SE397454B - Automatiskt foerstaerkningsreglersystem - Google Patents
Automatiskt foerstaerkningsreglersystemInfo
- Publication number
- SE397454B SE397454B SE7410933-1A SE7410933A SE397454B SE 397454 B SE397454 B SE 397454B SE 7410933 A SE7410933 A SE 7410933A SE 397454 B SE397454 B SE 397454B
- Authority
- SE
- Sweden
- Prior art keywords
- reinforcement system
- automatic reinforcement
- automatic
- reinforcement
- Prior art date
Links
- 230000002787 reinforcement Effects 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
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
-
- 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
- H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
- H03G3/341—Muting when no signals or only weak signals are present
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP48100259A JPS5051646A (ru) | 1973-09-07 | 1973-09-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7410933L SE7410933L (ru) | 1975-03-10 |
SE397454B true SE397454B (sv) | 1977-10-31 |
Family
ID=14269206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7410933-1A SE397454B (sv) | 1973-09-07 | 1974-08-29 | Automatiskt foerstaerkningsreglersystem |
Country Status (7)
Country | Link |
---|---|
US (1) | US3927381A (ru) |
JP (1) | JPS5051646A (ru) |
DE (1) | DE2441355C3 (ru) |
FR (1) | FR2243553B1 (ru) |
GB (1) | GB1476166A (ru) |
IT (1) | IT1020266B (ru) |
SE (1) | SE397454B (ru) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5422512U (ru) * | 1977-07-15 | 1979-02-14 | ||
JPS6114209Y2 (ru) * | 1978-11-16 | 1986-05-02 | ||
JPS55157155U (ru) * | 1979-04-27 | 1980-11-12 | ||
JPS5671611U (ru) * | 1979-11-06 | 1981-06-12 | ||
US4464635A (en) * | 1982-11-18 | 1984-08-07 | Zenith Electronics Corporation | Non-reactive limiter |
JPS6080309A (ja) * | 1983-10-09 | 1985-05-08 | Rohm Co Ltd | 増幅回路 |
US5045809A (en) * | 1989-08-31 | 1991-09-03 | Samsung Electronics Co., Ltd. | Automatic gain control (AGC) circuit for a trunk interface in a private branch exchange (PBX) |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2767310A (en) * | 1954-06-28 | 1956-10-16 | Air Associates Inc | Carrier operated squelch circuit |
US3050642A (en) * | 1959-08-03 | 1962-08-21 | Collins Radio Co | Combined squelch circuit and amplifier |
US3079558A (en) * | 1960-12-05 | 1963-02-26 | Collins Radio Co | Squelch circuit |
US3374437A (en) * | 1964-08-26 | 1968-03-19 | Heath Co | Squelch system for radio receivers |
JPS4026981Y1 (ru) * | 1965-04-02 | 1965-09-20 | ||
US3688197A (en) * | 1965-10-21 | 1972-08-29 | Kahn Res Lab | Communication system with selection means for determining the modulation mode of a received signal |
US3478271A (en) * | 1967-01-19 | 1969-11-11 | Vm Corp | Noise control circuit |
DE1537664B2 (de) * | 1967-07-18 | 1971-01-14 | Siemens AG, 1000 Berlin u 8000 München | Regelbarer Differenzverstärker |
US3719892A (en) * | 1970-08-04 | 1973-03-06 | Hitachi Ltd | Transistor radio receiver employing an improved squelch circuit |
US3798559A (en) * | 1971-04-20 | 1974-03-19 | Matsushita Electric Ind Co Ltd | Noise reduction system |
-
1973
- 1973-09-07 JP JP48100259A patent/JPS5051646A/ja active Pending
-
1974
- 1974-08-15 US US497623A patent/US3927381A/en not_active Expired - Lifetime
- 1974-08-19 GB GB3636974A patent/GB1476166A/en not_active Expired
- 1974-08-29 DE DE2441355A patent/DE2441355C3/de not_active Expired
- 1974-08-29 SE SE7410933-1A patent/SE397454B/xx not_active IP Right Cessation
- 1974-08-29 IT IT26702/74A patent/IT1020266B/it active
- 1974-09-06 FR FR7430282A patent/FR2243553B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2441355A1 (de) | 1975-04-10 |
US3927381A (en) | 1975-12-16 |
DE2441355C3 (de) | 1982-01-07 |
SE7410933L (ru) | 1975-03-10 |
FR2243553B1 (ru) | 1977-03-25 |
IT1020266B (it) | 1977-12-20 |
FR2243553A1 (ru) | 1975-04-04 |
DE2441355B2 (de) | 1981-05-07 |
JPS5051646A (ru) | 1975-05-08 |
GB1476166A (en) | 1977-06-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7410933-1 Effective date: 19930307 Format of ref document f/p: F |