To ensure both an arrangement area of an antenna conductor and reception sensitivity in an AM broadcast band.SOLUTION: A back door has a resin outer panel having an opening portion formed therein, a resin inner panel, a metal reinforcement arranged between the outer panel and the inner panel, and a rear glass covering the opening portion. The rear glass includes a first antenna conductor capable of receiving radio waves in a frequency band of AM broadcast waves. The first antenna conductor includes a first antenna element having a total length of 100 mm to 1800 mm connected to a first feeding portion. The first antenna element extends along a first outer edge so as to be located at a distance of 3 mm to 60 mm from the first outer edge out of the upper, lower, left, and right outer edges of a defogger. The first antenna element is located at a distance of 10 mm or more from the reinforcement, or is located on a side where the reinforcement does not exist with respect to the first outer edge in plan view of the rear glass.SELECTED DRAWING: Figure 1

    【課題】アンテナ導体の配置領域とAM放送帯域での受信感度の両方の確保。【解決手段】開口部が形成された樹脂製アウターパネルと、樹脂製インナーパネルと、前記アウターパネルと前記インナーパネルとの間に配置される金属製リインフォースと、前記開口部を覆うリアガラスとを有し、前記リアガラスは、AM放送波の周波数帯の電波を受信可能な第1のアンテナ導体を備え、前記第1のアンテナ導体は、第1の給電部に接続される全長100mm〜1800mmの第1のアンテナエレメントを有し、前記第1のアンテナエレメントは、デフォッガの上下左右の外縁のうちの第1の外縁に対して3mm〜60mmの間隔を空けて前記第1の外縁に沿って延伸し、前記第1のアンテナエレメントは、前記リインフォースから10mm以上隔てて位置する、又は、前記リアガラスの平面視において前記第1の外縁に対して前記リインフォースが存在しない側に位置する、バックドア。【選択図】図1


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    Title :

    BACK DOOR AND REAR GLASS


    Additional title:

    バックドア及びリアガラス


    Contributors:

    Publication date :

    2021-01-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H01Q Antennen , ANTENNAS, i.e. RADIO AERIALS / B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen



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