JPS63276309A - 利得制御回路 - Google Patents
利得制御回路Info
- Publication number
- JPS63276309A JPS63276309A JP11155887A JP11155887A JPS63276309A JP S63276309 A JPS63276309 A JP S63276309A JP 11155887 A JP11155887 A JP 11155887A JP 11155887 A JP11155887 A JP 11155887A JP S63276309 A JPS63276309 A JP S63276309A
- Authority
- JP
- Japan
- Prior art keywords
- control
- control voltage
- transistor
- voltage
- gain
- 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
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 230000003321 amplification Effects 0.000 claims description 12
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 11
- 239000003990 capacitor Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Landscapes
- Control Of Amplification And Gain Control (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11155887A JPS63276309A (ja) | 1987-05-07 | 1987-05-07 | 利得制御回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11155887A JPS63276309A (ja) | 1987-05-07 | 1987-05-07 | 利得制御回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63276309A true JPS63276309A (ja) | 1988-11-14 |
| JPH0552088B2 JPH0552088B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-08-04 |
Family
ID=14564432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11155887A Granted JPS63276309A (ja) | 1987-05-07 | 1987-05-07 | 利得制御回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63276309A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5914637A (en) * | 1996-06-07 | 1999-06-22 | Nec Corporation | Gain-variable amplifier with wide control range |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5348440A (en) * | 1976-10-15 | 1978-05-01 | Hitachi Ltd | Multiplier circuit |
-
1987
- 1987-05-07 JP JP11155887A patent/JPS63276309A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5348440A (en) * | 1976-10-15 | 1978-05-01 | Hitachi Ltd | Multiplier circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5914637A (en) * | 1996-06-07 | 1999-06-22 | Nec Corporation | Gain-variable amplifier with wide control range |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0552088B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-08-04 |