BE440713A - - Google Patents
Info
- Publication number
- BE440713A BE440713A BE440713DA BE440713A BE 440713 A BE440713 A BE 440713A BE 440713D A BE440713D A BE 440713DA BE 440713 A BE440713 A BE 440713A
- 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
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- 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)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL2302123X | 1939-09-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE440713A true BE440713A (en) |
Family
ID=19874049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE440713D BE440713A (en) | 1939-09-04 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2302123A (en) |
BE (1) | BE440713A (en) |
DE (1) | DE1084304B (en) |
FR (1) | FR875393A (en) |
NL (1) | NL59331C (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2490039A (en) * | 1943-11-26 | 1949-12-06 | Int Standard Electric Corp | Arrangement for selection and demodulation of electrical pulses |
NL73970C (en) * | 1943-12-03 | |||
US2536346A (en) * | 1946-03-01 | 1951-01-02 | Philco Corp | Pulse type radio range tracking and indicating system |
US2624005A (en) * | 1947-03-04 | 1952-12-30 | Hartford Nat Bank & Trust Co | Stabilized crystal oscillator circuits |
DE1147991B (en) * | 1955-05-04 | 1963-05-02 | Felten & Guilleaume Gmbh | Circuit arrangement for the automatic, in-phase connection of a synchronizing AC voltage to one or more vibration generators of the same nominal frequency |
-
0
- NL NL59331D patent/NL59331C/xx active
- BE BE440713D patent/BE440713A/xx unknown
-
1940
- 1940-11-01 DE DEP2175D patent/DE1084304B/en active Pending
-
1941
- 1941-01-15 US US374566A patent/US2302123A/en not_active Expired - Lifetime
- 1941-07-16 FR FR875393D patent/FR875393A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1084304B (en) | 1960-06-30 |
NL59331C (en) | |
FR875393A (en) | 1942-09-18 |
US2302123A (en) | 1942-11-17 |