FR1161240A - Dispositif automatique de réglage de l'amplification des récepteurs radio - Google Patents
Dispositif automatique de réglage de l'amplification des récepteurs radioInfo
- Publication number
- FR1161240A FR1161240A FR1161240DA FR1161240A FR 1161240 A FR1161240 A FR 1161240A FR 1161240D A FR1161240D A FR 1161240DA FR 1161240 A FR1161240 A FR 1161240A
- Authority
- FR
- France
- Prior art keywords
- amplification
- adjusting
- automatic device
- radio receivers
- receivers
- 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.)
- Expired
Links
- 230000003321 amplification Effects 0.000 title 1
- 238000003199 nucleic acid amplification method Methods 0.000 title 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
- H03G3/3057—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 using at least one diode as controlling device
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/12—Transversal flux machines
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US541953A US2981835A (en) | 1955-10-21 | 1955-10-21 | Automatic gain control system |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1161240A true FR1161240A (fr) | 1958-08-25 |
Family
ID=24161755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1161240D Expired FR1161240A (fr) | 1955-10-21 | 1956-10-19 | Dispositif automatique de réglage de l'amplification des récepteurs radio |
Country Status (4)
Country | Link |
---|---|
US (1) | US2981835A (fr) |
BE (1) | BE551962A (fr) |
CH (1) | CH341869A (fr) |
FR (1) | FR1161240A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1145236B (de) * | 1958-12-15 | 1963-03-14 | Telefunken Patent | Schaltungsanordnung zur selbsttaetigen Verstaerkungsregelung von Hoch- oder Zwischenfrequenzverstaerkern mit Transistoren oberhalb eines Schwellenwertes |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3234480A (en) * | 1960-11-10 | 1966-02-08 | Maeda Hisao | Shielded superwide-band high-frequency transistor amplifier |
US3199029A (en) * | 1961-05-03 | 1965-08-03 | Bendix Corp | Automatic gain control system |
US3277388A (en) * | 1964-03-27 | 1966-10-04 | Joseph J Boyajian | Signal attenuation network |
US4313218A (en) * | 1980-08-08 | 1982-01-26 | Motorola, Inc. | Extended AGC for a radio receiver |
AT375505B (de) * | 1982-07-08 | 1984-08-10 | Philips Nv | Tuner |
US7332964B2 (en) * | 2006-06-20 | 2008-02-19 | Intel Corporation | Gain-step transconductor |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2012433A (en) * | 1929-08-07 | 1935-08-27 | Rca Corp | Apparatus for controlling the intensity of electrical oscillations |
GB413383A (en) * | 1933-01-25 | 1934-07-19 | Leonard Ernest Ryall | Variable attenuation networks capable of providing automatic volume control of alternating signal currents |
GB414187A (en) * | 1933-04-10 | 1934-08-02 | Emi Ltd | Improvements in and relating to wireless and like receivers |
US2159803A (en) * | 1936-03-12 | 1939-05-23 | Telefunken Gmbh | Automatic volume control receiver |
US2395770A (en) * | 1944-07-19 | 1946-02-26 | Rca Corp | Automatic gain control circuit |
US2605399A (en) * | 1945-09-27 | 1952-07-29 | Robert V Pound | Ultrahigh frequency mixer |
US2570893A (en) * | 1947-12-18 | 1951-10-09 | Wilkes Gilbert | Electronic attenuator for radar |
US2581202A (en) * | 1949-11-25 | 1952-01-01 | Rca Corp | Multistage variable-saturation tuning system and apparatus |
BE504945A (fr) * | 1950-08-03 | |||
US2858423A (en) * | 1953-12-29 | 1958-10-28 | Gen Electric | Feedback circuit for semiconductor amplifiers |
US2789164A (en) * | 1954-03-01 | 1957-04-16 | Rca Corp | Semi-conductor signal amplifier circuit |
US2774866A (en) * | 1956-01-30 | 1956-12-18 | Emerson Radio & Phonograph Cor | Automatic gain and band width control for transistor circuits |
-
0
- BE BE551962D patent/BE551962A/xx unknown
-
1955
- 1955-10-21 US US541953A patent/US2981835A/en not_active Expired - Lifetime
-
1956
- 1956-10-05 CH CH341869D patent/CH341869A/fr unknown
- 1956-10-19 FR FR1161240D patent/FR1161240A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1145236B (de) * | 1958-12-15 | 1963-03-14 | Telefunken Patent | Schaltungsanordnung zur selbsttaetigen Verstaerkungsregelung von Hoch- oder Zwischenfrequenzverstaerkern mit Transistoren oberhalb eines Schwellenwertes |
Also Published As
Publication number | Publication date |
---|---|
BE551962A (fr) | |
CH341869A (fr) | 1959-10-31 |
US2981835A (en) | 1961-04-25 |
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