TWI244024B - Keyboard for automatically adjusting space between keys and method thereof - Google Patents

Abstract

A keyboard for automatically adjusting space between keys is provided, which adjusts space values between keys of the keyboard and key frame boundary values in accordance with a sensed palm contour range of user and displays the adjusted keyboard on a touch screen. Accordingly, while user with different palm size is operating the keyboard, the operational problem caused by the limitation of the size factor can be avoided to achieve an objective of enhancing the operational convenience of the keyboard.

Description

1244024 V. Description of the invention (1) [Technical field to which the invention belongs] The present invention relates to a keyboard device, and more particularly to a touch screen keyboard that automatically adjusts key spacing. [Previous technology] With the advent of the information age, information processing devices have gradually integrated into people's lives and have brought considerable improvements to people's lives. The components of information processing devices can be roughly divided into: output devices and input Devices, output devices include screens, printers, printers, etc., while input devices include keyboards, mice, and tablets, among which the keyboard is a common basic input device, and most of the general keyboards are mechanical Design, that is, each key unit is covered with a plastic shell, the shell is marked with character symbols, etc., the shell is composed of an elastic element and a sensor. When the user presses the key, the sensor will sense the key It is pressed and transmitted to the information processing device through a data line bus for data input operations. Due to the mechanical design, each key unit has a certain key spacing, so that the size of the currently used keyboards does not differ. Large, so when kids (or users with smaller palms) want to learn input methods, because palms Palm varied considerably, so that the input can not be handy operation. In addition, a notebook computer keyboard is different from a general desktop computer keyboard. After the key arrangement is designed, the size of the keyboard is smaller than that of a desktop computer keyboard, but it is still a mechanical keyboard, so users still need to Accommodates the size of the keyboard, so how can you provide a keyboard that adjusts the key spacing according to the size of the user's palm to improve its operation

Page 5 1244024 V. Description of the invention (2) Convenience has become one of the problems to be solved by researchers. [Summary of the Invention] In view of the shortcomings and problems that cannot be solved in the prior art, the present invention proposes a keyboard with automatic spacing adjustment. The keyboard spacing is adjusted by sensing the size of the palm of the user, allowing the user to The size of its palm, select a suitable keyboard to improve the convenience of keyboard operation. Therefore, in order to achieve the above-mentioned object, the keyboard for automatically adjusting the distance between keys in the present invention includes the following modules: a sensing module, an adjusting module, and a display module. The sensing module is used to sense the size of the user's palm. The light sensing or pressing sensing method is used to obtain the outermost X-axis boundary coordinate value and the Y-axis boundary coordinate value formed by the user's palm to obtain the palm contour. range. The adjustment module is connected to the sensing module, and adjusts the displayed value according to the obtained palm contour range. The displayed value includes the key spacing value and the key frame edge value, and the adjusted keyboard is displayed on the display module. Let users enter data. The display module determines the display state of the keyboard and displays it according to the adjusted display value, and the display module can be composed of a touch screen. It also contains an activation module and a storage module. The activation module is used to activate the sensing mode for the user to first or re-sensing the palm. The storage module stores multiple sets of keyboards with different display values for adjustment. The module reads or stores the keyboard after adjusting the displayed value.

1244024 V. Description of the invention (3) In addition, the method for automatically adjusting the key pitch according to the present invention includes the following steps: First, in the sensing mode, the user places his palm on the touch screen to sense Measure the palm of the hand; obtain the X-axis boundary coordinate value and Y-axis boundary coordinate value of the outermost edge of the palm to obtain the palm contour range; adjust the displayed value according to the palm contour range; determine the keyboard display state according to the adjusted display value, and Show on touch screen. With such a keyboard and method for automatically adjusting key spacing, a user is allowed to use a keyboard of an appropriate size according to the size of his palm to improve the convenience of keyboard operation. Regarding specific and feasible implementation methods of the present invention, the following description is given in conjunction with the drawings: [Embodiment] Please refer to "Figure 1", which is a system block diagram of the automatic adjustment of the keyboard spacing of the present invention, including: the activation module 1 0, sensing module 20, adjustment module 30, storage module 40, and display module 50. The starting module 10 is triggered by the user and generates a starting signal for starting the sensing module 20. The starting module 10 can be composed of a key switch or a key in the display module 50. The display module 50 is a touch screen. The sensing module 20 is connected to the activation module 10. After receiving the activation signal, the sensing mode is activated. In the sensing mode, the user places a palm on the display module 50 to perform sensing. After the measurement operation, the outermost boundary coordinates of the X axis and the Y axis of the palm on the display module 50 are obtained.

Page 7 1244024 V. Description of the invention (4) Value, which is the contour range of the palm. The sensing methods can be roughly divided into two methods: light sensing or pressing sensing, and light sensing can use light sensing methods such as infrared scanning or light emitting diodes, which are arranged around the frame of the display module 50. The light source and the light receiver use the palm to block the optical signal, and obtain the outermost coordinate values of the palm on the display module 50, the X-axis and the Y-axis, to form the palm of the hand. Another way is to press the sensing method. 'Place the palm directly on the display module 50 and apply force. After the sensing time is over, get the palm on the display module 50. The maximum of the X-axis and Y-axis is obtained. The outer boundary coordinate value to form the contour range of the palm. Adjust the module 30, and use the palm contour range obtained by the sensor module 20 as the boundary value of the maximum use range of the keyboard arrangement, adjust the displayed value, and rearrange the upper and lower keyboards of the keyboard after combination. The left, right, and right boundary values cannot exceed the maximum use range boundary value. The displayed values include the key spacing value and the edge value of the key frame. The keyboard adjustment method can adopt the scaling method. The maximum use range boundary value is the boundary line. Zoom The scale of the keyboard, or read the default value keyboard in the storage module 40 closest to the maximum use range boundary value. If the adjusted keyboard size is still unsatisfactory to the user, you can use the activation module 10 to activate the sensing mode again to readjust the key spacing and key size until the user can accept it. The storage module 40 is connected to the adjustment module 30, and stores multiple sets of keyboards with different key spacing and the size of the side of the key frame, and provides an adjustment module 30 for reading.

