JPH01142242U - - Google Patents
Info
- Publication number
- JPH01142242U JPH01142242U JP3757888U JP3757888U JPH01142242U JP H01142242 U JPH01142242 U JP H01142242U JP 3757888 U JP3757888 U JP 3757888U JP 3757888 U JP3757888 U JP 3757888U JP H01142242 U JPH01142242 U JP H01142242U
- Authority
- JP
- Japan
- Prior art keywords
- differential amplifier
- component
- opposite phases
- signals
- output signal
- 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
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Synchronisation In Digital Transmission Systems (AREA)
Description
第１図は本考案の一実施例のブロツク図である
。
１……入力端子、２……自乗回路、４Ａ，４Ｂ
……差動増幅器を構成するトランジスタ、５Ａ，
５Ｂ……負荷抵抗、７Ａ，７Ｂ……ピーク検出回
路、８Ａ，８Ｂ……直流電流制御用のトランジス
タ、９，１０……定電流源、１１Ａ，１１Ｂ……
出力端子。
FIG. 1 is a block diagram of one embodiment of the present invention. 1...Input terminal, 2...Square circuit, 4A, 4B
...transistor constituting a differential amplifier, 5A,
5B... Load resistance, 7A, 7B... Peak detection circuit, 8A, 8B... Transistor for direct current control, 9, 10... Constant current source, 11A, 11B...
Output terminal.
Claims (1)
出力信号を作成する自乗回路と、前記逆相の２出
力信号を取込み増幅を行う差動増幅器と、この差
動増幅器の出力信号から直流成分を検出しこの直
流成分による帰還を前記差動増幅器へかける直流
帰還部とを具備した同期信号再生装置。 Two signals with opposite phases that double the frequency of the input signal
A square circuit that creates an output signal, a differential amplifier that takes in and amplifies the two output signals of opposite phases, and detects a DC component from the output signal of the differential amplifier and feeds back the DC component to the differential amplifier. A synchronous signal reproducing device equipped with a direct current feedback section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3757888U JPH01142242U (en) | 1988-03-24 | 1988-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3757888U JPH01142242U (en) | 1988-03-24 | 1988-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01142242U true JPH01142242U (en) | 1989-09-29 |
Family
ID=31264157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3757888U Pending JPH01142242U (en) | 1988-03-24 | 1988-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01142242U (en) |
-
1988
- 1988-03-24 JP JP3757888U patent/JPH01142242U/ja active Pending