CN105608955B - A kind of implementation method for laser bar dynamic change of giving lessons - Google Patents

A kind of implementation method for laser bar dynamic change of giving lessons Download PDF

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Publication number
CN105608955B
CN105608955B CN201610151891.XA CN201610151891A CN105608955B CN 105608955 B CN105608955 B CN 105608955B CN 201610151891 A CN201610151891 A CN 201610151891A CN 105608955 B CN105608955 B CN 105608955B
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laser bar
audio signal
giving lessons
laser
mcu
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CN105608955A (en
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程翌
程依清
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Yancheng Manlan Information Technology Service Co ltd
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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B17/00—Teaching reading
    • G09B17/02—Line indicators or other guides or masks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B31/00—Arrangements for the associated working of recording or reproducing apparatus with related apparatus

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  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Optical Communication System (AREA)

Abstract

The present invention relates to a kind of implementation methods for laser bar dynamic change of giving lessons, a handheld terminal and one is provided to give lessons laser bar, an audio signal is sent to the laser bar of giving lessons by handheld terminal, audio signal that wireless communication module receives is converted into the drive signal of stepper motor by the MCU according to the height of the audio signal, and the retracted position realization for controlling USB interface when the laser bar of giving lessons is stood on desktop with profit is given lessons laser bar dancing.The present invention can realize the interaction of give lessons laser bar and handheld terminal.

