NL7215805A - - Google Patents
Info
- Publication number
- NL7215805A NL7215805A NL7215805A NL7215805A NL7215805A NL 7215805 A NL7215805 A NL 7215805A NL 7215805 A NL7215805 A NL 7215805A NL 7215805 A NL7215805 A NL 7215805A NL 7215805 A NL7215805 A NL 7215805A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/005—Circuits for altering the indicating characteristic, e.g. making it non-linear
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0084—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring voltage only
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
-
- 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
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Nonlinear Science (AREA)
- Multimedia (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20145971A | 1971-11-23 | 1971-11-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7215805A true NL7215805A (it) | 1973-05-25 |
Family
ID=22745905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7215805A NL7215805A (it) | 1971-11-23 | 1972-11-22 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3736520A (it) |
| JP (1) | JPS5428700B2 (it) |
| AU (1) | AU448050B2 (it) |
| DE (1) | DE2257461A1 (it) |
| FR (1) | FR2163011A5 (it) |
| NL (1) | NL7215805A (it) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3961361A (en) * | 1975-05-23 | 1976-06-01 | Rca Corporation | Gain control arrangement useful in a television signal processing system |
| US4053846A (en) * | 1975-06-24 | 1977-10-11 | Honeywell Inc. | Amplifier apparatus |
| US4335361A (en) * | 1977-09-01 | 1982-06-15 | Honeywell Inc. | Variable gain amplifier |
| FR2408242A1 (fr) * | 1977-11-08 | 1979-06-01 | Televic | Dispositif electronique attenuateur a elements actifs dont l'affaiblissement est commande par une tension continue |
| DE2753843C3 (de) * | 1977-11-30 | 1981-09-24 | Auergesellschaft Gmbh, 1000 Berlin | Schaltungsanordnung zum Nachweis von Gasen |
| US4190891A (en) * | 1978-05-09 | 1980-02-26 | The Bendix Corporation | System having a fixed excitation and providing a variable ratio output |
| US4365209A (en) * | 1979-03-23 | 1982-12-21 | Ricoh Co., Ltd. | Impedance transducer |
| US4308466A (en) * | 1979-06-07 | 1981-12-29 | Northrop Corporation | Circuit to compensate for semiconductor switching speed variations |
| US5065351A (en) * | 1989-03-30 | 1991-11-12 | Eastman Kodak Company | Stabilization and calibration of precision electronic circuit component |
| JP3078858B2 (ja) * | 1991-03-07 | 2000-08-21 | パイオニア株式会社 | Ｖｃａ回路 |
| US5589791A (en) * | 1995-06-09 | 1996-12-31 | Analog Devices, Inc. | Variable gain mixer having improved linearity and lower switching noise |
| JP3541750B2 (ja) * | 1999-10-15 | 2004-07-14 | 松下電器産業株式会社 | 光受信前置増幅器 |
| FR2999831B1 (fr) * | 2012-12-18 | 2019-01-25 | Sagemcom Energy & Telecom Sas | Dispositif de demodulation |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3098199A (en) * | 1962-02-01 | 1963-07-16 | Texas Insturments Inc | Automatic gain control circuit |
| US3600589A (en) * | 1968-10-18 | 1971-08-17 | Ibm | Logarithmic sense amplifier having means for estalishing a predetermined output voltage level when the input signal is at a maximum |
| US3582807A (en) * | 1969-07-28 | 1971-06-01 | Tektronix Inc | Amplifier gain control circuit including diode bridge |
-
1971
- 1971-11-23 US US00201459A patent/US3736520A/en not_active Expired - Lifetime
-
1972
- 1972-11-13 AU AU48772/72A patent/AU448050B2/en not_active Expired
- 1972-11-22 FR FR7241524A patent/FR2163011A5/fr not_active Expired
- 1972-11-22 NL NL7215805A patent/NL7215805A/xx unknown
- 1972-11-23 DE DE2257461A patent/DE2257461A1/de active Pending
- 1972-11-24 JP JP11724672A patent/JPS5428700B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4864855A (it) | 1973-09-07 |
| AU448050B2 (en) | 1974-05-09 |
| AU4877272A (en) | 1974-05-09 |
| DE2257461A1 (de) | 1973-05-30 |
| JPS5428700B2 (it) | 1979-09-18 |
| US3736520A (en) | 1973-05-29 |
| FR2163011A5 (it) | 1973-07-20 |