CN2685967Y - Computer radio operating and controlling device - Google Patents
Computer radio operating and controlling device Download PDFInfo
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- CN2685967Y CN2685967Y CN 200420006914 CN200420006914U CN2685967Y CN 2685967 Y CN2685967 Y CN 2685967Y CN 200420006914 CN200420006914 CN 200420006914 CN 200420006914 U CN200420006914 U CN 200420006914U CN 2685967 Y CN2685967 Y CN 2685967Y
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Abstract
The utility model relates to a computer wireless control device. A main control unit comprises a remote controller control receiving and coding unit, a remote controller electrooptic conversion and emission unit, a remote controller receiving photoelectric converting unit and a computer serial port/USB port, wherein the units are sequentially connected; an infrared ray microphone unit comprises an infrared ray microphone unit, an infrared ray microphone electrooptic conversion and emission unit, an infrared ray microphone receiving photoelectric converting unit and a computer microphone input port, wherein the units and the computer microphone input port are sequentially connected; an infrared ray earphone unit comprises a computer audio output port, an infrared ray earphone electrooptic conversion and emission unit, an infrared ray earphone photoelectric converting unit and an infrared ray earphone playback unit, wherein the output and the input of the computer audio output port, the infrared ray earphone electrooptic conversion and emission unit, the infrared ray earphone photoelectric converting unit and the infrared ray earphone playback unit are sequentially connected; besides, the computer serial port/USB port, a computer microphone input port and a computer audio output port are respectively connected with a software and hardware control unit. The utility model solves the technical problems of complicated control, single function, poor anti-interference ability, etc. existing in the background art. The utility model organically combines a computer remote controller, a wireless earphone and a wireless microphone.
Description
Technical field
The utility model relates to a kind of computer wireless actuation means.
Background technology
Traditional computer operated tool generally is by keyboard and mouse operation and control, and it controls complexity, be difficult for to grasp, to control efficient low.And study is more and more faster, and it is more and more convenient to use, controls more and more simplyr, and efficient is more and more higher, be computer future use and control trend, the wireless certainty that promptly becomes technical development of controlling of computer operated tool realization.Though the remote-controlled TV channel of TV remote controller or regulate relevant parameter has open defect: function singleness, can only control TV reception, can not realize human-computer interaction; Function is solidified, and can't expand, and can not satisfy new application demand.At present, the telechiric device of computer mainly contains UltraVNC and wireless headset.
The shortcoming of UltraVNC:
1. there are not supporting with it wireless headset and wireless microphone, function singleness.Poor to playing the support of multiple audio frequency and video form program source, very few as the various popular media file supports in hundreds of internet of MP3, MIDI, DVD2AVI, MPEG4, OGG, QuickTime, Real, APE or the like, and do not have supporting wireless headset, telepilot can not be realized acoustics or carry out voice communication.Do not have supporting wireless headset and wireless microphone, can not adapt to the occasion of sound interactive application such as Web conference, the Internet chat.
2. owing to realizing little, the reasons such as circuit sensitivity is low, poor anti jamming capability of power, its remote control distance has only 5 meters, can not satisfy the requirement of large space long-distance remote controls such as meeting room, classroom.
3. button is few, and function is also few, is not suitable for the requirement of computer as integrated information common treatment platform, can not satisfy the design of complex technology and realize requirement.
4. function concentrates on remote control part home entertaining; a little less than supporting for a large amount of computer applications, as not supporting: digital photograph browsed by remote control reading electronic book, remote control ACDSEE and other software with the aid of pictures and electronic pictures, remote control are played games, quotations on the stock market are watched in remote control, monitoring camera-shooting and industrial monitoring or the like are carried out in remote-control computer switch and screen protection, teleswitch CD-ROM drive, remote control.
5. a little less than keyboard and the mouse function, the functions such as remote control moving direction, right and left key click and roller of mouse can not be realized, input, the control function of keyboard can not be realized, as: Windows character set etc. can not be imported.
The shortcoming of wireless headset:
1. there are not supporting with it telepilot and wireless microphone, function singleness.
2. frequency modulation wireless headset poor anti jamming capability, sound quality is not high.
3. all earphones use same frequency, interfere with each other, and confidentiality is poor.The audio frequency of oneself can be by other earphone uppick in the certain limit, also can go here and there the audio frequency of hearing other earphone in the certain limit simultaneously.
