Abstract: A leakage power processing method of an electronic device including a first conductive pattern that sends and receives a communication signal associated with a communication function, a second conductive pattern that is arranged adjacent to the first conductive pattern and sends and receives a power signal used for charging, and a communication hardware interface electrically connected with the first conductive pattern is provided. The leakage power processing method includes determining, by a processor of an electronic device, whether a specific power signal is induced through the second conductive pattern and forming, by the processor of the electronic device, a closed loop including the first conductive pattern if the specific power signal of a specific magnitude or greater is induced.

Abstract: A terminal detection method that includes a search step, a first acquisition step, a second acquisition step, and a detection step. The search step transmits a response request through broadcast communication and searches a terminal device that exists within a predetermined range. The first acquisition step acquires, from the terminal device, at least specific information of the terminal device. The second acquisition step executes communication with the terminal device based on the specific information acquired in the first acquisition step and acquires second information that indicates a function possessed by the terminal device. The detection step detects that the terminal device has a desired function based on the first information acquired in the first acquisition step and the second information acquired in the second acquisition step.

Abstract: A system that incorporates teachings of the present disclosure may include, for example, an adaptive impedance matching network having an RF matching network coupled to at least one RF input port and at least one RF output port and comprising one or more controllable variable reactive elements. The RF matching network can be adapted to reduce a level of reflected power transferred from said at least one input port by varying signals applied to said controllable variable reactive elements. The one or more controllable variable reactive elements can be coupled to a circuit adapted to map one or more control signals that are output from a controller to a signal range that is compatible with said one or more controllable variable reactive elements. Additional embodiments are disclosed.

Abstract: The present invention relates to a protective case for preventing damage to a mobile terminal, comprising: an actuator (12) comprising a piezoelectric vibrating screen (17) formed by attaching a piezoelectric element layer (20) to at least one side of a substrate (18), at least one or more weight pieces (22) which are fixedly attached to the piezoelectric element layer (20) and increase the vibration force, and a bracket (24) provided so that both ends of the substrate (18) are fixedly attached thereto; an auxiliary battery (10) which supplies power to the actuator (12) and is used for charging in the case where a battery of a mobile terminal (4) is discharged or consumed; and a Bluetooth receiving module (30) for receiving a signal transmitted from a Bluetooth transmitting module (28) of the mobile terminal (4).

Abstract: A radio frequency (RF) transmit-receive switch has an antenna port, first and second transmit differential ports and first and second receive differential ports. Transmit transistor switches are connected to the transmit differential ports. Primary and secondary windings of a transmit coupled inductor transformer are connected to the transmit transistor switches. Receive transistor switches are connected to the receive differential ports. Primary and secondary windings of a receive coupled inductor transformer are connected to the receive transistor switches. A first balun inductive winding is connected to the antenna port, and a second balun inductive winding is connected to the transistor switches.

Abstract: A tester device may establish a connection to customer devices using protocols, such as a Universal Plug and Play (UPnP) protocol or an Open Mobile Alliance device management (OMA DM) protocol. The tester device may receive information related to wireless communications or operations of the customer devices and the information may be determined by the customer devices. The tester device may perform an analysis of the information. The tester device may provide instructions to the customer devices to cause the customer devices to use a channel to communicate. The tester device may perform a throughput test of the customer devices. The tester device may receive additional information based on performing the throughput test. The tester device may perform a comparison of the information and the additional information. The tester device may provide other instructions to the customer devices to cause the customer devices to use the channel.

Abstract: The present invention provides a watch type mobile terminal which comprises: a body; a first wireless communication unit installed in the body; a band connected to the body and wound on a user's wrist; a first battery installed in the body or the band; a wireless audio module mounting unit formed on the band and having a concave shape; and a wireless audio module which can be attached to or detached from the wireless audio module amounting unit, wherein the wireless audio module comprises: a housing; an audio output unit installed in the housing; a second wireless communication unit installed in the housing; and a second battery installed in the housing and receiving power supplied from the first battery.

Abstract: An electronic device includes a communication unit; a memory storing instructions; and a processor, coupled to the communication unit and memory, to execute instructions to determine, based on at least one of a state of the electronic device and a distance between the electronic device and a user, a value of specific absorption rate (SAR) corresponding to the value of SAR that corresponds to a power of the electronic device; determine, based on the SAR, an average SAR on a designated time interval; determine, in response to the average SAR being greater than a first designated value, a reference value limiting a maximum power of the electronic device; and transmit a signal based on the determined reference value through the communication unit, wherein the reference value includes a value obtained by subtracting a second designated value from a value of maximum output power of the electronic device.

Abstract: An electronic device is provided. The electronic device includes a plurality of antennas and a communication circuit configured to electrically connect with at least one of the plurality of antennas, wherein the communication circuit is configured to obtain information of a level of a transmit power and transmit a signal based on a designated antenna among the plurality of antennas if the level of the transmit power is less than a level, determine an antenna for signal transmission among the plurality of antennas if the level of the transmit power is greater than or equal to the level, and perform an antenna switching operation of selecting the determined antenna.

Abstract: An interference signal cancellation apparatus, includes a first power divider configured to divide a cancellation reference signal link corresponding to a transmit antenna into a first reference link and a second reference link. The apparatus includes a second power divider configured to divide a signal receiving link connected to a receive antenna into a first receiving link and a second receiving link, and use the first receiving link as an output link. The apparatus includes a primary cancellation unit that is located at the first reference link and that is connected to the signal receiving link by using a coupler. The apparatus includes a secondary cancellation unit that is located at the second reference link and that is connected to the second receiving link by using a coupler. The apparatus includes a control module connected to the second receiving link, the primary cancellation unit, and the secondary cancellation unit.

