CN201035722Y

CN201035722Y - Novel computer remote controller and receiver

Info

Publication number: CN201035722Y
Application number: CNU2007200905926U
Authority: CN
Inventors: 赵合运
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-06
Filing date: 2007-06-06
Publication date: 2008-03-12
Anticipated expiration: 2017-06-06

Abstract

The utility model relates to a computer operation controlling device. A novel computer remote controller comprises a power coding circuit and a wireless transmitting circuit, an input switch is connected in the input end of a coding chip through a diode matrix circuit, and the output end of the coding chip is connected with the wireless transmitting circuit; a receiver comprises a wireless receiving circuit corresponding to the wireless transmitting circuit in the remote controller, a demodulation decoding circuit, and a communication interface circuit, wherein, the communication interface circuit comprises a single-chip microcomputer, the output end of the demodulation decoding circuit is correspondingly connected with the I / O input end of the single-chip microcomputer, and the receiver is externally connected with a computer through the serial communication interface of the single-chip microcomputer. The computer remote controller of the utility model is matched with the receiver to be used, the computer remote control operation within 30 m in any direction can be realized, the operation is convenient, and the computer remote controller has all functions of a keyboard except the typing function; the receiver utilizes a USB interface which is compatible with various brand computers and different operating systems. A laser lamp is arranged at the front end of the remote controller, and in particular to the computer operation controlling device is suitable for the requirement of the multimedia teaching.

Description

A kind of novel computer telepilot and receiver

One, technical field:

The utility model relates to a kind of computer operation control device, particularly relates to a kind ofly operating computer remote control device under the situation of not using keyboard and mouse.

Two, background technology:

Along with the extensive of fast development of information technology and computing machine popularized, multimedia teaching and performance technology have been widely used in the teaching practice and the academic training of various circles of society in recent years.Say class hour, the personnel ordinary practice of giving lessons stands in the left lower side or the limit, bottom right of projection screen, the content that hand takes the religion bar to point in the screen is explained, and can only be before computing machine by existing wireless remote-cotnrolled mouse or keyboard operation computing machine, operating distance is short, mouse also needs an operating platform in use, uses to be subjected to certain condition restriction; Wireless remote control dish remote keypad volume is big, and many buttons are not used when multimedia is given lessons.Therefore in a lot of occasions, computing machine separates with operating personnel, has caused very burden to work.Especially when multimedia teaching, a teachings finishes, and the interpretation staff need go to computing machine other some beating keyboard or mouse action computing machine, and instruction process not timing ground is interrupted, and has a strong impact on the continuity of content.Teaching for convenience and use, person skilled has been researched and developed various multimedia computer remote-control apparatus.For example Chinese utility model patent 02262371.X (Granted publication CN 2575756Y) proposes a kind of computer teaching remote control ferula machine, it comprises emitter, computing machine, the input mechanism that is connected with computing machine, with input mechanism that computing machine is connected on be electrically connected with receiving control device, be connected with emitter on the religion bar, emitter is with the receiving control device dedicated radio link or ultrasound wave is connected or infrared light connects.The button groups of emitter has whole buttons of mouse.Can avoid the interpretation staff to walk up and down the inconvenience that a beating keyboard or mouse bring of this educational aid, easy to use.But instructions does not disclose concrete circuit embodiment.And the infrared remote controller of general employing infrared technology has directivity, must aim at receiver during use, and the teacher also must turn around with the said goods and point to the computer teaching remote control after pointing to the projection screen explanation, uses also inconvenient.

China utility model patent ZL 200420113295.5 (Granted publication CN 2745143Y) disclose a kind of multimedia teaching telepilot, be provided with coding circuit and be connected to radio transmitter circuit with coding circuit, with the corresponding radio receiver circuit of radio transmitter circuit, be connected to decoding circuit with radio receiver circuit, be connected to signaling conversion circuit with coding circuit, the output of signaling conversion circuit and USB communicating circuit join.The utility model has been realized the Long-distance Control of slideshow, makes teacher, speaker break away from the constraint of computer, can make things convenient for projection and explanation with being intended to dais and even whole indoor walking about, and has promoted speaker and audience's interaction.Easy to carry, signal stabilization, reliable have improved the speech quality.Defective is that technical scheme is optimized inadequately, and function singleness only can realize the upper and lower page turning control of computer operation in addition.

Three, utility model content:

The utility model is at the prior art deficiency, adopt wireless remote control technology, a kind of novel computer telepilot and matching used receiver are proposed, telepilot sends radio-frequency carrier signal, after receiver is received radio-frequency carrier signal, become computer instruction through analog to digital conversion, can realize remote, omnibearing all computer operations except that typewriting.Extensively be adapted to the control operation of multimedia teaching, web page operation, the control of home network video, numerically-controlled machine etc.

The technical scheme that the utility model adopted:

A kind of novel computer telepilot, contain power supply, and the coding circuit of forming by input switch and coding chip, radio transmitter circuit, described input switch all or part input switch wherein insert the input end of described coding chip through diode matrix circuit, the output terminal of described coding chip connects radio transmitter circuit.

Described input switch adopts 8 road keyswitches, coding chip adopts universal integrated circuit PT2262 or HS2262 or HX2262, radio transmitter circuit adopts transmitter module F04E, F04B, F04C, F05A, F05B or F05C, in 8 road keyswitches 7 tunnel (K1, K2, K3, K4, K5, K6, K7) insert three input ends (A, B, C) of coding chip through diode matrix circuit, in 8 road keyswitches 1 tunnel (K8) directly connect an input end (D) of coding chip, and the output terminal of coding chip connects the input end of transmitter module.

Described computer remote controller, be provided with laser lamp circuit and power indicating circuit: laser lamp is connected power supply with power light difference series limiting resistor with gauge tap, laser lamp is installed on the top of telepilot housing, and power light and gauge tap are arranged on the telepilot case panel.

The matching used receiver of a kind of and aforementioned computer remote controller, contain with telepilot in the corresponding radio receiver circuit of radio transmitter circuit, the demodulation coding circuit, the communication interface circuit, the radio receiver circuit output terminal connects the input end of demodulation coding circuit, described communication interface circuit contains single-chip microcomputer, the corresponding respectively I/O input end that connects single-chip microcomputer of the output terminal of demodulation coding circuit, and described receiver is by the external computing machine of single-chip microcomputer serial communication interface.

Described demodulation coding circuit contains decoding chip and switch decoder, decoding chip can adopt PT2272, HS2272 or HX2272, switch decoder can adopt CD4051,74HS138 or 74HS151, radio receiver circuit can adopt RX3400, RX3310, J05B, J05C, J04E or J04H, the radio receiver circuit output terminal connects the input end (INT) of decoding chip, the control output end of decoding chip (OUT) connects the control input end (INT) of switch decoder, the corresponding data input pin that connects switch decoder of three data output terminals of decoding chip, another data output end of the output terminal of switch decoder and decoding chip inserts an I/O port of single-chip microcomputer respectively, described single-chip microcomputer can adopt 89C51,80C31,8051,87C51, MCS-48, MCS-51 or MCS-96 any one, described single-chip microcomputer serial communication interface connects by the computing machine of remote control by the USB interface that adopts plug and play.

Useful good effect of the present utility model:

1, the utility model computer remote control device adopts the radio frequency technology, need not keyboard and mouse, can be implemented in the computer remote control operation of any direction of rice in 30, and is easy to use.The supporting use of telepilot and receiver, corresponding one by one, transmit and receive and adopt 83 attitude digital codings, have 3 ⁸Individual different coding is not subjected to interference extraneous and each other when guaranteeing to use; Receiver uses the USB interface of hot plug, need not dress and drives plug and play, the computing machine of compatible various brands and different operating system.

2, the utility model computer remote control device, telepilot and receiver adopt the public 315MHz carrier wave frequently of Wireless Management Committee regulation, and physical environment is not caused any harmful effect; Telepilot power consumption is little, energy-conservation, and No. 5 1.5V general dry batteries of employing two joints can be with more than 1 year; Volume is little, in light weight, operation easy to use.

3, the utility model computer remote control device, circuit is simple, and is with low cost, and the anti-interference ability is strong, long service life.Line design has been selected stable, the most ripe superhet technology for use, good stability (crystal oscillator frequency stabilization), and anti-seismic performance good (all adopting sticking-element) has the stability and the reliability of height.

4, the utility model computer remote control device, telepilot are provided with on the cursor and move, move down, move to left, move to right and upper and lower page turning key and mouse function left button, right button; It is easy to use to control computer, and the telepilot front end is provided with laser lamp, is particularly useful for the requirement of multimedia teaching.

Four, description of drawings:

Fig. 1: be respectively the utility model computer remote controller and receiver architecture block diagram

Fig. 2: the utility model computer remote controller circuit theory synoptic diagram

Fig. 3: the utility model computer remote control acceptor circuit principle schematic

Fig. 4: the utility model computer remote controller outward appearance and key layout figure

Fig. 5: the utility model computer remote control receiver schematic appearance

Five, embodiment:

Embodiment: referring to Fig. 1, Fig. 4, Fig. 5, the utility model computer remote control device contains telepilot 1 and receiver 2, has shown telepilot 1 and receiver 2 internal circuit functional-block diagrams among Fig. 1 respectively.

Novel computer telepilot 1 is provided with coding circuit, and described coding circuit contains 8 road input switches, and the input end of coding chips is inserted through diode matrix circuit in described input switch several roads all or wherein, and the coding circuit output terminal connects radio transmitter circuit.Telepilot utilizes the radio modulation lift-off technology, the crystal frequency stabilization, and sending carrier frequency is 315MHZ, has digitally coded modulation signal.

Receiver 2 contain with telepilot in the corresponding radio receiver circuit of radio transmitter circuit, the demodulation coding circuit, the communication interface circuit, the radio receiver circuit output terminal connects the input end of demodulation coding circuit, the output terminal of demodulation coding circuit connects communication interface circuit, the external computing machine of the output terminal of communication interface circuit.Receiver adopts the superheterodyne reception technology.The modulation signal that receives is carried out demodulation, convert digital signal to through code translator decoding, the interface circuit of machine inputs to computing machine and discerns as calculated again.Be converted to instruction type after the computer Recognition, carry out relevant operational order, obtain the purpose of remote control computer.

Fig. 2 is the utility model computer remote controller circuit theory synoptic diagram.Scrambler adopts general coding chip PT2262, and it has A, B, four data terminals of C, D, can import four circuit-switched data signals.Utilize K1, K2, K3, K4, K5, K6, K7 seven way switch can weave into A, B, C, AB, AC, BC, an ABC7 sign indicating number by diode matrix circuit, K8 is independent one road D sign indicating number.Pressing the arbitrary switch of K1～K8, is exportable corresponding numeric data code from the output terminal of scrambler PT2262.Its corresponding relation is:

Switch	K1	K2	K3	K4	K5	K6	K7	K8
Switch	K1	K2	K3	K4	K5	K6	K7	K8	On-tube	D1	D2	D4	D3 D6	D5 D8	D7 D9	D10 D11 D12
Coding	A	B	C	AC	AB	BC	ABC	D	On-tube	D1	D2	D4	D3 D6	D5 D8	D7 D9	D10 D11 D12

The OUT output termination 315MHz transmitter module F04E of PT2262 launches the carrier signal that 315MHz carries coding.In concrete the enforcement, coding chip also can adopt HS2262 or HX2262, and the radio transmitter circuit transmitter module can adopt F04B, F04C, F05A, F05B or F05C etc.

Fig. 4 is novel computer telepilot outward appearance and key layout figure, on telepilot 1 housing, be provided with laser lamp and power indicating circuit, laser lamp is installed on the top of telepilot housing, power light 3 and laser lamp gauge tap 4 are arranged on telepilot 1 case panel, and laser lamp is connected power supply with power light difference series limiting resistor with gauge tap.5,6 are respectively upper and lower page turning control button among the figure, and 7,11,8 and 10, be respectively on the cursor control button that moves, moves down, moves to left and move to right, 9 is the mouse function left button, 12 is the mouse function right button.The layout of each keyswitch on panel do not limited, and the button that frequency of utilization is high during actual arrangement should be with the position of handled easily when hand is taken telepilot.

Fig. 5 is a computer remote control receiver schematic appearance, and 13 is the receiver USB interface among the figure.

Fig. 3 is the utility model computer remote control acceptor circuit principle schematic.After RX3400 receives radio-frequency carrier signal, give the input end (INT) of decoding chip PT2272 through output terminal. solve A, B, four numeric data codes of C, D.Wherein A, B, three sign indicating numbers of C are input to CD4051 (8 road switch decoders, reality uses 7 the tunnel), corresponding with the coding in the radiating circuit, export the INT of CD4051 to by OUT, can connect 8 way switch (actual in 7 switches, as to be respectively K1 (A), K2 (B), K3 (C), K4 (AB), K5 (AC), K6 (BC), K7 (ABC)) respectively.The D sign indicating number is carried out the 8th switch command K8 (D).