The utility model content
The utility model has solved the computer operated tool that adopts keyboard and mouse in the background technology, controls complexity, is difficult for grasping, to control efficient low; And the Computerized remote-control instrumental function is single, and usable range is little, or technical matters anti-interference and the confidentiality difference.
Technical solution of the present utility model is:
A kind of computer wireless actuation means comprises main control unit, and its special character is: it also comprises infrared ray microphone unit and the Infrared earphone unit that is connected with described main control unit; Described main control unit comprises telepilot control received code unit 1, be connected to the telepilot electric light switching emission unit 2 of telepilot control received code unit 1 output terminal, the telepilot that is connected to telepilot electric light switching emission unit 2 output terminals receives photoelectric conversion unit 3, is connected to serial ports of computers/USB mouth 4 that telepilot receives photoelectric conversion unit 3 output terminals; Described infrared ray microphone unit comprises infrared ray microphone microphone unit 5, be connected to the infrared ray microphone electric light switching emission unit 6 of infrared ray microphone microphone unit 5 output terminals, the infrared ray microphone that is connected to infrared ray microphone electric light switching emission unit 6 output terminals receives photoelectric conversion unit 7, is connected to the computing machine microphone input port 8 that the infrared ray microphone receives photoelectric conversion unit 7 output terminals; The output terminal of described serial ports of computers/USB mouth 4 and computing machine microphone input port 8 all is connected to the input end of software and hardware control module 9; Described Infrared earphone unit comprises the computer audio delivery outlet 10 that is connected to software and hardware control module 9 output terminals, be connected to the Infrared earphone electric light switching emission unit 11 of computer audio delivery outlet 10 output terminals, be connected to the Infrared earphone photoelectric conversion unit 12 of Infrared earphone electric light switching emission unit 11 output terminals, be connected to the Infrared earphone playback unit 13 of Infrared earphone photoelectric conversion unit 12 output terminals; Described telepilot control received code unit 1 comprises control received code integrated circuit (IC) 1 and is connected to the matrix keyboard KB of its input end; Described telepilot electric light switching emission unit 2 comprises the amplifying circuit that triode Q1, Q2 constitute and is connected to the infrarede emitting diode VD1 of this amplification circuit output end.
Above-mentioned telepilot receives photoelectric conversion unit 3 and can be made of infrared reception amplifier IC3; Described serial ports of computers/USB mouth 4 is good to be constituted by AVR integrated circuit (IC) 2 and the USB interface XC1 that is connected to its output terminal, the output terminal of the input termination infrared receiving tube IC3 of described AVR integrated circuit (IC) 2.
Above-mentioned telepilot receives photoelectric conversion unit 3 and also can be made of infrared reception amplifier IC4; Described serial ports of computers/USB mouth 4 can be simple and direct the serial ports S by being connected to infrared receiving tube IC4 output terminal constitute.
Above-mentioned infrared ray microphone receiving element 5 is made of audio output port A1; Described infrared ray microphone electric light switching emission unit 6 is good to adopt phase-locked loop intergrated circuit IC5, the amplifying circuit that its output termination is made of triode Q3, Q4, and the output terminal of this amplifying circuit is connected to infrared light-emitting diode.
Aforementioned calculation machine audio output port 10 is made of audio output port A2; Described Infrared earphone electric light switching emission unit 11 is good to adopt phase-locked loop intergrated circuit IC6, the amplifying circuit that its output termination is made of triode Q6, Q7, and the output terminal of this amplifying circuit is connected to infrared light-emitting diode.
Above-mentioned infrared ray microphone receiving element 5 is made of audio output port A1; Described infrared ray microphone electric light switching emission unit 6 also can simply adopt triode Q5 to constitute amplifying circuit, and the output terminal of described triode Q5 is connected to infrared light-emitting diode; Described computer audio delivery outlet 10 is made of audio output port A2; Described Infrared earphone electric light switching emission unit 11 also can simply adopt triode Q8 to constitute amplifying circuit, and the output terminal of described triode Q8 is connected to infrared light-emitting diode.
It is good with the structure that adopts infrared photosensitive tube VD12, infrared photosensitive tube VD12 output termination field effect transistor Q9 that above-mentioned infrared ray microphone receives photoelectric conversion unit 7; Frequency-selecting IC7, phase discriminator IC8, audio frequency amplification circuit IC9 that described demodulation amplifying circuit 9 is exported to adopt, input end joins successively constitute good, the output termination loudspeaker X1 of described audio frequency amplification circuit IC9, described frequency-selecting IC7 is connected to the output terminal of field effect transistor Q9.
