DE2355423A1 - Anordnung zur automatischen verstaerkungsregelung - Google Patents
Anordnung zur automatischen verstaerkungsregelungInfo
- Publication number
- DE2355423A1 DE2355423A1 DE19732355423 DE2355423A DE2355423A1 DE 2355423 A1 DE2355423 A1 DE 2355423A1 DE 19732355423 DE19732355423 DE 19732355423 DE 2355423 A DE2355423 A DE 2355423A DE 2355423 A1 DE2355423 A1 DE 2355423A1
- Authority
- DE
- Germany
- Prior art keywords
- transistor
- current
- amplifier
- signal
- arrangement according
- 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
- 230000010354 integration Effects 0.000 claims description 28
- 239000003990 capacitor Substances 0.000 claims description 23
- 230000002457 bidirectional effect Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 11
- 230000002441 reversible effect Effects 0.000 claims description 11
- 230000003247 decreasing effect Effects 0.000 claims description 5
- 230000000295 complement effect Effects 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000013459 approach Methods 0.000 claims 1
- 239000004568 cement Substances 0.000 claims 1
- 230000006641 stabilisation Effects 0.000 claims 1
- 238000011105 stabilization Methods 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 description 11
- 230000007423 decrease Effects 0.000 description 9
- 238000002955 isolation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000036039 immunity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000024121 nodulation Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
- H03D1/229—Homodyne or synchrodyne circuits using at least a two emittor-coupled differential pair of transistors
-
- 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
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/52—Automatic gain control
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Control Of Amplification And Gain Control (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US30456472A | 1972-11-07 | 1972-11-07 | |
| US37091673A | 1973-06-18 | 1973-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2355423A1 true DE2355423A1 (de) | 1974-05-30 |
Family
ID=26974101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732355423 Pending DE2355423A1 (de) | 1972-11-07 | 1973-11-06 | Anordnung zur automatischen verstaerkungsregelung |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2355423A1 (US20100223739A1-20100909-C00005.png) |
| NL (1) | NL7315280A (US20100223739A1-20100909-C00005.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0152985A1 (en) * | 1984-02-16 | 1985-08-28 | Koninklijke Philips Electronics N.V. | Gain-controlled amplifier arrangement |
-
1973
- 1973-11-06 DE DE19732355423 patent/DE2355423A1/de active Pending
- 1973-11-07 NL NL7315280A patent/NL7315280A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0152985A1 (en) * | 1984-02-16 | 1985-08-28 | Koninklijke Philips Electronics N.V. | Gain-controlled amplifier arrangement |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7315280A (US20100223739A1-20100909-C00005.png) | 1974-05-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |