CN110647252A - Input device and electronic device - Google Patents

Abstract

The present invention discloses an input device and an electronic device that can be applied to interactive control. The input device includes a first terminal and a second terminal, and the electronic device includes a touch-sensitive panel and a processing circuit. The touch-sensitive panel senses the first terminal and the second terminal to detect a first detection point corresponding to the first terminal and a second detection point corresponding to the second terminal. When the input device is placed on the touch-sensitive panel, the first detection point corresponds to the position of the first terminal on the touch-sensitive panel, and the second detection point corresponds to the position of the second terminal on the touch-sensitive panel. When it is detected that the distance between the first detection point and the second detection point is equal to a predetermined distance, the touch-sensitive panel generates a detection result to indicate that the input device is placed on the touch-sensitive panel. The present invention can realize an interactive mechanism between devices in a limited space and can solve the problems faced by the prior art.

Description

Input Devices and Electronic Devices

technical field

The present invention relates to user interface control, and in particular, to an input device and an electronic device applicable to interactive control.

Background technique

According to the prior art, interaction mechanisms can be found in certain electronic devices, such as multifunctional mobile phones. In particular, this type of interaction mechanism typically provides interaction between humans and machines rather than between machines. There are certain proposals in the prior art to try to design the interaction between machines, but with the attendant problems of high cost and too much space occupied by the overall architecture. Therefore, a novel method and related architecture are needed to realize the interaction mechanism between devices.

SUMMARY OF THE INVENTION

An object of the present invention is to disclose an input device and an electronic device applicable to interactive control to solve the above problems.

Another object of the present invention is to disclose an input device and an electronic device that can be applied to interactive control, so as to realize an interaction mechanism between the devices.

At least one embodiment of the present invention discloses an input device, which can be applied to interactive control between the input device and an electronic device. The input device includes: a first terminal and a second terminal. The first terminal can be used to trigger a touch-sensitive panel of the electronic device to detect a first detection point corresponding to the first terminal, wherein when the input device is activated When placed on the touch-sensitive panel, the first detection point corresponds to the position of the first terminal on the touch-sensitive panel. The second terminal can be used to trigger the touch-sensitive panel to detect a second detection point corresponding to the second terminal, wherein when the input device is placed on the touch-sensitive panel, the first The two detection points correspond to the positions of the second terminals on the touch-sensitive panel. In addition, when it is detected that the distance between the first detection point and the second detection point is equal to a predetermined distance, the touch-sensitive panel generates a detection result to indicate that the touch-sensitive panel is placed on the touch-sensitive panel. The item on is the input device. In addition, at least according to the detection result, the electronic device controls the display content output by a display module of the electronic device to correspond to the input device.

At least one embodiment of the present invention discloses an electronic device that can be applied to interactive control between an input device and the electronic device. The electronic device includes: a touch-sensitive panel; and a processing circuit coupled to the electronic device. touch-sensitive panel. The touch-sensitive panel can be used for sensing a first terminal and a second terminal of the input device to detect a first detection point corresponding to the first terminal and a first detection point corresponding to the second terminal A second detection point of the terminal, wherein when the input device is placed on the touch-sensitive panel, the first detection point corresponds to the position of the first terminal on the touch-sensitive panel, And the second detection point corresponds to the position of the second terminal on the touch-sensitive panel. In addition, when it is detected that the distance between the first detection point and the second detection point is equal to a predetermined distance, the touch-sensitive panel generates a detection result to indicate that the touch-sensitive panel is placed on the touch-sensitive panel. The item on is the input device. In addition, the processing circuit can be used to control the operation of the electronic device, wherein at least according to the detection result, the processing circuit controls the display content output by a display module of the electronic device to correspond to the input device.

One of the advantages of the present invention is that the present invention can properly control the operation of the electronic device, especially, an interaction mechanism between devices can be realized in a limited space, so as to avoid various problems in the prior art. Additionally, implementation in accordance with related embodiments of the present invention does not add much additional cost.

Description of drawings

FIG. 1 is a schematic diagram of an interaction system according to an embodiment of the present invention, wherein the interaction system includes an input device and an electronic device.

FIG. 2 is a workflow of a method for interactive control according to an embodiment of the present invention.

FIG. 3 shows the implementation details of the input device in an embodiment.

FIG. 4 shows the implementation details of the input device in another embodiment.

FIG. 5 shows the implementation details of the input device in another embodiment.

FIG. 6 shows the implementation details of the input device in another embodiment.

FIG. 7 shows the implementation details of the electronic device in an embodiment.

