Patent application number | Description | Published |
20100190433 | RELAY DEVICE AND WIRELESS COMMUNICATION METHOD THEREOF - The invention provides a relay device and a wireless communication method thereof. The A wireless communication method for a relay device includes the following steps: receiving a first signal destined for a second communication device from a first communication device; decoding the received first signal and determining whether a decoding result is correct; generating a first decoding response signal indicating whether the decoding result of the first signal is correct; and sending the first decoding response signal to the first communication device and the second communication device. | 07-29-2010 |
20130121318 | RADIO COMMUNICATION SYSTEM CHANNEL STATE INFORMATION FEEDBACK METHOD AND DEVICE - A method for Channel State Information (CSI) feedback in a wireless communication system includes: determining parameters required for the CSI feedback in a first wireless communication system, so that a feedback structure of the first wireless communication system in Physical Uplink Control Channel (PUCCH) is based on a feedback structure of a second wireless communication system in the PUCCH; notifying the parameters to a user equipment; transmitting a Channel State Information Reference Symbol (CSI-RS) to the user equipment periodically, so that the user equipment calculates the CSI required to be fed back; and receiving the CSI fed back by the user equipment according to the feedback structure of the first wireless communication system in the PUCCH in response to the CSI-RS, wherein information fed back for each BP is information obtained by jointly encoding optimum subband Channel Quality Information (CQI) with optimum subband Pre-encoding Matrix Information (PMI) in the BP. | 05-16-2013 |
20130136084 | METHOD, MOBILE STATION AND MULTI-CARRIER COMMUNICATION SYSTEM FOR TRANSMITTING UPLINK RESPONSE SIGNAL - A method and mobile station for transmitting uplink response signal are provided. A method for transmitting uplink response signal in a multi-carrier communication system is provided, in the multi-carrier communication system, each uplink carrier is associated with a group of downlink carriers, the group of downlink carriers are part of all downlink carriers in the multi-carrier communication system. The method includes distributing uplink control channel resource for each downlink carriers associated with an uplink main carrier in the uplink main carrier; according to a response signal state, selecting uplink control channel resource from the distributed uplink control channel resource for transmitting uplink response signal and selecting modulated symbol mapping; and transmitting the uplink response signal by using the selected uplink control channel resource and the modulated symbol mapping. | 05-30-2013 |
20130155987 | Method of Resource Allocation, System and Transmitter - A method of resource allocation, system and transmitter that the method includes scheduling a plurality of receivers by a transmitter according to requests for transmitting uplink data sent by the plurality of receivers, determining, respectively for each of the plurality of receivers, the uplink shared transmission channel resources, the used mapping relation of resources and the final cyclic shift n(DM_RS) for indicating an uplink feedback channel, according to the result of scheduling, a predefined mapping relation of resources, a spare mapping relation of resources and the n(DM_RS) and notifying the plurality of receivers by the transmitter of the determined uplink shared transmission channel resources of the plurality of receivers, the used mapping relation of resources and the final n(DM_RS). | 06-20-2013 |
20130188583 | METHOD, TERMINAL DEVICE AND BASE STATION DEVICE FOR TRANSMITTING UPLINK RESPONSE SIGNALS - A method for transmitting uplink response signals is provided. In the method, at the terminal device side, the signal which represents whether the transmission block is received correctly is sent in Physical Uplink Control Channel (PUCCH) corresponding to the specific transmission block, so that a Base Station (BS) is informed which transmission blocks are received correctly. The base station device side determines that the transmission blocks excluding the transmission blocks which are determined to be received correctly are retransmitted according to the feedback response signals instead of retransmitting all the transmission blocks, thus improving the efficiency of data transmission, reducing the unnecessary retransmission, and benefiting full use of the communication resources. The related terminal device and base station device for implementing the method are also provided. | 07-25-2013 |
20130208685 | METHOD FOR TRANSMITTING UPLINK RESPONSE SIGNALS, BASE STATION, MOBILE STATION AND COMMUNICATION SYSTEM - A method for transmitting uplink response signals, base station, mobile station and communication system, includes judging whether to use a downlink secondary component carrier to transmit data to a mobile station; if the judging result is positive, allocating resources according to the number of transmission blocks for transmitting the downlink data in the secondary component carrier, accordingly the mobile station is able to use the resources corresponding to a preconfigured primary component carrier and the resources allocated to the secondary component carrier to select uplink resources for transmitting response signals. | 08-15-2013 |
