CN201017492Y - Remote-control laser pen - Google Patents
Remote-control laser pen Download PDFInfo
- Publication number
- CN201017492Y CN201017492Y CNU2007200496341U CN200720049634U CN201017492Y CN 201017492 Y CN201017492 Y CN 201017492Y CN U2007200496341 U CNU2007200496341 U CN U2007200496341U CN 200720049634 U CN200720049634 U CN 200720049634U CN 201017492 Y CN201017492 Y CN 201017492Y
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- China
- Prior art keywords
- terminal circuit
- remote control
- laser pen
- circuit
- recording
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- Expired - Fee Related
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Abstract
The utility model relates to a remotely-controlled laser pointer, which comprises a transmission-terminal circuit and a receiving-terminal circuit. The transmission-terminal circuit comprises a power source, a laser transmission circuit, a remote control signal transmission module and a microphone circuit, and the receiving-terminal circuit comprises an audible signal receiving module, an audio-frequency decoder, a remote control signal receiving module and an uSB master control chip. The remotely-controlled laser pointer described in the utility model can perform the acquisition to the voice of speakers though the transmission-terminal circuit, and wirelessly transmit the voice to the receiving-terminal circuit, and process and amplify the voice through a computer or other audio-frequency processors, to enable the speaker to complete the indication function of a common laser pointer and the public-address function of a microphone by utilizing the remotely-controlled laser pointer. The utility model has the advantages of convenient application and convenient operation.
Description
Technical field
The utility model relates to a kind of remote control laser pen that has improved.
Background technology
Laser pen is a kind of in widely used utility appliance of occasion such as teaching, speeches, its inside generally comprises a laser diode, laser diode can send and have the colored light beam that is generally red, this light beam projecting can assist the lecturer to give the audience with indication to related content on wall or screen the time.Generally speaking, the speaker shows the content that needs lecture with computer in conjunction with projector, for example, with the bulletin of software development such as powerpoint, can use laser pen to assist indication simultaneously.
Along with development of technology, in order to satisfy the page turning demand of speaker in the speech process, for example, under a lot of situations of bulletin that need to give a lecture is to comprise pages content, China's utility application discloses a kind of laser pen that can remote control for No. 03270412.7, shown in Fig. 1 of this patent documentation, the remote control laser pen is realized Computerized remote-control by transmitting terminal circuit (a) and receiving terminal circuit (b), make laser pen controlling computer to carry out upper and lower page turning to bulletin, the speaker is convenient more in operation.In brief, China's utility application is on the basis of original laser pen No. 03270412.7, carry out data communication by radio transmitter and wireless receiving circuit, make laser pen possess the function of upper and lower page turning, become the remote control laser pen, concrete circuit has a detailed description in the instructions of No. the 03270412.7th, Chinese utility application and accompanying drawing, does not give unnecessary details at this.
Yet, the speaker is in the speech process, equipment such as general needs use microphone amplify, especially the audience more for a long time, this just makes the speaker may need a hand-held microphone, another handheld laser pointer, make troubles to the speaker, and when many times the speaker need express by body language, this trouble also can limit speaker's performance.
Therefore, provide a kind of real necessity that belongs to of remote control laser pen that has wireless microphone and laser pen function concurrently.
Summary of the invention
The purpose of this utility model provides a kind of remote control laser pen that has wireless microphone and laser pen function concurrently.
For realizing above-mentioned purpose of the present utility model, the remote control laser pen that the utility model provides comprises transmitting terminal circuit and receiving terminal circuit, comprise power supply, laser transmission circuit, remote signal transmitter module and microphone circuit in the transmitting terminal circuit, microphone circuit comprises the audio frequency input block of collecting voice signal and with the sound signal transmitter module of wireless mode audio signals; Receiving terminal circuit comprises sound signal receiver module, audio decoder, remote control signal receiving module and USB main control chip, the sound signal receiver module receives the sound signal that above-mentioned sound signal transmitter module sends with the wireless mode of correspondence, and handles the sound signal that receives by audio decoder.
