JP5779156B2 - Information input device, input method thereof, and computer-executable program - Google Patents

Description

  The present invention relates to an information input device, an input method thereof, and a computer-executable program.

  Touch-type input devices that are equipped with a touch panel on the display device and input data by operating the touch panel with a finger or pen, such as notebook PCs, slate PCs, portable terminals, PDAs, ATMs, car navigation devices, etc. Used in information processing equipment. In many information processing apparatuses equipped with such a touch panel, a software keyboard is displayed on a display device and key input is possible.

  There is a demand for an apparatus that can easily switch between key input using a software keyboard and input using a touchpad when performing an input operation on a touch panel.

JP 7-5969 A JP 2011-134669 A

  The present invention has been made in view of the above, and when performing an input operation on a touch panel, information input that can be switched between a key input using a software keyboard and an input using a touchpad by a simple method. It is an object to provide an apparatus, an input method thereof, and a computer-executable program.

  In order to solve the above-described problems and achieve the object, the present invention provides an information input device capable of inputting information by touching a touch panel with an indicator, and detecting means for detecting contact of palm on the touch panel. Mode switching means for switching between a key input mode capable of input from a soft keyboard and a touch pad mode capable of input as a pointing device in accordance with the detection result of the palm contact by the detection means. ing.

  According to a preferred aspect of the present invention, the touch panel is provided on a display screen, and the mode switching means displays a keyboard on the display screen in the key input mode, while the touch pad mode. Then, it is desirable to display a touch pad on the display screen.

  According to a preferred aspect of the present invention, the mode switching means sets the touch pad mode when the information input device is turned on, and in the touch pad mode, the detection means makes the palm touch the touch panel. It is desirable to switch to the key input mode when it is detected, and to switch to the touch pad mode when the detection means detects that the palm is separated from the touch panel in the key input mode.

  Further, according to a preferred aspect of the present invention, a pointing device is displayed in the keyboard, and the mode switching means is configured to prevent the palm from moving away from the touch panel in the key input mode. It is desirable to switch to the touchpad mode when detecting and further detecting an operation of the pointing device.

  Further, according to a preferred aspect of the present invention, it is desirable that the mode switching means displays the keyboard at a position corresponding to a palm contact position on the touch panel in the key input mode.

  Further, according to a preferred aspect of the present invention, a keyboard seal is provided above or below the touch panel, and in the key input mode, an input operation according to the key of the keyboard seal is possible. In the touch pad mode, it is desirable that an input operation is possible regardless of the key on the keyboard sticker.

  According to a preferred aspect of the present invention, it is desirable that the information input device constitutes an input unit of a notebook PC.

  Further, in order to solve the above-described problems and achieve the object, the present invention provides an input method of an information input device capable of inputting information by touching the touch panel with an indicator. A detection step of detecting, and a mode switching step of switching between a key input mode capable of input from a soft keyboard and a touch pad mode capable of input as a pointing device in accordance with the detection result of the palm contact. It is characterized by including.

  In order to solve the above-described problems and achieve the object, the present invention provides a program mounted on an information input device capable of inputting information by touching a touch panel with an indicator, on the touch panel. Mode switching for switching between a detection process for detecting a palm contact and a key input mode capable of input from a soft keyboard and a touchpad mode capable of input as a pointing device in accordance with the detection result of the palm contact A computer-executable program for causing a computer to execute a process.

  According to the present invention, it is possible to provide an information processing apparatus capable of switching between key input using a software keyboard and input using a touch pad by a simple method when performing an input operation on a touch panel. Has the effect of becoming.

FIG. 1 is a conceptual diagram of a computing device to which the information input device according to this embodiment is applied. FIG. 2 is a cross-sectional view illustrating a schematic configuration example of the information input unit. FIG. 3 is a diagram illustrating a display example of the touch pad mode. FIG. 4 is a diagram illustrating a display example of the key input mode. FIG. 5 is a flowchart for explaining the mode switching operation of the information input unit. FIG. 6 is a diagram showing an example of screen transition of the LCD of the information input unit. FIG. 7 is a diagram illustrating a display example for explaining another example of switching the input mode. FIG. 8 is a flowchart for explaining another example of the input mode switching operation of the information input unit. FIG. 9 is a diagram showing another example of screen transition of the LCD of the information input unit. FIG. 10 is a diagram illustrating an example of a computing device in which the information input unit is a large device that can be used by a plurality of people, and the display unit is configured with a large screen. FIG. 11 is a schematic cross-sectional view showing another configuration example of the information input unit. FIG. 12 is a diagram for explaining an operation example of the key input mode and the touch pad mode. FIG. 13 is a schematic external view of a notebook PC to which the information input device according to the present embodiment is applied. 14 is a cross-sectional view taken along line AA in FIG. FIG. 15 is a schematic diagram showing a hardware configuration of the notebook PC of FIG. FIG. 16 is a diagram illustrating another application example of the information input device according to the present embodiment.

