Patent application number | Description | Published |
20150146692 | METHOD AND APPARATUS FOR CELL SWITCHING - Disclosed are a method and an apparatus for transmitting data. A cell switching method can comprise the steps of: allowing a primary (P)-cell base station to enable a first secondary(S)-cell; allowing the P-cell base station to receive channel state information from a second S-cell; allowing the P-cell base station to determine the second S-cell as a switching S-cell on the basis of the channel state information; allowing the P-cell base station to disable the first S-cell and enable the second S-cell. | 05-28-2015 |
20150181543 | METHOD AND TERMINAL FOR SYNCHRONIZING DOWNLINK - One disclosure of the present invention suggests a method for synchronizing a downlink. The method for synchronizing downlinks comprises the steps of: receiving from at least one cell, which belongs to a random group, a synchronization signal; synchronizing the downlink in accordance with the synchronization signal; and using the downlink synchronization, which is performed on the at least one cell, to synchronize the downlink with a target cell, when the target cell that belongs to the random group is converted from an off state to an on state, wherein the random group comprises geographically adjacent cells, and wherein the cells that are comprised in the random group can have mutually different cell IDs, but a portion of the synchronization signals can be identical. | 06-25-2015 |
20150195069 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DATA - The prevent invention relates to a method and apparatus for transmitting and receiving data. The method for receiving control data by a terminal can include the steps of: a terminal receiving redundant information on a first control channel from a base station; the terminal receiving a first subframe from the base station and first blind decoding being performed on the first subframe in order to monitor the first control channel; the terminal receiving a second subframe from the base station and second blind decoding being performed on the second subframe on the basis of the redundant information and the first blind decoding information in order to monitor a second control channel. | 07-09-2015 |
20150195070 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DATA - Disclosed are a method and an apparatus for transmitting and receiving data. A method for transmitting an uplink comprises the steps of: a terminal receiving periodic channel state information (CSI) configuration information; the terminal determining an uplink subframe according to the periodic CSI configuration information; and the terminal transmitting a periodic CSI through the uplink subframe, wherein the periodic CSI configuration information may include information regarding a period, subframe offset, and a reference cell to which a wireless frame number is applied. | 07-09-2015 |
20150201421 | METHOD AND APPARATUS FOR CANCELLING INTERFERENCE - A method for cancelling interference performed by a terminal in a wireless communication system is disclosed. The method includes transmitting an interference information request and Interference Cancellation (IC) scheme information to a serving Base Station (BS), receiving from the serving BS interference information determined according to the interference information request and the IC scheme information, and cancelling interference using the interference information. The IC scheme information may be transmitted when the terminal is to transmit the interference information request and an Interference to Noise power Ratio (INR) exceeds a threshold. | 07-16-2015 |
20150208358 | METHOD AND APPARATUS FOR SETTING UPLINK TRANSMISSION POWER IN WIRELESS COMMUNICATION SYSTEM - Provided are a method and a terminal device for setting uplink transmission power in a wireless communication system. A terminal acquires information on the time alignment group (TAG) for multiple supportable serving cells so as to constitute TAGs, checks whether an overlap section of subframe n and subframe n+1 for uplink transmission exists between TAGs, and sets uplink transmission power so as to scale the uplink transmission power (P | 07-23-2015 |
20150208428 | METHOD AND APPARATUS FOR INTERFERENCE CANCELLATION - Disclosed are a method and apparatus for interference cancellation. A method for receiving information for interference cancellation in a wireless communication system, according to an embodiment of the present invention, is performed by a terminal and includes receiving information on an interference configuration set related to characteristics of an interference signal, from a serving base station (BS); receiving an indicator indicating one interference configuration of the interference configuration set from an interfering BS; and performing cancellation of the interference signal using the indicated interference configuration. The interference configuration set is composed of one or more interference configurations each including a plurality of fields indicating the characteristics of the interference signal. | 07-23-2015 |
20150215097 | METHOD AND APPARATUS FOR SUPPORTING BURST TRANSMISSION IN A WIRELESS COMMUNICATION SYSTEM - A method for and apparatus for supporting burst transmission in a wireless communication system supporting multiple carriers is provided. A wireless device receives a PDCCH for the burst transmission via a first serving cell and transmits a response of the PDCCH via the first serving cell. And then, the wireless device receives PDSCHs for the burst transmission via a second serving cell and transmits a response of the PDSCHs via the first serving cell. | 07-30-2015 |