WO2003027826A1 - Dispositif d'entree, appareil informatique, procede d'identification d'un objet entre, procede d'identification d'un objet entre avec un clavier, et programme informatique - Google Patents
Dispositif d'entree, appareil informatique, procede d'identification d'un objet entre, procede d'identification d'un objet entre avec un clavier, et programme informatique Download PDFInfo
- Publication number
- WO2003027826A1 WO2003027826A1 PCT/JP2002/009528 JP0209528W WO03027826A1 WO 2003027826 A1 WO2003027826 A1 WO 2003027826A1 JP 0209528 W JP0209528 W JP 0209528W WO 03027826 A1 WO03027826 A1 WO 03027826A1
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- Prior art keywords
- touch input
- key
- input
- identification
- touch
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Classifications
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- 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
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- 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]
- 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
- G06F3/04886—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 by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus
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- 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
- G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
Definitions
- Input device computer device, method for identifying input object, method for identifying input object on soft keyboard, and computer program
- the present invention relates to a method for preventing an erroneous input on a software keyboard using a touch panel.
- Software 'Keyboard' is a LCD (Liquid Crystal Display) panel with a touch panel function, displays the keyboard layout on the screen, and uses the touch panel's coordinate detection function to provide a mechanical keyboard. Instead of character input.
- Japanese Patent Application Laid-Open No. 11-53093 discloses a display unit provided with an input area for displaying a desired key arrangement and a display area for displaying characters and symbols, and a display unit for displaying an input area on the display unit.
- a data input unit for obtaining coordinate data by selecting a selected key portion, key input detecting means for converting coordinate data corresponding to the key portion selected in the input area into data indicating a predetermined character or function, and An input device with a control unit
- a boundary area of a certain width is set between the keys displayed in the input area, and when this boundary area is selected, it is determined which key it belongs to and assigned to the determined key part It is suggested that the input be performed.
- the boundary area is set to belong to the key located on the left side. If the user touches the area, it is determined that the key belongs to the left key.
- Japanese Patent Application Laid-Open No. 11-127399 proposes a method for preventing erroneous input in a remote control device using a touch panel.
- an intermediate band having a predetermined width is provided between adjacent icons.
- This middle zone is an area that does not reflect changes in the icon selection status.
- icon A shall be defined as fast forward
- icon A adjacent to icon B shall define rewind
- said intermediate band between icon A and icon B Shall be established.
- the user touches icon A fast forward is selected.
- the icon selection does not change and fast forward remains selected.
- the method disclosed in Japanese Patent Application Laid-Open No. H11-530093 discloses a method in which a user selects a key, selects a retreat key, and subsequently selects a key adjacent to a certain key. Is incorrectly entered, and it is determined that an erroneous input has been performed. In other words, it is necessary to perform additional key operation by the user to judge an erroneous input and to input a correct key.
- the user touches the intermediate band while the user intends to touch the icon B in order to perform rewinding. In such a case, the intention of the user is not reflected.
- the present invention reflects the user's intention as much as possible while An object of the present invention is to provide an input device capable of preventing or suppressing erroneous input of an adjacent key without requiring an additional key operation. Disclosure of the invention
- F_F and the like in column (a) indicate keys that the user intends to input.
- F—F indicates that the user intends to continuously enter the key ⁇ F ⁇ (case I)
- F ⁇ G indicates that the user enters the key “G” after the key “F ⁇ ”.
- Column (b) shows the position where the user actually entered (touched). The user tries to make a key input based on the intention shown in the column (a), but the input position may be incorrect as shown in the column (b). That is, in case I, although the user intends to input the key "F” continuously, the area of the key “F” near the boundary between the two keys ⁇ F "and ⁇ G" is initially set. FIG. 5 shows an example in which the user touches the area of the key "G” near the boundary. Also, in case II, the user touches the left end of key "F” first, and then touches the vicinity of the boundary, even though the user intended to input key ⁇ F ⁇ and key ⁇ G ⁇ continuously.
- the distance between the two touched positions can be regarded as reflecting the user's intention. That is, in case I, where you intend to touch the same key,
- FIG. 9 describes cases ⁇ to ⁇ ⁇ similar to FIG. 8, and the column (a) in FIG. 9 shows the same contents as the column (a) in FIG.
- the difference from Fig. 8 is ( Columns b) and (c).
- column (b) the boundary on the screen (display) of the two keys "F” and " ⁇ ” is indicated by a dotted line, and the boundary for input identification changed according to the touch position is indicated by a solid line.