  Hereinafter, embodiments of an information input apparatus according to the present embodiment, an input method thereof, and a computer system to which a computer-executable program is applied will be described. Although the components of the present invention are generally illustrated in the drawings herein, it can be readily understood that they may be arranged and designed in a wide variety of configurations with various configurations. Accordingly, the following more detailed description of the apparatus, method and program embodiments of the present invention is not intended to limit the scope of the invention as set forth in the appended claims, but merely to implement selected embodiments of the invention. It is intended as an example only, and is merely illustrative of selected embodiments of an apparatus, system and method consistent with the present invention as set forth in the claims herein. Those skilled in the art will appreciate that the present invention may be implemented without one or more of the specific details or with other methods, components, and materials. Moreover, each aspect of the following embodiment and an Example can also be implemented individually or in combination.

(Embodiment)
FIG. 1 is a conceptual diagram of a computing device to which the information input device according to this embodiment is applied. As shown in FIG. 1, the computing device 1 according to the present embodiment receives information according to an input instruction from the information input unit 10 and the information input unit 10 for inputting information according to the operation of the operator. And a display unit 20 for displaying.

  The information input unit 10 includes a touch panel 11 and an input control unit 12. The input control unit 12 includes a detection unit 13 and a mode switching unit 14. The information input unit 10 can be configured by a hardware or software module, or a combination thereof. The information input unit 10 is produced and distributed as a single unit, connected to a display device, or used as a clamshell PC (notebook PC). A part of the clamshell PC (its input unit) A mode to be used as is conceivable.

  The display unit 20 is a flat panel display device such as an LCD or an organic EL display, for example, and displays various information such as characters and images in accordance with an input instruction from the information input unit 10.

  The touch panel 11 is a resistive film type or electrostatic coupling type touch panel for an operator to input an operation by touching an indicator such as a finger or a pen. The touch panel 11 can be switched between a key input mode that allows input from a soft keyboard and a touch pad mode that allows input as a pointing device.

  The detection unit 13 detects the coordinate position touched by the indicator on the touch panel 11 and outputs an input instruction corresponding to the input mode to the display unit 20. The detection unit 13 detects the contact of the palm with the touch panel 11 and the separation of the palm from the touch panel 11. For example, when the touch of the palm is detected, a touch of the palm can be determined to be a touch of the palm.

  The mode switching unit 14 switches the touch panel 11 between the key input mode and the touch pad mode according to the detection result of the palm contact of the detection unit 13.

  FIG. 2 is a cross-sectional view illustrating a schematic configuration example of the information input unit 10. As shown in FIG. 2, the touch panel 11 is disposed on an LCD (display screen) 15. 3 and 4 show display examples of the display screen of the LCD 15, FIG. 3 shows a display example in the touch pad mode, and FIG. 4 shows a display example in the key input mode. The mode switching unit 14 displays a screen as shown in FIG. 3 on the LCD 15 in the touch pad mode, and displays a screen as shown in FIG. 4 on the LCD 15 in the key input mode.

  3 and 4, reference numeral 31 denotes a palm rest area, and the detection unit 13 detects the presence or absence of palm contact in the palm rest area 31 as an example. In the touch pad mode shown in FIG. 3, the operator uses the entire screen as a touch pad, and for example, displays various menus, icons, buttons, windows, task bars, keyboards, and other objects displayed on the screen of the display unit 20. It is possible to select and perform input operations, and to perform screen operations such as scrolling and swiping.

  In FIG. 4, 32 is a software keyboard, and 33 is a pointing device provided in the software keyboard 32. In the key input mode, the operator can perform key operations using the software keyboard 32 and operations using the pointing device 33.

