BE531940A - - Google Patents
Info
- Publication number
- BE531940A BE531940A BE531940DA BE531940A BE 531940 A BE531940 A BE 531940A BE 531940D A BE531940D A BE 531940DA BE 531940 A BE531940 A BE 531940A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
- H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
- H03B21/02—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies by plural beating, i.e. for frequency synthesis ; Beating in combination with multiplication or division of frequency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Superheterodyne Receivers (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Transmitters (AREA)
- Amplitude Modulation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US787805XA | 1953-09-28 | 1953-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE531940A true BE531940A (en:Method) |
Family
ID=22146175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE531940D BE531940A (en:Method) | 1953-09-28 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2735013A (en:Method) |
| BE (1) | BE531940A (en:Method) |
| DE (1) | DE964780C (en:Method) |
| FR (1) | FR1112186A (en:Method) |
| GB (1) | GB787805A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102707106B (zh) * | 2012-05-18 | 2014-08-20 | 宁波伟吉电力科技有限公司 | 电力次谐波数字信号源 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2159597A (en) * | 1937-07-31 | 1939-05-23 | Bell Telephone Labor Inc | Frequency conversion circuits |
| FR926571A (fr) * | 1946-02-15 | 1947-10-06 | Materiel Telephonique | Systèmes générateurs de fréquence |
| FR1009385A (fr) * | 1948-06-11 | 1952-05-28 | Cie Ind Des Telephones | Perfectionnements aux systèmes diviseurs et multiplicateurs de fréquence |
-
0
- US US2735013D patent/US2735013A/en not_active Expired - Lifetime
- BE BE531940D patent/BE531940A/xx unknown
-
1954
- 1954-09-13 GB GB26458/54A patent/GB787805A/en not_active Expired
- 1954-09-16 FR FR1112186D patent/FR1112186A/fr not_active Expired
- 1954-09-21 DE DEA21171A patent/DE964780C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE964780C (de) | 1957-05-29 |
| GB787805A (en) | 1957-12-18 |
| US2735013A (en) | 1956-02-14 |
| FR1112186A (fr) | 1956-03-09 |