CN2657103Y - Laser pen with up-down page-turning button and radio transceiver - Google Patents
Laser pen with up-down page-turning button and radio transceiver Download PDFInfo
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- CN2657103Y CN2657103Y CNU032704127U CN03270412U CN2657103Y CN 2657103 Y CN2657103 Y CN 2657103Y CN U032704127 U CNU032704127 U CN U032704127U CN 03270412 U CN03270412 U CN 03270412U CN 2657103 Y CN2657103 Y CN 2657103Y
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- 101100108191 Vibrio parahaemolyticus serotype O3:K6 (strain RIMD 2210633) add gene Proteins 0.000 claims description 3
- 101150060298 add2 gene Proteins 0.000 claims description 3
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- 230000003993 interaction Effects 0.000 description 2
- 101150019028 Antp gene Proteins 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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Abstract
The utility model discloses a laser pen with an up-down page-turning button and a radio transceiver, which comprises batteries, a drive circuit of a laser diode, a laser diode, a transmitting end circuit and a receiving end circuit, wherein the transmitting end circuit is composed of an up-down page-turning button, an encoder and a radio transmitting device connected with a transmitting antenna, the receiving end circuit is composed of a radio receiving device connected with a receiving antenna, a decoder and an interface converter, and the other end of the interface converter is connected with a computer. The up-down page-turning control of the computer can be finished by the standard interfaces, such as serial ports, U S B, etc. and the corresponding drive program of the computer as long as up-down page-turning signals sent by the laser pen can be faultlessly transmitted to the computer. When the up-down page-turning button of the laser pen is pressed, the function is similar to press a 'P a g e U p' and a 'P a g e D o w n' buttons on a computer keyboard.
Description
Affiliated technology neck city
The utility model relates to laser pen, relates in particular to a kind of up and down laser pen of page-turning button and wireless transmitter that has.
Background technology
Laser pen (English name is Laser pointer) cooperates multimedia projector (Projector) to use, and is widely used in occasions such as teaching and speech.Common laser pen generally is made up of battery, laser diode and laser diode driver circuit.During use, when pressing shift knob connection laser tube driving circuit, laser diode can penetrate beam of laser, and this light beam projects on screen or the wall, can form a luminous point, is used to the content of indicating the speaker telling about.This laser pen can not carry out interaction with computing machine.The speaker can only be near computing machine, on one side the operational computations machine, use laser pen to explain on one side.
Summary of the invention
The purpose of this utility model is that it provides a kind of up and down laser pen of page-turning button and wireless transmitter that has, by in laser pen, adding upper and lower page turning (PageDown, PageUp) button and wireless transmitter, make laser pen to transmit page turn information up and down to computing machine, thereby make the speechmaker can be within the specific limits free movable, thereby can be better and audience's interaction, communication.
In order to achieve the above object, the technical solution adopted in the utility model is as follows: comprise battery, laser diode driver circuit, laser diode; It is characterized in that also comprising transmitting terminal circuit, receiving terminal circuit, wherein:
1) transmitting terminal circuit: by upper and lower page-turning button, scrambler, the wireless launcher that is connected with emitting antenna is formed; Upper and lower page-turning button connects scrambler, the output terminal of a termination scrambler of wireless launcher, another termination antenna of wireless launcher;
2) receiving terminal circuit: by the radio receiver that is connected with receiving antenna, demoder, interface convertor is formed; The input termination radio receiver of demoder, the output terminal of the input termination demoder of interface convertor, another termination computing machine of interface convertor.
The useful effect that the utlity model has is: be to finish operation to computing machine by add upper and lower page turning (PageDown, PageUp) button and wireless transmitter in laser pen.As long as be transferred to computing machine the signal of the page turning up and down zero defect that laser pen can be sent, by computer standard interface and corresponding driving programs such as serial port, USB, just can finish the control of page turning up and down to computing machine, make when pressing the page-turning button up and down of laser pen, be equal to " Pageup " and " PageDown " button of pressing on the computer keyboard.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is a structural principle block diagram of the present utility model;
Fig. 2 is the former line of reasoning of transmitting terminal circuit structure of the present utility model;
Fig. 3 is receiving terminal circuit structural principle of the present utility model road.