- the present invention is an input device based on the idea of changing the boundary for identification according to the touch position described above.
- This input device includes a display unit that displays a plurality of keys partitioned into a predetermined range. Further, an identification area for identifying the key that has been the target of the touch input is provided corresponding to the plurality of keys, and the identification area of the predetermined key is determined based on the position where the preceding first touch input was performed.
- the input device of the present invention can change the identification area of a predetermined key based on the position where the preceding first touch input has been performed, erroneous input as described with reference to FIGS. Can be suppressed or prevented.
- the area setting unit can change the key identification area corresponding to the identification area including the position where the first touch input has been performed. This is to suppress or prevent erroneous input due to the second touch input following the first touch input to the key.
- the area setting unit fluctuates the identification area in consideration of a pitch between a plurality of keys.
- the input device of the present invention aims to suppress or prevent erroneous input in the first touch input and the second touch input that are continuous, and therefore, the input device is regarded as a continuous input.
- the present invention may be operated within a predetermined period of time. Therefore, in the input device of the present invention, the same area may be changed within a predetermined time after the preceding first touch input is performed. This predetermined time is derived by analyzing the actual touch input.
- the ability to perform continuous touch input on the same key or whether to perform continuous touch input on adjacent keys depends on the preceding touch input and subsequent touch input. It can be determined based on the distance from the touch input. In other words, in Fig. 8 and Fig. 9, the preceding touch input and
- the present invention provides a display unit for displaying a plurality of keys arranged with a predetermined key pitch, and a preceding touching the display unit. And an identification unit for identifying a key that is the target of the subsequent touch input based on a distance between the touch input and the subsequent touch input.
- the distance between the preceding touch input and the subsequent touch input is exclusively based on the distance in the key arrangement direction. Therefore, identification of keys arranged in the horizontal direction is based on the horizontal distance, and identification of keys arranged in the vertical direction is based on the distance in the vertical direction.
- the identification unit determines the same key as the preceding touch input regardless of the position of the subsequent touch input. Can be identified as a subsequent touch input.
- the identification unit determines that the preceding touch input is independent of the position of the subsequent touch input. It can also be identified that a subsequent touch input has been made for a different key. Note that the distance between the preceding touch input and the subsequent touch input should be determined based on the distance in the column or row direction in the arrangement of a plurality of keys.
- the key that is the target of the touch input is identified by comparing the position coordinates of the touch input with the position coordinates of the same area. Therefore, in order to prevent erroneous input, the identification area may be determined by the coordinate data set based on the touch position. Therefore, the present invention provides a software in which an identification area is arranged with a plurality of keys defined by the first coordinate data.
- a computer device comprising: a detection unit that detects a touch position on the touch panel; and an identification area setting unit that sets second coordinate data that defines an identification area based on the touch position.
- the identification area setting unit can set the second coordinate data different from the first coordinate data based on the relative position of the touch position in the identification area.
- the present invention functions effectively when the subsequent touch input can be regarded as a continuous input between the preceding touch input and the preceding touch input. Therefore, the identification area setting unit cancels the setting of the second coordinate data after the lapse of the predetermined time and restores the identification area based on the first coordinate data, which is consistent with the gist of the present invention.
- the identification area setting unit sets the second coordinate data that matches the first coordinate data based on the relative position of the touch position in the identification area. You can also. That is, the first coordinate data and the second coordinate data may coincide with each other or may differ depending on the relative position of the touch position in the identification area.
- the computer device of the present invention functions effectively by including an identification unit that identifies a key to which a preceding first key touch has been made based on an identification area defined by first coordinate data.
- the identification unit can also identify the key on which the second key touch following the first key touch is performed based on the identification area defined by the second coordinate data.
- the present invention provides the following input object identification method applicable to the above input device or computer device. In this method, a plurality of identification areas for identifying a target key for touch input are set on an input surface, which identification area the touch input is made is detected, and a touch input is performed based on a result of the detection.
- the second coordinate data different from the first coordinate data can be set based on the relative position of the touch input position in the identification area.
- the relative position of the touch input position in the identification area can be regarded as the distance from the boundary forming the identification area. Therefore, in the identification method of the present invention, the boundary can be changed based on the distance from the position of the touch input to the boundary.
- the variation of the boundary can be such that the boundary closer to the position of the touch input is separated from the position of the touch input. Also, the boundary farther from the touch input position can be changed so as to approach the touch input position.
