WO2015186854A1

WO2015186854A1 - Smart device and method for controlling same

Info

Publication number: WO2015186854A1
Application number: PCT/KR2014/005242
Authority: WO
Inventors: 오성진; 송준; 김한경
Original assignee: 주식회사 동부하이텍
Priority date: 2014-06-03
Filing date: 2014-06-16
Publication date: 2015-12-10
Also published as: KR20150139318A; KR101627411B1

Abstract

In a smart device and a method for controlling the same, the smart device comprises: a touch panel; a display panel arranged under the touch panel; a touch integrated circuit for sensing an electrical signal from the touch panel; and an application processor for operating an application program according to the electrical signal. The smart device executes an event corresponding to an inputted gesture when the gesture is inputted on the touch panel while the display panel is maintained in the off-state, wherein the off-state of the display panel is continuously maintained during the execution of the event.

Description

Smart device and how to control it

Embodiments of the present invention relate to a smart device and a method of controlling the same. More particularly, the present invention relates to a smart device including a touch panel and a display panel and a method of controlling the same.

The touch panel may be used as an input device of a smart device including a display panel and an application processor. The touch panel may be classified into a resistive type, a capacitive type, an electro magnetic type, and the like.

As an example, a mutual capacitance type touch panel may detect a touch position by measuring a mutual capacitance changed by a touch of a conductor between a driving line and a sensing line.

The mutual capacitance touch panel may include a plurality of driving lines and a plurality of sensing lines crossing the driving lines. When driving signals are sequentially applied to the driving lines, the mutual capacitance generated by the application of the driving signals from the sensing lines may be detected. The driving lines and the sensing lines may be connected to a touch integrated circuit, and the touch integrated circuit may apply the driving signals and obtain touch signals from the sensing lines.

Meanwhile, a standby mode for turning off the display panel and the touch panel when an application program is not operated or when a sound source playback program such as a music player is operated may be used to reduce power consumption of the smart device. The standby mode may be released by inputting a password or a preset touch pattern.

For example, Korean Patent Laid-Open Publication No. 10-2009-0058875 discloses a method of releasing a standby mode by inputting a preset touch pattern and thereby turning on the display panel. However, when the operation of the display panel is unnecessary, for example, when using a sound source playback program such as a music player or when selecting a ringing mode or a vibration mode, the display panel is turned on unnecessarily, thus increasing power consumption. In addition, there is a problem in that the touch panel must be maintained in an operating state in order to detect the touch pattern.

Embodiments of the present invention for solving the above problems are to provide a smart device and a method for controlling the same that can reduce power consumption.

According to an aspect of the present invention for achieving the above object, a smart device, a touch panel, a display panel disposed below the touch panel, a touch integrated circuit for sensing an electrical signal from the touch panel, It may include an application processor for operating the application program in accordance with the electrical signal. In this case, when a gesture is input to the touch panel while the display panel is in an off state, an event corresponding to the input gesture is executed, and the off state of the display panel is continuously maintained while the event is executed. Can be.

According to embodiments of the present disclosure, the touch integrated circuit may include a touch driver for providing a driving signal to the touch panel, an electrical signal generated by the input gesture from the touch panel, and the electrical signal. And a control unit for transmitting a command corresponding to the event to the application processor according to the digital signal.

According to embodiments of the present disclosure, the controller compares the input gesture with preset gestures, selects a gesture corresponding to the input gesture from among the preset gestures, and executes the event. The command corresponding to the selected gesture may be transmitted to the application processor.

In example embodiments, the touch panel may include a plurality of first driving lines and a plurality of second driving lines disposed between the first driving lines and the first and second driving lines, respectively. It may include a plurality of sensing lines that intersect. The touch integrated circuit may provide first driving signals to the first driving lines to obtain first scan data from the sensing lines, and provide second driving signals to the second driving lines to provide the driving lines. Second scan data can be obtained from the data.

According to an aspect of the present invention for achieving the above object, a method of controlling a smart device may include inputting a gesture on a touch panel, and executing an event corresponding to the input gesture. In this case, the gesture input step and the event execution step may be performed while the display panel of the smart device is turned off.

