Abstract: A method of performing hand-over in a personal basic service set (PBSS) including a plurality of stations and one coordinator is provided. An association request frame comprising PCP capability information, and requesting to associate to the PBSS, is received from each of the stations. The PCP capability information comprises information regarding at least one of whether each of the stations supports a power source capability of continuous power supply, whether each of the stations supports a channel time allocation function, and whether each of the stations supports a network clustering function. An association response frame, indicating whether the association request received from each of the stations is approved, is transmitted to each of the stations, and a priority to be a coordinator of the stations is determined based on the PCP capability information. Hand-over is performed with one of the stations according to the determined priority.

Abstract: A method and apparatus for controlling a link margin are provided. The method includes: receiving, from a second device, a link margin frame including information about the link margin related to a communication link between a first device and the second device; and performing at least one operation selected from among a change in transmission power, a change in a modulation and coding scheme (MCS), beam forming, and a change of the communication link to another frequency band, based on the received link margin frame.

Abstract: A method and apparatus for establishing a secured link between devices. In the establishing of the secured link, a coordinator respectively receives from the first and second devices first pairing information indicating that a first device is to establish a secured link and second pairing information indicating that a second device is to establish a secured link. The coordinator further receives via a first secured link established between the first device and the coordinator shared secured information. The shared secured information is shared between the first and second devices. The coordinator establishes a second secured link with the second device based on the shared secured information; and broadcasts partner notice information indicating that the first and second devices are partner devices. The broadcast partner notice information is then used to establish a third secured link.

Abstract: A method of performing hand-over in a personal basic service set (PBSS) including a plurality of stations and one coordinator is provided. An association request frame comprising PCP capability information, and requesting to associate to the PBSS, is received from each of the stations. The PCP capability information comprises information regarding at least one of whether each of the stations supports a power source capability of continuous power supply, whether each of the stations supports a channel time allocation function, and whether each of the stations supports a network clustering function. An association response frame, indicating whether the association request received from each of the stations is approved, is transmitted to each of the stations, and a priority to be a coordinator of the stations is determined based on the PCP capability information. Hand-over is performed with one of the stations according to the determined priority.

Abstract: A method of performing a handover between a first device and a second device is provided. The method including: transmitting a handover request frame for requesting a handover, including information about a reason for requesting the handover, to the second device; receiving a handover response frame including handover request result information indicating whether the handover request is accepted, from the second device; and selectively performing the handover with the second device based on the handover response frame.

Abstract: A communication device which generates a beamforming link between the communication device and an external device is provided. The communication device includes: a beamforming link generating unit which generates a first beamforming link between a first antenna of a plurality of antennas of the communication device and the external device, and which generates a second beamforming link between a second antenna of the plurality of antennas of the communication device and the external device; and a transmission unit which transmits data to the external device via each of the first beamforming link and the second beamforming link.

Abstract: An anti c-Met antibody, a composition comprising the antibody, and a method for preventing or treating cancer by administering the composition is provided.

Abstract: A method and apparatus for establishing a secured link between devices. In the establishing of the secured link, a coordinator respectively receives from the first and second devices first pairing information indicating that a first device is to establish a secured link and second pairing information indicating that a second device is to establish a secured link. The coordinator further receives via a first secured link established between the first device and the coordinator shared secured information. The shared secured information is shared between the first and second devices. The coordinator establishes a second secured link with the second device based on the shared secured information; and broadcasts partner notice information indicating that the first and second devices are partner devices. The broadcast partner notice information is then used to establish a third secured link.

Abstract: A method of generating a control packet by using a first apparatus including a plurality of medium access control (MAC) layers, the method comprising: generating dynamic tone pairing (DTP) reception setup information indicating whether to receive DTP information for each of a plurality of links from a second apparatus; and generating a control packet including the DTP reception setup information.