Pass through said structure, remote control laser pen described in the utility model not only can be finished distant control function, speaker's sound can also be gathered by the transmitting terminal circuit, be wirelessly transmitted to receiving terminal circuit then, and by computer or other audio processing equipment sound is handled, amplified, have advantage easy to use, simple to operate.
Description of drawings
Fig. 1 is the transmitting terminal circuit of the utility model remote control laser pen and the structural representation of receiving terminal circuit;
Fig. 2 is the structural representation of another kind of embodiment of the receiving terminal circuit of the utility model remote control laser pen;
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment
Referring to shown in Figure 1, remote control laser pen described in the utility model comprises transmitting terminal circuit 1 and receiving terminal circuit 2.Transmitting terminal circuit 1 is hand-held by the speaker, and it comprises power supply 10, laser transmission circuit 11, remote signal transmitter module 14, audio frequency input block 12 and sound signal transmitter module 13.Receiving terminal circuit 2 connects computing machine, and it comprises sound signal receiver module 20, audio decoder 21, remote control signal receiving module 22 and USB main control chip.Connect (for example, infrared mode, RF-wise, the perhaps bluetooth approach) row communication of going forward side by side by wireless mode between transmitting terminal circuit 1 and the receiving terminal circuit 2.
Power supply 10 can be that common No. seven batteries or button lithium battery or the like are (certain, if do not consider the factor of volume, also can use No.5 cell), laser transmission circuit 11 comprises laser diode and driving circuit thereof, under the working power that power supply 10 provides, laser transmission circuit 10 sends light beam, finish the deixis of laser pen, 14 of remote signal transmitter modules send control signal (for example page turning control signal up and down described in the background technology etc.) under the working power that power supply 10 provides, this belongs to known prior art, the existing introduction in above-mentioned background technology.
Characteristics of the present utility model are to have integrated microphone circuit in transmitting terminal circuit 1, this microphone circuit comprises audio frequency input block 12 and sound signal transmitter module 13, audio frequency input block 12 is collected voice signals, sends to receiving terminal circuit 2 by sound signal transmitter module 13 in the mode of wireless transmit then.
Corresponding, receiving terminal circuit 2 comprises sound signal receiver module 20, (example is infrared mode, RF-wise as mentioned in the text for its wireless mode with correspondence, perhaps bluetooth approach etc.) sound signal sent of received audio signal transmitter module 13, give audio decoder 21 with this audio signal transmission then, be transferred to the computing machine microphone interface (certainly by audio decoder 21, it also can be other audio frequency multiplying arrangement, power amplifier or the like for example), by this voice signal of Computer Processing, the audience is exported in its amplification.Certainly, receiving terminal circuit 2 also comprises remote control signal receiving module 22 and USB main control chip 23, the control signal that above-mentioned remote signal transmitter module 14 sends is by remote control signal receiving module 22, be input to then in the USB main control chip 23, USB main control chip 23 connects USB interface of computer, makes control signal to be sent in the computing machine.
The utility model can also be made some other equivalence and change on the basis of above design, the another kind of embodiment of the receiving terminal circuit of the utility model remote control laser pen shown in Fig. 2 for example, the difference of the receiving terminal circuit 2 shown in itself and Fig. 1 b is, after audio decoder 21, increase A/D converting unit 22, the simulated audio signal of audio decoder 31 outputs is converted into digital audio and video signals by A/D converting unit 22, input to USB interface of computer by USB main control chip 23 then, by computing machine digital audio and video signals is carried out follow-up processing, the audience is exported in its amplification, and simultaneous computer is also handled accordingly to control signal.
It is emphasized that above-mentioned receiving terminal circuit 2 and receiving terminal circuit 3 can be powered by USB interface of computer.
