LU68933A1 - - Google Patents
Info
- Publication number
- LU68933A1 LU68933A1 LU68933A LU68933A LU68933A1 LU 68933 A1 LU68933 A1 LU 68933A1 LU 68933 A LU68933 A LU 68933A LU 68933 A LU68933 A LU 68933A LU 68933 A1 LU68933 A1 LU 68933A1
- Authority
- LU
- Luxembourg
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
- H04J1/05—Frequency-transposition arrangements using digital techniques
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J4/00—Combined time-division and frequency-division multiplex systems
- H04J4/005—Transmultiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7243662A FR2210061B1 (ja) | 1972-12-07 | 1972-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU68933A1 true LU68933A1 (ja) | 1974-07-05 |
Family
ID=9108373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU68933A LU68933A1 (ja) | 1972-12-07 | 1973-12-04 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3912870A (ja) |
| BE (1) | BE807892A (ja) |
| CA (1) | CA1010582A (ja) |
| DE (1) | DE2358113A1 (ja) |
| FR (1) | FR2210061B1 (ja) |
| GB (1) | GB1442416A (ja) |
| IE (1) | IE38524B1 (ja) |
| IT (1) | IT999317B (ja) |
| LU (1) | LU68933A1 (ja) |
| NL (1) | NL7316797A (ja) |
| SE (1) | SE384310B (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2290104A1 (fr) * | 1974-10-30 | 1976-05-28 | Trt Telecom Radio Electr | Systeme de transmission de donnees par les canaux d'un multiplex a repartition en frequence |
| US4001510A (en) * | 1975-07-07 | 1977-01-04 | Motorola, Inc. | Digital modulator and demodulator system for fdm telephony |
| JPS54134917A (en) * | 1978-04-12 | 1979-10-19 | Kokusai Denshin Denwa Co Ltd | Device for reducing sampled frequency |
| DE2840256C3 (de) * | 1978-09-15 | 1981-04-30 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur digitalen Audio/FDM und PCM/FDM-Umsetzung |
| US4745138A (en) * | 1985-08-05 | 1988-05-17 | Pony Industries, Inc. | Radiation curable partial esters of anhydride-containing copolymers |
| DE69433255T2 (de) * | 1993-02-26 | 2004-04-29 | Nippon Telegraph And Telephone Corp. | Gruppen modulator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3573380A (en) * | 1969-05-15 | 1971-04-06 | Bell Telephone Labor Inc | Single-sideband modulation system |
| FR2086709A5 (ja) * | 1970-04-07 | 1971-12-31 | Labo Cent Telecommunicat | |
| US3676598A (en) * | 1970-06-08 | 1972-07-11 | Bell Telephone Labor Inc | Frequency division multiplex single-sideband modulation system |
-
1972
- 1972-12-07 FR FR7243662A patent/FR2210061B1/fr not_active Expired
-
1973
- 1973-11-09 IT IT31123/73A patent/IT999317B/it active
- 1973-11-19 IE IE2087/73A patent/IE38524B1/xx unknown
- 1973-11-20 CA CA186,251A patent/CA1010582A/fr not_active Expired
- 1973-11-21 DE DE2358113A patent/DE2358113A1/de not_active Withdrawn
- 1973-11-28 BE BE1005533A patent/BE807892A/xx unknown
- 1973-12-04 LU LU68933A patent/LU68933A1/xx unknown
- 1973-12-06 SE SE7316478A patent/SE384310B/xx unknown
- 1973-12-07 US US422681A patent/US3912870A/en not_active Expired - Lifetime
- 1973-12-07 NL NL7316797A patent/NL7316797A/xx not_active Application Discontinuation
- 1973-12-07 GB GB5687273A patent/GB1442416A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2358113A1 (de) | 1974-06-12 |
| FR2210061A1 (ja) | 1974-07-05 |
| BE807892A (fr) | 1974-05-28 |
| IT999317B (it) | 1976-02-20 |
| CA1010582A (fr) | 1977-05-17 |
| US3912870A (en) | 1975-10-14 |
| IE38524B1 (en) | 1978-03-29 |
| FR2210061B1 (ja) | 1977-04-08 |
| NL7316797A (ja) | 1974-06-11 |
| IE38524L (en) | 1974-06-07 |
| SE384310B (sv) | 1976-04-26 |
| GB1442416A (en) | 1976-07-14 |