WO2012130156A1 - Procédé et appareil de saisie d'écriture manuscrite pour dispositif tactile, et dispositif électronique - Google Patents

Procédé et appareil de saisie d'écriture manuscrite pour dispositif tactile, et dispositif électronique Download PDF

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Publication number
WO2012130156A1
WO2012130156A1 PCT/CN2012/073288 CN2012073288W WO2012130156A1 WO 2012130156 A1 WO2012130156 A1 WO 2012130156A1 CN 2012073288 W CN2012073288 W CN 2012073288W WO 2012130156 A1 WO2012130156 A1 WO 2012130156A1
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WO
WIPO (PCT)
Prior art keywords
touch
mode
handwriting input
recognition
contacts
Prior art date
Application number
PCT/CN2012/073288
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English (en)
Chinese (zh)
Inventor
秦建辉
Original Assignee
汉王科技股份有限公司
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.)
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Publication date
Application filed by 汉王科技股份有限公司 filed Critical 汉王科技股份有限公司
Publication of WO2012130156A1 publication Critical patent/WO2012130156A1/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
    • G06F3/048—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
    • G06F3/04883—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 for inputting data by handwriting, e.g. gesture or text

Definitions

  • the present invention relates to the field of input methods, and in particular, to a handwriting input method and apparatus for a touch device and an electronic device. Background technique
  • multi-touch devices have been rapidly popularized and popularized, but the multi-touch function on these multi-touch devices is limited to zoom-in and zoom-out functions, and is not fully applied to handwriting input technology.
  • the handwriting input method for a multi-touch device generally continues the single-touch input method when implementing a mixed input of various characters and punctuation marks.
  • Corresponding function keys to switch between different recognition modes. For example, if the user selects the punctuation function key, the input method will switch to the punctuation recognition state, in which the input method will recognize the input handwriting according to the punctuation mode. In this way, the user needs to click the function button repeatedly to switch the recognition mode, thus affecting the consistency of the user's handwriting input.
  • the other is to add a soft keyboard to the input method.
  • the user can input the punctuation by clicking the soft keyboard. In this way, for some embedded devices, it will occupy the screen display space and program resources, and also increase the complexity of user operations. Summary of the invention
  • the embodiment of the invention provides a handwriting input method and device for a touch device, so as to ensure continuity of handwriting input of a user and simplify operation when performing mixed handwriting input by using a touch device.
  • a handwriting input method for a touch device comprising: Obtaining touch operation information of the user and determining a touch mode in a handwriting input state of the touch device; acquiring an identification mode corresponding to the touch mode;
  • a handwriting input handwriting extracted from the touch operation information is recognized according to the touch mode and the recognition mode, and a recognition result corresponding to the handwriting input handwriting is displayed.
  • a handwriting input device for a touch device comprising:
  • a touch mode identifying unit configured to acquire touch operation information of the user in a handwriting input state of the touch device, and determine a touch mode
  • a touch analysis unit configured to acquire an identification mode corresponding to the touch mode
  • the trajectory identifying unit is configured to identify a handwriting input trajectory extracted from the touch operation information according to the touch mode and a corresponding recognition mode, and display a recognition result corresponding to the handwriting input trajectory.
  • the touch operation information of the user is acquired, and the touch mode is determined, and the corresponding recognition mode is obtained by the touch mode, and then according to the touch mode.
  • the corresponding recognition mode identifies the handwriting input handwriting of the user, and displays a recognition result corresponding to the handwritten input handwriting.
  • FIG. 1 is a flowchart of a handwriting input method of a touch device according to a first embodiment of the present invention
  • FIG. 2 is a schematic diagram of a manner of single-touch in the first embodiment of the present invention.
  • FIG. 3 is a schematic diagram of a manner of two-point touch in the first embodiment of the present invention.
  • FIG. 4 is still another schematic diagram of a two-point touch method according to Embodiment 1 of the present invention
  • FIG. 5 is a schematic diagram of a handwriting input device of a touch device according to an embodiment of the present invention
  • FIG. 6 is a schematic diagram of a touch mode identification unit according to Embodiment 2 of the present invention
  • FIG. 7 is a structural diagram of a handwriting input device of a touch device according to Embodiment 2 of the present invention.
  • FIG. 8 is a schematic diagram of a track recognition unit according to Embodiment 2 of the present invention. detailed description
  • the handwriting input method of the touch device of the embodiment of the present invention in the handwriting input state of the touch device, the user is acquired in the handwriting input state of the touch device, in order to ensure the consistency of the handwriting input of the user and the user's operation. Touching the operation information, and determining the touch mode, and then acquiring the recognition mode corresponding to the touch mode. Then, the handwriting input handwriting extracted from the touch operation information is recognized according to the touch mode and the corresponding recognition mode, and the recognition result corresponding to the handwriting input handwriting is displayed.
  • the touch operation information of the user is acquired, and the touch mode is determined, the corresponding recognition mode is obtained by the touch mode, and then the user's handwriting is recognized according to the touch mode and the recognition mode. Enter the handwriting and display the recognition result corresponding to the handwritten input handwriting. Therefore, with the method of the embodiment of the present invention, when the mixed handwriting input is performed, the function key is not frequently switched to switch the recognition mode, thereby ensuring the consistency of the user's handwriting input; meanwhile, there is no need to add a soft keyboard to implement punctuation. Input, which simplifies the user's operation.
