External-mounted keyboard device with touch screen

Abstract

The invention discloses an external-mounted keyboard device with a touch screen. The external-mounted keyboard device comprises a keyboard. The keyboard has a touch screen module and mechanical buttons, wherein the touch screen acquires input information and sends the same to a controller via an NFC wireless communication circuit; the mechanical keyboard buttons collect button information and sendthe information to the controller via an electric-shock switch; the controller receives input information of the touch screen module and the button information of the mechanical keys and converted bya switcher and read, and sent to a PC end via the wireless transmission module; the controller is connected with an indicator light module; when information is successfully sent to the PC end, a green light of the indicator light is lighted; when information is failed to send to the PC end, a red light of the indicator light lights; the keyboard further comprises a keyboard built-in power supply;the keyboard built-in power supply is disposed in the keyboard; an electric quantity display screen is further provided and arranged on the upper surface of the keyboard; and a toughened glass protective cover is mounted on the electric quantity display screen.

Description

technical field [0001] The invention relates to a keyboard, in particular to an external keyboard device with a touch screen. Background technique [0002] A keyboard is an instruction and data input device used to operate equipment, and also refers to a group of function keys arranged to operate a machine or equipment through the system. A keyboard is also a part of a keyboard instrument, and it can also refer to a musical instrument that uses a keyboard, such as a piano, a digital piano, or an electronic keyboard. The keyboard helps to practice typing. The keyboard is the most commonly used and most important input device, through which English letters, numbers, punctuation marks, etc. can be input into the computer, so as to issue commands and input data to the computer. At first, this type of keyboard was mostly used in branded machines, such as HP, Lenovo and other branded machines were the first to adopt this type of keyboard, which was widely praised and was once reg...

AI Technical Summary

Problems solved by technology

[0004] The technical problem to be solved by the present invention is that all traditional keyboards cannot satisfy the use of the elderly who cannot type, so we need to design a keyboard suitable for the elderly to use. The purpose is to provide an external keyboard device with a touch screen to solve the traditional None of the keyboards available can satisfy the elderly who can't type, so we need to design a keyboard suitable for the elderly

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