Description

A kind of implementation method for laser bar dynamic change of giving lessons
Technical field
The present invention relates to electronic instruction appliance technology, especially a kind of realization side for laser bar dynamic change of giving lessons Method.
Background technology
Laser bar is the tool of existing multimedia teaching indispensability, however, existing laser bar is only intended to laser positioning, Storage data are not simply failed to, and interaction, in this way having a single function due to laser bar, Wu Fashi can not formed with user after school The storage of existing teacher's data carries and pastime.
Invention content
In view of this, the purpose of the present invention is to provide a kind of implementation method for laser bar dynamic change of giving lessons, can realize Handheld terminal controls laser bar dancing of giving lessons.
The present invention is realized using following scheme：It is hand-held whole to provide one for a kind of implementation method for laser bar dynamic change of giving lessons End and one is given lessons laser bar, and the laser bar of giving lessons includes column laser barred body, and the laser head of the column laser barred body is opposite End is provided with USB interface, is fixedly installed a sleeve in the middle part of the USB interface end, the sleeve is set in a reciprocating screw rod On, the reciprocating screw rod is driven by a stepper motor, is moved back and forth on reciprocating screw rod with the profit sleeve；The column laser The battery for being additionally provided with circuit board in barred body and powering for the circuit board；The circuit board includes a MCU, the MCU connections There is laser that module, stepper motor drive module, memory module, wireless communication module and key circuit occurs；The USB interface It is connect with the MCU；It is characterized in that：It realizes in the following way：
An audio signal is sent to the laser bar of giving lessons by handheld terminal, and the MCU connects wireless communication module The audio signal of receipts is converted into the drive signal of stepper motor according to the height of the audio signal, straight in the laser bar of giving lessons with profit The retracted position that USB interface is controlled when standing on desktop realizes laser bar dancing of giving lessons.
In an embodiment of the present invention, while the handheld terminal sends audio signal, the handheld terminal can be passed through The audio signal of transmission is synchronized broadcasting by loudspeaker.
In an embodiment of the present invention, the audio signal of the handheld terminal is recorded by the handheld terminal.
In an embodiment of the present invention, the MCU is also associated with LED lights driving circuit, the LED lights driving circuit For driving the LED lights for being embedded at the column laser bar body surface face；While the stepper motor work, the MCU roots The LED lights are driven to work through LED lights driving circuit according to the height of the audio signal of reception.
In an embodiment of the present invention, the MCU is also associated with audio drive circuitry, and the audio drive circuitry is used for Driving is set to the loudspeaker in the column laser bar body；While the stepper motor work, the MCU passes through audio signal The loudspeaker synchronize broadcasting.
In an embodiment of the present invention, the height according to audio signal is converted into the reality of the drive signal of stepper motor Now mode is：Audio signal is divided into five regions, is bass, middle bass, middle pitch, Hi-Mid and high pitch respectively；Each area Domain respectively corresponds to a kind of control instruction.
In an embodiment of the present invention, the bass, middle pitch and the corresponding control instruction of high pitch are to rotate forward；It is low in described Sound and the corresponding control instruction of Hi-Mid are reversions.
In an embodiment of the present invention, the audio signal of the handheld terminal be by the frequency conversion of shaking handheld terminal and At；The handheld terminal is sent to laser bar of giving lessons in real time in real time by the frequency conversion of shaking at audio signal；The shaking The mode of frequency and audio signal conversion includes the frequency of the frequency speed and amplitude size that will shake as node and audio signal Rate height is corresponded to.
In an embodiment of the present invention, the wireless communication module is bluetooth module.
In an embodiment of the present invention, the handheld terminal can will give lessons data transmission give the wireless communication module, And it stores and arrives the memory module.
The method of the present invention can send audio signal by handheld terminal, when standing on desktop to control laser bar of giving lessons, Retracted position can be automatically adjusted according to audio signal not only can store data, laser is given lessons to achieve the effect that dancing With, moreover it is possible to as a kind of games for play, there is preferable practical value.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is supporting structure schematic diagram of the present invention.
Fig. 3 is schematic block circuit diagram of the present invention.
Specific implementation mode
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and coordinate attached drawing, make detailed Carefully it is described as follows.
Fig. 1, Fig. 2 and Fig. 3 are referred to, the present embodiment provides a kind of implementation methods for laser bar dynamic change of giving lessons, including 2 opposite end of laser head of column laser barred body 1, the column laser barred body is provided with USB interface 3,3 end of the USB interface Middle part is fixedly installed a sleeve 4, and the sleeve is set on a reciprocating screw rod 5, and the reciprocating screw rod 5 is by a stepper motor 6 Driving is moved back and forth with the sharp sleeve 4 on reciprocating screw rod；In this way, USB interface can be preceding under the drive of reciprocating screw rod After stretch；The battery 8 for being additionally provided with circuit board 7 in the column laser barred body 1 and powering for the circuit board；The circuit board Including a MCU, the MCU be connected with laser occur module, stepper motor drive module, memory module, wireless communication module with And key circuit.It will be clear that it includes laser lamp drive circuit, laser lamp and corresponding group that module, which occurs, for laser Part is just no longer described in detail here since these have all been the prior arts.The USB interface is connect with the MCU； The present invention realizes in the following way according to above-mentioned laser bar of giving lessons：An audio signal is sent to described by handheld terminal It gives lessons laser bar, the audio signal that wireless communication module receives is converted into stepping by the MCU according to the height of the audio signal The drive signal of motor, the retracted position realization for controlling USB interface when the laser bar of giving lessons is stood on desktop with profit are given lessons Laser bar is danced.
