CN1632722A - Adaptive multimedia computer remote control device - Google Patents
Adaptive multimedia computer remote control device Download PDFInfo
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- CN1632722A CN1632722A CN 200410091999 CN200410091999A CN1632722A CN 1632722 A CN1632722 A CN 1632722A CN 200410091999 CN200410091999 CN 200410091999 CN 200410091999 A CN200410091999 A CN 200410091999A CN 1632722 A CN1632722 A CN 1632722A
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Abstract
It is a remote device used in self-adaptive multi-medium computer, which comprises remote emitter and receiver and signal receiving unit and communication interface. It also comprises remote signal process module, which comprises interface type choice unit; one study or process choice unit; one memory unit; one process unit; one study unit to establish the relationship between the key signals and virtual keys or its sequence and to store the relationship into memory unit; judging unit to judge whether there is the relationship between the virtual signals and key signals; one substitution unit to substitute the relationship between the virtual key and the key signals.
Description
(1) technical field
The present invention relates to a kind of adaptive multimedia computer remote control device.
(2) background technology
In recent years, the computer media demonstration has obtained application more and more widely in teaching, meeting, report and all kinds of exhibitions.But because the content of demonstration is loaded into traditional multimedia computer; the demonstrator need often get back to other wire mouse or the keyboard of using of computer and operate when speech; both lost time; influence speaker's the thinking and the continuity of the content of saying again, greatly reduce the effect of speech and spectators' satisfaction.Existing wireless mouse need cooperate mouse pad to use, and is not a kind of light and device that degree of freedom is higher for the demonstrator.Wireless Keyboard is big and burdensome, and most buttons are that the demonstrator need not to use in presentation process.The wireless mouse that some simplification are also arranged at present, but its roller operation more complicated, the roller life-span is short, the cost of products height, the remote control receiving unit that has is embedded in the wire mouse, causes receiver and mouse life-span inconsistent easily, causes not easy-maintaining or scrap in advance of one of them part.And remote control can only corresponding mousebutton and the function of roller, can not expand, and its corresponding demoware also is restricted.Use more laser pen deixis good in the multimedia presentation at present, but can not finish other multimedia presentation operation simultaneously.
(3) summary of the invention
In order to overcome in the prior art multimedia computer straighforward operation inconvenience, the deficiency of influence demonstration effect the invention provides the adaptive multimedia computer remote control device of the various multimedia operations of a kind of remote control easily and flexibly.
Technical scheme of the present invention is:
A kind of adaptive multimedia computer remote control device comprises remote control transmitter and receiver of remote-control sytem, receiver of remote-control sytem comprise signal receiving unit, with the communication interface of computing machine communication.
Also comprise the remote signal processing module, contain:
One interface type selected cell is used to select the communication interface corresponding with receiver of remote-control sytem.
One study/processing selecting unit is used for optionally entering unit or processing unit after receiving remote signal.
One storage unit is used to store virtual key sequence with specific operation function, corresponding to the push button signalling on the remote control transmitter, and both corresponding relations.
One processing unit is used for from virtual key or its sequence of definite this push button signalling indication of corresponding relation.
One unit is used to set up the corresponding relation between push button signalling and virtual key or its sequence, and deposits this corresponding relation in storage unit, also comprises:
Judging unit is used to judge whether storage unit has the corresponding relation between this virtual key and the push button signalling;
Replace the unit, be used to replace the corresponding relation between virtual key and the push button signalling.
Described and the communication interface computing machine communication is a serial interface.Described receiver of remote-control sytem also comprises with level conversion being the power conversion unit and the level conversion unit of the required level of interface:
Power conversion unit is used for obtaining the required power supply of receiver of remote-control sytem work from serial ports;
Level conversion unit, being used for level conversion is the desired level of serial communication standard.As interface type is serial ports, then need be provided with power conversion unit and level conversion unit.
Described and the communication interface computing machine communication is USB interface or Wireless USB interface.
Described and the communication interface computing machine communication is a blue tooth interface.
Described remote control transmitter is an infrared remote-control emitter, and described remote control receiving element is the infrared remote control receiving element.
Described remote control transmitter is RF remote-controlled transmitter, and described remote control receiving element is RF remote-controlled receiving element.
