YANG SUCK CHEL (Total 1317 Patents Found)

Provided are a method of performing a random access process and wireless device using same in a wireless communication system. A first random access process and a second random access process are triggered in one subframe, and a wireless device selects one of the first random access process and the second random access...
Provided are a method and a device for executing a hybrid automatic repeat request (HARQ) of a terminal in a time division duplex (TDD)-based wireless communication system. The method comprises the steps of: receiving an uplink grant for a first subframe of a second serving cell through a first serving cell; transmitti...
The present invention is directed to a wireless communication system. In particular, the present invention is directed to a method of processing a control channel at a user equipment in a wireless communication system using multiple carriers, the method comprising: receiving a plurality of search spaces, wherein each s...
Provided is an operating method in multiple cells, and a wireless device using same. The wireless device monitors a control channel in each subframe of a normal cell. The wireless device receives information regarding the transmission power of a physical signal of an expanded cell having an unmonitored control channel,...
다중 반송파 시스템에서 단말에 의한 파워 헤드룸(power headroom, PH)의 전송방법을 제공한다. 상기 방법은 기지국으로부터 전력 결정 정보를 수신하는 단계; 상기 전력 결정 정보 및 단말 특정적 파라미터를 이용하여 복수의 서빙셀에 대한 복수...
Provided are a method and a device for transmitting an acknowledgement/not-acknowledgement (ACK/NACK) of a terminal which is set with a plurality of serving cells. The method comprises the steps of: receiving data in a subframe n of a second serving cell; and transmitting an ACK/NACK signal for the data in a subframe n...
Provided is a method and an apparatus for performing a random access process in a wireless communication system. A wireless device transmits a random access preamble, based on a random access resource, to a base station, then receives a random access response to the random access preamble. The random-access resource ca...
Provided are a method and apparatus for adjusting sounding reference signal transmission power. A terminal determines a plurality of powers for transmitting a plurality of sounding reference signals (SRSs) in sounding reference symbols. If a total transmission power for the plurality of SRSs exceeds a maximum transmiss...
La présente invention concerne un procédé et un appareil pour la mise en correspondance de ressources radio dans un système de communication sans fil. Un terminal détermine la taille d'un groupe de blocs de ressources (RBG) d'une bande fondamentale selon le nombre de blocs de ressources à l'intérieur...
A method for receiving an uplink signal by a base station in a wireless communication system, and the base station therefore are discussed. The method according to one embodiment includes transmitting, by the base station, a physical downlink control channel (PDCCH) via one or more resource units; transmitting, by the ...
The present invention relates to a wireless communication system. In particular, the present invention relates to a method and a device for transmitting ACK/NACK through PUSCH, and comprises the following steps: receiving one or more data; generating ACK/NACK information on the one or more data; and writing the ACK/NAC...
Disclosed are a method and a device for transmitting an acknowledgement. A terminal receives at least one downlink transport block from at least one serving cell. The terminal selects one of an explicit resource and an implicit resource, and transmits an acknowledgement for at least one said downlink transport block by...
A method is provided for performing a hybrid automatic repeat request (HARQ) by a user equipment (UE). An uplink (UL) grant for a first subframe of a second serving cell is received through a first serving cell. UL data in the first subframe of the second serving cell is transmitted according to the UL grant. When a no...
A method for uplink transmission in a wireless communication system, and a user equipment (UE) therefore are discussed. The method according to an embodiment includes determining a transmission power of a first uplink signal; determining a transmission power of a second uplink signal; preparing to transmit the first up...
La présente invention se rapporte à un procédé et à un dispositif permettant de surveiller un canal de commande dans un système de communication sans fil. Un équipement utilisateur reçoit, par l'intermédiaire d'un premier canal de commande de liaison descendante, un indicateur de format de commande (CF...
A method for controlling transmission power by a communication apparatus in a wireless communication system supporting a plurality of component carriers. A total transmission power of a physical uplink shared channel (PUSCH) is calculated for a PUSCH transmission on a first component carrier and a sounding reference sy...
The present invention relates to a method for configuring a starting position of a control channel in a wireless communication system, and a terminal using the same. The method includes receiving duration information about a physical downlink control channel from the first orthogonal frequency division multiplexing (OF...
An uplink ACK/NACK signaling method and apparatus in carrier aggregation environment are disclosed. The method for performing a HARQ procedure by a user equipment in a wireless communication system includes receiving one or more control channels carrying downlink scheduling information from a base station (BS), wherein...
A method and device for transmitting an uplink signal in a wireless communication system A user equipment (UE) sets up a sounding reference signal (SRS) configuration for a first serving cell, the SRS configuration including information for an SRS transmission, and determines an SRS subframe in which an SRS and a physi...
A method and a user equipment for controlling an uplink transmission at in a wireless communications system are discussed, the user equipment being configured with multiple component carriers. The method according to an embodiment includes receiving, from a base station, Radio Resource Control (RRC) configuration infor...
Provided are a method for a terminal transmitting uplink control information (UCI)through a physical uplink control channel (PUCCH) in a wireless communication system, and a terminal using the method. A transmission power to be applied to the uplink control channel is determined on the basis of a value subordinate to a...
A method is described for uplink transmission in a wireless communication system. A user equipment determines whether to transmit or drop a sounding reference signal (SRS) on a last symbol in an i th subframe. The determination is performed if multiple timing advance groups (TAGs) are configured and if a portion of th...
Disclosed are a method and apparatus for performing a random access process in a wireless communication system. A terminal transmits a random access preamble in a first serving cell, and monitors a control channel for receiving a random access response for said random access preamble in a second serving cell. Proposed ...
