TWI825542B - Touch sensation simulation system - Google Patents

Abstract

A touch sensation simulation system comprises a peripheral device and a processing center. The peripheral device includes a vibration unit. The peripheral device generates a moving signal. The processing center is connected to the peripheral device and provides a display image data including an object. The processing center creates a cursor corresponding to the peripheral device and determines an overlapping path between the cursor and the object. The processing center controls the vibration unit to generate a vibration wave variation in a vibration period based on the overlapping path and a characteristic data of the object.

Description

Tactile simulation system

The present invention relates to a simulation system, in particular to a tactile simulation system.

With the rapid development of technology, the performance of computers and peripheral devices is improving day by day, and the interaction between users and computers is getting closer and closer. Users can use many peripheral devices to interact with computers, such as mice and touch screens. In addition, technology always comes from human nature, and the user's sensitivity and presence have become an important factor. Instead of simply focusing on the performance of peripheral devices, how to use peripheral devices to enhance the user's sensitivity and presence has become an important issue.

According to the foregoing, the present invention provides a tactile simulation system to solve the problems faced by the conventional technology.

A tactile simulation system according to an embodiment of the present invention includes a peripheral device and a processing center. The peripheral device includes a vibration unit, and the peripheral device generates movement signals. The processing center connects to peripheral devices and provides display screen data containing objects. The processing center creates a cursor corresponding to the peripheral device in the display screen data, and determines the overlapping path between the cursor and the object based on the movement signal, and based on the overlapping path and the characteristic data of the object The vibration unit is controlled to produce vibration waveform changes during vibration.

To sum up, the tactile simulation system of the present invention uses a cursor to contact an object displaying screen data, and controls the vibration of the vibration unit of the peripheral device according to the overlapping path between the cursor and the object and the characteristic data of the object to simulate the touch of the object. Increase the user's sensitivity to objects.

1: Tactile simulation system

10:Peripheral devices

11: Vibration unit

12: Sensing unit

20:Processing center

21:Host

22:Server

30:Screen

C1: Cursor

EP1: Overlap end point

F1: Display screen data

L1: moving path

O1:Object

SP1: Overlapping starting point

P1~P3: overlapping path points

FIG. 1 is a system block diagram of a tactile simulation system according to an embodiment of the present invention.

FIG. 2 is a schematic diagram showing the operation of a tactile simulation system according to an embodiment of the present invention.

The detailed features and advantages of the present invention are described in detail below in the implementation mode. The content is sufficient to enable anyone skilled in the relevant art to understand the technical content of the present invention and implement it according to the content disclosed in this specification, the patent scope and the drawings. , anyone familiar with the relevant art can easily understand the relevant objectives and advantages of the present invention. The following examples further illustrate the aspects of the present invention in detail, but do not limit the scope of the present invention in any way.

It will be understood that, although the terms "first," "second," etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections These terms should not be limited. These terms are only used to distinguish one element, component, region, layer and/or section from another element, component, region, layer and/or section.

Additionally, the terms "comprises" and/or "comprises" refer to the presence of stated features, regions, integers, steps, operations, elements and/or parts, but do not exclude the presence of one or more other features, regions, integers, steps, operations , elements, parts and/or combinations thereof.

Please refer to FIGS. 1 and 2 , which are a system block diagram of a tactile simulation system according to an embodiment of the present invention and an operation schematic diagram of the tactile simulation system according to an embodiment of the present invention. As shown in FIG. 1 , the tactile simulation system 1 of the present invention includes a peripheral device 10 , a processing center 20 and a screen 30 .

The peripheral device 10 can generate mobile signals and transmit them to the processing center 20 . The peripheral device 10 includes a vibration unit 11 and a sensing unit 12. The vibration unit 11 can be controlled by the processing center 20 to vibrate. The sensing unit 12 can sense the user's press to generate and transmit sensing signals to the processing center 20. The vibration unit 11 is, for example, a micro vibrator. Sensing unit 12 is a selectively provided component, such as a pressure sensor or other types of stress sensors. In one implementation, the peripheral device 10 is a mouse, and the mouse can generate a movement signal when the user moves it. In another embodiment, the peripheral device 10 is a touch panel, and the touch panel can generate a movement signal by sliding the user's hand or a stylus.

