PROBLEM TO BE SOLVED: To provide a miniaturized antenna unit which can surely automatically lock and unlock the door of a vehicle.SOLUTION: An antenna unit 20 includes: a proximity sensor which has a circuit board 24 printed with a detection circuit, a drive electrode 35 electrically connected to the detection circuit, and an unlock electrode 36 receiving the electric line force generated from the drive electrode 35; and an antenna 23 which transmits/receives a signal to/from a portable machine possessed by a user. In the antenna 23, a coil conductor 23C is wound to an insulative bobbin 23B storing a core part formed of bar-shaped ferrite. The drive electrode 35 and the unlock electrode 36 are formed in the planar shape, and arranged so as to face each other with the antenna 23 held therebetween.SELECTED DRAWING: Figure 3

    【課題】車両のドアを確実に自動解錠および自動施錠でき、小型化されたアンテナユニットを提供する。【解決手段】アンテナユニット20は、検出回路が印刷された回路基板24と、該検出回路に電気的に接続された駆動電極35と、駆動電極35から発生した電気力線を受信するアンロック電極36とを有する近接センサと、ユーザが所有する携帯機との間で信号を送受信するアンテナ23とを備える。アンテナ23では、棒状のフェライトからなるコア部を収容する絶縁性のボビン23Bに巻線導体23Cが巻回され、駆動電極35およびアンロック電極36が、共に平板状に形成され、アンテナ23を挟んで相対向して配置されている。【選択図】図3


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    Title :

    ANTENNA UNIT, DOOR HANDLE DEVICE HAVING THE SAME, AND MANUFACTURING METHOD OF THE SAME


    Additional title:

    アンテナユニットおよびそれを備えるドアハンドル装置並びにその製造方法


    Contributors:
    MIURA REIKI (author)

    Publication date :

    2018-02-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    E05B LOCKS , Schlösser / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H01Q Antennen , ANTENNAS, i.e. RADIO AERIALS



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