BE446845A - - Google Patents
Info
- Publication number
- BE446845A BE446845A BE446845DA BE446845A BE 446845 A BE446845 A BE 446845A BE 446845D A BE446845D A BE 446845DA BE 446845 A BE446845 A BE 446845A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
- H03J7/042—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant with reactance tube
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
- H03J7/14—Controlling the magnetic state of inductor cores
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
- H04B1/302—Circuits for homodyne or synchrodyne receivers for single sideband receivers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Superheterodyne Receivers (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Amplifiers (AREA)
- Networks Using Active Elements (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL102584A NL65489C (US08197722-20120612-C00042.png) | 1941-08-16 | 1941-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE446845A true BE446845A (US08197722-20120612-C00042.png) |
Family
ID=40627386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE446845D BE446845A (US08197722-20120612-C00042.png) | 1941-08-16 |
Country Status (7)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2891158A (en) * | 1951-06-30 | 1959-06-16 | Cgs Lab Inc | Ferrite stabilizing system |
| US2857479A (en) * | 1953-03-20 | 1958-10-21 | Bell Telephone Labor Inc | Distortion reducing tuned amplifier |
| US2811639A (en) * | 1953-05-26 | 1957-10-29 | Cgs Lab Inc | Signal generating apparatus |
| US2882391A (en) * | 1954-09-07 | 1959-04-14 | Gen Motors Corp | Electric radio tuner |
| DE1158128B (de) * | 1959-04-27 | 1963-11-28 | Robertshaw Fulton Controls Co | Empfaenger fuer phasenmodulierte Hochfrequenzschwingungen |
| US3676582A (en) * | 1971-03-03 | 1972-07-11 | Gen Electric | Emphasized carrier circuit with integral afc operation |
| US5552036A (en) * | 1994-06-01 | 1996-09-03 | Foret; Todd L. | Process for reducing the level of sulfur in a refinery process stream and/or crude oil |
| EP2579426B1 (en) * | 2010-05-28 | 2019-03-27 | Murata Manufacturing Co., Ltd. | Power transmission system |
| TWI608694B (zh) * | 2015-05-13 | 2017-12-11 | Fu Tzu Hsu | Static magnetoresistive magnetic amplifying device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1642173A (en) * | 1921-03-16 | 1927-09-13 | Rca Corp | Radio signaling system |
| US1681532A (en) * | 1923-07-02 | 1928-08-21 | Western Electric Co | Transmission control |
| GB407057A (en) * | 1932-09-09 | 1934-03-09 | James Robinson | Improvements in or relating to selective receivers for wave signals |
| US2133849A (en) * | 1934-06-07 | 1938-10-18 | Gen Electric | Means for tuning receiving systems |
| NL79628B (US08197722-20120612-C00042.png) * | 1935-10-17 | |||
| GB469077A (en) * | 1936-01-10 | 1937-07-12 | James Robinson | Improvements in or relating to wireless and like receivers |
| US2200038A (en) * | 1938-03-19 | 1940-05-07 | Rca Corp | Automatic frequency control circuit |
| US2268672A (en) * | 1938-05-24 | 1942-01-06 | Radio Patents Corp | Selective amplifier |
| US2302893A (en) * | 1939-09-29 | 1942-11-24 | Rca Corp | Variable inductance arrangement |
| NL63645C (US08197722-20120612-C00042.png) * | 1940-02-29 |
-
0
- BE BE446845D patent/BE446845A/xx unknown
- DE DENDAT878971D patent/DE878971C/de not_active Expired
-
1941
- 1941-08-16 NL NL102584A patent/NL65489C/xx active
-
1942
- 1942-08-14 DE DEN2520D patent/DE869223C/de not_active Expired
- 1942-08-14 CH CH231618D patent/CH231618A/de unknown
- 1942-08-14 FR FR885191D patent/FR885191A/fr not_active Expired
-
1944
- 1944-04-07 DE DEN2242A patent/DE889313C/de not_active Expired
- 1944-04-11 FR FR53543D patent/FR53543E/fr not_active Expired
- 1944-04-14 CH CH256781D patent/CH256781A/de unknown
- 1944-04-14 FR FR53545D patent/FR53545E/fr not_active Expired
-
1946
- 1946-03-22 GB GB8921/46A patent/GB616358A/en not_active Expired
- 1946-04-12 US US661521A patent/US2483889A/en not_active Expired - Lifetime
- 1946-04-12 US US661522A patent/US2483314A/en not_active Expired - Lifetime
- 1946-04-18 US US662963A patent/US2595931A/en not_active Expired - Lifetime
- 1946-10-02 GB GB29422/46A patent/GB630692A/en not_active Expired
- 1946-10-02 GB GB29421/46A patent/GB632169A/en not_active Expired
-
1951
- 1951-08-15 NL NL110901A patent/NL70087C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| CH256781A (de) | 1948-08-31 |
| CH231618A (de) | 1944-03-31 |
| DE889313C (de) | 1953-09-10 |
| FR53545E (fr) | 1946-03-04 |
| FR53543E (fr) | 1946-03-04 |
| DE869223C (de) | 1953-03-02 |
| US2595931A (en) | 1952-05-06 |
| GB630692A (en) | 1949-10-19 |
| GB632169A (en) | 1949-11-17 |
| GB616358A (en) | 1949-01-20 |
| FR885191A (fr) | 1943-09-07 |
| DE878971C (de) | 1953-04-23 |
| US2483314A (en) | 1949-09-27 |
| US2483889A (en) | 1949-10-04 |
| NL70087C (US08197722-20120612-C00042.png) | 1951-08-15 |
| NL65489C (US08197722-20120612-C00042.png) | 1949-06-15 |
