TWI684901B - Touch device, touch method and information processing device capable of zone touch scanning - Google Patents

Abstract

A partitionable touch scanning method is realized by using a control circuit to execute a partition touch scanning program. The partition touch scanning program includes: performing a full screen scanning program on the touch screen to detect N consecutive A touch point, N is an integer greater than 1; and it is determined whether the coordinate range of the N consecutive first touch points is less than a predetermined range, if so, a partition scanning procedure is performed, if not, the execution of the A full-screen scanning procedure; wherein, the partition scanning procedure includes: determining a first area according to the coordinate range of the N consecutive first touch points; and scanning the first area at a first scanning frequency and using a second The scan frequency scans a second area outside the first area in the touch screen, wherein the first scan frequency is higher than the second scan frequency.

Description

Touch device, touch method and information processing device capable of zone touch scanning

The invention relates to a touch device and method capable of partitioned touch scanning, in particular to a system and method for partition scanning the touch unit through the scanning unit.

With the rapid development of technology, touch screens have been widely used in electronic devices. The general touch screen continuously scans through a touch drive circuit to detect the position of the user's finger on the touch screen.

In other words, the existing touch scanning method uses a driving circuit to scan the entire area of the touch screen, and after calculating the coordinates of the sensed data, the position coordinates of the touch point are fed back to a main control device . However, when the operator performs the touch operation only on a partial area of the touch screen, the driving circuit performs a full-screen scan on the touch screen, which causes a waste of scanning resources.

In order to solve the above problems, a novel touch scanning method is urgently needed in the art.

An object of the present invention is to disclose a touch device capable of partitioned touch scanning, which can perform high-frequency scanning on a local area when an operator repeatedly performs touch operations in a local area of the touch screen, and Perform low-frequency scanning on other areas to take into account both sensing performance and power saving requirements.

Another object of the present invention is to disclose a touch method that can be divided into areas for scanning. When an operator repeatedly performs touch operations in a partial area of the touch screen, high-frequency scanning is performed on the partial area. Low-frequency scanning is performed on other areas to take into account both sensing performance and power saving requirements.

Another object of the present invention is to disclose an information processing device which can perform high-frequency scanning on a local area while performing repeated touch operations on an area of a touch screen by an operator, while Low frequency scanning to take into account the sensing performance and power saving requirements.

To achieve the foregoing purpose, a touch device capable of partitioned touch scanning is proposed, which includes a touch screen and a control circuit driving the touch screen, the control circuit is used to execute a partition touch scanning process, It includes:

Perform a full-screen scanning procedure on the touch screen to detect N consecutive first touch points, where N is an integer greater than 1; and

Judging whether the coordinate range of the N consecutive first touch points is less than a predetermined range, if yes, performing a partition scanning procedure, if not, continuing to execute the full-screen scanning procedure;

Wherein, the partition scanning procedure includes: determining a first area according to the coordinate range of the N consecutive first touch points; and scanning the first area at a first scanning frequency and scanning the second area at a second scanning frequency The touch screen is located in a second area other than the first area, wherein the first scanning frequency is higher than the second scanning frequency.

In an embodiment, the partition scanning process further includes: detecting N consecutive second touch points in the second area, and determining whether the N consecutive second touch points are located in the second area Within the predetermined range, if it is, the above-mentioned partition scanning procedure is performed in the second area, and if not, it continues to scan the second area at the second scanning frequency.

In an embodiment, the partition scanning procedure further includes: when the control circuit does not detect any touch point in the first area within a predetermined time, releasing the first area.

In order to achieve the foregoing objective, the present invention provides a method for partitioned touch scanning, which is implemented by using a control circuit to execute a partitioned touch scanning program, which includes:

Perform a full-screen scanning procedure on the touch screen to detect N consecutive first touch points, where N is an integer greater than 1; and

Judging whether the coordinate range of the N consecutive first touch points is less than a predetermined range, if yes, performing a partition scanning procedure, if not, continuing to execute the full-screen scanning procedure;

Wherein, the partition scanning procedure includes: determining a first area according to the coordinate range of the N consecutive first touch points; and scanning the first area at a first scanning frequency and scanning the second area at a second scanning frequency The touch screen is located in a second area other than the first area, wherein the first scanning frequency is higher than the second scanning frequency.