  • the handwriting input method of the touch device according to Embodiment 1 of the present invention may include the following steps.
  • Step 11 Establish the correspondence between the touch mode and the recognition mode.
  • the recognition mode may include a Chinese character mode, a punctuation mode, an English alphabet mode, and the like; the touch mode may include: a single touch and a multi-touch.
  • a plurality of contacts may be provided, namely: a first contact, a second contact, ... and an Nth contact.
  • the first contact, the second contact, ... and the N-1th contact may be disposed on a display of the multi-touch device Any position in the screen, and remains unchanged, the Nth contact is used to write a character handwriting in the writing area provided by the display screen of the multi-touch device, wherein the writing area may be a limited area or the entire display screen
  • the embodiment of the present invention does not limit this.
  • the specific value of N may be arbitrarily set according to the input mode.
  • N is a positive integer less than or equal to 10.
  • the single touch and the multi touch are defined as follows:
  • a single touch is a touch of a point, and the touch method is "write a character handwriting in a writing area provided on the display screen of the multi-touch device with only one finger".
  • Multi-touch includes two point touches, three point touches, ... N point touches, etc., where the value of N can take an integer greater than or equal to 2.
  • the touch method of two point touches is "touch the touch screen with two fingers, one of the fingers touches any position on the touch screen of the multi-touch device, does not leave the touch screen, does not move on the touch screen, and the other finger is more
  • the touch gesture is written in the writing area provided on the touch screen of the touch device.
  • the touch method of the N point touch is "with N-1 fingers touching any position on the touch screen of the multi-touch device, without leaving the touch screen , and does not move on the touch screen, the Nth finger writes a character handwriting in the writing area provided on the touch screen of the multi-touch device.
  • FIG. 2 it is a schematic diagram of the single-touch method.
  • the user can complete the handwriting input by one-hand operation or two-hand operation.
  • the user touches the character period ".” with one hand, one of the fingers a (ie, the first contact) of the same hand touches any position of the screen and is fixed, the same hand.
  • the other finger b ie the second contact
  • Step 12 Obtain the touch operation information of the user in the handwriting input state of the touch device, and determine the touch mode.
  • the touch operation information may include: the number of contacts that are in contact with the multi-touch device at the same time, the coordinates of each contact, the sliding direction, and the like, and the movement coordinates of each contact constitute a sliding track of the contact.
  • the current touch mode of the multi-touch device is single touch; if there are more than two contacts on the multi-touch device at the same time, then more points The current touch mode of the touch device is multi-touch.
  • Step 13 Find a correspondence between the touch mode and the recognition mode that is established in advance according to the touch mode, and acquire an identification mode corresponding to the touch mode.
  • the current recognition mode is Chinese characters; if it is two points under multi-touch, the current recognition mode is punctuation; if it is three points under multi-touch , the current recognition mode is English letters.
  • Step 14 Identify the handwriting input trajectory extracted from the touch operation information according to the touch mode and the corresponding recognition mode, and display the recognition result corresponding to the handwriting input trajectory.
  • the signals of the respective contacts received by the touch screen driver of the multi-touch device are first acquired. If the current touch screen operating system is in the handwriting input state, the signals of the acquired contacts are transmitted to the handwriting input process, otherwise the signals of the respective contacts are sent to the OS operating system for processing.
  • the handwriting input process receives the pen down signal of multiple contacts, and continuously receives the sliding track signal of the moving contact for handwriting, such as the coordinates of the changed contact. Sequence, and real-time display of the handwriting input trajectory consisting of the sliding trajectory of the moving contact. When a pen up action occurs, the handwriting input process receives a pen up signal and begins to recognize.
  • the touch operation information is obtained in step 12, and the touch operation information includes a plurality of sets of touch data, and the number of contacts, the coordinates of each contact, the sliding direction, and the like can be determined according to the touch data, wherein the movement coordinates of each contact The sliding trajectory of the contact is formed.
  • the touch method is determined according to the number of contacts: single touch or multi-touch.
  • step 13 the recognition mode of the current handwriting input handwriting is obtained according to the touch mode obtained in step 12.
  • the touch mode is single touch, there is only one moving contact, and the sliding track of the moving contact is used as a handwriting input handwriting. Identifying the handwriting input handwriting according to the recognition mode corresponding to the single touch, and displaying the recognition result corresponding to the handwriting input handwriting; when the touch mode is multi-touch, filtering out the fixed contacts of the plurality of contacts The trajectory extracts a sliding trajectory of the moving contact among the plurality of contacts as a handwriting input handwriting. Then, based on the recognition mode obtained in step 13, the handwriting input handwriting is recognized, and the recognition result corresponding to the handwriting input handwriting is displayed.
