Abstract: A method and an apparatus for efficiently reporting user equipment (UE) are provided. A method of transmitting Power Headroom Report (PHR) of UE in a mobile communication system, includes configuring an evolved PHR including an indicator with respect of a variation factor of maximum transmission power of the UE, and transmitting the evolved PHR to an eNB. An eNB may know maximum transmission power of an UE and a variation factor thereof to enable efficient scheduling.

Abstract: The present invention relates to a transmission of a random access in a specific cell from a plurality of serving cells in a mobile communication system using a carrier aggregation technology, and a method for efficiently transmitting uplink channels other than the random access in another cell. In particular, the method for a terminal to transmit an uplink channel to a base station comprises the steps of: confirming whether an uplink channel for a second carrier having an uplink timing different from a first carrier is included in a subframe transmitting a Random Access Preamble for the first carrier; if included, confirming whether the sum of the electric power required for the transmission of the random access preamble and the electric power required for the transmission of the uplink channel exceeds the maximum transmission electric power of the terminal; and, if exceeding, transmitting the random access preamble preferentially before the uplink channel.

Abstract: A photomask and a method of forming patterns using the photomask are provided. The photomask includes a mask body including a pattern region and a peripheral region and having a first surface and a second surface. Mask patterns are disposed on a portion overlapping with the pattern region of the first surface of the mask body. A shading layer is disposed in the peripheral region. The shading layer provides a spill-over-shading region extending to overlap with a critical dimension (CD) correction region in which CD correction in the pattern region is required.

Abstract: Method for radio communication with base station, by user equipment (UE), apparatus in UE for radio communication with base station, a method for radio communication with a UE by a base station, and an apparatus in a base station for radio communication with a UE are provided. The method for radio communication with a base station, by a UE, includes identifying whether an uplink resource for data to be transmitted to the base station is available, when a buffer status report to be transmitted to the base station is triggered; transmitting an uplink packet including the buffer status report using the uplink resource, in response to the uplink resource being available; and transmitting a scheduling request to the base station, in response to the uplink resource not being available for a predetermined time duration, wherein the scheduling request is used for requesting an uplink resource for the buffer status report.

Abstract: A method for receiving system information, a method for transmitting system information by a Node B in a mobile communication system, a user equipment (UE) for receiving system information, and a Node B for transmitting system information by a Node B in a mobile communication system are provided. The method for receiving system information includes receiving system information comprising first partial bits of a system frame number (SFN) on a broadcast channel in a first subframe of a radio frame within a broadcast channel transmission period, the first partial bits having the same value during one broadcast channel transmission period comprising a plurality of radio frames; acquiring second partial bits of the SFN based on decoding the broadcast channel, the second partial bits having different values for different radio frames within the broadcast channel transmission period; and determining the SFN from the first partial bits and the second partial bits.

Abstract: To solve the above-mentioned problem, the method for transmitting and receiving a signal by user equipment (UE) through one or more cells, according to one embodiment of the present specification, comprises the steps of: receiving, from a base station, a first message indicating whether one or more cells usable by the UE are enabled; determining which cells to enable or disable on the basis of the first message; and enabling or disabling the selected cells. According to the embodiment of the present specification, by aggregating carriers amongst different base stations, a possibility for the UE to transmit and receive high-speed data through carrier aggregation can increase.

Abstract: One embodiment of an iris recognition camera system comprises: an optical unit for collecting optical information of an iris; and an imaging unit for outputting the optical information of the iris obtained by the optical unit, wherein the optical unit comprises: a first group having a first thickness and refracting light incident from an object; and a second group disposed on the back surface of the first group and comprising at least one lens, wherein the first group comprises a holographic optical element (HOE).

Abstract: A system and a method minimize power consumption, signalling overhead, and processing load in blind scheduling in a mobile communication system. A User Equipment (UE) detects a type of an uplink (UL) grant while it is periodically allocated the UL grant. If there is no data to transmit using the UL grant, the UE determines whether to transmit a padding Medium Access Control (MAC) Protocol Data Unit (PDU) to an Evolved Universal Terrestrial Radio Access Network (E-UTRAN) Node B (eNB) using the UL grant according to the type of the UL grant.

Abstract: A method for performing communication by a first communication device in a mobile communication system is provided. The method includes determining whether the first communication device is proximate to a nearby second communication device through a short-range communication link, enabling one of a first long-range communication link with a network or the short-range communication link with the second communication device based on the determination as to whether the first communication device is proximate to the second communication device, and receiving data from the network through the enabled one of the first long-range communication link with the network or the short-range communication link.

Abstract: The present invention relates to a transmission of a random access in a specific cell from a plurality of serving cells in a mobile communication system using a carrier aggregation technology, and a method for efficiently transmitting uplink channels other than the random access in another cell. In particular, the method for a terminal to transmit an uplink channel to a base station comprises the steps of: confirming whether an uplink channel for a second carrier having an uplink timing different from a first carrier is included in a subframe transmitting a Random Access Preamble for the first carrier; if included, confirming whether the sum of the electric power required for the transmission of the random access preamble and the electric power required for the transmission of the uplink channel exceeds the maximum transmission electric power of the terminal; and, if exceeding, transmitting the random access preamble preferentially before the uplink channel.

Abstract: The present invention defines an efficient measurement method for idle mode M2M/MTC device with low/no mobility in a mobile communication system. An example of the mobile communication system to which the present invention is application is 3GPP UMTS mobile communication system and 3GPP LTE/LTE-A mobile communication system as the next generation mobile communication system under discussion in 3GPP.