Embodiment
Shown in Fig. 1 a, Fig. 1 b, comprise battery, laser diode driver circuit, laser diode; It is characterized in that also comprising transmitting terminal circuit, receiving terminal circuit, wherein:
1) transmitting terminal circuit: by upper and lower page-turning button, scrambler, the wireless launcher that is connected with emitting antenna is formed; Upper and lower page-turning button connects scrambler, the output terminal of a termination scrambler of wireless launcher, another termination antenna of wireless launcher;
2) receiving terminal circuit: by the radio receiver that is connected with receiving antenna, demoder, interface convertor is formed; The input termination radio receiver of demoder, the output terminal of the input termination demoder of interface convertor, another termination computing machine of interface convertor.
As shown in Figure 2, the transmitting terminal circuit: two buttons of upper and lower page turning are connected to as two address pins add1 of the coding chip 2262 of scrambler and add2, the 17 pin output of the encoded chip 2262 of output pulse, enter the ASK pin as the monolithic radio frequency emission integrated circuit MICRF102 of wireless launcher, the radiofrequency signal that MICRF102 produces connects the emission of printed board tours antenna;
As shown in Figure 3, receiving terminal circuit: radio receiver is monolithic superheterodyne reception integrated circuit MICRF002, wherein antenna is received the ANT pin of this chip, the output DO pin of this chip connects the Din input end as the decoding chip 2272 of demoder, as the ADDR output terminal of the P1 termination decoding chip 2272 of the general-purpose serial bus USB interface chip CY7C63001 of interface convertor, the USB interface end of chip CY7C63001 connects computing machine through usb bus.
Fig. 2 is that of the technical program transmitting terminal realizes circuit.Upper and lower page turning PageUp, PageDown button are realized by two contact buttons of often opening.These two buttons are connected to two the address pins add1 and the add2 of coding chip 2262, thereby carry out geocoding.After button was pressed, the output pulse of scrambler was exported through 2262 17 pin, entered the ASK pin of monolithic radio frequency emission integrated circuit MICRF102, and the radiofrequency signal that MICRF102 produces is launched by the printed board tours antenna.Among the figure, ANTP and ANTM pin connect the printed board tours antenna.The connection of other lead-in wire of MICRF102 and the data of tours antenna are asked for an interview the chip handbook.The driving circuit of laser diode adopts simple mode, and wherein resistance R 1 constitutes charging and discharging circuit with capacitor C 1, the voltage of unexpected saltus step occurs with the two ends of avoiding laser diode.When the shift knob of often opening was pressed, laser diode had laser output, can be used for the speech indication this moment.
Fig. 3 is the realization circuit of the technical program receiving end.Wireless receiving adopts monolithic superheterodyne reception integrated circuit MICRF002, and wherein antenna is received the ANT pin of this chip.The DO pin is the output pin of this chip.MICRF002 amplifies inside to the received signal, superhet demodulation, signal shaping, and therefore the signal of output has been a baseband digital signal.Other pin connection of MICRF002 sees also this chip handbook.Demoder is 2272 in this realization, and wherein the Din pin meets the output DO of MICRF002.The P1 mouth that the address wire of demoder output is received USB chip CY7C63001 carries out software decoding, by CY7C63001 the information translation that corresponding upper and lower page turning PageUp, PageDown knob are pressed is become the USB form then, send to computing machine by usb bus, be converted to the keyboard message of PageUp and PageDown by the driver of computer run.