FIG. 8 shows the implementation details of the interactive system in one embodiment.

FIG. 9 illustrates the workflow of the method in one embodiment.

Among them, the reference numerals are described as follows:

100 Interactive Systems

110 Input device

110C, 124C control circuit

111,112 Terminals

114 Coplanar structure

116,126 communication modules

120 Electronics

122 Processing circuit

124 Touch-sensitive panels

124H, 124V detection circuit

128 Display Module

200,300 Workflows

210～230, S11～S16 steps

D1,D2,D3,D4 Predetermined distance

P1,P2 detection point

Detailed ways

FIG. 1 is a schematic diagram of an interactive system 100 according to an embodiment of the present invention. The interactive system 100 may include an input device 110 and an electronic device 120 . Examples of the input device 110 may include (but are not limited to): an active stylus pen, a ruler, a digital protractor, etc.; and examples of the electronic device 120 may include (but are not limited to): All-in-one personal computer (PC), tablet computer, multifunctional mobile phone, etc. The size of the electronic device 120 is generally larger than that of the input device 110, but the invention is not limited thereto.

As shown in FIG. 1 , the input device 110 may include a control circuit 110C (eg, a microprocessor, memory and related circuits), terminals 111 and 112 , a coplanar structure 114 and a communication module 116 (eg, conforming to Bluetooth, Wi-Fi and other communication protocols), and the electronic device 120 may include a processing circuit 122 (eg, processor, memory, bus and related circuits), a touch-sensitive panel 124 (touch-sensitive panel) and The control circuit 124C, a communication module 126 (eg, a wireless communication module conforming to a communication protocol such as Bluetooth or Wi-Fi) and a display module 128 are included. The architecture of the interactive system 100 can be varied as long as it does not hinder the implementation of the present invention. For example, the number, type, arrangement, etc. of the components of any one of the input device 110 and the electronic device 120 may be varied. For another example, some components of either the input device 110 and the electronic device 120 can be integrated into the same module, for example, the touch-sensitive panel 124 and the display module 128 of the electronic device 120 can be integrated into a touch screen.

According to this embodiment, the control circuit 110C and the processing circuit 122 can be used to control the operation of the input device 110 and the electronic device 120 respectively, and the terminals 111 and 112 and the touch-sensitive panel 124 can be used for touch control, especially, through dual detection points to perform interactive control of the input device 110 and the electronic device 120 . The terminal 111 can be used to trigger the touch-sensitive panel 124 to detect a detection point P1 corresponding to the terminal 111, and the terminal 112 can be used to trigger the touch-sensitive panel 124 to detect a detection point P2 corresponding to the terminal 112, wherein when the input device 110 When placed on the touch-sensitive panel 124 , the detection point P1 corresponds to the position of the terminal 111 on the touch-sensitive panel 124 , and the detection point P2 corresponds to the position of the terminal 112 on the touch-sensitive panel 124 . In addition, the coplanar structure 114 can be used to arrange the terminals 111 and 112, and the terminals 111 and 112 can be located on the same plane, wherein when the input device 110 is placed on the touch sensitive panel 124, the coplanar structure 114 can face the touch sensitive panel 124. In order to allow the touch-sensitive panel 124 to detect the above-mentioned detection points P1 and P2. For example, when the user moves the input device 110 to another place on the touch-sensitive panel 124, the touch-sensitive panel 124 can detect that the distance D between the detection points P1 and P2 remains unchanged. In addition, when necessary, the communication modules 116 and 126 may be used for wireless communication between the input device 110 and the electronic device 120, respectively, to allow the input device 110 and the electronic device 120 to exchange information.

2 is a workflow 200 of a method for interactive control according to an embodiment of the present invention, wherein the method can be applied to the interactive system 100 , the input device 110 and the electronic device 120 , the control circuit 110C and the processing circuit 122 and other components shown in Figure 1. The control circuit 110C and the processing circuit 122 can respectively control the respective operations of the input device 110 and the electronic device 120 according to the method. For ease of understanding, the first terminal and the second terminal in the workflow 200 can be described as terminals 111 and 112 respectively, and the first detection point corresponding to the first terminal and the second terminal corresponding to the second terminal The detection points can be described as detection points P1 and P2, respectively.

