A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
ONBOARD APPARATUS, PROGRAM, AND KEYLESS ENTRY SYSTEM
To provide an onboard apparatus, a program, and a keyless entry system with which it is possible to specify the position of a portable apparatus with good accuracy on the basis of the received signal strength of a signal to be measured.SOLUTION: An onboard apparatus pertaining to one embodiment comprises: a plurality of transmit antennas; an onboard apparatus transmit unit for transmitting a signal to be measured from each of the plurality of transmit antennas; an onboard apparatus receive unit for receiving, from a portable apparatus, a measurement result signal that includes the measurement data of received signal strength of the signal to be measured having been transmitted from each of the plurality of transmit antennas; and an onboard apparatus control unit for determining whether or not to specify the position of the portable apparatus on the basis of the received signal strength included in the measurement result signal, and when it is determined to specify, specifying the position of the portable apparatus on the basis of the received signal strength included in the measurement result signal.SELECTED DRAWING: Figure 1
【課題】被測定信号の受信信号強度に基づいて、携帯機の位置を精度よく特定できる車載器、プログラム、及びキーレスエントリシステムを提供する。【解決手段】一実施形態に係る車載器は、複数の送信アンテナと、前記複数の送信アンテナからそれぞれ被測定信号を送信する車載器送信部と、前記複数の送信アンテナからそれぞれ送信された前記被測定信号の受信信号強度の測定データを含む測定結果信号を携帯機から受信する車載器受信部と、前記測定結果信号に含まれる前記受信信号強度に基づいて、前記携帯機の位置を特定するか判定し、特定すると判定した場合、前記測定結果信号に含まれる前記受信信号強度に基づいて、前記携帯機の位置を特定する車載器制御部と、を備える。【選択図】図１
ONBOARD APPARATUS, PROGRAM, AND KEYLESS ENTRY SYSTEM
To provide an onboard apparatus, a program, and a keyless entry system with which it is possible to specify the position of a portable apparatus with good accuracy on the basis of the received signal strength of a signal to be measured.SOLUTION: An onboard apparatus pertaining to one embodiment comprises: a plurality of transmit antennas; an onboard apparatus transmit unit for transmitting a signal to be measured from each of the plurality of transmit antennas; an onboard apparatus receive unit for receiving, from a portable apparatus, a measurement result signal that includes the measurement data of received signal strength of the signal to be measured having been transmitted from each of the plurality of transmit antennas; and an onboard apparatus control unit for determining whether or not to specify the position of the portable apparatus on the basis of the received signal strength included in the measurement result signal, and when it is determined to specify, specifying the position of the portable apparatus on the basis of the received signal strength included in the measurement result signal.SELECTED DRAWING: Figure 1
【課題】被測定信号の受信信号強度に基づいて、携帯機の位置を精度よく特定できる車載器、プログラム、及びキーレスエントリシステムを提供する。【解決手段】一実施形態に係る車載器は、複数の送信アンテナと、前記複数の送信アンテナからそれぞれ被測定信号を送信する車載器送信部と、前記複数の送信アンテナからそれぞれ送信された前記被測定信号の受信信号強度の測定データを含む測定結果信号を携帯機から受信する車載器受信部と、前記測定結果信号に含まれる前記受信信号強度に基づいて、前記携帯機の位置を特定するか判定し、特定すると判定した場合、前記測定結果信号に含まれる前記受信信号強度に基づいて、前記携帯機の位置を特定する車載器制御部と、を備える。【選択図】図１
ONBOARD APPARATUS, PROGRAM, AND KEYLESS ENTRY SYSTEM
車載器、プログラム、及びキーレスエントリシステム
NAKAJIMA SATOSHI (author) / HAYASAKA SATORU (author) / HASHIMOTO AKIRA (author) / YAMANA ITARU (author) / SUZUKI YASUHIRO (author)
2020-01-16
Patent
Electronic Resource
Japanese