According to embodiments of the present disclosure, in the event execution step, operation control of an application program or an environment setting program of the smart device may be performed when the display panel is turned off.

According to embodiments of the present invention, the application program may include a sound source playback program and a flash on / off program.

According to embodiments of the present invention, the environment setting program may include a Wi-Fi mode, a Bluetooth mode, a short range wireless communication mode, a ringtone mode, and a vibration mode.

According to embodiments of the present disclosure, the method may further include comparing the input gesture with preset gestures, selecting a gesture corresponding to the input gesture among the preset gestures, and executing the event. The transmitting of the command corresponding to the selected gesture to the application processor of the smart device may be further performed.

According to embodiments of the present disclosure, the detecting of the gesture may be further performed.

In example embodiments, the touch panel may include a plurality of first driving lines and a plurality of second driving lines disposed between the first driving lines and the first and second driving lines, respectively. It may include a plurality of sensing lines that intersect. The detecting of the gesture may include providing first driving signals to the first driving lines to obtain first scan data from the sensing lines, and providing second driving signals to the second driving lines. Acquiring second scan data from the sensing lines, and repeatedly acquiring the first scan data and the second scan data to detect the gesture.

In example embodiments, the first and second driving signals may be sequentially provided to the first and second driving lines, respectively.

In example embodiments, a predetermined number of first and second driving signals may be simultaneously provided to the first and second driving lines, respectively.

According to embodiments of the present invention, the gesture may be input while the conductor is in contact with the touch panel or the conductor is spaced apart from the touch panel by a predetermined distance.

According to the embodiments of the present invention as described above, a gesture may be input to the touch panel while the display panel is turned off, and the touch integrated circuit may execute the event corresponding to the input gesture. The command corresponding to the event may be transmitted to the application processor. In particular, the display panel may remain off while the event is executed by the application processor. Therefore, power consumption of the smart device can be sufficiently reduced.

Further, while the low power mode is executed, first driving signals are provided to first driving lines to obtain scan data of a first frame, and second driving lines are provided to acquire scan data of a second frame. Two drive signals may be provided. Therefore, power consumption can be further reduced as compared with the case where the full scan mode is executed.

1 is a block diagram illustrating a smart device according to an embodiment of the present invention.

FIG. 2 is a schematic diagram illustrating a touch panel and a touch integrated circuit shown in FIG. 1.

3 to 6 are schematic diagrams illustrating examples of gestures and events usable in the sound source playback program.

7 to 9 are schematic diagrams illustrating examples of gestures and events usable in the configuration program.

10 and 11 are schematic diagrams for describing a low power mode of a touch panel, and FIG. 12 is a schematic diagram for explaining a full scan mode of a touch panel.

13 is a flowchart illustrating a control method of a smart device according to an embodiment of the present invention.

The invention is now described in more detail with reference to the accompanying drawings showing embodiments of the invention. However, the present invention should not be construed as limited to the embodiments described below and may be embodied in various other forms. The following examples are provided to fully convey the scope of the invention to those skilled in the art, rather than to allow the invention to be fully completed.

When an element is described as being disposed or connected on another element or layer, the element may be placed or connected directly on the other element, and other elements or layers may be placed therebetween. It may be. Alternatively, where one element is described as being directly disposed or connected on another element, there may be no other element between them. Terms such as first, second, third, etc. may be used to describe various items such as various elements, compositions, regions, layers and / or parts, but the items are not limited by these terms. Will not.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Also, unless stated otherwise, all terms including technical and scientific terms have the same meaning as would be understood by one of ordinary skill in the art having ordinary skill in the art. Such terms, such as those defined in conventional dictionaries, will be construed as having meanings consistent with their meanings in the context of the related art and description of the invention, and ideally or excessively intuitional unless otherwise specified. It will not be interpreted.

Embodiments of the invention are described with reference to schematic illustrations of ideal embodiments of the invention. Accordingly, changes from the shapes of the illustrations, such as changes in manufacturing methods and / or tolerances, are those that can be expected sufficiently. Accordingly, embodiments of the invention are not to be described as limited to the particular shapes of the areas described as the illustrations, but include variations in the shapes, and the areas described in the figures are entirely schematic and their shapes. Is not intended to describe the precise shape of the region nor is it intended to limit the scope of the invention.