  FIG. 5 is a flowchart for explaining the input mode switching operation of the information input unit 10. FIG. 6 is a diagram illustrating an example of screen transition of the LCD 15 of the information input unit 10. The input mode switching operation of the information input unit 10 will be described with reference to the flowchart of FIG.

  In FIG. 5, when the information input unit 10 is powered on, the mode switching unit 14 sets the touch pad mode (step S1) and displays the touch pad on the display screen (LCD 15) (step S2). Thus, the operator can perform an input operation with the touch pad.

  Next, the detection part 13 judges whether both palms contacted the touch panel 11 (step S3). When the detection unit 13 detects contact between both palms (“Yes” in step S3), the mode switching unit 14 switches from the touch pad mode to the key input mode (step S4), and displays a keyboard on the display screen. (Step S5). As a result, the operator can perform an input operation with the keyboard.

  And the detection part 13 judges whether both palms left | separated from the touch panel 11 (step S6). When the detection unit 13 detects that both palms are separated from the touch panel 11 (“Yes” in step S6), the process returns to step S1, and the mode switching unit 14 switches from the key input mode to the touchpad mode (step). S1).

  Next, an operation example of the operator will be described with reference to the display example of FIG. In FIG. 6, PA schematically shows a portion where the palm is in contact with the touch panel 11. When the information input unit 10 is turned on, as shown in d1, a touch pad is displayed on the display screen (steps S1 and S2 in FIG. 5), and the operator can perform an input operation with the touch pad. Then, as shown in d2, when the operator places both palms on the palm rest area 31 (“Yes” in step S3 in FIG. 5), the keyboard is displayed on the display screen as shown in d3 (FIG. 5). In step S4, 5), the operator can perform an input operation with a keyboard.

  Further, as shown in d4, when the operator releases both palms from the touch panel 11 (“Yes” in step S6 in FIG. 5), the touch pad is displayed as shown in d1 (step S1, FIG. 5). 2). As described above, the operator can switch between input using the touch pad and input using the keyboard by placing or releasing the palm on the touch panel 11. In addition, it is good also as a structure which can memorize | store multiple types of different types of soft keyboards and can switch the keyboard displayed by an operator's selection.

  Although the input mode is switched when the contact or separation of both palms is detected, the input mode may be switched when the contact or separation of one palm is detected. FIG. 7 shows a display example for explaining an example of switching the input mode when the contact or detachment of one palm is detected.

  In addition, when palm is detected in the palm rest area 31 of the touch panel 11, the input mode is switched. However, the palm may be detected on the entire surface of the touch panel 11.

  Further, in order to prevent the operator from inadvertently removing the palm from the touch panel 11 after shifting to the key input mode and unintentionally shifting to the touch pad mode, the information input unit 10 includes the following: Such processing may be performed. Specifically, in the key input mode, when the operator removes the palm from the touch panel 11 and further performs a sliding operation with the pointing device 33, the mode may be switched to the touch pad mode.

  FIG. 8 is a flowchart for explaining another example of the mode switching operation of the information input unit 10. In FIG. 8, the same steps as those in FIG. 5 are given the same step numbers. FIG. 9 is a diagram illustrating another example of screen transition of the LCD 15 of the information input unit 10. In FIG. 9, the same parts as those in FIG.

  The mode switching operation of the information input unit 10 will be described with reference to the flowchart of FIG. In FIG. 8, when the information input unit 10 is turned on, the mode switching unit 14 sets the touch pad mode (step S1) and displays the touch pad on the display screen (LCD 15) (step S2). Next, the detection unit 13 determines whether or not both palms are in contact with the touch panel 11 (step S3). When the detection unit 13 detects contact between both palms (“Yes” in step S3), the mode switching unit 14 switches from the touch pad mode to the key input mode (step S4), and displays a keyboard on the display screen. (Step S5).

  And the detection part 13 judges whether both palms left | separated from the touch panel 11 (step S6). When the detection unit 13 detects that both palms are separated (“Yes” in step S6), the detection unit 13 determines whether a slide operation from the pointing device 33 to the outside of the pointing device 33 has been performed (step S7). ). When the detection unit 13 detects a slide operation from the pointing device 33 to the outside of the pointing device 33 (“Yes” in step S7), the process returns to step S1, and the mode switching unit 14 changes from the key input mode to the touch pad mode. (Step S1).

