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GB2266385B - Head-mounted display apparatus - Google Patents

Head-mounted display apparatus

Info

Publication number
GB2266385B
GB2266385B GB9303413A GB9303413A GB2266385B GB 2266385 B GB2266385 B GB 2266385B GB 9303413 A GB9303413 A GB 9303413A GB 9303413 A GB9303413 A GB 9303413A GB 2266385 B GB2266385 B GB 2266385B
Authority
GB
United Kingdom
Prior art keywords
head
display apparatus
mounted display
display
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
GB9303413A
Other versions
GB2266385A (en
GB9303413D0 (en
Inventor
Neil Anthony Fox
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Publication of GB9303413D0 publication Critical patent/GB9303413D0/en
Publication of GB2266385A publication Critical patent/GB2266385A/en
Application granted granted Critical
Publication of GB2266385B publication Critical patent/GB2266385B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/0406—Accessories for helmets
    • A42B3/042—Optical devices
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0132—Head-up displays characterised by optical features comprising binocular systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0149—Head-up displays characterised by mechanical features
    • G02B2027/015—Head-up displays characterised by mechanical features involving arrangement aiming to get less bulky devices
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0149—Head-up displays characterised by mechanical features
    • G02B2027/0152—Head-up displays characterised by mechanical features involving arrangement aiming to get lighter or better balanced devices
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
GB9303413A 1992-04-22 1993-02-19 Head-mounted display apparatus Expired - Fee Related GB2266385B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929208705A GB9208705D0 (en) 1992-04-22 1992-04-22 Head-mounted display assemblies

Publications (3)

Publication Number Publication Date
GB9303413D0 GB9303413D0 (en) 1993-04-07
GB2266385A GB2266385A (en) 1993-10-27
GB2266385B true GB2266385B (en) 1995-07-19

Family

ID=10714380

Family Applications (2)

Application Number Title Priority Date Filing Date
GB929208705A Pending GB9208705D0 (en) 1992-04-22 1992-04-22 Head-mounted display assemblies
GB9303413A Expired - Fee Related GB2266385B (en) 1992-04-22 1993-02-19 Head-mounted display apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB929208705A Pending GB9208705D0 (en) 1992-04-22 1992-04-22 Head-mounted display assemblies

Country Status (1)

Country Link
GB (2) GB9208705D0 (en)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5526022A (en) 1993-01-06 1996-06-11 Virtual I/O, Inc. Sourceless orientation sensor
US5619377A (en) 1992-02-07 1997-04-08 Virtual I/O, Inc. Optically corrected helmet mounted display
US5864326A (en) 1992-02-07 1999-01-26 I-O Display Systems Llc Depixelated visual display
US5903395A (en) 1994-08-31 1999-05-11 I-O Display Systems Llc Personal visual display system
US5903396A (en) 1997-10-17 1999-05-11 I/O Display Systems, Llc Intensified visual display
US5982553A (en) 1997-03-20 1999-11-09 Silicon Light Machines Display device incorporating one-dimensional grating light-valve array
US6088102A (en) 1997-10-31 2000-07-11 Silicon Light Machines Display apparatus including grating light-valve array and interferometric optical system
US6101036A (en) 1998-06-23 2000-08-08 Silicon Light Machines Embossed diffraction grating alone and in combination with changeable image display
US6130770A (en) 1998-06-23 2000-10-10 Silicon Light Machines Electron gun activated grating light valve
US6215579B1 (en) 1998-06-24 2001-04-10 Silicon Light Machines Method and apparatus for modulating an incident light beam for forming a two-dimensional image
US6271808B1 (en) 1998-06-05 2001-08-07 Silicon Light Machines Stereo head mounted display using a single display device
US6928207B1 (en) 2002-12-12 2005-08-09 Silicon Light Machines Corporation Apparatus for selectively blocking WDM channels
US7891818B2 (en) 2006-12-12 2011-02-22 Evans & Sutherland Computer Corporation System and method for aligning RGB light in a single modulator projector
US8077378B1 (en) 2008-11-12 2011-12-13 Evans & Sutherland Computer Corporation Calibration system and method for light modulation device
US8358317B2 (en) 2008-05-23 2013-01-22 Evans & Sutherland Computer Corporation System and method for displaying a planar image on a curved surface
US8702248B1 (en) 2008-06-11 2014-04-22 Evans & Sutherland Computer Corporation Projection method for reducing interpixel gaps on a viewing surface

