CN205692185U - A kind of near field identifies device - Google Patents
A kind of near field identifies device Download PDFInfo
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- CN205692185U CN205692185U CN201620466383.6U CN201620466383U CN205692185U CN 205692185 U CN205692185 U CN 205692185U CN 201620466383 U CN201620466383 U CN 201620466383U CN 205692185 U CN205692185 U CN 205692185U
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Abstract
A kind of near field identifies device, including identifying body and identified body, described identification body includes that the plug-in reader that microcontroller is connected with the input of microcontroller with at least one, described plug-in reader are provided with multiple concentric circular, and the concentric circular of described plug-in reader all scribbles conductive carbon powder；Described identified body is provided with and matches with plug-in reader and concentric circular that quantity is identical, the concentric circular of described identified body completely or partially scribbles conductive carbon powder by set coding, the outfan of described microcontroller is connected with application apparatus, near field of the present utility model identifies that installation cost is low, simple to operate, and communication efficiency is good, it is well positioned to meet the demand of user.
Description
Technical field
This utility model relates to communication device and the communications field, is specifically related to a kind of near field and identifies device.
Background technology
At present, the most contactless automatic identification technology uses REID, i.e. RFID, RFID
It is the popular call of RF identification (RFID), label, plug-in reader and data transmits and processing system forms.Electronic tag with
Between read write line by coupling element realize radiofrequency signal space (contactless) couple, in coupling channel, according to sequential close
System, it is achieved the transmission of energy, the exchange of data.
Plug-in reader is divided into hand-held and fixes two kinds, by transmitter, receiving instrument, control module and transceiver composition, transceiver
Realizing its communication function with controlling computer or programmable logic controller (PLC) (PLC) connection, plug-in reader uses antenna
Receive and transmission information.
The more complicated cost of RFID manufacturing process is high, the product that causes being only suitable for higher-value in business application and
In project, such as jewelry, high guaranteed votes etc., RFID plug-in reader is expensive, and ten thousand yuan not from thousand of to several for quality price different with function
Deng, RFID needs a complicated management system to support, too increases overall use cost.
In sum, chip that RFID need be special and encapsulation, and price is high, it is provided that a kind of design simple, reliable and
Near field with low cost identifies device, becomes the problem that this area needs solution badly.
Summary of the invention
This utility model is in order to solve the problems referred to above that prior art exists, it is provided that a kind of simple to operate, and communication effect
The best near field identifies device.
Realizing above-mentioned purpose, this utility model provides a kind of near field and identifies device, including identifying body and identified body, institute
State identification body and include that the plug-in reader that microcontroller is connected with the input of microcontroller with at least one, described plug-in reader are provided with many
Individual concentric circular, the concentric circular of described plug-in reader all scribbles conductive carbon powder；Described identified body be provided with match with plug-in reader and
The concentric circular that quantity is identical, the concentric circular of described identified body completely or partially scribbles conductive carbon powder by set coding, described
The outfan of microcontroller is connected with application apparatus.
As further preferred technical scheme of the present utility model, when the quantity of described plug-in reader is multiple, multiple decipherings
Device uses the mode of series connection to link together, and each plug-in reader has unique corresponding arrangement position and numbering.
As further preferred technical scheme of the present utility model, described identified body uses on the scraps of paper or plastic cards
Coat conductive carbon powder by set coding to be made.
As further preferred technical scheme of the present utility model, described application apparatus is speaker or image display.
Near field of the present utility model identifies device, and by including identification body and identified body, described identification body includes micro-control
The plug-in reader that device processed is connected with the input of microcontroller with at least one, described plug-in reader is provided with multiple concentric circular, described solution
Read all to scribble conductive carbon powder on the concentric circular of device；Described identified body is provided with and matches with plug-in reader and that quantity is identical is concentric
Circle, the concentric circular of described identified body completely or partially scribbles conductive carbon powder, the output of described microcontroller by set coding
End is connected with application apparatus so that device of the present utility model is simple to operate, easy to use, and cost of manufacture is low, and can be well
Meet the demand of user.
Accompanying drawing explanation
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 identifies the structural representation of an example of device offer for this utility model near field.
The coding schematic diagram of the identified body of the example that Fig. 2 provides for this utility model.
In figure: 1, microcontroller, 2, plug-in reader, 3, identified body, 4, application apparatus.
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this
Utility model.