In an embodiment, the partition scanning process further includes: detecting N consecutive second touch points in the second area, and determining whether the N consecutive second touch points are located in the second area Within the predetermined range, if it is, the above-mentioned partition scanning procedure is performed in the second area, and if not, it continues to scan the second area at the second scanning frequency.

In an embodiment, the partition scanning procedure further includes: when the control circuit does not detect any touch point in the first area within a predetermined time, releasing the first area.

In addition, the present invention further provides an information processing device, which has a central processing unit and a touch device capable of partitioned touch scanning, the touch device capable of partitioned touch scanning includes a touch screen and driving the touch screen A control circuit, and the control circuit is used to execute a zone touch scanning process and transmit the sensing result to the central processing unit, the zone touch scanning process includes:

Perform a full-screen scanning procedure on the touch screen to detect N consecutive first touch points, where N is an integer greater than 1; and

Judging whether the coordinate range of the N consecutive first touch points is less than a predetermined range, if yes, performing a partition scanning procedure, if not, continuing to execute the full-screen scanning procedure;

Wherein, the partition scanning procedure includes: determining a first area according to the coordinate range of the N consecutive first touch points; and scanning the first area at a first scanning frequency and scanning the second area at a second scanning frequency The touch screen is located in a second area other than the first area, wherein the first scanning frequency is higher than the second scanning frequency.

In an embodiment, the partition scanning process further includes: detecting N consecutive second touch points in the second area, and determining whether the N consecutive second touch points are located in the second area Within the predetermined range, if it is, the above-mentioned partition scanning procedure is performed in the second area, and if not, it continues to scan the second area at the second scanning frequency.

In an embodiment, the partition scanning procedure further includes: when the control circuit does not detect any touch point in the first area within a predetermined time, releasing the first area.

In a possible embodiment, the information processing device may be a smart phone or a portable computer.

In order to enable your review committee to further understand the structure, features and purpose of the present invention, the drawings and detailed description of the preferred embodiments are attached as follows.

Please also refer to FIG. 1, which illustrates a block diagram of an embodiment of a touch device capable of partitioned touch scanning according to the present invention. As shown in FIG. 1, a touch device 100 capable of zoned touch scanning includes a touch screen 110 and a control circuit 120 driving the touch screen 110.

The touch screen 110 may be a capacitive touch screen, a sonic touch screen, an electromagnetic touch screen, or an infrared touch screen.

The control circuit 120, including a processor, is used to execute a partitioned touch scanning procedure, which includes: performing a full screen scanning procedure on the touch screen 110 to detect N consecutive first touch points, where N is greater than 1. Integer; and determine whether the coordinate range of the N consecutive first touch points is less than a predetermined range, if yes, then perform a partition scanning procedure, if not, continue to perform the full-screen scanning procedure; wherein, the partition The scanning procedure includes: determining a first area according to the coordinate range of the N consecutive first touch points; and scanning the first area at a first scanning frequency and scanning the touch screen 110 at a second scanning frequency A second area with a median position outside the first area, wherein the first scan frequency is higher than the second scan frequency.

Please refer to FIG. 2, which is a schematic diagram of an operation of the touch device in FIG. 1. As shown in FIG. 2, since the coordinate range 111 of an operator's N(9) consecutive first touch points 111a on a touch screen 110 is smaller than a predetermined range, a partition scanning process is performed on the touch screen 110 That is to say, the first area 111 is scanned at a first scanning frequency (high frequency), and a second position at a second scanning frequency (low frequency) of the touch screen 110 outside the first area 111 is scanned. Second area 112. In other words, the touch device 100 of the present invention can perform high-frequency scanning on a local area and low-frequency scanning on other areas when an operator repeatedly performs a touch operation in a partial area on the touch screen 110. In order to take into account the sensing performance and power saving needs.

