WO2020107384A1 - Outil d'effacement d'écriture manuscrite, appareil d'écriture et système d'écriture - Google Patents

Outil d'effacement d'écriture manuscrite, appareil d'écriture et système d'écriture Download PDF

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Publication number
WO2020107384A1
WO2020107384A1 PCT/CN2018/118483 CN2018118483W WO2020107384A1 WO 2020107384 A1 WO2020107384 A1 WO 2020107384A1 CN 2018118483 W CN2018118483 W CN 2018118483W WO 2020107384 A1 WO2020107384 A1 WO 2020107384A1
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WO
WIPO (PCT)
Prior art keywords
handwriting
writing
touch
removal tool
conductive rubber
Prior art date
Application number
PCT/CN2018/118483
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English (en)
Chinese (zh)
Inventor
杨帆
李铭海
Original Assignee
深圳市柔宇科技有限公司
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.)
Filing date
Publication date
Application filed by 深圳市柔宇科技有限公司 filed Critical 深圳市柔宇科技有限公司
Priority to CN201880096035.6A priority Critical patent/CN112689814A/zh
Priority to PCT/CN2018/118483 priority patent/WO2020107384A1/fr
Publication of WO2020107384A1 publication Critical patent/WO2020107384A1/fr

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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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks

Definitions

  • the present application relates to the field of electronic technology, in particular to a handwriting removal tool, writing device and writing system.
  • devices that can intelligently recognize handwriting are popular among users. While it can reflect the paper writing experience, it can also record the user's real handwriting in real time through the device and transmit it to the electronic device, so that the written content can be saved to facilitate the user to view or edit on the electronic device.
  • the writing content can only be cleared through the elimination option on the electronic device, and the handwriting of the electronic device cannot be synchronously cleared while the handwriting is cleared on the paper, and the user experience is poor.
  • the embodiments of the present application provide a handwriting removal tool, a writing device and a writing system.
  • the handwriting removal tool is used in a touch device, the touch device has a writing area, the handwriting removal tool includes a conductive rubber, and the conductive rubber is used to remove handwriting from the writing area;
  • the touch device when the conductive rubber clears the handwriting of the writing area, the touch device is caused to sense the operation information of the conductive rubber in the writing area, and generate a clear instruction according to the operation information, the clearing The instruction is provided to the electronic device communicating with the touch device to synchronously clear the handwriting displayed by the electronic device.
  • the handwriting clearing tool of the embodiment of the present application can clear handwriting in the writing area and synchronize the clearing instructions to the electronic device. Therefore, the clearing action does not need to be performed in the electronic device, which is convenient for the user to operate, restores the true writing clearing experience, and improves Writing system for writing.
  • a writing device includes a touch device and a handwriting removal tool.
  • the handwriting removal tool includes a conductive rubber.
  • the touch device has a writing area.
  • the touch device includes a touch sensor module and the touch A communication module connected to the sensor module, the touch sensor module is used to sense operation information of the conductive rubber in the writing area, and a clear instruction is generated according to the operation information, and the communication module is used to remove the The instruction is sent to the electronic device communicating with the touch device to synchronously clear the handwriting displayed by the electronic device.
  • the handwriting removal tool of the writing device can clear the handwriting in the writing area and synchronize the clearing instruction to the electronic device. Therefore, the clearing action does not need to be performed in the electronic device, which is convenient for the user to operate and restore the true writing and clearing experience
  • the writing system for writing has been improved.
  • a writing system includes the writing device and the electronic device described in the above embodiment, the writing device is used to send the clear instruction to the electronic device, and the electronic device is used to respond to the clear instruction Clear the handwriting displayed by the electronic device.
  • the handwriting clearing tool of the writing system can clear handwriting in the writing area and synchronize the clearing instructions to the electronic device. Therefore, the clearing action does not need to be performed in the electronic device, which is convenient for the user to operate and restore the true writing clearing experience
  • the writing system for writing has been improved.
  • FIG. 1 is a schematic structural diagram of a handwriting removal tool according to an embodiment of the present application
  • FIG. 2 is a schematic structural diagram of a writing system according to an embodiment of the present application.
  • FIG. 3 is a schematic block diagram of a touch device according to an embodiment of the present application.
  • 4a-4b are schematic diagrams of application blocks of a writing system according to an embodiment of the present application.
  • FIG. 5 is another schematic structural diagram of a handwriting removal tool according to an embodiment of the present application.