As it is shown in figure 1, near field identifies that device includes identifying body and identified body 3, described identification body includes microcontroller 1 He
At least one plug-in reader 2 being connected with the input of microcontroller 1, described plug-in reader 2 is provided with multiple concentric circular, described plug-in reader
Conductive carbon powder is all scribbled on the concentric circular of 2；Described identified body 3 is provided with and matches with plug-in reader 2 and concentric circular that quantity is identical,
The concentric circular of described identified body 3 completely or partially scribbles conductive carbon powder, the outfan of described microcontroller 1 by set coding
It is connected with application apparatus 4.
In being embodied as, when the quantity of described plug-in reader 2 is multiple, multiple plug-in readers 2 use the mode of series connection to be connected to
Together, each plug-in reader 2 has unique corresponding arrangement position and numbering, and microcontroller 1 is it may determine that position, deciphering
Device 2 is stitched together, and by circuit connected in series, may be used for identifying that what which position read is the identified body 3 of what coding.Such as
The object known is made up of multiple identified bodies 3, and multiple identified bodies 3 must be arranged regularly, and plug-in reader 2 multiple is known identifying
During complicated variant 3, respective numbering can be identified according to corresponding arrangement position, and arrange position to be combined shape the numbering of identification
Becoming numbering group, numbering group is sent to microcontroller 1 and is decoded, and reaches the purpose of recognition.
In being embodied as, described identified body 3 uses coats conductive carbon by set coding on the scraps of paper or plastic cards
Powder is made, and the concentric circular on the common scraps of paper adds conductive carbon powder coating, technique letter according to set coding rule
Single, easy to operate, cost is higher 30-40% than paper cost.
Described application apparatus 4 is mobile phone, flat board, computer equipment or other electronic equipments, and application apparatus 4 receives microcontroller
The decoding signal that 1 transmits, the information of decoding is carried out speech play by speaker according to decoding signal by application apparatus 4,
Or carry out image by display and show, it is also possible to it is the application form of other forms, is not illustrating one by one at this.
In order to allow those skilled in the art be more fully understood that and realize the technical solution of the utility model, reality is explained in detail below
By novel using method and operation principle.
Using method of the present utility model:
Being pressed close to by plug-in reader 2 and contact identified body 3, the current potential of plug-in reader 2 is according between plug-in reader 2 and identified body 3
Electrostatic capacitance change and change；
The signal of potential change is transferred to microcontroller 1 by plug-in reader 2；Real process use relative complex electric capacity examine
Method of determining and calculating, actual is exactly that each concentric circular of plug-in reader 2 individually exports high level as an I/O interface, first I/O port, then
Switch to input again, become the low level time judge the volume change of equivalent capacity by detecting this I/O port, go to detect quilt
Identifying that body 3 scribbles the concentric circular situation of conductive carbon powder, according to the band point carbon dust painting of set coding rule, there is something special, it is achieved near field is known
Not.
Microcontroller 1 receives the signal that plug-in reader 2 sends over and interprets the coding of identified body 3, and is sent by coding
To application apparatus 4；
When application apparatus 4 receives coding, and coding is contrasted by application apparatus 4 with the coding schedule that prestores, and according to contrast
Result performs the corresponding application programs of application apparatus 4.
In being embodied as, according to coding rule, described identified body 3 is carried out according to scribbling conductive carbon powder situation on concentric circular
Coding, the concentric circular coating conductive carbon powder is encoded to binary one, and that does not coats conductive carbon powder is encoded to binary zero.
Have as a example by 5 concentric circular quantity by plug-in reader 2, identified can have identical or less than 5 scribble conductive carbon powder
Concentric circular, scribbles the concentrically ringed different numbers of conductive carbon powder and position by identified body 3, it is achieved coding.As 5 concentric full
Scribble conductive carbon powder, then 2 scale codings are 11111, and decimal coded is defined as 32；From the center of circle outwards, the 1st concentric circular is not coated with
Upper conductive carbon powder, by coding rule, then 2 scale codings are 01111, and decimal coded is defined as 16；From the center of circle outwards, the 2nd
Concentric circular does not coats conductive carbon powder, and by coding rule, then 2 scale codings are 10111, and decimal coded is defined as 24, coding rule
Then the like.Its specific coding according to the actual requirements depending on, illustrate the most one by one at this.
In being embodied as, N number of concentrically ringed identified body altogether can generate the Nth power of 2 and encode, but single annulus
Or the center of circle and the annulus center of circle the most not in the presence of the electric capacity that formed less, this kind of situation we do not use, so described coding is total
Number is the Nth power-N-1 of 2, and wherein N is concentrically ringed quantity.
