Abstract: The present invention relates to a method and device for authorizing user equipment (UE) in a wireless communication system. The present invention also relates to a method and device for authorizing authorized true user equipment if an abnormal power down report is transmitted from a fake user equipment. The real user equipment checks the abnormal power down from a base station, receives an assignment A-MAP IE, and transmits an authorized message to the base station if power is not abnormally down. Alternatively, user equipment transmits, to the base station, an abnormal power down signaling header that includes authorization parameters, such as COUNTER_TEK or a cipher-based message authentication code (CMAC).

Abstract: The present invention relates to a method enabling a base station and a terminal to reliably transmit short messages in a broadband wireless access system. According to one embodiment of the present invention, the method wherein a terminal receives a short message service (SMS) in a broadband wireless access system comprises the following steps: transmitting a first message for carrying out ranging to a base station; receiving a second message, which comprises SMS information and uplink resource allocation information for the transmission of a third message, from the base station as a response to the first message; and transmitting a third message, which indicates the state of the reception of the second message, to the base station by means of uplink resources which are indicated by the uplink resources allocation information.

Abstract: A method for efficiently performing an initial access in an MS in a multi-carrier broadband wireless access system is disclosed. The method includes scanning a plurality of carriers supported by a BS, and selecting one of the scanned carriers as a first carrier and receiving an SFH of the first carrier. The SFH of the first carrier includes at least one of a field indicating load status of the first carrier and recommended network entry carrier information including information about a second carrier in good load status.

Abstract: Disclosed is a pharmaceutical composition for gene delivery, comprising: (i) a gene; (ii) a water-soluble chitosan; (iii) a thiamine pyrophosphate or a pharmaceutically acceptable salt thereof; (iv) a protamine or a pharmaceutically acceptable salt thereof; and (v) a neutral or anionic phospholipid. The composition can introduce a gene into cells safely and effectively. Composed of non-toxic and injectable components, the composition is safe for the body and can be advantageously commercialized. Notably, it can deliver a gene at high efficiency in vivo as well as in vitro, and is stable in the blood.

Abstract: The present invention relates to a method and apparatus for transmitting a bandwidth request (BR) header in a wireless communication system. User equipment transmits a standalone BR header to a base station through a first uplink (UL) resource allocated by a BR-acknowledgement (ACK) A-MAP information element (IE), receives from the base station a hybrid automatic repeat request (HARQ)-non-acknowledgement (NACK) which indicates the base station has not successfully received the standalone BR header, receives a CDMA allocation A-MAP IE from the base station, and retransmits the standalone BR header through a second UL resource allocated by the CDMA allocation A-MAP IE.

Abstract: Provided are a method and a device for transmitting data through client cooperation in a wireless communication system. A cooperative device of the client cooperation receives uplink (UL) data from a source device through a frame of a first system, and if the UL data is the data to be transmitted to a base station of the second system, transmits the UL data to the second system. In addition, when receiving downlink (DL) data from the base station of the second system, and the DL data is data to be transmitted to the source device, the DL data is transmitted to the source device through the frame of the first system.

Abstract: A method for efficiently performing an initial access in an MS in a multi-carrier broadband wireless access system is disclosed. The method includes scanning a plurality of carriers supported by a BS, and selecting one of the scanned carriers as a first carrier and receiving an SFH of the first carrier. The SFH of the first carrier includes at least one of a field indicating load status of the first carrier and recommended network entry carrier information including information about a second carrier in good load status.

Abstract: A method and apparatus of allocating a bandwidth request channel (BRCH) in a wireless communication system including a relay station (RS) is provided. At least one first BRCH for a bandwidth request of a mobile station (MS) connected to a base station (BS) and at least one second BRCH for a bandwidth request of the RS are allocated. An opportunity index is assigned to each of the at least one first BRCH and the at least one second BRCH, and the opportunity index assigned to the at least one second BRCH is started after the opportunity index assigned to the at least one first BRCH.

Abstract: A method of allocating a radio resource in a wireless access system is disclosed. The method includes receiving a control message associated with radio resource allocation for transmitting uplink data to the base station, wherein the control message comprises a first persistent uplink allocation information element comprising first resource allocation information associated with a first resource allocation region for transmitting the uplink data of a mobile station and transmitting an acknowledgment (ACK) message from the mobile station to the base station in response to successfully receiving the first persistent uplink allocation information element.

Abstract: The present invention relates to a bandwidth request preamble sequence selecting method for bandwidth requests on a wireless access system, and to a random access procedure using the same. Also, the present invention relates to devices supporting the random access procedure. In one example of the present invention, the method for randomly accessing a wireless access system may comprise the steps of: receiving a first message containing a predefined bandwidth request index from a base station; selecting a bandwidth request preamble sequence from the predefined bandwidth request index on the basis if the properties of uplink data to be transmitted by a mobile terminal; transmitting a second message containing a predefined bandwidth request index to the base station; and transmitting the selected bandwidth request preamble sequence to the base station.

