CN104252798A - Early education machine system - Google Patents
Early education machine system Download PDFInfo
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- CN104252798A CN104252798A CN201310268546.0A CN201310268546A CN104252798A CN 104252798 A CN104252798 A CN 104252798A CN 201310268546 A CN201310268546 A CN 201310268546A CN 104252798 A CN104252798 A CN 104252798A
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Abstract
The invention is applicable to the field of early education machines and provides an early education machine system. A camera is used to scan a two-dimension code of a card. After the camera collects two-dimension code information, a controller identifies a page number identification contained in the two-dimension code information and reads card contents corresponding to the page number identification. After the controller reads the scanned card contents of the current card, a child can learn the card contents.
Description
Technical field
The invention belongs to early learning machine field, particularly relate to a kind of early learning machine system.
Background technology
Quick Response Code (2-Dimensional Bar Code), also known as two-dimensional bar code, originates from Japan the earliest, and it is with specific geometric figure according to certain rules at the chequered with black and white figure of the upper distribution of plane (two-dimensional directional), is a key of all information datas.In modern commerce activity, attainable application is very extensive, as: product false proof/trace to the source, advertisement pushing, web site url, data download, commodity transaction, location/navigation, electronic certificate, vehicle management etc.
In the early learning machine of current use, the normal page number adopting LED card detection technique identification card.Because the antijamming capability of LED card detection technique to environmental factor (such as humidity, light and PCB surface ion) is more weak, cause the page number of identification or None-identified card by mistake; In addition, the complex manufacturing degree of LED card detection technique is higher.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of early learning machine system, is intended to adopt planar bar code technology in early learning machine, to identify the page number of card, reads the card content of this page number.
The embodiment of the present invention is achieved in that a kind of early learning machine system, and described early learning machine system comprises:
Gather the camera of the 2 D code information on card;
First clock end and the first data terminal connect the 4th clock end and the 4th data terminal of described camera respectively, identify and the page number mark that described 2 D code information comprises read the controller of card content corresponding to described page number mark.
Further, described early learning machine system also comprises:
3rd clock end and the 3rd data terminal connect the 4th clock end and the 4th data terminal of described camera respectively, second clock end and the second data terminal connect the first clock end and first data terminal of described controller respectively, identify and the page number mark that described 2 D code information comprises send the digital signal processor of described page number mark to described controller.
Further, described camera adopts CMOS camera;
Described early learning machine system also comprises:
Be positioned at the opposite face of the described CMOS camera relative to described card, to the infrared illuminator that card irradiates.
Further, described CMOS camera adopts model to be the CMOS camera of OV7740.
Further, described early learning machine system also comprises:
Adopt wireless connections with described controller, gather the mobile terminal of the 2 D code information on card.
Further, described camera adopts camera chip U2,
4th clock pins of described camera chip U2 and the 4th data pin are respectively the 4th clock end and the 4th data terminal of described camera.
Further, described controller adopts control chip U1, and first clock pins of described control chip U1 and the first data pin are the first clock end and first data terminal of described controller.
Further, described digital signal processor adopts digital signal processing chip U3,
3rd clock pins of described digital signal processing chip U3, the 3rd data pin, the 4th clock pins and the 4th data pin are respectively the 3rd clock end of described digital signal processor, the 3rd data terminal, the 4th clock end and the 4th data terminal.
Further, described 2 D code information is QR 2 D code information.
The invention provides a kind of early learning machine system, the Quick Response Code of camera to card is adopted to scan, after camera collection to the picture comprising 2 D code information, controller carries out image characteristics extraction to the picture that this comprises 2 D code information, to obtain 2 D code information, identify the page number mark that this 2 D code information comprises, read the card content that this page number mark is corresponding; Thus after device to be controlled has read the card content of the card of this Current Scan, children can learn for this card content.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the composition structural drawing of the early learning machine system that the embodiment of the present invention provides;
Fig. 2 is the physical circuit figure of the early learning machine system that the embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In order to technical solutions according to the invention are described, be described below by specific embodiment.
Fig. 1 shows the structure of the driving circuit that the embodiment of the present invention provides, and for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention, details are as follows.
A kind of early learning machine system, described early learning machine system comprises:
Gather the camera 2 of the 2 D code information on card;
First clock end and the first data terminal connect the 4th clock end and the 4th data terminal of described camera 2 respectively, identify and the page number mark that described 2 D code information comprises read the controller 1 of card content corresponding to described page number mark.
It should be noted that, adopt camera 2 to obtain picture card comprising 2 D code information, after existing image processing techniques process, identify the 2 D code information of black and white.
It should be noted that, the card content that card is recorded comprises Quick Response Code and the information such as picture, word for learning.Meanwhile, the page number mark of memory card and the card content of correspondence in controller 1.By scanning this Quick Response Code to obtain 2 D code information, thus identify the page number mark comprised in this 2 D code information; Such as: card side is printed on the QR Quick Response Code of version 3, for EQ-1-10, the coding rule of this QR Quick Response Code is: the page number of this card is designated the 10th page in first set EQ card.