- the subsequent touch when a preceding touch input and a subsequent touch input are performed within a predetermined time, the subsequent touch based on a new identification area formed from a boundary fluctuated by the preceding touch input. Identifying the target key for touch input can suppress or prevent erroneous input.
- the present invention provides the following computer program for causing a computer device to execute the above input object identification method. That is, the computer program sets the computer to set a plurality of identification areas for identifying the target key of the touch input on the input surface, and detects which identification area the touch input has been made. Processing and based on the results of the detection A process of identifying a target key for touch input and a process of changing a boundary forming an identification area based on the position of the touch input in the identification area where the touch input has been performed are executed.
- the present invention also provides the following method for identifying an input target on a software keyboard. That is, the present invention detects the first position where the preceding first touch input has been made, specifies the first identification area including the position where the first touch input has been made, and determines whether the first touch input has been made. The relative position in the identification area of the position performed is grasped, the second position where the second touch input following the first touch input is performed is detected, and the relative position and the first position and the second position are detected.
- This is a method for identifying an input target on a software keyboard, characterized by identifying a key that has been subjected to a second touch input based on a distance from the device.
- the first touch input is made to the first key displayed on the software keyboard, and the second touch input is made to the second key adjacent to the first key.
- the key that has been the target of the second touch input can be identified as the first key based on the relative position and the distance between the first position and the second position.
- FIG. 1 is a block diagram showing a main configuration of a computer device according to the present embodiment.
- FIG. 2 is a flowchart showing the same operation of the input key in the computer device according to the present embodiment.
- FIG. 3 is a diagram schematically showing a software keyboard of the computer device according to the present embodiment.
- FIG. 4 is a diagram schematically showing a software keyboard of the computer device according to the present embodiment.
- FIG. 5 is a diagram schematically showing a software keyboard of the computer device according to the present embodiment.
- FIG. 6 is a graph showing a function for correcting an identification region of the computer device according to the present embodiment.
- FIG. 7 is a graph showing a function for correcting an identification region of the computer device according to the present embodiment.
- FIG. 8 is a diagram showing a touch input pattern between adjacent input keys.
- FIG. 9 is a diagram showing a touch input pattern between adjacent input keys.
- FIG. 1 is a block diagram showing a configuration of a computer device 1 according to the present embodiment.
- the computer device 1 basically includes a device main body 2 and a display unit 3.
- the device main body 2 includes a CPU 21, a coordinate data acquisition unit 22, an LCD control unit 23, a memory 24, and a touch panel control unit 25.
- the CPU 21 is a central processing unit that controls the entire computer device 1, and based on a program stored in the memory 24, It is responsible for processing touch input to the touch panel 31 and displaying images on the LCD 32.
- the coordinate data acquisition unit 22 detects data obtained by a user's touch input to the touch panel 31 and converts the data into digital coordinate data.
- the LCD controller 23 reads out image data that the CPU 21 writes to an image memory (not shown) and outputs the image data to the LCD 32. Further, the LCD control unit 23 displays a software keyboard on the LCD 32 2.
- the memory 24 stores program data relating to the operation of the computer device 1, and can be constituted by, for example, a semiconductor memory, a hard disk drive as an external storage device, or the like.
- the program also includes a program for performing the procedure of key identification for touch input.
- the touch panel control section 25 performs processing according to the user's touch input to the touch panel 31. Therefore, the touch input detection section 251, the identification area setting section 252, the identification section 253, and the timer 2 It has 5 4.
- the touch input detecting unit 25 1 obtains the coordinate data obtained by the coordinate data obtaining unit 22 (hereinafter, this coordinate data is referred to as “input coordinate data”).
- the obtained input coordinate data is output to the identification area setting unit 252 and the identification unit 253.
- the touch input detection unit 251 calculates a correction value of the key boundary based on the coordinate data and the input coordinate data of the input key identified by the identification unit 253.
- the key boundary in other words, the identification area fluctuates according to the correction value.
- the identification area setting unit 252 sets a new identification area based on the correction value of the key boundary calculated by the touch input detection unit 251, and the previous identification area.
- the set identification region may match the previous identification region, In some cases.
- the identification unit 253 compares the input coordinate data obtained from the touch input detection unit 251 with the identification area set by the identification area setting unit 252 to identify the key that the user intended to input.
- Timer 254 measures the time interval of the touch input.
- the display unit 3 displays characters and symbols, and is composed of an LCD 32 having a display screen for displaying characters and the like, and a touch panel 31 stacked and arranged on the LCD 32.
- a touch panel 31 for example, an analog type resistive film type can be used.
- the LCD 32 displays a software 'keyboard', and the user can input characters or the like by touching the corresponding portion on the panel 31. Input to the touch panel 31 can be performed by an input pen as a pointing device.
- XO to X3 and Y0 to Y3 in FIG. 3 are coordinate data for specifying nine input keys.
- input key ⁇ in FIG. 3 can be specified by four coordinate data of coordinate data XO, XI, and ⁇ 0 ⁇ .
- the area surrounded by the coordinate data XO, XI, YO, and Y1 is the current identification area of the input key A.
- the line segment indicating the identification region is a boundary that forms the identification region. You.
- FIG. 6 shows an example of a function for calculating a correction value in consideration of the key pitch.
- the function shown in FIG. 6 indicates that the correction value (Xn delta, Yn delta) varies depending on the relative position of the touch input position in the identification area.
- FIG. 5 shows the identification regions set in consideration of the above correction values.
- the dotted line shows the identified region before the change, and the solid line shows the identified region after the change.
- this new identification region This key is used to identify an input key to be touched.
- the black circle indicated by (1) in Fig. 5 indicates the position where the preceding touch input was made.
- the preceding touch input is made to the upper right from the center of the identification area before the change.
- the identification area after the change in consideration of the relative position in the identification area before the change of the touch input position is moving in the upper right direction.
- X 1 and X 2 move to the right, becoming X ′ 1 and X ′ 2 respectively.
- Y 1 and Y 2 fluctuate upward, and become Y ′ l and Y ′ 2 respectively.
- the boundary (X2, Y2) on the side closer to the touch input position is separated from the touch input position, and the boundary farther from the touch input position.
- the boundary (XI, Y1) is varied so as to approach the touch input position. That is, it can be said that the boundary fluctuates based on the distance between the touch input position and the boundary forming the identification area.
- the identification of the input key based on the changed identification area is performed only within a predetermined time. This is because the variation of the identification region according to the present embodiment functions for a continuous touch input. Therefore, the changed identification area is valid only for a predetermined time from the preceding touch input, and after a predetermined time, the changed identification area is released and the identification area indicated by the solid line before the change is restored. Then, identification is performed.
- (2) -1 and (2) -2 indicate the positions where the subsequent touch input was made.
- the identification area is set as shown by a solid line based on the touch input preceding the position shown in (1).
- the subsequent touch input (2) — 1 is made to the input key H adjacent to the input key E before the change.
- Force ⁇ shown by solid line In the identification area after the change, it is regarded as a touch input into the identification area corresponding to the input key E.
- touch input to (2) _1 identifies input key E.
- the following touch input (2)-2 is made to the input key E before the fluctuation. Then, after the fluctuation indicated by the solid line, it is regarded as a touch input into the identification area corresponding to the input key A.
- the distance between two touch inputs is short if the user intends to continuously touch the same key, and two if the user intends to continuously touch the adjacent key.
- the distance between touch inputs is long.
- the example shown in Figure 5 follows this rule.
- the distance between the preceding touch input (1) and the following touch input (2)-1 is short, and based on this distance, even if the touch input is to the adjacent input key H, the input that is identified The key is E.
- the identification region after the change is determined based on the relative position of the touch input (1) in the identification region before the change, the relative position is also involved in the identification of the subsequent touch input. I do.
- the distance between the preceding touch input (1) and the following touch input (2) _2 is long, and based on this distance, even if the touch input to the input key E before the change, it is identified.
- the input key is A adjacent to input key E.
- the determination of the length of the distance can be based on the key pitch. For example, if the distance between two key touches is less than 10% of the key pitch, consecutive touches will be input to the same input key regardless of the actual touched input key. Can be identified. Also, for example, if the distance between two key touches is longer than 80% of the key pitch, consecutive touch inputs will be performed on two adjacent keys regardless of the actual touched input key. It can be identified as a continuous input of ⁇ ⁇ .
- the touch input detecting unit 251 acquires the touch input position as coordinate data (“input coordinate data”) (FIG. 2). S 103). This touch input is a subsequent touch input.
- the timer 254 measures the time from the preceding touch input (the first touch input) (S105 in FIG. 2). Based on the timer 254, the timer 254 measures the time from the first touch input for a predetermined time (T1). ), The input key is identified using the previous identification area (S107 in FIG. 2). Otherwise, the input key is identified using the changed identification area after the first touch input is performed. Identification is performed (Fig. 2, S109).
