NL7206223A - - Google Patents

Info

Publication number: NL7206223A
Authority: NL; Netherlands

Application number

NL7206223A

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.)

1971-05-07

Filing date

1972-05-08

Publication date

1972-11-09

1972-05-08 Application filed filed Critical

1972-11-09 Publication of NL7206223A publication Critical patent/NL7206223A/xx

Classifications

- 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
- G06F1/025—Digital function generators for functions having two-valued amplitude, e.g. Walsh functions
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/02—Rotary gyroscopes
- G01C19/34—Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes
- G01C19/38—Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes with north-seeking action by other than magnetic means, e.g. gyrocompasses using earth's rotation
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2101/00—Indexing scheme relating to the type of digital function generated
- G06F2101/04—Trigonometric functions
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise

Landscapes

Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Remote Sensing (AREA)
Geology (AREA)
General Life Sciences & Earth Sciences (AREA)
Radar, Positioning & Navigation (AREA)
Life Sciences & Earth Sciences (AREA)
General Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Gyroscopes (AREA)
Analogue/Digital Conversion (AREA)
Arrangements For Transmission Of Measured Signals (AREA)
Transmission And Conversion Of Sensor Element Output (AREA)
Measurement Of Unknown Time Intervals (AREA)

NL7206223A 1971-05-07 1972-05-08 NL7206223A (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NO1731/71A NO131221C (xx)	1971-05-07	1971-05-07

Publications (1)

Publication Number	Publication Date
NL7206223A true NL7206223A (xx)	1972-11-09

Family

ID=19878396

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7206223A NL7206223A (xx)	1971-05-07	1972-05-08

Country Status (7)

Country	Link
US (1)	US3787835A (xx)
DE (1)	DE2221908A1 (xx)
ES (1)	ES402463A1 (xx)
FR (1)	FR2137607B1 (xx)
GB (1)	GB1388717A (xx)
NL (1)	NL7206223A (xx)
NO (1)	NO131221C (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4067007A (en) *	1976-01-05	1978-01-03	Raytheon Company	Adaptive compass drive system
US4097922A (en) *	1976-11-08	1978-06-27	The United States Of America As Represented By The Secretary Of The Navy	Automatic real time navigation communicator
US4428053A (en)	1981-06-29	1984-01-24	Raytheon Company	Adaptive compass and north stabilization drive system
US4929943A (en) *	1988-07-01	1990-05-29	Sperry Marine, Inc.	Marine compass rate-of-turn indicator
CN108709547B (zh) *	2018-03-14	2023-06-27	中船航海科技有限责任公司	一种用于陀螺罗经的航向测量发送装置及其测量方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3028589A (en) *	1959-04-06	1962-04-03	Gen Dynamics Corp	Motion digitizer
US3440644A (en) *	1965-04-21	1969-04-22	Gen Precision Systems Inc	Synchro-to-digital converter
US3533097A (en) *	1965-04-26	1970-10-06	Whittaker Corp	Digital automatic synchro converter
US3573801A (en) *	1968-01-18	1971-04-06	Bendix Corp	Synchro to digital converter

1971
- 1971-05-07 NO NO1731/71A patent/NO131221C/no unknown
1972
- 1972-05-04 DE DE19722221908 patent/DE2221908A1/de active Pending
- 1972-05-04 GB GB2083572A patent/GB1388717A/en not_active Expired
- 1972-05-05 US US00250517A patent/US3787835A/en not_active Expired - Lifetime
- 1972-05-06 ES ES402463A patent/ES402463A1/es not_active Expired
- 1972-05-08 FR FR7216324A patent/FR2137607B1/fr not_active Expired
- 1972-05-08 NL NL7206223A patent/NL7206223A/xx unknown

Also Published As

Publication number	Publication date
US3787835A (en)	1974-01-22
FR2137607A1 (xx)	1972-12-29
NO131221B (xx)	1975-01-13
FR2137607B1 (xx)	1978-03-03
DE2221908A1 (de)	1972-11-23
ES402463A1 (es)	1975-04-01
GB1388717A (en)	1975-03-26
NO131221C (xx)	1975-04-30

Publication	Publication Date	Title
FR2137607B1 (xx)	1978-03-03
AU2658571A (xx)	1972-09-21
AU2691671A (xx)	1972-09-28
AU3005371A (xx)	1972-12-21
AU2564071A (xx)	1972-08-24
AU2684071A (xx)	1972-09-28
AU2742671A (xx)	1972-10-12
AU2894671A (xx)	1972-11-23
AU2941471A (xx)	1972-11-30
AU2952271A (xx)	1972-12-07
AU2726271A (xx)	1972-10-05
AU2854371A (xx)	1972-11-09
AU2503871A (xx)	1972-08-10
AU3038671A (xx)	1973-01-04
AU3025871A (xx)	1973-01-04
AU2755871A (xx)	1972-10-19
AU2963771A (xx)	1972-12-07
AU2577671A (xx)	1972-08-24
AU2588771A (xx)	1972-08-31
AU2940971A (xx)	1972-11-30
AU2938071A (xx)	1972-11-30
AU2930871A (xx)	1972-11-30
AU2927871A (xx)	1972-11-30
AU2907471A (xx)	1972-11-23
AU2654071A (xx)	1972-09-21