DK135439C - - Google Patents
Info
- Publication number
- DK135439C DK135439C DK273971A DK273971A DK135439C DK 135439 C DK135439 C DK 135439C DK 273971 A DK273971 A DK 273971A DK 273971 A DK273971 A DK 273971A DK 135439 C DK135439 C DK 135439C
- Authority
- DK
- Denmark
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/02—Delta modulation, i.e. one-bit differential modulation
- H03M3/022—Delta modulation, i.e. one-bit differential modulation with adaptable step size, e.g. adaptive delta modulation [ADM]
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7824/70A SE346434B (de) | 1970-06-05 | 1970-06-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK135439B DK135439B (da) | 1977-04-25 |
| DK135439C true DK135439C (de) | 1977-10-10 |
Family
ID=20272415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK273971AA DK135439B (da) | 1970-06-05 | 1971-06-04 | Impulsomsætter til dynamikkompression i deltamodulationsanlæg. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3736508A (de) |
| CA (1) | CA949680A (de) |
| DE (1) | DE2126172C3 (de) |
| DK (1) | DK135439B (de) |
| FR (1) | FR2094076B1 (de) |
| GB (1) | GB1324957A (de) |
| NL (1) | NL7107487A (de) |
| NO (1) | NO128001B (de) |
| SE (1) | SE346434B (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2188367B1 (de) * | 1972-06-01 | 1980-03-21 | Ibm France | |
| US3831167A (en) * | 1972-11-08 | 1974-08-20 | Bell Telephone Labor Inc | Digital-to-analog conversion using multiple decoders |
| US3806806A (en) * | 1972-11-20 | 1974-04-23 | Bell Telephone Labor Inc | Adaptive data modulator |
| FR2386941A1 (fr) * | 1977-04-04 | 1978-11-03 | Trt Telecom Radio Electr | Dispositif de traitement d'un signal numerique delta, destine notamment au decodage de ce signal |
| CN101680604B (zh) | 2007-05-08 | 2013-05-08 | 科锐公司 | 照明装置和照明方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3633170A (en) * | 1970-06-09 | 1972-01-04 | Ibm | Digital filter and threshold circuit |
-
1970
- 1970-06-05 SE SE7824/70A patent/SE346434B/xx unknown
-
1971
- 1971-05-13 US US00143108A patent/US3736508A/en not_active Expired - Lifetime
- 1971-05-26 DE DE2126172A patent/DE2126172C3/de not_active Expired
- 1971-06-01 NL NL7107487A patent/NL7107487A/xx not_active Application Discontinuation
- 1971-06-04 NO NO02116/71A patent/NO128001B/no unknown
- 1971-06-04 DK DK273971AA patent/DK135439B/da unknown
- 1971-06-04 CA CA114,856A patent/CA949680A/en not_active Expired
- 1971-06-04 FR FR7120361A patent/FR2094076B1/fr not_active Expired
- 1971-06-07 GB GB1929571*[A patent/GB1324957A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2126172C3 (de) | 1979-11-22 |
| GB1324957A (en) | 1973-07-25 |
| DE2126172B2 (de) | 1973-10-04 |
| DK135439B (da) | 1977-04-25 |
| CA949680A (en) | 1974-06-18 |
| SE346434B (de) | 1972-07-03 |
| FR2094076A1 (de) | 1972-02-04 |
| US3736508A (en) | 1973-05-29 |
| FR2094076B1 (de) | 1976-03-19 |
| NL7107487A (de) | 1971-12-07 |
| NO128001B (de) | 1973-09-10 |
| DE2126172A1 (de) | 1971-12-09 |