CN202166965U

CN202166965U - Dual Purpose Embedded Bluetooth Keyboard for Notebook Computers

Info

Publication number: CN202166965U
Application number: CN2011201749692U
Authority: CN
Inventors: 林佩鑫; 徐宇文; 姚志宪
Original assignee: Sunrex Technology Corp
Current assignee: Sunrex Technology Corp
Priority date: 2011-05-27
Filing date: 2011-05-27
Publication date: 2012-03-14
Anticipated expiration: 2021-05-27

Abstract

The utility model provides an embedded bluetooth keyboard of double-purpose for notebook computer, include: the keyboard body and the change-over switch; a central processing unit, which is arranged in the notebook computer; bluetooth modulator, it sets up on the circuit board in notebook computer, and it includes: the system comprises a selector switch circuit, a compiler, a microcontroller and a Bluetooth module; when the switch is at the first switch position, the input data is transmitted to the CPU of the notebook computer through the switch circuit; when the switch is at the second switch position, the input data is transmitted to the micro controller and the compiler through the switch circuit, so that the input data is compiled into the data in the Bluetooth format and transmitted to the Bluetooth module, and the data in the Bluetooth format can be transmitted to the portable electronic device in a wireless mode.

Description

The double-purpose embedded Bluetooth keyboard that is used for mobile computer

Technical field

The utility model relates to a kind of keyboard that is used for mobile computer; Relate in particular to a kind of dual purpose embedded Bluetooth keyboard with general keyboard processing capacity and Bluetooth function, the user can be by pressing the operator scheme of selecting to control mobile computer and intelligent mobile phone by change-over switch.

Background technology

The signal transmission form of main frame and peripheral unit is progressive to using USB (Universal Serial Bus) interface and blue-tooth device; With USB is example, and it is a kind of wired connection interface, and have plug and play, need not additional power supply and advantage such as transmission fast; Bluetooth is a kind of wireless personal-area network (Wireless PAN), can be applied in the wireless telecommunications between mobile phone and the hands-free device, and this also is initial popular application; The wireless network of intercomputer in the specific range; The wireless online of computing machine and peripheral hardware, as: mouse, earphone, printer etc.; Archives transmission between the blue-tooth device etc.

But known use mobile phone comes send Email that one shortcoming is arranged; The screen size and the keyboard size that are mobile phone are all very little, and for older or caliginous people, it is difficult to effectively control defeated the writing of data of cell phone keyboard; And be easy to make mistakes, it also is not so good as the convenient for control of computer keyboard.The defective of above-mentioned prior art has caused puzzlement and the inconvenience used.

The utility model content

The fundamental purpose of the utility model be to solve cell phone keyboard and the screen size of above-mentioned prior art too small with the shortcoming of controlling inconvenience; And the utility model provides a kind of mobile computer of double-purpose embedded Bluetooth keyboard; So as to cooperating the operator scheme of mobile computer and intelligent mobile phone; Its bluetooth module through mobile computer transmits the data by the keyboard input, can reach the use effect that intelligent mobile phone is controlled in expection in the hope of making the utility model.

The utility model provides a kind of double-purpose embedded Bluetooth keyboard that is used for mobile computer; Comprise: the keyboard body; It comprises: in order to the Keysheet module of input data; And change-over switch, it has first switching position that shows general mobile computer function and second switching position that shows Bluetooth function; Central processing unit, its group is located in the mobile computer; Screen, its group is located at the rear end of keyboard body; And the bluetooth modulator, it is arranged on mobile computer inside and comprises: switching switch circuit, micro controller, compiler, and bluetooth module; Wherein, use mode state first, when change-over switch is positioned at first switching position, key in data via change-over switch and switching switch circuit and and be sent to the central processing unit in the mobile computer; And at the second use mode state; When change-over switch is positioned at second switching position; Key in data and be sent to micro controller via change-over switch and switching switch circuit, micro controller starts compiler, makes compiler will key in data compilation and becomes the bluetooth formatted data and be sent to bluetooth module; And micro controller and startup bluetooth module make bluetooth module with wireless mode the bluetooth formatted data is sent to portable electronic devices.

The large scale screen of the utility model mobile computer capable of using and big keyboard send or receive Email to cooperate portable electronic devices (like intelligent mobile phone), for older and caliginous people, all are to have splendid effective utilization.

Description of drawings

Fig. 1 is schematic perspective view and the user mode figure thereof according to the double-purpose embedded Bluetooth keyboard that is used for mobile computer of the utility model;

Fig. 2 is according to the matrix keyboard module of the double-purpose embedded Bluetooth keyboard that is used for mobile computer of the utility model and the circuit diagram of treatment element;

Fig. 3 is the keyboard data signal transmission block schematic diagram according to the double-purpose embedded Bluetooth keyboard that is used for mobile computer of the utility model;

Fig. 4 intercepting is from the partial keyboard data block schematic diagram one of Fig. 3, and its change-over switch that shows the utility model is when first switching position, and keyboard data signal is in the keyboard of general mobile computer and handles the transmission block schematic diagram; And

Fig. 5 intercepting is from the partial keyboard data block schematic diagram two of Fig. 3, and its change-over switch that shows the utility model is when second switching position, and keyboard data signal is in the block schematic diagram of Bluetooth wireless transmission.

[main element symbol description]

The 1-mobile computer

The 10-central processing unit

The 15-screen

20-keyboard body

The 21-Keysheet module

The 21A-keyboard

21B-matrix keyboard module

The 21C-treatment element

The 22-change-over switch

30-bluetooth modulator

The 31-switching switch circuit

The 32-micro controller

The 33-compiler

The 34-bluetooth module

The 40-portable electronic devices

Embodiment

The utility model provides a kind of double-purpose embedded Bluetooth keyboard that is used for mobile computer; Please refer to Fig. 1 to shown in Figure 5, the mobile computer 1 of the utility model comprises: keyboard body 20, and it comprises: Keysheet module 21; And change-over switch 22, it is positioned at position, keyboard body 20 upper right corner; Central processing unit 10, its group are located in the mobile computer 1; Bluetooth modulator 30, it is arranged on the circuit board in the mobile computer 1; And screen 15, its group is located at the back-end location of keyboard body 20.

Keysheet module 21 comprises: a plurality of keyboard 21A; Matrix keyboard module (key matrix module) 21B; It comprises a plurality of key lattice (key cell) that are arranged in matrix; And treatment element 21C; Read the data-signal that the user keys in from keyboard 21A by scan mode with output terminal B0-B7, and at every turn when user's pressure is pressed keyboard 21A, this treatment element 21C can read the data-signal of key entry by the output terminal B0-B7 by scan mode from matrix keyboard module 21B constantly from matrix keyboard module 21B.

Change-over switch 22 has first switching position (showing general mobile computer function with cresset) and second switching position (showing Bluetooth function with cresset), and the keyboard user can manual mode press by this change-over switch 22 to first or second switching position.Each switching position disposes light-emitting component (not shown) such as LED (Light emitting diode), so that change-over switch 22 pressures are luminous with the present operator scheme of indication user by ability to switching position.

The utility model also comprises bluetooth modulator 30, and it is arranged on the circuit board of mobile computer 1 inside, comprising: switching switch circuit 31, micro controller (MCU (microcontroller unit)) 32, compiler (translator) 33, and bluetooth module 34.This micro controller 32 is that a single-chip and inside are provided with electronic circuit, and micro controller 32 is connected electrically between switching switch circuit 31 and the bluetooth module 34.Compiler 33 is connected electrically between micro controller and the bluetooth module; Receive micro controller 32 controls; The keyboard input data signal that can second switching position via change-over switch 22 and switching switch circuit 31 be transmitted is compiled into the bluetooth formatted data, and is sent to bluetooth module 34.This bluetooth module 34 has a built-in antenna and receives micro controller 32 controls, so that the bluetooth formatted data is emitted to portable electronic devices (like intelligent mobile phone) 40.This switching switch circuit 31 is connected electrically between this matrix keyboard module 21B and the micro controller 32.

Change-over switch 22 on the keyboard body 20 is electrically connected with switching switch circuit 31, and when the keyboard user manually pressed by the change-over switch 22 to first or second switching position, switching switch circuit 31 promptly started accordingly.Be set at general mobile computer function and second switching position is set at Bluetooth function in this first switching position with change-over switch 22, its content sees following description for details.

