FI45806B - - Google Patents
Info
- Publication number
- FI45806B FI45806B FI1332/66A FI133266A FI45806B FI 45806 B FI45806 B FI 45806B FI 1332/66 A FI1332/66 A FI 1332/66A FI 133266 A FI133266 A FI 133266A FI 45806 B FI45806 B FI 45806B
- Authority
- FI
- Finland
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/04—Frequency-transposition arrangements
-
- 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)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Transmitters (AREA)
- Radio Relay Systems (AREA)
- Amplitude Modulation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0097264 | 1965-05-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI45806B true FI45806B (US07534539-20090519-C00280.png) | 1972-05-31 |
| FI45806C FI45806C (fi) | 1972-09-11 |
Family
ID=7520619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI661332A FI45806C (fi) | 1965-05-24 | 1966-05-20 | Yksikaista-kantoaaltojärjestelmän perusensiöryhmän muodostaminen esimo dulaatioasteen kautta. |
Country Status (10)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7012827A (US07534539-20090519-C00280.png) * | 1970-08-29 | 1972-03-02 | ||
| DE2214583C3 (de) * | 1972-03-24 | 1982-03-25 | Siemens AG, 1000 Berlin und 8000 München | Trägerfrequentes Nachrichtenübertragungssystem |
| IT1019772B (it) * | 1973-08-16 | 1977-11-30 | Cit Alcatel | Multiplexatore per vie telefoniche |
| US3965300A (en) * | 1974-04-23 | 1976-06-22 | Tekade Felten & Guilleaume Fernmeldeanlagen Gmbh | 200 MHz carrier frequency system with sextenary groups |
| DE2729839C3 (de) * | 1977-07-01 | 1981-03-26 | Siemens AG, 1000 Berlin und 8000 München | Trägerfrequentes Nachrichtenübertragungssystem mit Vormodulation |
| DE2903943A1 (de) * | 1979-02-02 | 1980-08-07 | Licentia Gmbh | Verfahren zum durchschalten von kanaelen oder kanalbuendeln zwischen zwei vormodulationssystemen mit unterschiedlicher vorkanallage |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB519264A (en) * | 1938-10-10 | 1940-03-20 | Philips Nv | Improvements in or relating to multi-carrier transmission systems |
| US2261778A (en) * | 1939-03-31 | 1941-11-04 | Rca Corp | Radio tuning |
| US3342941A (en) * | 1962-06-18 | 1967-09-19 | Toyo Tsushinki Kabushiki Kaish | Multi-channel carrier transmission system |
| DE1266413B (de) * | 1964-07-13 | 1968-04-18 | Siemens Ag | Elektromechanisches Bandfilter |
-
1965
- 1965-05-24 DE DE19651274663 patent/DE1274663C2/de not_active Expired
-
1966
- 1966-05-13 NL NL666606634A patent/NL142299B/xx not_active IP Right Cessation
- 1966-05-20 FI FI661332A patent/FI45806C/fi active
- 1966-05-23 CH CH741866A patent/CH452612A/de unknown
- 1966-05-23 SE SE7036/66A patent/SE333166B/xx unknown
- 1966-05-23 AT AT485566A patent/AT259632B/de active
- 1966-05-23 US US552160A patent/US3495188A/en not_active Expired - Lifetime
- 1966-05-23 GB GB22805/66A patent/GB1091278A/en not_active Expired
- 1966-05-24 BE BE681495D patent/BE681495A/xx unknown
- 1966-05-24 JP JP41033160A patent/JPS527288B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL142299B (nl) | 1974-05-15 |
| SE333166B (sv) | 1971-03-08 |
| CH452612A (de) | 1968-03-15 |
| FI45806C (fi) | 1972-09-11 |
| JPS527288B1 (US07534539-20090519-C00280.png) | 1977-03-01 |
| GB1091278A (en) | 1967-11-15 |
| AT259632B (de) | 1968-01-25 |
| BE681495A (US07534539-20090519-C00280.png) | 1966-11-24 |
| DE1274663C2 (de) | 1980-09-18 |
| US3495188A (en) | 1970-02-10 |
| DE1274663B (US07534539-20090519-C00280.png) | 1968-08-08 |
| NL6606634A (US07534539-20090519-C00280.png) | 1966-11-25 |
