JPS61139477U - - Google Patents
Info
- Publication number
- JPS61139477U JPS61139477U JP1986004494U JP449486U JPS61139477U JP S61139477 U JPS61139477 U JP S61139477U JP 1986004494 U JP1986004494 U JP 1986004494U JP 449486 U JP449486 U JP 449486U JP S61139477 U JPS61139477 U JP S61139477U
- Authority
- JP
- Japan
- Prior art keywords
- output signal
- mixer
- amplitude
- receives
- signal
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06G7/22—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating trigonometric functions; for conversion of co-ordinates; for computations involving vector quantities
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Mathematical Analysis (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Measuring Phase Differences (AREA)
- Measurement Of Current Or Voltage (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/740,689 US4092724A (en) | 1976-11-05 | 1976-11-05 | Polar converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61139477U true JPS61139477U (enExample) | 1986-08-29 |
| JPS6145492Y2 JPS6145492Y2 (enExample) | 1986-12-20 |
Family
ID=24977618
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13141977A Pending JPS5358271A (en) | 1976-11-05 | 1977-11-01 | Signal generation circuit for generating signals representing amplitude ratio and phase relation of two input signals |
| JP1986004494U Expired JPS6145492Y2 (enExample) | 1976-11-05 | 1986-01-16 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13141977A Pending JPS5358271A (en) | 1976-11-05 | 1977-11-01 | Signal generation circuit for generating signals representing amplitude ratio and phase relation of two input signals |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4092724A (enExample) |
| JP (2) | JPS5358271A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5621769U (enExample) * | 1979-07-26 | 1981-02-26 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3740750A (en) * | 1962-08-29 | 1973-06-19 | North American Aviation Inc | Monopulse receiver system |
| US3720946A (en) * | 1965-08-19 | 1973-03-13 | Bendix Corp | Logarithmic receiver device which compensates for received signal strength |
| US3532868A (en) * | 1968-07-24 | 1970-10-06 | Electronic Associates | Log multiplier with logarithmic function generator connected in feedback loop of operational amplifier |
| US3792246A (en) * | 1972-11-10 | 1974-02-12 | United Aircraft Corp | Vector angle computer |
| US3849706A (en) * | 1973-10-04 | 1974-11-19 | Westinghouse Electric Corp | Logarithmic computing circuit |
-
1976
- 1976-11-05 US US05/740,689 patent/US4092724A/en not_active Expired - Lifetime
-
1977
- 1977-11-01 JP JP13141977A patent/JPS5358271A/ja active Pending
-
1986
- 1986-01-16 JP JP1986004494U patent/JPS6145492Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US4092724A (en) | 1978-05-30 |
| JPS5358271A (en) | 1978-05-26 |
| JPS6145492Y2 (enExample) | 1986-12-20 |