| Patent application number | Description | Published |
|---|
| 20090135942 | APPARATUS AND METHOD FOR TRANSMITTING DATA USING MULTI-ANTENNA - Provided are an apparatus and method for transmitting data using a multi-antenna. The apparatus includes a transmission buffer selecting unit for selecting transmission buffer of an antenna group corresponding to characteristics of each aggregated Medium access control Protocol Data Units (MPDU) when a list of aggregated MPDUs to transmit is received; a data transmitting unit for generating a list of aggregated MPDUs to transmit with storage information of the aggregated MPDUs, transferring the generated list to the transmission buffer selecting unit and transmitting corresponding aggregated MPDUs through the selected transmission buffer; and a timing controlling unit for controlling a transmission timing of each aggregated MPDU. | 05-28-2009 |
| 20090141679 | METHOD FOR FORMING FRAME IN WIDEBAND WIRELESS COMMUNICATION SYSTEM USING MULTI-ANTENNA - A method for forming a frame in a wireless communication system is provided. In the method, a plurality of preamble symbols are disposed. Then, a signal symbol is disposed at a predetermined position among the plurality of preamble symbols. At least one of data symbols is disposed after the plurality of preamble symbols. | 06-04-2009 |
| 20090154382 | MEDIUM ACCESS CONTROL DEVICE FOR PROCESSING DATA AT HIGH SPEED AND METHOD THEREOF - Provide are a medium access control MAC device for processing data at a high speed and a method thereof. The MAC device includes a packet receiving and processing unit for receiving packet data transmitted from a physical layer device and extracting data and data information from the received packet data by processing the received packet data; a data multiprocessing unit for sequentially multiplexing the extracted data and storing the extracted data in a first memory; and a data arranging unit for arranging the stored data in sequence number order using addresses of the first memory and the extracted data information, and transmitting the arranged data to an upper layer interface. | 06-18-2009 |
| 20090154405 | MEDIUM ACCESS CONTROL METHOD AND DATA TRANSMISSION METHOD USING THE SAME IN WIRELESS LOCAL AREA NETWORK - Provided are a MAC method and a method for transmitting data using the same in a WLAN. The MAC method includes: transmitting a bandwidth scheduling report frame for informing information on downlinks and uplinks allocated to a terminal by including the bandwidth scheduling report frame in one of the downlinks where the bandwidth scheduling report frame includes a plurality of downlinks, a plurality of uplinks, and a plurality of short uplinks and the number of the plurality of downlinks is equal to the number of the plurality of uplinks; receiving a bandwidth request frame for requesting bandwidth allocation through one of the uplinks; and allocating a bandwidth to each of the terminals by an unit of the downlink and the uplink. | 06-18-2009 |
| 20100118816 | APPARATUS AND METHOD FOR TRANSMITTING DATA IN WIRELESS COMMUNICATION SYSTEM - An apparatus for transmitting in a wireless communication system includes: a frame generating unit configured to generate a frame based on user data and to transmit the frame and frame information; a scheduling unit configured to generate a schedule of the frames to be transmitted on a frame-by-frame basis based on the frame information and to transmit the schedule; and a data matching unit configured to match the frames based on the schedule so as to transmit the frames at a time. | 05-13-2010 |
| 20100128688 | DATA TRANSMISSION/RECEPTION METHOD IN WIRELESS COMMUNICATION SYSTEM, AND DATA TRANSMITTER AND DATA RECEIVER USING THE SAME - A data transmission method includes: deciding the priority of data; deciding a channel priority based on a channel state; selecting a modulation and coding scheme (MCS) for the data based on the priority of data; selecting a transmission channel through which the data is to be transmitted, based on the channel priority; and modulating and coding the data in accordance with the selected MCS, and transmitting the modulated and coded data through the selected transmission channel. | 05-27-2010 |
| 20100150278 | RECEIVER FOR HIGH-SPEED WIRELESS COMMUNICATION SYSTEM AND CONTROL METHOD THEREOF - An apparatus for reducing power consumption of a receiver in a high-speed wireless communication system and a control method thereof are provided. The apparatus for processing a signal in a receiver of a wireless communication system includes a carrier sensor configured to sense a carrier used in the wireless communication system, a decoder configured to decode the detected carrier signal to a signal and data, and a controller configured to control supplying power and a clock only to the carrier sensor during carrier sensing, and supplying power and a clock to an overall receiver when a carrier is sensed. | 06-17-2010 |
| 20110141955 | METHOD AND APPARATUS FOR TRANSMITTING PACKET IN WIRELESS COMMUNICATION SYSTEM - Provided is a method and apparatus for transmitting a packet in a wireless communication system. A method for transmitting a packet by a packet transmission apparatus in a wireless communication system includes determining whether the packet is a response packet, and transmitting the packet with a higher channel access opportunity than another packet transmission apparatus of the wireless communication system, if the packet is a response packet. | 06-16-2011 |