Page 8 1244024 V. Description of the invention (5) The default keyboard that is closest to the boundary value of the maximum use range. In addition, the storage module 40 can also store the key spacing value and frame edge value sensed by the user. When powering on, directly read the key spacing value and the frame edge value to avoid the need for re-sensing and adjustment after each power-on.

Please refer to "Figure 2", which is a flowchart of the method for automatically adjusting the keyboard spacing of the present invention. First, in the sensing mode, the user places his palm on the display module 50 (step 2 0 0). The sensing module 20 senses the X-axis boundary coordinate value and the Y-axis boundary coordinate value of the outermost edge of the user's palm to obtain the contour range of the palm (step 2 0 5); the adjustment module 30 uses the contour range of the palm as a keyboard The maximum use range boundary value, and adjust the key spacing value and the key frame edge value (step 2 1 0); display the adjusted keyboard on the display module 50 (step 2 15). With this keyboard and method for automatically adjusting the key pitch, the user can automatically adjust the key pitch of the keyboard in a sensing manner according to the size of his palm, so as to meet the needs of each user and improve the convenience of keyboard operation. In addition, because the keyboard is made of a touch screen, the grooves between the keys of the mechanical keyboard can be avoided, which often has the problem of debris and dust accumulation and is not easy to clean. The touch screen is A flat structure is also very convenient for cleaning.

The above are only the preferred embodiments of the present invention, and are not intended to limit the scope of implementation of the present invention; that is, all equivalent changes and modifications made in accordance with the scope of the patent application for the invention are covered by the scope of the patent for the invention .

Page 12 1244024 Brief Description of Drawings Figure 1 is a block diagram of a system for automatically adjusting the keyboard pitch according to the present invention; and Figure 2 is a flowchart of a method of automatically adjusting the keyboard pitch according to the present invention. [Explanation of Graphical Symbols] 10 Start-up module 20 Sensing module 30 Adjustment module 40 Storage module 50 Display module Step 200 Sense the palm of the user Step 205 Obtain the contour range of the palm Step 210 Adjust one according to the contour range Display value step 2 15 According to the displayed value, decide the display mode and display it.

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Claims (1)

1244024 6. Scope of patent application 1. A keyboard with automatic adjustment of key spacing, which can adjust the display state of the keyboard according to the size of the palm of the user being sensed. The keyboard includes: a sensing module for sensing and Obtain a contour range of a user's palm; an adjustment module that adjusts a display value of the keyboard according to the contour range; and a display module that determines whether the keyboard is displayed or not based on the displayed value and displays it . 2. The keyboard with automatic key spacing adjustment as described in item 1 of the patent application range, wherein the contour range is the outermost X-axis and Y-axis boundary coordinate values of the palm. 3. The keyboard for automatically adjusting the key pitch as described in item 1 of the scope of patent application, wherein the sensing module obtains the wheel range of the palm of the user by a light sensing circuit. 4. The keypad for automatically adjusting the key pitch according to item 1 of the scope of patent application, wherein the sensing module obtains the contour range of the palm of the user by a pressing sensing circuit. 5 · The keyboard for automatically adjusting the key pitch as described in item 1 of the scope of patent application, wherein the displayed value is a key pitch value. 6. The keyboard for automatically adjusting the key spacing as described in item 1 of the scope of patent application, wherein the displayed value is a key frame border value. 7. The keypad for automatically adjusting the key pitch as described in item 1 of the scope of patent application, further includes an activation module for activating the sensing module. Page 11 1244024 6. Scope of patent application 8 · The keyboard for automatically adjusting the key spacing as described in item 1 of the scope of patent application, further includes a storage module for storing the key spacing value and the key which are different from each other in a complex array. The keyboard of the box border value. 9. The keypad for automatically adjusting the key spacing as described in item 8 of the scope of patent application, wherein the storage module further stores the key spacing value and the key frame edge value adjusted by the adjustment module. 10. The keyboard for automatically adjusting the key pitch as described in item 1 of the scope of patent application, wherein the display module is a touch screen. 1 1. A method for automatically adjusting the key spacing, which can adjust the display state of the keyboard based on the size of the palm of the user being sensed, including the following steps: sensing the palm of the user; obtaining a contour range of the palm; Adjust the display value of the corridor range; and determine and display the display state according to the display value. 12. The method for automatically adjusting the key pitch as described in item 11 of the scope of patent application, wherein the step of sensing the palm of the user is performed by a light sensing method. 1 3. The method for automatically adjusting the key pitch as described in item 11 of the scope of patent application, wherein the step of sensing the palm of the user is performed by a press sensing method. 14. The method for automatically adjusting the key pitch as described in item 11 of the scope of the patent application, wherein the contour range is the boundary value of the outermost X-axis and Y-axis of the palm. 1244024 VI. Patent Application Range 1 5. The method for automatically adjusting the key spacing as described in item 11 of the patent application scope, wherein the displayed value is a key spacing value. 16 · The method for automatically adjusting the key spacing as described in item 11 of the scope of patent application, wherein the displayed value is a key frame border value. 1 7. The method for automatically adjusting the key spacing as described in item 11 of the scope of patent application, wherein the step of adjusting the displayed value adopts a scaling method. 1 8. The method for automatically adjusting the key spacing as described in item 11 of the scope of patent application, wherein the step of adjusting the displayed value is to read a preset value. 0 Page 13