Abstract: An electronic device includes: an antenna; a radio frequency front end (RFFE) operatively connected to the antenna; and a radio frequency integrated circuit (RFIC) operatively connected to the RFFE, wherein the RFFE includes: a high pass filter provided on a first electrical path between the antenna and the RFIC; a first band pass filter provided on the first electrical path between the high pass filter and the RFIC, the first band pass filter being configured to filter a signal of a first frequency band; and a second band pass filter provided on a second electrical path branched from the first electrical path between the antenna and the high pass filter, the second band pass filter being configured to filter a signal of a second frequency band relatively lower than the first frequency band.

Abstract: A wireless power receiving device, according to the disclosure, comprises: at least one power receiving antenna for sequentially receiving a plurality of different RF waves formed by a wireless power transmitting device; a communication circuit; and at least one processor, wherein the at least one processor is configured to confirm a plurality of pieces of strength information that indicates the strength of each of the plurality of different RF waves, confirm a plurality of pieces of phase information corresponding to each of the plurality of different RF waves, confirm, on the basis of the plurality of pieces of strength information and the plurality of pieces of phase information, an optimum phase value such that a received RF wave has a maximum strength, and transmit a communication signal including information about the optimum phase value to the wireless power transmitting device through the communication circuit. Additional various embodiments are possible.

Abstract: Disclosed is an electronic device including a plurality of antennas, a plurality of radio frequency circuits, a first transceiver, a second transceiver, a switching circuit configured to connect the plurality of radio frequency circuits to the first transceiver or the second transceiver, a processor, and a memory. The electronic device may be configured to switch a receiving path by connecting at least one of a plurality of receiving paths to another transceiver based on reception performance of the plurality of receiving paths.

Abstract: When a plurality of terminals share the same resources in a wireless communication system, and when control information such as acknowledgement/negative acknowledgement (ACK/NAK) information or scheduling information is transmitted, a method of efficiently performing code division multiplexing (CDM) is required to distinguish the plurality of terminals. In particular, it is necessary to develop a method by which a code sequence of CDM can be selected and used according to each cell condition. Provided is a method of forming a signal in a wireless communication system in which a plurality of terminals commonly share frequency and time resources. The method includes the operations of receiving condition information in a cell; selecting one of a plurality of time domain orthogonal sequences having different lengths, according to the condition information; and allocating the selected time domain orthogonal sequence to a control signal symbol block.

Abstract: An electronic device includes: at least one antenna; and a power amplifier electrically connected to the at least one antenna. The power amplifier includes: a first amplification circuit; a first transformer; a first switch; a second amplification circuit; a second transformer; a second switch; the power combiner; and the third switch configured to electrically connect at least one of the first switch, the second switch, or an output port of the power combiner with the at least one antenna.

Abstract: An electronic device includes: a housing including a first surface facing a first direction; and a second surface facing a second direction opposite to the first direction, wherein an inner space is formed between the first surface and the second surface; a board disposed in the inner space; a geomagnetic sensor disposed on the board; and a processor. The geomagnetic sensor is configured to detect a first magnetic force, when a first cover part of the cover, including a first magnetic member, is disposed to cover the first surface from the first direction of the electronic device, and detect a second magnetic force, when a second cover part of the cover, including a second magnetic member, is disposed to cover the second surface from the second direction of the electronic device in a state where the first cover part is disposed to cover the first surface from the first direction of the electronic device.

Abstract: An organic light emitting display device is provided. The organic light emitting display device may include at least one light emitting part between al anode and a cathode, and the at least one light emitting part having at least one organic layer and a light emitting layer, wherein the at least one organic layer comprises a compound represented by Chemical Formula 1 or 2.

Abstract: An antenna module may include antennas, RF chains connected to the antennas, a splitter/combiner connected to the RF chains, a mixer configured to upconvert an IF signal input to the antenna module into a transmission RF signal and output the upconverted signal to the splitter/combiner and/or to downconvert a reception RF signal which is a combination of signals from the RF chains provided from the splitter/combiner, a plurality of first couplers connected between the RF chains and the antennas, a second coupler for measuring a magnitude corresponding to a transmission RF signal before split by the splitter/combiner and/or the reception RF signal combined by the splitter/combiner, and a power detector configured to provide a plurality of magnitudes of a plurality of signals from the plurality of first couplers and a magnitude of a signal from the second coupler.

Abstract: An electronic device may include a housing of which a shape is changeable, a plurality of antenna modules positioned inside the housing and including at least one antenna array, and at least one processor operatively connected to the plurality of antenna modules. The electronic device may detect a change in the shape of the housing and perform communication using a first beam book and/or a second beam book based at least on the change in the shape of the housing. In addition to the above, various embodiments identified through the specification are possible.

Abstract: The electronic device of the present invention may comprise: a first antenna and a second antenna; a communication circuit; and a processor electrically connected to the first antenna, the second antenna, and the communication circuit. The processor is configured to: control the communication circuit such that a first signal is output to the first antenna; acquire a second signal corresponding to the first signal reflected from the first antenna, and a third signal corresponding to the first signal output through the first antenna and received by the second antenna; identify a reflection coefficient at which the first signal is reflected from the first antenna, and a transmission coefficient at which the first signal is transmitted to the second antenna; and perform a designated function according to a value corresponding to a distance between the electronic device and an external object.

