TW201712487A - Active stylus and method of using the same providing a programmable active stylus for operating a touch panel of an electronic device - Google Patents

Abstract

The present invention provides an active stylus, which is used for operating a touch panel of an electronic device. The active stylus at least comprises: a wireless communication module, for performing signal transmission of wireless communications with the electronic device, and receiving a scan frequency program code; a memory module, for storing the scan frequency program code; a signal transmitting module, for transmitting a driving signal to the electronic device; and a processing module, electrically connected to the wireless communication module, the memory module and the signal transmitting module, wherein the processing module writes the scan frequency program code into the memory module, generates the driving signal according to the scan frequency program code stored in the memory module, and controls the signal transmitting module to transmit the driving signal, so as to perform a touch control operation on the touch panel of the electronic device.

Description

Active stylus and its use method

The invention relates to an active stylus and a method for using the same, in particular to a programmable active stylus and a using method thereof.

Capacitive touch screens are widely used in smart phones, tablets or notebook devices. Users can touch the objects displayed on the screen (such as icons or menus) with their fingers or stylus to perform the corresponding functions. The function, but when using the note and drawing function program, because the writing and drawing are used in the pen, and the finger is thicker than the general pen, when using notes or drawings, the stylus is often used instead of the finger.

Since the scanning frequency of each capacitive touch panel is different, it can be normally operated when touched with a finger, but when used with a stylus, the same trigger frequency needs to be used because the scanning frequency of the touch panel is different. Stylus. Therefore, the existing stylus pen transmits a fixed frequency signal to the touch panel to perform a touch operation according to different types of touch panels, so the design is limited to use on a single product, and the same stylus cannot be used. Used for different touch panels, resulting in inconvenience in use. In view of this, how to develop a stylus that can be applied to various brands of touch panels is an urgent problem for the industry.

It is an object of the present invention to provide an active stylus that can be applied to touch panels of various brands and a method of using the same.

The active stylus for achieving the above purpose is used for a touch panel of an electronic device. The active stylus includes at least: a wireless communication module, and transmits and receives a signal for wireless communication with the electronic device. a scanning frequency code; a memory module for storing the scanning frequency code; a signal transmitting module transmitting a driving signal to the electronic device; and a processing module electrically connected to the wireless communication module, The memory module and the signal transmitting module, wherein the processing module writes the scanning frequency code into the memory module, and generates the driving signal according to the scanning frequency code stored in the memory module. The signal transmitting module is further controlled to emit the driving signal to perform a touch operation on the touch panel of the electronic device.

Preferably, the signal transmitting module includes a boosting driving circuit and a signal outputting pen for increasing the voltage difference, so that the driving signal generated by the processing module is transmitted from the signal outputting pen to the The electronic device.

Preferably, the wireless communication module is a communication module of Wi-Fi, Bluetooth or NFC.

Preferably, the electronic device further includes an application program, wherein the application is a graphical user interface, and the user selects the scanning frequency code writing of each label or different type built in the application. Inside the memory module.

Preferably, the electronic device further includes an application program, wherein the application is a graphical user interface, and the user selects the scanning frequency of the electronic device that is directly connected to the application and is not paired with the application. The code is written into the memory module.

Preferably, the electronic device further includes an application, which is a graphical user interface for the user to link to a website and download the latest scanning frequency code of the electronic device from the network to write Enter the memory module.

The active stylus of the present invention further includes a power module electrically connected to the processing module to provide a stable operating voltage.

The active stylus includes a wireless communication module, a processing module, a memory module and a signal transmitting module. The method includes the following steps: providing An electronic device comprising an application; the active stylus is paired with the electronic device to enable the active stylus to enter a setting mode; the application of the electronic device is turned on to transmit a scanning frequency code to the wireless communication module of the active stylus; the processing module receives the scanning frequency code and writes the scanning frequency code into the memory module; and the processing module And generating a driving signal according to the scanning frequency code stored in the memory module, and then controlling the signal transmitting module to transmit the driving signal to perform a touch operation on the touch panel of the electronic device.

The method of using the active stylus of the present invention further increases the step of a menu mode, that is, the application of the electronic device is a graphical user interface, and is used by the user to select each brand built in the application. Or different types of the scanning frequency code are written into the memory module.

The method of using the active stylus of the present invention further increases the step of a menu mode, that is, the application of the electronic device is a graphical user interface, and the user selects not directly built in the application but directly The scan frequency code of the electronic device paired with the connection is written into the memory module.

The method of using the active stylus of the present invention further increases the step of a menu mode, that is, the application of the electronic device is a graphical user interface, which is used by the user to link to a website and download the latest from the network. The scanning frequency code of the electronic device is written in the record Recall the inside of the module.

