JPS61104646U - - Google Patents
Info
- Publication number
- JPS61104646U JPS61104646U JP1984188213U JP18821384U JPS61104646U JP S61104646 U JPS61104646 U JP S61104646U JP 1984188213 U JP1984188213 U JP 1984188213U JP 18821384 U JP18821384 U JP 18821384U JP S61104646 U JPS61104646 U JP S61104646U
- Authority
- JP
- Japan
- Prior art keywords
- detecting
- transmitting device
- amplifier stage
- supply voltage
- voltage
- 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
- 230000005856 abnormality Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Monitoring And Testing Of Transmission In General (AREA)
- Transmitters (AREA)
Description
第１図は本考案に係る送信装置の保護回路の一
実施例を適用した回路のブロツク図、第２図及び
第３図は夫々従来の送信装置の保護回路の各種例
のブロツク図及び回路図である。
１……電力増幅器、２……電源部、３……保護
回路、４……ＲＦ入力、５……ＲＦ出力、６，２
１，２２……電力増幅回路、７……レギユレータ
、８……電圧検知回路、９……ＯＲ回路、１０…
…制御部、１１……ＴＸ ＯＮ／ＯＦＦ制御信号
入力、１２……供給電圧、１３……レギユレータ
ＯＦＦ信号、１４……電源入口、２３……合成回
路。
FIG. 1 is a block diagram of a circuit to which an embodiment of the protection circuit for a transmitter according to the present invention is applied, and FIGS. 2 and 3 are block diagrams and circuit diagrams of various examples of conventional protection circuits for a transmitter, respectively. It is. 1...Power amplifier, 2...Power supply section, 3...Protection circuit, 4...RF input, 5...RF output, 6,2
1, 22...Power amplifier circuit, 7...Regulator, 8...Voltage detection circuit, 9...OR circuit, 10...
...Control unit, 11...TX ON/OFF control signal input, 12...Supply voltage, 13...Regulator OFF signal, 14...Power supply inlet, 23...Composition circuit.
Claims (1)
段への供給電圧の有無を検知する電圧検知手段と
、少なくとも１つの電圧低下異常を検知した場合
には関連する増幅段への供給電圧を停止させる制
御手段とを有する送信装置の保護回路。 means for detecting a start signal of the transmitter, voltage detection means for detecting the presence or absence of supply voltage to each amplifier stage, and stopping the supply voltage to the associated amplifier stage when at least one voltage drop abnormality is detected. A protection circuit for a transmitting device, comprising a control means for controlling the transmitting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984188213U JPS61104646U (en) | 1984-12-12 | 1984-12-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984188213U JPS61104646U (en) | 1984-12-12 | 1984-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61104646U true JPS61104646U (en) | 1986-07-03 |
Family
ID=30745686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984188213U Pending JPS61104646U (en) | 1984-12-12 | 1984-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61104646U (en) |
-
1984
- 1984-12-12 JP JP1984188213U patent/JPS61104646U/ja active Pending
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