JPS5736582A - - Google Patents
Info
- Publication number
- JPS5736582A JPS5736582A JP9761781A JP9761781A JPS5736582A JP S5736582 A JPS5736582 A JP S5736582A JP 9761781 A JP9761781 A JP 9761781A JP 9761781 A JP9761781 A JP 9761781A JP S5736582 A JPS5736582 A JP S5736582A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
- H02M1/084—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters using a control circuit common to several phases of a multi-phase system
- H02M1/0845—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters using a control circuit common to several phases of a multi-phase system digitally controlled (or with digital control)
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/02—Digital function generators
- G06F1/03—Digital function generators working, at least partly, by table look-up
- G06F1/0321—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
- G06F1/0342—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers for generating simultaneously two or more related waveforms, e.g. with different phase angles only
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Inverter Devices (AREA)
- Control Of Ac Motors In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/164,259 US4327420A (en) | 1980-06-30 | 1980-06-30 | Polyphase reference generator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5736582A true JPS5736582A (ja) | 1982-02-27 |
Family
ID=22593688
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9761781A Pending JPS5736582A (ja) | 1980-06-30 | 1981-06-25 | |
JP1989093003U Pending JPH0230625U (ja) | 1980-06-30 | 1989-08-09 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989093003U Pending JPH0230625U (ja) | 1980-06-30 | 1989-08-09 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4327420A (ja) |
JP (2) | JPS5736582A (ja) |
DE (1) | DE3124964A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5992776A (ja) * | 1982-11-17 | 1984-05-29 | Mitsubishi Electric Corp | パルス幅変調インバ−タ装置の変調波発生回路 |
US4604719A (en) * | 1983-10-21 | 1986-08-05 | Crown International, Inc. | Oscillator having a sixteen bit signal generation utilizing an eight bit processor |
JPS60113663A (ja) * | 1983-11-25 | 1985-06-20 | Toshiba Corp | 位相検出装置 |
FR2579849A1 (fr) * | 1985-04-02 | 1986-10-03 | Loire Electronique | Generateur de tensions continues programmables et application au reglage d'une camera de television |
US4669024A (en) * | 1985-10-23 | 1987-05-26 | Westinghouse Electric Corp. | Multiphase frequency selective phase locked loop with multiphase sinusoidal and digital outputs |
US4819179A (en) * | 1987-11-03 | 1989-04-04 | The United States Of America As Represented By The United States Department Of Energy | Digital slip frequency generator and method for determining the desired slip frequency |
DE4201157C2 (de) * | 1992-01-17 | 2001-07-12 | Max Planck Gesellschaft | PC-gesteuerter Direct-Digital-Synthesizer |
US6320431B1 (en) * | 1999-10-08 | 2001-11-20 | National Semiconductor Corporation | Apparatus and method of generating numerically controlled oscillator signals |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5213762A (en) * | 1975-07-23 | 1977-02-02 | Hitachi Ltd | Multi-phase function generating circuit |
JPS5258447A (en) * | 1975-11-10 | 1977-05-13 | Mitsubishi Electric Corp | Digital type three phase function generator |
JPS5487053A (en) * | 1977-12-22 | 1979-07-11 | Nippon Gakki Seizo Kk | Multi-phase signal generator |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3633017A (en) * | 1970-01-07 | 1972-01-04 | Sperry Rand Corp | Digital waveform generator |
US3657657A (en) * | 1970-08-03 | 1972-04-18 | William T Jefferson | Digital sine wave generator |
GB1404769A (en) * | 1971-12-08 | 1975-09-03 | British Aircraft Corp Ltd | Waveform synthesisers |
GB1404768A (en) * | 1971-12-08 | 1975-09-03 | British Aircraft Corp Ltd | Waveform generators |
US3832641A (en) * | 1973-10-18 | 1974-08-27 | Westinghouse Electric Corp | Voltage reference source adjustable as regards amplitude phase and frequency |
US4078192A (en) * | 1976-06-24 | 1978-03-07 | Pertec Computer Corporation | Synthesizer for multiphase waveforms |
GB2020071B (en) * | 1978-04-21 | 1982-12-08 | Gen Electric Co Ltd | Frequency divider |
-
1980
- 1980-06-30 US US06/164,259 patent/US4327420A/en not_active Expired - Lifetime
-
1981
- 1981-06-25 JP JP9761781A patent/JPS5736582A/ja active Pending
- 1981-06-25 DE DE19813124964 patent/DE3124964A1/de active Granted
-
1989
- 1989-08-09 JP JP1989093003U patent/JPH0230625U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5213762A (en) * | 1975-07-23 | 1977-02-02 | Hitachi Ltd | Multi-phase function generating circuit |
JPS5258447A (en) * | 1975-11-10 | 1977-05-13 | Mitsubishi Electric Corp | Digital type three phase function generator |
JPS5487053A (en) * | 1977-12-22 | 1979-07-11 | Nippon Gakki Seizo Kk | Multi-phase signal generator |
Also Published As
Publication number | Publication date |
---|---|
DE3124964C2 (ja) | 1990-04-26 |
US4327420A (en) | 1982-04-27 |
DE3124964A1 (de) | 1982-04-01 |
JPH0230625U (ja) | 1990-02-27 |