Above-mentioned infrared ray microphone receives photoelectric conversion unit 7 and also can simply be made of infrared photosensitive tube VD12; Described demodulation amplifying circuit 9 simply only is made of audio frequency amplification circuit IC10, the quick pipe VD12 of input termination infrared light of described audio frequency amplification circuit IC10, its output termination loudspeaker X1.
The structure of the output termination field effect transistor Q10 of above-mentioned Infrared earphone photoelectric conversion unit 12 preferred infrared photosensitive tube VD13, infrared photosensitive tube VD13; The structure of the frequency-selecting IC11 that described Infrared earphone playback unit 13 is preferably exported, input end joins successively, phase discriminator IC12, audio frequency amplification circuit IC13, the output termination loudspeaker X2 of described audio frequency amplification circuit IC13, described frequency-selecting IC11 is connected to the output terminal of field effect transistor Q10.
Above-mentioned Infrared earphone photoelectric conversion unit 12 also can be simply by infrared photosensitive tube VD13; Described Infrared earphone playback unit 13 simply only is made of audio frequency amplification circuit IC14, the quick pipe VD13 of input termination infrared light of this audio frequency amplification circuit IC14, its output termination loudspeaker X2.
The utlity model has following advantage:
Adopt the infrared remote control mode to operate, UltraVNC, wireless headset and wireless microphone are organically merged, operating personnel can will be concentrated on the application content in types of applications, and and not operation itself, the both hands and the brain of liberating operating personnel to the utmost.Computer is controlled and can be satisfied government affairs, commercial affairs, enterprise operation and management, rest, amusement, education, household management and the user demand in all trades and professions such as communicate by letter, various places.Usable range is wide, range of application is wide.
1. can be applicable to the use of desk-top or notebook computer;
2. remote-controlled screen protection and switch display, teleswitch CD-ROM drive, remote-control closedown;
3. can be used for remote control network meeting, multimedia conferencing, multimedia presentation, education, amusement, watch quotations on the stock market etc., as: the remote control reading electronic book, remote control ACDSEE and other software with the aid of pictures are browsed digital photograph and electronic pictures, and remote control is played games;
4. remote-controlled home entertaining comprises: during audio-visual broadcast, remote control plays, suspends, retreats, advances, quiet, volume control, sound channel switching, broadcasting speed etc., just as using VCD, DVD player convenient.Because the program on the computer can also directly come automatic network, thereby than VCD, DVD more programme source be arranged except that from the video discs such as CD, VCD, DVD;
5. various audio frequency and video are play in remote control: support the remote control of hundreds of various popular media files in internet is play, as MP3, MIDI, DVD2AVI, MPE64, OGG, QuickTime, Real, APE or the like, put on supporting wireless headset, can hold telepilot easily and be recumbent on a sofa and see program, listen to the music;
6. monitoring camera-shooting, industrial monitoring are carried out in remote control;
7. Computerized remote-control is controlled easier, easy grasp, is controlled the efficient height.Button of remote operation can be surfed the Net, browsing page, send and receive e-mail etc. simple, convenient;
8. provide convenience for electronic teaching and product demonstration.Built-in laser luminous pen, red radium-shine luminous point can be given prominence to the demonstration emphasis, plays the effect of wireless teacher's pointer;
9. can be at any time the software of frequent use be carried out the remote control scheme and add and be provided with, realize individual operation.This product has great extendible performance, i.e. DIY function, and the user can the new remote control of oneself definition be provided with file, realizes the distant control function of more renewals;
10. the major function that has the mouse function and the keyboard of computer, and can import Windows character set etc. with the method for literal, numeral, symbol input on the similar mobile phone;
11. remote control, earphone and microphone adopt infrared technology, the signal quality height, and remote control distance is far away, and remote control distance can be above 20 meters;
12. adopt the infra-red remote control mode to transmit control signal, be not subject to disturb and misoperation, antijamming capability is strong;
13. the accuracy of remote control is good, and is highly sensitive; Distant control function is strong, can realize remote control in the scope of broad exactly;
14. security of system is stable, dependable performance, and strong security, with low cost.
