FR2004446A1 - - Google Patents
Info
- Publication number
- FR2004446A1 FR2004446A1 FR6908344A FR6908344A FR2004446A1 FR 2004446 A1 FR2004446 A1 FR 2004446A1 FR 6908344 A FR6908344 A FR 6908344A FR 6908344 A FR6908344 A FR 6908344A FR 2004446 A1 FR2004446 A1 FR 2004446A1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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)
- Control Of Amplification And Gain Control (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6803992A NL159548B (nl) | 1968-03-21 | 1968-03-21 | Overdrachtsstelsel voor signaaloverdracht door pulscodemodulatie, alsmede zender en ontvanger voor toepassing in een dergelijk stelsel. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2004446A1 true FR2004446A1 (enExample) | 1969-11-21 |
Family
ID=19803096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6908344A Withdrawn FR2004446A1 (enExample) | 1968-03-21 | 1969-03-21 |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT310250B (enExample) |
| BE (1) | BE730204A (enExample) |
| CA (1) | CA918243A (enExample) |
| CH (1) | CH508318A (enExample) |
| DE (1) | DE1911431C3 (enExample) |
| DK (1) | DK142478B (enExample) |
| FR (1) | FR2004446A1 (enExample) |
| GB (1) | GB1261951A (enExample) |
| NL (1) | NL159548B (enExample) |
| SE (1) | SE350890B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2088448A1 (enExample) * | 1970-05-08 | 1972-01-07 | Western Electric Co |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL155997B (nl) * | 1972-06-24 | 1978-02-15 | Philips Nv | Overdrachtsstelsel. |
| NL7400764A (nl) * | 1974-01-21 | 1975-07-23 | Philips Nv | Digitale inrichting voor het omzetten van ge- comprimeerde delta gemoduleerde signalen in pcm-signalen. |
| FR2283596A1 (fr) * | 1974-08-28 | 1976-03-26 | Cit Alcatel | Modulateur-demodulateur delta a adaptation amelioree |
| US3971987A (en) * | 1975-02-07 | 1976-07-27 | International Business Machines Corporation | Gain method and apparatus for a delta modulator |
| NL174607C (nl) * | 1975-06-05 | 1984-07-02 | Philips Nv | Transmissie-systeem voor signaaloverdracht door middel van gecomprimeerde deltamodulatie. |
| NL7712706A (nl) * | 1977-11-18 | 1979-05-22 | Philips Nv | Deltamodulatie decoder. |
| GB2128825A (en) * | 1982-10-20 | 1984-05-02 | Dbx | Analog to digital and digital to analog converter |
| CN107192929B (zh) * | 2017-06-21 | 2023-11-03 | 贵州电网有限责任公司电力科学研究院 | 用于特高频监测系统校验的gis局放信号源系统及使用方法 |
-
1968
- 1968-03-21 NL NL6803992A patent/NL159548B/xx not_active IP Right Cessation
-
1969
- 1969-03-06 DE DE19691911431 patent/DE1911431C3/de not_active Expired
- 1969-03-18 GB GB1417169A patent/GB1261951A/en not_active Expired
- 1969-03-18 AT AT266069A patent/AT310250B/de not_active IP Right Cessation
- 1969-03-18 SE SE373069A patent/SE350890B/xx unknown
- 1969-03-18 CH CH406969A patent/CH508318A/de not_active IP Right Cessation
- 1969-03-18 DK DK147769A patent/DK142478B/da unknown
- 1969-03-19 CA CA046121A patent/CA918243A/en not_active Expired
- 1969-03-20 BE BE730204D patent/BE730204A/xx not_active IP Right Cessation
- 1969-03-21 FR FR6908344A patent/FR2004446A1/fr not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2088448A1 (enExample) * | 1970-05-08 | 1972-01-07 | Western Electric Co |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1261951A (en) | 1972-02-02 |
| BE730204A (enExample) | 1969-09-22 |
| NL6803992A (enExample) | 1969-09-23 |
| SE350890B (enExample) | 1972-11-06 |
| DE1911431A1 (de) | 1969-11-13 |
| DE1911431B2 (de) | 1975-11-13 |
| CA918243A (en) | 1973-01-02 |
| DK142478B (da) | 1980-11-03 |
| DK142478C (enExample) | 1981-03-30 |
| CH508318A (de) | 1971-05-31 |
| NL159548B (nl) | 1979-02-15 |
| DE1911431C3 (de) | 1981-10-22 |
| AT310250B (de) | 1973-09-25 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |