CN113448455A - Electronic whiteboard shortcut key implementation method and electronic whiteboard - Google Patents
Electronic whiteboard shortcut key implementation method and electronic whiteboard Download PDFInfo
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- CN113448455A CN113448455A CN202011028906.6A CN202011028906A CN113448455A CN 113448455 A CN113448455 A CN 113448455A CN 202011028906 A CN202011028906 A CN 202011028906A CN 113448455 A CN113448455 A CN 113448455A
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- control board
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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
- G06F3/0412—Digitisers structurally integrated in a display
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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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- General Engineering & Computer Science (AREA)
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- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The invention provides a method for realizing a shortcut key of an electronic whiteboard and the electronic whiteboard, wherein a secondary touch screen control panel is added in the method and the electronic whiteboard; the auxiliary touch screen control panel comprises a step of receiving touch coordinate data sent by the main control panel; judging whether the shortcut key is touched by using the touch coordinate position; and realizing the shortcut key function according to the shortcut function key processing design. The invention adds the shortcut key function in the existing electronic whiteboard without the shortcut key function, does not need to transform the original electronic whiteboard, and directly adds the auxiliary touch screen control panel to realize the shortcut key function.
Description
Technical Field
The invention relates to the field of electronic whiteboards, in particular to an electronic whiteboard shortcut key implementation method and an electronic whiteboard.
Background
Electronic whiteboards are widely used in offices, meeting rooms, and classrooms. At present, an electronic whiteboard comprises a touch screen and a display screen which are arranged in an overlapping manner, the display screen and a host of the electronic whiteboard are combined together in a relationship between a computer host and a display, the touch screen is one of input devices of a computer system, the touch screen comprises another screen (often, the screen is also called as a touch screen) and a main control board (also called as a touch main control board) which are overlapped with the display screen, at present, the touch screen for the electronic whiteboard comprises an infrared touch screen, a resistive touch screen and a capacitive touch screen, when an object scratches (touches) on the touch screen, touch information such as infrared ray information (the infrared touch screen), resistance change information (the resistive touch screen) and capacitance change information (the capacitive screen) is transmitted to the touch main control board through an interface, and the touch information (touch data) is not only of the infrared touch screen but also of the resistive touch screen and the capacitive touch screen, the touch screen transmits and receives data sensed by the network, for example, when the capacitive touch screen is used, touch information mainly refers to that when a finger touches a capacitive film, the transmitting and receiving networks of the capacitive film sense the capacitance of the finger, the touch control panel receives the capacitance value of the finger to judge the position of the finger to form touch input data, namely coordinates of a pointing point of the finger, at present, touch actions generally comprise 'point' and 'scratch' of the finger, the 'point' and the 'scratch' are distributed by the touch control panel through a track tracking ID to realize functions of touch, writing and scratch, and the like, the track tracking ID is transmitted to a host computer to serve as an input signal of the host computer, and the host computer processes the input signal.
However, such electronic whiteboards do not have shortcut key input capability at present. Therefore, in order to implement the shortcut key function, at present, many electronic whiteboard manufacturers have introduced an electronic whiteboard with the shortcut key function, for example, chinese patent application publication No. CN 103226409 a discloses a method for implementing electronic whiteboard function switching based on shortcut key icons and an electronic whiteboard, the method includes the following steps:
selecting a shortcut key icon, namely clicking and selecting a corresponding shortcut key icon set on the electronic whiteboard according to the current operation;
an operation step, obtaining corresponding information realized by the shortcut key icon through operation;
a transmission step for transmitting the corresponding information to an operating system;
and a function switching step, namely, the electronic whiteboard obtains corresponding information through an operating system and performs corresponding function switching.
This electronic whiteboard includes:
the shortcut key icons are used for clicking corresponding shortcut key icons arranged on the electronic whiteboard according to the current operation;
the operation module is used for obtaining corresponding information realized by the shortcut key icon through operation;
the transmission module is used for transmitting the corresponding information to the operating system;
and the electronic whiteboard software acquires corresponding information through the operating system and performs corresponding function switching.
The method for realizing shortcut key touch of the electronic whiteboard with the touch method comprises the following steps:
and touching the bottom layer, dividing the touch into a left part, a middle part and a right part, defining shortcut keys on the left and the right, and defining writing and touching in the middle.
Such disadvantages are: requiring a significant amount of human or capital investment to design from the bottom layer of software. The design time is long and the cost is high. When different guests customize different shortcut key functions, new software needs to be designed. The adaptability is poor.
