JPH0435922B2 - - Google Patents
Info
- Publication number
- JPH0435922B2 JPH0435922B2 JP56180713A JP18071381A JPH0435922B2 JP H0435922 B2 JPH0435922 B2 JP H0435922B2 JP 56180713 A JP56180713 A JP 56180713A JP 18071381 A JP18071381 A JP 18071381A JP H0435922 B2 JPH0435922 B2 JP H0435922B2
- Authority
- JP
- Japan
- Prior art keywords
- phase
- digital
- signal
- output
- analog
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C1/00—Amplitude modulation
Landscapes
- Amplitude Modulation (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18071381A JPS5881364A (ja) | 1981-11-11 | 1981-11-11 | デイジタル位相領域振幅変調装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18071381A JPS5881364A (ja) | 1981-11-11 | 1981-11-11 | デイジタル位相領域振幅変調装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5881364A JPS5881364A (ja) | 1983-05-16 |
JPH0435922B2 true JPH0435922B2 (en, 2012) | 1992-06-12 |
Family
ID=16088008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18071381A Granted JPS5881364A (ja) | 1981-11-11 | 1981-11-11 | デイジタル位相領域振幅変調装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5881364A (en, 2012) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60214033A (ja) * | 1984-04-09 | 1985-10-26 | Advantest Corp | 信号発生装置 |
US4635279A (en) * | 1985-07-25 | 1987-01-06 | Rca Corporation | Arrangement for coherently generating sinusoids of different frequencies, and angle modulation data receiver using the arrangement |
US4806881A (en) * | 1987-08-28 | 1989-02-21 | Hewlett-Packard Company | Multi-channel modulated numerical frequency synthesizer |
JP2503568Y2 (ja) * | 1990-02-16 | 1996-07-03 | 横河電機株式会社 | 位相変調回路 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5685961A (en) * | 1979-12-14 | 1981-07-13 | Nippon Telegr & Teleph Corp <Ntt> | Phase modulator |
-
1981
- 1981-11-11 JP JP18071381A patent/JPS5881364A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5881364A (ja) | 1983-05-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4331941A (en) | Digital phase domain amplitude modulation method and apparatus | |
US5563535A (en) | Direct digital frequency synthesizer using sigma-delta techniques | |
Goldberg | Digital frequency synthesis demystified: DDS and fractional-N PLLs | |
JP2926615B2 (ja) | Ssb信号発生器 | |
KR940005374B1 (ko) | Fm 변조기 | |
US4159526A (en) | Digitally controlled variable frequency oscillator | |
JPH10510123A (ja) | 周波数シンセサイザー | |
JP2728114B2 (ja) | Fm変調回路 | |
US5172394A (en) | Method for reducing the content of spurious signals in the output signals of a mixer, and mixer for carrying out the method | |
JPH0435922B2 (en, 2012) | ||
US5559475A (en) | Frequency synthesizer for synthesizing signals of a variety of frequencies by cross modulation | |
US4937773A (en) | Sine wave oscillator and method of operating same | |
EP0078857A1 (en) | Digital amplitude modulating circuitry | |
US7522691B2 (en) | Phase-locked circuit | |
JPH10304000A (ja) | 直交振幅変調装置 | |
JPH01144818A (ja) | 数値制御形発振回路 | |
JP2575057B2 (ja) | Fm変調器 | |
JPH1155036A (ja) | 周波数発生回路 | |
JP2905503B2 (ja) | ディジタル式クロック発生装置 | |
JP2715211B2 (ja) | 位相ロック・ループ用の部分積分重畳型基準周波数発生方法、およびその基準周波数発生回路 | |
JPS5934017B2 (ja) | デイジタル位相同期ル−プ | |
JP2596350B2 (ja) | Fsk変調器 | |
JPS6148292B2 (en, 2012) | ||
SU1622831A1 (ru) | Калибратор нелинейных искажений | |
JP2001186208A (ja) | 復調回路 |