On-screen virtual keyboard system

Abstract

An on-screen virtual keyboard system is applied to a mobile touch screen operated electronic device. The system comprises a simple virtual keyboard layout, a traditional virtual keyboard layout and a memory block, wherein the simple virtual keyboard layout is provided with a traditional layout switch key and plural remaining keys; the remaining keys are used for generating key characters; the traditional layout switch key is used for switching the simple virtual keyboard layout to the traditional virtual keyboard layout; the traditional virtual keyboard layout is at least provided with a simple layout switch key and plural key character input keys; the simple layout switch key is used for switching to the simple virtual traditional layout; the key character input keys are used for generating key characters; the memory block is used for memorizing the key characters finally input or self-defined by the users; and the key characters stored in the memory block are mapped to the remainingkeys of the simple virtual keyboard layout so that the key characters and numeric keys coexist in the simple virtual keyboard layout for the users to quickly select any key character in the memory block.

Description

technical field [0001] The present invention relates to a virtual keyboard system and input method on a touch-screen electronic device, in particular to a virtual keyboard system and an input method with a memory function for memorizing frequently used English letters or the last few times The used English letters allow the user to reduce switching steps when inputting specific data, so as to simplify the input procedure. Background technique [0002] Portable mobile touch screen operated electronic devices usually do not have a built-in (built-in) physical keyboard (physical keyboard), so the user must touch the virtual keyboard (on-screen) displayed on the screen. screen virtual keyboard / on-screen keyboard, or software keyboard software keyboard), to operate and input (key in) information. Due to the small display screen of the electronic device, it is impossible to simultaneously display keys (including English letters, numbers, punctuation marks, phonetic symbols, arith...

AI Technical Summary

Problems solved by technology

Other touch-screen electronic devices running different operating systems (operating systems) and different versions have virtual keyboard layouts with different appearances (for example, virtual keyboard layouts have different combinations of key types and different key position assignments), however, their The disadvantages are all the same as above: no key memory function, too many keys on the layout, making the keys small and difficult to use

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