TWI477138B - System and method for denoting input characters by sensing keypads - Google Patents

Description

System and method for inputting characters by using button sensing

The present invention relates to a system and method for prompting the input of corresponding characters using the intensity of the press sensed by the keypad of the mobile device.

Mobile devices have become extremely popular as mobile phones have brought more and more convenience to people's lives. Mobile device users cover almost every age, such as children, youth, middle-aged and elderly. Nowadays, with the advancement of manufacturing technology, most electronic products, especially mobile devices, are becoming more and more miniaturized. Because the mobile device model becomes smaller, it is bound to cause the keyboard and screen to shrink. The shrinking of the keyboard causes the words on each key to become very small, which brings operational inconvenience to many elderly or amblyopic groups.

In view of the above, it is necessary to provide a system and method for inputting characters by using a button sensing, which solves the problem that a conventional mobile device does not enlarge the display or prompts the current character before confirming the button, and the amblyopia group often has a misoperation.

A system for inputting characters by using a button to sense operation, running in a mobile device with a keyboard and a sensor, the keys of the keyboard being connected to the sensor, the system comprising: an induction intensity calculation module, configured to receive when the sensor receives When the pressing signal transmitted by at least one button is sent, the sensing sensor senses the sensing intensity of each pressing signal, and confirms the button corresponding to the maximum sensing intensity; the time calculation module is used to start when the sensor receives the pressing signal Timing to obtain a pressing time for the user to press the confirmation button; and a display module for amplifying and displaying the current character according to the user pressing time and the character display order corresponding to the confirmed button.

A method for inputting characters by using a button to be used in a mobile device with a keyboard and a sensor, wherein the keys of the keyboard are connected to the sensor, the method comprising: when the sensor receives the pressing signal transmitted by the at least one button The calculation sensor senses the intensity of each pressing signal and starts timing to obtain the user's pressing time; compares the sensing intensity of each pressing signal to obtain the maximum sensing intensity, and confirms the button corresponding to the maximum sensing intensity. And correspondingly magnifying and displaying the current character according to the user pressing time and the character display order corresponding to the confirmed button.

Compared with the prior art, the system and method for prompting input characters by using a button can perform an enlarged display or a voice prompt for the current character. Therefore, it is possible to reduce the misoperation of the elderly or the amblyopic group.

As shown in FIG. 1, it is a functional module diagram of a system for prompting input of characters by using a button in the present invention. The system 10 (hereinafter referred to as "key sensing system 10") for prompting input of characters using a key sensor operates in the mobile device 1 with the keyboard 12. The mobile device may be a mobile phone with a keyboard such as a mobile phone, a PDA, a palmtop computer, a palm-type translator, a handheld game console, a digital camera, a digital camera, an MP3 Player or an MP4 Player. A sensor is mounted under each button of the keyboard 12, The sensor is, but not limited to, a thermal sensor, a pressure sensitive device, and the like. The mobile device 1 also includes a memory 14. The memory 14 stores various types of materials, including an operating system, various application programs, and materials that are set and generated during the process of using the button to sense the input of characters in the system 10.

The memory 14 can be the memory of the mobile device 1, and can also be an external memory card, such as a SIM card (Smart Media Card), an SD card (Secure Digital Card), a CF card. (Compact Flash Card, Standard Flash Memory Card), MMC Card (Multi Media Card), MS Card (Memory Stick), XD Card (Extreme Digital Card), TF Card (Trans) Flash Card) and so on.

The button sensing system 10 is a program running on the mobile device 1. By executing the program segment, each sensor under all the keys touched by the finger can be calculated when the user's finger touches the mobile device keyboard 12. Inductive strength, and by comparison, the button with the highest inductive intensity is obtained, and the character to be input is displayed on the screen according to the pressing time of the finger on the button with the highest inductive intensity.

The system 10 for prompting input characters by using a button sensor mainly includes a sensing strength calculation module 100, a time calculation module 110, and a display module 120.

The sensing intensity calculation module 100 is configured to calculate the sensing of the sensor under each button touched by the finger when the user's finger touches the mobile device keyboard 12, such as the touch area 36 in FIG. Strength, and by Compare and find the button corresponding to the maximum intensity. For example, when the finger touches four buttons of “5”, “6”, “8”, and “9” at the same time, the sensing intensity calculation module 100 calculates the sensing intensity (such as pressure intensity and temperature) of the sensor under the four buttons. High and low), and by comparison, find the button "5" corresponding to the maximum induction intensity.

The time calculation module 110 is configured to calculate a time when the finger presses on the button corresponding to the maximum intensity.

The display module 120 is configured to display characters of the button according to the calculated pressing time. For example, the default character display order corresponding to the button "5" is "5, J, K, L...". The user can preset to display the character "5" in the mobile device display area 30 when the finger presses the button "5" for 1 second; when the button "5" is pressed for 2 seconds, the character is displayed on the mobile device display area 30. J"; when the button "5" is pressed for 3 seconds, the character "K" or the like is enlarged and displayed on the mobile device display area 30. The pressing time can be set according to actual needs.

The system 10 for prompting input of characters by using a button sensor further includes a voice module 130 for prompting the user to input characters.

By using the display module 120 and the voice module 130, the user can see the characters displayed in the enlarged manner or the characters that hear the voice prompt, thereby determining whether the character is required to be input, so as to reduce the input error.

2 is a flow chart showing the operation of the method for inputting characters by using a button in the present invention.

In step S201, when the user needs to send a text message or make a call, the user touches the keyboard of the mobile device. When the finger touches the keyboard 12, the feeling under the touched button The device simultaneously senses a pressing signal. The time calculation module 110 starts timing to obtain the pressing time of the finger.

Step S202, calculating the sensing intensity of the sensor under each button touched by the finger. For example, when the finger touches four buttons of “5”, “6”, “8”, and “9” at the same time, the sensing intensity calculation module 100 calculates the sensing intensity of the sensor under the four buttons (such as the pressure intensity, Temperature level).

In step S203, by comparing and confirming a button corresponding to the maximum intensities, in the preferred embodiment, the inductive strength calculation module 100 finds that the button corresponding to the maximum intensities is "5" by comparison.

In step S204, the current character is enlarged and displayed according to the pressing time of the finger on the confirmed button and the default character display order of each button.

In step S205, the user confirms or cancels pressing the button according to his own needs to input the corresponding character or discard the input character.

In step S204, the currently displayed character may also be prompted by a voice prompt.

Fig. 3 is a schematic diagram showing an enlarged interface of a user input character. In the figure, the display area 30 magnifies the current character "5", and the input character "1234" is displayed in the bottom area 32 of the display area 30. The pressing area 36 simultaneously touches four buttons of "5", "6", "8", and "9".

In other embodiments, it is also possible to install only one sensor in the mobile device 1, the sensor being connected to the keys of the keyboard 12. When a finger touches a button on the keyboard 12, each of the touched keys will send a press signal to the sensor. The sensing intensity calculation module 100 calculates the sensing intensity of the plurality of pressing signals sensed by the sensor, and compares The button corresponding to the maximum induction intensity is confirmed. Finally, the current character is enlarged or voice prompted according to the pressing time of the user's finger on the confirmed button and the default character display order of each button, so as to facilitate the user's operation.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and equivalent modifications or variations made by those skilled in the art in light of the spirit of the present invention are It should be covered by the following patent application.

Mobile device ‧‧1

Key sensing system ‧‧10

Induction intensity calculation module ‧‧100

Time calculation module ‧‧110

Display module ‧‧‧120

Voice module ‧‧130

Keyboard ‧‧12

Memory ‧‧14

FIG. 1 is a functional block diagram of a system for prompting input of characters by using a button to sense the present invention.

2 is a flow chart showing the operation of the method for inputting characters by using a button to sense a key.

Fig. 3 is a schematic diagram showing an enlarged interface of a user input character.

Mobile device ‧‧1

Key sensing system ‧‧10

Induction intensity calculation module ‧‧100

Time calculation module ‧‧110

Display module ‧‧‧120

Voice module ‧‧130

Keyboard ‧‧12

Memory ‧‧14

Claims (6)

A system for inputting characters by using a button to sense operation, running in a mobile device with a keyboard and a sensor, the keys of the keyboard being connected to the sensor, the system comprising: an induction intensity calculation module, configured to receive when the sensor receives When the pressing signal transmitted by at least one button is sent, the sensing sensor senses the sensing intensity of each pressing signal and confirms the button corresponding to the maximum sensing intensity; and the time calculation module is configured to start timing when the sensor receives the pressing signal. And the display module is configured to zoom in and display the current character according to the user pressing time and the character display order corresponding to the confirmed button. The system of claim 1, wherein the system further comprises a voice module, configured to promptly present the current character according to the user pressing time and the character display order corresponding to the confirmed button. The system for prompting input of characters by using a button sensing method as described in claim 2, wherein the sensor is a thermal sensor or a pressure sensitive device. A method for inputting characters by using a button to be used in a mobile device with a keyboard and a sensor, wherein the keys of the keyboard are connected to the sensor, the method comprising: when the sensor receives the pressing signal transmitted by the at least one button The calculation sensor senses the intensity of each of the pressing signals, and simultaneously starts timing to obtain the user's pressing time; compares the sensing intensity of each pressing signal to obtain the maximum sensing intensity, and The button corresponding to the maximum sensing intensity is confirmed; and the current character is enlarged and displayed according to the user pressing time and the character display order corresponding to the confirmed button. The method for inputting a character by using a button to sense a character according to the fourth aspect of the invention, wherein the method further comprises the step of: prompting the current character according to the user pressing time and the character display order corresponding to the confirmed button. The method for inputting characters by using a button sensing method as described in claim 4, wherein the sensor is a thermal sensor or a pressure sensitive device.