JPS63129308U - - Google Patents
Info
- Publication number
- JPS63129308U JPS63129308U JP1987022417U JP2241787U JPS63129308U JP S63129308 U JPS63129308 U JP S63129308U JP 1987022417 U JP1987022417 U JP 1987022417U JP 2241787 U JP2241787 U JP 2241787U JP S63129308 U JPS63129308 U JP S63129308U
- Authority
- JP
- Japan
- Prior art keywords
- band
- broadcast waves
- length
- antenna device
- receiving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011521 glass Substances 0.000 claims description 11
- 230000035945 sensitivity Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Details Of Aerials (AREA)
Description
第１図は本考案の第１実施例に係るガラスアン
テナ装置の説明図、第２図は第１実施例に係るガ
ラスアンテナ装置を自動車のリアガラスに取付け
た状態を示す説明図、第３図は第１実施例に係る
ガラスアンテナ装置の出力端子と接続ケーブルの
接合状態を示す説明図、第４図は本考案の第２実
施例に係るガラスアンテナ装置の説明図である。
１０，１１０……ＴＶ帯放送波受信用ガラスア
ンテナ装置、１２，１１２……ＶＨＦＬｏ帯受信
用エレメント、１４，１１４……ＵＨＦ帯受信用
エレメント、１６，１１６……インピーダン整合
用エレメント、１８，１１８……出力端子。
FIG. 1 is an explanatory diagram of a glass antenna device according to a first embodiment of the present invention, FIG. 2 is an explanatory diagram showing a state in which the glass antenna device according to the first embodiment is attached to the rear window of a car, and FIG. FIG. 4 is an explanatory diagram showing the connection state of the output terminal and the connection cable of the glass antenna device according to the first embodiment, and FIG. 4 is an explanatory diagram of the glass antenna device according to the second embodiment of the present invention. 10,110...Glass antenna device for TV band broadcast wave reception, 12,112...Element for VHF Lo band reception, 14,114...Element for UHF band reception, 16,116...Element for impedance matching, 18,118 ...Output terminal.
Claims (1)
るようエレメント長が設定されたＶＨＦＬｏ帯受
信用エレメントと、 前記ＶＨＦＬｏ帯受信用エレメントとその出力
端子において電気的に接合され、ＵＨＦ帯放送波
に最適受信感度を有するようエレメント長が設定
されたＵＨＦ帯受信用エレメントと、 前記ＶＨＦＬｏ帯受信用エレメントの中間位置
と電気的に接続され、前記各エレメントのインピ
ーダンス整合を取りかつ出力端子より接続位置ま
での長さとの和がＶＨＦＨｉ帯放送波に最適受信
感度を有するようエレメント長が設定されたイン
ピーダンス整合用エレメントと、 を備え、前記各エレメントをガラス面に貼着して
形成したことを特徴とするＴＶ帯放送波受信用ガ
ラスアンテナ装置。 (2) 実用新案登録請求の範囲(1)記載の装置にお
いて、ＶＨＦＬｏ帯受信用エレメントは、ＶＨＦ
Ｌｏ帯放送波の中心周波数における自由空間波長
の１／４〜１／８のエレメント長に設定されてい
ることを特徴とするＴＶ帯放送波受信用ガラスア
ンテナ装置。 (3) 実用新案登録請求の範囲(1)または(2)記載
装置において、ＵＨＦ帯受信用エレメントは、Ｕ
ＨＦ帯放送波の中心周波数における自由空間波長
の１／４〜１／８のエレメント長に設定されてい
ることを特徴とするＴＶ帯放送波受信用ガラスア
ンテナ装置。 (4) 実用新案登録請求の範囲(1)〜(3)記載の装
置において、 ＶＨＦＬｏ帯受信用エレメントの出力端子より
インピーダンス整合用エレメントとの接続位置に
至る長さはＶＨＦＨｉ帯放送波の中心周波数にお
ける自由空間波長の１／８〜１／１０に設定し、 またＶＨＦＬｏ帯エレメントの出力端子よりイ
ンピーダンス整合用エレメントとの接続位置まで
の長さ及びインピーダンス整合用エレメントのエ
レメント長の和がＶＨＦＨｉ帯放送波の中心周波
数における自由空間波長の１／４〜１／８に設定
されていることを特徴とするＴＶ帯放送波受信用
ガラスアンテナ装置。 (5) 実用新案登録請求の範囲(1)〜(4)記載の装
置において、複数のアンテナ装置におけるＴＶ放
送波受信状態を検出し、最適受信状態にあるアン
テナ装置を選択使用するダイバシテイ受信システ
ムを構成した場合の少なくとも１つのアンテナ装
置が当該アンテナ装置であることを特徴とするＴ
Ｖ帯放送波受信用ガラスアンテナ装置。[Claims for Utility Model Registration] (1) A VHFLo band receiving element whose element length is set to have optimal reception sensitivity for VHFLo band broadcast waves, and electrical connection between the VHFLo band receiving element and its output terminal. A UHF band receiving element whose length is set to have optimum reception sensitivity for UHF band broadcast waves is electrically connected to an intermediate position between the VHF Lo band receiving element, and impedance matching of each of the elements is achieved. and an impedance matching element whose element length is set so that the sum of the length from the output terminal to the connection position has optimal reception sensitivity for VHF Hi band broadcast waves, each of the elements being attached to a glass surface. A glass antenna device for receiving TV band broadcast waves. (2) In the device described in utility model registration claim (1), the VHF Lo band receiving element is a VHF Lo band receiving element.