Abstract: Methods and apparatuses directed to generating a control packet, which may involve generating data rate information indicating whether a device supports a data rate modifying function regarding uncompressed data; and generating a control packet including the data rate information. Data rate information indicates whether a device supports a data rate modifying function regarding compressed data. Control packets may be exchanged between devices to determine a modified data rate and a type of data packet to be sent.

Abstract: Provided are a method and apparatus for generating a packet including uncompressed video data. The method includes: generating color component bit information indicating the number of bits of each color component of pixels of the uncompressed video data; and generating a packet including the color component bit information and the uncompressed video data.

Abstract: Provided are methods and apparatuses for performing pairing. A method of performing pairing between a coordinator that belongs to a predetermined network and a device that does not belong to any network includes: broadcasting a first pairing information indicating that the coordinator is a device to perform pairing, or a beacon comprising the first pairing information; and receiving, from the device, second pairing information indicating that the device is a peer device to perform pairing, wherein the device transmits the second pairing information to the coordinator after the device associates with the predetermined network or while the device associates with the predetermined network.

Abstract: Provided are methods and apparatuses for performing pairing. A method of performing pairing between a coordinator and a peer device that is one from among a plurality of devices in a network including the plurality of devices and the coordinator includes: broadcasting a beacon including first pairing information indicating that the coordinator is a device to perform pairing; receiving, from the peer device, second pairing information indicating that the peer device is a peer device to perform pairing; and broadcasting a beacon including the first pairing information and the second pairing information, or the first pairing information and the second pairing information.

Abstract: Provided are methods and apparatuses for performing pairing. A method of performing pairing between a coordinator and a peer device includes: if a second coordinator of a second network relays first pairing information indicating that a first coordinator of a first network is a device to perform pairing, from the first coordinator to a peer device of the second network, disassociating, by the peer device, from the second network, associating with the first network, and then transmitting, to the first coordinator, the first pairing information and second pairing information indicating that the peer device is a peer device to perform pairing.

Abstract: A method of performing a handover between a first device and a second device is provided. The method including: transmitting a handover request frame for requesting a handover, including information about a reason for requesting the handover, to the second device; receiving a handover response frame including handover request result information indicating whether the handover request is accepted, from the second device; and selectively performing the handover with the second device based on the handover response frame.

Abstract: A method of performing hand-over in a personal basic service set (PBSS) including a plurality of stations and one coordinator is provided. An association request frame comprising PCP capability information, and requesting to associate to the PBSS, is received from each of the stations. The PCP capability information comprises information regarding at least one of whether each of the stations supports a power source capability of continuous power supply, whether each of the stations supports a channel time allocation function, and whether each of the stations supports a network clustering function. An association response frame, indicating whether the association request received from each of the stations is approved, is transmitted to each of the stations, and a priority to be a coordinator of the stations is determined based on the PCP capability information. Hand-over is performed with one of the stations according to the determined priority.

Abstract: A method and apparatus for controlling a link margin are provided. The method includes: receiving, from a second device, a link margin frame including information about the link margin related to a communication link between a first device and the second device; and performing at least one operation selected from among a change in transmission power, a change in a modulation and coding scheme (MCS), beam forming, and a change of the communication link to another frequency band, based on the received link margin frame.

Abstract: A method and apparatus for changing a frequency band used for communication between first and second devices supporting multiple frequency bands. The method includes transmitting a frequency band change request frame including information regarding a communication capability of the first device and a frequency band change request for requesting to change a frequency band currently being used for communication between the first and second devices, to the second device; receiving a frequency band change response frame corresponding to the frequency band change request frame, from the second device; and selectively changing the frequency band currently being used to another frequency band based on the received frequency band change response frame.

Abstract: A method and apparatus for transferring to a second communication band and returning to an original communication band according to a channel state in a multiband communication system are provided. The method includes communicating with a peer device in a first band, determining a channel state of a second band, and transferring to the second band based on a result of the determination, thereby efficiently using a plurality of bands and thus improving a data transmission speed.