The explanation of accompanying drawing drawing
Fig. 1 is theory diagram figure of the present utility model;
Fig. 2 is the circuit theory diagrams of the utility model telepilot control received code unit, telepilot electric light switching emission unit embodiment;
Fig. 3 is the circuit theory diagrams that the utility model telepilot receives photoelectric conversion unit, serial ports of computers/USB mouth embodiment one;
Fig. 4 is the circuit theory diagrams that the utility model telepilot receives photoelectric conversion unit, serial ports of computers/USB mouth embodiment two;
Fig. 5 is the circuit theory diagrams of the utility model infrared ray microphone microphone unit, infrared ray microphone electric light switching emission unit embodiment one;
Fig. 6 is the circuit theory diagrams of the utility model infrared ray microphone microphone unit, infrared ray microphone electric light switching emission unit embodiment two;
Fig. 7 is the circuit theory diagrams of the utility model computer audio delivery outlet, Infrared earphone electric light switching emission unit embodiment one;
Fig. 8 is the circuit theory diagrams of the utility model computer audio delivery outlet, Infrared earphone electric light switching emission unit embodiment two;
Fig. 9 is the circuit theory diagrams that the utility model infrared ray microphone receives photoelectric conversion unit, software and hardware control module embodiment one;
Figure 10 is the circuit theory diagrams that the utility model infrared ray microphone receives photoelectric conversion unit, software and hardware control module embodiment two;
Figure 11 is the circuit theory diagrams of the utility model Infrared earphone photoelectric conversion unit, Infrared earphone playback unit embodiment one;
Figure 12 is the circuit theory diagrams of the utility model Infrared earphone photoelectric conversion unit, Infrared earphone playback unit embodiment two.
Embodiment
The utility model mainly is made of main control unit, infrared ray microphone unit and Infrared earphone unit three parts.The infra-red remote control mode is to send infrared remote control signal with light emitting diode, and receiver receives and the realization remote control with photodiode.For preventing interference of light sources such as sunlight and daylight lamp, the infrared ray of light emitting diode emission adopts near infrared ray, adds light filter in the front of photodiode infrared remote receiver simultaneously.For can in the scope of broad, realize remote control exactly, in infra-red remote control transmitter, adopt two light emitting diodes that keep at a certain distance away in addition, improve the remote control angle thereby form the surface launching form.Increase remote control distance for improving remote-control sensitivity, the infrared receiver design has enough amplification quantity and dynamic range.For further realizing the accuracy of remote control, reduce the misoperation that some interference causes, increase distant control function, the infra-red remote control mode also adopts complicated remote signal and processing mode, carry out secondary modulation at transmitting terminal with digital signal, receiving end is by the microprocessor realization remote control of decoding, thereby the accuracy of remote control and anti-interference are improved.The remote signal that infrared transmitter is sent adopts pulse code.It is formed by drawing sign indicating number, user code and order code.Wherein draw sign indicating number and be used for indicating the beginning of set of pulses sign indicating number, with the duration broad pulse that is 9ms, with the gap of user code be 4.5ms.User code is used for specifying many with the machine that receives remote control in the telechirics; Order code is used for specifying control function, and user code and order code respectively are 16bit (promptly 216), and wherein back 8bit is the radix-minus-one complement of preceding 8bit, so the quantity of information of user code and order code respectively is 8bit (being 28=256).The pulse width of this control code is constant, duration is 0.56ms, and corresponding to binary digital signal " zero " and " 1 ", only change its recurrent interval, utilize the difference in recurrent interval to represent binary message, wherein the recurrent interval of " zero " is 1.125ms, and the recurrent interval of " 1 " is 2.25ms.User code and order code take 27ms respectively together with radix-minus-one complement, add the sign indicating number that draws of 9ms, 4.5ms the gap, add between the two adjacent group remote control modes 40.5ms at interval, every group of control code holding time (9ms+4.5ms+27ms+27ms+40.5ms=108ms) altogether all equates.So not only transmission speed and binary message content are irrelevant, and required time is also certain when receiving end is handled with microcomputer, therefore program than being easier to.For reducing the remote control transmitter electric current, going modulating frequency with the pulse control code earlier is the continuous oscillation of 38kHz, and then the driven for emitting lights diode sends the infrared remote control signal that centre wavelength is 940nm (millimicron).Receiving end with photodiode again the infrared remote control signal that receives be transformed into that electric signal amplifies, amplitude limit takes out modulated signal, recover pulse code through detection, shaping, amplification again and send into main control microcomputer and finish distant control function.
Referring to Fig. 1, after telepilot control received code unit 1 receives actuation of keys by the UltraVNC handle, produce corresponding coding, after 2 amplifications of telepilot electric light switching emission unit, electric light conversion, send the infra-red code signal.After telepilot reception photoelectric conversion unit 3 is received the infra-red code signal, amplify, pass to serial ports of computers/USB mouth 4, deliver to software and hardware control module 9 after the steering order decoding and carry out corresponding the operation through opto-electronic conversion and signal.Infrared ray microphone microphone unit 5 changes the voice signal that microphone picks up into electric signal, after modulation, amplifying, is that infrared signal is launched by infrared ray microphone electric light switching emission unit 6 with electrical signal conversion.After infrared ray microphone reception photoelectric conversion unit 7 receives infrared signal, be converted into electric signal, demodulation, amplification realize functions such as Web conference, the Internet chat after software and hardware control module 9 is sent in computing machine microphone input port 8 play-overs, records.
Software and hardware control module 9 is responsible for receiving the signal of each several part software and hardware, and carries out function corresponding.Software and hardware control module 9 receives main control unit serial ports of computers/USB mouth 4 behind the signal and the electroacoustic signal sent into by computing machine microphone input port 8 of decoding, and controlling computer is soft, hardware resource is carried out corresponding function.Wherein, with electroacoustic signal as calculated machine audio output port 10 pass out to Infrared earphone electric light switching emission unit 11, after modulation, amplifying and convert infrared signal to, launch.After Infrared earphone photoelectric conversion unit 12 is received infrared signal, be converted into electroacoustic signal, after demodulation, amplifying, deliver to Infrared earphone playback unit 13 and be converted to voice signal output.
Referring to Fig. 2, telepilot control received code unit 1 mainly is made of control received code integrated circuit (IC) 1 and the matrix keyboard KB that is connected to its input end; Control received code integrated circuit (IC) 1 can adopt integrated package SAA3010.The infrarede emitting diode VD1 that the infrared pulse sign indicating numbers that telepilot electric light switching emission unit 2 mainly is made of triode Q1, Q2 drive amplifying circuit and are connected to this amplification circuit output end forms.32 kinds of user codes and 64 kinds of function codes and 2048 kinds of telecommands can be provided.Serial code is adopted in the remote control coding pulse, is to reduce the loss of power, telecontrol code is modulated on the carrier wave of 38kHz after, emission again.
Referring to Fig. 3, telepilot receives photoelectric conversion unit 3 and mainly is made of infrared reception amplifier IC3.Serial ports of computers/USB mouth 4 mainly is made of with the USB interface XC1 that is connected to its output terminal AVR integrated circuit (IC) 2.The output terminal of the input termination infrared receiving tube IC3 of AVR integrated circuit (IC) 2.AVR integrated circuit (IC) 2 specifically can adopt integrated circuit AT90S2313-10, and infrared receiving tube IC3 specifically can adopt infrared receiving tube SFH506-xx.8 pin of AVR integrated circuit (IC) 2,14 pin receive through infrared receiving tube IC3 amplifying signal.Treated signal is by 6 pin of AVR integrated circuit (IC) 2, the DATA+ end that 13 pin are delivered to USB interface XC1, and 12 pin of AVR integrated circuit (IC) 2 connect the DATA-end of USB-A.
Referring to Fig. 4, telepilot receives photoelectric conversion unit 3 and also can be made of infrared reception amplifier IC4, and 4 of serial ports of computers/USB mouth are made of the serial ports S that is connected to infrared receiving tube IC4 output terminal.Infrared reception amplifier IC4 specifically adopts infrared receiving tube TL0038X, and serial ports S specifically adopts serial ports RS232C.After amplifying the signal that receives, the OUT end of infrared reception amplifier IC4 sends into 2,6,7 pin of serial ports RS232C.Infrared receiving circuit is made up of infrared receiving diode and amplifying circuit usually, amplifying circuit is made up of elements such as an integrated package and some resistance capacitances again usually, and need be encapsulated in the metallic shield box, thereby the circuit more complicated, volume is also bigger.Infrared receiving tube SFH506-xx, TL0038X all are that collection infrared receiving tube and amplifying circuit are the infrared receiving circuit of one, and it is little that it has a volume, and size is only suitable with the pliotron of merely hitting; Good airproof performance, characteristics such as sensitivity height.Positive source, power cathode and three pins of signal output part are only arranged, and its operating voltage promptly is a complete infrared reception amplifier as long as connect with the mains about 5V.