In order to avoid laser bar dancing process is toppled over, a supporting rack can be provided, which includes a pedestal 9, setting Strut 10 on pedestal and it is arranged and is used to limit and help the spacing ring 11 for laser bar of giving lessons in strut end.
In an embodiment of the present invention, while the handheld terminal sends audio signal, the handheld terminal can be passed through The audio signal of transmission is synchronized broadcasting by loudspeaker.In this way, along with music, the retracted position of USB interface changes, and gives people one Plant feeling of the implementation method in dancing for laser bar dynamic change of giving lessons.
In addition, in the present embodiment, the audio signal of the handheld terminal can be that the handheld terminal is recorded, i.e., audio can To be the sound recorded, include the spoken sounds of user, oneself can be controlled as the voice users sent out, to accomplish to swash with this Light is given lessons the interaction of stick.
In an embodiment of the present invention, the MCU is also associated with LED lights driving circuit, and the MCU is according to the sound of reception The LED lights that the height of frequency signal is embedded at the column laser bar body surface face through the driving of LED lights driving circuit work（In figure Do not illustrate the position of LED lights）.Lighting effects are integrated into giving lessons laser barred body, are changed with retracted position, can improved mutually Effect that is dynamic and dancing.
In an embodiment of the present invention, the MCU is also associated with audio drive circuitry, and the MCU is according to audio signal While controlling the USB interface retracted position through audio drive circuitry by be set to the loudspeaker in the column laser bar body into Row plays.It is arranged by the loudspeaker, which can be danced by the audio file being stored in memory, Accomplish to play music when jumping, if it is the user voice of recording, moreover it is possible to accomplish that sound shape has, such as：It records and " jumps, jump, I jumps Jump " as one section of voice just look like that laser pen oneself of giving lessons is spoken on side when playing, side action.Reach preferably dynamic State effect.
In an embodiment of the present invention, the height according to audio signal is converted into the reality of the drive signal of stepper motor Now mode is：Audio signal is divided into five regions, is bass, middle bass, middle pitch, Hi-Mid and high pitch respectively；Each area Domain respectively corresponds to a kind of control instruction.The present invention is not limited thereto system, the realization method can also there are many, in the present embodiment It is since the frequency range of music is about that, by the restriction of range, can be incited somebody to action in 20Hz---20KHz using subregion control Entire range is converted into simple several control instructions, and not only design is convenient, but also the variation of state is more apparent.
In an embodiment of the present invention, the bass, middle pitch and the corresponding control instruction of high pitch are to rotate forward；It is low in described Sound and the corresponding control instruction of Hi-Mid are reversions.Due to using step motor control, its rotation can be accurately controlled The number of turns ensures the telescopic effect of USB interface.
In an embodiment of the present invention, the audio signal of the handheld terminal be by the frequency conversion of shaking handheld terminal and At；The handheld terminal is sent to laser bar of giving lessons in real time in real time by the frequency conversion of shaking at audio signal；The shaking The mode of frequency and audio signal conversion includes the frequency of the frequency speed and amplitude size that will shake as node and audio signal Rate height is corresponded to.In this way, user can shake handheld terminal to beat in the music for listening external environment in conjunction with oneself It claps, accomplishes better interaction effect, which can be mobile phone.
In an embodiment of the present invention, the wireless communication module is bluetooth module.
The method of the present invention can be stored the content of user's teaching to this by USB interface in the memory for laser pen of giving lessons, Before giving lessons, it can play as long as the content of storage is copied in multimedia equipment, in an embodiment of the present invention, the hand Data transmission can will be given lessons to the wireless communication module by holding terminal, and is stored and arrived the memory module.On the data can be Hold within the class period, can also be audio data, is not limited thereto system here.In the present embodiment, due to using wireless communication module, and Have information storage function, can also be as the function of friend-making information exchange, after class, student will obtain the correspondent party of teacher Contact method, that is, card information can be stored in memory by formula, user, user by the button operation of the key circuit, Student to sending out request directly transmits card information, meanwhile, can also receive student transmission card information, solve give lessons it is sharp The function of laser positioning when light pen is only used for giving lessons, it is user-friendly to the greatest extent.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with Modification should all belong to the covering scope of the present invention.