Please refer to Fig. 4; Use mode state in first switching position; When change-over switch 22 and switching switch circuit 31 are positioned at first switching position; The user can press by keyboard 21A with the input data, and the keyboard data are via first switching position of this matrix keyboard module (key matrix module) 21B and switching switch circuit 31, and the central processing unit (central processing unit (CPU)) 10 that directly the keyboard data is sent in the mobile computer 1 is handled.

Please refer to Fig. 5; Use mode state in second switching position; When change-over switch 22 and switching switch circuit 31 are positioned at second switching position; The user can press by keyboard 21A with the input data, and the keyboard data are sent to micro controller 32 via second switching position of this matrix keyboard module (key matrix module) 21B and switching switch circuit 31 with the keyboard data; This micro controller 32 promptly starts this compiler 31, becomes the bluetooth formatted data and is sent to bluetooth module 34 so that will import the keyboard data compilation; And micro controller 32 also starts this bluetooth module 34, makes bluetooth module 34 with wireless mode the bluetooth formatted data is sent to portable electronic devices (like intelligent mobile phone) 40.

Embodiment by above-mentioned the utility model can know; The large scale screen of the utility model mobile computer capable of using and big keyboard send or receive Email to cooperate portable electronic devices (like intelligent mobile phone) 40; For older and caliginous people, all be to have splendid effective utilization.

Above embodiment is merely the exemplary embodiment of the utility model, is not used in restriction the utility model.Those skilled in the art can make various modifications or be equal to replacement the utility model in the essence and protection domain of the utility model.

Claims

1. A dual-purpose embedded bluetooth keyboard for notebook computer, is characterized in that, comprises:

A keyboard body, which includes a keyboard module for inputting data; and a switch, which has a first switch position for displaying general notebook computer functions and a second switch position for displaying bluetooth functions;

a central processing unit, which is assembled in the notebook computer;

a screen, which is assembled at the rear end of the keyboard body;

A bluetooth regulator, which is arranged inside the notebook computer, and includes: a switch circuit, a microcontroller, a compiler, and a bluetooth module;

Wherein in the first use mode, when the switch is at the first switch position, the input data is transmitted to the central processing unit of the notebook computer through the switch and the switch circuit;

Wherein in the second use mode, when the switch is at the second switching position, the input data is transmitted to the microcontroller through the switch and the switch circuit, and the microcontroller starts the compiler, Make the compiler compile the input data into bluetooth format data and transmit it to the bluetooth module, and the microcontroller activates the bluetooth module, so that the bluetooth module wirelessly transmits the bluetooth format data to the portable electronic device .

2. The dual-purpose embedded bluetooth keyboard for notebook computer according to claim 1, is characterized in that, described keyboard module comprises:

multiple word keys;

The matrix word key module includes a plurality of key grids arranged in a matrix; and a processing element for reading the data signal typed by the user from the output terminal of the matrix word key module by means of scanning.

3. the dual-purpose embedded bluetooth keyboard that is used for notebook computer according to claim 2, is characterized in that, the described switch circuit that is regulated by the switch is electrically connected between the matrix word key module and the micro between the controllers.

4. The dual-purpose embedded bluetooth keyboard for notebook computer according to claim 1, wherein the micro-controller is a single chip and is provided with an electronic circuit inside, and the micro-controller is electrically connected to Between the toggle switch circuit and the Bluetooth module.

5. The dual-purpose embedded Bluetooth keyboard for notebook computers according to claim 1, wherein the compiler is electrically connected between the microcontroller and the Bluetooth module.

6. The dual-purpose embedded Bluetooth keyboard for notebook computers according to claim 1, wherein the portable electronic device is a smart phone. the

7 . The dual-purpose embedded Bluetooth keyboard for notebook computers according to claim 1 , wherein each of the first and second switch positions of the switch is equipped with a light emitting element. 8 .

8 . The dual-purpose embedded Bluetooth keyboard for notebook computers according to claim 7 , wherein the light-emitting elements are LEDs. the