JPS5710604B2 - - Google Patents
Info
- Publication number
- JPS5710604B2 JPS5710604B2 JP11230972A JP11230972A JPS5710604B2 JP S5710604 B2 JPS5710604 B2 JP S5710604B2 JP 11230972 A JP11230972 A JP 11230972A JP 11230972 A JP11230972 A JP 11230972A JP S5710604 B2 JPS5710604 B2 JP S5710604B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
- H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
- H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11230972A JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-11-09 | 1972-11-09 | |
| IT53539/73A IT996395B (it) | 1972-11-09 | 1973-11-07 | Circuito regolatore di guadagno |
| DE19732355714 DE2355714A1 (de) | 1972-11-09 | 1973-11-07 | Verstaerkungsregelkreis |
| CA185,382A CA993529A (en) | 1972-11-09 | 1973-11-08 | Gain control circuit |
| BR8769/73A BR7308769D0 (pt) | 1972-11-09 | 1973-11-08 | Um circuito de controle de ganho |
| AU62299/73A AU474297B2 (en) | 1972-11-09 | 1973-11-08 | Gain control circuit |
| US413897A US3873932A (en) | 1972-11-09 | 1973-11-08 | Gain control circuit having variable impedance to determine circuit gain and to control minimum gain |
| GB5192873A GB1446217A (en) | 1972-11-09 | 1973-11-08 | Gain control circuit |
| NLAANVRAGE7315408,A NL177543C (nl) | 1972-11-09 | 1973-11-09 | Schakeling met een variabele overdrachtsfactor. |
| SE7315250A SE396523B (sv) | 1972-11-09 | 1973-11-09 | Forsterkningsregleringskrets |
| FR7339986A FR2206627B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-11-09 | 1973-11-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11230972A JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-11-09 | 1972-11-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49132958A JPS49132958A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-12-20 |
| JPS5710604B2 true JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-02-27 |
Family
ID=14583434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11230972A Expired JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-11-09 | 1972-11-09 |
Country Status (11)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5285351U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-12-22 | 1977-06-25 | ||
| FR2685578A1 (fr) * | 1991-12-23 | 1993-06-25 | Philips Electronique Lab | Circuit integre comprenant un amplificateur a gain variable. |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1181279B (de) * | 1964-02-18 | 1964-11-12 | Telefunken Patent | Selbsttaetig geregelte Verstaerkerstufe mit Transistor |
| US3395357A (en) * | 1966-09-22 | 1968-07-30 | Bell Telephone Labor Inc | Automatic gain control system |
| US3538448A (en) * | 1968-01-17 | 1970-11-03 | Rca Corp | Gain controlled amplifier |
| US3516003A (en) * | 1968-07-30 | 1970-06-02 | Bailey Meter Co | High-gain single-stage a.c. cascode amplifier circuit |
| US3581222A (en) * | 1969-03-19 | 1971-05-25 | Wilton Co | Linear voltage controlled attenuator |
| CH504819A (de) * | 1970-07-10 | 1971-03-15 | Ibm | Abtasteinrichtung |
| US3706937A (en) * | 1970-12-03 | 1972-12-19 | Nat Semiconductor Corp | Gain controlled amplifier for integrated circuit applications |
| DE2060192C3 (de) * | 1970-12-08 | 1978-04-13 | Robert Bosch Gmbh, 7000 Stuttgart | Schaltungsanordnung zur verzögerungsfreien Verstärkungssteuerung |
| JPS5620724B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-07-27 | 1981-05-15 |
-
1972
- 1972-11-09 JP JP11230972A patent/JPS5710604B2/ja not_active Expired
-
1973
- 1973-11-07 DE DE19732355714 patent/DE2355714A1/de active Granted
- 1973-11-07 IT IT53539/73A patent/IT996395B/it active
- 1973-11-08 GB GB5192873A patent/GB1446217A/en not_active Expired
- 1973-11-08 BR BR8769/73A patent/BR7308769D0/pt unknown
- 1973-11-08 AU AU62299/73A patent/AU474297B2/en not_active Expired
- 1973-11-08 CA CA185,382A patent/CA993529A/en not_active Expired
- 1973-11-08 US US413897A patent/US3873932A/en not_active Expired - Lifetime
- 1973-11-09 FR FR7339986A patent/FR2206627B1/fr not_active Expired
- 1973-11-09 NL NLAANVRAGE7315408,A patent/NL177543C/xx not_active IP Right Cessation
- 1973-11-09 SE SE7315250A patent/SE396523B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1446217A (en) | 1976-08-18 |
| AU6229973A (en) | 1975-05-08 |
| IT996395B (it) | 1975-12-10 |
| DE2355714A1 (de) | 1974-05-16 |
| JPS49132958A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-12-20 |
| DE2355714C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-05-27 |
| BR7308769D0 (pt) | 1974-08-29 |
| NL177543B (nl) | 1985-05-01 |
| FR2206627A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-06-07 |
| NL7315408A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-05-13 |
| FR2206627B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-08-19 |
| SE396523B (sv) | 1977-09-19 |
| US3873932A (en) | 1975-03-25 |
| CA993529A (en) | 1976-07-20 |
| AU474297B2 (en) | 1976-07-15 |
| NL177543C (nl) | 1985-10-01 |