Abstract: The present invention relates to a method and apparatus for transmitting and receiving system information update control information in a sleep mode in a wireless communication system. According to one aspect of the present invention, a method in which a terminal in a sleep mode receives system information update control information in a wireless communication system comprises: receiving, by the terminal from a base station, system information update control information including information on whether or not each of a plurality of secondary super frame header subpacket information elements (hereinafter, referred to as “S-SFH SP IEs”) is changed during a listening window; and receiving a changed S-SFH SP IE using the system information update control information.

Abstract: Disclosed is a pharmaceutical composition for gene delivery, comprising: (i) a gene; (ii) a water-soluble chitosan; (iii) a thiamine pyrophosphate or a pharmaceutically acceptable salt thereof; (iv) a protamine or a pharmaceutically acceptable salt thereof; and (v) a neutral or anionic phospholipid. The composition can introduce a gene into cells safely and effectively. Composed of non-toxic and injectable components, the composition is safe for the body and can be advantageously commercialized. Notably, it can deliver a gene at high efficiency in vivo as well as in vitro, and is stable in the blood.

Abstract: A method for requesting an emergency service to a base station and a mobile station using the same are disclosed. During initial network entry, a mobile station may transmit an emergency message to a base station using an emergency Flow Identifier (FID), and receive from the base station information about resources allocated according to a default service flow parameter predefined for the emergency service by the base station. The mobile station may transmit to the base station a ranging request message including an emergency service indicator indicating an emergency service request, and receive from the base station a ranging response message including an emergency FID allocated by the BS as a response to the emergency service request. The emergency FID is the emergency FID received in the ranging response message.

Abstract: A method for receiving a superframe header at a mobile station in a wireless mobile communication system is disclosed. The method comprises receiving a sub-frame including the superframe header and a first data channel and decoding the received superframe header. Herein, the superframe header is located within a predetermined physical frequency band and the predetermined physical frequency band includes a synchronization channel.

Abstract: A broadband wireless access system and, more particularly, a method for a mobile station and a base station to perform an efficient ranging procedure considering a ranging purpose and a device for performing the same are disclosed herein. A method of a mobile station for performing ranging in a broadband wireless access system, the method includes the steps of transmitting a first ranging preamble code for requesting ranging to a base station through a first ranging opportunity of a first frame, and, when a first message is received from the base station before a timer indicating a limited time point is expired, wherein the first message including a response to the first ranging preamble code is transmitted during the limited time point, determining whether or not the ranging request is successfully made by using the first message.

Abstract: The present invention relates to a method for requesting an uplink resource in a wireless communication system. In the method according to one aspect of the invention, a terminal transmits a quick access message to a base station and receives a resource from the base station. The quick access message includes a first field that shows the attributes of the data that is supposed to be transmitted by the terminal, and a field that is determined by the first field.

Abstract: A method for efficiently performing an initial access in an MS in a multi-carrier broadband wireless access system is disclosed. The method includes scanning a plurality of carriers supported by a BS, and selecting one of the scanned carriers as a first carrier and receiving an SFH of the first carrier. The SFH of the first carrier includes at least one of a field indicating load status of the first carrier and recommended network entry carrier information including information about a second carrier in good load status.

Abstract: A method for allocating uplink resources using information of a Bandwidth Request (BR) indicator in a Base Station (BS), and which includes receiving a BR indicator including a station Identifier (ID), and a Quality of Service (QoS) parameter from a Mobile Station (MS); estimating uplink resources based on the BR indicator and allocating the estimated uplink resources to the MS, and if there are a plurality of connections for the MS, the estimating includes deciding one QoS parameter to be used to estimate the uplink resources among a plurality of QoS parameters corresponding to the connections; and transmitting information about the allocated uplink resources to the MS through an uplink grant message.

Abstract: A method and device for monitoring a paging message in Machine To Machine (M2M) communication are provided. A M2M device receives a segment of the paging message that includes an extension flag and a M2M extension flag. The extension flag indicates that the M2M device checks the M2M extension flag and the M2M extension flag indicates whether a remaining segment of the paging message exists.

Abstract: A method for efficiently performing an initial access in an MS in a multi-carrier broadband wireless access system is disclosed. The method includes scanning a plurality of carriers supported by a BS, and selecting one of the scanned carriers as a first carrier and receiving an SFH of the first carrier. The SFH of the first carrier includes at least one of a field indicating load status of the first carrier and recommended network entry carrier information including information about a second carrier in good load status.