- the input key Identification is performed. For example, assuming that the input coordinate data is (Xpanel, Ypanel), if X1 ⁇ Xpanel ⁇ X2 and Y1 ⁇ Ypanel ⁇ Y2, the input key E is identified as the input target. When this identification is completed, the process proceeds to S111 in FIG.
- the identification area is set by the second touch input.
- This The setting of the identification area is for identifying the third touch input following the second touch input.
- the identification region is set as (X “n, Y” n), ( ⁇ “ ⁇ + 1, ⁇ ” ⁇ + 1).
- This identification area is an identification area that is varied by the first touch input, and is obtained by adding the correction value described above to ( ⁇ ′ ⁇ , ⁇ ′ ⁇ ), ( ⁇ ′ ⁇ + 1, ⁇ ′ ⁇ + 1).
- the same operation is repeated.
- the identification area corresponding to the input key including the input key is changed based on the position of the preceding touch input. Then, since the subsequent touch input is identified using the changed identification area, the accuracy of the identification for the touch on the same input key or the continuous touch on the adjacent key is improved.
- the amount of change in the identified region was determined by the functions shown in FIGS.
- an example of continuous input in the row direction (horizontal direction) of the key array has been described, but the same applies to continuous input in the row direction (vertical direction) of the key array. It goes without saying that you can do it.
- only continuous touch input for adjacent keys has been described, but the application of the present invention is not limited to this.
- the present invention can be applied to the position of the input key C for the input key A or the position of the input key H for the input key A.
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003531301A JP4176017B2 (ja) | 2001-09-21 | 2002-09-17 | 入力装置、コンピュータ装置、入力対象の同定方法、およびコンピュータプログラム |
KR1020047001466A KR100556072B1 (ko) | 2001-09-21 | 2002-09-17 | 입력 장치, 컴퓨터 장치, 입력 대상의 인식 방법,소프트웨어 키보드에서의 입력 대상의 인식 방법 및컴퓨터 프로그램 |
CA002462058A CA2462058A1 (en) | 2001-09-21 | 2002-09-17 | Input apparatus, computer apparatus, method for identifying input object, method for identifying input object in keyboard, and computer program |
US10/489,590 US7477240B2 (en) | 2001-09-21 | 2002-09-17 | Input apparatus, computer apparatus, method for identifying input object, method for identifying input object in keyboard, and computer program |
EP02799475A EP1457864A1 (en) | 2001-09-21 | 2002-09-17 | INPUT APPARATUS, COMPUTER APPARATUS, METHOD FOR IDENTIFYING INPUT OBJECT, METHOD FOR IDENTIFYING INPUT OBJECT IN KEYBOARD, AND COMPUTER PROGRAM |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2001289306 | 2001-09-21 | ||
JP2001/289306 | 2001-09-21 |
Publications (1)
Publication Number | Publication Date |
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WO2003027826A1 true WO2003027826A1 (fr) | 2003-04-03 |
Family
ID=19111817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2002/009528 WO2003027826A1 (fr) | 2001-09-21 | 2002-09-17 | Dispositif d'entree, appareil informatique, procede d'identification d'un objet entre, procede d'identification d'un objet entre avec un clavier, et programme informatique |
Country Status (7)
Country | Link |
---|---|
US (1) | US7477240B2 (ja) |
EP (1) | EP1457864A1 (ja) |
JP (1) | JP4176017B2 (ja) |
KR (1) | KR100556072B1 (ja) |
CN (1) | CN100339809C (ja) |
CA (1) | CA2462058A1 (ja) |
WO (1) | WO2003027826A1 (ja) |
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JP2017123126A (ja) * | 2016-01-08 | 2017-07-13 | キヤノン株式会社 | 表示制御装置及びその制御方法、プログラム、並びに記憶媒体 |
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Also Published As
Publication number | Publication date |
---|---|
US7477240B2 (en) | 2009-01-13 |
EP1457864A1 (en) | 2004-09-15 |
CA2462058A1 (en) | 2003-04-03 |
JP4176017B2 (ja) | 2008-11-05 |
US20050030291A1 (en) | 2005-02-10 |
CN100339809C (zh) | 2007-09-26 |
JPWO2003027826A1 (ja) | 2005-01-13 |
KR20040035702A (ko) | 2004-04-29 |
KR100556072B1 (ko) | 2006-03-07 |
CN1556947A (zh) | 2004-12-22 |
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