Abstract: The present disclosure relates to a novel cyclic peptide based on nano-biostructural control, a peptidesome with a core/shell structure including the same, and a use thereof. The cyclic peptide of the present disclosure may be prepared into a peptidesome having a vesicular structure consisting of a hollow core and a bilayer shell through self-assembly in a liquid. Since the prepared peptidesome is stable not only in vitro but also in vivo, especially against proteases in vivo, it can be usefully used as a drug carrier.

Abstract: According to an embodiment, an electronic device may comprise an antenna circuit including an antenna, a first capacitor, a switch, a sensor, and at least one processor. The at least one processor may be configured to control the switch to connect the first capacitor and the sensor, based on start of booting of the electronic device, determine an initial value of the sensor for determining whether a user grips at least a portion of the electronic device, based on the connection of the first capacitor and the sensor, and control the switch to connect the antenna circuit and the sensor, based on the determination of the initial value of the sensor. Other various embodiments are possible as well.

Abstract: The disclosure provides a wireless power transmitting apparatus and a method for wirelessly transmitting power by the wireless power transmitting apparatus. The wireless power transmitting apparatus according to an example embodiment comprises: a power amplifier; a coil connected to the power amplifier and configured to generate an electromagnetic field based on power received from the power amplifier; an impedance sensing circuit connected between the power amplifier and the coil; at least one auxiliary coil electromagnetically coupled to the coil; and a controller, wherein the controller may be configured to: identify a change in impedance, from a signal sensed through the impedance sensing circuit, and adjust an operation setting of the at least one auxiliary coil based on the identified change in impedance.

Abstract: In an electronic device and a method for operation of the electronic device according to various embodiments, the electronic device may comprise: a sensor module for sensing whether an external object approaches the electronic device; a communication module for cellular communication; a first antenna for the cellular communication; a short-range wireless communication module for short-range wireless communication; a second antenna for the short-range wireless communication; and a processor, wherein the processor is configured to: check by means of the sensor module whether the external object approaches so as to be within a specified range, while transmitting a cellular signal with specified power through the first antenna; output a specified signal through the second antenna at least on the basis of determining that the external object has approached so as to be within the specified range; acquire, by means of the second antenna, a signal returning after the specified signal is reflected by the external obje

Abstract: Disclosed is a voltage protection circuit for preventing power amplifier burnout in an electronic device. The electronic device includes a power amplifier (PA) configured to amplify a transmission signal, a switch configured to set a path of a signal outputted from the PA, a bias control circuit configured to control the supply of a bias current driving the PA, and a voltage protection circuit configured to provide a main control signal for turning off the PA earlier than turning off the switch based on a battery voltage providing a driving power of the electronic device, and forward the main control signal to the bias control circuit, wherein, in response to receiving the main control signal instructing to turn off the PA from the voltage protection circuit, the bias control unit stops the supply of the bias current driving the PA.

Abstract: An electronic device, according to one embodiment of the present invention, comprises: an antenna; and a photo conductive device electrically connected to the antenna, wherein the photo conductive device may comprise: a first layer including a plurality of conductive elements disposed to be spaced apart at a specified interval; a second layer disposed above the first layer and including at least one light source capable of outputting light; and a third layer disposed between the first layer and the second layer and having a photo conductive member of which at least a portion is changed, by means of the light, to be conductive in order to electrically connect at least a portion of the plurality of conductive elements. Various other embodiments may be included.

Abstract: An organic light emitting display device is provided. The organic light emitting display device may include at least one light emitting part between an anode and a cathode, and the at least one light emitting part having at least one organic layer and a light emitting layer, wherein the at least one organic layer comprises a compound represented by Chemical Formula 1 or 2.

Abstract: A circuit board assembly includes a main board and a connection board attached to the main board. The connection board includes a base board including a connecting pad area and a mounting area, wherein the connection board is attached to the main board in the connecting pad area, and wherein the mounting area is spaced apart from the connecting pad area in a first direction and includes a driving chip mounted thereon. The connection board further includes first connection pads disposed on the connecting pad area of the base board, and second connection pads disposed on the connecting pad area of the base board. The main board includes first main pads connected to the first connection pads in a one-to-one connection and a second main pad connected to the second connection pads in a many-to-one connection.

Abstract: An accessory-recognizing electronic device according to an embodiment of the present invention comprises: a housing; at least one metal plate disposed within the housing; at least one magnetic force detection sensor disposed on the bottom of the at least one metal plate; a memory; and a processor operatively connected to the at least one magnetic force detection sensor and the memory, wherein the processor recognizes attachment of the at least one accessory to the designated area of the housing on the basis of the strength and polarity of a magnetic force detected by the at least one magnetic force detection sensor, the at least one accessory including at least one magnet inside the at least one accessory, and determines properties of the attached at least one accessory corresponding to the detected strength and polarity of the magnetic force, by using information stored in the memory.

Abstract: An electronic device includes: a first circuit board; at least one electronic component module disposed on the first circuit board; one first connection member disposed on the first circuit board; and a second circuit board stacked on the one first connection member, wherein the one electronic component module includes: a third circuit board facing the first circuit board; one first electronic component disposed on the third circuit board; a fourth circuit board facing the second circuit board; one second electronic component disposed on the fourth circuit board; a first contact point disposed on the third circuit board and configured to electrically connect the first circuit board with the third circuit board; and a second contact point disposed on the fourth circuit board and configured to electrically connect the second circuit board with the fourth circuit board.