DE69501078D1 - Optisches bewegungserfassungssystem - Google Patents

Optisches bewegungserfassungssystem

Info

Publication number
DE69501078D1
DE69501078D1 DE69501078T DE69501078T DE69501078D1 DE 69501078 D1 DE69501078 D1 DE 69501078D1 DE 69501078 T DE69501078 T DE 69501078T DE 69501078 T DE69501078 T DE 69501078T DE 69501078 D1 DE69501078 D1 DE 69501078D1
Authority
DE
Germany
Prior art keywords
detection system
motion detection
optical motion
optical
motion
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
DE69501078T
Other languages
English (en)
Other versions
DE69501078T2 (de
Inventor
Maxwell Hadley
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.)
Stewart Hughes Ltd
Original Assignee
Stewart Hughes Ltd
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 Stewart Hughes Ltd filed Critical Stewart Hughes Ltd
Publication of DE69501078D1 publication Critical patent/DE69501078D1/de
Application granted granted Critical
Publication of DE69501078T2 publication Critical patent/DE69501078T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/008—Rotors tracking or balancing devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
DE69501078T 1994-02-11 1995-02-10 Optisches bewegungserfassungssystem Expired - Fee Related DE69501078T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9402705A GB2286666A (en) 1994-02-11 1994-02-11 An optical tracker system
PCT/GB1995/000281 WO1995021765A1 (en) 1994-02-11 1995-02-10 An optical tracker system

Publications (2)

Publication Number Publication Date
DE69501078D1 true DE69501078D1 (de) 1998-01-02
DE69501078T2 DE69501078T2 (de) 1998-06-25

Family

ID=10750279

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69501078T Expired - Fee Related DE69501078T2 (de) 1994-02-11 1995-02-10 Optisches bewegungserfassungssystem

Country Status (8)

Country Link
US (1) US5929431A (de)
EP (1) EP0742771B1 (de)
JP (1) JPH09509483A (de)
CA (1) CA2182566A1 (de)
DE (1) DE69501078T2 (de)
GB (1) GB2286666A (de)
NO (1) NO307248B1 (de)
WO (1) WO1995021765A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8041520B2 (en) * 2007-09-26 2011-10-18 Gilbert Ronald Mesec Method to detect mechanical faults and dynamic instability in rotor systems of helicopters, tilt rotor aircraft, and whirl towers
US8909453B2 (en) 2012-01-12 2014-12-09 Bell-Helicopter Textron Inc. System and method of measuring and monitoring torque in a rotorcraft drive system
US10065732B2 (en) * 2012-08-21 2018-09-04 Technology For Energy Corporation Systems and methods of tracking rotor blades
EP2821873B1 (de) 2013-07-02 2016-10-05 Bell Helicopter Textron Inc. System und Verfahren zur Bestimmung der Nutzung von Komponenten eines Hubschraubers durch Drehmoment-Messungen
US9632000B1 (en) 2014-01-27 2017-04-25 RMCI, Inc. Track measurement by phase-based signal extraction
US9599711B2 (en) * 2014-07-15 2017-03-21 Honeywell International Inc. Active blade tracker and related systems and methods
US9815565B1 (en) * 2015-03-02 2017-11-14 RPX Technologies, Inc. Tracker and vibration analysis system
US20170008621A1 (en) * 2015-07-08 2017-01-12 Honeywell International Inc. Accurate object detection in free space using controlled light source techniques
GB2548085B (en) * 2016-02-29 2019-12-25 Ge Aviation Systems Llc A system and method for coordinating a propeller with an electronic engine control

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2960908A (en) * 1956-01-26 1960-11-22 Chicago Aerial Ind Inc Parallax interval sensing device
US3023317A (en) * 1956-01-26 1962-02-27 Chicago Aerial Ind Inc Parallax interval sensing device
US3002420A (en) * 1958-04-23 1961-10-03 Chicago Aerial Ind Inc Parallax interval sensing device
DE1224777B (de) * 1961-06-16 1966-09-15 Licentia Gmbh Steuereinrichtung fuer Code-Rasterspuren in Doppel- oder V-Ablesung abtastende Signalgeber
US3286252A (en) * 1963-11-15 1966-11-15 Gen Precision Inc Capacity encoder
GB1411548A (en) * 1972-03-02 1975-10-29 Lucas Industries Ltd Position transducers
US3938762A (en) * 1974-05-20 1976-02-17 Textron, Inc. Rotor blade force track sensing system and automatic span tracking system
US4258255A (en) * 1979-04-23 1981-03-24 American District Telegraph Company Infrared intrusion detection system
GB2076606B (en) * 1980-05-22 1984-05-02 Solartron Electronic Group Weapon effect simulators
DE3128256A1 (de) * 1981-07-17 1983-02-03 Richard Hirschmann Radiotechnisches Werk, 7300 Esslingen Bewegungsmelder zur raumueberwachung
FR2549321B1 (fr) * 1983-06-21 1986-04-11 Thomson Csf Procede d'augmentation de portee, et notamment de protection contre le brouillage, d'un systeme d'aide a l'atterrissage de type mls, et dispositifs de mise en oeuvre d'un tel procede
EP0208399B1 (de) * 1985-05-16 1989-03-01 Stewart Hughes Limited System zum Erfassen einer Bewegung
ATE94495T1 (de) * 1988-01-13 1993-10-15 Stewart Hughes Ltd Vorrichtung und verfahren zum verfolgen eines rotorblatts, um zugehoerige parameter festzustellen.
US5253531A (en) * 1992-04-10 1993-10-19 Walker Dana A System and method for monitoring torsional vibrations and operating parameters of rotating shafts

Also Published As

Publication number Publication date
GB9402705D0 (en) 1994-04-06
EP0742771A1 (de) 1996-11-20
NO307248B1 (no) 2000-03-06
EP0742771B1 (de) 1997-11-19
NO963328L (no) 1996-09-26
US5929431A (en) 1999-07-27
GB2286666A (en) 1995-08-23
WO1995021765A1 (en) 1995-08-17
JPH09509483A (ja) 1997-09-22
DE69501078T2 (de) 1998-06-25
NO963328D0 (no) 1996-08-09
CA2182566A1 (en) 1995-08-17

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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