A glass antenna device for receiving TV band broadcast waves, characterized in that the element length is set to 1/4 to 1/8 of the free space wavelength at the center frequency of the Lo band broadcast waves. (3) In the device described in utility model registration claim (1) or (2), the UHF band receiving element is
A glass antenna device for receiving TV band broadcast waves, characterized in that the element length is set to 1/4 to 1/8 of the free space wavelength at the center frequency of HF band broadcast waves. (4) In the apparatus described in claims (1) to (3) for utility model registration, the length from the output terminal of the VHF Lo band receiving element to the connection position with the impedance matching element is equal to the center frequency of the VHF Hi band broadcast wave. The length from the output terminal of the VHFLo band element to the connection position with the impedance matching element and the element length of the impedance matching element are set to 1/8 to 1/10 of the free space wavelength in VHFHi band broadcasting. A glass antenna device for receiving TV band broadcast waves, characterized in that the center frequency of the wave is set to 1/4 to 1/8 of the free space wavelength. (5) Utility model registration Claims (1) to (4) describe a diversity reception system that detects TV broadcast wave reception conditions in a plurality of antenna devices and selects and uses the antenna device with the optimal reception condition. T characterized in that when configured, at least one antenna device is the antenna device.
Glass antenna device for receiving V-band broadcast waves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987022417U JPS63129308U (en) | 1987-02-17 | 1987-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987022417U JPS63129308U (en) | 1987-02-17 | 1987-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63129308U true JPS63129308U (en) | 1988-08-24 |
Family
ID=30819781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987022417U Pending JPS63129308U (en) | 1987-02-17 | 1987-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63129308U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0539013U (en) * | 1991-10-25 | 1993-05-25 | セントラル硝子株式会社 | Glass antenna connection structure |
| JPH0541210U (en) * | 1991-10-30 | 1993-06-01 | セントラル硝子株式会社 | Glass antenna connection structure |
| WO2001071847A1 (en) * | 2000-03-17 | 2001-09-27 | Nippon Antena Kabushiki Kaisha | Multi-frequency antenna |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60158732A (en) * | 1984-01-28 | 1985-08-20 | Seiko Epson Corp | Antenna circuit for television |
| JPS613502A (en) * | 1984-06-18 | 1986-01-09 | Asahi Glass Co Ltd | Antenna system for television set mounted on automobile |
| JPS61210705A (en) * | 1985-03-15 | 1986-09-18 | Asahi Glass Co Ltd | Diversity antenna system of automobile |
-
1987
- 1987-02-17 JP JP1987022417U patent/JPS63129308U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60158732A (en) * | 1984-01-28 | 1985-08-20 | Seiko Epson Corp | Antenna circuit for television |
| JPS613502A (en) * | 1984-06-18 | 1986-01-09 | Asahi Glass Co Ltd | Antenna system for television set mounted on automobile |
| JPS61210705A (en) * | 1985-03-15 | 1986-09-18 | Asahi Glass Co Ltd | Diversity antenna system of automobile |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0539013U (en) * | 1991-10-25 | 1993-05-25 | セントラル硝子株式会社 | Glass antenna connection structure |
| JPH0541210U (en) * | 1991-10-30 | 1993-06-01 | セントラル硝子株式会社 | Glass antenna connection structure |
| WO2001071847A1 (en) * | 2000-03-17 | 2001-09-27 | Nippon Antena Kabushiki Kaisha | Multi-frequency antenna |
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