  • Writing system 1000 writing device 100, touch device 10, writing area 11, touch sensor module 12, capacitive touch sensor 121, communication module 13, handwriting removal tool 20, conductive rubber 21, head 211, contact area 212 , Distance sensor 22, switch 23, housing 24, processor 25, stylus 30, electronic device 200.
  • the present application discloses a writing system 1000.
  • the writing system 1000 includes a writing device 100 and an electronic device 200 according to an embodiment of the present application.
  • the writing device 100 includes a touch device 10 and a handwriting removal tool 20 according to an embodiment of the present application.
  • the electronic device 200 can communicate with the touch device 10 of the writing device 100.
  • the writing device 100 further includes a stylus 30, and the touch device 10 includes a writing area 11.
  • the stylus 30 can write in the writing area 11 of the touch device 10 to form real handwriting.
  • the stylus 30 may include a pen case and a pen core disposed in the pen case.
  • a pen tip connected to the pen core and protruding from one end of the pen shell to write real handwriting.
  • the tip of the pen forms real handwriting while driving the touch device 10 to generate a touch signal, and generates a handwriting signal corresponding to the real handwriting according to the touch signal.
  • the stylus 30 may further include a pressure sensor.
  • the pressure sensor is arranged coaxially with the pen core.
  • the pressure sensor is used to sense the touch pressure received by the pen tip when writing with the stylus 30 and generate pressure data.
  • the stylus 30 can transmit the pressure data to the touch device 10 to trigger the touch device 10 to combine the touch handwriting data and the pressure data to generate a three-dimensional touch handwriting corresponding to the real handwriting.
  • the three-dimensional touch handwriting refers to the pressure data handwriting of the Z axis in addition to the two-dimensional XY axis plane handwriting.
  • the touch device 10 may include a capacitive touch sensor 121, and the capacitive touch sensor 121 may form a coupling capacitance with the stylus 30, and then a touch signal may be generated according to the change in the coupling capacitance, and then the touch device 10 may be based on The touch signal generates touch handwriting data.
  • a pressure sensor in the stylus 30 the touch pressure received by the pen tip can be sensed and pressure data can be generated when the stylus 30 performs a touch operation on the touch device 10, and the pressure data can be transmitted to the touch
  • the control device 10 can further trigger the touch device 10 to generate three-dimensional touch handwriting according to the touch sitting handwriting data and pressure data.
  • the writing paper can be covered on the touch device 10, and then the writing paper can be written on the writing paper by the stylus 30 to form a real handwriting.
  • the stylus 30 can also form a coupling capacitance with the touch device 10, which in turn triggers the touch device 10 to generate a touch signal according to the change in the coupling capacitance, and generates a handwriting signal corresponding to the real handwriting according to the touch signal.
  • the touch device 10 can sense the touch writing operation of the stylus 30 at a distance separated by at least one piece of writing paper, thereby generating a handwriting signal corresponding to the real handwriting while forming the real handwriting on the writing paper .
  • the touch device 10 can communicate with an electronic device 200, such as a tablet computer, a mobile phone, or the like, for example, by using a wireless communication method such as Bluetooth.
  • the handwriting signal corresponding to the real handwriting generated by the touch device 10 can be sent to the electronic device 200 for display, so that the handwriting corresponding to the handwriting signal can be displayed on the display screen of the electronic device 200 in real time.
  • the electronic device 200 may perform wireless communication with the touch device 10 or wired communication.
  • the handwriting removal tool 20 of the embodiment of the present application includes a conductive rubber 21 for removing the handwriting of the writing area 11, wherein when the conductive rubber 21 clears the handwriting of the writing area 11, the touch device 10 senses that the conductive rubber 21 is The operation information in the writing area 11 generates a clear instruction according to the operation information.
  • the clear instruction is provided to the electronic device 200 communicating with the touch device 10 to synchronously clear the handwriting displayed by the electronic device 200.
  • the conductive rubber 21 of the handwriting removal tool 20 may be used to clear the written handwriting.
  • the touch device 10 includes a touch sensor module 12 and a communication module 13 connected to the touch sensor module 12.
  • the touch sensor module 12 can sense the operation information of the conductive rubber 21 in the writing area 11, and then The operation information generates a clearing instruction, and then, the communication module 13 provides the clearing instruction to the electronic device 200 communicating with the touch device 10, and the electronic device 200 will clear the synchronously displayed handwriting according to the clearing instruction.
  • the above operation information includes at least one of the contact area and the moving track of the conductive rubber 21 in the writing area 11. That is to say, the touch sensor module 12 can sense the contact area and/or movement trajectory of the conductive rubber 21 in the writing area 11, and then generate the clearing instruction according to the contact area and/or movement trajectory.
  • FIG. 4a is a schematic diagram of the effect of the writing system 1000 when the user is writing. Specifically, when the user writes on the writing area of the touch device 10, the touch device 10 will send the written handwriting simultaneously To the electronic device 200, synchronized handwriting is displayed on the electronic device 200 in real time.
