Abstract: A method of mapping a physical resource to a logical resource in a wireless communication system is described. The method includes dividing a physical frequency band into at least one frequency partition. Each frequency partition is divided into a localized region and a distributed region in a frequency domain. The method further includes mapping the at least one frequency partition into at least one logical resource unit. The localized region is directly mapped into the logical resource unit and the distributed region is mapped into the logical resource unit after rearranging subcarriers within the distributed region.

Abstract: A method for receiving control information by a relay node in a wireless communication system. The method according to one embodiment includes receiving first information indicating downlink subframes assigned for a base station (BS)-to-the relay node transmission as a bitmap; receiving second information related to resource blocks (RBs) for a relay physical downlink control channel (R-PDCCH) transmission; and receiving an R-PDCCH during a number of orthogonal frequency division multiplexing (OFDM) symbols from a fourth OFDM symbol of a corresponding RB of a corresponding downlink subframe n of the downlink subframes.

Abstract: A method for monitoring a control channel in a multiple carrier system, and a user equipment (UE) therefore are discussed. The method according to one embodiment includes, if an aggregation of carriers is configured and if a carrier indicator field (CIF) is configured, monitoring a plurality of downlink control channels within a plurality of UE-specific search spaces of a first carrier; and receiving downlink control information (DCI) on at least one of the plurality of the downlink control channels, which is successfully decoded, via the first carrier. The DCI includes scheduling information on either a downlink channel or an uplink channel in a second carrier.

Abstract: The present invention relates to a power-saving method in a wireless communication system. In a power-saving method for a terminal of a wireless communication system according to one aspect of the present invention, the terminal receives configuration information relating to power-saving from a base station and operates in a power-down mode in which receive processing is not carried out in accordance with the configuration information relating to power saving; and the configuration information comprises at least one or other of information relating to a time point at which the base station is not transmitting packets to the terminal and a time point at which the base station is transmitting packets to the terminal.

Abstract: A method for transmitting Acknowledgement/Negative-Acknowledgement (ACK/NACK) state information to a base station (BS) at a user equipment (UE) in a wireless communication system. The method according to one embodiment includes receiving two or more transmission blocks through two or more downlink component carriers from the BS; and transmitting information on a number of ACK responses among ACK/NACK responses corresponding to each of the two or more transmission blocks through a single uplink component carrier to the BS.

Abstract: An apparatus for receiving signals includes a receiver for receiving a time domain signal from a transmitter, wherein at least one first information bit is mapped, resulting in at least one first mapped symbol; at least one second information bit is mapped, resulting in at least one second mapped symbol; the at least one second mapped symbol is multiplied by at least one third information bit; and the time domain signal is generated from the at least one first mapped symbol and the at least one second mapped symbol.

Abstract: The present invention relates to wideband wireless access system, and more particularly to an effective method for transmitting control information during the combination of multiple carriers. As one embodiment of the present invention, there is provided a method by which a base station allocates a carrier to a terminal in a wideband wireless access system supporting multiple carriers, the method comprising: transmitting, to the terminal, a terminal specific or terminal group specific carrier allocation information that includes information about at least one of control information and data; and transmitting, to the terminal, a carrier combination control information that includes information about a change in the at least one candidate carrier available.

Abstract: The present invention provides a method and apparatus for transmitting uplink control information (UCI) with user equipment in a wireless communication system. The user equipment performs channel coding on information bits of UCI to generate encoded information bits; modulates the generated encoded information bits to generate complex modulation symbols; spreads the complex modulation symbols blockwise into a plurality of single carrier frequency division multiple access (SC-FDMA) symbols on the basis of an orthogonal sequence; and transmits the spread complex modulation symbols to a base station.

Abstract: Disclosed is a data transmission method in a mobile communication system. The data transmission method through a code sequence in a mobile communication system includes grouping input data streams into a plurality of blocks consisting of at least one bit so as to map each block to a corresponding signature sequence, multiplying a signature sequence stream, to which the plurality of blocks are mapped, by a specific code sequence, and transmitting the signature sequence stream multiplied by the specific code sequence to a receiver.

Abstract: A method for reducing handover interruption time in a mobile station is disclosed, in which a mobile station performs a ranging procedure using a dedicated ranging code previously allocated from a target base station. The dedicated ranging code allocated by the target base station may be provided through the serving base station, or may directly be provided from the target base station.

Abstract: A method of generating a code sequence and method of adding additional information using the same are disclosed, by which a code sequence usable for a channel for synchronization is generated and by which a synchronization channel is established using the generated sequence. The present invention, in which the additional information is added to a cell common sequence for time synchronization and frequency synchronization, includes the steps of generating the sequence repeated in time domain as many as a specific count, masking the sequence using a code corresponding to the additional information to be added, and transmitting a signal including the masked sequence to a receiving end.