Claims (7)

1. a kind of implementation method for laser bar dynamic change of giving lessons, a handheld terminal and one is provided and is given lessons laser bar, it is described to give lessons Laser bar includes column laser barred body, and the laser head opposite end of the column laser barred body is provided with USB interface, and the USB connects Mouth is fixedly installed a sleeve in the middle part of end, and the sleeve is set on a reciprocating screw rod, and the reciprocating screw rod is by stepping electricity Machine drives, and is moved back and forth on reciprocating screw rod with the profit sleeve；Be additionally provided in the column laser bar body circuit board and For the battery of circuit board power supply；The circuit board includes a MCU, and the MCU is connected with laser and module, stepper motor drive occurs Dynamic model block, memory module, wireless communication module and key circuit；The USB interface is connect with the MCU；It is characterized in that： It realizes in the following way：
An audio signal is sent to the laser bar of giving lessons by handheld terminal, and the MCU receives wireless communication module Audio signal is converted into the drive signal of stepper motor according to the height of the audio signal, is stood in the laser bar of giving lessons with profit The retracted position that USB interface is controlled when on desktop realizes laser bar dancing of giving lessons；
The MCU is also associated with audio drive circuitry, and the audio drive circuitry is set to the column laser for driving Loudspeaker in barred body；While the stepper motor work, audio signal is synchronized broadcasting by the MCU through the loudspeaker；
The realization method that the height according to audio signal is converted into the drive signal of stepper motor is：Audio signal is divided into Five regions are bass, middle bass, middle pitch, Hi-Mid and high pitch respectively；Each region respectively corresponds to a kind of control instruction；
The bass, middle pitch and the corresponding control instruction of high pitch are to rotate forward；The middle bass and the corresponding control of Hi-Mid refer to It is reversion to enable.
2. a kind of implementation method of laser bar dynamic change of giving lessons according to claim 1, it is characterised in that：It is described hand-held While terminal sends audio signal, the audio signal of transmission can be synchronized into broadcasting by the loudspeaker of the handheld terminal.
3. a kind of implementation method of laser bar dynamic change of giving lessons according to claim 1, it is characterised in that：It is described hand-held The audio signal of terminal is recorded by the handheld terminal.
4. a kind of implementation method of laser bar dynamic change of giving lessons according to claim 1, it is characterised in that：The MCU It is also associated with LED lights driving circuit, the LED lights driving circuit is embedded at the column laser bar body surface face for driving LED lights；While the stepper motor work, the MCU drives according to the height of the audio signal of reception through LED lights LED lights described in circuit drives work.
5. a kind of implementation method of laser bar dynamic change of giving lessons according to claim 1, it is characterised in that：It is described hand-held The audio signal of terminal is formed by the frequency conversion of shaking handheld terminal；The handheld terminal is in real time by the frequency conversion of shaking At audio signal, and it is sent to laser bar of giving lessons in real time；The slosh frequency and the mode of audio signal conversion include that will shake Frequency speed and amplitude size carried out as the frequency height of node and audio signal it is corresponding.
6. a kind of implementation method of laser bar dynamic change of giving lessons according to claim 1, it is characterised in that：It is described wireless Communication module is bluetooth module.
7. a kind of implementation method of laser bar dynamic change of giving lessons according to claim 1, it is characterised in that：The hand Data transmission can will be given lessons to the wireless communication module by holding terminal, and is stored and arrived the memory module.
CN201610151891.XA 2016-03-17 2016-03-17 A kind of implementation method for laser bar dynamic change of giving lessons Active CN105608955B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6022126A (en) * 1996-07-04 2000-02-08 Sekinos Co., Ltd. Laser pointer
CN201226191Y (en) * 2008-01-06 2009-04-22 李金鑫 Automatic telescoping ferule
CN101800796A (en) * 2009-02-09 2010-08-11 英华达股份有限公司 Portable communication device and incoming call notification control method thereof
CN201903991U (en) * 2010-12-01 2011-07-20 贾朝阳 Multifunctional pointer
CN203102664U (en) * 2013-03-25 2013-07-31 籍丹宁 Multifunctional pointer for international economic and trade
CN203573520U (en) * 2013-09-28 2014-04-30 陈亚利 Novel multifunctional teaching rod
CN103861294A (en) * 2014-02-27 2014-06-18 小米科技有限责任公司 Doll control method and device as well as doll

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6022126A (en) * 1996-07-04 2000-02-08 Sekinos Co., Ltd. Laser pointer
CN201226191Y (en) * 2008-01-06 2009-04-22 李金鑫 Automatic telescoping ferule
CN101800796A (en) * 2009-02-09 2010-08-11 英华达股份有限公司 Portable communication device and incoming call notification control method thereof
CN201903991U (en) * 2010-12-01 2011-07-20 贾朝阳 Multifunctional pointer
CN203102664U (en) * 2013-03-25 2013-07-31 籍丹宁 Multifunctional pointer for international economic and trade
CN203573520U (en) * 2013-09-28 2014-04-30 陈亚利 Novel multifunctional teaching rod
CN103861294A (en) * 2014-02-27 2014-06-18 小米科技有限责任公司 Doll control method and device as well as doll

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