It should be noted that, comprise stack Quick Response Code, row row formula Quick Response Code and matrix two-dimensional code for the Quick Response Code recording page number mark.
As one embodiment of the invention, in order to provide identification accuracy and error correcting capability, the Quick Response Code that the present invention adopts is QR Quick Response Code, and described 2 D code information is QR 2 D code information.
As one embodiment of the invention, in order to improve the degree of accuracy that 2 D code information gathers, described camera 2 adopts CMOS camera;
Meanwhile, described early learning machine system also comprises: the opposite face being positioned at the described CMOS camera relative to described card, to the infrared illuminator that card irradiates.
In the present embodiment, card is positioned at the card slot of early learning machine; When CMOS camera needs to gather 2 D code information, the region that card has Quick Response Code adopts the luminous permutation of infrared illuminator composition to irradiate, CMOS camera is at the opposite side of the described luminous permutation relative to described card, gather the picture of 2 D code information, thus, obtain 2 D code information.
As one embodiment of the invention, described CMOS camera adopts model to be the CMOS camera of OV7740.
As one embodiment of the invention, in order to provide the recognition efficiency of 2 D code information, or when the calculation process speed of controller 1 is lower, described early learning machine system also comprises:
3rd clock end and the 3rd data terminal connect the 4th clock end and the 4th data terminal of described camera 2 respectively, second clock end and the second data terminal connect the first clock end and first data terminal of described controller 1 respectively, identify and the page number mark that described 2 D code information comprises send the digital signal processor 3 of described page number mark to described controller 1.
The picture of 2 D code information adopting digital signal processor 3 to obtain from camera 2, carry out feature extraction to identify the position of Quick Response Code in card and 2 D code information, this 2 D code information of decoding identifies to obtain the page number.
In addition, as one embodiment of the invention, in order to expand the applicable scene of early learning machine, described early learning machine system also comprises:
Adopt wireless connections with described controller 1, gather the mobile terminal of the 2 D code information on card.
It should be noted that, described mobile terminal comprises the mobile terminal that smart mobile phone, IPAD etc. have two-dimensional code authentication function, such as: after Quick Response Code identification software being installed at smart mobile phone end, start this Quick Response Code identification software, the Quick Response Code adopting camera to aim at card scans (when aiming at, camera meeting automatic camera), this Quick Response Code identification software identifies this 2 D code information, to identify the page number mark that this 2 D code information comprises.
Standby communication terminal is sent to controller 1 by wireless network after identifying the page number mark of card, and controller 1 reads out card content corresponding to this page number mark.
As one embodiment of the invention, described camera 2 adopts camera chip U2,
The 4th clock pins CLK4 of described camera chip U2 and the 4th data pin D4 is respectively the 4th clock end and the 4th data terminal of described camera 2.
As one embodiment of the invention, described controller 1 adopts control chip U1, and the first clock pins D1 of described control chip U1 and the first data pin CLK1 is the first clock end and first data terminal of described controller 1.
As one embodiment of the invention, described digital signal processor 3 adopts digital signal processing chip U3,
3rd clock pins CLK3, the 3rd data pin D3 of described digital signal processing chip U3, the 4th clock pins CLK4 and the 4th data pin D4 are respectively the 3rd clock end of described digital signal processor 3, the 3rd data terminal, the 4th clock end and the 4th data terminal.
Below in conjunction with Fig. 2, adopt control chip U1 for described controller 1, described camera 2 adopt camera chip U2, described digital signal processor 3 adopts digital signal processing chip U3, the principle of work of the early learning machine system that the present embodiment provides is described:
The Quick Response Code of camera 2 pairs of cards is adopted to scan, collect after the picture comprising 2 D code information until camera chip U2, by the 4th data pin D4, this picture is sent to digital signal processing chip U3, the 3rd data pin D3 of digital signal processing chip U3 receives this picture comprising 2 D code information; Meanwhile, carry out clock control by the 4th clock pins CLK4 of camera chip U2 and the 3rd clock pins CLK3 of digital signal processing chip U3, carry out synchronous transmission to keep the image data between the 4th data pin D4 of camera chip U2 and the 3rd data pin D3 of digital signal processing chip U3.
Digital signal processing chip U3 carries out image characteristics extraction to the picture that this comprises 2 D code information, to obtain 2 D code information, identifies the page number mark that this 2 D code information comprises; Digital signal processing chip U3 sends the first data pin CLK1 of this page number mark to control chip U1 by the second data pin; Simultaneously, by the second clock pin of digital signal processing chip U3 and the first clock pins D1 of control chip U1, between second data pin of control figure signal processing chip U3 and the first data pin CLK1 of control chip U1, carry out the synchronous transmission comprising the data that the page number identifies.
