JPS633606U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案一実施例の裏面図、第２図は同
上の断面図、第３図は同上の要部分解斜視図、第
４図は同上の要部拡大断面図、第５図は同上の正
面図、第６図は他の実施例の裏面図、第７図は比
較例の裏面図である。 １ａ〜１ｄは平面アンテナユニツト、２は給電
部、３は導波合成線路、４ａ，４ｂは貫通孔、５
は給電ピン、１０は地導体、１３は給電回路、１
６は放射回路、１７，１８は空隙である。 Fig. 1 is a back view of an embodiment of the present invention, Fig. 2 is a cross-sectional view of the same, Fig. 3 is an exploded perspective view of the main parts of the same, Fig. 4 is an enlarged sectional view of the main parts of the same, and Fig. 5 is a cross-sectional view of the same. FIG. 6 is a back view of another embodiment, and FIG. 7 is a back view of a comparative example. 1a to 1d are planar antenna units, 2 is a feeding section, 3 is a waveguide composite line, 4a and 4b are through holes, 5
is the power supply pin, 10 is the ground conductor, 13 is the power supply circuit, 1
6 is a radiation circuit, and 17 and 18 are air gaps.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 導電板よりなる地導体と、合成樹脂層で厚み方
向の両面が被覆された導電体よりなる給電回路と
、合成樹脂層で厚み方向の両面が被覆された導電
体よりなる放射回路とが積層され、前記地導体と
給電回路との間に第１の空隙が形成されるととも
に、給電回路と放射回路との間に第２の空隙が形
成されたサスペンド構造の平面アンテナユニツト
をアレー状に配列し、各平面アンテナユニツトに
給電部を介して給電するようにした平面アンテナ
において、地導体の裏面に密着固設される導波合
成線路と、導波合成線路および地導体に穿設され
た貫通孔を介して導波合成線路から給電回路へ給
電を行う給電ピンとで給電部を形成し、上記導波
合成線路としてＴ型あるいはＹ型の２分岐線路を
組み合わせて得られる分岐線路を用いたことを特
徴とする平面アンテナ。 A ground conductor made of a conductive plate, a feeding circuit made of a conductor whose both sides in the thickness direction are covered with a synthetic resin layer, and a radiation circuit made of a conductor whose both sides in the thickness direction are covered with a synthetic resin layer are laminated. , planar antenna units having a suspended structure are arranged in an array in which a first gap is formed between the ground conductor and the feeder circuit, and a second gap is formed between the feeder circuit and the radiation circuit. , a planar antenna in which power is supplied to each planar antenna unit via a power feeding section, which includes a waveguide composite line closely fixed to the back surface of the ground conductor, and a through hole drilled in the waveguide composite line and the ground conductor. A power feeding section is formed by a power supply pin that supplies power from the waveguide composite line to the power supply circuit via the waveguide composite line, and a branch line obtained by combining T-type or Y-type two-branch lines is used as the waveguide composite line. Features a flat antenna.