In step 210 , the electronic device 120 (eg, the processing circuit 122 ) can use the touch-sensitive panel 124 to sense the terminals 111 and 112 of the input device 110 to detect the detection point P1 corresponding to the terminal 111 and the detection point P1 corresponding to the terminal 111 . The detection point P2 of 112. When the input device 110 is placed on the touch-sensitive panel 124, the terminals 111 and 112 may contact or be close to the touch-sensitive panel 124 to allow the touch-sensitive panel 124 to detect the detection points P1 and P2. Since the terminals 111 and 112 can be fixed by the coplanar structure 114, no matter whether the input device 110 is moved on the touch-sensitive panel 124, or is repositioned on the touch-sensitive panel 124, the detected (detected) by the touch-sensitive panel 124 The distance D between the points P1 and P2 may remain unchanged, equal to a predetermined distance.

In step 220 , when the touch-sensitive panel 124 detects that the distance D between the detection points P1 and P2 is equal to the predetermined distance, the electronic device 120 (eg, the processing circuit 122 ) The results are measured to indicate that the object placed on the touch-sensitive panel 124 is the input device 110 . For example, an input device database may include a mapping relationship between the predetermined distance and an identifier (ID) of the input device 110 , wherein the control circuit 124C may be built in the touch-sensitive panel 124 , and the input device database can be set in the control circuit 124C (eg, a non-volatile memory therein). Based on the input device database, the touch sensitive panel 124 can generate the detection result, which can include the identification code. In particular, the input device database may include a mapping relationship between a plurality of predetermined distances (eg, the predetermined distances) and respective identification codes of a plurality of input devices (eg, the input device 110 ), wherein the plurality of input devices An input device 110 is included, the respective identification codes include the identification codes, and the plurality of predetermined distances include the predetermined distances and are different from each other. Therefore, by mapping from the predetermined distance to the identification code, the touch-sensitive panel 124 detects that the object placed on the touch-sensitive panel 124 is the input device 110 .

In step 230, at least according to the detection result, the electronic device 120 (eg, the processing circuit 122) can control the display content output by the display module 128 to correspond to the input device 110, such as a modified image corresponding to the interactive control. Examples of display content corresponding to the input device 110 may include (but are not limited to): a function menu of the input device 110 , an auxiliary image of the input device 110 (such as a predetermined image representing the input device 110 ), and related information of the input device 110 (such as icons, symbols, etc.) and multimedia (such as movies, photos, etc.) on the input device 110. Under the control of the processing circuit 122 , the display module 128 may display an image related to the interactive control (such as a modified image corresponding to the interactive control) for the electronic device 120 to enhance user experience.

According to some embodiments, one or more steps may be added, modified, or removed from workflow 200 . According to some embodiments, when it is detected that the distance D between the detection points P1 and P2 is equal to the predetermined distance, the touch-sensitive panel 124 can output the detection result and auxiliary information corresponding to the input device 110 , wherein according to Based on the detection result and the auxiliary information, the electronic device 120 (eg, the processing circuit 122 ) can control the display content output by the display module 128 to correspond to the input device 110 .

FIG. 3 illustrates implementation details of the input device 110 in an embodiment. As shown in the right half of FIG. 3 , the input device 110 can be implemented as an active stylus, and the terminals 111 and 112 can be disposed on a symmetry axis of the input device 110 , and can be located on the left side and the left side of the input device 110 , respectively. Right. The distance D1 between the respective center points of the terminals 111 and 112 can be taken as an example of the predetermined distance. When viewed along this axis of symmetry, terminals 111 and 112 may overlap in the side view shown in the left half of FIG. 3 . For ease of understanding, it is assumed that the identification code of this active stylus is ID1. In step 220 , when the touch-sensitive panel 124 detects that the distance D between the detection points P1 and P2 is equal to the predetermined distance such as the distance D1 , the electronic device 120 (eg, the processing circuit 122 ) The detection result (such as identification code ID1) is generated to indicate that the object placed on the touch-sensitive panel 124 is the active stylus. In step 230, at least according to the detection result (such as the identification code ID1), the electronic device 120 (eg, the processing circuit 122) can control the display module 128 to display the display content corresponding to the active stylus, such as its function. Menus and related information (such as names, symbols, etc.).