Referring to Fig. 5, infrared ray microphone microphone unit 5 is made of audio output port A1, infrared ray microphone electric light switching emission unit 6 mainly is made of phase-locked loop intergrated circuit IC5, the amplifying circuit that its output termination is made of triode Q3, Q4, the output terminal of this amplifying circuit is connected to infrared light-emitting diode.The voltage controlled oscillator that phase-locked loop intergrated circuit IC5 specifically adopts phaselocked loop CD4046 to constitute, it is the core of transmitter; When sound, microphone signal are added in audio output port A1, the output terminal of phaselocked loop CD4046 can produce the FM signal of one group of oscillation frequency with the amplitude size synchronous change of sound signal, this FM signal changes infrared FM signal into by infraluminescence pipe VD2, VD3, VD4 and sends out after triode Q3, Q4 amplify.
Referring to Fig. 6, infrared ray microphone electric light switching emission unit 6 also can adopt triode Q5 to constitute output termination infrared light-emitting diode VD5, the VD6 of triode Q5.Sound signal is coupled to triode Q5, and it is luminous to amplify rear drive infrared light-emitting diode VD5, VD6 through one-level, and the variation of voice signal causes VD5, VD6 change of luminous intensity, and promptly the luminous intensity of VD5, VD6 is subjected to the modulation of sound.
Referring to Fig. 7, computer audio delivery outlet 10 is audio output port A2; Infrared earphone electric light switching emission unit 11 is mainly by phase-locked loop intergrated circuit IC6, and it exports the amplifying circuit that termination is made of triode Q6, Q7, the output termination infrared light-emitting diode of this amplifying circuit.The voltage controlled oscillator that phase-locked loop intergrated circuit IC6 specifically adopts phaselocked loop CD4046 to constitute, it is the core of transmitter; When sound, microphone signal are added in audio output port A2, the output terminal of phaselocked loop CD4046 can produce the FM signal of one group of oscillation frequency with the amplitude size synchronous change of sound signal, this FM signal changes infrared FM signal into by infraluminescence pipe VD7, VD8, VD9 and sends out after triode Q6, Q7 amplify.
Referring to Fig. 8, the amplifying circuit that Infrared earphone electric light switching emission unit 11 also can adopt triode Q8 to constitute, output termination infrared light-emitting diode VD10, the VD11 of triode Q8.Sound signal is coupled to triode Q8, and it is luminous to amplify rear drive infrared light-emitting diode VD10, VD11 through one-level, and the variation of voice signal causes VD10, VD11 change of luminous intensity, and promptly the luminous intensity of VD10, VD11 is subjected to the modulation of sound.
Referring to Fig. 9, receiver amplifies four parts by opto-electronic conversion, pulse amplification, frequency demodulation and audio frequency and forms.The infrared ray microphone receives the output termination field effect transistor Q9 of the infrared photosensitive tube VD12 of photoelectric conversion unit 7; Demodulation amplifying circuit 9 is made of frequency-selecting IC7, phase discriminator IC8, the audio frequency amplification circuit IC9 that output, input end join successively, the output termination loudspeaker X1 of audio frequency amplification circuit IC9, and frequency-selecting IC7 is connected to the output terminal of field effect transistor Q9.Modulated infrared signal is at first received and is converted to the frequency modulation electric signal by infrared photosensitive tube VD12, through field effect transistor Q9 amplify in advance, after frequency-selecting IC7 frequency-selecting, audio frequency amplification circuit IC9 amplify, by phase discriminator IC8 demodulation and be reduced to sound signal.Field effect transistor Q9 specifically adopts 2SK117, and frequency-selecting IC7 specifically adopts μ PC1373H, and phase discriminator IC8 specifically adopts CD4046, and audio frequency amplification circuit IC9 specifically adopts TDA2822M.
Referring to Figure 10, demodulation amplifying circuit 9 also can adopt audio frequency amplification circuit IC10, and promptly an audio frequency amplification circuit LM386 carries out power amplification.The quick pipe VD12 of input termination infrared light of audio frequency amplification circuit IC10, its output termination loudspeaker X1.When the infrared light of being modulated by sound signal shines infrared photosensitive tube VD12 surface, the infrared ray conversion of signals through the sound modulation that infrared photosensitive tube VD12 will receive becomes electric signal, promptly produce an electric signal identical with the sound signal Changing Pattern at infrared photosensitive tube VD12 two ends, this signal is coupled to audio frequency amplification circuit IC10 and carries out power amplification rear drive loudspeaker X1 sounding.
