DK142339C - - Google Patents
Info
- Publication number
- DK142339C DK142339C DK100571A DK100571A DK142339C DK 142339 C DK142339 C DK 142339C DK 100571 A DK100571 A DK 100571A DK 100571 A DK100571 A DK 100571A DK 142339 C DK142339 C DK 142339C
- Authority
- DK
- Denmark
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
- H03D3/16—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of electromechanical resonators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Measurement Of Current Or Voltage (AREA)
- Radar Systems Or Details Thereof (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1724970A | 1970-03-06 | 1970-03-06 | |
| US1724970 | 1970-03-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK142339B DK142339B (da) | 1980-10-13 |
| DK142339C true DK142339C (cg-RX-API-DMAC10.html) | 1981-03-09 |
Family
ID=21781565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK100571AA DK142339B (da) | 1970-03-06 | 1971-03-04 | Frekvensdetektor. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3626310A (cg-RX-API-DMAC10.html) |
| DE (1) | DE2108572A1 (cg-RX-API-DMAC10.html) |
| DK (1) | DK142339B (cg-RX-API-DMAC10.html) |
| FR (1) | FR2081739B1 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1339460A (cg-RX-API-DMAC10.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003502000A (ja) * | 1999-06-01 | 2003-01-14 | コンティニューム コントロール コーポレイション | 機械的変動から電力を取出す方法及びシステム |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3074021A (en) * | 1958-04-03 | 1963-01-15 | Gen Electronic Lab Inc | Crystal discriminator |
| US3202921A (en) * | 1962-02-20 | 1965-08-24 | Avco Corp | Frequency sensitive demodulator |
| US3199040A (en) * | 1962-09-06 | 1965-08-03 | James E Coogan | Crystal frequency discriminator |
| SE333170B (sv) * | 1967-08-04 | 1971-03-08 | Western Electric Co | Frekvensdiskriminator |
| US3487318A (en) * | 1967-11-08 | 1969-12-30 | Motorola Inc | Mode coupled discriminator |
| US3512095A (en) * | 1967-11-08 | 1970-05-12 | Motorola Inc | Crystal discriminator with unsymmetrical drive |
-
1970
- 1970-03-06 US US17249A patent/US3626310A/en not_active Expired - Lifetime
-
1971
- 1971-02-23 DE DE19712108572 patent/DE2108572A1/de not_active Withdrawn
- 1971-03-01 FR FR7106887A patent/FR2081739B1/fr not_active Expired
- 1971-03-04 DK DK100571AA patent/DK142339B/da not_active IP Right Cessation
- 1971-04-19 GB GB2293171A patent/GB1339460A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3626310A (en) | 1971-12-07 |
| DK142339B (da) | 1980-10-13 |
| FR2081739A1 (cg-RX-API-DMAC10.html) | 1971-12-10 |
| DE2108572A1 (de) | 1971-09-16 |
| GB1339460A (en) | 1973-12-05 |
| FR2081739B1 (cg-RX-API-DMAC10.html) | 1976-02-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed |