WO2009075444A1 - Procédé de positionnement de panneau d'écran tactile et appareil pour exécuter le procédé - Google Patents

Procédé de positionnement de panneau d'écran tactile et appareil pour exécuter le procédé Download PDF

Info

Publication number
WO2009075444A1
WO2009075444A1 PCT/KR2008/003780 KR2008003780W WO2009075444A1 WO 2009075444 A1 WO2009075444 A1 WO 2009075444A1 KR 2008003780 W KR2008003780 W KR 2008003780W WO 2009075444 A1 WO2009075444 A1 WO 2009075444A1
Authority
WO
WIPO (PCT)
Prior art keywords
positioning
touch screen
central point
contact location
screen panel
Prior art date
Application number
PCT/KR2008/003780
Other languages
English (en)
Inventor
Jeong Jae Lee
Original Assignee
Thinkware Systems Corporation
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 Thinkware Systems Corporation filed Critical Thinkware Systems Corporation
Publication of WO2009075444A1 publication Critical patent/WO2009075444A1/fr

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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]

Definitions

  • the present invention relates to a touch screen panel, and more particularly, to a positioning method of a touch screen panel that can readily perform positioning and variously design a panel shape, and an apparatus for executing the method.
  • a touch screen panel is a pointing device in a planar shape.
  • the touch screen panel is also referred to as a touch pad or a track pad.
  • the touch screen panel is used as an input device for various types of electrical and electronic products such as a computer and the like.
  • the touch screen panel enables information corresponding to a contact location to be input when a user contacts a screen.
  • the existing touch screen panel has been widely used as an input device in various types of fields due to its convenience.
  • the touch screen panel may be classified into a resistive type, an ultrasonic type, an optical type, and the like, depending on an input style.
  • the touch screen panel is installed in a display screen of an image display device such as a liquid crystal display (LCD), a cathode ray type (CRT), a plasma display panel (PDP), an electroluminescence (EL), and the like.
  • LCD liquid crystal display
  • CRT cathode ray type
  • PDP plasma display panel
  • EL electroluminescence
  • a user may contact a predetermined location of the touch screen panel according to information that the user desires to view.
  • a touch screen is installed in a monitor of an automatic transaction machine (ATM) of a bank.
  • ATM automatic transaction machine
  • FIG. 1 is a diagram for describing a method of recognizing coordinates according to a contact location of a user on a conventional touch screen panel.
  • a panel corresponding to a touch region 101 is formed in a square shape.
  • the touch screen panel may determine coordinates (x, y) where the contact occurs and recognize the coordinates (x, y) as a positioning value of the contact location.
  • the region 101 may recognize positioning of the contact location
  • positioning of a contact location may be measured according to coordinates and thus there is some constraint on designing a panel shape.
  • the touch screen panel using the existing positioning method may not be manufactured to match the shape of the image display device. Accordingly, when a panel has a different shape from the image display device, there may be a region where a user contact does not occur. Also, invalid coordinates may increase.
  • An aspect of the present invention provides a positioning method and apparatus of a touch screen panel that can variously design a panel shape. Another aspect of the present invention provides a new positioning method for recognizing a user contact location, and also provides a positioning method and apparatus of a touch screen panel that can reduce an invalid region of a panel.
  • a positioning method of a touch screen panel including: calculating a distance and an angle with respect to a contact location when an external contact occurs in a touch region of a predetermined shape; and recognizing the calculated distance and the angle as a positioning value of the contact location.
  • the touch region may be formed in a polygonal shape or a circular shape that includes at least three lines.
  • the calculating may include: calculating a distance between the contact location and the central point based on the reference line; and calculating an angle between the reference line and a line that is extended from the contact location to the central point, based on the reference line.
  • a positioning apparatus of a touch screen panel including: a panel unit to include a touch region of a predetermined shape; and a positioning value calculator to calculate a distance and an angle with respect to a contact location when an external contact occurs in the touch region, and to recognize the calculated distance and the angle as a positioning value of the contact location.
  • a positioning method that can recognize a user contact location using a distance and an angle, and thereby enabling more simple and easy positioning for the contact location.
  • a positioning method according to embodiments of the present invention may reduce an invalid region of a panel and more variously design a panel shape. Also, although a shape or location of a panel is changed, correction for positioning may be more readily performed. Accordingly, it is possible to expand the product application and improve a usage convenience.
  • FIG. 1 is a diagram for describing a positioning method of a contact location in a conventional touch screen panel
  • FIG. 2 is a flowchart illustrating a positioning method of a touch screen panel according to an embodiment of the present invention
  • FIG. 3 is a diagram for describing a positioning method using a distance and an angle of a contact location in a touch screen panel according to an embodiment of the present invention.
  • FIG. 4 is a diagram illustrating a configuration of a positioning apparatus of a touch screen panel according to an embodiment of the present invention.
  • a touch screen panel according to embodiments of the present invention may be installed in a display screen of an image display device such as a liquid crystal display (LCD), a cathode ray type (CRT), a plasma display panel (PDP), an electroluminescence (EL), and the like. While viewing the display screen of the image display device, a user may contact a predetermined location of the touch screen panel according to information that the user desires to view.
  • LCD liquid crystal display
  • CRT cathode ray type
  • PDP plasma display panel
  • EL electroluminescence
  • the touch screen panel may provide a panel that constitutes a touch region in a polygonal shape or a circular shape consisting of at least three lines.
  • the touch screen panel may recognize a position contacted by the user (hereinafter, referred to as a "contact location") using a new positioning scheme.
  • FIG. 2 is a flowchart illustrating a positioning method of a touch screen panel according to an embodiment of the present invention.
  • the touch screen panel may define a central point and a reference line in a touch region for positioning of a contact location of a user.
  • FIG. 3 is a diagram for describing a positioning method in a touch screen panel according to an embodiment of the present invention.
  • the touch screen panel may provide a touch region 301 in a polygonal shape or a circular shape consisting of at least three lines.
  • a central point 302 and a reference line 303 may be defined with respect to the touch region 301.
  • the central point 302 may be set as a right central location of the touch region 301.
  • the reference line 303 may be set as a line that is extended from the central point 302 to the circumference of the touch region 301.
  • a polygonal shape or a circular shape constituting the touch region 301 may be in a 360-degree rotational type based on the central point 302. Therefore, the reference line 303 may have an angle of about zero to about 360 degrees with respect to the central point 302.
  • the touch screen panel may determine whether an external contact of the user occurs in a predetermined location of the touch region 301.
  • the touch screen panel may calculate a distance and an angle with respect to a contact location based on the central point and the reference line.
  • the touch screen panel may calculate a distance R 305 between the central point 302 and a contact location 304 with respect to the contact location 304 of the user.
  • the touch screen panel may calculate an angle r 306 between the reference line 303 and a line that is extended from the contact location 304 to the central point 302.
  • the touch screen panel may recognize the calculated distance 305 and the angle
  • the positioning value of the contact location 304 may be expressed and recognized in a form of (distance, angle) according to the distance 305 and the angle 306 that are calculated based on the central point 302 and the reference line 303.
  • the touch screen panel may output, as an input signal, information that is predetermined according to the positioning value (distance, angle) of the contact location.
  • a touch screen panel may predefine information corresponding to an input signal target for each positioning value in a touch region. Specifically, when a user contacts a predetermined location of the touch region, the touch screen panel may recognize a positioning value corresponding to the contact location and then output, as an input signal, information that is predetermined with respect to the recognized positioning value.
  • the above positioning method when a location or a shape of a touch screen panel or an image display device for installing the touch screen panel is changed, it is possible to re-set a central point and a reference line of the touch screen panel to a desired location and thereby readily perform correction. Specifically, although information that is predetermined according to a positioning value is not changed, it is possible to perform correction according to the change in a location or shape of the touch screen panel or the image display device by resetting the central point and the reference line.
  • FIG. 4 is a diagram illustrating a configuration of a positioning apparatus of a touch screen panel according to an embodiment of the present invention.
  • the touch screen panel provides the positioning apparatus that includes a panel unit 401, a positioning value calculator 403, and an information output unit 405.
  • the panel unit 401 may provide a touch region for a user to input information.
  • the touch region may be manufactured in various types of shapes such as a polygon, a circle, and the like that includes at least three lines.
  • the positioning value calculator 403 may recognize a positioning value of the contact location. Specifically, the positioning value calculator 403 may pre-set a central point of the touch region and a reference line that is extended from the central point to the circumference of the touch region for positioning of the contact location.
  • the positioning value calculator 403 may calculate a distance between the contact location and the central point based on the set central point.
  • the positioning value calculator 403 may calculate an angle between the reference line and a line that is extended from the contact location to the central point.
  • the positioning value calculator 403 may recognize the calculated distance and the angle as the positioning value of the contact location. Specifically, the positioning value of the contact location may be expressed in a form of (distance, angle).
  • the information output unit 405 may receive the calculated positioning value of the contact location and output, as an input signal, information that is predetermined according to the received positioning value.
  • the touch screen panel may perform positioning of a contact location using a distance with a central point and an angle with a reference line. Through this, it is possible to overcome a design limit of a panel unit providing a touch region and a problem caused by the design limit.
  • the exemplary embodiments of the present invention include computer-readable media including program instructions to implement various operations embodied by a computer.
  • the media may also include, alone or in combination with the program instructions, data files, data structures, tables, and the like.
  • the media and program instructions may be those specially designed and constructed for the purposes of the present invention, or they may be of the kind well known and available to those having skill in the computer software arts.
  • Examples of computer-readable media include magnetic media such as hard disks, floppy disks, and magnetic tape; optical media such as CD ROM disks; magneto-optical media such as floptical disks; and hardware devices that are specially configured to store and perform program instructions, such as readonly memory devices (ROM) and random access memory (RAM).
  • program instructions include both machine code, such as produced by a compiler, and files containing higher level code that may be executed by the computer using an interpreter.

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)

Abstract

L'invention concerne un procédé de positionnement d'un panneau d'écran tactile et un appareil pour exécuter le procédé. Le procédé de positionnement comprend : le calcul d'une distance et d'un angle par rapport à un emplacement de contact lorsqu'un contact externe se produit dans une région tactile d'une forme prédéterminée; et la reconnaissance de la distance et de l'angle calculés comme une valeur de positionnement de l'emplacement de contact.
PCT/KR2008/003780 2007-12-11 2008-06-28 Procédé de positionnement de panneau d'écran tactile et appareil pour exécuter le procédé WO2009075444A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2007-0128384 2007-12-11
KR1020070128384A KR100948771B1 (ko) 2007-12-11 2007-12-11 터치 스크린 패널의 측위 방법 및 상기 방법을 수행하기위한 측위 장치

Publications (1)

Publication Number Publication Date
WO2009075444A1 true WO2009075444A1 (fr) 2009-06-18

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ID=40755656

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2008/003780 WO2009075444A1 (fr) 2007-12-11 2008-06-28 Procédé de positionnement de panneau d'écran tactile et appareil pour exécuter le procédé

Country Status (2)

Country Link
KR (1) KR100948771B1 (fr)
WO (1) WO2009075444A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030160155A1 (en) * 2001-10-09 2003-08-28 Liess Martin Dieter Device having touch sensitivity functionality
WO2005114369A2 (fr) * 2004-05-06 2005-12-01 Apple Computer, Inc. Ecran tactile multipoint
US20060026535A1 (en) * 2004-07-30 2006-02-02 Apple Computer Inc. Mode-based graphical user interfaces for touch sensitive input devices

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0863278A (ja) * 1994-08-24 1996-03-08 Mitsubishi Heavy Ind Ltd 位置入力装置
JP2004070843A (ja) 2002-08-09 2004-03-04 Meidensha Corp コンピュータによる処理方法およびマウス
KR101155572B1 (ko) * 2006-03-27 2012-06-19 주식회사 이노칩테크놀로지 터치 포인터 장치 및 이를 갖는 휴대용 단말기 및 이의제어 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030160155A1 (en) * 2001-10-09 2003-08-28 Liess Martin Dieter Device having touch sensitivity functionality
WO2005114369A2 (fr) * 2004-05-06 2005-12-01 Apple Computer, Inc. Ecran tactile multipoint
US20060026535A1 (en) * 2004-07-30 2006-02-02 Apple Computer Inc. Mode-based graphical user interfaces for touch sensitive input devices

Also Published As

Publication number Publication date
KR20090061385A (ko) 2009-06-16
KR100948771B1 (ko) 2010-03-24

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