FR2220111B3 - - Google Patents
Info
- Publication number
- FR2220111B3 FR2220111B3 FR7407109A FR7407109A FR2220111B3 FR 2220111 B3 FR2220111 B3 FR 2220111B3 FR 7407109 A FR7407109 A FR 7407109A FR 7407109 A FR7407109 A FR 7407109A FR 2220111 B3 FR2220111 B3 FR 2220111B3
- Authority
- FR
- France
- 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
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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/023—Monitoring or calibrating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732310242 DE2310242C2 (de) | 1973-03-01 | 1973-03-01 | Anordnung zur gleichen Verstärkung von wenigstens zwei Hochfrequenzspannungen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2220111A1 FR2220111A1 (it) | 1974-09-27 |
| FR2220111B3 true FR2220111B3 (it) | 1976-12-10 |
Family
ID=5873528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7407109A Expired FR2220111B3 (it) | 1973-03-01 | 1974-03-01 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2310242C2 (it) |
| FR (1) | FR2220111B3 (it) |
| GB (1) | GB1421306A (it) |
| IT (1) | IT1003655B (it) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2445935C2 (de) * | 1974-09-26 | 1982-11-04 | C. Plath Gmbh Nautisch-Elektronische Technik, 2000 Hamburg | Anordnung zum Einstellen einer nach Betrag und Phase gleichen Verstärkung von mindestens zwei Hochfrequenzverstärkern |
| US3959770A (en) * | 1974-10-21 | 1976-05-25 | Stanford Research Institute | Method and apparatus for error compensation in multichannel systems |
| US4203114A (en) * | 1978-11-13 | 1980-05-13 | Anaren Microwave, Inc. | Digital bearing indicator |
| USRE31772E (en) * | 1978-11-13 | 1984-12-18 | Anaren Microwave, Incorporated | Digital bearing indicator |
| US4494118A (en) * | 1983-08-18 | 1985-01-15 | Hughes Aircraft Company | Direction finding interferometer internal calibration system |
| DE3432145A1 (de) * | 1984-08-31 | 1986-03-13 | C. Plath Gmbh Nautisch-Elektronische Technik, 2000 Hamburg | Verfahren zur korrektur von gleichlauffehlern von mindestens zwei empfangskanaelen mit digitalfiltern, insbesondere bei mehrkanal-peilempfaengern |
| CA1266707A (en) * | 1985-12-16 | 1990-03-13 | Steve S. Yang | Method of calibrating and equalizing a multi-channel automatic gain control amplifier |
| DE4231925C1 (de) * | 1992-09-24 | 1994-01-27 | Rohde & Schwarz | Hochfrequenz-Leistungsverstärker-Anordnung |
| GB2537361B (en) * | 2015-04-10 | 2017-05-03 | Ion Science Ltd | A Water Immersible Detector |
-
1973
- 1973-03-01 DE DE19732310242 patent/DE2310242C2/de not_active Expired
-
1974
- 1974-03-01 FR FR7407109A patent/FR2220111B3/fr not_active Expired
- 1974-03-01 IT IT4892174A patent/IT1003655B/it active
- 1974-03-01 GB GB939774A patent/GB1421306A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1421306A (en) | 1976-01-14 |
| DE2310242C2 (de) | 1981-09-24 |
| DE2310242A1 (de) | 1974-09-05 |
| IT1003655B (it) | 1976-06-10 |
| FR2220111A1 (it) | 1974-09-27 |