JPS4933543A - - Google Patents
Info
- Publication number
- JPS4933543A JPS4933543A JP47074181A JP7418172A JPS4933543A JP S4933543 A JPS4933543 A JP S4933543A JP 47074181 A JP47074181 A JP 47074181A JP 7418172 A JP7418172 A JP 7418172A JP S4933543 A JPS4933543 A JP S4933543A
- 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.)
- Granted
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
- H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
- H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7418172A JPS53903B2 (US06174465-20010116-C00003.png) | 1972-07-26 | 1972-07-26 | |
| US382694A US3909738A (en) | 1972-07-26 | 1973-07-26 | Amplifier device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7418172A JPS53903B2 (US06174465-20010116-C00003.png) | 1972-07-26 | 1972-07-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4933543A true JPS4933543A (US06174465-20010116-C00003.png) | 1974-03-28 |
| JPS53903B2 JPS53903B2 (US06174465-20010116-C00003.png) | 1978-01-12 |
Family
ID=13539729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7418172A Expired JPS53903B2 (US06174465-20010116-C00003.png) | 1972-07-26 | 1972-07-26 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3909738A (US06174465-20010116-C00003.png) |
| JP (1) | JPS53903B2 (US06174465-20010116-C00003.png) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51138038U (US06174465-20010116-C00003.png) * | 1975-04-30 | 1976-11-08 | ||
| JPS5475639U (US06174465-20010116-C00003.png) * | 1977-11-09 | 1979-05-29 |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51104556A (US06174465-20010116-C00003.png) * | 1975-03-12 | 1976-09-16 | Hitachi Ltd | |
| US4198652A (en) * | 1978-05-11 | 1980-04-15 | Rca Corporation | D.C. Gain controlled amplifier |
| US4286226A (en) * | 1979-08-14 | 1981-08-25 | Rca Corporation | Amplifier with electrically controlled gain, with output suitable for direct coupling |
| JPS58189620U (ja) * | 1982-06-09 | 1983-12-16 | パイオニア株式会社 | 無歪逆相電流源 |
| FR2538660B1 (fr) * | 1982-12-28 | 1986-08-22 | Thomson Csf | Circuit a gain selectionnable et multiplexeur analogique utilisant ce circuit |
| DE3642620A1 (de) * | 1986-12-13 | 1988-06-23 | Philips Patentverwaltung | Schaltungsanordnung mit steuerbarer verstaerkung |
| US6078219A (en) * | 1998-10-28 | 2000-06-20 | Ericsson Inc. | Wide range single stage variable gain amplifier |
| JP2002111412A (ja) * | 2000-09-29 | 2002-04-12 | Toshiba Corp | 増幅回路 |
| US6963696B1 (en) | 2001-04-30 | 2005-11-08 | Quantum Bridge Communications, Inc. | AC-coupled burst mode receiver with wide dynamic range |
| DE102004007635B4 (de) * | 2004-02-17 | 2008-01-31 | Infineon Technologies Ag | Verstärker mit schaltbarer Gegenkopplung |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3452289A (en) * | 1967-02-16 | 1969-06-24 | Motorola Inc | Differential amplifier circuits |
| JPS523528B1 (US06174465-20010116-C00003.png) * | 1971-03-05 | 1977-01-28 | ||
| US3750042A (en) * | 1972-08-21 | 1973-07-31 | Gen Electric | Amplifier of controllable gain |
-
1972
- 1972-07-26 JP JP7418172A patent/JPS53903B2/ja not_active Expired
-
1973
- 1973-07-26 US US382694A patent/US3909738A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51138038U (US06174465-20010116-C00003.png) * | 1975-04-30 | 1976-11-08 | ||
| JPS5475639U (US06174465-20010116-C00003.png) * | 1977-11-09 | 1979-05-29 |
Also Published As
| Publication number | Publication date |
|---|---|
| US3909738A (en) | 1975-09-30 |
| JPS53903B2 (US06174465-20010116-C00003.png) | 1978-01-12 |
