and a determination unit. The connection control unit connects at least one Radio Access Technology (RAT) and a wireless network. The resource management unit collects RAT information including information about available resources and radio state of the RAT. The session control unit checks the QoS of at least one connection target service. The flow control unit determines the priority of the connection target service, and selects a preferential connection target service. The determination unit determines a connection RAT for performing the preferential connection target service based on the QoS and the RAT information. | 12-04-2014 |
20150038147 | NETWORK ACCESS MANAGEMENT METHOD OF COMMON TERMINAL AND RAILWAY DEDICATED TERMINAL - Provided is a network access management method of a terminal, the method including determining whether a terminal located adjacent to a railway dedicated wireless communication network is a common terminal or a railway dedicated terminal, based on a unique identifier (ID) of the terminal, and handing over the terminal to a different communication network allowing an access based on a result of the determining. | 02-05-2015 |