JPS62117855U - - Google Patents
Info
- Publication number
- JPS62117855U JPS62117855U JP532986U JP532986U JPS62117855U JP S62117855 U JPS62117855 U JP S62117855U JP 532986 U JP532986 U JP 532986U JP 532986 U JP532986 U JP 532986U JP S62117855 U JPS62117855 U JP S62117855U
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- trigger signal
- circuit
- selects
- selecting
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
図は、本考案の一実施例を示す回路図である。
１，２…アンテナ、３…アンテナ選択回路、８
…雑音検出回路、９…トリガ発生回路、１０…単
安定マルチバイブレータ、１１…フリツプフロツ
プ回路。
The figure is a circuit diagram showing an embodiment of the present invention. 1, 2... Antenna, 3... Antenna selection circuit, 8
... Noise detection circuit, 9 ... Trigger generation circuit, 10 ... Monostable multivibrator, 11 ... Flip-flop circuit.
Claims (1)
ナに接続するアンテナ切換型のダイバーシテイ受
信装置において、受信信号中に含まれる雑音を検
出する雑音検出回路と、該雑音検出回路の出力信
号に応じてトリガ信号を発生するトリガ信号発生
回路と、前記トリガ信号により駆動される単安定
マルチバイブレータと、該単安定マルチバイブレ
ータの出力信号に応じて反転するフリツプフロツ
プ回路と、該フリツプフロツプ回路の出力信号に
応じてアンテナの選択を行うアンテナ選択回路と
から成り、アンテナの選択時に発生するスイツチ
ング雑音により再度アンテナの選択が行なわれる
のを防止したことを特徴とするダイバーシテイ受
信装置。 An antenna switching type diversity receiving device that selects one of a plurality of antennas and connects it to a tuner includes a noise detection circuit that detects noise included in a received signal, and a noise detection circuit that detects noise included in a received signal, and a a trigger signal generation circuit that generates a trigger signal based on the trigger signal; a monostable multivibrator that is driven by the trigger signal; a flip-flop circuit that inverts in response to the output signal of the monostable multivibrator; 1. An antenna selection circuit that selects an antenna by selecting an antenna, and prevents antenna selection from being performed again due to switching noise generated when selecting an antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP532986U JPS62117855U (en) | 1986-01-17 | 1986-01-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP532986U JPS62117855U (en) | 1986-01-17 | 1986-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62117855U true JPS62117855U (en) | 1987-07-27 |
Family
ID=30786812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP532986U Pending JPS62117855U (en) | 1986-01-17 | 1986-01-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62117855U (en) |
-
1986
- 1986-01-17 JP JP532986U patent/JPS62117855U/ja active Pending
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