Disclosure of Invention
Aiming at the defects of the existing electronic whiteboard shortcut key implementation method, the electronic whiteboard shortcut key implementation method and the electronic whiteboard are provided.
The technical scheme for realizing the technical purpose of the invention is as follows: a method for realizing shortcut keys of an electronic whiteboard is provided with an auxiliary touch screen control panel connected with a touch main control panel; the method comprises the following steps:
sending the touch data by the touch main control board;
the auxiliary touch screen control board receives touch coordinate data sent by the main control board;
judging whether the shortcut key is touched by the auxiliary touch screen control panel by using the touch coordinate position;
if the shortcut key is touched, the auxiliary touch screen control panel processes the design by utilizing the touch coordinate position and the shortcut function key to realize the function of the shortcut key;
and the auxiliary touch screen control board sends the shortcut key processing ID to the touch main control board, and the shortcut key processing ID is forwarded to the host by the touch main control board.
Further, the method for implementing the electronic whiteboard shortcut key comprises the following steps: the auxiliary touch screen control panel further comprises the following steps:
a step of realizing touch and writing and drawing functions by using the distribution of the track tracking ID;
and sending the track tracking ID to the touch main control board, and forwarding the track tracking ID to the host by the touch main control board.
Further, the method for implementing the electronic whiteboard shortcut key comprises the following steps: the auxiliary touch screen control panel further comprises the following steps:
designing calibration positioning to realize calibration;
and sending the calibration ID data to the touch main control board, and forwarding the calibration ID data to the host by the touch main control board.
Further, the method for implementing the electronic whiteboard shortcut key comprises the following steps: the touch main control panel comprises the following steps:
a step of realizing touch and writing and drawing functions by using the distribution of the track tracking ID;
the trajectory tracking ID is sent to the host.
Further, the method for implementing the electronic whiteboard shortcut key comprises the following steps: the touch main control panel comprises the following steps:
designing calibration positioning to realize calibration;
the calibration ID data is sent to the host.
Further, the method for implementing the electronic whiteboard shortcut key comprises the following steps: when the touch main control board transmits data to the auxiliary touch screen control board, a serial port duplex communication mode is adopted, and the main control board comprises a step of converting touch coordinate data into serial port information.
The invention also provides an electronic whiteboard, which comprises a touch screen, a touch main control board, a host and a display; touch information sensed by the touch screen is input into a main control board, the main control board is connected with a host, and the host is connected with a display; still include vice touch-sensitive screen control panel, vice touch-sensitive screen control panel link to each other with touch main control board duplex communication, include:
the data receiving device is used for receiving the touch coordinate data sent by the main control board;
a judging device for judging whether the shortcut key is touched by using the touch coordinate position;
and the device realizes the shortcut key function according to the shortcut function key processing design.
Further, in the electronic whiteboard described above: the main control board is connected with the auxiliary touch screen control board through a serial port.
Further, in the electronic whiteboard described above: the touch screen is a capacitive touch screen.
The invention adds the shortcut key function in the existing electronic whiteboard without the shortcut key function, does not need to transform the original electronic whiteboard, directly adds the auxiliary touch screen control panel to realize the shortcut key function, and designs the auxiliary touch control panel on the basis of the universal capacitor main board without the shortcut key function. And shortcut keys are designed on the auxiliary touch control panel, and are positioned, touched and written.
The invention will be explained in more detail below with reference to the drawings and examples.
Drawings
Fig. 1 is a flowchart of a shortcut key implementation method in embodiment 1 of the present invention.
Fig. 2 is a block diagram of an electronic whiteboard according to embodiment 1 of the present invention.
Detailed Description
The embodiment is a method for implementing a shortcut key after adding a shortcut function to an existing electronic whiteboard, and in the embodiment, the electronic whiteboard is an electronic whiteboard with a capacitive touch screen, as shown in fig. 1, the electronic whiteboard includes a touch screen, a touch main control board, a host and a display; the touch screen is a capacitive touch screen, the touch main control board, the host and the display are common capacitive main control boards, hosts and displays of the capacitive touch screen electronic whiteboard without shortcut key function at present, and the connection modes of the capacitive main control boards, the hosts and the displays are also common connection modes. Touch information sensed by the touch screen is input into a main control board, the main control board is connected with a host, and the host is connected with a display; in order to increase the shortcut key function in the ordinary capacitive touch electronic whiteboard, this embodiment further includes an auxiliary touch screen control panel, and the auxiliary touch screen control panel is connected with the main control panel by a serial port, including:
the data receiving device is used for receiving the touch coordinate data sent by the main control board;
a judging device for judging whether the shortcut key is touched by using the touch coordinate position;
and the device realizes the shortcut key function according to the shortcut function key processing design.