Claims (2)
1, the laser pen of page-turning button and wireless transmitter about a kind of having comprises battery, laser diode driver circuit, laser diode; It is characterized in that also comprising transmitting terminal circuit, receiving terminal circuit, wherein:
1) transmitting terminal circuit: by upper and lower page-turning button, scrambler, the wireless launcher that is connected with emitting antenna is formed; Upper and lower page-turning button connects scrambler, the output terminal of a termination scrambler of wireless launcher, another termination antenna of wireless launcher;
2) receiving terminal circuit: by the radio receiver that is connected with receiving antenna, demoder, interface convertor is formed; The input termination radio receiver of demoder, the output terminal of the input termination demoder of interface convertor, another termination computing machine of interface convertor.
2, the laser pen of page-turning button and wireless transmitter about a kind of having according to claim 1 is characterized in that:
1) transmitting terminal circuit: two buttons of upper and lower page turning are connected to as two address pins (add1) of the coding chip 2262 of scrambler and (add2), (17) pin output of the encoded chip 2262 of output pulse, enter (ASK) pin as the monolithic radio frequency emission integrated circuit MICRF102 of wireless launcher, the radiofrequency signal that MICRF102 produces connects the emission of printed board tours antenna;
2) receiving terminal circuit: radio receiver is monolithic superheterodyne reception integrated circuit MICRF002, wherein antenna is received this chip (ANT) pin, the output of this chip (DO) pin connects (Din) input end as the decoding chip 2272 of demoder, as (ADDR) output terminal of (P1) termination decoding chip 2272 of the general-purpose serial bus USB interface chip CY7C63001 of interface convertor, the USB interface end of chip CY7C63001 connects computing machine through usb bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032704127U CN2657103Y (en) | 2003-09-23 | 2003-09-23 | Laser pen with up-down page-turning button and radio transceiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032704127U CN2657103Y (en) | 2003-09-23 | 2003-09-23 | Laser pen with up-down page-turning button and radio transceiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2657103Y true CN2657103Y (en) | 2004-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032704127U Expired - Fee Related CN2657103Y (en) | 2003-09-23 | 2003-09-23 | Laser pen with up-down page-turning button and radio transceiver |
Country Status (1)
| Country | Link |
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| CN (1) | CN2657103Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007028331A1 (en) * | 2005-09-10 | 2007-03-15 | Hsi-Ching Tuan | Laser mouse pen |
| CN100423035C (en) * | 2005-04-28 | 2008-10-01 | 廖锦新 | Radio control device and method for multimedium teaching |
| CN102073395A (en) * | 2011-02-25 | 2011-05-25 | 上海交通大学 | Wireless laser pen interaction system based on field programmable gate array (FPGA) |
| CN102419646A (en) * | 2011-12-30 | 2012-04-18 | 深圳市迈乐数码科技股份有限公司 | Wireless laser pointer with air mouse function |
| CN103941924A (en) * | 2014-04-25 | 2014-07-23 | 锐达互动科技股份有限公司 | Interactive projection device and method for conducting infrared light coding and decoding and method thereof |
-
2003
- 2003-09-23 CN CNU032704127U patent/CN2657103Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100423035C (en) * | 2005-04-28 | 2008-10-01 | 廖锦新 | Radio control device and method for multimedium teaching |
| WO2007028331A1 (en) * | 2005-09-10 | 2007-03-15 | Hsi-Ching Tuan | Laser mouse pen |
| CN102073395A (en) * | 2011-02-25 | 2011-05-25 | 上海交通大学 | Wireless laser pen interaction system based on field programmable gate array (FPGA) |
| CN102073395B (en) * | 2011-02-25 | 2012-08-29 | 上海交通大学 | Wireless laser pen interaction system based on field programmable gate array (FPGA) |
| CN102419646A (en) * | 2011-12-30 | 2012-04-18 | 深圳市迈乐数码科技股份有限公司 | Wireless laser pointer with air mouse function |
| CN103941924A (en) * | 2014-04-25 | 2014-07-23 | 锐达互动科技股份有限公司 | Interactive projection device and method for conducting infrared light coding and decoding and method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |