Abstract: An ink jet recording apparatus is provided. The ink jet recording apparatus includes a supporting member for supporting a recording medium, an ink head comprising a nozzle surface disposed opposite the recording medium during a print operation, an ultraviolet light irradiation device coupled to the ink head in a freely movable manner, an ink head aiding system comprising a plurality of elements including at least a wiper for wiping the nozzle surface of the ink head or a cap for covering the nozzle surface of the ink head, and at least a portion of the irradiation section of the ultraviolet light irradiation device is located in front of at least one of the elements of the ink head aiding system.

Abstract: A method for transmitting and receiving a signal and an apparatus for transmitting and receiving a signal are disclosed. The method for receiving the signal includes receiving (S210) the signal in a first frequency band, identifying (S220) a first pilot signal including, a cyclic prefix obtained by frequency-shifting a first portion of an useful portion of the first pilot signal and a cyclic suffix obtained by frequency-shifting a second portion of the useful portion of the first pilot signal from the received signal, demodulating (S220) a signal frame including a physical layer pipe (PLP) to which a service stream is converted, by an orthogonal frequency division multiplexing (OFDM) scheme, using information set in the first pilot signal, parsing (S230) the signal frame and obtaining the PLP and obtaining (S240) the service stream from the PLP.

Abstract: A method of associating a mobile station to a base station in a wireless communication system comprises transmitting to a serving base station a scanning request message comprising an association indicator. The method also comprises receiving from the serving base station a scanning response message comprising a rendezvous time associated with a neighboring base station for initiating ranging with the neighboring base station, wherein the serving base station communicates an association notification to the neighboring base station, the association notification comprising the rendezvous time.

Abstract: A printing apparatus capable of performing printing and cutting operations is presented. The printing apparatus including a supporting member for supporting a medium, an ink head comprising a nozzle for discharging ultraviolet light curable ink onto the medium and coupled to the guide rail in a freely moveable manner for moving the ink head in the second direction, a cutting head comprising a cutter for cutting the medium and coupled to the guide rail in a freely moveable manner for moving the cutting head in the second direction, and an ultraviolet light irradiation device coupled to the ink head for irradiating ultraviolet light onto the ultraviolet light curable ink discharged on the medium during the printing operation, wherein at least a portion of the medium is irradiated by the ultraviolet light after a region of the recording medium is cut by the cutter.

Abstract: A method for packet retransmission employing feedback information is disclosed. The method for packet retransmission employing feedback information comprises receiving reception acknowledgement information from a receiver after a transmitter transmits packets, the reception acknowledgement information representing channel status information and decoding success/failure of the packets; and changing a retransmission mode in accordance with the channel status information if the reception acknowledgement information represents decoding failure, and transmitting retransmission packets of the packets in accordance with the changed retransmission mode. Thus, it is possible to improve decoding probability of the receiver and increase efficiency of retransmission.

Abstract: A method of displaying a menu in a mobile communication terminal and a mobile communication terminal are provided. The method of displaying a menu in a mobile communication terminal comprises displaying a standby screen in a display of the mobile communication terminal, selecting one of a plurality of specific directions through an input device of the mobile communication terminal, and displaying each menu corresponding to the selected specific direction on the standby screen.

Abstract: A method and apparatus for managing bookmark information of a media server through a network based on the UPnP AV standard is disclosed. If a request for bookmarking a content item is made, a bookmark item is created and the created bookmark item is linked to the content item by adding the ID of the created bookmark item to the property information of the content item and recording the ID of the content item to be bookmarked in the created bookmark item.

Abstract: A method of performing actions related to handover by a mobile station (MS) in a wireless mobile communication system is disclosed. More specifically, the MS receives information from a base station (BS), wherein the information includes at least one action for performing handover and at least one condition corresponding to the at least one action. Furthermore, the MS transmits a request message to perform the at least one action based on the received information from the BS and receives a response message in response to the request message. Lastly, the MS performs the at least one action according to the received response message.

Abstract: A method for performing a handover in a mobile communication system, which is capable of independently performing an uplink handover and a downlink handover, is disclosed. An uplink channel status of a base station is checked and the uplink handover to a base station having a good uplink channel status is performed. A downlink channel status of a base station is checked and the downlink handover to a base station having a good downlink channel status is performed. Accordingly, an uplink base station and a downlink base station may be different from each other. Transmission/reception efficiency can be improved by independently performing the handover.

Abstract: A method and apparatus of generating a ranging signal in a wireless communication system is provided. A mobile station (MS) generates a ranging code in which a covering code has been applied to each of a plurality of orthogonal frequency division multiple access (OFDMA) symbols, and maps the ranging code to a plurality of subcarriers constituting each of the OFDMA symbols. The ranging signal is generated by performing OFDMA modulation on each of the OFDMA symbols.

