Abstract: An electronic device is provided, which includes a housing, a first antenna at a first position, a second antenna at a second position, and a wireless communication circuit inside the housing and connected to the first and second antennas and including modem, a source RF circuit connected to modem and generating an IF signal, a first RF circuit at a third position closer to the first position, a second RF circuit at a fourth position closer to the second position, wherein the first and second RF circuits alternately receive a signal from the source RF circuit to transmit a signal through the first and second antennas, a first electrical path between the source RF circuit and the first RF circuit, a second electrical path between the source RF circuit and the second RF circuit, and a third electrical path between the first and second RF circuits, wherein the first RF circuit transmits a first feedback of the transmission signal to the source RF circuit through the third and second electrical paths, and wherein

Abstract: A method of controlling an electronic device is provided which includes electrically connecting a battery with an external power source using a first switch such that a first portion of a first current supplied from the external power source is supplied to a system circuit of the electronic device and a second portion of the first current is supplied to the battery, determining whether a specified condition is satisfied, electrically disconnecting the battery from the external power source using the first switch and electrically connecting the battery with a resistor using a second switch, if the specified condition is satisfied, verifying an electrical characteristic of a current applied to the resistor while the battery is electrically disconnected from the external power source and is electrically connected with the resistor, and determining whether an operation of the battery is abnormal, based at least on a part of the electrical characteristic.

Abstract: Disclosed are an electronic device and a method of transmitting a wireless signal thereof. The electronic device includes: a housing; a first antenna configured to form a first part of the housing; a second antenna configured to form a second part of the housing; and at least one processor including a first transmission terminal and a second transmission terminal connected to the first antenna and the second antenna, respectively, wherein the at least one processor is further configured to identify a strength of at least one of a transmission signal and a reception signal when transmission of a wireless signal is requested, and control at least one of a phase and a strength of wireless signals output through the first transmission terminal and the second transmission terminal according to a result of the identification. Various other embodiments are possible.

Abstract: An electronic device is provided. The electronic device includes a housing that includes a slit, a first antenna element extending along a portion of the housing, a second antenna element spaced apart from at least a portion of the first antenna element by the slit and extends along another portion of the housing, and a wireless communication circuit positioned inside the housing and electrically connected to the first antenna element. The first antenna element is electrically connected to the second antenna element.

Abstract: An electronic device includes at least one processor, at least one antenna, and a wireless communication circuit electrically connected to the at least one processor and the at least one antenna. The wireless communication circuit includes a switch including a first terminal electrically connected to a path corresponding to a first frequency band, a second terminal electrically connected to a path corresponding to a second frequency band, and a third terminal selectively connected to a corresponding terminal of the first terminal and the second terminal and a filter circuit electrically connected between the third terminal and the at least one antenna and having a designated resonant frequency band. The wireless communication circuit selectively transmits a signal in one corresponding frequency band between the first frequency band and the second frequency band based on a terminal which is connected to the third terminal.

Abstract: An electronic device is provided. The electronic device includes a first antenna configured to transmit a first transmission signal having a first phase, a second antenna configured to transmit a second transmission signal having a second phase, a transceiver electrically connected to the first antenna and the second antenna, and a processor. The transceiver is configured to identify a first feedback transmission signal including part of the first transmission signal and a second feedback transmission signal including part of the second transmission signal and calculate a correlation for the first and second feedback transmission signals. The processor is configured to predict radiation power radiated from the electronic device based on at least the part of the correlation, control the transceiver to adjust at least one of the first phase or the second phase, and change the predicted radiation power to a predetermined value based on an operation for the adjustment.

Abstract: An electronic device is provided. The electronic device includes a housing comprising a first plate, a second plate, and a side member surrounding a space between the first and second plates, a wireless communication circuit that feeds a first feeding point in the second plate, a ground plane electrically coupled to a first ground point and a second ground point in the second plate, and a processor. The side member includes a first side, a second side, a third side, and a fourth side. The first feeding point is between the second side and the first ground point, the first feeding point being closer to the second side than the first ground point is to the second side, and the second ground point being closer to the second side than the first feeding point and the first ground point is to the second side, and is outside the region.

Abstract: A method of controlling an electronic device is provided which includes electrically connecting a battery with an external power source using a first switch such that a first portion of a first current supplied from the external power source is supplied to a system circuit of the electronic device and a second portion of the first current is supplied to the battery, determining whether a specified condition is satisfied, electrically disconnecting the battery from the external power source using the first switch and electrically connecting the battery with a resistor using a second switch, if the specified condition is satisfied, verifying an electrical characteristic of a current applied to the resistor while the battery is electrically disconnected from the external power source and is electrically connected with the resistor, and determining whether an operation of the battery is abnormal, based at least on a part of the electrical characteristic.

Abstract: An embodiment disclosed herein relate to an electronic device including a support member on which an antenna radiator is formed. The electronic device may include: a housing including a first face facing in a first direction, a second face facing in a second direction opposite the first direction, a side face facing in a third direction that is perpendicular to both the first and second directions and surrounding at least a part of a space between the first and second faces; a display including a first region disposed in at least a part of the first face and at least one second region extending from the first region, the at least one second region disposed in at least a part of the side face of the housing; a support member disposed in a partial region of the space along the side face and configured to support the at least one second region; a bracket disposed on another partial region of the space and configured to support the display; and at least one antenna radiator disposed on the support member.

Abstract: A portable communication device is provided. The portable communication device includes a battery, a printed circuit board including one or more circuit devices driven using power from the battery, and a bracket including a first area for receiving the battery and a second area for receiving the printed circuit board, wherein a slit is formed in at least a portion of a boundary area of the first area and the second area to reduce heat spread. According to an embodiment of the present disclosure, in an electronic device, a heat-radiating structure is provided between a PCB and a bracket where a battery is seated, rerouting the path along which heat radiation from some circuit devices on the PCB flow to the battery to suppress a rise in temperature in the battery.

Abstract: Disclosed are an electronic device and a method of controlling wireless communication thereof.

Abstract: Disclosed are an electronic device and a method of transmitting a wireless signal thereof. The electronic device includes: a housing; a first antenna configured to form a first part of the housing; a second antenna configured to form a second part of the housing; and at least one processor including a first transmission terminal and a second transmission terminal connected to the first antenna and the second antenna, respectively, wherein the at least one processor is further configured to identify a strength of at least one of a transmission signal and a reception signal when transmission of a wireless signal is requested, and control at least one of a phase and a strength of wireless signals output through the first transmission terminal and the second transmission terminal according to a result of the identification. Various other embodiments are possible.

Abstract: An apparatus and a method provide a multi-communication service in a mobile communication terminal. The apparatus includes a microphone for inputting an audio signal and a speaker for outputting an audio signal. The apparatus also includes a plurality of communication modules for transmitting and receiving signals to and from a plurality of counterpart terminals. The apparatus further includes an audio processor for, when the multi-communication service is provided, combining and outputting at least two of audio signals fed from the counterpart terminals providing the multi-communication service and the audio signal input through the microphone.