Abstract: The present invention relates to a method and an apparatus for controlling the operation of a small cell in an environment in which small cells are deployed. More specifically, disclosed are a method and an apparatus for controlling the transmission of a discovery signal with which a small cell can broadcast the presence of the small cell while in an off state, and for controlling the small cell to reduce the small cell on/off time. Particularly, provided are an apparatus and a method for a base station to change the state, the method comprising the steps of: transmitting a discovery signal while in a deactivated state; receiving a state change instruction signal for changing from the deactivated state to an activated state; and changing to the activated state on the basis of the state change instruction signal.

Abstract: A packaged light emitting device can include a mounting substrate including first and second electrode portions that are separated by a recess defined by a first side surface of the first electrode portion and a second side surface of the second electrode portion that is opposite the first side surface. An insulation support member can partially fill a lower portion of the recess to partially cover the first side surface and partially cover the second side surface. A light emitting device can be coupled to the first and second electrode portions of the mounting substrate and a sealing member can be on the mounting substrate covering the light emitting device.

Abstract: A power switch capable of preventing a reverse connection is provided. The power switch includes a switch that is configured to supply power of a battery to a load or block the power of the battery and a protector that is connected to an output terminal of the switch and blocks the power applied from the battery when the battery is reversely connected and a driver is configured to operate a driving of the switch and the protector.

Abstract: The present invention relates to a method and an apparatus for a base station transmitting a downlink signal for a machine-type communication (MTC) terminal. More specifically, the present invention relates to a method for transmitting and receiving PBCH, PRACH, PDSCH, PDCCH or EPDCCH for a low cost and enhanced coverage MTC terminal, and an apparatus therefor. Particularly, provided are an apparatus and a method for a base station transmitting a control channel, the method comprising the steps of repeatedly transmitting a control channel comprising control information, and repeatedly transmitting downlink data channel (PDSCH) on the basis of information for a subframe ending the control channel being repeatedly transmitted.

Abstract: The present invention relates to a method for transmitting and receiving a positioning reference signal (PRS) in a wireless communication system. More specifically, the present invention relates to a detailed method and device for setting a transmission pattern for the PRS. Provided in one embodiment is a method by which a terminal receives the PRS, and a terminal device, the method comprising the steps of: monitoring the PRS in one PRS monitoring section; receiving the PRS in one or more consecutive subframes included in the one PRS monitoring section; and transmitting, to a base station, information for a position measurement by using reception time information of the PRS, wherein a resource element allocation pattern of the PRS is determined by a random number.

Abstract: The present disclosure provides a control apparatus for sensing overcurrent of a DC motor of a vehicle. The control apparatus may include: a microcomputer configured to convert a pulse width modulation (PWM) signal into a digital signal for controlling the DC motor; a half-bridge driver configured to control switching of the DC motor; a regulator configured to supply power; and a noise removal filter. The microcomputer is configured to measure a voltage at an input of the half-bridge driver, compare a difference between on-voltage and off-voltage during each of PWM period with a predetermined threshold, and stop the DC motor when the difference exceeds the predetermined threshold a predetermined number of times.

Abstract: The present invention relates to a method and an apparatus for a base station transmitting a downlink signal for a machine-type communication (MTC) terminal. More specifically, the present invention relates to a method for transmitting and receiving PBCH, PRACH, PDSCH, PDCCH or EPDCCH for a low cost and enhanced coverage MTC terminal, and an apparatus therefor. Particularly, provided are an apparatus and a method for a base station transmitting a control channel, the method comprising the steps of repeatedly transmitting a control channel comprising control information, and repeatedly transmitting downlink data channel (PDSCH) on the basis of information for a subframe ending the control channel being repeatedly transmitted.

Abstract: An anti-adhesion composition with a good anti-adhesion property as well as a good biocompatibility, a surgical mesh composite with anti-adhesion property comprising the same and method for producing the same are provided.

Abstract: An optical cable and an optical cable assembly having the same are provided. The optical cable includes a plurality of optical fibers each of which includes a core, a clad arranged on an outside of the core, and a coating layer arranged on an outside of the clad; a substantially transparent sheath in which the plurality of optical fibers are arranged; and a substantially transparent filler configured to fill a space between the sheath and the plurality of optical fibers.

Abstract: Provided are an electronic apparatus and a method for operating the electronic apparatus. The electronic apparatus includes a power controller configured to control a supplying of power with respect to a plurality of optical fiber lines which are configured for facilitating a data transfer between the electronic apparatus and an external apparatus; and a processor configured to determine a data rate that corresponds to the data transfer between the electronic apparatus and the external apparatus, to determine a number of the optical fiber lines to be used for performing the data transfer based on the determined data rate, and to control the power controller to supply power to the determined number of the optical fiber lines.

