Abstract: There are provided a method for transmitting and receiving data in communication system using multiple antennas and an apparatus for the same. The method of transmitting data in a base station may comprise receiving information on at least one beam causing interferences from a served terminal and transmitting control information to be used for cancelling interferences caused by the at least one beam to the served terminal. Thus, according to the present invention, interference may be controlled effectively in a communication system using multiple antennas.

Abstract: Disclosed is an inter-cell interference control method and apparatus. The inter-cell interference control method includes providing handover request information including interference information to a source base station, receiving handover completion information in accordance with the handover request information from at least one of the source base station and a target base station, and receiving interference control information in accordance with the interference information from the target base station. According to the present invention, inter-cell interference may be efficiently controlled, and overall performance of a network may be improved.

Abstract: Disclosed is a multi-core processor having hierarchical cache architecture. A multi-core processor may comprise a plurality of cores, a plurality of first caches independently connected to each of the plurality of cores, at least one second cache respectively connected to at least one of the plurality of first caches, a plurality of third caches respectively connected to at least one of the plurality of cores, and at least one fourth cache respectively connected to a least one of the plurality of third caches. Therefore, overhead in communications between cores may be reduced, and processing speed of application may be increased by supporting data-level parallelization.

Abstract: Disclosed is an energy conversion apparatus. An energy conversion apparatus may comprise a control part controlling a length of a first time duration in which input current is inputted and accumulated, a length of a second time duration in which the accumulated current is provided to a load, and a length of a third time duration in which inverse current flows; and a DC-to-DC converter including an inductor, a output capacitor, and at least one switching element, wherein the input current is accumulated during the first time duration by switching the at least one switching element according to a control of the control part so as to perform input impedance matching, and the DC-to-DC convert provides a current corresponding to a difference between the accumulated current provided during the second time duration and the inverse current flowing from the output capacitor during the third time duration to the load.

Abstract: Disclosed are channel management methods in a multicarrier structure in a mobile communication system. Uplink (UL) and downlink (DL) channel management methods in a carrier aggregation environment are used as the channel management methods. In DL, a base station determines a component carrier (CC) of an unstable radio channel state, stops data retransmission by the CC, and notifies a terminal of retransmission stop. In UL, the base station determines a CC of an unstable radio channel state and instructs the terminal to stop data retransmission by the CC, and the terminal stops the data retransmission and initializes a retransmission buffer.

Abstract: Disclosed are a method of combining a trackless vehicle and a device thereof, the method including receiving running information about automobiles from a plurality of terminals, searching for terminals each having provided running information that satisfies a predetermined standard based on a similarity in the running information, and providing combining information to the searched terminals, so that energy consumption is reduced when compared to running in the form of an independent trackless vehicle and an automobile user is able to move to a desired destination.

Abstract: Disclosed is an apparatus and method for updating a boot loader of an embedded system for a vehicle, the method including receiving and storing an update file, checking validities of a primary boot program and a secondary boot program based on update information according to the update file, and sequentially executing updates of the primary boot program and the secondary boot program. Since the secondary boot program, which is a backup boot program, maintains an executable state all the times, even if an error occurs during a boot program update, the update is executed again by use of the secondary boot program, thereby securing the safety of an embedded system for a vehicle.

Abstract: Provided are a mash-up service generation apparatus and method based on a voice command. The mash-up service generation apparatus includes a voice recognizer configured to convert a voice command into a character string, a mash-up natural language processor configured to extract a word corresponding to a mash-up module based on the character string, and convert the word into at least one of metadata of the mash-up module and metadata of a mash-up sequence in which a plurality of mash-up modules are combined, and a mash-up sequence processor configured to search for and select a target mash-up sequence corresponding to the metadata of the mash-up sequence, and newly generate the target mash-up sequence. Accordingly, a customized mash-up service can be provided to a user.

Abstract: Provided is a network duplexing apparatus and method. The network duplexing apparatus includes a plurality of network interface units configured to store information of a flow flowing in the network interface units when the information of the flow is not generated, provide the information of the flow to a master unit when the flow corresponds to an asymmetric flow, and request information of an opposite side flow of the flow from the master unit to receive the requested information, and the master unit configured to store the information of the flow provided from the network interface unit, determine whether the information of the opposite side flow of the flow is stored, and provide the information of the opposite side flow to the network interface unit when the information of the opposite side flow is stored.

Abstract: Provided is a predistortion apparatus which performs predistortion by reflecting a memory effect when linearizing an output of a nonlinear device using a wideband signal. The predistortion apparatus includes a predistortion unit and a coefficient extraction unit. The predistortion unit selects and outputs one of outputs of the sub-predistorters as an output signal according to intensity of an input signal. The coefficient extraction unit selects one of a plurality of coefficient extractors according to intensity of a nonlinear signal which is generated in response to the output signal, extracts a plurality of predistortion coefficients with the nonlinear signal and the output signal, and delivers the extracted predistortion coefficients to the predistortion unit. Accordingly, the memory effect is reflected even when the input signal is a wideband signal.

Abstract: Disclosed are a method of authoring an XML document and an apparatus for performing the same. The XML document authoring method includes generating a unified modeling language (UML) activity diagram model corresponding to provided contents, based on a predefined UML generation rule, and generating an XML document corresponding to the UML activity diagram model based on a predefined mapping rule, so that main contents of a text-based procedural data module are visually displayed, and thus a user easily recognizes the contents of the procedural data module, and easily generates an S1000D procedural data module XML file without having to learn an S1000D XML schema.

Abstract: Disclosed is a method for receiving an analog signal from a receiver supporting at least a first channel band and a second channel band. The method for receiving an analog signal includes sampling the analog signal received through an antenna, generating a decimated signal by passing the sampled signal to a CIC decimation filter; and inputting the decimated signal to a channel selection filter.

Abstract: Disclosed is a horseback riding simulator configured to operate in an adaptive manner with respect to a user and a method using the same, the horseback riding simulator including a user identification unit to identify a user through user identification information based on user facial information extracted from an input image, a posture recognition unit to calculate user posture information by extracting information related to each of designated body parts of the user from the input image, a coaching unit to provide the user with instruction in horseback riding posture, based on the user identification information and the user posture information, and a sensory realization unit to control a horseback riding mechanism based on a user-intended posture calculated through analysis of the user posture information. Accordingly, user-customized horseback riding instruction is provided through identification of a user and recognition of a user's horseback riding posture.

Abstract: Disclosed are a Radio Frequency Identification (RFID) personal privacy control system and a personal privacy protection method using the same which may dynamically process a privacy level according to peripheral circumstances of an RFID tagged object and an owner of the object, thereby securely protecting personal information associated with the RFID tag. The RFID privacy control server, the RFID privacy control server includes a context-aware information collecting unit to collect at least one context-aware information about a user; a privacy level adjusting unit to adjust a privacy level of the user based on the collected context-aware information; and a privacy control unit to determine, according to the adjusted privacy level, whether access of an RFID reader to RFID tag information is allowed, the RFID tag information corresponding to an RFID tag associated with the user.

Abstract: A masking operation method for a symmetric key encryption system includes, when at least two Substitution-boxes (S-boxes) are input, generating a masking S-box table for one S-box which was input; and performing an operation on one masking S-box by referring to the generated masking S-box table. Further, the masking operation method for the symmetric key encryption system includes performing an operation on a remaining masking S-box for a remaining S-box, which was input, by referring to the masking S-box table.

Abstract: A WCDMA 3G voice communication protection method and a terminal using the method are provided. The method is performed by a terminal operating in conjunction with an S-USIM for voice communication protection. When a calling terminal connects a voice communication channel to a called terminal, secure voice communication is prepared for by collecting information about relevant voice communication. At the calling terminal, synchronous data is set by exchanging the voice communication information with the called terminal, and a secure synchronization procedure is performed based on the set synchronous data. At each of S-USIMs that operate in conjunction with the calling and called terminals, a session key for secure voice communication is generated based on the synchronous data. Secure communication is performed by encrypting and transmitting voice-coded data to be transmitted based on the session key, and decrypting and reproducing received voice-coded data based on the session key.

Abstract: Disclosed are an ECU update method and apparatus of an AUTOSAR-based system. In the ECU update method, an MCAL driver layer receives ECU update data, and an ECAL driver layer receives the ECU update data from the MCAL driver layer and directly transfers the ECU update data to ECU update software. Therefore, the ECU update method minimizes unnecessary operations in updating an ECU while performing an operation conforming to the AUTOSAR standard, thus quickly updating the ECU.

Abstract: The embodiments provide an additional information insertion apparatus for a broadcasting system. The system includes a broadcasting signal transmitter configured to transmit a broadcasting signal along with a data extractor configured to extract a modulated signal by dividing the modulated signal from a modulator of the broadcasting signal transmitter. An additional data generator is configured to extract synchronization of the broadcasting signal from the extracted broadcasting signal, modulate the additional information based on the extracted synchronization, and generate a level of the modulated additional information to be a smaller level than a signal level of the modulated signal by as much as a predetermined value. A data synthesizer is provided to insert the additional data from the data generator into the modulated broadcasting signal.

Abstract: In a system where satellite communication using multi-beams is performed for each group including a plurality of beams, a required data transmission rate of each beam is detected for each group, more traffic resources are allocated to a beam having a higher required data transmission rate than other beams based on the detection result, and data traffic transmitted to each beam in the group is adaptively controlled.

Abstract: A signal receiving method includes allocating a communication resource corresponding to a mobile station over a plurality of frames, transmitting allocation information on the communication resource to the mobile station, and receiving a transmitted signal through the communication resource. Therefore, the resource allocated on the frequency axis is minimized by allocating the resource to the mobile station over a plurality of frames, and the resource is allocated within the limited power of the mobile station, thereby improving radio performance.