Abstract: The invention includes a first circuit board on which a plurality of first terminal sections is arranged, a high-frequency circuit arranged on the first circuit board and connected to at least one of the plurality of first terminal sections, a second circuit board on which is arranged a plurality of second terminal sections facing the plurality of first terminal sections, a first internal circuit arranged on the second circuit board and connected to at least one of the plurality of second terminal sections, and electrical continuity unit providing electrical continuity among the plurality of first terminal sections and the plurality of second terminal sections. At least two contiguous terminals of the plurality of first terminal sections and/or the plurality of second terminal sections including a terminal connected to the high-frequency circuit are connected via a capacitor and function as an antenna for wireless communication.

Abstract: The invention includes a first circuit board on which a plurality of first terminal sections is arranged, a high-frequency circuit arranged on the first circuit board and connected to at least one of the plurality of first terminal sections, a second circuit board on which is arranged a plurality of second terminal sections facing the plurality of first terminal sections, a first internal circuit arranged on the second circuit board and connected to at least one of the plurality of second terminal sections, and electrical continuity unit providing electrical continuity among the plurality of first terminal sections and the plurality of second terminal sections. At least two contiguous terminals of the plurality of first terminal sections and/or the plurality of second terminal sections including a terminal connected to the high-frequency circuit are connected via a capacitor and function as an antenna for wireless communication.

Abstract: The invention includes a first circuit board on which a plurality of first terminal sections is arranged, a high-frequency circuit arranged on the first circuit board and connected to at least one of the plurality of first terminal sections, a second circuit board on which is arranged a plurality of second terminal sections facing the plurality of first terminal sections, a first internal circuit arranged on the second circuit board and connected to at least one of the plurality of second terminal sections, and electrical continuity unit providing electrical continuity among the plurality of first terminal sections and the plurality of second terminal sections. At least two contiguous terminals of the plurality of first terminal sections and/or the plurality of second terminal sections including a terminal connected to the high-frequency circuit are connected via a capacitor and function as an antenna for wireless communication.

Abstract: The invention includes a first circuit board on which a plurality of first terminal sections is arranged, a high-frequency circuit arranged on the first circuit board and connected to at least one of the plurality of first terminal sections, a second circuit board on which is arranged a plurality of second terminal sections facing the plurality of first terminal sections, a first internal circuit arranged on the second circuit board and connected to at least one of the plurality of second terminal sections, and electrical continuity unit providing electrical continuity among the plurality of first terminal sections and the plurality of second terminal sections. At least two contiguous terminals of the plurality of first terminal sections and/or the plurality of second terminal sections including a terminal connected to the high-frequency circuit are connected via a capacitor and function as an antenna for wireless communication.

Abstract: A wireless communication system includes a transmitting device and a receiving device, in which the transmitting device generates a signal including information and transmits the signal by electromagnetic waves and ultrasonic waves in the same frequency in parallel, and in which the receiving device extracts the signal from at least one of the electromagnetic waves and the ultrasonic waves transmitted from the transmitting device and acquires the information included in the extracted signal.

Abstract: An electronic device includes a timer which measures a current time, a display which displays information based on the time, a receiver which, by receiving and decoding a signal, including time information indicating a standard time, which is encoded by means of a predetermined communication system, acquires the time information, and a controller which, as well as instructing the receiver to acquire the time information, corrects a deviation of the measured time, based on the time information, and instructs the display to display information based on the corrected time. The controller gives an instruction in such a way that no time period occurs in which both the receiver's operation of acquiring the time information, and the display's operation of displaying the information based on the corrected time, are executed.

Abstract: A receiving apparatus includes: a receiver receiving a communication signal from a base station and including pilot and sync channel signals in which predetermined data strings continue periodically; a synchronizer acquiring synchronization information for communicating with the base station from the pilot channel signal and, based on the synchronization information, synchronizing with the communication signal; a data acquirer demodulating the sync channel signal from the synchronized communication signal and, by decoding the demodulated sync channel signal, acquiring sync channel signal data; an inference unit inferring a location in the data string of the acquired data by comparing the acquired data with data acquired and held before the acquired data and including the data string; a calculator calculating a time until receiving a next data string head from the inferred location in the data string; and a controller halting the reception of the communication signal based on the calculated time.