  • 4b is a schematic diagram of the effect of the writing system 1000 when the user erases the handwriting on the writing area 11 of the touch device 10.
  • the user uses the handwriting removal tool to clear the handwriting on the touch device 10, and touch
  • the device 10 senses the contact area and movement track of the handwriting removal tool 20 and the writing area 11 to generate a clearing instruction, and then sends the clearing instruction to the electronic device 200, and the electronic device 200 synchronously clears the corresponding on the display screen of the electronic device 200 according to the clearing instruction Handwriting.
  • the conductive rubber 21 may not be used for movement, as long as the writing in the area in contact with the conductive rubber 21 is cleared, at this time, the touch device 10 only needs to It is sufficient to sense the above contact area.
  • the handwriting removal tool 20, writing device 100 and writing system 1000 of the embodiment of the present application can clear the handwriting at the writing end, and synchronize the clearing signal to the electronic device 200.
  • the clearing action does not need to be performed at the electronic device 200, which is convenient for the user , Restore the real writing experience, and perfect the writing system 1000 for writing.
  • the conductive rubber 21 includes a rubber body and conductive particles filled in the rubber body.
  • the conductive function possessed by the rubber body can be made so that the touch sensor module 12 can sense the contact area and the moving track of the conductive rubber 21 in the writing area 11.
  • the touch sensor module 12 includes a capacitive touch sensor 121.
  • the capacitive touch sensor 121 is used to form a coupling capacitance with the conductive rubber 21 and sense the contact area and movement according to the change in the coupling capacitance Track.
  • the conductive rubber 21 has a conductive function
  • the conductive rubber 21 can form a coupling capacitance with the capacitive touch sensor 121, During mobile erasing, the coupling capacitance between the two will change, and the capacitive touch sensor 121 can sense the contact area and movement track of the conductive rubber 21 and the touch device 10 according to the change in the coupling capacitance.
  • the conductive rubber 21 includes a head 211 having at least two contact areas 212 that can contact the writing area 11.
  • the contact area 212 of the head 211 is generally used to contact the writing area 11 to achieve the purpose of erasing the writing.
  • the areas of the plurality of contact regions 212 are different. In this way, the user can choose to use different contact areas 212 to erase the writing of the writing area 11 according to the size of the area where the writing needs to be erased. It can be understood that, in some other embodiments, the areas of the multiple contact regions 212 may be all the same or partly the same.
  • the touch device 10 can sense the size of the contact area between the conductive rubber 21 and the writing area 11, thereby forming a clear instruction according to the size of the contact area and the movement trajectory.
  • the touch sensor module 12 of the touch device 10 is also used to identify whether the contact area meets the preset condition, and when the contact area meets the preset condition, generate a clear instruction according to the operation information.
  • the contact area 212 of the head 211 of the conductive rubber 21 is in contact with the writing area 11.
  • the contact area of the conductive rubber 21 and the writing area 11 remains basically unchanged. Therefore, it can be determined by judging whether the contact area satisfies the preset condition. Whether the writing area 11 is in contact with the conductive rubber 21 or not.
  • the preset condition refers to a preset value range according to the areas of the multiple contact regions 212 of the conductive rubber 21. That is to say, in this embodiment, only when the contact area meets the preset condition, that is, the contact area is within the preset value range, the touch sensor module 12 will generate a clear command according to the contact area and the movement trajectory. The preset condition is not satisfied, that is, the contact area is not within the preset value range, and even if there is contact and movement trajectory, no clear command will be generated.
  • the conductive rubber 21 has five contact areas 212 with different areas, and the area of each contact area 212 is 0.2 cm 2 , 0.5 cm 2 , 1 cm 2 , 1.5 cm 2 , and 2 cm 2 respectively . Therefore, the preset values The range can be set to 0.2-2 cm 2 , that is to say, only when the contact area of the conductive rubber 21 and the writing area 11 is within the range of 0.2-2 cm 2 , the clear instruction will be generated according to the operation information. If the contact area is not within the preset range, it means that the conductive rubber 21 is not in contact with the writing area 11 at this time, and no clear instruction will be generated.
  • the aforementioned preset condition may also be a plurality of fixed values directly set according to the areas of the plurality of contact regions 212. That is to say, only when the contact area is any one of the preset multiple fixed values, the touch sensor module 12 will generate a clear command according to the contact area and the movement trajectory, if the contact area is within the preset multiple fixed values None of them match, even if there is contact and movement trajectory, no clear command will be generated.
  • the conductive rubber 21 has five contact areas 212 with different areas, and the area of each contact area 212 is 1 cm 2 , 1.5 cm 2 , 2 cm 2 , 2.5 cm 2, and 3 cm 2 , respectively.