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5483307A (en) * 1994-09-29 1996-01-09 Texas Instruments, Inc. Wide field of view head-mounted display
EP1072934A3 (en) * 1995-08-25 2002-05-29 Massachusetts Institute Of Technology VLSI visual display
US5742373A (en) * 1995-10-13 1998-04-21 Massachusetts Institute Of Technology Color microdisplays and methods of manufacturing same
FR2742636B1 (en) * 1995-12-26 1998-02-06 Sextant Avionique HELMET WITH NIGHT VISION DEVICE WITH OPTIMIZED SAFETY AND ERGONOMICS
US6872984B1 (en) 1998-07-29 2005-03-29 Silicon Light Machines Corporation Method of sealing a hermetic lid to a semiconductor die at an angle
US7177081B2 (en) 2001-03-08 2007-02-13 Silicon Light Machines Corporation High contrast grating light valve type device
US6782205B2 (en) 2001-06-25 2004-08-24 Silicon Light Machines Method and apparatus for dynamic equalization in wavelength division multiplexing
US6686977B2 (en) 2001-07-24 2004-02-03 Three-Five Systems, Inc. Liquid crystal on silicon device
US6829092B2 (en) 2001-08-15 2004-12-07 Silicon Light Machines, Inc. Blazed grating light valve
US6785001B2 (en) 2001-08-21 2004-08-31 Silicon Light Machines, Inc. Method and apparatus for measuring wavelength jitter of light signal
US6930364B2 (en) 2001-09-13 2005-08-16 Silicon Light Machines Corporation Microelectronic mechanical system and methods
US6956995B1 (en) 2001-11-09 2005-10-18 Silicon Light Machines Corporation Optical communication arrangement
US6800238B1 (en) 2002-01-15 2004-10-05 Silicon Light Machines, Inc. Method for domain patterning in low coercive field ferroelectrics
US6767751B2 (en) 2002-05-28 2004-07-27 Silicon Light Machines, Inc. Integrated driver process flow
US6839479B2 (en) 2002-05-29 2005-01-04 Silicon Light Machines Corporation Optical switch
US7054515B1 (en) 2002-05-30 2006-05-30 Silicon Light Machines Corporation Diffractive light modulator-based dynamic equalizer with integrated spectral monitor
US6822797B1 (en) 2002-05-31 2004-11-23 Silicon Light Machines, Inc. Light modulator structure for producing high-contrast operation using zero-order light
US6908201B2 (en) 2002-06-28 2005-06-21 Silicon Light Machines Corporation Micro-support structures
US6813059B2 (en) 2002-06-28 2004-11-02 Silicon Light Machines, Inc. Reduced formation of asperities in contact micro-structures
US6801354B1 (en) 2002-08-20 2004-10-05 Silicon Light Machines, Inc. 2-D diffraction grating for substantially eliminating polarization dependent losses
US7057795B2 (en) 2002-08-20 2006-06-06 Silicon Light Machines Corporation Micro-structures with individually addressable ribbon pairs
US6712480B1 (en) 2002-09-27 2004-03-30 Silicon Light Machines Controlled curvature of stressed micro-structures
US7057819B1 (en) 2002-12-17 2006-06-06 Silicon Light Machines Corporation High contrast tilting ribbon blazed grating
US6987600B1 (en) 2002-12-17 2006-01-17 Silicon Light Machines Corporation Arbitrary phase profile for better equalization in dynamic gain equalizer
US6934070B1 (en) 2002-12-18 2005-08-23 Silicon Light Machines Corporation Chirped optical MEM device
US6927891B1 (en) 2002-12-23 2005-08-09 Silicon Light Machines Corporation Tilt-able grating plane for improved crosstalk in 1×N blaze switches
US7068372B1 (en) 2003-01-28 2006-06-27 Silicon Light Machines Corporation MEMS interferometer-based reconfigurable optical add-and-drop multiplexor
US7286764B1 (en) 2003-02-03 2007-10-23 Silicon Light Machines Corporation Reconfigurable modulator-based optical add-and-drop multiplexer
US6947613B1 (en) 2003-02-11 2005-09-20 Silicon Light Machines Corporation Wavelength selective switch and equalizer
US6922272B1 (en) 2003-02-14 2005-07-26 Silicon Light Machines Corporation Method and apparatus for leveling thermal stress variations in multi-layer MEMS devices
US7391973B1 (en) 2003-02-28 2008-06-24 Silicon Light Machines Corporation Two-stage gain equalizer
US7046420B1 (en) 2003-02-28 2006-05-16 Silicon Light Machines Corporation MEM micro-structures and methods of making the same
US6806997B1 (en) 2003-02-28 2004-10-19 Silicon Light Machines, Inc. Patterned diffractive light modulator ribbon for PDL reduction
US6922273B1 (en) 2003-02-28 2005-07-26 Silicon Light Machines Corporation PDL mitigation structure for diffractive MEMS and gratings
US7027202B1 (en) 2003-02-28 2006-04-11 Silicon Light Machines Corp Silicon substrate as a light modulator sacrificial layer
US6829077B1 (en) 2003-02-28 2004-12-07 Silicon Light Machines, Inc. Diffractive light modulator with dynamically rotatable diffraction plane
US7042611B1 (en) 2003-03-03 2006-05-09 Silicon Light Machines Corporation Pre-deflected bias ribbons
US9641826B1 (en) 2011-10-06 2017-05-02 Evans & Sutherland Computer Corporation System and method for displaying distant 3-D stereo on a dome surface
GB2501292A (en) * 2012-04-19 2013-10-23 Bae Systems Plc A display