Abstract: An electronic device includes a timer which measures a current time, a display which displays information based on the time, a receiver which, by receiving and decoding a signal, including time information indicating a standard time, which is encoded by means of a predetermined communication system, acquires the time information, and a controller which, as well as instructing the receiver to acquire the time information, corrects a deviation of the measured time, based on the time information, and instructs the display to display information based on the corrected time. The controller gives an instruction in such a way that no time period occurs in which both the receiver's operation of acquiring the time information, and the display's operation of displaying the information based on the corrected time, are executed.

Abstract: An electronic device includes a timer which measures a current time, a display which displays information based on the time, a receiver which, by receiving and decoding a signal, including time information indicating a standard time, which is encoded by means of a predetermined communication system, acquires the time information, and a controller which, as well as instructing the receiver to acquire the time information, corrects a deviation of the measured time, based on the time information, and instructs the display to display information based on the corrected time. The controller gives an instruction in such a way that no time period occurs in which both the receiver's operation of acquiring the time information, and the display's operation of displaying the information based on the corrected time, are executed.

Abstract: An ultrasonic signal communication device that has an ultrasonic oscillation unit that has at least two resonance frequencies according to the oscillation mode, a transmission unit that generates a first ultrasonic signal at one of the two resonance frequencies and transmits the generated first ultrasonic signal from the ultrasonic oscillation unit, and a reception unit that receives from the ultrasonic oscillation unit a second ultrasonic signal that is transmitted at the other of the two resonance frequencies.

Abstract: A receiving device includes: an antenna to which a communication signal containing time information is inputted; a ground allowing the antenna to function; a conductive part; a gain characteristics change unit which interrupts continuity between the ground and the conductive part to change the gain characteristics of the antenna; a receiving unit which obtains the time information from the communication signal inputted to the antenna; and a control unit which commands the gain characteristics change unit to interrupt the continuity and commands the receiving unit to obtain the time information. When the time information cannot be obtained from the communication signal inputted to the antenna having a certain type of gain characteristics, the control unit commands the gain characteristics change unit to interrupt the continuity and commands the receiving unit to obtain the time information from the communication signal inputted to the antenna whose gain characteristics have been changed.

Abstract: A wireless communication terminal includes first and second case members coupled together by a coupling portion so that the positional relation therebetween can be changed, an external wireless communication antenna provided at the first case member, an external wireless communication control portion mainly controlling external wireless communication carried out through the external wireless communication antenna, a first internal wireless communication antenna, a first internal wireless communication control portion controlling internal wireless communication carried out through the first internal wireless communication antenna, a display part provided at the second case member, a second internal wireless communication antenna, a second internal wireless communication control portion controlling internal wireless communication carried out through the second internal wireless communication antenna, and an output power control portion controlling the output power of waves transmitted by the internal wireless c

Abstract: A wireless communication system includes a transmitting device and a receiving device, in which the transmitting device generates a signal including information and transmits the signal by electromagnetic waves and ultrasonic waves in the same frequency in parallel, and in which the receiving device extracts the signal from at least one of the electromagnetic waves and the ultrasonic waves transmitted from the transmitting device and acquires the information included in the extracted signal.