In addition, the partition scanning process may further include: detecting N consecutive second touch points in the second area, and determining whether the N consecutive second touch points are within the predetermined range of the second area If it is, the partition scanning procedure is performed in the second area. If not, the second area is continuously scanned at the second scanning frequency.

Please refer to FIG. 3, which is another operation schematic diagram of the touch device of FIG. 1. As shown in FIG. 3, since N (9) consecutive first touch points 111a are additionally generated above the touch screen 110, and the coordinate range 111 is smaller than the predetermined range, the present invention also uses a first The scanning frequency (high frequency) scans the range.

In addition, the partition scanning procedure may further include: when the control circuit 120 does not detect any touch point in the first area within a predetermined time, releasing the first area.

Please refer to FIG. 4, which illustrates a flow chart of an embodiment of a touch method capable of partitioned touch scanning according to the present invention, wherein the touch method is implemented by using a control circuit to execute a partitioned touch scanning program. As shown in FIG. 4, the partitioned touch scanning procedure includes: performing a full-screen scanning procedure on the touch screen to detect N consecutive first touch points, where N is an integer greater than 1 (step a); Whether the coordinate range of the N consecutive first touch points is less than a predetermined range, if yes, a partition scanning procedure is performed, and if not, the full screen scanning procedure is continued (step b); wherein, the partition scanning procedure The method includes: determining a first area according to the coordinate range of the N consecutive first touch points; and scanning the first area at a first scanning frequency and scanning the center of the touch screen at a second scanning frequency A second area outside the first area, wherein the first scanning frequency is higher than the second scanning frequency.

In step b, the partition scanning process may further include: detecting N consecutive second touch points in the second area, and determining whether the N consecutive second touch points are located in the second area Within the predetermined range, if yes, the partition scanning procedure is performed in the second area, if not, continue to scan the second area at the second scan frequency; and/or when the control circuit is within a predetermined time When no touch point is detected in the first area, the first area is released.

According to the above description, the present invention further provides an information processing device. Please refer to FIG. 5, which illustrates a block diagram of an embodiment of the information processing device of the present invention. As shown in FIG. 5, an information processing device 200 has a central processing unit 210 and a touch device 220 capable of zone touch scanning. The touch device 220 capable of zone touch scanning includes a touch screen 221 and driving the A control circuit 222 of the touch screen 221, and the control circuit 222 is used to execute the partitioned touch scanning procedure shown in FIG. 4 and transmit the sensing result to the central processing unit 210.

Therefore, according to the above technical solution, the present invention can effectively achieve the following effects:

1. Reduce the power consumption of the scanning circuit and the calculation amount of touch coordinates.

2. Improve the touch response speed of the local scan area.

The case disclosed in this case is a preferred embodiment, and any part of the modification or modification that originates from the technical idea of this case and can be easily inferred by those skilled in the art, does not deviate from the patent scope of this case.

In summary, regardless of the purpose, means and effects of this case, it shows that it is very different from the conventional technology, and its first invention is practical and practical, and it does meet the patent requirements of the invention. I urge your review committee to investigate and give the patent to the AirPlus as soon as possible. Society is for supreme prayer.

100‧‧‧Touch device capable of partitioned touch scanning

110‧‧‧Touch screen

111‧‧‧Coordinate range

111a‧‧‧First touch point

112‧‧‧The second area

120‧‧‧Control circuit

200‧‧‧Information processing device

210‧‧‧Central Processing Unit

220‧‧‧Touch device capable of zone touch scanning

221‧‧‧Touch screen

222‧‧‧Control circuit

Step a‧‧‧ Perform a full-screen scanning procedure on a touch screen to detect N consecutive first touch points, N is an integer greater than 1

Step b‧‧‧ Judge whether the coordinate range of the N consecutive first touch points is less than a predetermined range, if yes, perform a partition scan procedure, if not, continue to execute the full screen scan procedure

FIG. 1 is a block diagram of an embodiment of a touch device capable of partitioned touch scanning according to the present invention. FIG. 2 is a schematic diagram of an operation of the touch device of FIG. 1. FIG. 3 is another operation schematic diagram of the touch device of FIG. 1. FIG. 4 illustrates an embodiment of a touch method capable of zoned touch scanning according to the present invention. 5 is a block diagram of an embodiment of the information processing device of the present invention.