FIG. 4 illustrates implementation details of the input device 110 in another embodiment. As shown in the right half of FIG. 4 , the input device 110 can be implemented as an active stylus pen, and the terminals 111 and 112 can be disposed on a symmetry axis of the input device 110 and can be respectively located on the left side of the input device 110 to each other Two points close. The distance D2 between the respective center points of the terminals 111 and 112 can be taken as an example of the predetermined distance. When viewed along this axis of symmetry, terminals 111 and 112 may overlap in the side view shown in the left half of FIG. 4 . For ease of understanding, it is assumed that the identification code of this active stylus is ID2. In step 220 , when the touch-sensitive panel 124 detects that the distance D between the detection points P1 and P2 is equal to the predetermined distance such as the distance D2 , the electronic device 120 (eg, the processing circuit 122 ) The detection result (such as ID2) is generated to indicate that the object placed on the touch-sensitive panel 124 is the active stylus. In step 230, at least according to the detection result (such as the identification code ID2), the electronic device 120 (eg, the processing circuit 122) can control the display module 128 to display the display content corresponding to the active stylus, such as its function. Menus and related information (such as names, symbols, etc.).

FIG. 5 illustrates implementation details of the input device 110 in another embodiment. As shown in the right half of FIG. 5 , the input device 110 may be implemented as a digital ruler, and the terminals 111 and 112 may be disposed on a symmetry axis of the input device 110 and may be located on the left and right sides of the input device 110 , respectively. The distance D3 between the respective center points of the terminals 111 and 112 can be taken as an example of the predetermined distance. When viewed along this axis of symmetry, terminals 111 and 112 may overlap in the side view shown in the left half of FIG. 5 . For example, the digital ruler may include a physical structure and a virtual structure, in particular, the physical structure may be a rectangular main structure provided with terminals 111 and 112, and the virtual structure may be a rectangular substructure displayed by the display module 128, The rectangular substructure can be used as an example of the display content corresponding to the input device 110 in step 230, but the present invention is not limited thereto. For ease of understanding, it is assumed that the identification code of the digital ruler is ID3. In step 220 , when the touch-sensitive panel 124 detects that the distance D between the detection points P1 and P2 is equal to the predetermined distance such as the distance D3 , the electronic device 120 (eg, the processing circuit 122 ) The detection result (such as identification code ID3) is generated to indicate that the object placed on the touch-sensitive panel 124 is the digital ruler. In step 230, at least according to the detection result (such as the identification code ID3), the electronic device 120 (for example, the processing circuit 122) can control the display module 128 to display the display content corresponding to the digital ruler, such as the rectangular scale. The structure and the scale on it, etc. According to some embodiments, the type and style of the digital ruler can be changed, and the virtual structure can be changed accordingly.

FIG. 6 illustrates implementation details of the input device 110 in another embodiment. As shown in the right half of FIG. 6 , the input device 110 may be implemented as a digital protractor, and the terminals 111 and 112 may be disposed on an axis of symmetry of the input device 110 and may be located on the left and right sides of the input device 110 , respectively. The distance D4 between the respective center points of the terminals 111 and 112 can be taken as an example of the predetermined distance. When viewed along this axis of symmetry, terminals 111 and 112 may overlap in the side view shown in the left half of FIG. 6 . For example, the digital protractor may include a physical structure and a virtual structure, in particular, the physical structure may be a rectangular main structure provided with terminals 111 and 112 , and the virtual structure may be an arc/half shape displayed by the display module 128 . The circular substructure, wherein the arc/semi-circular substructure can be used as an example of the display content corresponding to the input device 110 in step 230, but the present invention is not limited thereto. For ease of understanding, it is assumed that the identification code of the digital protractor is ID4. In step 220 , when the touch-sensitive panel 124 detects that the distance D between the detection points P1 and P2 is equal to the predetermined distance such as the distance D4 , the electronic device 120 (eg, the processing circuit 122 ) The detection result (such as identification code ID4) is generated to indicate that the object placed on the touch sensitive panel 124 is the digital protractor. In step 230, at least according to the detection result (such as the identification code ID4), the electronic device 120 (eg, the processing circuit 122) can control the display module 128 to display the display content corresponding to the digital protractor, such as the arc. /semi-circular substructure and scales on it, etc. According to some embodiments, the type and style of the digital protractor can be changed, and the virtual structure can be changed accordingly.

For ease of understanding, the plurality of input devices may include examples of the input device 110 in the embodiments shown in FIGS. 3 to 6 , wherein based on the plurality of mapping relationships in the input device database, the plurality of predetermined distances Such predetermined distances D1 , D2 , D3 , D4 . . . may be mapped to respective identification codes of the plurality of input devices, such as identification codes ID1 , ID2 , ID3 , ID4 . . . In particular, any two of the predetermined distances D1 , D2 , D3 , D4 . . . are different from each other, and any two of the identification codes ID1 , ID2 , ID3 , ID4 . . . are different from each other.

FIG. 7 shows the implementation details of the electronic device in an embodiment. The touch-sensitive panel 124 may include a plurality of sets of wire traces, such as wire traces 124H and 124V corresponding to the horizontal and vertical directions, respectively (which may be represented by different shades in FIG. 7 , respectively). Assume that in any one of the sets of detection lines (such as detection lines 124V or 124H), the distance between the respective centerlines of any two adjacent lines is d, where the distance d may be equal to 4.2 (mm) , or 6 (mm), or other predetermined values. In example (a), when the detection points P1 and P2 are located on a horizontal line or a vertical line, the design value of the predetermined distance (such as any one of the predetermined distances D1, D2, D3, D4 . . . ) is preferably greater than or is equal to the distance d to allow the touch-sensitive panel 124 to correctly detect the above-mentioned distance D. In example (b), when the detection points P1 and P2 are located on an oblique line, the design value of the predetermined distance (such as any one of the predetermined distances D1, D2, D3, D4 . . . ) is preferably greater than or equal to the distance (r*d), to allow the touch-sensitive panel 124 to correctly detect the above-mentioned distance D, where r may be 1.4142 . . . or a simplified value such as 1.5.

FIG. 8 shows the implementation details of the interactive system in one embodiment. The processing circuit 122 (eg, a processor therein) can execute one or more program modules (eg, an application program such as an APP, and a driver) corresponding to the method to control the operation of the electronic device 120 . The software layer of the electronic device 120 may include an application layer and an operating system kernel (OSkernel) for upper layer control, and the hardware layer of the electronic device 120 may include a wireless module (which may be an example of the communication module 126 ) With the touch-sensitive panel 124 for lower layer control, such as interaction with the input device 110, where application programs (APP) and drivers are located at the application layer and the operating system core, respectively, but the invention is not limited thereto.

According to some embodiments, when it is detected that the distance D between the detection points P1 and P2 is equal to the predetermined distance, the touch-sensitive panel 124 can output the detection result and auxiliary information corresponding to the input device 110 , wherein according to Based on the detection result and the auxiliary information, the electronic device 120 (eg, the processing circuit 122 ) can control the display content output by the display module 128 to correspond to the input device 110 . The auxiliary information may include characteristic parameters of various characteristics of the input device 110 . Examples of the various features may include (but are not limited to): shape, size (such as length, width, etc.), position and orientation (such as origin coordinates, angle) corresponding to the display content of the input device 110 , model, and the like. In some embodiments, the input device database may include at least a portion (eg, a portion or all) of the auxiliary information.

FIG. 9 illustrates a workflow 300 of the method in one embodiment. For ease of understanding, the first detection point and the second detection point in the workflow 300 may be described as detection points P1 and P2, respectively.

In step S11 , the electronic device 120 (eg, the processing circuit 122 ) can turn on the touch-sensitive panel 124 , for example, through the control circuit 124C, but the invention is not limited thereto.

In step S12, the touch sensitive panel 124 can detect the signals of the detection points P1 and P2 to generate detection data.

In step S13, the touch sensitive panel 124 can check whether the detection data is valid detection data. If yes, go to step S14; if no, go to step S12.

In step S14, the touch-sensitive panel 124 can search for mapping data according to the distance D between the detection points P1 and P2. For example, based on the plurality of mapping relationships in the input device database, the touch-sensitive panel 124 may search for the identification codes ID1, ID2, ID3, ID4 . . . according to a predetermined distance among the predetermined distances D1, D2, D3, D4 . The corresponding identification code in is used as the detection result.

In step S15 , the electronic device 120 can use the touch-sensitive panel 124 to output the detection result and the auxiliary information for the processing circuit 122 to use.

In step S16 , the electronic device 120 (eg, the processing circuit 122 ) can control the electronic device 120 to display the corresponding user interface around the input device 110 .

According to some embodiments, one or more steps may be added, modified, or removed from workflow 300 .

According to some embodiments, the touch mechanism of the touch sensitive panel 124 can be changed, and the input device 110 can be changed accordingly. Examples of the touch mechanism may include (but are not limited to): a capacitive touch mechanism, an electromagnetic touch mechanism, and the like. For the capacitive touch mechanism, the input device 110 can provide dual active signal points through the terminals 111 and 112 (for example: signals of different frequencies, such as signals of 25kHz and 170kHz, or signals of other frequencies; another example: signals of the same frequency, such as 25kHz signals, or other frequency signals). For the electromagnetic touch mechanism, the input device 110 can enable the touch sensitive panel 124 to detect specific electromagnetic signals at the detection points P1 and P2 through the terminals 111 and 112, wherein the electromagnetic induction value of the touch sensitive panel 124 is changed. In addition, the input device 110 may also have a built-in battery according to practical application requirements.