  Next, an operation example of the operator will be described with reference to the display example of FIG. In FIG. 9, when the information input unit 10 is turned on, a touch pad is displayed on the display screen (steps S1 and S2 in FIG. 8), as shown by d1, and the operator performs an input operation on the touch pad. It becomes possible. Then, as shown in d2, when the operator places both palms on the palm rest area 31 (“Yes” in step S3 in FIG. 8), the keyboard is displayed on the display screen as shown in d3 (FIG. 8). In step S4, 5), the operator can perform an input operation with a keyboard.

  Furthermore, as shown in d5, when the operator separates both palms from the touch panel 11 (“Yes” in step S6 in FIG. 8), and further performs a sliding operation from the pointing device 33 to the outside of the pointing device 33 (FIG. 8, “Yes” in step S 7), the touch pad is displayed as indicated by d 1 (steps S 1 and 2 in FIG. 8). As described above, in the key input mode, when the operator removes the palm from the touch panel 11 and further performs the slide operation with the pointing device 33, the touch pad mode is switched, so that the operator carelessly touches the touch panel. Even when the palm is released from 11, the switch to the touchpad mode can be prevented.

  In the key input mode, the mode switching unit 14 may display the keyboard at a position corresponding to the contact position of both palms on the touch panel 11. For example, you may decide to display a keyboard in the direction orthogonal to the line which connects the predetermined position of both palms. Specifically, for example, the keyboard may be displayed at a predetermined distance in a direction orthogonal to the midpoint of the line connecting the center positions of both palms. Further, the keyboard may be displayed at a predetermined distance in a direction orthogonal to the midpoint of the line connecting the minimum values of the Y coordinates of both palms.

  FIG. 10 shows an example of a computing device 1 in which the information input unit 10 is a large device that can be used by a plurality of people, and the display unit 20 is configured with a large screen. In FIG. 10, the information input unit 10 detects the contact between both palms of each operator, and puts the keyboard at a predetermined distance in a direction orthogonal to the midpoint of the line connecting the center positions of both palms for each operator. it's shown.

  In the information input unit 10 described above, the configuration in which the touch panel 11 is arranged on the LCD 15 and the display screen is provided has been described. However, the touch screen 11 may be provided with no display screen. FIG. 11 is a schematic cross-sectional view showing another configuration example of the information input unit 10. FIG. 12 is a diagram for explaining an operation example of the key input mode and the touch pad mode.

  In FIG. 11, a keyboard seal 16 is provided on the upper surface of the touch panel 11. In FIG. 12, the operator can input according to the key of the keyboard sticker 16 in the key input mode, and can input the entire surface as a touch pad regardless of the key of the keyboard sticker 16 in the touch pad mode. It is. The information input unit 10 outputs information corresponding to the operator's key operation to the display unit 20 in the keyboard mode, and outputs information corresponding to the operator's touch operation to the display unit 20 in the touch pad mode. The switching of the input mode is the same as the method described above. Note that the keyboard seal 16 may be disposed on the lower surface of the touch panel.

  According to the information input device of the present embodiment, detection unit 13 that detects palm contact on touch panel 11 and keys that can be input from a soft keyboard according to the detection result of palm contact by detection unit 13 Since the mode switching unit 14 that switches between the input mode and the touch pad mode that enables input as a pointing device is provided, the operator can touch the touch panel with the palm to make the key input mode and the touch pad mode When the input operation is performed on the touch panel, key input using a software keyboard and input using a touch pad can be easily switched.

  The touch panel 11 is provided on the LCD 15, and the mode switching unit 14 displays a keyboard on the LCD 15 in the key input mode, while displaying a touch pad on the LCD 15 in the touch pad mode. It is possible to switch between the keyboard and touchpad display.

  The mode switching unit 14 sets the touch pad mode when the information input device is turned on, and enters the key input mode when the detection unit 13 detects that the touch panel 11 touches the palm in the touch pad mode. In the switching and key input mode, when the detection unit 13 detects that the palm is separated from the touch panel 11, the operator switches to the touch pad mode. When the palm is away from the touch panel, input using the touch pad is possible.

  In addition, a pointing device 33 is displayed in the keyboard 32, and the mode switching unit 14 detects that the palm is separated from the touch panel 11 in the key input mode, and further operates the pointing device 33. Since it is determined that the touch pad mode has been switched to the touch pad mode, the switch to the touch pad mode can be prevented even when the operator carelessly removes the palm from the touch panel.