Obviously, remote control laser pen described in the utility model not only can be finished distant control function, speaker's sound can also be gathered by the transmitting terminal circuit, be wirelessly transmitted to receiving terminal circuit then, and by computer or other audio processing equipment sound is handled, amplified, make the speaker can use this remote control laser pen to finish the sound amplification function of distant control function, deixis and microphone.
Certainly, those skilled in the art can also do the change of some equivalences according to design of the present utility model in this area to the utility model, for example, because the utility model remote control laser pen has radio microphone function, therefore it can cooperate recording software to finish the function of recording on computers, a kind of implementation of this function is: increase the recording operating key in the transmitting terminal circuit, and send instruction by operating key remote control laser pen, process to recording realizes controlled in wireless, for example begins recording, suspends recording, finishes recording, changes recording format etc.Various minor alterations and equivalent transformation based on this type of all should comprise within the described scope of claim.
Claims (7)
1. remote control laser pen, it comprises transmitting terminal circuit and receiving terminal circuit, comprise power supply and the laser transmission circuit and the remote signal transmitter module of powering in the transmitting terminal circuit, comprise remote control signal receiving module and the USB main control chip that is connected with remote control signal receiving module in the receiving terminal circuit by power supply;
It is characterized in that:
Be arranged on the microphone circuit in the transmitting terminal circuit, this microphone circuit comprises the audio frequency input block of collecting voice signal and with the sound signal transmitter module of wireless mode audio signals;
Be arranged on sound signal receiver module and audio decoder in the receiving terminal circuit, the sound signal receiver module receives the sound signal that above-mentioned sound signal transmitter module sends with the wireless mode of correspondence, and handles the sound signal that receives by audio decoder.
2. remote control laser pen according to claim 1 is characterized in that:
Further comprise in the receiving terminal circuit
Convert the simulated audio signal of audio decoder output the A/D converting unit of digital audio and video signals to, this A/D converting unit with digital data transmission to above-mentioned USB main control chip.
3. remote control laser pen according to claim 1 and 2 is characterized in that:
Described receiving terminal circuit is powered by USB interface.
4. remote control laser pen according to claim 1 is characterized in that:
The recording operating key of the process of recording being realized controlled in wireless is set in the described transmitting terminal circuit.
5. remote control laser pen according to claim 4 is characterized in that:
Described recording control comprises and begins recording, suspends recording, finishes recording, changes recording format.
6. remote control laser pen according to claim 1 is characterized in that:
Carry out communication by RF-wise or infrared mode or bluetooth approach between described transmitting terminal circuit and the receiving terminal circuit.
7. remote control laser pen according to claim 1 is characterized in that:
Described power supply is common No. seven batteries or button lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200496341U CN201017492Y (en) | 2007-03-20 | 2007-03-20 | Remote-control laser pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200496341U CN201017492Y (en) | 2007-03-20 | 2007-03-20 | Remote-control laser pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201017492Y true CN201017492Y (en) | 2008-02-06 |
Family
ID=39057991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200496341U Expired - Fee Related CN201017492Y (en) | 2007-03-20 | 2007-03-20 | Remote-control laser pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201017492Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106775004A (en) * | 2016-11-23 | 2017-05-31 | 广州视源电子科技股份有限公司 | Interactive device, data transmission method and system |
| CN107025786A (en) * | 2017-04-21 | 2017-08-08 | 王怡科 | A kind of remote-controlled launcher and remote-receiver based on visible ray |
-
2007
- 2007-03-20 CN CNU2007200496341U patent/CN201017492Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106775004A (en) * | 2016-11-23 | 2017-05-31 | 广州视源电子科技股份有限公司 | Interactive device, data transmission method and system |
| CN107025786A (en) * | 2017-04-21 | 2017-08-08 | 王怡科 | A kind of remote-controlled launcher and remote-receiver based on visible ray |
| CN107025786B (en) * | 2017-04-21 | 2020-05-22 | 王怡科 | Remote control transmitting device and remote control receiving device based on visible light |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080206 Termination date: 20110320 |