GB2081910B - Azimuth measurement from an unstable platform - Google Patents

Azimuth measurement from an unstable platform

Info

Publication number
GB2081910B
GB2081910B GB8123804A GB8123804A GB2081910B GB 2081910 B GB2081910 B GB 2081910B GB 8123804 A GB8123804 A GB 8123804A GB 8123804 A GB8123804 A GB 8123804A GB 2081910 B GB2081910 B GB 2081910B
Authority
GB
United Kingdom
Prior art keywords
azimuth measurement
unstable platform
unstable
platform
azimuth
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.)
Expired
Application number
GB8123804A
Other versions
GB2081910A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
OILFIELD HYDROGRAPHIC SYSTEMS
Original Assignee
OILFIELD HYDROGRAPHIC SYSTEMS
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.)
Filing date
Publication date
Application filed by OILFIELD HYDROGRAPHIC SYSTEMS filed Critical OILFIELD HYDROGRAPHIC SYSTEMS
Priority to GB8123804A priority Critical patent/GB2081910B/en
Publication of GB2081910A publication Critical patent/GB2081910A/en
Application granted granted Critical
Publication of GB2081910B publication Critical patent/GB2081910B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/02—Details
    • G01C3/04—Adaptation of rangefinders for combination with telescopes or binoculars
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C1/00—Measuring angles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Navigation (AREA)
GB8123804A 1980-08-14 1981-08-04 Azimuth measurement from an unstable platform Expired GB2081910B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8123804A GB2081910B (en) 1980-08-14 1981-08-04 Azimuth measurement from an unstable platform

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8026480 1980-08-14
GB8123804A GB2081910B (en) 1980-08-14 1981-08-04 Azimuth measurement from an unstable platform

Publications (2)

Publication Number Publication Date
GB2081910A GB2081910A (en) 1982-02-24
GB2081910B true GB2081910B (en) 1984-06-20

Family

ID=26276548

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8123804A Expired GB2081910B (en) 1980-08-14 1981-08-04 Azimuth measurement from an unstable platform

Country Status (1)

Country Link
GB (1) GB2081910B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2935047B2 (en) * 1990-03-13 1999-08-16 カシオ計算機株式会社 Electronic compass
US5269065A (en) * 1990-03-20 1993-12-14 Casio Computer Co., Ltd. Compass including means for displaying constellation data
US5216816A (en) * 1990-03-20 1993-06-08 Casio Computer Co., Ltd. Compass
DE102013001839A1 (en) * 2013-02-04 2014-08-07 Raytheon Anschütz Gmbh Bearing device placed on bridge of ship, has trigger device released to activate transmission unit for transferring current rotational angle value to external navigation apparatus

Also Published As

Publication number Publication date
GB2081910A (en) 1982-02-24

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20010803