PT80984A - Signal processing system with digital-to-analog conversion - Google Patents
Signal processing system with digital-to-analog conversionInfo
- Publication number
- PT80984A PT80984A PT80984A PT8098485A PT80984A PT 80984 A PT80984 A PT 80984A PT 80984 A PT80984 A PT 80984A PT 8098485 A PT8098485 A PT 8098485A PT 80984 A PT80984 A PT 80984A
- Authority
- PT
- Portugal
- Prior art keywords
- digital
- processing system
- signal processing
- dac
- kinescope
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/04—Colour television systems using pulse code modulation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
- H03M1/74—Simultaneous conversion
- H03M1/742—Simultaneous conversion using current sources as quantisation value generators
- H03M1/745—Simultaneous conversion using current sources as quantisation value generators with weighted currents
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/648—Video amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
- H03M1/74—Simultaneous conversion
- H03M1/80—Simultaneous conversion using weighted impedances
- H03M1/808—Simultaneous conversion using weighted impedances using resistors
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Analogue/Digital Conversion (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Liquid Crystal Display Device Control (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/644,397 US4603319A (en) | 1984-08-27 | 1984-08-27 | Digital-to-analog converter with reduced output capacitance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT80984A true PT80984A (en) | 1985-09-01 |
| PT80984B PT80984B (pt) | 1987-08-19 |
Family
ID=24584749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT80984A PT80984B (pt) | 1984-08-27 | 1985-08-19 | Sistema de tratamento de sinais com conversao digital-analogica |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4603319A (pt) |
| JP (1) | JPS6161527A (pt) |
| KR (1) | KR930011508B1 (pt) |
| AU (1) | AU582784B2 (pt) |
| CA (1) | CA1233560A (pt) |
| DE (1) | DE3530445C2 (pt) |
| DK (1) | DK387885A (pt) |
| ES (1) | ES8700520A1 (pt) |
| FI (1) | FI79222C (pt) |
| FR (1) | FR2569512B1 (pt) |
| HK (1) | HK55293A (pt) |
| IT (1) | IT1185644B (pt) |
| MY (1) | MY100204A (pt) |
| NZ (1) | NZ213229A (pt) |
| PT (1) | PT80984B (pt) |
| SE (1) | SE458812B (pt) |
| ZA (1) | ZA856471B (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2549506B2 (ja) * | 1985-03-12 | 1996-10-30 | 富士写真フイルム株式会社 | 医用画像診断システム |
| US5001484A (en) * | 1990-05-08 | 1991-03-19 | Triquint Semiconductor, Inc. | DAC current source bias equalization topology |
| JPH04271668A (ja) * | 1991-02-27 | 1992-09-28 | Matsushita Electric Ind Co Ltd | ディジタル制御カソードクランプ回路 |
| US5469164A (en) * | 1993-09-30 | 1995-11-21 | Ford Motor Company | Circuit and method for digital to analog signal conversion |
| ES2368463T3 (es) * | 2008-02-19 | 2011-11-17 | Saab Ab | Pantalla de visualización frontal con control de brillo. |
| WO2013048450A1 (en) * | 2011-09-30 | 2013-04-04 | Intel Corporation | Resistor-based sigma-delta dac |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE572049A (pt) * | 1957-12-03 | 1900-01-01 | ||
| US3646587A (en) * | 1969-12-16 | 1972-02-29 | Hughes Aircraft Co | Digital-to-analog converter using field effect transistor switch resistors |
