FR2243558B1 - - Google Patents
Info
- Publication number
- FR2243558B1 FR2243558B1 FR7332159A FR7332159A FR2243558B1 FR 2243558 B1 FR2243558 B1 FR 2243558B1 FR 7332159 A FR7332159 A FR 7332159A FR 7332159 A FR7332159 A FR 7332159A FR 2243558 B1 FR2243558 B1 FR 2243558B1
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
- H03M1/16—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Amplifiers (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7332159A FR2243558A1 (en) | 1973-09-06 | 1973-09-06 | Analogue-digital converter using operational amplifier - for pulse code modulation telephone signals |
| SE7411297A SE7411297L (en) | 1973-09-06 | 1974-08-06 | |
| BE1006121A BE818732A (en) | 1973-09-06 | 1974-08-12 | ANALOGUE-DIGITAL CONVERTER |
| DK453774A DK453774A (en) | 1973-09-06 | 1974-08-26 | |
| NL7411636A NL7411636A (en) | 1973-09-06 | 1974-09-02 | ANALOGUE-DIGITAL CONVERTER. |
| DE2442216A DE2442216A1 (en) | 1973-09-06 | 1974-09-04 | ANALOG-DIGITAL CONVERTER |
| JP49101445A JPS5056860A (en) | 1973-09-06 | 1974-09-05 | |
| IT27005/74A IT1027557B (en) | 1973-09-06 | 1974-09-06 | ANALOG NUMERICAL CONVERTER |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7332159A FR2243558A1 (en) | 1973-09-06 | 1973-09-06 | Analogue-digital converter using operational amplifier - for pulse code modulation telephone signals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2243558A1 FR2243558A1 (en) | 1975-04-04 |
| FR2243558B1 true FR2243558B1 (en) | 1977-01-07 |
Family
ID=9124712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7332159A Granted FR2243558A1 (en) | 1973-09-06 | 1973-09-06 | Analogue-digital converter using operational amplifier - for pulse code modulation telephone signals |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5056860A (en) |
| BE (1) | BE818732A (en) |
| DE (1) | DE2442216A1 (en) |
| DK (1) | DK453774A (en) |
| FR (1) | FR2243558A1 (en) |
| IT (1) | IT1027557B (en) |
| NL (1) | NL7411636A (en) |
| SE (1) | SE7411297L (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59161917A (en) * | 1983-03-05 | 1984-09-12 | Mamoru Tanaka | Sequential parallel type analog/digital converter |
| JPH0683071B2 (en) * | 1984-04-20 | 1994-10-19 | 日本電気株式会社 | A / D converter |
| US4899153A (en) * | 1986-04-03 | 1990-02-06 | Brooktree Corporation | Fast high-resolution analog-to-digital converter |
-
1973
- 1973-09-06 FR FR7332159A patent/FR2243558A1/en active Granted
-
1974
- 1974-08-06 SE SE7411297A patent/SE7411297L/xx unknown
- 1974-08-12 BE BE1006121A patent/BE818732A/en unknown
- 1974-08-26 DK DK453774A patent/DK453774A/da unknown
- 1974-09-02 NL NL7411636A patent/NL7411636A/en unknown
- 1974-09-04 DE DE2442216A patent/DE2442216A1/en active Pending
- 1974-09-05 JP JP49101445A patent/JPS5056860A/ja active Pending
- 1974-09-06 IT IT27005/74A patent/IT1027557B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| BE818732A (en) | 1975-02-12 |
| SE7411297L (en) | 1975-03-07 |
| DK453774A (en) | 1975-05-05 |
| FR2243558A1 (en) | 1975-04-04 |
| DE2442216A1 (en) | 1975-03-13 |
| NL7411636A (en) | 1975-03-10 |
| IT1027557B (en) | 1978-12-20 |
| JPS5056860A (en) | 1975-05-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |