JPH0186733U - - Google Patents
Info
- Publication number
- JPH0186733U JPH0186733U JP18251687U JP18251687U JPH0186733U JP H0186733 U JPH0186733 U JP H0186733U JP 18251687 U JP18251687 U JP 18251687U JP 18251687 U JP18251687 U JP 18251687U JP H0186733 U JPH0186733 U JP H0186733U
- Authority
- JP
- Japan
- Prior art keywords
- receiver
- satellite broadcasting
- output signal
- video
- switching
- 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 2
- 230000005236 sound signal Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Radio Relay Systems (AREA)
Description
第１図は本考案の一実施例を示すブロツクダイ
アグラムである。
１，９……衛星放送受信装置、２，５，１０，
１４，１８……ベースバンド映像信号の出力ライ
ン、３，６，１１，１５，１９……音声信号の出
力ライン、４，１２……映像・音声検知回路、７
，１３……ステータス信号の出力ライン、８……
制御切替部、１６……制御切替信号の出力ライン
、１７……映像・音声切替部、２０……変調器、
２１……ステータス信号（アラーム信号）の出力
ライン。
FIG. 1 is a block diagram showing one embodiment of the present invention. 1, 9...satellite broadcasting receiver, 2, 5, 10,
14, 18... Baseband video signal output line, 3, 6, 11, 15, 19... Audio signal output line, 4, 12... Video/audio detection circuit, 7
, 13...Status signal output line, 8...
Control switching section, 16... Output line for control switching signal, 17... Video/audio switching section, 20... Modulator,
21...Output line for status signal (alarm signal).
Claims (1)
ヤンネル受信機と、各受信機の出力信号（ベース
バンド映像、音声信号）を検出する検出部と、各
受信機出力信号の選択を行う映像・音声切替部と
、切替部の制御を行う切替制御部より構成され、
故障時のバツクアツプを行うようにしたことを特
徴とする衛星放送再送信用バツクアツプシステム
。 In a satellite broadcasting receiving system, two same-channel receivers, a detection unit that detects the output signal (baseband video, audio signal) of each receiver, and a video/audio switching unit that selects the output signal of each receiver. and a switching control section that controls the switching section,
A backup system for retransmission of satellite broadcasting, characterized in that backup is performed in the event of a failure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18251687U JPH0186733U (en) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18251687U JPH0186733U (en) | 1987-11-30 | 1987-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0186733U true JPH0186733U (en) | 1989-06-08 |
Family
ID=31473963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18251687U Pending JPH0186733U (en) | 1987-11-30 | 1987-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0186733U (en) |
-
1987
- 1987-11-30 JP JP18251687U patent/JPH0186733U/ja active Pending
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