JPS5524137B2 - - Google Patents
Info
- Publication number
- JPS5524137B2 JPS5524137B2 JP1679575A JP1679575A JPS5524137B2 JP S5524137 B2 JPS5524137 B2 JP S5524137B2 JP 1679575 A JP1679575 A JP 1679575A JP 1679575 A JP1679575 A JP 1679575A JP S5524137 B2 JPS5524137 B2 JP S5524137B2
- 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.)
- Expired
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 specially adapted therefor
- G06G7/22—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor for evaluating trigonometric functions; for conversion of co-ordinates; for computations involving vector quantities
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/295—Means for transforming co-ordinates or for evaluating data, e.g. using computers
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
- G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
- G06F7/544—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices for evaluating functions by calculation
- G06F7/548—Trigonometric functions; Co-ordinate transformations
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Computational Mathematics (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Algebra (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US44517974A | 1974-02-25 | 1974-02-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50116295A JPS50116295A (it) | 1975-09-11 |
| JPS5524137B2 true JPS5524137B2 (it) | 1980-06-27 |
Family
ID=23767892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1679575A Expired JPS5524137B2 (it) | 1974-02-25 | 1975-02-08 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5524137B2 (it) |
| CA (1) | CA1035025A (it) |
| DE (1) | DE2508131A1 (it) |
| GB (1) | GB1486138A (it) |
| IT (1) | IT1026445B (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54159139A (en) * | 1978-06-05 | 1979-12-15 | Arekuseeeuna Zoorina Nadezuda | Digital computer |
| US4241412A (en) * | 1979-03-16 | 1980-12-23 | Diasonics, Inc. | Polar to cartesian mapping apparatus and method |
-
1975
- 1975-01-08 CA CA217,556A patent/CA1035025A/en not_active Expired
- 1975-01-23 IT IT4781775A patent/IT1026445B/it active
- 1975-02-08 JP JP1679575A patent/JPS5524137B2/ja not_active Expired
- 1975-02-20 GB GB719975A patent/GB1486138A/en not_active Expired
- 1975-02-25 DE DE19752508131 patent/DE2508131A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| IT1026445B (it) | 1978-09-20 |
| GB1486138A (en) | 1977-09-21 |
| DE2508131A1 (de) | 1975-08-28 |
| JPS50116295A (it) | 1975-09-11 |
| CA1035025A (en) | 1978-07-18 |
| AU7743775A (en) | 1976-07-22 |