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DE60004414D1 - Kreisel - Google Patents

Kreisel

Info

Publication number
DE60004414D1
DE60004414D1 DE60004414T DE60004414T DE60004414D1 DE 60004414 D1 DE60004414 D1 DE 60004414D1 DE 60004414 T DE60004414 T DE 60004414T DE 60004414 T DE60004414 T DE 60004414T DE 60004414 D1 DE60004414 D1 DE 60004414D1
Authority
DE
Germany
Prior art keywords
roundabout
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 - Fee Related
Application number
DE60004414T
Other languages
English (en)
Other versions
DE60004414T2 (de
Inventor
Takahiro Numai
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of DE60004414D1 publication Critical patent/DE60004414D1/de
Application granted granted Critical
Publication of DE60004414T2 publication Critical patent/DE60004414T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01C19/58—Turn-sensitive devices without moving masses
    • G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
    • G01C19/66—Ring laser gyrometers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
  • Semiconductor Lasers (AREA)
  • Lasers (AREA)
DE60004414T 1999-02-10 2000-02-09 Kreisel Expired - Fee Related DE60004414T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP3327599 1999-02-10
JP3327699 1999-02-10
JP3327599 1999-02-10
JP3327699 1999-02-10
JP2000025574A JP2000298024A (ja) 1999-02-10 2000-02-02 ジャイロ
JP2000025574 2000-02-02

Publications (2)

Publication Number Publication Date
DE60004414D1 true DE60004414D1 (de) 2003-09-18
DE60004414T2 DE60004414T2 (de) 2004-07-08

Family

ID=27288020

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60004414T Expired - Fee Related DE60004414T2 (de) 1999-02-10 2000-02-09 Kreisel

Country Status (4)

Country Link
US (1) US6351311B1 (de)
EP (1) EP1028308B1 (de)
JP (1) JP2000298024A (de)
DE (1) DE60004414T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6631002B1 (en) * 1999-11-11 2003-10-07 Canon Kabushiki Kaisha Control of laser beams in a ring laser gyro
US6574257B1 (en) * 2000-02-01 2003-06-03 Siros Technologies, Inc. Near-field laser and detector apparatus and method
JP2005249547A (ja) * 2004-03-03 2005-09-15 Advanced Telecommunication Research Institute International 半導体レーザジャイロ
JP5902267B1 (ja) * 2014-09-19 2016-04-13 株式会社東芝 半導体発光素子
US9212912B1 (en) 2014-10-24 2015-12-15 Honeywell International Inc. Ring laser gyroscope on a chip with doppler-broadened gain medium
CN116799614A (zh) * 2022-03-16 2023-09-22 中国科学院苏州纳米技术与纳米仿生研究所 一种外光注入锁定激光器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3323411A (en) * 1964-06-29 1967-06-06 Honeywell Inc Apparatus for measuring angular velocity having phase and amplitude control means
US3697181A (en) * 1967-03-14 1972-10-10 Sperry Rand Corp Ring laser having amplitude and phase controlled crossed-beam anti-locking feedback
JPS5743486A (en) 1980-08-13 1982-03-11 Agency Of Ind Science & Technol Semiconductor ring laser device
US4807998A (en) * 1986-03-25 1989-02-28 Honeywell Inc. Ring laser having amplitude and phase controlled externally injected back scatter
US4801206A (en) * 1986-06-04 1989-01-31 Litton Systems, Inc. Simplified ring laser gyroscope dither control and method
FR2655485B1 (fr) * 1989-12-01 1992-02-21 Thomson Csf Dispositif laser a cavite en anneau.
JPH04174317A (ja) 1990-11-07 1992-06-22 Nippon Telegr & Teleph Corp <Ntt> 半導体レーザジャイロ
JP3221576B2 (ja) 1992-04-06 2001-10-22 日本電信電話株式会社 半導体レーザジャイロ

Also Published As

Publication number Publication date
EP1028308A3 (de) 2001-10-17
EP1028308B1 (de) 2003-08-13
EP1028308A2 (de) 2000-08-16
JP2000298024A (ja) 2000-10-24
US6351311B1 (en) 2002-02-26
DE60004414T2 (de) 2004-07-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee