NL291526A - - Google Patents
Info
- Publication number
- NL291526A NL291526A NL291526DA NL291526A NL 291526 A NL291526 A NL 291526A NL 291526D A NL291526D A NL 291526DA NL 291526 A NL291526 A NL 291526A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/008—Control by a pilot signal
-
- 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
- H04B1/62—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 providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
- H04B1/64—Volume compression or expansion arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US187073A US3241066A (en) | 1962-04-12 | 1962-04-12 | Compandor system having an analog signal controlled compressor and an auxiliary signal controlled expander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL291526A true NL291526A (en:Method) |
Family
ID=22687506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL291526D NL291526A (en:Method) | 1962-04-12 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3241066A (en:Method) |
| BE (1) | BE630982A (en:Method) |
| CH (1) | CH417695A (en:Method) |
| FR (1) | FR1353401A (en:Method) |
| GB (1) | GB974455A (en:Method) |
| NL (1) | NL291526A (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3458815A (en) * | 1966-05-17 | 1969-07-29 | Bell Telephone Labor Inc | Constant level signal transmission with band-edge pilot tone amplitude adjustment |
| US4061874A (en) * | 1976-06-03 | 1977-12-06 | Fricke J P | System for reproducing sound information |
| US4295223A (en) * | 1979-04-25 | 1981-10-13 | Westinghouse Electric Corp. | Digital signal/noise ratio amplifier apparatus for a communication system |
| WO1982000074A1 (en) * | 1980-06-25 | 1982-01-07 | W Mcgann | Communication system for providing non-interfering multiple signals over individual common carrier channels |
| US4475208A (en) * | 1982-01-18 | 1984-10-02 | Ricketts James A | Wired spread spectrum data communication system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2248757A (en) * | 1939-06-07 | 1941-07-08 | Rca Corp | Compression-expansion system |
| US2352918A (en) * | 1942-10-30 | 1944-07-04 | Rca Corp | Two-way telephone and telegraph system |
| US2912506A (en) * | 1955-03-09 | 1959-11-10 | Itt | Communication system |
| BE519369A (en:Method) * | 1952-04-23 | |||
| US2986712A (en) * | 1958-09-17 | 1961-05-30 | Siemens Ag | Compander system for transmitting intelligence |
-
0
- BE BE630982D patent/BE630982A/xx unknown
- NL NL291526D patent/NL291526A/xx unknown
-
1962
- 1962-04-12 US US187073A patent/US3241066A/en not_active Expired - Lifetime
-
1963
- 1963-04-05 GB GB13690/63A patent/GB974455A/en not_active Expired
- 1963-04-10 CH CH457063A patent/CH417695A/de unknown
- 1963-04-11 FR FR931332A patent/FR1353401A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE630982A (en:Method) | |
| FR1353401A (fr) | 1964-02-21 |
| CH417695A (de) | 1966-07-31 |
| GB974455A (en) | 1964-11-04 |
| US3241066A (en) | 1966-03-15 |