Abstract: A mobile terminal and method of controlling a display device are provided. The present invention includes a display unit displaying information and a control unit controlling the display of the information according to whether luminescence conversion is performed, the luminescence conversion converting a plane luminescence of the display unit to a plurality of dot luminescences. A user can be provided with a substantially analog type information display as well as a digital type information display by loading the luminescence converting unit, such as a plate having a plurality of holes and a semitransparent film, on a display unit of a mobile terminal or by displaying an image having a configuration of the plate.

Abstract: A method of adjusting transmission power for data communicated in a mobile communication system, wherein data is transmitted from a source station to a destination station over a first route and a second route. The method comprises receiving a first transmission power control signal; wherein a destination station generates a second transmission power control signal, in response to receiving a quality measurement signal from the relay station for data communicated to the destination station over a combination of the first route and the second route; and adjusting data transmission power according to the first transmission power control signal.

Abstract: A method of acquiring information on a resource region for transmitting PHICH and a method of receiving PDCCH using the same are disclosed. The resource region for transmitting the PHICH can be specified by first information corresponding to the per-subframe PHICH number and second information corresponding to a duration of the PHICH within the subframe. The first information can be specified into a form resulting from multiplying a predetermined basic number by a specific constant. And, the specific constant can be transmitted via PBCH. Moreover, the second information can be acquired from the PBCH as well.

Abstract: Disclosed is a high voltage relay having an enhanced air-tight structure, the relay including a molded case formed by molding a synthetic resin having an electric insulating property into a box shape having one open surface, an actuator accommodated in the lower molded case, and an arc extinguishing mechanism allowing insertion of a stationary electrode therein and installed on the actuator for covering the open surface of the molded case, the arc extinguishing mechanism including a gas discharge hole portion blocked when a thermosetting resin coated on the arc extinguishing mechanism for air-tightness is hardened.

Abstract: A method for receiving an acknowledgement (ACK)/negative acknowledgement (NAK) signal in an orthogonal frequency division multiplexing (OFDM) communication system is described. The method includes receiving ACK/NAK signals and repetitions of the ACK/NAK signals mapped to one or more OFDM symbols which are allocated for transmission of a plurality of ACK/NAK signals within one sub-frame, and confirming receipt of the ACK/NAK signals. The OFDM symbol for each ACK/NAK signal is determined according to the repetition of the ACK/NAK signals, and frequency regions for the ACK/NAK signals within the OFDM symbols are different from frequency regions for the repetition of the ACK/NAK signals within the OFDM symbols.

Abstract: A mobile terminal includes a projector module projecting an image onto an external surface; a display having a touchscreen; and a controller configured to receive a control signal corresponding to a touch input received via the display, wherein the control signal is for adjusting at least a size or a position of an external display area formed on the external surface such that the external display area is adjusted based on a touch pattern of the touch input, to adjust the external display area in response to the control signal, and to control the projector module to project the image on the adjusted external display area, wherein a screen area set and positioned according to the touch input is displayed via the touchscreen and the external display area is adjusted according to a size and a position of the screen area.

Abstract: In a wireless communication system, an apparatus and method for managing an uplink communication between a network and a plurality of terminals is achieved by transmitting a response condition parameter from the network to the plurality of terminals subscribing to a multicast service. The parameter is associated with controlling the uplink communication of the plurality of terminals. The terminal then applies the response control parameter to a predetermined test and responds to the network if the terminal determines that it is qualified to respond to the network in response to a result of the predetermined test. The network evaluates whether the parameter needs to be transmitted to the plurality of terminals and whether the parameter needs to be updated based on at least part of responses received by the network.

Abstract: A DTV transmitting system includes a frame encoder, a randomizer, a block processor, a group formatter, a deinterleaver, and a packet formatter. The frame encoder builds an enhanced data frame and adds parity data into the data frame. The frame encoder further divides the data frame into first and second sub-frames including first and second portions of the parity data, respectively, and permutes a plurality of the first sub-frames and a plurality of the second sub-frames, respectively. The randomizer randomizes enhanced data in the permuted sub-frames, and the block processor codes the randomized data at a rate of 1/N1. The group formatter forms a group of enhanced data having one or more data regions and inserts the 1/N1 coded data into at least one of the data regions. The deinterleaver deinterleaves the group of enhanced data, and the packet formatter formats the deinterleaved data into enhanced data packets.

Abstract: An RFID tag and an RFID tag using the same are disclosed, wherein the RFID tag comprises: a circuit unit arranged on a first part of a board; and a loop type antenna on a second part of the board.

Abstract: A method and apparatus for reducing interference between systems when a plurality of wireless access systems are co-located are disclosed. To support CLC mode, an MS in the CRC mode transmits a handover request message to a first Base Station (BS) to initiate a handover process, receives a handover command message acknowledging the handover request message from the first BS, transmits a ranging request message to second BS at network reentry after handover, and receives from the second BS a ranging response message including CRC start time information that set by the second BS.