Abstract: A wireless communication terminal includes first and second case members coupled together by a coupling portion so that the positional relation therebetween can be changed, an external wireless communication antenna provided at the first case member, an external wireless communication control portion mainly controlling external wireless communication carried out through the external wireless communication antenna, a first internal wireless communication antenna, a first internal wireless communication control portion controlling internal wireless communication carried out through the first internal wireless communication antenna, a display part provided at the second case member, a second internal wireless communication antenna, a second internal wireless communication control portion controlling internal wireless communication carried out through the second internal wireless communication antenna, and an output power control portion controlling the output power of waves transmitted by the internal wireless c

Abstract: A receiving device includes: an antenna to which a communication signal containing time information is inputted; a ground allowing the antenna to function; a conductive part; a gain characteristics change unit which interrupts continuity between the ground and the conductive part to change the gain characteristics of the antenna; a receiving unit which obtains the time information from the communication signal inputted to the antenna; and a control unit which commands the gain characteristics change unit to interrupt the continuity and commands the receiving unit to obtain the time information. When the time information cannot be obtained from the communication signal inputted to the antenna having a certain type of gain characteristics, the control unit commands the gain characteristics change unit to interrupt the continuity and commands the receiving unit to obtain the time information from the communication signal inputted to the antenna whose gain characteristics have been changed.

Abstract: A wireless communication terminal includes first and second case members coupled together by a coupling portion so that the positional relation therebetween can be changed, an external wireless communication antenna provided at the first case member, an external wireless communication control portion mainly controlling external wireless communication carried out through the external wireless communication antenna, a first internal wireless communication antenna, a first internal wireless communication control portion controlling internal wireless communication carried out through the first internal wireless communication antenna, a display part provided at the second case member, a second internal wireless communication antenna, a second internal wireless communication control portion controlling internal wireless communication carried out through the second internal wireless communication antenna, and an output power control portion controlling the output power of waves transmitted by the internal wireless c

Abstract: An electronic device includes: a timer which measures a current time; a display which displays information based on the time; a receiver which, by receiving and decoding a signal, including time information indicating a standard time, which is encoded by means of a predetermined communication system, acquires the time information; and a controller which, as well as instructing the receiver to acquire the time information, corrects a deviation of the measured time, based on the time information, and instructs the display to display information based on the corrected time, wherein the controller gives an instruction in such a way that no time period occurs in which both the receiver's operation of acquiring the time information, and the display's operation of displaying the information based on the corrected time, are executed.

Abstract: A receiving apparatus includes: a receiver which receives a communication signal, transmitted from a base station by a predetermined communication method, which includes a pilot channel signal and a sync channel signal in which predetermined data strings continue periodically; a synchronizer which acquires synchronization information for communicating with the base station from the pilot channel signal included in the communication signal and, based on the acquired synchronization information, obtains synchronization with the communication signal; a data acquirer which demodulates the sync channel signal from the communication signal with which the synchronization has been obtained and, by decoding the demodulated sync channel signal, acquires data of the sync channel signal; an inference unit which, by comparing the acquired data with data, including the data string, which are acquired before the acquired data and held, infers a location in the data string of the acquired data; a calculator which, from the i

Abstract: A wireless communication terminal includes first and second case members coupled together by a coupling portion so that the positional relation therebetween can be changed, an external wireless communication antenna provided at the first case member, an external wireless communication control portion mainly controlling external wireless communication carried out through the external wireless communication antenna, a first internal wireless communication antenna, a first internal wireless communication control portion controlling internal wireless communication carried out through the first internal wireless communication antenna, a display part provided at the second case member, a second internal wireless communication antenna, a second internal wireless communication control portion controlling internal wireless communication carried out through the second internal wireless communication antenna, and an output power control portion controlling the output power of waves transmitted by the internal wireless c

Abstract: A wireless communication terminal includes first and second case members coupled together by a coupling portion so that the positional relation therebetween can be changed, an external wireless communication antenna provided at the first case member, an external wireless communication control portion mainly controlling external wireless communication carried out through the external wireless communication antenna, a first internal wireless communication antenna, a first internal wireless communication control portion controlling internal wireless communication carried out through the first internal wireless communication antenna, a display part provided at the second case member, a second internal wireless communication antenna, a second internal wireless communication control portion controlling internal wireless communication carried out through the second internal wireless communication antenna, and an output power control portion controlling the output power of waves transmitted by the internal wireless c