  Further, since the mode switching unit 14 displays the keyboard at a position corresponding to the palm contact position on the touch panel 11 in the key input mode, the mode switching unit 14 may display the keyboard at a position where the operator can easily operate. It becomes possible.

  In addition, a keyboard sticker 16 is provided above or below the touch panel 11, and an input operation corresponding to the key on the keyboard sticker is possible in the key input mode. Therefore, it is not necessary to provide a display screen on the information input device, so that a low-cost and simpler configuration can be achieved.

  In addition, although the touch of the palm to the touch panel 11 was detected and it decided to switch an input mode, the specific area | region, button, key, or switch inside or outside the touch panel 11 was operated instead of the palm touch In some cases, or when a specific gesture operation is performed in the touch panel 11, the input mode may be switched.

(Example)
FIG. 13 is a schematic external view of a notebook PC 50 to which the information input device according to the present embodiment is applied. FIG. 14 is a schematic AA sectional view of FIG. As shown in FIG. 13, the notebook PC 50 includes a main body-side housing 60 and a display-side housing 70 that are both substantially rectangular parallelepipeds. The display-side housing 70 includes an LCD (liquid crystal display) 71. As shown in FIG. 14, the main body side housing 60 accommodates a circuit board 63 and an input device (information input unit), and the input device includes a touch panel 61 and an LCD 62. The touch panel 61 is disposed on substantially the same plane as the frame of the main body side housing 60. The touch panel 61 has a structure in which a transparent conductor and a protective film are laminated on a glass substrate.

  The main body-side housing 60 and the display-side housing 70 are connected to each other by a pair of left and right connecting portions (hinge portions) 75a and 75b, and the connecting portions 75a and 75b open and close these housings. Supports freely.

  FIG. 15 is a schematic diagram showing a hardware configuration of the notebook PC 50 of FIG. As shown in the figure, the notebook PC 50 includes a CPU 101, ROM 102, memory 103, HDD (hard disk) 104, LCD 71, graphics adapter 105, input device (information input unit) 80, disk drive 106, and power supply circuit 108. And a communication port 109, and each unit is connected directly or indirectly via a bus.

  The CPU 101 controls the entire PC 1 by the OS 111 stored in the HDD 104 connected via the bus, and manages functions based on various programs stored in the HDD 104. The ROM 102 stores a BIOS (Basic Input / Output System: basic input / output system) 102a, data, and the like.

  The memory 103 is composed of a cache memory and a RAM, and is a writable memory used as a work area for writing processing data of the execution program as a read area for the execution program of the CPU 101.

  An HDD (hard disk) 104 includes, for example, an OS 111 for controlling the entire notebook PC 50 such as Windows (registered trademark) XP, VISTA, 7, 8, etc., various drivers 112 for operating peripheral devices in hardware, and an input device It has a function of storing an application program 113 and the like for executing display processing of the display screen of the LCD 71 and other processing in accordance with 80 input instructions.

  The graphics adapter 105 converts display information into a video signal under the control of the CPU 101 and outputs the converted video signal to the LCD 71. The LCD 71 has a function of displaying various information according to the control of the CPU 101.

  The disk drive 106 has a disk 107 such as a CD-ROM or DVD inserted therein, and reads / writes data on the disk 107.

  The power supply circuit 108 includes an AC adapter, an intelligent battery, a charger for charging the intelligent battery, a DC / DC converter, and the like, and supplies power to each device under the control of the CPU 101. The communication port 109 is for communicating with the outside via a network.

  The input device 80 is a user interface for a user to perform an input operation. The input device 80 includes a touch panel 61, an LCD 62, and an input control unit 81. The input device 80 includes a detection unit 82 and a display control unit (mode switching unit) 83. The detection unit 82 detects the coordinate position (X, Y) touched on the touch panel 61 and outputs an input instruction corresponding to the input mode to the CPU 101. The display control unit 83 controls the display of the LCD 62 and switches the input mode of the touch panel 2. Specifically, as described above, the display control unit 83 switches between the touch pad mode and the key input mode in response to the palm touching and leaving the touch panel 61. The function of the input control unit 81 may be realized by a computer executing a program.

  Note that the information input device of the present embodiment is not limited to the type built in the notebook PC, and may be used by being connected to the PC as shown in FIG. In FIG. 16, reference numeral 1 denotes a computing device, 201 denotes a PC main body, and 202 denotes a PC monitor. The information input unit 10 according to the present embodiment can be used by connecting to the PC main body 201. In addition, the information input device of this embodiment can be applied to a slate PC.

  Furthermore, the information input device according to the present embodiment is not limited to a PC, and can be applied to various information processing devices such as a portable terminal, a PDA, and a navigation device.

  As described above, the information input device, the input method, and the computer-executable program according to the present invention can be widely used in various information processing devices including a touch panel.

DESCRIPTION OF SYMBOLS 1 Computing apparatus 10 Information input part 11 Touch panel 12 Input control part 13 Detection part 14 Mode switching part 15 LCD
16 Keyboard Sticker 20 Display Unit 31 Palm Rest Area 32 Keyboard 33 Pointing Device 50 Notebook PC
60 Body side housing 61 Touch panel 62 LCD
63 Circuit board 70 Display-side housing 71 LCD
80 Input device (information input unit)
81 Input Control Unit 82 Detection Unit 83 Display Control Unit 101 CPU
102 ROM
103 Memory 104 HDD (Hard Disk)
105 Graphics adapter 106 Disk drive 108 Power supply circuit
109 communication port

Claims (9)

In an information input device capable of inputting information by touching the touch panel with an indicator,
Detecting means for detecting a palm contact on the touch panel;
According to the detection result of the palm contact by the detection means, a mode switching means for switching between a key input mode capable of input from a soft keyboard and a touch pad mode capable of input as a pointing device;
Equipped with a,
The touch panel is provided on a display screen,
The mode switching means is
In the key input mode, a keyboard and a pointing device are displayed on the display screen, while in the touch pad mode, a touch pad is displayed on the display screen,
In the key input mode, when the detection unit detects that the palm is separated from the touch panel and further detects a predetermined operation of the pointing device, the information input is switched to the touch pad mode. apparatus. The mode switching means is
At power-on of the information input device sets the touch pad mode, in the touch pad mode, when said detecting means detects that the said palm is in contact with the touch panel, switch Rukoto the key input mode information input device according to claim 1, wherein the. The information input device according to claim 1 , wherein the mode switching unit displays the keyboard at a position corresponding to a palm touch position on the touch panel in the key input mode. A keyboard seal is provided above or below the touch panel,
The input operation according to the key of the keyboard sticker is possible in the key input mode, and the input operation is possible regardless of the key of the keyboard sticker in the touch pad mode . 4. The information input device according to any one of 3 . The information input device according to any one of claims 1 to 4 , wherein the information input device constitutes an input unit of a notebook PC. In the input method of the information input device capable of inputting information by touching the touch panel with an indicator,
A detection step of detecting contact of palm on the touch panel;
A mode switching step of switching between a key input mode capable of input from a soft keyboard and a touch pad mode capable of input as a pointing device according to the detection result of the palm contact,
Only including,
The touch panel is provided on a display screen,
In the mode switching step,
In the key input mode, a keyboard and a pointing device are displayed on the display screen, while in the touch pad mode, a touch pad is displayed on the display screen,
In the key input mode, when the detection step detects that the palm is separated from the touch panel and further detects a predetermined operation of the pointing device, the information input is switched to the touch pad mode. Device input method. In the mode switching step,
  When the information input device is powered on, the touch pad mode is set, and in the touch pad mode, when the detection step detects that the palm touches the touch panel, the touch mode is switched to the key input mode. The information input device input method according to claim 6, wherein the information input device is an input method. A program installed in an information input device capable of inputting information by touching a touch panel with an indicator,
A detection step of detecting contact of palm on the touch panel;
A mode switching step of switching between a key input mode capable of input from a soft keyboard and a touch pad mode capable of input as a pointing device according to the detection result of the palm contact,
To the computer ,
The touch panel is provided on a display screen,
In the mode switching step,
In the key input mode, a keyboard and a pointing device are displayed on the display screen, while in the touch pad mode, a touch pad is displayed on the display screen,
In the key input mode, when the detection step detects that the palm is separated from the touch panel and further detects a predetermined operation of the pointing device, the computer switches to the touch pad mode. An executable program. In the mode switching step,
  When the information input device is powered on, the touch pad mode is set, and in the touch pad mode, when the detection step detects that the palm touches the touch panel, the touch mode is switched to the key input mode. The computer-executable program according to claim 8.

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