Referring to FIG. 1, a smart device 100 according to an embodiment of the present invention may include a touch panel 110, a display panel 120 disposed below the touch panel 110, and the touch panel 110. And a touch integrated circuit 130 for sensing an electrical signal from the application processor, and an application processor 140 for operating an application program according to the electrical signal.

As the touch panel 110, for example, a mutual capacitance type touch panel may be used. FIG. 2 is a schematic diagram illustrating a touch panel and a touch integrated circuit shown in FIG. 1.

Referring to FIG. 2, the touch panel 110 may include a plurality of driving lines 112 and sensing lines 114 that cross the driving lines 112. For example, the touch panel 110 may include a plurality of first driving lines 112A and a plurality of second driving lines 112B and the first driving lines 112A, respectively. And sensing lines 114 that intersect the

second driving lines

112A and 112B. That is, the driving lines 112 may be divided into first driving lines 112A and second driving lines 112B. For example, odd-numbered drive lines may be used as the first drive lines 112A, and even-numbered drive lines may be used as the second drive lines 112B, as shown.

The touch integrated circuit 130 may be generated from a touch driver 132 for providing driving signals to the driving lines 112 of the touch panel 110 and the sensing lines 114 of the touch panel 110. A signal processor 134 may receive electrical signals and convert the electrical signals into digital signals, and a controller 136 may transmit a command to the application processor 140 according to the digital signals.

According to an embodiment of the present disclosure, the smart device 100 may execute a low power mode to reduce power consumption, and the display panel 120 may be turned off in the low power mode.

For example, the low power mode may be executed through a power button (not shown) of the smart device 100. Alternatively, when the state in which the touch signal is not input continues for a preset time, the low power mode is automatically executed. It may be. In particular, the low power mode may be executed while a sound source playing program such as a music player is executed.

When the gesture by the user is input through the touch panel 110 while the low power mode is executed as described above, the smart device 100 may execute an event corresponding to the input gesture. In particular, even when the event is executed, it is preferable to maintain the off state of the display panel 120 to reduce power consumption.

In particular, the event may include functions of an application program operated while the display panel 120 is turned off or an environment setting program of the smart device 100. For example, the application program may include a sound source playback program, a flash on / off program, and the like, and the configuration program may include a WiFi mode, a Bluetooth mode, a short range communication mode, a ringtone mode, a vibration mode, and the like. can do.

The sound source reproduction program may be executed when the display panel 120 is turned off, and the flash on / off program may be used to operate a flash when the display panel 120 is turned off in a dark environment.

3 to 6 are schematic diagrams illustrating examples of gestures and events usable in the sound source playback program, and FIGS. 7 to 9 are schematic diagrams illustrating examples of gestures and events usable in the configuration program.

The controller 136 may set various gestures and commands corresponding to the gestures. For example, as illustrated in FIGS. 3 to 6, a play, stop, volume up / down, random play, and the like may be set in a sound source playback program. As shown in FIGS. 7 to 9, a vibration mode and a ringtone mode may be set. , Bluetooth on / off can be set.

Although not shown, various gestures and various events corresponding thereto may be set, and thus the scope of the present invention will not be limited by the gestures and events described above.

Referring back to FIG. 2, the signal processor 134 may receive an electrical signal generated by the input gesture, convert the electrical signal into a digital signal, and transmit the converted electrical signal to the controller 136. The controller 136 may transmit a command corresponding to the event to the application processor 140 according to the digital signal.

In particular, the controller 136 may compare the input gesture with preset gestures, select a gesture corresponding to the input gesture from among the preset gestures, and correspond to the selected gesture to execute the event. The command may be transmitted to the application processor 140.

10 and 11, the input gesture may be detected by the controller 136 while the low power mode is executed. In detail, the touch pad 110 may be operated in a split scan mode. In particular, first driving signals may be provided to the first driving lines 112A, and first scan data may be obtained from the sensing lines 114. Subsequently, second driving signals may be provided to the second driving lines 112B, and second scan data may be obtained from the sensing lines 114. In particular, first scan data may be obtained in a first frame, and second scan data may be obtained in a second frame. The controller 136 may repeatedly acquire the first scan data and the second scan data, and thereby detect the gesture.

Meanwhile, when the display panel 120 is turned on by a user, the touch panel 110 may be operated in a full scan mode. The full scan mode may be used to improve linearity and accuracy of the touch panel 110. In detail, as illustrated in FIG. 12, driving signals may be sequentially provided to the driving lines 112, and scan data may be obtained using electrical signals detected from the sensing lines 114. Can be. That is, the driving signals may be sequentially provided to all the driving lines 112 in every frame.

As described above, since the first or second driving signal is provided to some of the driving lines 112, that is, the first or

second driving lines

112A or 112B in the low power mode, the power consumption compared with the full scan mode. This can be reduced. In particular, even when the event is executed, since the display panel 120 may be maintained in an off state, power consumption of the smart device 100 may be sufficiently reduced.

As described above, the driving lines 112 are divided into first and

second driving lines

112A and 112B, and the first and

second driving lines

112A and 112B are connected to the first and

second driving lines

112A and 112B. Driving signals are provided respectively. However, the driving lines 112 may be divided into first driving lines, second driving lines, and third driving lines, and the first, second, and third driving lines may be divided into first and second driving lines. Second and third drive signals may be applied respectively.

In addition, when the gesture is input, the touch panel 110 may be switched from the split scan mode to the full scan mode in order to detect the gesture more accurately. However, even in this case, since the display panel 120 may remain off, power consumption of the smart device 100 may be sufficiently reduced. As described above, when the touch panel 110 is switched to the full scan mode and there is no input of another gesture for a preset time, the touch panel 110 may be switched from the full scan mode to the divided scan mode.

Meanwhile, according to an embodiment of the present invention, the first and second driving signals may be sequentially provided to the first and

second driving lines

112A and 112B, respectively. As another example, a predetermined number of first and second driving signals may be simultaneously provided to the first and

second driving lines

112A and 112B, respectively. As an example, referring to FIG. 10, a plurality of first driving signals D1 and D3 may be simultaneously provided to the first driving lines 112A, and then a plurality of first driving signals D5 and D7. ) May be provided to the first drive lines 112A at the same time. 11, the plurality of second driving signals D2 and D4 may be simultaneously provided to the second driving lines 112B, and the plurality of second driving signals D6 and D8 may then be provided. At the same time, the second driving lines 112B may be provided.

In addition, the gesture may be input in a state in which a conductor, for example, a user's hand is in contact with the touch panel 110, or in a state in which the conductor is spaced apart from the touch panel 110 by a predetermined distance. That is, the gesture may be input by dragging the conductor in contact or non-contact state by the conductor. In the non-contact state, the distance between the conductor and the touch panel 110 may be several mm to several cm. For example, a distance between the conductor and the touch panel 110 may be about 5 mm to 5 cm.

Referring to FIG. 13, in operation S100, a gesture may be input on the touch panel 110. In this case, the touch panel 110 may be operated in a low power mode, and the display panel 120 may be maintained in an off state.

In operation S110, the input gesture may be detected. In particular, the driving driver 132 provides first driving signals to the first driving lines 112A, and the signal processing unit 134 transmits electrical signals generated by the input gesture to a first digital signal. The first digital signals may be transmitted to the controller 136. In addition, the driving driver 132 provides second driving signals to the second driving lines 112B, and the signal processing unit 134 transmits electrical signals generated by the input gesture to a second digital signal. To the controller 136 and transmit the second digital signals to the controller 136.

The controller 136 may obtain first scan data and second scan data from the first digital signals and the second digital signals, respectively, and repeatedly obtain the first scan data and the second scan data. By doing so, the input gesture can be recognized.

In operation S120, the input gesture may be compared with preset gestures. In operation S130, a gesture corresponding to the input gesture may be selected from the preset gestures. In operation S140, the command corresponding to the event may be transmitted to the application processor 140 to execute the event corresponding to the selected gesture. The steps S120, S130, and S140 may be performed by the controller 136.

In operation S150, the application processor 140 may execute the event corresponding to the transmitted command. In this case, the display panel 120 may be maintained in an off state while the steps S100 to S150 are performed.