  • a Chinese character can be written on the screen of the touch device with one finger, and the sliding track of the finger is a handwriting input handwriting; when the user needs to input the punctuation mark, the recognition is not switched.
  • the touch screen can be simultaneously touched with two fingers, wherein the position of one finger is fixed and does not leave the screen, and the other finger writes the punctuation.
  • the sliding track of the fingers b and d is the handwriting input handwriting.
  • the second embodiment of the present invention further provides a handwriting input device of a touch device, which may include: a touch mode recognition unit 51, configured to acquire a touch operation of a user in a handwriting input state of the multi-touch device. The information is used to determine the touch mode; the touch analysis unit 52 is configured to acquire the recognition mode corresponding to the touch mode; the track recognition unit 53 is configured to identify the handwriting input track extracted from the touch operation information according to the touch mode and the corresponding recognition mode. And display the recognition result corresponding to the handwritten input track.
  • a touch mode recognition unit 51 configured to acquire a touch operation of a user in a handwriting input state of the multi-touch device. The information is used to determine the touch mode
  • the touch analysis unit 52 is configured to acquire the recognition mode corresponding to the touch mode
  • the track recognition unit 53 is configured to identify the handwriting input track extracted from the touch operation information according to the touch mode and the corresponding recognition mode. And display the recognition result corresponding to the handwritten input track.
  • the touch operation information may include: a contact that is in contact with the multi-touch device at the same time The number, the coordinates of each contact, the sliding direction, etc., wherein the moving coordinates of each contact constitute the sliding track of the contact.
  • the touch mode identification unit 51 may include: a contact information acquiring module 511, configured to acquire a number of contacts that the user contacts with the multi-touch device at the same time; and a touch mode identification module 512, configured to The current touch mode of the multi-touch device is determined according to the number of the contacts; wherein the touch mode may include: a single touch and a multi-touch.
  • the contact information acquisition module acquires the number of contacts that the user contacts with the multi-touch device at the same time, and also acquires the coordinates, the sliding track, and the direction of each contact, so as to extract the user. Handwriting input trajectory.
  • the touch analysis unit 52 may be specifically configured to: search for a correspondence between the touch mode and the recognition mode according to the touch mode, and acquire an identification mode corresponding to the touch mode.
  • the handwriting input device may further include: a correspondence relationship establishing unit 54, configured to establish a correspondence between the touch mode and the recognition mode, and store the corresponding relationship.
  • a correspondence relationship establishing unit 54 configured to establish a correspondence between the touch mode and the recognition mode, and store the corresponding relationship.
  • the trajectory identifying unit 53 may include: a filtering sub-unit 531, configured to filter a trajectory of the fixed contact of the plurality of contacts when the touch mode is multi-touch, and extract the sliding of the moving contact a track recognition sub-unit 532, configured to identify a sliding track of the moving contact as a handwriting input handwriting according to the obtained recognition mode; and a display sub-unit 533, configured to display a recognition result corresponding to the handwritten input handwriting.
  • a filtering sub-unit 531 configured to filter a trajectory of the fixed contact of the plurality of contacts when the touch mode is multi-touch, and extract the sliding of the moving contact
  • a track recognition sub-unit 532 configured to identify a sliding track of the moving contact as a handwriting input handwriting according to the obtained recognition mode
  • a display sub-unit 533 configured to display a recognition result corresponding to the handwritten input handwriting.
  • the touch point is the only moving contact, and it is no longer necessary to filter the track of the contact.
  • the sliding track of the touch point is a handwriting input handwriting, and the handwriting input handwriting is directly recognized by the track recognition sub-unit 532 according to the recognition mode corresponding to the single-point touch, and is displayed by the display sub-unit 533 corresponding to the handwriting input handwriting of the user. Identification result.
  • the trajectory of the fixed contact among the plurality of contacts is filtered by the filter sub-unit 531, and the sliding trajectory of the moving contact is extracted as a handwriting input handwriting, which is obtained by the trajectory recognition sub-unit 532.
  • the recognition mode recognizes the handwriting input handwriting, and the display sub-unit 533 displays the recognition result corresponding to the user's handwriting input handwriting.
  • the touch operation information of the user is acquired, and the touch mode is determined, and the corresponding recognition mode is obtained by the touch method, and then according to the The touch mode and the recognition mode recognize the handwriting input handwriting of the user extracted from the touch operation information, and display the recognition result corresponding to the handwriting input handwriting. Therefore, with the device of the embodiment of the present invention, when the mixed handwriting input is performed, the function key is not frequently switched to switch the recognition mode, thereby ensuring the consistency of the user's handwriting input; meanwhile, there is no need to add a soft keyboard to implement punctuation. Input, which simplifies the user's operation.
  • the present invention also discloses an electronic device, including the handwriting input method and device of the touch device provided by the above embodiments.
  • the electronic device is any one of an electronic reader, a tablet computer, a flat panel display, and a mobile phone.
  • the storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • User Interface Of Digital Computer (AREA)
  • Position Input By Displaying (AREA)