As a touch control panel, the original function is that when the touch information received by the touch main control panel of the touch screen is mainly a finger touching a capacitance film, the transmitting and receiving net of the capacitance film senses the capacitance of the finger. The touch control panel receives the capacitance value of the finger to judge the position of the finger.
And the functions of touch, writing and drawing are realized by using the distribution of the track tracking ID, and the like. The touch control panel is an original module in the touch control panel, and realizes the functions of touch, writing and scribing, and the like by utilizing the track tracking ID distribution.
The touch control panel is also provided with a module for designing, calibrating and positioning to realize the calibration function, which is also the original module.
In this embodiment, a module for realizing functions of touch, writing, drawing, and the like by using the trajectory tracking ID assignment and a module for realizing the calibration function may be provided in the sub touch screen control panel.
In fact, in this embodiment, in the existing capacitive touch screen electronic whiteboard, a sub-touch screen control board for processing a shortcut key is added, the touch main control board still completes the original function, only the processed touch information needs to be sent to the sub-touch screen control board through a serial port, after the method for implementing the shortcut key is implemented by the sub-touch screen control board, the processed shortcut key processing ID is sent to the touch main control board through the serial port, the processed shortcut key processing ID is forwarded to the host by the touch main control board, and the functions of touch, writing, scribing, and the like, the calibration function, and the like are still completed by the touch main control board. Of course, these functions can also be realized by distributing to the auxiliary touch screen control board, and the track tracking ID and the calibration ID are sent to the touch main control board by the serial port, and then forwarded to the host by the touch main control board.
In this embodiment, the connection between the auxiliary touch screen control board and the computer, i.e., the host, is realized through the main control board, and the connection is not direct, and the connection is duplex serial communication with the main control board. The functional data processed by the auxiliary touch screen control board returns to the main control board, and then is transmitted to the main display and the like by the main control board.
In this embodiment, the method for implementing a shortcut key includes the following steps:
and S1, touching the capacitive touch screen by the finger of the operator.
S2, the transmitting and receiving nets of the capacitive touch screen sense the capacitance of the finger.
And S3, the touch main control board receives the capacitance value of the finger to judge the position of the finger.
And S4, the touch main control board receives the capacitance value of the finger and judges the position (coordinate) of the finger.
And S5, the touch main control board forms touch coordinate data from the touch data and sends the touch coordinate data to the auxiliary touch screen control board.
And S6, the auxiliary touch screen control board receives the touch coordinate data sent by the main control board.
S7, the processing of the received data by the auxiliary touch screen control panel comprises the following steps:
7.1 the functions of touch, writing and drawing are realized by using the ID distribution of track tracking.
7.2, the shortcut key function is realized by utilizing the touch coordinate position and the shortcut function key processing design.
7.3 utilize serial port information, design calibration location, realize the calibration function.
In the sub-touch screen control panel: and according to the touch coordinate point, software processes data trajectory tracking, realizes touch writing and scribing, and designs a shortcut key switch. By scaling, the calibration process software is designed.
And S8, the auxiliary touch screen control board directly sends the processed functional data to the touch main control board, and the functional data is forwarded to the host by the touch main control board as shown in FIG. 1. The function data comprises trajectory tracking function data, shortcut processing function data and calibration function data.
And S9, the host computer realizes the corresponding function according to the function data and displays the function on the display.
In other embodiments:
the method comprises the steps of utilizing track tracking ID distribution to realize touch, writing and scribing, and the like, utilizing serial port information to design calibration and positioning, directly realizing the calibration function on a touch main control board, wherein the touch main control board is also realized in an electronic whiteboard without a shortcut key function, the touch main control board forms touch coordinate data from the touch data and sends the touch coordinate data to a secondary touch screen control board, the touch coordinate data is processed by the touch main control board, the track tracking ID distribution is utilized to realize the touch, writing and scribing, the like, utilizing the serial port information to design calibration and positioning, realizing the calibration function, judging whether a shortcut key is touched by utilizing a touch coordinate position in the secondary touch screen control board, and utilizing the touch coordinate position and the shortcut function key to process the design and realize the shortcut key function if the shortcut key is touched. And directly sending the processed functional data to the touch main control board, and forwarding the functional data to the host by the touch main control board.