According to certain embodiments, the present invention can provide an excellent online flow. In the prior art, the user may need to perform at least three steps to complete the connection. According to the present invention, the user only needs to place the input device 110 on the screen, and the system can know that the input device 110 is properly placed, and the connection can be established.

According to some embodiments, the input device 110 may have a ring-shaped structure, and when the input device 110 (such as an active stylus) is scrolled on the touch-sensitive panel 124, the touch-sensitive panel 124 may detect the detection point P1 and the The distance D between P2 remains unchanged.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. An input device for use in interactive control of the input device with an electronic device, the input device comprising:

a first terminal for triggering a touch-sensitive panel of the electronic device to detect a first detection point corresponding to the first terminal, wherein the first detection point corresponds to a position of the first terminal on the touch-sensitive panel when the input device is placed on the touch-sensitive panel; and

a second terminal for triggering the touch-sensitive panel to detect a second detection point corresponding to the second terminal, wherein the second detection point corresponds to a position of the second terminal on the touch-sensitive panel when the input device is placed on the touch-sensitive panel;

when detecting that the distance between the first detection point and the second detection point is equal to a predetermined distance, the touch-sensitive panel generates a detection result to indicate that an object placed on the touch-sensitive panel is the input device; and controlling display content output by a display module of the electronic device to correspond to the input device by the electronic device at least according to the detection result.

2. The input device as in claim 1, wherein an input device database comprises a mapping between the predetermined distance and an identification code of the input device; and based on the input device database, the touch-sensitive panel generates the detection result, wherein the detection result comprises the identification code.

3. The input device of claim 2, wherein the input device database includes a plurality of predetermined distances and a mapping between respective identifiers of the plurality of input devices; and the plurality of input devices comprise the input device, the respective identification codes comprise the identification codes, and the plurality of predetermined distances comprise the predetermined distances and are different from each other.

4. The input device as claimed in claim 1, wherein when detecting that the distance between the first detection point and the second detection point is equal to the predetermined distance, the touch-sensitive panel outputs the detection result and auxiliary information corresponding to the input device; and controlling the display content output by the display module to correspond to the input device by the electronic device according to the detection result and the auxiliary information.

5. The input device of claim 1, wherein the first terminal and the second terminal are in contact with or close to the touch-sensitive panel when the input device is placed on the touch-sensitive panel to allow the touch-sensitive panel to detect the first detection point and the second detection point.

6. An electronic device for interactive control of an input device with the electronic device, the electronic device comprising:

a touch-sensitive panel for sensing a first terminal and a second terminal of the input device to detect a first detection point corresponding to the first terminal and a second detection point corresponding to the second terminal, wherein when the input device is placed on the touch-sensitive panel, the first detection point corresponds to a position of the first terminal on the touch-sensitive panel and the second detection point corresponds to a position of the second terminal on the touch-sensitive panel, and when the distance between the first detection point and the second detection point is detected to be equal to a predetermined distance, the touch-sensitive panel generates a detection result to indicate that the object placed on the touch-sensitive panel is the input device; and

and the processing circuit is coupled to the touch-sensitive panel and used for controlling the operation of the electronic device, wherein the processing circuit controls display content output by a display module of the electronic device to correspond to the input device at least according to the detection result.

7. The electronic device of claim 6, wherein an input device database comprises a mapping between the predetermined distance and an identification code of the input device; and based on the input device database, the touch-sensitive panel generates the detection result, wherein the detection result comprises the identification code.

8. The electronic device of claim 7, wherein the input device database includes a plurality of predetermined distances and a mapping between respective identifiers of a plurality of input devices; and the plurality of input devices comprise the input device, the respective identification codes comprise the identification codes, and the plurality of predetermined distances comprise the predetermined distances and are different from each other.

9. The electronic device according to claim 6, wherein when detecting that the distance between the first detection point and the second detection point is equal to the predetermined distance, the touch-sensitive panel outputs the detection result and auxiliary information corresponding to the input device; and controlling the display content output by the display module to correspond to the input device by the processing circuit according to the detection result and the auxiliary information.

10. The electronic device according to claim 6, wherein when the input device is placed on the touch-sensitive panel, the first terminal and the second terminal are in contact with or close to the touch-sensitive panel to allow the touch-sensitive panel to detect the first detection point and the second detection point.

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