CA2367864C - Ecran interactif permettant d'afficher des images de synthese qui y sont projetees - Google Patents

Ecran interactif permettant d'afficher des images de synthese qui y sont projetees Download PDF

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Publication number
CA2367864C
CA2367864C CA2367864A CA2367864A CA2367864C CA 2367864 C CA2367864 C CA 2367864C CA 2367864 A CA2367864 A CA 2367864A CA 2367864 A CA2367864 A CA 2367864A CA 2367864 C CA2367864 C CA 2367864C
Authority
CA
Canada
Prior art keywords
computer
screen display
display surface
pressure
control signal
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 - Lifetime
Application number
CA2367864A
Other languages
English (en)
Other versions
CA2367864A1 (fr
Inventor
David A. Martin
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.)
Smart Technologies ULC
Original Assignee
Smart Technologies ULC
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 Smart Technologies ULC filed Critical Smart Technologies ULC
Priority to CA2367864A priority Critical patent/CA2367864C/fr
Priority claimed from CA002058219A external-priority patent/CA2058219C/fr
Publication of CA2367864A1 publication Critical patent/CA2367864A1/fr
Application granted granted Critical
Publication of CA2367864C publication Critical patent/CA2367864C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
    • G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Input By Displaying (AREA)
  • Controls And Circuits For Display Device (AREA)
CA2367864A 1991-10-21 1991-10-21 Ecran interactif permettant d'afficher des images de synthese qui y sont projetees Expired - Lifetime CA2367864C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2367864A CA2367864C (fr) 1991-10-21 1991-10-21 Ecran interactif permettant d'afficher des images de synthese qui y sont projetees

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002058219A CA2058219C (fr) 1991-10-21 1991-10-21 Systeme d'affichage interactif
CA2367864A CA2367864C (fr) 1991-10-21 1991-10-21 Ecran interactif permettant d'afficher des images de synthese qui y sont projetees

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002058219A Division CA2058219C (fr) 1991-10-21 1991-10-21 Systeme d'affichage interactif

Publications (2)

Publication Number Publication Date
CA2367864A1 CA2367864A1 (fr) 1993-04-22
CA2367864C true CA2367864C (fr) 2010-05-25

Family

ID=4148972

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2367864A Expired - Lifetime CA2367864C (fr) 1991-10-21 1991-10-21 Ecran interactif permettant d'afficher des images de synthese qui y sont projetees

Country Status (1)

Country Link
CA (1) CA2367864C (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8115753B2 (en) 2007-04-11 2012-02-14 Next Holdings Limited Touch screen system with hover and click input methods
US8149221B2 (en) 2004-05-07 2012-04-03 Next Holdings Limited Touch panel display system with illumination and detection provided from a single edge
US8289299B2 (en) 2003-02-14 2012-10-16 Next Holdings Limited Touch screen signal processing
US8384693B2 (en) 2007-08-30 2013-02-26 Next Holdings Limited Low profile touch panel systems
US8405636B2 (en) 2008-01-07 2013-03-26 Next Holdings Limited Optical position sensing system and optical position sensor assembly
US8432377B2 (en) 2007-08-30 2013-04-30 Next Holdings Limited Optical touchscreen with improved illumination
US8456447B2 (en) 2003-02-14 2013-06-04 Next Holdings Limited Touch screen signal processing
US8508508B2 (en) 2003-02-14 2013-08-13 Next Holdings Limited Touch screen signal processing with single-point calibration

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6803906B1 (en) 2000-07-05 2004-10-12 Smart Technologies, Inc. Passive touch system and method of detecting user input
US6954197B2 (en) 2002-11-15 2005-10-11 Smart Technologies Inc. Size/scale and orientation determination of a pointer in a camera-based touch system
US7532206B2 (en) 2003-03-11 2009-05-12 Smart Technologies Ulc System and method for differentiating between pointers used to contact touch surface
US7411575B2 (en) 2003-09-16 2008-08-12 Smart Technologies Ulc Gesture recognition method and touch system incorporating the same
US7274356B2 (en) 2003-10-09 2007-09-25 Smart Technologies Inc. Apparatus for determining the location of a pointer within a region of interest
US7355593B2 (en) 2004-01-02 2008-04-08 Smart Technologies, Inc. Pointer tracking across multiple overlapping coordinate input sub-regions defining a generally contiguous input region
US7460110B2 (en) 2004-04-29 2008-12-02 Smart Technologies Ulc Dual mode touch system
US8120596B2 (en) 2004-05-21 2012-02-21 Smart Technologies Ulc Tiled touch system
US9442607B2 (en) 2006-12-04 2016-09-13 Smart Technologies Inc. Interactive input system and method
US8094137B2 (en) 2007-07-23 2012-01-10 Smart Technologies Ulc System and method of detecting contact on a display
US8902193B2 (en) 2008-05-09 2014-12-02 Smart Technologies Ulc Interactive input system and bezel therefor
GB2453672B (en) * 2008-10-21 2009-09-16 Promethean Ltd Registration for interactive whiteboard
US8339378B2 (en) 2008-11-05 2012-12-25 Smart Technologies Ulc Interactive input system with multi-angle reflector
CN104536623B (zh) * 2009-03-25 2018-02-27 上海聚然智能科技有限公司 无线光学触摸屏系统及其用途

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8289299B2 (en) 2003-02-14 2012-10-16 Next Holdings Limited Touch screen signal processing
US8456447B2 (en) 2003-02-14 2013-06-04 Next Holdings Limited Touch screen signal processing
US8466885B2 (en) 2003-02-14 2013-06-18 Next Holdings Limited Touch screen signal processing
US8508508B2 (en) 2003-02-14 2013-08-13 Next Holdings Limited Touch screen signal processing with single-point calibration
US8149221B2 (en) 2004-05-07 2012-04-03 Next Holdings Limited Touch panel display system with illumination and detection provided from a single edge
US8115753B2 (en) 2007-04-11 2012-02-14 Next Holdings Limited Touch screen system with hover and click input methods
US8384693B2 (en) 2007-08-30 2013-02-26 Next Holdings Limited Low profile touch panel systems
US8432377B2 (en) 2007-08-30 2013-04-30 Next Holdings Limited Optical touchscreen with improved illumination
US8405636B2 (en) 2008-01-07 2013-03-26 Next Holdings Limited Optical position sensing system and optical position sensor assembly
US8405637B2 (en) 2008-01-07 2013-03-26 Next Holdings Limited Optical position sensing system and optical position sensor assembly with convex imaging window

Also Published As

Publication number Publication date
CA2367864A1 (fr) 1993-04-22

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