Abstract: A method of transmitting control information for a relay node (RN) from an eNode B in a wireless communication system includes transmitting information on a resource region of at least one relay-physical downlink control channel (R-PDCCH) including the control information for the RN and interleaving mode information on an interleaving mode applied to the at least one R-PDCCH to the RN, wherein the resource region of the at least one R-PDCCH is RN-specifically configured.

Abstract: The present invention relates to methods for transceiving a contention-based uplink channel signal, and apparatuses for supporting the same. According to one embodiment of the present invention, a method for transmitting first uplink data through a contention-based uplink channel comprises the steps of: receiving, by a terminal, an uplink grant (CB UL Grant) message from a base station (BS), the uplink grant message including allocation information on the contention-based uplink channel; and transmitting the first uplink data, which is distinguished from second uplink data transmitted through the contention-based uplink channel by another terminal, through the contention-based uplink channel to the base station.

Abstract: The present invention relates to wireless communications system. More specifically, the present invention relates to a method in which a mobile station communicates with any desired node in a wireless communications system. This communications method comprises the steps of: transmitting upwards a first signal for searching for any desired node; receiving from the desired node a second signal indicating that a service can be provided to the mobile station, by way of response to the first signal; and carrying out a procedure for receiving the service from the desired node, wherein the desired node monitors the first signal in a sleep mode.

Abstract: The present invention relates to a terminal in a wireless communication system that supports multiple carriers, the terminal comprising: a receiving module that receives, from a base station, control information which indicates whether to operate hybrid automatic repeat request (HARQ) process-based multiple carriers; and a process that controls to allow the multiple carriers to be received in a section at which a particular HARQ process indicated in the control information is activated.

Abstract: A method of allocating control information in a wireless communication system is provided. The method includes: allocating essential control information of a first system to a first sub-frame in a frame including a plurality of sub-frames each of which comprises a plurality of orthogonal frequency-division multiplexing (OFDM) symbols; and allocating essential control information of a second system to an nth sub-frame in a fixed position from the first sub-frame (where n is an integer satisfying n>1). Accordingly, in a frame supporting heterogeneous systems, essential control information can be fixedly allocated to a specific position while maintaining the number of system switching points, at which switching occurs between the systems, to one even if a radio resource allocation amount changes between the systems, and thus the essential control information that must be received by all user equipments can be effectively provided without the increase of overhead.

Abstract: Disclosed are a large-scale composite synthesis system, a reactor therefor, and a synthesis method using the same, wherein two or more different samples are vaporized in respective vaporizers, and are then fed into a reactor that has a relatively large transverse cross-sectional diameter compared to the connector for transporting the samples in a gas phase and is maintained at a temperature lower than that of the connector, thus producing a powder composite, the composite being synthesized while being electrostatically attached to an adherend surface.

Abstract: According to one embodiment of the present invention, the method for transmitting control information from a relay node to a base station on a backhaul link comprises the steps of: determining whether one time slot of a backhaul uplink subframe from the relay node to the base station is a first type slot having transmitted symbol with guard time set or a second type slot without guard time set; diffusing the control information in a time domain using a first length sequence for the first type slot or a second length sequence for the second type slot; mapping the diffused control information on at least one slot from the first type slot or the second type slot; and transmitting the backhaul uplink subframe having more than one slot from the first type slot or the second type slot wherein the control information is mapped.

Abstract: A method for transmitting, by a base station, signals in a communication system. Control information for a subsidiary carrier band is transmitted to a mobile station via a primary carrier band. Data is transmitted to the mobile station via the subsidiary carrier band based on the control information and via the primary carrier band. Furthermore, the primary carrier band is a carrier frequency band which the mobile station initially attempts to access or via which information of a carrier aggregation configuration is transmitted. Additionally, the control information includes a logical index assigned to the subsidiary carrier band for the mobile station and a physical index of a frequency allocation band used as the subsidiary carrier band. The physical index corresponds to one of plural absolute frequency band indexes assigned to frequency allocation bands available in the communication system.

Abstract: Embodiments of the present invention are directed to a method and apparatus for transmitting and receiving a control signal (for example, PDCCH signal) in an asymmetric multicarrier environment. The method for transmitting a control signal for an asymmetric multicarrier in a wireless connection system according to one embodiment of the present invention comprises: determining the size of a carrier indicator field (CIF) indicating a downlink component carrier (DL CC) by which downlink data is transmitted, on the basis of a maximum value of the number of DL CCs and of the number of uplink component carriers (UL CCs) being managed in a base station; transmitting the CIF on a 1st DL CC to a terminal through a physical downlink control channel (PDCCH); and transmitting downlink data on a 2nd DL CC indicated by the CIF to the terminal through a physical downlink shared channel (PDSCH).