100‧‧‧Active stylus

10‧‧‧Power Module

20‧‧‧Wireless communication module

30‧‧‧Memory Module

40‧‧‧Processing module

50‧‧‧Control module

200‧‧‧Electronic devices

201‧‧‧ touch panel

S101~S105‧‧‧Steps

The first figure shows a system block diagram of an active stylus of the present invention applied to an electronic device.

The second figure shows a schematic diagram of the setting screen of the electronic device when the active stylus of the present invention is applied to an electronic device.

The third figure shows a flow chart showing the method of using the active stylus of the present invention for use in an electronic device.

Please refer to the first figure for showing a system block diagram of the active stylus of the present invention applied to an electronic device. As shown in the figure, the active stylus 100 of the present invention is used to operate the touch panel 201 of an electronic device 200. The active stylus 100 includes at least: a wireless communication module 20, a memory module 30, and a signal. The transmitting module 50 and the processing module 40. The wireless communication module 20 and the electronic device 200 perform wireless communication signal transmission and receive a scanning frequency code (not shown); the memory module 30 stores the scanning frequency code; and the processing module 40 is electrically connected. In the wireless communication module 20, the memory module 30, and the signal transmitting module 50, the scanning frequency code is written into the memory module 30, and in operation, according to the scanning frequency program stored in the memory module 30. The code control signal transmitting module 50 transmits a driving signal (not shown) to perform a touch operation on the touch panel 201 of the electronic device 200.

Referring to the first figure, the signal transmitting module 50 includes a boosting driving circuit (not shown) and a signal outputting pen (not shown), wherein the boosting driving circuit is used to increase the voltage difference. In detail, the processing module 40 is based on the scan frequency code written in the memory module 30. A driving signal is generated, and the voltage of the driving signal is increased by the boost driving circuit to transmit the driving signal from the signal outputting pen to the touch panel 201 of the electronic device 200.

In this embodiment, the active stylus 100 further includes a power module 10 electrically connected to the processing module 40 for providing a stable operating voltage.

On the other hand, the electronic device 200 also has a wireless communication module (not shown) for performing signal transmission of wireless communication with the active stylus 100 of the present invention. In this embodiment, the wireless communication module 20 of the active stylus 100 and the wireless communication module of the electronic device 200 may be Wi-Fi, Bluetooth, NFC, etc., but not limited thereto.

Please refer to the first figure and the second figure at the same time. The second figure shows a schematic diagram of the setting screen of the electronic device when the active stylus of the present invention is applied to an electronic device. In this embodiment, the electronic device 200 further includes an application (not shown). The application is a graphical user interface, and the graphical user interface is selectable by the user to be built into the application. Each of the labels or different types of scanning frequency codes is used to write the selected scanning frequency code into the memory module 30 of the active stylus 100 through wireless transmission, that is, the user can select according to actual needs. The scanning frequency code of different brands or different types, such as the type A, the type B or the type C, shown in the second figure; or, if the application does not have the model or scanning frequency code corresponding to the electronic device 200, use The scanning frequency code of the electronic device 200 can be captured by the application, and the scanning frequency code of the electronic device 200 can be written into the memory module 30 of the active stylus 100 by wireless transmission. The write mode shown in the figure; or, the user may also select the website update mode shown in the second figure, link to a website and download the scan frequency code of the latest electronic device 200 from the network. The modules in the memory 30, to complete the active stylus 100 is set to the touch.

According to the concept of the present invention, the active stylus of the present invention uses a wireless communication module to perform pairing with an electronic device to enter a setting mode, and then open an application of the electronic device to select a scanning frequency program. The code is sent to the wireless communication module of the active stylus, and the scanning frequency code is written into the memory module through the processing module of the active stylus to complete the active stylus and the electronic device. The setting of the touch panel enables the active stylus to perform an operation on the touch panel of the electronic device.

Therefore, the active stylus can transmit a driving signal corresponding to the touch panel of the electronic device by transmitting and writing the scanning frequency code of the electronic device to the active stylus. It can perform a touch operation on the touch panel. Of course, if the user wants to apply the active stylus of the present invention to another electronic device, then write the scanning frequency code of the other electronic device to transmit a touch corresponding to another electronic device. The drive signal of the control panel. Therefore, the user can apply the same active stylus to the touch panel of different electronic devices, thereby solving the problem that the conventional stylus is limited to a single touch panel, which not only improves the convenience of use, but also improves the convenience of use. It saves the purchase cost by eliminating the need for users to purchase different types of scanning frequency code stylus.