Referring to Figure 11, the output termination field effect transistor Q10 of the infrared photosensitive tube VD13 of Infrared earphone photoelectric conversion unit 12, Infrared earphone playback unit 13 is made of frequency-selecting IC11, phase discriminator IC12, the frequency-selecting IC11 that output, input end join successively.The output termination loudspeaker X2 of audio frequency amplification circuit IC13, frequency-selecting IC11 is connected to the output terminal of field effect transistor Q10.Modulated infrared signal is at first received and is converted to the frequency modulation electric signal by infrared photosensitive tube VD13, through field effect transistor Q10 amplify in advance, after frequency-selecting IC11 frequency-selecting, audio frequency amplification circuit IC13 amplify, by phase discriminator IC12 demodulation and be reduced to sound signal.Field effect transistor Q10 specifically adopts 2SK117, and frequency-selecting IC11 specifically adopts μ PC1373H, and phase discriminator IC12 specifically adopts CD4046, and audio frequency amplification circuit IC13 specifically adopts TDA2822M.
Referring to Figure 12, Infrared earphone playback unit 13 also can adopt audio frequency amplification circuit IC14, and promptly an audio frequency amplification circuit LM386 carries out power amplification.The quick pipe VD13 of input termination infrared light of audio frequency amplification circuit IC14, output termination loudspeaker X2.When the infrared light of being modulated by sound signal shines infrared photosensitive tube VD13 surface, the infrared ray conversion of signals through the sound modulation that infrared photosensitive tube VD13 will receive becomes electric signal, promptly produce an electric signal identical with the sound signal Changing Pattern at infrared photosensitive tube VD13 two ends, this signal is coupled to audio frequency amplification circuit IC14 and carries out power amplification rear drive loudspeaker X2 sounding.
Claims (10)
1 one kinds of computer wireless actuation means comprise main control unit, it is characterized in that: it also comprises infrared ray microphone unit and the Infrared earphone unit that is connected with described main control unit;
Described main control unit comprises telepilot control received code unit 1, be connected to the telepilot electric light switching emission unit 2 of telepilot control received code unit 1 output terminal, the telepilot that is connected to telepilot electric light switching emission unit 2 output terminals receives photoelectric conversion unit 3, is connected to serial ports of computers/USB mouth 4 that telepilot receives photoelectric conversion unit 3 output terminals;
Described infrared ray microphone unit comprises infrared ray microphone microphone unit 5, be connected to the infrared ray microphone electric light switching emission unit 6 of infrared ray microphone microphone unit 5 output terminals, the infrared ray microphone that is connected to infrared ray microphone electric light switching emission unit 6 output terminals receives photoelectric conversion unit 7, is connected to the computing machine microphone input port 8 that the infrared ray microphone receives photoelectric conversion unit 7 output terminals;
The output terminal of described serial ports of computers/USB mouth 4 and computing machine microphone input port 8 all is connected to the input end of software and hardware control module 9;
Described Infrared earphone unit comprises the computer audio delivery outlet 10 that is connected to software and hardware control module 9 output terminals, be connected to the Infrared earphone electric light switching emission unit 11 of computer audio delivery outlet 10 output terminals, be connected to the Infrared earphone photoelectric conversion unit 12 of Infrared earphone electric light switching emission unit 11 output terminals, be connected to the Infrared earphone playback unit 13 of Infrared earphone photoelectric conversion unit 12 output terminals;
Described telepilot control received code unit 1 comprises control received code integrated circuit (IC) 1 and is connected to the matrix keyboard KB of its input end; Described telepilot electric light switching emission unit 2 comprises the amplifying circuit that triode Q1, Q2 constitute and is connected to the infrarede emitting diode VD1 of this amplification circuit output end.
2 computer wireless actuation means according to claim 1 is characterized in that: described telepilot receives photoelectric conversion unit 3 and is made of infrared reception amplifier IC3; Described serial ports of computers/USB mouth 4 comprises AVR integrated circuit (IC) 2 and is connected to the USB interface XC1 of its output terminal, the output terminal of the input termination infrared receiving tube IC3 of described AVR integrated circuit (IC) 2.
3 computer wireless actuation means according to claim 1 is characterized in that: described telepilot receives photoelectric conversion unit 3 and is made of infrared reception amplifier IC4; Described serial ports of computers/USB mouth 4 is made of the serial ports S that is connected to infrared receiving tube IC4 output terminal.
4 according to claim 1 or 2 or 3 described computer wireless actuation means, it is characterized in that: described infrared ray microphone receiving element 5 is made of audio output port A1; Described infrared ray microphone electric light switching emission unit 6 comprises phase-locked loop intergrated circuit IC5, the amplifying circuit that its output termination is made of triode Q3, Q4, and the output terminal of this amplifying circuit is connected to infrared light-emitting diode.