Abstract: Defined is a handover procedure of a User Equipment (UE) for which multiple UpLink (UL) carriers requiring different UL Timing Advances (TAs) are aggregated in a mobile communication system. The handover procedure includes admitting execution of handover to a target cell of the UE at the request of a source cell, setting radio resource information to be used by the UE in the target cell and transmitting the set radio resource information to the source cell, determining whether a random access procedure, which is executed, among the multiple UL carriers, with a reference UL carrier or with an UL carrier to which the same UL TA as that of the reference UL carrier is applied, has been completed, and determining that a handover procedure of the UE has been successfully completed if the random access procedure has been completed, and determining that the handover procedure of the UE has failed if the random access procedure fails.

Abstract: Defined is a handover procedure of a User Equipment (UE) for which multiple UpLink (UL) carriers requiring different UL Timing Advances (TAs) are aggregated in a mobile communication system. The handover procedure includes admitting execution of handover to a target cell of the UE at the request of a source cell, setting radio resource information to be used by the UE in the target cell and transmitting the set radio resource information to the source cell, determining whether a random access procedure, which is executed, among the multiple UL carriers, with a reference UL carrier or with an UL carrier to which the same UL TA as that of the reference UL carrier is applied, has been completed, and determining that a handover procedure of the UE has been successfully completed if the random access procedure has been completed, and determining that the handover procedure of the UE has failed if the random access procedure fails.

Abstract: Defined is a handover procedure of a User Equipment (UE) for which multiple UpLink (UL) carriers requiring different UL Timing Advances (TAs) are aggregated in a mobile communication system. The handover procedure includes admitting execution of handover to a target cell of the UE at the request of a source cell, setting radio resource information to be used by the UE in the target cell and transmitting the set radio resource information to the source cell, determining whether a random access procedure, which is executed, among the multiple UL carriers, with a reference UL carrier or with an UL carrier to which the same UL TA as that of the reference UL carrier is applied, has been completed, and determining that a handover procedure of the UE has been successfully completed if the random access procedure has been completed, and determining that the handover procedure of the UE has failed if the random access procedure fails.

Abstract: A method and apparatus for performing communication in a wireless communication system are provided. The method includes identifying a transmission mode configured for a serving cell by a Base Station (BS), by a User Equipment (UE), identifying an antenna configuration of the BS by the UE, determining the number of bits for a Rank Indication (RI) representing the number of layers based on the transmission mode and the antenna configuration, and generating an RI using the determined number of bits and transmitting the RI in transmission resources of the serving cell to the BS by the.

Abstract: A method and an apparatus for efficiently reporting user equipment (UE) are provided. A method of transmitting Power Headroom Report (PHR) of UE in a mobile communication system, includes configuring an evolved PHR including an indicator with respect of a variation factor of maximum transmission power of the UE, and transmitting the evolved PHR to an eNB. An eNB may know maximum transmission power of an UE and a variation factor thereof to enable efficient scheduling.

Abstract: A radio link failure detection method of a user equipment transitioning between a Discontinuous Reception (DRX) mode and non-DRX mode cyclically in a wireless communication system includes transitioning between a Discontinuous Reception (DRX) mode and a non-DRX mode in a wireless communication system. The method also includes adjusting, when a mode transition occurs, a size of a monitoring window for a transitioned operation mode; reporting a radio channel condition acquired by monitoring and averaging the channel condition within the monitoring window; and repeating adjustment of the monitoring window size and report of the radio channel condition while moving the monitoring window as time progress.

Abstract: A method for moving between cells by a wireless device includes receiving instructions for the wireless device to measure and report a gradient change value to apply offsets based on a plurality of speed states; identifying a speed state in which a moving speed of the wireless device is included among the plurality of speed states; obtaining an offset mapped to the speed state; first filtering a received wireless signal at a physical layer and second filtering the received wireless signal at a radio resource control layer; calculating the gradient change value corresponding to the obtained offset. The gradient change value indicates a rate of change of received signal strength with a serving cell or a rate of received signal strength difference between a neighbor cell and the serving cell. A portion of the second filtering of the received wireless signal is determined based on the calculated gradient change value.

Abstract: The present disclosure relates to a method and device for receiving a multimedia broadcast multicast service (MBMS) in a mobile communication system. The method for receiving the MBMS of a terminal in the mobile communication system according to an embodiment of the present disclosure is characterized in that it includes: determining whether service area ID (SAI) information on a serving cell is broadcast during the MBMS; receiving the SAI information on the serving cell when it is determined that the SAI information is broadcast; determining, by using the received SAI information of the serving cell, whether an SAI of the MBMS matches the SAI of the serving cell; and changing the cell reselection priority of the frequency of the serving cell to the highest priority if it is determined that the SAI of the MBMS matches the SAI of the serving cell.

Abstract: A random access procedure control method and apparatus is provided for controlling a random access procedure efficiently in a mobile communication system supporting carrier aggregation. The method for controlling random access procedure of a terminal in a wireless communication system having a primary cell and at least one secondary cell includes initiating a random access procedure in the primary cell and the at least one secondary cells, detecting a random access failure of a terminal performing the random access procedure, determining whether the random access failure is detected in the primary cell or the at least one secondary cell, and determining whether to continue the random access procedure according to a result of the determining of whether the random access failure is detected.