Patent application number | Description | Published |
20120044882 | APPARATUS AND METHOD FOR TRANSMITTING A POWER HEADROOM REPORT IN A WIRELESS COMMUNICATION SYSTEM SUPPORTING MULTI-CARRIERS - An apparatus and method for transmitting a power headroom report in a communication system supporting multi-carriers are disclosed, by which a user equipment is enabled to transmit the power headroom report. According to the present invention, a user equipment calculates a power headroom for each of at least one activated serving cell using a maximum transmission power of the user equipment for each of at least one activated serving cell and transmits the power headroom report including the power headroom for each of the at least one activated serving cell and the maximum transmission power of the user equipment for each of the at least one activated serving cell to a base station. In this case, the power headroom includes an information on power status of the user equipment for each of the at least one activated serving cell. | 02-23-2012 |
20120140677 | Method of Transmitting or Receiving Control Information in Wireless Communication System and Apparatus of the Same - A method of transmitting control information by a base station in a wireless communication system is provided. In the method, control information is broadcast, and negative-acknowledgement (NACK) information associated with the broadcasted control information is received from at least one User Equipment (UE), and then the control information is retransmitted to at least one UE in response to the NACK information. | 06-07-2012 |
20120155384 | METHOD FOR PARTITIONING CELL IDENTITIES ACCORDING TO CELL TYPE IN WIRELESS COMMUNICATION SYSTEM AND AN APPARATUS THEREFOR - A method of transmitting a cell type information, which is transmitted by a base station in a wireless communication system, is disclosed. The present invention includes broadcasting a first boundary point information (Z) between a cell identity of a public ABS (advanced base station) and a cell identity of a private ABS via an S-SFH SP3 (secondary-super frame header subpacket3), and broadcasting at least one second boundary point (K) information via an AAI-SCD (Advanced Air Interface_System Configuration Descriptor) message. In this case, the at least one second boundary point information (K) indicates a last index of cell identity corresponding to a specific ABS type. Further, an order of ABS types of the public ABS and an order of ABS types of the private ABS are pre-defined. | 06-21-2012 |
20130225173 | Method and Apparatus for Performing Handover Using Path Information in Wireless Communication System - A method for performing handover at a mobile terminal which moves along an established path in a wireless communication system includes transmitting an indicator indicating a handover type to a serving base station without performing measurement with respect to neighboring base stations and movement path information, receiving information about a handover target base station on a path generated based on the movement path from the serving base station, and determining whether handover to the handover target base station is performed according to movement. | 08-29-2013 |
20130225180 | Method and Apparatus for Performing Handover Using Path Information in Wireless Communication System - A method for performing handover at a mobile terminal which moves along an established path in a wireless communication system includes transmitting an indicator indicating a handover type to a serving base station without performing measurement with respect to neighboring base stations and movement path information and transmitting current position information of the mobile terminal to the serving base station. | 08-29-2013 |
20130230010 | Method and Terminal Apparatus for Transmitting a Power Status Report in a Wireless Communication System - Method of transmitting a power status report by a mobile station in a wireless communication system according to the present application comprises receiving at least one of an offset value of a data channel or an offset value of a control channel for an uplink power control from a base station; determining a base uplink transmit power level for at least one of the data channel or control channel based on at least one of the received offset value of the data channel or the received offset value of the control channel; and transmitting the determined base uplink transmit power level to the base station. | 09-05-2013 |
20130235779 | Method for a Terminal to Transmit Data in a Wireless Communication System, and a Device Therefor - The present application discloses a method for a terminal to transmit a signal in a wireless communication system. In more detail, the method includes transmitting uplink data to a base station at a data transmission period. The data transmission period includes at least one power-reduction period divided into an activation period and a deactivation period, wherein the uplink data are transmitted to the base station in the activation period. | 09-12-2013 |
20130235838 | METHOD FOR CONTROLLING UPLINK TRANSMISSION POWER FOR TRANSMITTING A PLURALITY OF CODEWORDS IN A WIRELESS COMMUNICATION SYSTEM THAT SUPPORTS A PLURALITY OF ANTENNAS, AND APPARATUS FOR PERFORMING THE METHOD - Disclosed are a method for controlling uplink transmission power for transmitting a plurality of codewords in a wireless communication system that supports a plurality of antennas, and a terminal apparatus for the method. The terminal apparatus for controlling uplink transmission power for transmitting a plurality of codewords in a wireless communication system that supports a plurality of antennas comprises a receiver for receiving, from a base station, a first transmission power control parameter including a first transmission power control indication value related to the uplink transmission power control; and a processor for determining uplink transmission power for transmitting said plurality of codewords based on the amount of information for each unit resource for each code word, if said first transmission power control indication value is not zero, wherein said first transmission power control indication value may be a value corresponding to each codeword. | 09-12-2013 |
20130295983 | METHOD FOR DETERMINING TRANSMISSION POWER FOR TRANSMITTING UPLINK SIGNALS BETWEEN TERMINALS IN A WIRELESS COMMUNICATION SYSTEM THAT SUPPORTS TERMINAL-TO-TERMINAL COMMUNICATION, AND APPARATUS THEREFOR - Disclosed is a method for determining transmission power for transmitting uplink signals between terminals in a wireless communication system that supports terminal-to-terminal communication, and an apparatus therefor. A method in which a first terminal determines transmission power for transmitting an uplink signal to a second terminal in a wireless communication system that supports terminal-to-terminal communication comprises the following steps: estimating a channel state based on a second terminal-specific signal received from the second terminal; transmitting the estimated channel information to a base station; receiving a message, including information on a transmission power control factor, from the base station or from the second terminal; and determining transmission power for transmitting an uplink signal to the second terminal based on the received message. | 11-07-2013 |
20130329689 | METHOD AND APPARATUS FOR TRANSMITTING DATA IN WIRELESS COMMUNICATION SYSTEM - A method for transmitting data from a first User Equipment (UE) in a wireless communication system is provided. In the method, the first UE receives uplink data of a second UE from the second UE on a first uplink subframe of an Nth frame and transmits the received uplink data of the second UE to a base station on a first uplink subframe of an (N+1)th frame and then receives feedback information associated with the transmitted uplink data of the second UE from the base station. | 12-12-2013 |