The beneficial effect of adaptive multimedia computer remote control device of the present invention mainly shows: be provided with the remote signal processing module, set up the corresponding relation of push button signalling and virtual key, the various multimedia operations of remote control easily and flexibly.
(4) description of drawings
Fig. 1 is the theory diagram of adaptive multimedia computer remote control device of the present invention.
Fig. 2 is the software flow pattern of adaptive multimedia computer remote control device of the present invention.
Fig. 3 is present embodiment infrared remote-control emitter circuit theory diagrams.
Fig. 4 is present embodiment infrared remote control receiving element circuit theory diagrams.
(5) embodiment
Below in conjunction with accompanying drawing the present invention is further described.
Referring to accompanying drawing: a kind of adaptive multimedia computer remote control device, comprise infrared remote-control emitter and infrared remote control receiver, receiver of remote-control sytem comprise signal receiving unit, with the serial interface of computing machine communication.
Also comprise the remote signal processing module, contain:
One interface type selected cell is used to select the communication interface corresponding with receiver of remote-control sytem.
One study/processing selecting unit is used for optionally entering unit or processing unit after receiving remote signal.
One storage unit is used to store virtual key sequence with specific operation function, corresponding to the push button signalling on the remote control transmitter, and both corresponding relations.
One processing unit is used for from virtual key or its sequence of definite this push button signalling indication of corresponding relation.
One unit is used to set up the corresponding relation between push button signalling and virtual key or its sequence, and deposits this corresponding relation in storage unit, also comprises:
Judging unit is used to judge whether storage unit has the corresponding relation between this virtual key and the push button signalling;
Replace the unit, be used to replace the corresponding relation between virtual key and the push button signalling.
Described receiver of remote-control sytem also comprises with level conversion being the level conversion unit and the power conversion unit of the required level of serial ports:
Power conversion unit is used for obtaining the required power supply of receiver of remote-control sytem work from serial ports;
Level conversion unit, being used for level conversion is the desired level of serial communication standard.
Two buttons (1), (2) are inserted coding chip IC1 respectively in the infrared signal transmitter module (7), produce different pulses, by infrared emission head (3) signal are sent.Laser head (5) directly connects battery by button (4).In the receiver module (8), infrared receiving terminal (6) is sent the pulse signal of receiving into reverser IC2, and reverse signal afterwards enters shaping chip IC 3 and carries out shaping, and its output connects integrating circuit.Signal after the decoding, is delivered to level transferring chip IC5 in the decoding circuit of integrating circuit and voltage comparator ic 4 compositions, the signal after this chip conversion meets the level requirement of serial ports input, can insert computing machine by serial ports.The remote signal process software is handled the data that transmit from serial ports of computers, according to user-defined corresponding relation, corresponds to the specific keys or the keystroke sequence of computer virtual keyboard, sends keyboard message to the current active window simultaneously, carries out operation accordingly.The learning functionality of software can be set up corresponding relation with any button or the keystroke sequence of arbitrary input and dummy keyboard, is used for various demowares and operation neatly.
Coding chip (IC1) connects a crystal oscillator, and the crystal oscillator bipod is connected respectively, and (C1's electric capacity C2), links to each other with power cathode.The coding incoming line of coding chip (IC1) connects button (1) and button (2) respectively.The infrared emission head positive pole connects positive source, and negative pole connects the signal output pin of coding chip (IC1) by diode, and the signal output pin is exported a series of binary commands, and when carry-out bit was low level, infrared emission head had signal to send.
Because some pin of serial ports have output voltage, they are picked out, (D2 D3), can obtain the power supply of receiving trap through diode.The output signal of infrared receiving terminal, reverse through reverser (IC2), insert shaping chip (IC3), the output of shaping chip (IC3) connects decoding circuit.Decoding circuit comprises integrating circuit and voltage comparator.Wherein, integrating circuit is made up of resistance (R2, R4) and diode (D1)).Wherein resistance (R2) is formed a parallel circuit, one terminating resistor (R4), other end ground connection with diode (D1).The other end of resistance (R4) links to each other with the output terminal of shaping chip (IC3).The output of integrating circuit is finished decode procedure by voltage comparator (IC4), delivers to level transferring chip (IC5) at last.Signal after this chip conversion meets the level requirement of serial ports input, can enter computing machine by serial ports.