  • the value can be 1cm 2 , 1.5cm 2 , 2cm 2 , 2.5cm 2 and 3cm 2 , that is to say, only when the contact area of the conductive rubber 21 and the writing area 11 matches the above-mentioned fixed value, it will be based on the operation
  • the message generates a clear instruction. If there is no match, it means that the conductive rubber 21 is not in contact with the writing area 11 at this time, and no clear instruction will be generated.
  • the area of the contact area 212 can be set by designing the shape of the conductive rubber 21 and the like, and the area of each contact area 212 is maintained during the use of the conductive rubber 21 change.
  • the handwriting removal tool 20 includes a distance sensor 22, and the distance sensor 22 is used to detect the distance between the handwriting removal tool 20 and the touch device 10 so that the detected distance of the touch device 10 is within a preset range At this time, a clear signal can be generated based on the access operation information.
  • the touch sensor module 12 of the touch device 10 generates a clear signal according to the operation information.
  • the touch device 10 does not generate a clear instruction. In this way, it is possible to prevent the handwriting displayed by the electronic device 200 from being erased due to a user's accidental touch or due to a touch by other external objects.
  • the handwriting removal tool 20 further includes a switch 23 connected to the distance sensor 22, and the switch 23 is used to control the opening and closing of the distance sensor 22.
  • the switch 23 can be used to control the distance sensor 22 to be turned on or off, so that the user can use the distance sensor 22 to detect the distance between the handwriting removal tool 20 and the touch device 10. It can be understood that the switch may use a button switch or a touch switch.
  • the handwriting removal tool 20 further includes a processor 25 connected to the distance sensor 22, and the processor 25 is used to send distance information to the touch device 10.
  • the processor 25 can detect whether the distance sensor 22 is turned on. When the distance sensor 22 is turned on, the distance sensor 22 can detect the distance between the handwriting clear tool and the touch device 10, and the processor 25 can read the distance sensor 22 detected distance data, and can send the distance data to the touch device 10, when the detected distance is within a preset range, it means that the user will use the handwriting removal tool 20 to clear the handwriting on the touch device 10, At this time, the touch sensor module 12 of the touch device 10 generates a clear signal according to the contact area and the movement trajectory.
  • the touch sensor module 12 of the touch device 10 does not generate a clear signal In this way, it can be further prevented that the handwriting displayed by the electronic device 200 is erroneously cleared due to a user's accidental touch or other external objects.
  • the handwriting removal tool 20 includes a housing 24.
  • the distance sensor 22 and the conductive rubber 21 are installed in the housing 24.
  • the conductive rubber 21 at least partially protrudes from the housing 24.
  • the housing 24 may be made as a separate component together with the distance sensor 22 and the processor 25 and other components, and then the housing 24 is sleeved on the conductive rubber 21 to form the handwriting removal tool 20 of this embodiment.
  • the housing 24 may be sleeved on the conductive rubber 21, the rubber at least partially protrudes from the housing 24, so that when the conductive rubber 21 needs to be replaced, there is no need to replace the housing 24, but only need to remove the conductive rubber 21 from the housing Take out the body 24 and replace the conductive rubber 21. In this way, even if it is convenient for the user to replace the conductive rubber 21, the use cost of the handwriting removal tool 20 is also reduced.
  • the case 24 is made of a conductive material, for example, a conductive metal.
  • the housing 24 and the conductive rubber 21 transmit the current of the human body to the capacitive touch sensor 121 of the touch sensor module 12, thereby forming a coupling capacitance between the handwriting removal tool 20 and the capacitive touch sensor 121 .
  • the handwriting removal tool 20 further includes a power supply.
  • the power supply is also provided in the housing 24. The power supply is used to provide the operating voltage to the distance sensor 22 so that the distance sensor 22 can work normally.
  • the touch device 10 further includes writing paper covering the surface of the touch device 10, and the handwriting removal tool 20 is used to remove handwriting from the writing paper and drive the touch device 10 below the writing paper to generate a clearing instruction .
  • the writing paper includes conductive paper.
  • Conductive paper is a kind of paper with good conductive properties. Its conductivity is not sensitive to changes in humidity in the external environment, and has high tensile and tear strength.
  • the principle is to use chemical wood pulp to make paper. Some conductive substances are added to the pulp. For example, conductive carbon black or acetylene carbon black, you can also add a small amount of metal powder or metalized fiber with good conductivity, or spray metal, metal oxide, etc. on the surface of the base paper.
  • the conductive rubber 21 when used to clear the handwriting, the conductive rubber 21 and the conductive paper transmit the current introduced from the human body to the capacitive touch sensor 121 of the touch device 10 to form a current path, thereby forming a coupling capacitor, The touch device 10 can recognize the movement track of the conductive rubber 21 according to the change of the coupling capacitance.