복수의 서빙 셀이 집성되는 반송파 집성 시스템에서 상향링크 제어 정보(UCI; Uplink Control Information) 전송 방법 및 장치를 제공한다. 상기 방법은 적어도 하나의 서빙 셀을 통해 하향링크 신호를 수신하는 단계; 상기 하향링크 신호에 대하여 제1 U...
상향링크 전송 방법 및 무선기기가 제공된다. 무선기기는 제1 서빙셀에서 SRS(sounding reference signal)가 전송될 제1 무선 자원을 결정하고, 제2 서빙셀에서 상향링크 채널이 전송될 제2 무선 자원을 결정한다. 상기 제1 무선 자원과 상기 제2 무선 자...
A method of transmitting PMI (precoding matrix indicator) information in an uplink MIMO system is disclosed. The present invention includes the steps of receiving channel information from a user equipment and transmitting information on a resource allocated to the user equipment in uplink transmission and PMI informati...
The present invention provided a method and an apparatus for mapping radio resources in a wireless communication system. A terminal determines the size of an RBG (resource block group of a f basic band according to the number of RBs (resource blocks) within the basic band in the overall bands which include the fundamen...
A method for transmitting uplink control information of a user equipment in a multi-carrier system is provided. The method includes: transmitting each of acknowledgement/not-acknowledgement (ACK/NACK) for downlink data transmitted by a base station through multiple downlink component carriers; and transmitting channel ...
Provided is a method and apparatus for scheduling in a wireless communication system. In the method, if frame configuration information is transmitted, the frame configuration information sets each sub-frame within a frame to either a default sub-frame or a variable sub-frame and transmits scheduling information which...
In the event ACK/NACK information on downlink data transmitted on one or more carriers must be transmitted on a PUCCH together with SR, user equipment of the present invention always modulates the ACK/NACK information to a first complex modulation symbol regardless of the number of the carriers when a specific carrier ...
Disclosed are a method and a device for transmitting an acknowledgement. A terminal receives at least one downlink transmission block from at least one serving cell. The terminal selects one of an explicit resource and an implicit resource, and transmits an acknowledgement for at least one said downlink transmission bl...
The present invention relates to a wireless communication system; and more specifically, to a method and apparatus for transmitting extended uplink acknowledgement information in a wireless communication system. A method for receiving uplink acknowledgement information from a base station according to one embodiment of...
무선 통신 시스템에서 반이중(half-duplex) 기기를 위한 데이터 전송 방법이 제공된다. 반이중 기기는 제 1 서브프레임에서 기지국으로부터 제 1 하향링크 제어 정보를 수신한다. 상기 반이중 기기는 제 2 서브프레임에서 상기 기지국으로 상향링...
A method is described for transmitting channel status information by a user equipment (UE) in a wireless communication system. A radio frequency (RF) signal is received from a plurality of downlink component carriers. Each downlink component carrier has a respective center frequency. A channel measurement result of at ...
PURPOSE: A multi-cell cooperative method is provided to reduce overhead which is created by determining an inter-cell cooperation unit. CONSTITUTION: A terminal reports a cell measurement result to a base station of a service cell(S801). The base station transmits channel information by cell to a cooperation unit deter...
本发明公开了一种在基于时分双工的无线通信系统中发送ACK/NACK的方法和装置。终端接收包括上行资源分配和捎带信息的上行授权,并且根据捎带信息来确定针对至少一个下行传输块的ACK/NACK响应。终端将ACK/NACK响应和上行传输块复用,并且发...
Provided are a method for controlling uplink transmission power and a wireless device. The wireless device decides a first transmission power of a first uplink channel, which is transmitted through a first wireless resource from a first serving cell, and decides a second transmission power of a second uplink channel, w...
Provided are a method and an apparatus for transmitting ACK/NACK in a time division duplex (TDD)-based wireless communication system. A terminal receives zero or more downlink transmission blocks in an M-downlink subframe from a first serving cell, and determines an ACK/NACK state {HARQ-ACK(1),HARQ-ACK(2),HARQ-ACK(3),H...
A method of controlling an uplink transmission in a wireless communications system, and a user equipment therefore are discussed. The method according to one embodiment includes configuring the user equipment with multiple component carriers; receiving first configuration information for allocating one or more componen...
Disclosed is a method for relaying data in a multi-hop cellular system, the method including receiving by a terminal from a base station a notification as to whether the terminal is decided as a candidate for a relay, deciding by the terminal whether to be a representative candidate terminal for the relay according to ...
A method for receiving downlink data in a wireless communication system is provided. A user equipment receives downlink control information via a downlink control channel in a subframe. The downlink control information includes reference signal (RS) information and physical downlink shared channel (PDSCH) information. ...
根据本说明书的一个公开,提供了由机器型通信(MTC)设备接收信息的方法。接收信息的方法可包括以下步骤:监测公共搜索空间内的小区特定控制信息;并且监测UE特定搜索空间内的MTC设备特定控制信息。这里,公共搜索空间(CSS)所处的资源区...
Provided is a transmission power control method for an uplink control channel of a terminal in a multi-carrier system where a plurality of downlink component carriers and at least one uplink component carrier are set in the terminal. The method includes: receiving a plurality of downlink grants from a base station; che...
The present invention relates to a wireless communication system which supports carrier aggregation. In detail, the present invention relates to a method and apparatus, wherein a mobile station changes a component carrier (CC) in a wireless communication system that supports carrier aggregation. The method comprises th...