| US4020486A (en) * | 1975-04-18 | 1977-04-26 | Analog Devices, Inc. | Solid state digital-to-analog converter |
| JPS5588424A (en) * | 1978-12-26 | 1980-07-04 | Matsushita Electric Ind Co Ltd | Digital-analog converter |
| JPS5668029A (en) * | 1979-11-08 | 1981-06-08 | Matsushita Electric Ind Co Ltd | Digital-analog converter |
| JPS573423A (en) * | 1980-06-09 | 1982-01-08 | Matsushita Electric Ind Co Ltd | Digital-to-analog converter |
| JPS57203324A (en) * | 1981-06-10 | 1982-12-13 | Matsushita Electric Ind Co Ltd | Digital-to-analog converter |
| JPS58225722A (ja) * | 1982-06-23 | 1983-12-27 | Sanyo Electric Co Ltd | 重み付けされたスイツチング素子 |
| JPS594227A (ja) * | 1982-06-29 | 1984-01-11 | Mitsubishi Electric Corp | デイジタル−アナログ変換器 |
| NL8300466A (nl) * | 1983-02-08 | 1984-09-03 | Philips Nv | Stroombronschakeling. |
| US4641194A (en) * | 1984-08-27 | 1987-02-03 | Rca Corporation | Kinescope driver in a digital video signal processing system |
| US4642690A (en) * | 1984-08-27 | 1987-02-10 | Rca Corporation | Digital video signal processor with analog level control |
-
1984
- 1984-08-27 US US06/644,397 patent/US4603319A/en not_active Expired - Fee Related
-
1985
- 1985-06-21 CA CA000484882A patent/CA1233560A/en not_active Expired
- 1985-07-22 IT IT21660/85A patent/IT1185644B/it active
- 1985-08-19 SE SE8503873A patent/SE458812B/sv not_active IP Right Cessation
- 1985-08-19 PT PT80984A patent/PT80984B/pt not_active IP Right Cessation
- 1985-08-20 FI FI853191A patent/FI79222C/fi not_active IP Right Cessation
- 1985-08-20 AU AU46438/85A patent/AU582784B2/en not_active Ceased
- 1985-08-20 ES ES546283A patent/ES8700520A1/es not_active Expired
- 1985-08-23 FR FR858512685A patent/FR2569512B1/fr not_active Expired - Fee Related
- 1985-08-26 JP JP60188313A patent/JPS6161527A/ja active Pending
- 1985-08-26 NZ NZ213229A patent/NZ213229A/xx unknown
- 1985-08-26 DE DE3530445A patent/DE3530445C2/de not_active Expired - Fee Related
- 1985-08-26 DK DK387885A patent/DK387885A/da not_active Application Discontinuation
- 1985-08-26 KR KR1019850006151A patent/KR930011508B1/ko not_active IP Right Cessation
- 1985-08-26 ZA ZA856471A patent/ZA856471B/xx unknown
-
1987
- 1987-05-08 MY MYPI87000607A patent/MY100204A/en unknown
-
1993
- 1993-06-10 HK HK552/93A patent/HK55293A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE3530445C2 (de) | 1994-06-23 |
| IT1185644B (it) | 1987-11-12 |
| FR2569512A1 (fr) | 1986-02-28 |
| SE8503873L (sv) | 1986-02-28 |
| AU582784B2 (en) | 1989-04-13 |
| DK387885D0 (da) | 1985-08-26 |
| PT80984B (pt) | 1987-08-19 |
| AU4643885A (en) | 1986-03-06 |
| DE3530445A1 (de) | 1986-03-06 |
| MY100204A (en) | 1990-04-10 |
| KR860002208A (ko) | 1986-03-26 |
| FR2569512B1 (fr) | 1991-04-19 |
| ES546283A0 (es) | 1986-10-01 |
| NZ213229A (en) | 1989-05-29 |
| FI79222C (fi) | 1989-11-10 |
| KR930011508B1 (ko) | 1993-12-08 |
| DK387885A (da) | 1986-02-28 |
| FI79222B (fi) | 1989-07-31 |
| JPS6161527A (ja) | 1986-03-29 |
| SE8503873D0 (sv) | 1985-08-19 |
| FI853191L (fi) | 1986-02-28 |
| HK55293A (en) | 1993-06-18 |
| IT8521660A0 (it) | 1985-07-22 |
| ES8700520A1 (es) | 1986-10-01 |
| US4603319A (en) | 1986-07-29 |
| FI853191A0 (fi) | 1985-08-20 |
| SE458812B (sv) | 1989-05-08 |
| CA1233560A (en) | 1988-03-01 |
| ZA856471B (en) | 1986-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19930630 |