8 above-mentioned way switch are input among the programmable single chip computer 89C51, make K1 (A) carry out the cursor of mouse function that moves to right by programming, K2 (B) carries out the cursor of mouse left shift function, K3 (C) carries out shifting function on the cursor of mouse, K4 (AB) carries out shifting function under the cursor of mouse, and K5 (AC) carries out the left mouse button function, and K6 (BC) carries out the right mouse button function, K7 (ABC) carries out keyboard Page UP function, and K8 (D) carries out keyboard Page Down function.These 8 kinds of functions input to computing machine with data mode by USB interface, carry out cursor right respectively, and cursor left is moved on the cursor, cursor moves down, left mouse button, right mouse button, keyboard Page UP, keyboard Page Down is with the every function of operational computations machine except that typewriting.

Described decoding chip also can adopt HS2272 or HX2272, switch decoder can adopt 74HS138 or 74HS151, radio receiver circuit can adopt RX3310, J05B, J05C, J04E or J04H etc., single-chip microcomputer also can adopt among 80C31,8051,87C51, MCS-48, MCS-51 and the MCS-96 any one, and described serial communication interface is connected to by on the computing machine of remote control by the USB interface that adopts plug and play.

The utility model adopts the radio frequency technology, need not keyboard and mouse, easily realizes the computer remote control operation, comprehensive remote control distance: greater than 30m, easy to use.The emissive power of telepilot: less than 2mW, adopt super power saving design, keying power supply, quiescent dissipation is less than 5 microamperes; Receiver sensitivity: less than 30uV.Line design has been selected stable, the most ripe superhet technology for use, good stability (crystal oscillator frequency stabilization), and anti-seismic performance good (all adopting sticking-element) has the stability and the reliability of height.

Claims

1. novel computer telepilot, contain power supply, and the coding circuit of forming by input switch and coding chip, radio transmitter circuit, it is characterized in that: described input switch all or part input switch wherein insert the input end of described coding chip through diode matrix circuit, the output terminal of described coding chip connects radio transmitter circuit.

2. computer remote controller according to claim 1, it is characterized in that: described input switch adopts 8 road keyswitches, coding chip adopts universal integrated circuit PT2262, HS2262 or HX2262, radio transmitter circuit adopts transmitter module F04E, F04B, F04C, F05A, F05B or F05C, (K1～K7) the process diode matrix circuit inserts three input end (A of coding chip in 8 road keyswitches 7 tunnel, B, C), in 8 road keyswitches 1 tunnel (K8) directly connect an input end (D) of coding chip, and the output terminal of coding chip connects the input end of transmitter module.

3. computer remote controller according to claim 1 and 2, it is characterized in that: be provided with laser lamp circuit and power indicating circuit: laser lamp is connected power supply with power light difference series limiting resistor with gauge tap, laser lamp is installed on the top of telepilot housing, and power light and gauge tap are arranged on the telepilot case panel.

One kind with the matching used receiver of the described computer remote controller of claim 1, contain with telepilot in the corresponding radio receiver circuit of radio transmitter circuit, the demodulation coding circuit, the communication interface circuit, the radio receiver circuit output terminal connects the input end of demodulation coding circuit, it is characterized in that: described communication interface circuit contains single-chip microcomputer, the corresponding respectively I/O input end that connects single-chip microcomputer of the output terminal of demodulation coding circuit, described receiver is by the external computing machine of single-chip microcomputer serial communication interface.

5. receiver according to claim 4, it is characterized in that: described demodulation coding circuit contains decoding chip and switch decoder, decoding chip adopts PT2272, HS2272 or HX2272, switch decoder adopts CD4051,74HS138 or 74HS151, radio receiver circuit adopts RX3400, RX3310, J05B, J05C, J04E or J04H, the radio receiver circuit output terminal connects the input end (INT) of decoding chip, the control output end of decoding chip (OUT) connects the control input end (INT) of switch decoder, the corresponding data input pin that connects switch decoder of three data output terminals of decoding chip, another data output end of the output terminal of switch decoder and decoding chip inserts an I/O port of single-chip microcomputer respectively, described single-chip microcomputer adopts 89C51,80C31,8051,87C51, MCS-48, MCS-51 or MCS-96, described single-chip microcomputer serial communication interface connects by the computing machine of remote control by the USB interface that adopts plug and play.