JPS6055143U - Antenna switching fixed method in single antenna diversity - Google Patents
Antenna switching fixed method in single antenna diversityInfo
- Publication number
- JPS6055143U JPS6055143U JP14601683U JP14601683U JPS6055143U JP S6055143 U JPS6055143 U JP S6055143U JP 14601683 U JP14601683 U JP 14601683U JP 14601683 U JP14601683 U JP 14601683U JP S6055143 U JPS6055143 U JP S6055143U
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- antenna switching
- input
- connection state
- detection section
- 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.)
- Granted
Links
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例を示すブロック図、第２図および第３図
はいずれも本考案実施例を示す一部に回妬図を含むブロ
ック図およびブロック図である。
１、ＩＡ、ＩＢ・・・アンテナ、２・・・アンテナ切換
回路、３・・・フロントエンド、４・・・アンテナ切換
コントローラ、５・・・アンテナ接続検出部、６・・・
アンテナ入力固定部、Ｔ ｒ ｉｔ Ｔ ｒ２・・・ト
ランジスタ、Ｄ１〜Ｄ、・・・ダイオード、Ｊｚｔ Ｊ
２・・・ジャック、Ｎ・・・ナントゲート、Ａ□ｇＡ２
・・・アンドゲート、Ｓ□ｖ Ｓ２・・・スイッヂン
グ素子。FIG. 1 is a block diagram illustrating a conventional example, and FIGS. 2 and 3 are block diagrams, including some circuit diagrams, illustrating an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1, IA, IB... Antenna, 2... Antenna switching circuit, 3... Front end, 4... Antenna switching controller, 5... Antenna connection detection unit, 6...
Antenna input fixing section, T rit T r2...Transistor, D1-D,...Diode, Jzt J
2...Jack, N...Nant Gate, A□gA2
...And gate, S□v S2...Switching element.
Claims (1)
コントローラとを含み、入力信号レベルに応じてアンテ
ナ切換コントローラによってアンテナ切換回路を働かせ
てアンテナを切り換えるように構成したアンテナ切換方
式において、上記複数のアンテナとアンテナ切換回路間
にアンテナ接続検出部を設けると共にこのアンテナ接続
検出部と上記アンテナ切換コントローラ間にアンテナ入
力固定部を設け、上記アンテナ接続検出部によってアン
テナ接続状態を検出してこの接続状態に応じた出力をア
ンテナ入力固定部に加え、このアンテナ入力固定部によ
りアンテナ切換コントローラを制御して検出されたアン
テナ側の信号系統による動作のみを可能ならしめるよう
に構成したことを特徴とする一系統アンテナダイバーシ
ティにおけるアンテナ切換固定方式。In the antenna switching method, the antenna switching method includes a plurality of antennas, an antenna switching circuit, and an antenna switching controller, and the antenna switching controller operates the antenna switching circuit to switch the antenna according to the input signal level. An antenna connection detection section is provided between the antenna switching circuits, and an antenna input fixing section is provided between the antenna connection detection section and the antenna switching controller, the antenna connection detection section detects the antenna connection state, and the antenna connection state is detected according to the connection state. A single-system antenna diversity characterized in that an output is added to an antenna input fixed section, and the antenna input fixed section controls an antenna switching controller to enable operation only based on the detected signal system on the antenna side. Antenna switching fixed method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14601683U JPS6055143U (en) | 1983-09-22 | 1983-09-22 | Antenna switching fixed method in single antenna diversity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14601683U JPS6055143U (en) | 1983-09-22 | 1983-09-22 | Antenna switching fixed method in single antenna diversity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6055143U true JPS6055143U (en) | 1985-04-18 |
| JPS6349004Y2 JPS6349004Y2 (en) | 1988-12-16 |
Family
ID=30325151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14601683U Granted JPS6055143U (en) | 1983-09-22 | 1983-09-22 | Antenna switching fixed method in single antenna diversity |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6055143U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001096899A1 (en) * | 2000-06-15 | 2001-12-20 | Seiko Epson Corporation | Gps receiver system |
-
1983
- 1983-09-22 JP JP14601683U patent/JPS6055143U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001096899A1 (en) * | 2000-06-15 | 2001-12-20 | Seiko Epson Corporation | Gps receiver system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6349004Y2 (en) | 1988-12-16 |
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