The remote signal process software receives binary data by sequence number and the baud rate of setting up serial ports from serial ports.During signal learning, receive the instruction that two buttons (1,2) send the infrared signal transmitter module (7), they are corresponded to button or keystroke sequence on the dummy keyboard respectively, and write registration table from serial ports.During remote control, the instruction that serial ports receives is compared with two instructions of prior learning,, then send corresponding keyboard message to current window if coincide.
IC1 adopts M50462 (7) P coding chip, and IC2 adopts the reverse chip of 74HC04, and IC3 adopts 4098 shaping chips, and IC4 adopts the LM393 voltage comparator, and IC5 adopts M (7) X232CPE level transferring chip.
Claims (7)
1, a kind of adaptive multimedia computer remote control device comprises remote control transmitter and receiver of remote-control sytem, it is characterized in that: receiver of remote-control sytem comprise signal receiving unit, with the communication interface of computing machine communication;
Also comprise the remote signal processing module, contain:
One interface type selected cell is used to select the communication interface corresponding with receiver of remote-control sytem; One study/processing selecting unit is used for optionally entering unit or processing unit after receiving remote signal;
One storage unit is used to store virtual key sequence with specific operation function, corresponding to the push button signalling on the remote control transmitter, and both corresponding relations;
One processing unit is used for from virtual key or its sequence of definite this push button signalling indication of corresponding relation;
One unit is used to set up the corresponding relation between push button signalling and virtual key or its sequence, and deposits this corresponding relation in storage unit, also comprises:
Judging unit is used to judge whether storage unit has the corresponding relation between this virtual key and the push button signalling;
Replace the unit, be used to replace the corresponding relation between virtual key and the push button signalling.
2, adaptive multimedia computer remote control device as claimed in claim 1 is characterized in that: the described and communication interface computing machine communication is a serial interface.
3, adaptive multimedia computer remote control device as claimed in claim 1 is characterized in that: the described and communication interface computing machine communication is USB interface or Wireless USB interface.
4, adaptive multimedia computer remote control device as claimed in claim 1 is characterized in that: the described and communication interface computing machine communication is a blue tooth interface.
5, the adaptive multimedia computer remote control device based on serial ports as claimed in claim 2 is characterized in that:
Described receiver of remote-control sytem also comprises with level conversion being the level conversion unit and the power conversion unit of the required level of interface:
Power conversion unit is used for obtaining the required power supply of receiver of remote-control sytem work from serial ports;
Level conversion unit, being used for level conversion is the desired level of serial communication standard.
6, as the described adaptive multimedia computer remote control device of one of claim 1-5, it is characterized in that: described remote control transmitter is an infrared remote-control emitter, and described remote control receiving element is the infrared remote control receiving element.
7, as the described adaptive multimedia computer remote control device of one of claim 1-5, it is characterized in that: described remote control transmitter is RF remote-controlled transmitter, and described remote control receiving element is RF remote-controlled receiving element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410091999 CN1284065C (en) | 2004-12-29 | 2004-12-29 | Adaptive multimedia computer remote control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410091999 CN1284065C (en) | 2004-12-29 | 2004-12-29 | Adaptive multimedia computer remote control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1632722A true CN1632722A (en) | 2005-06-29 |
| CN1284065C CN1284065C (en) | 2006-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410091999 Expired - Fee Related CN1284065C (en) | 2004-12-29 | 2004-12-29 | Adaptive multimedia computer remote control device |
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| Country | Link |
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| CN (1) | CN1284065C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100395999C (en) * | 2005-08-11 | 2008-06-18 | 凌阳科技股份有限公司 | Study remote controldevice system and its remote control method |
| CN100451923C (en) * | 2005-09-27 | 2009-01-14 | 李大东 | Remote-controller for computer |
-
2004
- 2004-12-29 CN CN 200410091999 patent/CN1284065C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100395999C (en) * | 2005-08-11 | 2008-06-18 | 凌阳科技股份有限公司 | Study remote controldevice system and its remote control method |
| CN100451923C (en) * | 2005-09-27 | 2009-01-14 | 李大东 | Remote-controller for computer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1284065C (en) | 2006-11-08 |
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