Abstract

L'invention porte sur un procédé et un dispositif de saisie d'écriture manuscrite pour un dispositif tactile, et sur un dispositif électronique, se rapportant au domaine technique des procédés de saisie, principalement utilisés dans la technologie de saisie d'écriture manuscrite et inventé pour assurer la cohérence d'une saisie d'écriture manuscrite de l'utilisateur et simplifier l'opération lorsque l'utilisateur réalise une saisie d'écriture manuscrite hybride à l'aide d'un dispositif tactile multipoint. Le procédé de saisie d'écriture manuscrite pour un dispositif tactile consiste à : établir une corrélation entre une manière de toucher et un mode de reconnaissance (11); dans l'état de saisie d'écriture manuscrite du dispositif tactile, acquérir des informations d'opération de toucher concernant l'utilisateur, et déterminer la manière de toucher (12); acquérir le mode de reconnaissance correspondant à la manière de toucher (13); reconnaître la trace de saisie d'écriture manuscrite extraite à partir d'informations d'opération de toucher selon la manière de toucher et le mode de reconnaissance correspondant, et afficher le résultat de reconnaissance correspondant à la trace de saisie d'écriture manuscrite (14).
PCT/CN2012/073288 2011-03-30 2012-03-30 Procédé et appareil de saisie d'écriture manuscrite pour dispositif tactile, et dispositif électronique WO2012130156A1 (fr)

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CN201110079720.8 2011-03-30
CN 201110079720 CN102156578B (zh) 2011-03-30 2011-03-30 触摸设备的手写输入方法及装置和电子设备

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CN103425425B (zh) * 2012-05-22 2018-09-04 北京蒙恬科技有限公司 手写输入选字系统及方法
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