20130215759 | METHOD, UE AND BASE STATION FOR SENDING OR RECEIVING FEEDBACK INFORMATION OF DOWNLINK DATA - A method for sending feedback information of downlink data, which is applied to a user equipment in a multi-carrier wireless communication system, including: receiving downlink data sent on a plurality of downlink component carriers by a base station; detecting whether the downlink data are correctly received on the plurality of downlink component carriers respectively, and generating a plurality of acknowledge signals corresponding to the plurality of component carriers according to detection results; and selecting corresponding Physical Uplink Control CHannel (PUCCH) resources to send the feedback information of the downlink data to the base station according to correspondence relationship between the total number of the plurality of acknowledge signals and the maximum Component Carrier index number that is configured, wherein the feedback information comprises the total number of the plurality of acknowledge signals. | 08-22-2013 |
20130242913 | METHOD FOR TRANSMITTING UPLINK RESPONSE SIGNAL, TERMINAL EQUIPMENT AND BASE STATION - A method includes receiving downlink data transmitted by a base station via a primary and secondary component carrier in a predetermined order; detecting the received downlink data to obtain indication information on correctly receiving and wrongly receiving the downlink data, or no control information received, allocating corresponding uplink resources according to the primary and secondary component carrier where the detected downlink data is present; arranging the indication information obtained through detecting according to the order of transmitting the downlink data by the base station to obtain an indication information sequence; generating an uplink response signal and determining the uplink resources used to feed back the uplink response signal; transmitting the uplink response signal to the base station using the determined uplink resources, so the base station determines the downlink data retransmitted according to the uplink response signal fed back in the uplink resources, enabling the BS avoid unnecessary data retransmission. | 09-19-2013 |
20130294338 | METHOD AND DEVICE FOR INTERFERENCE COORDINATION AND COMMUNICATION SYSTEM, MOBILE STATION AND BASE STATION - A method and device for interference coordination in a communication system and the corresponding communication system, mobile station and base station (BS) are disclosed. In the method for interference coordination, a BS of a Pico Cell shifts a transmission frame backwards; a BS of a Macro Cell selects a sub-frame for transmitting a Channel State Information-Reference Signal (CSI-RS) from transmission frames of the Macro Cell itself, to enable the sub-frame of the BS of Macro Cell for transmitting CSI-RS to at least not overlap a sub-frame of the BS of the Macro Cell for transmitting a public channel and a sub-frame of the BS of Pico Cell partially; and the sub-frame of the BS of the Macro cell for transmitting the public channel at least does not overlap the sub-frame of the BS of Pico Cell for transmitting the public channel partially. | 11-07-2013 |
20130315087 | MOBILE TERMINAL, MICRO BASE STATION, MACRO BASE STATION, COMMUNICATION SYSTEM AND COMMUNICATION METHOD - A mobile terminal, a micro base station, a macro base station, a communication system and a communication method. The method includes receiving from a micro base station a designation of specific subframe and a designation of feedback mode; judging whether a current subframe is a specific subframe designated by the micro base station; and measuring and feeding back the channel condition of the current subframe in a joint transmission feedback mode when the current subframe is the specific subframe designated by the micro base station, and measuring and feeding back the channel condition of the current subframe in a feedback mode designated by the micro base station when the current subframe is not the specific subframe designated by the micro base station. | 11-28-2013 |
20130316721 | METHOD AND DEVICE FOR ALLOCATING UPLINK CHANNEL RESOURCE OF COOPERATIVE MULTI-POINT TRANSMISSION/RECEPTION - A method, device, system, User Equipment (UE), computer readable medium and programme product for allocating uplink channel resource of cooperative multi-point transmission/reception are disclosed. The method includes receiving involved information for allocating uplink control channel resource or uplink detection reference signal resource in at least one of other cells; according to the information for allocating the uplink control channel resource or the uplink detection reference signal resource in the involved main cell and at least one of other cells, determining the uplink channel resource which does not overlap the uplink control channel resource or the uplink channel resource allocated for an uplink communication in the main cell and at least one of other cells; and allocating the determined uplink channel resource for the uplink cooperative multi-point transmission/reception in the involved main cell and at least one of other cells. | 11-28-2013 |