NL6902038A - - Google Patents
Info
- Publication number
- NL6902038A NL6902038A NL6902038A NL6902038A NL6902038A NL 6902038 A NL6902038 A NL 6902038A NL 6902038 A NL6902038 A NL 6902038A NL 6902038 A NL6902038 A NL 6902038A NL 6902038 A NL6902038 A NL 6902038A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K1/00—Secret communication
- H04K1/003—Secret communication by varying carrier frequency at or within predetermined or random intervals
-
- 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
- H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
- H03B2200/006—Functional aspects of oscillators
- H03B2200/0092—Measures to linearise or reduce distortion of oscillator characteristics
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH198268A CH499931A (de) | 1968-02-12 | 1968-02-12 | Synchronisierverfahren für programmgesteuerte Trägerumtastung |
| CH198168A CH488348A (de) | 1968-02-12 | 1968-02-12 | Synchronisier-Verfahren für programmgesteuerte Trägerumtastung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6902038A true NL6902038A (no) | 1969-08-14 |
Family
ID=25689167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6902038A NL6902038A (no) | 1968-02-12 | 1969-02-10 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3584303A (no) |
| AT (1) | AT308837B (no) |
| CH (1) | CH499931A (no) |
| DE (1) | DE1817118C3 (no) |
| GB (1) | GB1262156A (no) |
| NL (1) | NL6902038A (no) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3909722A (en) * | 1973-06-22 | 1975-09-30 | Jbh Electronic Systems Inc | Variable frequency communication system |
| DE2550592C1 (de) * | 1975-11-11 | 1990-12-06 | Siemens Ag | Funksystem |
| DE2726865A1 (de) * | 1977-06-15 | 1979-01-18 | Blaupunkt Werke Gmbh | Verfahren und schaltung zum uebermitteln von notrufsignalen und -informationen |
| US4276652A (en) * | 1978-10-02 | 1981-06-30 | Technical Communications Corp. | Secure communication system with improved frequency-hopping arrangement |
| FR2518338A1 (fr) * | 1981-12-15 | 1983-06-17 | Thomson Csf | Procede de synchronisation des postes emetteurs-recepteurs d'un reseau a sauts de frequence et poste destine a la mise en oeuvre de ce procede |
| IN159180B (no) * | 1982-01-27 | 1987-04-04 | Marconi Co Ltd | |
| US4654859A (en) * | 1986-04-09 | 1987-03-31 | Racal Data Communications Inc. | Frequency synthesizer for frequency hopping communication system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2448055A (en) * | 1944-02-21 | 1948-08-31 | Standard Telephones Cables Ltd | Wobbled frequency carrier wave communication system |
| CH365640A (de) * | 1958-08-20 | 1962-11-15 | Nl Ind Radio Artikelen Nira Nv | Personenrufanlage |
| FR1462279A (fr) * | 1965-09-21 | 1966-04-15 | Cit Alcatel | Liaisons radio à fréquences porteuses aléatoires |
| US3310802A (en) * | 1965-12-01 | 1967-03-21 | North American Aviation Inc | Data link system |
| US3484693A (en) * | 1966-01-03 | 1969-12-16 | Gen Electric | Frequency shifted sliding tone sampled data communication system |
| DE1591054B2 (de) * | 1966-08-05 | 1976-12-16 | Communications Satellite Corp., Washington, D.C | Nachrichtenempfaenger fuer frequenzmodulierte signale |
-
1968
- 1968-02-12 CH CH198268A patent/CH499931A/de not_active IP Right Cessation
- 1968-12-27 DE DE1817118A patent/DE1817118C3/de not_active Expired
- 1968-12-30 AT AT1267668A patent/AT308837B/de not_active IP Right Cessation
-
1969
- 1969-02-10 GB GB7054/69A patent/GB1262156A/en not_active Expired
- 1969-02-10 NL NL6902038A patent/NL6902038A/xx unknown
- 1969-02-11 US US798336A patent/US3584303A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| AT308837B (de) | 1973-07-25 |
| GB1262156A (en) | 1972-02-02 |
| DE1817118C3 (de) | 1980-10-30 |
| DE1817118B2 (de) | 1980-03-13 |
| DE1817118A1 (de) | 1969-08-14 |
| US3584303A (en) | 1971-06-08 |
| CH499931A (de) | 1970-11-30 |