Claims (9)
1. A method for realizing an electronic whiteboard shortcut key is characterized by comprising the following steps: an auxiliary touch screen control board connected with the touch main control board is arranged; the method comprises the following steps:
sending the touch data by the touch main control board;
the auxiliary touch screen control board receives touch coordinate data sent by the main control board;
judging whether the shortcut key is touched by the auxiliary touch screen control panel by using the touch coordinate position;
if the shortcut key is touched, the auxiliary touch screen control panel processes the design by utilizing the touch coordinate position and the shortcut function key to realize the function of the shortcut key;
and the auxiliary touch screen control board sends the shortcut key processing ID to the touch main control board, and the shortcut key processing ID is forwarded to the host by the touch main control board.
2. The electronic whiteboard shortcut key implementation method of claim 1, wherein: the auxiliary touch screen control panel further comprises the following steps:
a step of realizing touch and writing and drawing functions by using the distribution of the track tracking ID;
and sending the track tracking ID to the touch main control board, and forwarding the track tracking ID to the host by the touch main control board.
3. The electronic whiteboard shortcut key implementation method of claim 1, wherein: the auxiliary touch screen control panel further comprises the following steps:
designing calibration positioning to realize calibration;
and sending the calibration ID data to the touch main control board, and forwarding the calibration ID data to the host by the touch main control board.
4. The electronic whiteboard shortcut key implementation method of claim 1, wherein: the touch main control panel comprises the following steps:
a step of realizing touch and writing and drawing functions by using the distribution of the track tracking ID;
the trajectory tracking ID is sent to the host.
5. The electronic whiteboard shortcut key implementation method of claim 1, wherein: the touch main control panel comprises the following steps:
designing calibration positioning to realize calibration;
the calibration ID data is sent to the host.
6. The electronic whiteboard shortcut key implementation method according to any one of claims 1 to 5, characterized in that: when the touch main control board transmits data to the auxiliary touch screen control board, a serial port duplex communication mode is adopted, and the main control board comprises a step of converting touch coordinate data into serial port information.
7. An electronic whiteboard comprises a touch screen, a touch main control board, a host and a display; touch information sensed by the touch screen is input into a main control board, the main control board is connected with a host, and the host is connected with a display; the method is characterized in that: still include vice touch-sensitive screen control panel, vice touch-sensitive screen control panel link to each other with touch main control board duplex communication, include:
the data receiving device is used for receiving the touch coordinate data sent by the main control board;
a judging device for judging whether the shortcut key is touched by using the touch coordinate position;
and the device realizes the shortcut key function according to the shortcut function key processing design.
8. The electronic whiteboard of claim 7, wherein: the main control board is connected with the auxiliary touch screen control board through a serial port.
9. An electronic whiteboard according to claim 7 or 8, characterized in that: the touch screen is a capacitive touch screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011028906.6A CN113448455B (en) | 2020-09-27 | 2020-09-27 | Method for realizing shortcut key of electronic whiteboard and electronic whiteboard |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011028906.6A CN113448455B (en) | 2020-09-27 | 2020-09-27 | Method for realizing shortcut key of electronic whiteboard and electronic whiteboard |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101676844A (en) * | 2008-09-18 | 2010-03-24 | 联想(北京)有限公司 | Processing method and apparatus for information input from touch screen |
| CN101944001A (en) * | 2010-09-29 | 2011-01-12 | 广东威创视讯科技股份有限公司 | Simulated keyboard device and implementation method thereof |
| CN104661066A (en) * | 2015-02-06 | 2015-05-27 | 北京誉信优能信息科技有限公司 | Multi-point floating touch remote control device and remote control method thereof |
| US20150278983A1 (en) * | 2014-04-01 | 2015-10-01 | Nec Corporation | Terminal apparatus, electronic whiteboard system, input assist method for electronic whiteboard, and medium |
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2020
- 2020-09-27 CN CN202011028906.6A patent/CN113448455B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101676844A (en) * | 2008-09-18 | 2010-03-24 | 联想(北京)有限公司 | Processing method and apparatus for information input from touch screen |
| CN101944001A (en) * | 2010-09-29 | 2011-01-12 | 广东威创视讯科技股份有限公司 | Simulated keyboard device and implementation method thereof |
| US20150278983A1 (en) * | 2014-04-01 | 2015-10-01 | Nec Corporation | Terminal apparatus, electronic whiteboard system, input assist method for electronic whiteboard, and medium |
| CN104661066A (en) * | 2015-02-06 | 2015-05-27 | 北京誉信优能信息科技有限公司 | Multi-point floating touch remote control device and remote control method thereof |
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| CN113448455B (en) | 2023-09-01 |
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