The processing center 20 can connect to the peripheral device 10 through wired or wireless means. In this embodiment, the processing center 20 includes a host 21 and a server 22, where the host 21 is connected to the peripheral device 10 and the server 22. Furthermore, the host 21 can be installed on the user side, and the server 22 can be installed on the cloud or edge. The processing center 20 can provide the display screen data F1 including the object O1 as shown in FIG. 2 . The display screen data F1 can be pre-stored in the processing center 20 in advance, or the display screen data F1 is the image data corresponding to the web page obtained by the processing center 20 by connecting to the Internet. The processing center 20 establishes the cursor C1 corresponding to the peripheral device 10 in the display screen data F1, determines the overlapping path between the cursor C1 and the object O1 based on the movement signal, and controls the vibration unit 11 during the vibration according to the overlapping path and the characteristic data of the object O1. Produce vibration waveform changes. The characteristic data can be pre-stored in the processing center 20 in advance, or the characteristic data can be obtained by the processing center 20 connecting to the Internet. In addition, the processing center 20 can further control the vibration unit 11 to generate another vibration waveform change during the vibration according to the sensing signal of the sensing unit 12 .

Furthermore, the above-mentioned operations of establishing the cursor C1 in the display screen data F1 and determining the overlapping path can be performed by the host 21 , and the operation of controlling the vibration unit 11 according to the overlapping path and characteristic data can be performed by the server 22 through the host 21 . In addition, the operation of controlling the vibration unit 11 to generate another vibration waveform change during vibration according to the sensing signal can be performed by the host 21 or the server 22 . In another embodiment, the processing center 20 may include the host 21 but not the server 22 . The above-mentioned operations of the processing center 20 are all executed by the host computer 21 .

Screen 30 is a selectively configured device. The screen 30 can be connected to the processing center 20 to present the display screen data F1 and the cursor C1 for the user to view. The screen 30 is, for example, a light-emitting diode display or an organic light-emitting diode display or other types of displays. In an implementation, the peripheral device 10, the host 21 and the screen 30 can be integrated into a touch panel.

In addition, the processing center 20 may further include one or more memories, which may be flash memory, hard disk (HDD), solid state drive (SSD), dynamic random access memory (DRAM), Static random access memory (SRAM) or other non-volatile memory. The memory can be connected to the host 21 and the server 22 , or implemented by the memory in the host 21 and/or the server 22 . The memory can store the aforementioned characteristic data of the object O1 or/and the display screen data F1. The characteristic data may include the appearance of the object O1 and the tactile simulation data. The appearance of the object O1 may include the shape of the object O1, the surface texture of the object O1 and the material of the object O1. The tactile simulation data includes multiple vibration parameters generated by simulating the touch of the object. , the vibration parameters respectively correspond to different positions of the object O1, especially the coordinates of multiple points (such as pixels) that constitute the object O1, and each may include one or both of frequency and amplitude. The memory can also store property data of other objects besides object O1.

The tactile simulation data details the action of the processing center 20 in controlling the vibration unit 11 to produce changes in the vibration waveform. As shown in Figure 2, the processing center 20 creates a cursor C1 corresponding to the peripheral device 10 in the display screen data F1. The processing center 20 predicts the movement path L1 of the cursor in the display screen data F1 based on the movement signal of the peripheral device 10, and determines the movement. The overlapping path of path L1 and object O1, where the overlapping path includes the overlapping starting point SP1, overlapping path points P1~P3 and the overlapping end point EP1. The overlapping starting point SP1 is the position where the moving path L1 and the object O1 begin to overlap (which It may be located at the boundary position on one side of the object O1), and the overlap end point EP1 is the position where the movement path L1 and the object O1 end overlapping (it may be located at the middle position of the object O1 or the boundary position on the other side).

The processing center 20 extracts corresponding tactile simulation data from the memory according to the object O1, and sets multiple vibration parameters corresponding to the overlapping starting point SP1, the overlapping path points P1~P3, and the overlapping end point EP1 according to the tactile simulation data. Specifically, the processing center 20 can simulate the tactile sensation according to the coordinates of the overlapping start point SP1, the overlapping path points P1 to P3, and the overlapping end point EP1. The data extracts the vibration parameters corresponding to the coordinates. The processing center 20 may also predict the time point when the cursor C1 reaches the overlap start point SP1 and the overlap end point EP1 and use the difference between the two time points as the vibration period, or use the two time points as the start of the vibration period respectively. start time point and end time point. The processing center 20 controls the vibration unit 11 to generate vibration waveform changes during vibration according to multiple vibration parameters, which may include one or both of frequency changes and amplitude changes.

In another embodiment, in addition to the vibration waveform changes generated by the movement signal (hereinafter referred to as the first vibration waveform changes), the processing center 20 can also control based on the sensing signals generated by the sensing unit 12 due to the user's pressing. The vibration unit 11 generates a second vibration waveform change during the vibration period. The first vibration waveform change and the second vibration waveform change may each include one or both of a frequency change and an amplitude change. The first vibration waveform change is to simulate the touch of the object O1, and the second vibration waveform change is to enhance the touch of the simulated object O1 according to the strength of the user pressing the peripheral device 10. The first vibration waveform change is different from the second vibration waveform change.

In a situation where the tactile simulation system 1 is used, when the user watches the object O1 of the online shopping mall and the mobile peripheral device 10 on the screen 30 , the tactile simulation system 1 can generate vibrations with changes in vibration waveforms by controlling the peripheral device 10 to Simulating the touch of object O1 enables users (such as buyers) to perceive the material of object O1 and increases the user's sensitivity to the object. In another case of using the tactile simulation system 1, when the user is playing a game and views the target object O1 on the screen 30 and moves the peripheral device 10, the tactile simulation system 1 can generate changes in the vibration waveform by controlling the peripheral device 10. Vibration to simulate the touch of object O1, making the user feel immersive and increasing the user's sense of presence in the game. In addition, the tactile simulation system 1 can also be applied to other virtual environments displayed using the processing center 20 and the screen 30 , and is not limited to the aforementioned usage situations.

To sum up, the tactile simulation system of the present invention uses a cursor to contact an object displaying screen data, and controls the vibration of the vibration unit of the peripheral device according to the overlapping path between the cursor and the object and the characteristic data of the object to simulate the touch of the object. Increase the user's sensitivity to objects.

Although the present invention is disclosed in the foregoing embodiments, they are not intended to limit the present invention. All changes and modifications made without departing from the spirit and scope of the present invention shall fall within the scope of patent protection of the present invention. Regarding the protection scope defined by the present invention, please refer to the attached patent application scope.

1: Tactile simulation system

10:Peripheral devices

11: Vibration unit

12: Sensing unit

20:Processing center

21:Host

22:Server

30:Screen

Claims (7)

A tactile simulation system, which includes: a peripheral device, including a vibration unit and a sensing unit, the peripheral device generates a movement signal; and a processing center, connected to the peripheral device and providing a display screen data including an object, The processing center includes a host and a server. The host is connected to the server and the peripheral device. The host is set on a user end. The server is set on a cloud or an edge. The host displays on the display screen. The data creates a cursor corresponding to the peripheral device, and determines an overlapping path between the cursor and the object based on the movement signal. The server controls the vibration unit through the host based on the overlapping path and a characteristic data of the object. A vibration waveform change is generated during a vibration, wherein the sensing unit senses a press to generate and transmit a sensing signal to the processing center. The processing center controls the vibration unit to generate a vibration waveform during the vibration according to the intensity of the sensing signal. Another vibration waveform change. The tactile simulation system of claim 1, wherein the overlapping path includes a plurality of overlapping path points, the characteristic data includes a tactile simulation data, and the processing center obtains and sets the overlapping path points from the tactile simulation data. According to a vibration parameter of each of the overlapping path points, the processing center controls the vibration unit according to the vibration parameter of each of the overlapping path points. The tactile simulation system of claim 2, wherein the overlapping path points include an overlapping starting point and an overlapping end point, and the processing center sets the vibration period according to the time points of the overlapping starting point and the overlapping end point. . The tactile simulation system of claim 1, wherein the processing center further includes a memory that stores the characteristic data. The tactile simulation system of claim 1, wherein the peripheral device is a mouse, and the mouse is moved to generate the movement signal. The tactile simulation system of claim 1, wherein the peripheral device is a touch panel, and the touch panel is slid to generate the movement signal. The tactile simulation system as described in claim 1 further includes a screen connected to the processing center to display the display screen data and the cursor.

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