As in figure 2 it is shown, concentric circular is 5, it encodes 5 powers that sum is 2 altogether, deducts 6 Lycoperdon polymorphum Vitt figure (these Lycoperdon polymorphum Vitt
Figure electric capacity is less, therefore does not uses), therefore obtain 26 codings, i.e. demonstrate 5 concentric circulars and represent the 5 power-5-having 26(2
1) individual coding, this figure is only that one illustrates, and along with concentric circular quantity is different, coded number is the most different, such as 8 concentric circular generations
Table has the 8 power-8-1 of 247(2) individual coding.
Citing elaboration operation principle of the present utility model:
Near field of the present utility model identifies device, when being used in education sector, such as identification this English list of apple of teaching students
Word, each a p p l after e alphabetic coding, the identified bodies 3 of multiple corresponding codings are put in equipment by rule, identify that body can
The most correct to judge the letter putting in equipment, and by application apparatus 4, the apple identified is pressed set application program table
Reach out, reach more intuitive teaching efficiency.
As it is shown in figure 1, in order to reach above-mentioned teaching efficiency, first we are stitched together five plug-in readers 2, and series connection exists
On same microcontroller 1, five plug-in reader 2 reference numerals respectively are 1,2,3,4,5.No. 1 plug-in reader 2 patch is touched and is encoded at " A "
Identified body 3 on, No. 2 plug-in readers 2 patch is touched on the identified body 3 that " P " encodes, and No. 3 plug-in reader 2 patches are touched and encoded at " P "
On identified body 3, No. 4 plug-in reader 2 patches are touched on the identified body 3 that " L " encodes, and No. 5 plug-in reader 2 patches touch the quilt encoded at " E "
Identify on body 3, after microcontroller 1 receives signal the decoding of 5 plug-in reader 2 transmission, it is simply that 1-A, 2-P, 3-P, 4-L and 5-E,
Then decoded result is sent to application apparatus 4, and application apparatus 4 is shown or voice informing by outut device according to decoded result
User.
Although the foregoing describing detailed description of the invention of the present utility model, but those skilled in the art should managing
Solving, these are merely illustrative of, and present embodiment can be made various changes or modifications, without departing from of the present utility model former
Reason and essence, protection domain of the present utility model is only limited by the claims that follow.
Claims (4)
1. a near field identifies device, it is characterised in that including identifying body and identified body, described identification body includes microcontroller
The plug-in reader being connected with the input of microcontroller with at least one, described plug-in reader is provided with multiple concentric circular, described plug-in reader
Concentric circular on all scribble conductive carbon powder；Described identified body is provided with and matches with plug-in reader and concentric circular that quantity is identical, institute
State the concentric circular of identified body and completely or partially scribble conductive carbon powder by set coding, the outfan of described microcontroller with should
It is connected with equipment.
2. identify device according to the near field described in claim 1, it is characterised in that when the quantity of described plug-in reader is multiple, many
Individual plug-in reader uses the mode of series connection to link together, and each plug-in reader has unique corresponding arrangement position and numbering.
3. identify device according to the near field described in claim 1, it is characterised in that described identified body uses at the scraps of paper or plastics
Coat conductive carbon powder by set coding on card to be made.
4. identify device according to the near field described in claim 1, it is characterised in that described application apparatus is mobile phone, flat board or electricity
Brain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620466383.6U CN205692185U (en) | 2016-05-19 | 2016-05-19 | A kind of near field identifies device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620466383.6U CN205692185U (en) | 2016-05-19 | 2016-05-19 | A kind of near field identifies device |
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| CN205692185U true CN205692185U (en) | 2016-11-16 |
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| CN201620466383.6U Active CN205692185U (en) | 2016-05-19 | 2016-05-19 | A kind of near field identifies device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938567A (en) * | 2016-05-19 | 2016-09-14 | 深圳市希顿科技有限公司 | Near-field identification device and communication method thereof |
| CN110766019A (en) * | 2018-07-25 | 2020-02-07 | 深圳市创客工场科技有限公司 | Code recognition method and device, electronic equipment and computer readable storage medium |
-
2016
- 2016-05-19 CN CN201620466383.6U patent/CN205692185U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938567A (en) * | 2016-05-19 | 2016-09-14 | 深圳市希顿科技有限公司 | Near-field identification device and communication method thereof |
| CN105938567B (en) * | 2016-05-19 | 2019-01-04 | 深圳市希顿科技有限公司 | A kind of near field identification device and its communication means |
| CN110766019A (en) * | 2018-07-25 | 2020-02-07 | 深圳市创客工场科技有限公司 | Code recognition method and device, electronic equipment and computer readable storage medium |
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