Abstract

L'invention concerne un outil (20) d'effacement d'écriture manuscrite utilisé dans un dispositif (10) à commande tactile. Le dispositif (10) à commande tactile est muni d'une zone (11) d'écriture, l'outil (20) d'effacement d'écriture manuscrite comporte une gomme électriquement conductrice (21), et la gomme électriquement conductrice (21) est utilisée pour effacer une écriture manuscrite de la zone d'écriture, caractérisée en ce que, lorsque la gomme électriquement conductrice (21) efface l'écriture manuscrite de la zone (11) d'écriture, le dispositif (10) à commande tactile détecte des informations d'utilisation de la gomme électriquement conductrice (21) dans la zone (11) d'écriture, et génère une instruction d'effacement en fonction d'une zone de contact et d'une trajectoire de mouvement, et en ce que l'instruction d'effacement est utilisée pour être fournie à un dispositif électronique (200) en communication avec le dispositif (10) à commande tactile de façon à effacer de manière synchrone une écriture manuscrite affichée par le dispositif électronique (200). L'invention concerne en outre un appareil (100) d'écriture et un système (1000) d'écriture.
PCT/CN2018/118483 2018-11-30 2018-11-30 Outil d'effacement d'écriture manuscrite, appareil d'écriture et système d'écriture WO2020107384A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201880096035.6A CN112689814A (zh) 2018-11-30 2018-11-30 笔迹清除工具、书写设备和书写系统
PCT/CN2018/118483 WO2020107384A1 (fr) 2018-11-30 2018-11-30 Outil d'effacement d'écriture manuscrite, appareil d'écriture et système d'écriture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/118483 WO2020107384A1 (fr) 2018-11-30 2018-11-30 Outil d'effacement d'écriture manuscrite, appareil d'écriture et système d'écriture

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Publication Number Publication Date
WO2020107384A1 true WO2020107384A1 (fr) 2020-06-04

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PCT/CN2018/118483 WO2020107384A1 (fr) 2018-11-30 2018-11-30 Outil d'effacement d'écriture manuscrite, appareil d'écriture et système d'écriture

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WO (1) WO2020107384A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113821113B (zh) * 2021-11-22 2022-04-22 荣耀终端有限公司 电子设备和触控笔的交互方法、系统和电子设备

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CN103049109A (zh) * 2012-12-20 2013-04-17 广州视睿电子科技有限公司 一种触控笔及触控点识别方法
CN104484121A (zh) * 2014-12-29 2015-04-01 广州视睿电子科技有限公司 触摸屏上的内容擦除方法和装置
CN207473565U (zh) * 2017-12-11 2018-06-08 青岛罗博数码科技有限公司 一种智能书写装置
CN208596359U (zh) * 2018-07-25 2019-03-12 深圳市柔宇科技有限公司 手写笔及手写装置

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Publication number Priority date Publication date Assignee Title
CN205229985U (zh) * 2015-12-07 2016-05-11 深圳易普森科技股份有限公司 一种基于电磁式触控的双写电子笔
JP6901548B2 (ja) * 2017-03-03 2021-07-14 株式会社ワコム 位置指示器及び筆記情報処理装置

Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
CN103049109A (zh) * 2012-12-20 2013-04-17 广州视睿电子科技有限公司 一种触控笔及触控点识别方法
CN104484121A (zh) * 2014-12-29 2015-04-01 广州视睿电子科技有限公司 触摸屏上的内容擦除方法和装置
CN207473565U (zh) * 2017-12-11 2018-06-08 青岛罗博数码科技有限公司 一种智能书写装置
CN208596359U (zh) * 2018-07-25 2019-03-12 深圳市柔宇科技有限公司 手写笔及手写装置

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