JPH0443448B2 - - Google Patents
Info
- Publication number
- JPH0443448B2 JPH0443448B2 JP59233827A JP23382784A JPH0443448B2 JP H0443448 B2 JPH0443448 B2 JP H0443448B2 JP 59233827 A JP59233827 A JP 59233827A JP 23382784 A JP23382784 A JP 23382784A JP H0443448 B2 JPH0443448 B2 JP H0443448B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- column
- value
- signals
- multilevel
- Prior art date
- 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 - Lifetime
Links
- 238000006243 chemical reaction Methods 0.000 claims description 38
- 230000005540 biological transmission Effects 0.000 description 15
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Analogue/Digital Conversion (AREA)
- Dc Digital Transmission (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23382784A JPS61112431A (ja) | 1984-11-06 | 1984-11-06 | Da変換装置 |
US06/794,662 US4750191A (en) | 1984-11-06 | 1985-11-04 | D/A converter capable of producing an analog signal having levels of a preselected number different from 2N and communication network comprising the D/A converter |
CA000494589A CA1282494C (en) | 1984-11-06 | 1985-11-05 | D/a converter capable of producing an analog signal having levels of a preselected number different from 2 and communication network comprising the d/a converter |
AU49365/85A AU588162B2 (en) | 1984-11-06 | 1985-11-05 | D/A converter capable of producing an analog signal having levels of a preselected number different from 2N and communication network comprising the D/A converter |
EP85114133A EP0186757B1 (de) | 1984-11-06 | 1985-11-06 | QAM Modulator und Demodulator |
BR8505564A BR8505564A (pt) | 1984-11-06 | 1985-11-06 | Conversor digital-analogico,modulador e demodulador |
DE3588002T DE3588002T2 (de) | 1984-11-06 | 1985-11-06 | QAM Modulator und Demodulator. |
EP93119447A EP0588387B1 (de) | 1984-11-06 | 1985-11-06 | D/A-Wandler, fähig zur Erzeugung eines analogen Signals mit vorausgewählter, von 2N verschiedener Pegelzahl, und ein mit einem solchen D/A-Wandler versehenes Kommunikationsnetz |
DE3588126T DE3588126T2 (de) | 1984-11-06 | 1985-11-06 | D/A-Wandler, fähig zur Erzeugung eines analogen Signals mit vorausgewählter, von 2N verschiedener Pegelzahl, und ein mit einem solchen D/A-Wandler versehenes Kommunikationsnetz |
CN85108891A CN1007951B (zh) | 1984-11-06 | 1985-11-06 | 能产生预选电平数不等于2n的模拟信号的数模转换器及带有这种转换器的调制器和解调器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23382784A JPS61112431A (ja) | 1984-11-06 | 1984-11-06 | Da変換装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61112431A JPS61112431A (ja) | 1986-05-30 |
JPH0443448B2 true JPH0443448B2 (de) | 1992-07-16 |
Family
ID=16961181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP23382784A Granted JPS61112431A (ja) | 1984-11-06 | 1984-11-06 | Da変換装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61112431A (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07112208B2 (ja) * | 1987-02-19 | 1995-11-29 | 富士通株式会社 | 多値振幅変復調方式通信システム |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57118430A (en) * | 1981-01-14 | 1982-07-23 | Matsushita Electric Ind Co Ltd | Digital-to-analog converter |
JPS58117723A (ja) * | 1981-12-31 | 1983-07-13 | Advantest Corp | Da変換装置 |
-
1984
- 1984-11-06 JP JP23382784A patent/JPS61112431A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57118430A (en) * | 1981-01-14 | 1982-07-23 | Matsushita Electric Ind Co Ltd | Digital-to-analog converter |
JPS58117723A (ja) * | 1981-12-31 | 1983-07-13 | Advantest Corp | Da変換装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS61112431A (ja) | 1986-05-30 |
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