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778016A (en) * 1972-10-24 1973-12-11 Peterson Manuf Co Article mount
GB1459814A (en) * 1974-10-15 1976-12-31 Honeywell Inc Head mounted display device
GB1533859A (en) * 1975-04-29 1978-11-29 Elliott Bros Headgear incorporating optical display systems
EP0365406A1 (en) * 1988-10-21 1990-04-25 Thomson-Csf Optical collimating system for a helmet visual
US4997263A (en) * 1989-06-12 1991-03-05 Allied-Signal Inc. Ambient light illuminated liquid crystal display system
WO1991004508A2 (en) * 1989-09-14 1991-04-04 General Electric Company Helmet mounted display
US5034732A (en) * 1988-02-05 1991-07-23 Yazaki Corporation Head up display apparatus for automotive vehicle

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778016A (en) * 1972-10-24 1973-12-11 Peterson Manuf Co Article mount
GB1459814A (en) * 1974-10-15 1976-12-31 Honeywell Inc Head mounted display device
GB1533859A (en) * 1975-04-29 1978-11-29 Elliott Bros Headgear incorporating optical display systems
US5034732A (en) * 1988-02-05 1991-07-23 Yazaki Corporation Head up display apparatus for automotive vehicle
EP0365406A1 (en) * 1988-10-21 1990-04-25 Thomson-Csf Optical collimating system for a helmet visual
US4997263A (en) * 1989-06-12 1991-03-05 Allied-Signal Inc. Ambient light illuminated liquid crystal display system
WO1991004508A2 (en) * 1989-09-14 1991-04-04 General Electric Company Helmet mounted display

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5619377A (en) 1992-02-07 1997-04-08 Virtual I/O, Inc. Optically corrected helmet mounted display
US5642227A (en) 1992-02-07 1997-06-24 Virtual I/O, Inc. Optical correction for virtual reality and heads up displays
US5864326A (en) 1992-02-07 1999-01-26 I-O Display Systems Llc Depixelated visual display
US5949583A (en) 1992-02-07 1999-09-07 I-O Display Systems Llc Head-mounted display with image generator, fold mirror and mirror for transmission to the eye position of the user
US5526022A (en) 1993-01-06 1996-06-11 Virtual I/O, Inc. Sourceless orientation sensor
US5903395A (en) 1994-08-31 1999-05-11 I-O Display Systems Llc Personal visual display system
US5982553A (en) 1997-03-20 1999-11-09 Silicon Light Machines Display device incorporating one-dimensional grating light-valve array
US5903396A (en) 1997-10-17 1999-05-11 I/O Display Systems, Llc Intensified visual display
US6088102A (en) 1997-10-31 2000-07-11 Silicon Light Machines Display apparatus including grating light-valve array and interferometric optical system
US6271808B1 (en) 1998-06-05 2001-08-07 Silicon Light Machines Stereo head mounted display using a single display device
US6101036A (en) 1998-06-23 2000-08-08 Silicon Light Machines Embossed diffraction grating alone and in combination with changeable image display
US6130770A (en) 1998-06-23 2000-10-10 Silicon Light Machines Electron gun activated grating light valve
US6215579B1 (en) 1998-06-24 2001-04-10 Silicon Light Machines Method and apparatus for modulating an incident light beam for forming a two-dimensional image
US6928207B1 (en) 2002-12-12 2005-08-09 Silicon Light Machines Corporation Apparatus for selectively blocking WDM channels
US7891818B2 (en) 2006-12-12 2011-02-22 Evans & Sutherland Computer Corporation System and method for aligning RGB light in a single modulator projector
US8358317B2 (en) 2008-05-23 2013-01-22 Evans & Sutherland Computer Corporation System and method for displaying a planar image on a curved surface
US8702248B1 (en) 2008-06-11 2014-04-22 Evans & Sutherland Computer Corporation Projection method for reducing interpixel gaps on a viewing surface
US8077378B1 (en) 2008-11-12 2011-12-13 Evans & Sutherland Computer Corporation Calibration system and method for light modulation device

Also Published As

Publication number Publication date
GB2266385A (en) 1993-10-27
GB9208705D0 (en) 1992-07-22
GB9303413D0 (en) 1993-04-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970219