BE650607A - - Google Patents
Info
- Publication number
- BE650607A BE650607A BE650607DA BE650607A BE 650607 A BE650607 A BE 650607A BE 650607D A BE650607D A BE 650607DA BE 650607 A BE650607 A BE 650607A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J4/00—Combined time-division and frequency-division multiplex systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3998863 | 1963-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE650607A true BE650607A (ja) | 1965-01-18 |
Family
ID=12568307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE650607D BE650607A (ja) | 1963-07-29 | 1964-07-16 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3370128A (ja) |
| BE (1) | BE650607A (ja) |
| ES (1) | ES302470A1 (ja) |
| GB (1) | GB1043297A (ja) |
| NL (1) | NL6408423A (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1494862A (ja) * | 1965-07-29 | 1967-12-15 | ||
| US3471644A (en) * | 1966-05-02 | 1969-10-07 | Massachusetts Inst Technology | Voice vocoding and transmitting system |
| US3523250A (en) * | 1967-02-21 | 1970-08-04 | Martin Marietta Corp | Time division multiplex multiple frequency diversity troposcatter communication system |
| US3637940A (en) * | 1970-05-18 | 1972-01-25 | Data Plex Systems | Monochannel audio teaching device |
| US4320531A (en) * | 1979-04-02 | 1982-03-16 | Dimon Donald F | Time shared frequency conversion system |
| JPH0752867B2 (ja) * | 1987-10-02 | 1995-06-05 | 株式会社ケンウッド | 多チヤンネルｐｃｍ音楽放送システム |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL85816C (ja) * | 1952-03-03 | |||
| US2817711A (en) * | 1954-05-10 | 1957-12-24 | Bell Telephone Labor Inc | Band compression system |
| US3109142A (en) * | 1960-10-06 | 1963-10-29 | Bell Telephone Labor Inc | Apparatus for encoding pitch information in a vocoder system |
| US3020344A (en) * | 1960-12-27 | 1962-02-06 | Bell Telephone Labor Inc | Apparatus for deriving pitch information from a speech wave |
| US3226644A (en) * | 1962-04-12 | 1965-12-28 | Martin Marietta Corp | Tropospheric scatter communication system having high diversity gain |
-
1964
- 1964-07-16 BE BE650607D patent/BE650607A/xx unknown
- 1964-07-22 US US384416A patent/US3370128A/en not_active Expired - Lifetime
- 1964-07-23 NL NL6408423A patent/NL6408423A/xx unknown
- 1964-07-28 ES ES0302470A patent/ES302470A1/es not_active Expired
- 1964-08-04 GB GB30886/64A patent/GB1043297A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6408423A (ja) | 1965-02-01 |
| GB1043297A (en) | 1966-09-21 |
| US3370128A (en) | 1968-02-20 |
| ES302470A1 (es) | 1965-03-16 |