According to the embodiments of the present invention as described above, a gesture may be input to the touch panel 110 while the display panel 120 is off, and the touch integrated circuit 130 may input the gesture. The command corresponding to the event may be transmitted to the application processor 140 to execute the event corresponding to the event. In particular, the display panel 120 may remain off while the event is executed by the application processor 140. Therefore, power consumption of the smart device 100 may be sufficiently reduced.

In addition, while the low power mode is executed, first driving signals are provided to first driving lines 112A to acquire scan data of a first frame, and second driving lines are provided to obtain scan data of a second frame. Second driving signals may be provided to the field 112B. Therefore, power consumption can be further reduced as compared with the case where the full scan mode is executed.

Therefore, the smart device and the method of controlling the same according to the embodiments of the present invention can be used for the manufacture of smart devices, such as smart phones, tablet PCs, notebook computers.

Although described above with reference to a preferred embodiment of the present invention, those skilled in the art will be variously modified and changed within the scope of the invention without departing from the spirit and scope of the invention described in the claims below I can understand that you can.

Claims

Touch panel;

A display panel disposed below the touch panel;

A touch integrated circuit for sensing an electrical signal from the touch panel; And

Including an application processor for operating an application program in accordance with the electrical signal,

When a gesture is input to the touch panel while the display panel is in an off state, an event corresponding to the input gesture is executed, and the off state of the display panel is continuously maintained while the event is executed. Smart devices.
The method of claim 1, wherein the touch integrated circuit,

A touch driver to provide a driving signal to the touch panel;

A signal processor that receives an electrical signal generated by the input gesture from the touch panel and converts the electrical signal into a digital signal; And

And a controller configured to transmit a command corresponding to the event to the application processor according to the digital signal.
The method of claim 2, wherein the control unit,

Compare the input gesture with preset gestures, select a gesture corresponding to the input gesture from among the preset gestures, and transmit the command corresponding to the selected gesture to the application processor to execute the event Smart device, characterized in that.
The touch panel of claim 1, wherein the touch panel includes a plurality of first driving lines and a plurality of second driving lines disposed between the first driving lines, and a plurality of crossings of the first and second driving lines, respectively. And sensing lines of

The touch integrated circuit may provide first driving signals to the first driving lines to obtain first scan data from the sensing lines, and provide second driving signals to the second driving lines to provide the driving lines. And obtaining second scan data from the devices.
Inputting a gesture on the touch panel; And

Executing an event corresponding to the input gesture,

And the gesture input step and the event execution step are performed while the display panel of the smart device is turned off.
The method of claim 5, wherein in the event execution step,

And controlling operation of an application program or an environment setting program of the smart device which is operated while the display panel is turned off.
The method of claim 6, wherein the application program,

Smart device control method comprising a sound source playback program and a flash on / off program.
The method of claim 6, wherein the environment setting program,

Control method of a smart device comprising a WiFi mode, Bluetooth mode, short-range wireless communication mode, ringing mode and vibration mode.
The method of claim 5, further comprising: comparing the input gesture with preset gestures;

Selecting a gesture corresponding to the input gesture from among the preset gestures; And

And transmitting a command corresponding to the selected gesture to an application processor of the smart device to execute the event.
The method of claim 5, further comprising detecting the gesture.
The touch panel of claim 10, wherein the touch panel includes a plurality of first driving lines and a plurality of second driving lines respectively disposed between the first driving lines, and a plurality of intersecting the first and second driving lines. And sensing lines of

Detecting the gesture,

Providing first driving signals to the first driving lines to obtain first scan data from the sensing lines;

Providing second driving signals to the second driving lines to obtain second scan data from the sensing lines; And

And repeatedly acquiring the first scan data and the second scan data to detect the gesture.
The method of claim 11, wherein the first and second driving signals are sequentially provided to the first and second driving lines, respectively.
The method of claim 11, wherein a predetermined number of first and second driving signals are simultaneously provided to the first and second driving lines, respectively.
The method of claim 5, wherein the gesture is input while a conductor is in contact with the touch panel or in a state where the conductor is spaced apart from the touch panel by a predetermined distance.