Abstract: A communication apparatus capable of communication by a predetermined wireless connection method, decides which of the communication apparatus and a communication partner apparatus operates as an access point and which operates as a client, connects to the communication partner apparatus by the predetermined wireless connection method, based on the decision, determines whether a connection to the communication partner apparatus is disconnected, performs reactivation processing for causing the communication apparatus to enter a state in which communication by the predetermined wireless connection method is possible. The communication apparatus, if it is decided that the communication apparatus operates as the client and it is determined that the connection is disconnected, performs the reactivation processing.

Abstract: A high-frequency module includes a directivity switching switch unit that switches an end portion of a first sub line, which is connected to an output terminal, and first and second resistor switching switch units that switch first and second termination resistors which are connected to the first sub line. The directivity of coupled output in the first sub line of a first directional coupler is able to be switched and detection accuracy of a high-frequency signal is able to be improved by improving isolation characteristics of the first directional coupler to improve the directivity.

Abstract: A front-end module (FEM) is disclosed that includes an integrous signal combiner. The integrous signal combiner can process received signals and use a set of resonant circuits to filter signal noise prior to recombination of a plurality of signal bands that form an aggregate carrier signal. These resonant circuits may be placed after a set of low noise amplifiers and can be used to more efficiently reduce noise and parasitic loading within each of a set of signal paths. Each resonant circuit may be configured to filter noise relating to a bandwidth for a signal that is to be combined with the signal of the signal path that includes the resonant circuit. The signals may be combined using a dynamic impedance matching circuit. In some implementations, the integrous signal combiner can be a tunable integrous signal combiner with resonant circuits that may be reconfigurable or dynamically configurable.

Abstract: According to one aspect, a mobile electronic device includes an acceleration detector, and a controller configured to determine a moving state based on an acceleration pattern measured through a result of detection by the acceleration detector. When an event notified while the mobile electronic device is determined to be in the moving state is not responded by a user, the controller gives notification again of the event. For example, in the case of having detected a change of the acceleration pattern from a moving pattern to a stopping pattern, the mobile electronic device) determines whether there is an event notified while the mobile electronic device was determined to be in the moving state (operational in a moving mode).

Abstract: A communication device may include an NFC interface, a processor, and a memory storing computer-readable instructions. The computer-readable instructions may be stored in a computer readable storage medium and instruct the communication device to store, in a case where a state of the communication device is a first state, first data in the NFC interface and to store, in a case where the state of the communication device is a second state, the second data in the NFC interface. The NFC interface may establish a first communication link between the communication device and a first external device and transmit the first data to the first external device via the first communication link. The NFC interface may establish a second communication link between the communication device and a second external device and transmit the second data to the second external device via the second communication link by using the NFC system.

Abstract: A communication apparatus according to the present invention includes a storage unit that stores, when the communication apparatus is connected to a first wireless network at a predetermined position, information about the predetermined position, a detection unit that detects whether the communication apparatus exists within a predetermined range including the predetermined position, and a transmission unit that transmits predetermined information, for connecting another communication apparatus to the first wireless network, to the another communication apparatus using a second communication system with a lower power consumption than a first communication system used in the first wireless network in response to the detection unit detecting that the communication apparatus exists within the predetermined range.

Abstract: A protective cover for a portable electronic device, which is configured for supporting the device and for storing an earphone and cable, includes a casing body, a winding portion, a limiting plate, and a support plate. The device is received in a receiving portion in the casing body and the winding portion protrudes out of one side of the casing body spaced apart from the receiving portion, the winding portion being able to accept the cable of the earphone wound onto it. The limiting plate covers one side of the winding portion spaced apart from the casing body and defining an opening. The support plate covers the opening of the limiting plate and is rotatably coupled to the limiting plate. A ring-shaped accommodating space is defined between the limiting plate and the casing body for receiving the cable of the earphone wound onto the winding portion.

Abstract: A mobile device includes a speaker element and an antenna element. The speaker element includes a conductive portion and a nonconductive portion. The nonconductive portion has a first surface and a second surface which are opposite to each other. The antenna element is adjacent to the nonconductive portion. The antenna element includes a signal source, a first radiation element, and a second radiation element. The signal source is coupled to a feeding point. The first radiation element is coupled to the feeding point. The first radiation element extends from the first surface onto the second surface. The second radiation element is coupled to the feeding point. The second radiation element is disposed on the second surface. The second radiation element is separate from the first radiation element. A coupling gap is formed between the first radiation element and the second radiation element.

Abstract: A SIM card connector includes a base, signal spring, a detection apparatus, and a controller. The detection apparatus includes a fixed contact and a detection spring. An action of a SIM card can be detected by means of separation or union between the fixed contact and the detection spring. A trigger part of the detection spring can press against a surface of the SIM card to move a movable end of the detection spring. A power supply of the signal spring can be cut off before the SIM card is separated from the signal spring, and the power supply of the signal spring can be switched on after the SIM card presses against the signal spring.

Abstract: The application provides a radio frequency circuit, including: a first circuit and a second circuit. The first circuit is configured to receive a first signal and a second signal; split the first signal into a third signal and a fourth signal, and split the second signal into a fifth signal and a sixth signal; adjust a phase of the fifth signal to obtain a seventh signal; and combine the seventh signal and the third signal into an eighth signal. The second circuit includes a primary power amplifier branch and a secondary power amplifier branch, and the primary power amplifier branch is configured to process the fourth signal and the sixth signal, and the secondary power amplifier branch is configured to process the eighth signal.