Abstract: The present invention relates to a technology for estimating a position of a terminal using a positioning reference signal. More specifically, the present invention relates to a method and apparatus for controlling a transmission period or transmission power of a positioning reference signal in order to accurately measure a position of a terminal. In particular, the present invention provides a method and apparatus for estimating a position of a terminal, the method comprising the steps of: receiving a positioning reference signal from each of a serving cell and one or more neighboring cells; generating reference signal time difference (RSTD) information on the basis of information on a reception time of the positioning reference signal; and estimating a position of a terminal on the basis of the RSTD information.

Abstract: The present invention relates to a method for transmitting and receiving downlink signal and channel, a terminal therefor and a base station therefor, the method comprising a method for a terminal to transceiver an aperiodic sounding reference signal comprising the steps of: receiving, via a higher layer signaling, two or more parameters for determining a time-frequency resource with which aperiodic sounding signal is transmitted; receiving, via PDCCH and/or EPDCCH, an index designating a parameter set comprising a part of the parameters; receiving, via PDCCH and/or EPDCCH, a signal triggering the aperiodic sounding reference signal; and transmitting the aperiodic sounding reference signal by frequency-hopping to a part of the frequency region within the overall frequency range of interest, frequency hopping being by means of the time-frequency resource corresponding to the parameter received via the higher layer signaling and the parameter included in the parameter set received via the PDCCH and/or the EPDCC

Abstract: A method for controlling a motor of a vehicle fuel pump includes a duty calculation step of calculating, by a motor controller, a duty value of the motor to satisfy a hydraulic pressure of fuel required in accordance with a travel situation of the vehicle, receiving the duty value calculated by the motor controller at the duty calculation step, and determining, by the monitoring unit, whether or not the received duty value is lower than a critical value set in the monitoring unit, and a forced driving step of preventing, by the monitoring unit, a duty value signal from the motor controller from being sent to the motor and directly connecting the motor to a power source, thereby forcibly driving the motor to generate power at a predetermined level when the monitoring unit determines that the duty value calculated by the motor controller is lower than the critical value.

Abstract: A power switch capable of preventing a reverse connection is provided. The power switch includes a switch that is configured to supply power of a battery to a load or block the power of the battery and a protector that is connected to an output terminal of the switch and blocks the power applied from the battery when the battery is reversely connected and a driver is configured to operate a driving of the switch and the protector.

Abstract: A method of calculating an angular position of a peripheral device with respect to an electronic apparatus, a peripheral device, and an electronic apparatus are provided. The method includes receiving sounds, by the peripheral device, from each of a pair of loudspeakers provided in the electronic apparatus; and calculating, by the peripheral device, an angular position of the peripheral device with respect to a predetermined direction, based on a time difference between respective points of time in receiving the sounds from each loudspeaker.

Abstract: Provided is a matrix type antimicrobial vehicle, including: a matrix layer comprising an antimicrobial agent and an adhesive; an antimicrobial agent-releasing layer formed on one surface of the matrix layer; and a release liner formed on the other surface of the matrix layer, and a method for preparing the same. The matrix type antimicrobial vehicle is incorporated into a package having a medical kit so that the antimicrobial agent is released to the surface of medical kit or package continuously. Therefore, it is possible for the surface of the medical kit or package to maintain a constant concentration of antimicrobial agent continuously even when the medical kit or package is stored for a long time.

Abstract: The present invention relates to: a method by which a small cell having a relatively narrow cell range changes to an active state in an environment in which the small cell is arranged; and a method and a device by which a terminal detects a small cell base station in an inactive state. According to one embodiment of the present invention, provided are a method and a device by which a terminal measures a discovery signal, the method comprising the steps of: receiving a discovery signal from a small cell base station in an inactive state; and measuring the discovery signal on the basis of a reference signal of the discovery signal comprising a primary synchronization signal (PSS), a secondary synchronization signal (SSS) and a cell-specific reference signal (CRS).

Abstract: The present invention relates to a method and an apparatus for a base station transmitting a downlink signal for a machine-type communication (MTC) terminal. More specifically, the present invention relates to a method for transmitting and receiving PBCH, PRACH, PDSCH, PDCCH or EPDCCH for a low cost and enhanced coverage MTC terminal, and an apparatus therefor. Particularly, provided are an apparatus and a method for a base station transmitting a control channel, the method comprising the steps of repeatedly transmitting a control channel comprising control information, and repeatedly transmitting downlink data channel (PDSCH) on the basis of information for a subframe ending the control channel being repeatedly transmitted.

Abstract: The present invention relates to a method and an apparatus for controlling the operation of a small cell in an environment in which small cells are deployed. More specifically, disclosed are a method and an apparatus for controlling the transmission of a discovery signal with which a small cell can broadcast the presence of the small cell while in an off state, and for controlling the small cell to reduce the small cell on/off time. Particularly, provided are an apparatus and a method for a base station to change the state, the method comprising the steps of: transmitting a discovery signal while in a deactivated state; receiving a state change instruction signal for changing from the deactivated state to an activated state; and changing to the activated state on the basis of the state change instruction signal.

Abstract: The present invention relates to a method and apparatus for scheduling downlink or uplink transmission in a plurality of subframes through one control channel in order to reduce control channel overhead.