Please refer to the third figure, which is a flow chart showing the use of the active stylus of the present invention in an electronic device. The method for using the active stylus 100 of the present invention includes the following steps: providing an electronic device 200 including an application (S101); and causing the active stylus 100 to be paired with the electronic device 200 so that The active stylus 100 enters the setting mode (S102); the application of the electronic device 200 is turned on to transmit a scanning frequency code to the wireless communication module 20 of the active stylus 100 (S103); and the processing module 40 is Receiving the scan frequency code and writing the scan frequency code into the memory module 30 (S104); the processing module 40 is The driving signal is generated according to the scanning frequency code stored in the memory module 30, and then the driving signal is transmitted from the signal transmitting module 50 to perform a touch operation on the touch panel 201 of the electronic device 200 (S105).

Please refer to the third figure and the second figure. In this embodiment, the method of using the active stylus 100 can further add a menu mode (not shown) in step S103, that is, the electronic device 200. The application is a graphical user interface, and the graphical user interface can be selected by the user to select the various built-in brands or different types of scanning frequency codes to be written into the memory of the active stylus 100. In the module 30, the scanning frequency code of the electronic device 200 of the paired connection is directly written into the memory module 30, or the user is connected to a website and downloaded from the Internet. The scan frequency code of the electronic device 200 is written into the memory module 30.

In summary, the active stylus of the present invention and the method of using the same are connected to an electronic device by a wireless communication module to enter a setting mode, and then the scanning frequency program of the paired electronic device is completed. The code is transmitted to the active stylus and written into the memory module to complete the active stylus touch setting. Therefore, the active stylus of the present invention can be applied to touch panels of various brands, and is not limited to a single electronic product, and the convenience in use is greatly improved.

100‧‧‧Active stylus

10‧‧‧Power Module

20‧‧‧Wireless communication module

30‧‧‧Memory Module

40‧‧‧Processing module

50‧‧‧Signal launch module

200‧‧‧Electronic devices

201‧‧‧ touch panel

Claims (11)

An active stylus is used for operating a touch panel of an electronic device. The active stylus includes at least: a wireless communication module, and transmits and receives a scan frequency with the electronic device for wireless communication. a memory module for storing the scan frequency code; a signal transmitting module for transmitting a driving signal to the electronic device; and a processing module electrically connected to the wireless communication module, The memory module and the signal transmitting module, wherein the processing module writes the scanning frequency code into the memory module, and generates the driving signal according to the scanning frequency code stored in the memory module, and then Controlling the signal transmitting module to transmit the driving signal to perform a touch operation on the touch panel of the electronic device. The active stylus according to claim 1, wherein the signal transmitting module comprises a boosting driving circuit and a signal outputting pen, wherein the boosting driving circuit is configured to increase a voltage difference to enable the processing mode The driving signal generated by the group is transmitted from the signal output pen tip to the electronic device. The active stylus according to claim 1, wherein the wireless communication module is a Wi-Fi, Bluetooth or NFC communication module. The active stylus of claim 1, wherein the electronic device further comprises an application, wherein the application is a graphical user interface, and is selected by the user to be built in the application. The scan frequency code of the label or different type is written into the memory module. The active stylus of claim 1, wherein the electronic device further comprises an application, wherein the application is a graphical user interface, and the user selects not to be built in the application. Directly writing the scan frequency code of the electronic device that is paired and connected to the memory Inside the module. The active stylus of claim 1, wherein the electronic device further comprises an application, wherein the application is a graphical user interface, and the user is connected to a website and downloaded from the Internet. The scan frequency code of the electronic device is written into the memory module. The active stylus according to the first aspect of the invention, wherein the active stylus further comprises a power module electrically connected to the processing module to provide a stable operating voltage. The active stylus includes a wireless communication module, a processing module, a memory module and a signal transmitting module. The method includes the following steps: providing an electronic device The application includes an application; the active stylus is paired with the electronic device to enable the active stylus to enter a setting mode; the application of the electronic device is turned on to transmit a scanning frequency a code to the wireless communication module of the active stylus; the processing module receives the scan frequency code and writes the scan frequency code into the memory module; and the processing module is stored in the The scan frequency code of the memory module generates a driving signal, and then controls the signal transmitting module to transmit the driving signal to perform a touch operation on one of the touch panels of the electronic device. The method of using the active stylus described in claim 8 further increases the step of the menu mode, that is, the application of the electronic device is a graphical user interface, which is provided for the user to select the built-in The scanning frequency code of each label or different type in the application is written into the memory module. The method of using the active stylus described in claim 8 further increases the step of the menu mode, that is, the application of the electronic device is a graphical user interface, which is selected by the user. The scanning frequency code of the electronic device that is paired and connected is directly written into the memory module. The method of using the active stylus described in claim 8 further increases the step of the menu mode, that is, the application of the electronic device is a graphical user interface for the user to link to a website The scan frequency code of the latest electronic device is downloaded from the network and written into the memory module.