Step a‧‧‧ Perform a full-screen scanning procedure on a touch screen to detect N consecutive first touch points, N is an integer greater than 1

Step b‧‧‧ Judge whether the coordinate range of the N consecutive first touch points is less than a predetermined range, if yes, perform a partition scan procedure, if not, continue to execute the full screen scan procedure

Claims (7)

A touch device capable of partitioned touch scanning includes a touch screen and a control circuit driving the touch screen. The control circuit is used to execute a partition touch scanning process, which includes: the touch screen Perform a full-screen scanning procedure to detect N consecutive first touch points, where N is an integer greater than 1; and determine whether the coordinate range of the N consecutive first touch points is less than a predetermined range, and if so, perform a Partition scan program, if not, continue to execute the full-screen scan program; wherein, the partition scan program includes: determining a first area according to the coordinate range of the N consecutive first touch points; using a first scan Frequency scan the first area, and scan a second area of the touch screen outside the first area at a second scan frequency, wherein the first scan frequency is higher than the second scan frequency; and in the The second area detects N consecutive second touch points, and determines whether the N consecutive second touch points are within the predetermined range of the second area, and if so, perform all operations in the second area If not, the partition scanning program described above will continue to scan the second area at the second scanning frequency. The touch device capable of zone touch scanning as described in item 1 of the patent scope, wherein the zone scan procedure further includes: when the control circuit does not detect any touch in the first area within a predetermined time When clicked, the first area is released. A partitionable touch scanning method is realized by using a control circuit to execute a partition touch scanning program. The partition touch scanning program includes: performing a full-screen scanning program on the touch screen to detect N consecutive A touch point, N is an integer greater than 1; and it is determined whether the coordinate range of the N consecutive first touch points is less than a predetermined range, if so, a partition scan procedure is performed, and if not, the execution of the A full-screen scanning program; wherein, the partition scanning program includes: determining a first area according to the coordinate range of the N consecutive first touch points; scanning the first area at a first scanning frequency, and scanning at a second Frequency scanning a second area outside the first area in the touch screen, wherein the first scanning frequency is higher than the second scanning frequency; and detecting N consecutive second touch points in the second area , Determine the N Whether the continued second touch point is within the predetermined range of the second area, if it is, the partition scanning process is performed in the second area, if not, it continues to scan the second scanning frequency The second area. The method for partitionable touch scanning as described in item 3 of the patent application scope, wherein the partition scanning procedure further includes: when the control circuit does not detect any touch point in the first area within a predetermined time To release the first area. An information processing device having a central processing unit and a touch device capable of partitioned touch scanning, the touch device capable of partitioned touch scanning includes a touch screen and a control circuit driving the touch screen, and The control circuit is used to execute a partition touch scanning procedure and transmit the sensing result to the central processing unit. The partition touch scanning procedure includes: performing a full screen scanning procedure on the touch screen to detect N consecutive The first touch point, N is an integer greater than 1; and it is determined whether the coordinate range of the N consecutive first touch points is less than a predetermined range, if so, a partition scanning procedure is performed, and if not, the execution continues Full-screen scanning procedure; wherein, the partition scanning procedure includes: determining a first area according to the coordinate range of the N consecutive first touch points; scanning the first area at a first scanning frequency, and using a second Scan frequency scans a second area of the touch screen outside the first area, wherein the first scan frequency is higher than the second scan frequency; and N consecutive second touches are detected in the second area Point, determine whether the N consecutive second touch points are within the predetermined range of the second area, if yes, then perform the partition scanning process in the second area, if not, continue to The second scan frequency scans the second area. The information processing device as described in item 5 of the patent application scope, wherein the partition scanning procedure further includes: when the control circuit does not detect any touch point in the first area within a predetermined time, release the One area. The information processing device described in item 5 of the patent application scope is a smart phone or a portable computer.

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