BE875525A - Convertisseur de coordonnees, pour la conversion de grandeurs vectorielles polaires en grandeurs vectorielles cartesiennes - Google Patents

Convertisseur de coordonnees, pour la conversion de grandeurs vectorielles polaires en grandeurs vectorielles cartesiennes

Info

Publication number: BE875525A
Authority: BE; Belgium
Prior art keywords: vectoral; quantities; cartesian; polar; conversion
Prior art date: 1978-04-17

Application number

BE0/194559A

Other languages

English (en)

Original Assignee

Siemens Ag

Priority date (The priority date 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 date listed.)

1978-04-17

Filing date

1979-04-12

Publication date

1979-07-31

1979-04-12 Application filed by Siemens Ag filed Critical Siemens Ag

1979-07-31 Publication of BE875525A publication Critical patent/BE875525A/fr

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

Landscapes

Physics & Mathematics (AREA)
Mathematical Physics (AREA)
Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
General Physics & Mathematics (AREA)
Software Systems (AREA)
Pure & Applied Mathematics (AREA)
Mathematical Optimization (AREA)
Mathematical Analysis (AREA)
Computer Hardware Design (AREA)
Algebra (AREA)
Complex Calculations (AREA)
Control Of Ac Motors In General (AREA)
Transmission And Conversion Of Sensor Element Output (AREA)
Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Feedback Control In General (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)

BE0/194559A 1978-04-17 1979-04-12 Convertisseur de coordonnees, pour la conversion de grandeurs vectorielles polaires en grandeurs vectorielles cartesiennes BE875525A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2816614A DE2816614C2 (de)	1978-04-17	1978-04-17	Koordinatenwandler zur Umwandlung von polaren Vektorgrößen in kartesische Vektorgrößen

Publications (1)

Publication Number	Publication Date
BE875525A true BE875525A (fr)	1979-07-31

Family

ID=6037188

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE0/194559A BE875525A (fr)	1978-04-17	1979-04-12	Convertisseur de coordonnees, pour la conversion de grandeurs vectorielles polaires en grandeurs vectorielles cartesiennes

Country Status (13)

Country	Link
US (1)	US4250559A (fr)
JP (1)	JPS54140441A (fr)
AT (1)	AT380579B (fr)
BE (1)	BE875525A (fr)
CH (1)	CH651683A5 (fr)
DE (1)	DE2816614C2 (fr)
DK (1)	DK157279A (fr)
FR (1)	FR2423827B1 (fr)
GB (1)	GB2019068B (fr)
IT (1)	IT1113854B (fr)
LU (1)	LU81151A1 (fr)
NL (1)	NL7902935A (fr)
SE (1)	SE433984B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2919786A1 (de) *	1979-05-16	1980-11-27	Siemens Ag	Pulsbreiten-mehrfachmultiplizierer
US4547803A (en) *	1981-11-27	1985-10-15	Raytheon Company	PPI To raster display scan converter
US6320609B1 (en)	1998-07-10	2001-11-20	Nanometrics Incorporated	System using a polar coordinate stage and continuous image rotation to compensate for stage rotation

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2927734A (en) *	1954-12-30	1960-03-08	Rca Corp	Computing system for electronic resolver
US3457394A (en) *	1966-03-25	1969-07-22	Astrodata Inc	Electronic resolver
US3705980A (en) *	1970-01-02	1972-12-12	Sperry Rand Corp	Controlled magnitude repeater for synchro and resolver signals
DE2012781C3 (de) *	1970-03-18	1974-05-09	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Einrichtung zur Erfassung von Bestimmungsgrößen eines ebenen Vektors
CH539980A (de) *	1971-09-09	1973-07-31	Siemens Ag	Einrichtung zur Erzeugung zweier amplitudenstabilisierter, um 90º elektrisch gegeneinander versetzter, sinusförmiger und frequenzvariabler Wechselspannungen
US3974367A (en) *	1975-11-04	1976-08-10	Arthur Mayer	Solid-state resolver apparatus

1978
- 1978-04-17 DE DE2816614A patent/DE2816614C2/de not_active Expired
1979
- 1979-01-04 CH CH46/79A patent/CH651683A5/de not_active IP Right Cessation
- 1979-04-04 US US06/027,152 patent/US4250559A/en not_active Expired - Lifetime
- 1979-04-10 SE SE7903183A patent/SE433984B/sv not_active IP Right Cessation
- 1979-04-11 FR FR7909221A patent/FR2423827B1/fr not_active Expired
- 1979-04-11 IT IT21758/79A patent/IT1113854B/it active
- 1979-04-12 GB GB7913101A patent/GB2019068B/en not_active Expired
- 1979-04-12 BE BE0/194559A patent/BE875525A/fr not_active IP Right Cessation
- 1979-04-12 NL NL7902935A patent/NL7902935A/xx unknown
- 1979-04-13 AT AT0279879A patent/AT380579B/de not_active IP Right Cessation
- 1979-04-13 LU LU81151A patent/LU81151A1/de unknown
- 1979-04-17 JP JP4713379A patent/JPS54140441A/ja active Pending
- 1979-04-17 DK DK157279A patent/DK157279A/da not_active IP Right Cessation

Also Published As

Publication number	Publication date
IT7921758A0 (it)	1979-04-11
GB2019068B (en)	1982-09-08
JPS54140441A (en)	1979-10-31
NL7902935A (nl)	1979-10-19
US4250559A (en)	1981-02-10
CH651683A5 (de)	1985-09-30
DK157279A (da)	1979-10-18
AT380579B (de)	1986-06-10
DE2816614C2 (de)	1980-02-21
ATA279879A (de)	1985-10-15
FR2423827A1 (fr)	1979-11-16
SE433984B (sv)	1984-06-25
GB2019068A (en)	1979-10-24
IT1113854B (it)	1986-01-27
FR2423827B1 (fr)	1986-04-25
SE7903183L (sv)	1979-10-18
DE2816614B1 (de)	1979-06-13
LU81151A1 (de)	1979-06-19

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Legal Events

Date

Code

Title

Description

1989-10-31

RE

Patent lapsed

Owner name: SIEMENS A.G.

Effective date: 19890430