JPS4850660A - - Google Patents
Info
- Publication number
- JPS4850660A JPS4850660A JP47072172A JP7217272A JPS4850660A JP S4850660 A JPS4850660 A JP S4850660A JP 47072172 A JP47072172 A JP 47072172A JP 7217272 A JP7217272 A JP 7217272A JP S4850660 A JPS4850660 A JP S4850660A
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
- G06G7/161—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division with pulse modulation, e.g. modulation of amplitude, width, frequency, phase or form
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
- Amplitude Modulation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US19074871A | 1971-10-20 | 1971-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4850660A true JPS4850660A (ja) | 1973-07-17 |
Family
ID=22702604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47072172A Pending JPS4850660A (ja) | 1971-10-20 | 1972-07-20 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3706943A (ja) |
| JP (1) | JPS4850660A (ja) |
| DE (1) | DE2233652A1 (ja) |
| FR (1) | FR2157308A5 (ja) |
| GB (1) | GB1366580A (ja) |
| IT (1) | IT962890B (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3789393A (en) * | 1972-10-26 | 1974-01-29 | Inductosyn Corp | Digital/analog converter with amplitude and pulse-width modulation |
| US6226324B1 (en) | 1997-12-17 | 2001-05-01 | The Foxboro Company | Methods and systems for trimming a PWM signal |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2952812A (en) * | 1956-01-27 | 1960-09-13 | California Research Corp | Pulse modulation function multiplier |
| NL297094A (ja) * | 1962-08-24 | |||
| US3384838A (en) * | 1965-03-19 | 1968-05-21 | Sylvania Electric Prod | Phase reversible switching power amplifier |
| US3482113A (en) * | 1966-06-01 | 1969-12-02 | Philco Ford Corp | Variable transfer function circuit |
| US3562673A (en) * | 1968-08-16 | 1971-02-09 | Allen Bradley Co | Pulse width modulation to amplitude modulation conversion circuit which minimizes the effects of aging and temperature drift |
-
1971
- 1971-10-20 US US190748A patent/US3706943A/en not_active Expired - Lifetime
-
1972
- 1972-06-27 GB GB2999072A patent/GB1366580A/en not_active Expired
- 1972-07-08 DE DE2233652A patent/DE2233652A1/de active Pending
- 1972-07-15 IT IT27043/72A patent/IT962890B/it active
- 1972-07-19 FR FR7225954A patent/FR2157308A5/fr not_active Expired
- 1972-07-20 JP JP47072172A patent/JPS4850660A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1366580A (en) | 1974-09-11 |
| DE2233652A1 (de) | 1973-04-26 |
| FR2157308A5 (ja) | 1973-06-01 |
| IT962890B (it) | 1973-12-31 |
| US3706943A (en) | 1972-12-19 |