After chip U1 to be controlled receives the page number mark of the card of Current Scan, read the card content that this page number mark is corresponding, children can learn for this card content.
Embodiments provide a kind of early learning machine system, the Quick Response Code of camera to card is adopted to scan, collect after the picture comprising 2 D code information until camera chip U2, digital signal processing chip U3 carries out image characteristics extraction to the picture that this comprises 2 D code information, to obtain 2 D code information, identify the page number mark that this 2 D code information comprises; After chip U1 to be controlled receives the page number mark of the card of Current Scan, read the card content that this page number mark is corresponding, children can learn for this card content.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention; make some equivalent alternative or obvious modification without departing from the inventive concept of the premise; and performance or purposes identical, all should be considered as belonging to the scope of patent protection that the present invention is determined by submitted to claims.
Claims (9)
1. an early learning machine system, is characterized in that, described early learning machine system comprises:
Gather the camera of the 2 D code information on card;
First clock end and the first data terminal connect the 4th clock end and the 4th data terminal of described camera respectively, identify and the page number mark that described 2 D code information comprises read the controller of card content corresponding to described page number mark.
2. the system as claimed in claim 1, is characterized in that, described early learning machine system also comprises:
3rd clock end and the 3rd data terminal connect the 4th clock end and the 4th data terminal of described camera respectively, second clock end and the second data terminal connect the first clock end and first data terminal of described controller respectively, identify and the page number mark that described 2 D code information comprises send the digital signal processor of described page number mark to described controller.
3. the system as claimed in claim 1, is characterized in that, described camera adopts CMOS camera;
Described early learning machine system also comprises:
Be positioned at the opposite face of the described CMOS camera relative to described card, to the infrared illuminator that card irradiates.
4. the system as claimed in claim 1, is characterized in that, described CMOS camera adopts model to be the CMOS camera of OV7740.
5. the system as claimed in claim 1, is characterized in that, described early learning machine system also comprises:
Adopt wireless connections with described controller, gather the mobile terminal of the 2 D code information on card.
6. system as claimed in claim 2, is characterized in that, described camera adopts camera chip U2,
4th clock pins of described camera chip U2 and the 4th data pin are respectively the 4th clock end and the 4th data terminal of described camera.
7. system as claimed in claim 2, is characterized in that, described controller adopts control chip U1, and first clock pins of described control chip U1 and the first data pin are the first clock end and first data terminal of described controller.
8. system as claimed in claim 2, is characterized in that, described digital signal processor adopts digital signal processing chip U3,
3rd clock pins of described digital signal processing chip U3, the 3rd data pin, the 4th clock pins and the 4th data pin are respectively the 3rd clock end of described digital signal processor, the 3rd data terminal, the 4th clock end and the 4th data terminal.
9. the system as claimed in claim 1, is characterized in that, described 2 D code information is QR 2 D code information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310268546.0A CN104252798A (en) | 2013-06-28 | 2013-06-28 | Early education machine system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310268546.0A CN104252798A (en) | 2013-06-28 | 2013-06-28 | Early education machine system |
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| CN104252798A true CN104252798A (en) | 2014-12-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI720977B (en) * | 2016-04-12 | 2021-03-11 | 智捷有限公司 | Education learning method and computer program thereof |
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| CN102194095A (en) * | 2010-03-08 | 2011-09-21 | 深圳市王菱科技开发有限公司 | Plane medium mark and electronic reading device associated operating system |
| CN102723005A (en) * | 2012-05-15 | 2012-10-10 | 深圳Tcl新技术有限公司 | Interactive education method, system and audio and video display equipment |
| WO2013061174A2 (en) * | 2011-10-26 | 2013-05-02 | Nds Limited | Two-dimensional barcode system |
| CN203311655U (en) * | 2013-06-28 | 2013-11-27 | 步步高教育电子有限公司 | Early education machine system |
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- 2013-06-28 CN CN201310268546.0A patent/CN104252798A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101030333A (en) * | 2007-03-26 | 2007-09-05 | 屠琳 | Titles selector and its studying system |
| CN102194095A (en) * | 2010-03-08 | 2011-09-21 | 深圳市王菱科技开发有限公司 | Plane medium mark and electronic reading device associated operating system |
| WO2013061174A2 (en) * | 2011-10-26 | 2013-05-02 | Nds Limited | Two-dimensional barcode system |
| CN102723005A (en) * | 2012-05-15 | 2012-10-10 | 深圳Tcl新技术有限公司 | Interactive education method, system and audio and video display equipment |
| CN203311655U (en) * | 2013-06-28 | 2013-11-27 | 步步高教育电子有限公司 | Early education machine system |
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| TWI720977B (en) * | 2016-04-12 | 2021-03-11 | 智捷有限公司 | Education learning method and computer program thereof |
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Application publication date: 20141231 |