Abstract: A method, base station, and terminal employing time division duplex and carrier aggregation are disclosed. The method by the base station includes transmitting, to a terminal, scheduling information on a control channel of a first cell, and transmitting, to the terminal, data on a shared channel of a second cell based on the scheduling information. The scheduling information is transmitted in a first downlink subframe or a first subframe including downlink pilot time slot (DwPTS) based on first subframe configuration information of the first cell. The data is transmitted in a second downlink subframe or a second subframe including DwPTS corresponding to the first downlink subframe or the first subframe. The first subframe configuration information of the first cell is different from second subframe configuration information of the second cell.

Abstract: The present invention relates to a method of preparing butadiene. More particularly, the present invention relates to a method of preparing butadiene by feeding butene and oxygen into a reactor containing a composite metal oxide catalyst and performing oxidative dehydrogenation, wherein a mole ratio of the oxygen to the butene is 1.8 to 2.2. In accordance with the present invention, a method of preparing butadiene to secure long-term operation stability by maintaining the intensity of a catalyst despite oxidative dehydrogenation and not to decrease selectivity due to less side reaction is provided.

Abstract: Methods and apparatuses are described for the transmission of Scheduling Assignments (SAs) from a base station to User Equipments (UEs) for data reception in the downlink or data transmission in the uplink of a communication system. A method for wireless communication includes receiving a scheduling assignment in a search space on a primary component carrier, the scheduling assignment including information indicating a component carrier on which data is transmitted; and receiving the data on the indicated component carrier. The search space for the primary component carrier is different from a search space for a secondary component carrier.

Abstract: A method apparatus and system for efficiently transmitting and receiving channels are provided in a wireless communication system based on Orthogonal Frequency Division Multiplexing (OFDM). A multiplexing scheme differs according to a channel when a transmitter transmits a packet data channel, a common control channel and a control channel designated for a particular user. Uncoded 1-bit information is broadly dispersed in frequency and time domains using multiplexing technology for maximizing diversity in in a channel for transmitting information of at least one bit to a particular user like an acknowledgement (ACK) channel. The transmitter converts a sequence obtained by multiplexing multiple bits to be transmitted to a plurality of users to parallel signals, and broadly disperses the parallel signals in the time and frequency domains.

Abstract: An apparatus and method are provided for a mobile communication system. The method includes receiving a signal; determining location information of at least one symbol group; and acquiring the at least one symbol group, to which an orthogonal sequence is applied, from the signal, based on the location information. The at least one symbol group is mapped to one of a first antenna set and a second antenna set based on the a symbol group index and a physical hybrid automatic repeat request indicator channel (PHICH) group index.

Abstract: An apparatus and method are provided for a mobile communication system. The method includes generating a symbol group to which an orthogonal sequence is applied; determining one of a first orthogonal frequency division multiplexing (OFDM) symbol and a second OFDM symbol for mapping the generated symbol group based on a symbol group index and a physical hybrid automatic repeat request indicator channel (PHICH) group index; mapping the generated symbol group to the determined symbol; and transmitting the mapped symbol group.

Abstract: A method for a user equipment (UE) to determine locations for M candidate physical downlink control channels (PDCCHs) in a set of N physical resource blocks (PRBs) in a transmission time interval (TTI) is provided.

Abstract: Methods and apparatuses are provided for communicating with a terminal of a base station in a mobile communication system. Configuration information on a plurality of antenna ports of reference signals (RSs) which comprise first type antenna ports and second type antenna ports, is transmitted. Status information for at least one antenna port of an RS among the plurality of antenna ports of the RSs, is received. At least one indicator indicating at least one selected antenna port of an RS is transmitted based on the status information. The terminal is communicated with using the at least one selected antenna port of the RS. The first type antenna ports are for a centralized antenna and the second type antenna ports are for a distributed antenna.

Abstract: A waveguide of a 3D interconnection structure and an optical data bus system of a 3D interconnection structure using the same are provided. The waveguide includes a main waveguide which is formed in a predetermined direction and at least one branch waveguide which connects to the main waveguide to form a predetermined angle, wherein the at least one branch waveguide branches an optical signal, which is propagated in the main waveguide, at a predetermined rate.

Abstract: Methods and apparatus are described for forming Control Channel Elements (CCEs) from Resource Element Groups (REGs) that are located in one or more Physical Resource Block (PRB) pairs from a set of PRB pairs, for determining a first symbol in a Transmission Time Interval (TTI) for a Physical Downlink Shared Channel (PDSCH), and for determining whether the PDSCH includes all PRB pairs indicated by a respective PDCCH scheduling the PDSCH.

Abstract: Methods and apparatuses are provided for wireless communication. Control symbols are mapped to a plurality of resource element groups (REGs) which is not assigned to a physical channel format indication channel (PCFICH) or a physical hybrid automatic repeat request indicator channel (PHICH). The REGs are allocated based on a time first manner. The mapped control symbols are transmitted on a packet dedicated control channel (PDCCH).

Abstract: Methods and apparatus are provided for transmitting and receiving data in a wireless communication system. Resource allocation information is received and hopping-related information is identified. A resource for transmitting data is determined based on the resource allocation information and hopping-related information, and data is transmitted on the determined resource. A sub-band is determined from a plurality of sub-bands based on the first hopping parameter and a resource in the determined sub-band is determined based on the second hopping parameter.

Abstract: An antenna port for an extended Physical Downlink Control CHannel (ePDCCH) transmission is determined based on at least an identifier for a leading extended Control Channel Element (eCCE) within the ePDCCH and an identifier for a user equipment (UE) to receive the ePDCCH transmission, and based on whether the ePDCCH transmission is localized or distributed. The determined antenna port is a DeModulation Reference Signal (DMRS) port to which the UE is assigned. Symbols are mapped in sequence to resource elements (REs) and transmitted via the determined antenna port to the UE.

Abstract: A mobile station is capable of exchanging control information in a communication system. A mobile station transceiver receives downlink control information on an Enhanced Physical Downlink Control Channel (EPDCCH) comprising a Enhanced Control Channel Elements (ECCE). A mobile station controller identifies a first resource for uplink control information based on the first ECCE of the at least one ECCE, a resource offset configured for the EPDCCH, and ACK/NACK resource offset on the EPDCCH, when the EPDCCH is distributed transmission, and also identifies a second resource for uplink control information based on the first ECCE of the at least one ECCE, a resource offset configured for the EPDCCH, ACK/NACK resource offset on the EPDCCH and C-RNTI, if the EPDCCH is localized transmission. The transceiver also transmits the uplink control information on the first resource or the second resource according to whether the EPDCCH is distributed transmission or localized transmission.

Abstract: An apparatus and method are provided for feeding back channel quality information and performing scheduling using the fed-back channel quality information in a wireless communication system based on Orthogonal Frequency Division Multiple Access (OFDMA). In the OFDMA wireless communication system, forward performance degradation due to a decrease in an amount of reverse channel quality information is reduced, and also an increase in the reverse load due to channel quality information feedback is suppressed. A base station controls power of a physical channel using information fed back from a mobile station. In a method for feeding back channel quality information from the mobile station, sub-band-by-sub-band channel quality information is measured and channel-by-channel quality information of a number of channels is transmitted in order of sub-bands of better channel quality information. Average channel quality information for a total band is measured and transmitted.

Abstract: The present invention relates to a novel compound or a pharmaceutically acceptable salt thereof inhibiting 11?-HSD1 enzyme activity, a preparation method of the same, and a pharmaceutical composition comprising the same as an active ingredient. Since the compound of the present invention selectively inhibits the activity of 11?-HSD1 (11?-Hydroxysteroid dehydrogenase type 1), the compound of the invention can be effectively used as a therapeutic agent for the treatment of diseases caused by the over-activation of 11?-HSD1 such as non-insulin dependent type II diabetes, insulin resistance, obesity, lipid disorder, metabolic syndrome, and other diseases or condition mediated by the excessive activity of glucocorticoid.

Abstract: A Downlink Control Information (DCI) processing device and method for a wireless communication system that encodes/decodes downlink control information based on a payload size of DCI format. The method includes determining a payload size of a first DCI format; and determining a payload size of a second DCI format by appending padding bits to the second DCI format until the payload size of the second DCI format is not an ambiguous size and is not equal to the payload size of the first DCI format.

Abstract: A method and base station in a wireless communication system are provided. The method includes transmitting, to a terminal, system information including information associated with a sub-frame configuration of multimedia broadcast multicast service single frequency network (MBSFN) sub-frames, determining a transmission mode of the terminal, the transmission mode indicating one of a first transmission mode and a second transmission mode, transmitting, to the terminal, configuration information of the determined transmission mode of the terminal, transmitting, to the terminal, control information in a physical downlink control channel (PDCCH) in a first sub-frame of the MBSFN sub-frames and a second sub-frame of non-MBSFN sub-frames for the terminal, if the terminal is configured in the first transmission mode, and transmitting, to the terminal, the control information in the PDCCH in the second sub-frame of the non-MBSFN sub-frames, if the terminal is configured in the second transmission mode.

Abstract: A large-area probe card and method of manufacturing the same including an insulation plate including at least one contactor formed thereon, a main substrate disposed below the insulation plate, and a flexible signal connector vertically passing through the insulation plate and disposed between the at least one contactor and the main substrate to electrically connect the at least one contactor with the main substrate.

Abstract: An example method of operating a network may include determining whether a flow is to be added to the network based on: a flow type of the flow, a link condition of the flow, and for each possible combination of flow type and link condition out of multiple flow types and multiple link conditions, the number of flows currently carried on the network that correspond to the respective combination.