5 computer wireless actuation means according to claim 4 is characterized in that: described computer audio delivery outlet 10 is made of audio output port A2; Described Infrared earphone electric light switching emission unit 11 comprises phase-locked loop intergrated circuit IC6, the amplifying circuit that its output termination is made of triode Q6, Q7, and the output terminal of this amplifying circuit is connected to infrared light-emitting diode.
6 according to claim 1 or 2 or 3 described computer wireless actuation means, it is characterized in that: described infrared ray microphone receiving element 5 is made of audio output port A1; Described infrared ray microphone electric light switching emission unit 6 comprises the amplifying circuit that triode Q5 constitutes, and the output terminal of described triode Q5 is connected to infrared light-emitting diode; Described computer audio delivery outlet 10 is made of audio output port A2; Described Infrared earphone electric light switching emission unit 11 comprises the amplifying circuit that triode Q8 constitutes, and the output terminal of described triode Q8 is connected to infrared light-emitting diode.
7 computer wireless actuation means according to claim 5 is characterized in that: described infrared ray microphone receives photoelectric conversion unit 7 and comprises infrared photosensitive tube VD12, and the output terminal of described infrared photosensitive tube VD12 is connected to field effect transistor Q9; Described demodulation amplifying circuit 9 is made of frequency-selecting IC7, phase discriminator IC8, the audio frequency amplification circuit IC9 that output, input end join successively, the output termination loudspeaker X1 of described audio frequency amplification circuit IC9, described frequency-selecting IC7 is connected to the output terminal of field effect transistor Q9.
8 computer wireless actuation means according to claim 6 is characterized in that: described infrared ray microphone receives photoelectric conversion unit 7 and comprises infrared photosensitive tube VD12; Described demodulation amplifying circuit 9 is made of audio frequency amplification circuit IC10, the quick pipe VID12 of input termination infrared light of described audio frequency amplification circuit IC10, its output termination loudspeaker X1.
9 computer wireless actuation means according to claim 7 is characterized in that: described Infrared earphone photoelectric conversion unit 12 comprises infrared photosensitive tube VD13, the output termination field effect transistor Q10 of described infrared photosensitive tube VD13; Described Infrared earphone playback unit 13 is made of frequency-selecting IC11, phase discriminator IC12, the audio frequency amplification circuit IC13 that output, input end join successively, the output termination loudspeaker X2 of described audio frequency amplification circuit IC13, described frequency-selecting IC11 is connected to the output terminal of field effect transistor Q10.
10 computer wireless actuation means according to claim 8 is characterized in that: described Infrared earphone photoelectric conversion unit 12 comprises infrared photosensitive tube VD13; Described Infrared earphone playback unit 13 is made of audio frequency amplification circuit IC14, the quick pipe VD13 of input termination infrared light of this audio frequency amplification circuit IC14, its output termination loudspeaker X2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420006914 CN2685967Y (en) | 2004-03-09 | 2004-03-09 | Computer radio operating and controlling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420006914 CN2685967Y (en) | 2004-03-09 | 2004-03-09 | Computer radio operating and controlling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2685967Y true CN2685967Y (en) | 2005-03-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420006914 Expired - Fee Related CN2685967Y (en) | 2004-03-09 | 2004-03-09 | Computer radio operating and controlling device |
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| Country | Link |
|---|---|
| CN (1) | CN2685967Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853560B (en) * | 2009-03-31 | 2013-12-04 | 深圳市九洲电器有限公司 | RF (radio frequency) remote-controller with an earphone and control method thereof |
| CN105427862A (en) * | 2015-12-08 | 2016-03-23 | 深圳市金锐显数码科技有限公司 | Voice remote control method and apparatus |
| CN108154872A (en) * | 2017-12-20 | 2018-06-12 | 上海电机学院 | A kind of mining select frequency automatically loudspeaker |
-
2004
- 2004-03-09 CN CN 200420006914 patent/CN2685967Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853560B (en) * | 2009-03-31 | 2013-12-04 | 深圳市九洲电器有限公司 | RF (radio frequency) remote-controller with an earphone and control method thereof |
| CN105427862A (en) * | 2015-12-08 | 2016-03-23 | 深圳市金锐显数码科技有限公司 | Voice remote control method and apparatus |
| CN108154872A (en) * | 2017-12-20 | 2018-06-12 | 上海电机学院 | A kind of mining select frequency automatically loudspeaker |
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