NL72031C - - Google Patents
Info
- Publication number
- NL72031C NL72031C NL72031DA NL72031C NL 72031 C NL72031 C NL 72031C NL 72031D A NL72031D A NL 72031DA NL 72031 C NL72031 C NL 72031C
- Authority
- NL
- Netherlands
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)
- Transmitters (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL265353X | 1947-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL72031C true NL72031C (xx) |
Family
ID=19781694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL72031D NL72031C (xx) | 1947-05-19 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2617036A (xx) |
| BE (1) | BE482557A (xx) |
| CH (1) | CH265353A (xx) |
| DE (1) | DE812561C (xx) |
| FR (1) | FR966243A (xx) |
| GB (1) | GB658518A (xx) |
| NL (1) | NL72031C (xx) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2735012A (en) * | 1956-02-14 | Disabling circuit | ||
| NL80271C (xx) * | 1951-01-22 | |||
| US2740890A (en) * | 1951-10-25 | 1956-04-03 | Westinghouse Air Brake Co | Switching and control means for carrier current transmitters |
| US2758206A (en) * | 1955-08-03 | 1956-08-07 | Hughes Aircraft Co | Transistor pulse generator |
| DE1087642B (de) * | 1958-06-28 | 1960-08-25 | Standard Elektrik Lorenz Ag | Rueckmischteiler |
| US3119078A (en) * | 1958-12-31 | 1964-01-21 | Jr Robert R Stone | Coordinate system frequency synthesizer |
| DE1271210B (de) * | 1964-09-24 | 1968-06-27 | Telefunken Patent | Rueckmischteiler zur Erzeugung von Frequenzen, die in einem ganzzahligen Teilerverhaeltnis zu einer Grundfrequenz stehen |
| US3517131A (en) * | 1967-04-10 | 1970-06-23 | Bell Telephone Labor Inc | System for superimposing individual channel spectra in a noninterfering manner |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2039657A (en) * | 1933-02-13 | 1936-05-05 | Emi Ltd | Supersonic heterodyne receiver |
| US2039923A (en) * | 1934-12-04 | 1936-05-05 | Rca Corp | Superheterodyne receiver |
| US2124191A (en) * | 1935-10-23 | 1938-07-19 | Telefunken Gmbh | Demodulation system in superheterodyne receiver |
| US2344678A (en) * | 1941-03-29 | 1944-03-21 | Rca Corp | Frequency divider network |
| US2460800A (en) * | 1945-12-27 | 1949-02-08 | Submarine Signal Co | Fractional frequency generator |
| FR926571A (fr) * | 1946-02-15 | 1947-10-06 | Materiel Telephonique | Systèmes générateurs de fréquence |
-
0
- NL NL72031D patent/NL72031C/xx active
- BE BE482557D patent/BE482557A/xx unknown
-
1948
- 1948-04-30 US US24224A patent/US2617036A/en not_active Expired - Lifetime
- 1948-05-14 GB GB13234/48A patent/GB658518A/en not_active Expired
- 1948-05-18 FR FR966243D patent/FR966243A/fr not_active Expired
- 1948-05-19 CH CH265353D patent/CH265353A/de unknown
- 1948-12-23 DE DEP26157D patent/DE812561C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR966243A (fr) | 1950-10-04 |
| GB658518A (en) | 1951-10-10 |
| BE482557A (xx) | |
| US2617036A (en) | 1952-11-04 |
| DE812561C (de) | 1951-09-03 |
| CH265353A (de) | 1949-11-30 |