CN107145812A - A kind of read write line based on discrete device - Google Patents
A kind of read write line based on discrete device Download PDFInfo
- Publication number
- CN107145812A CN107145812A CN201710409676.XA CN201710409676A CN107145812A CN 107145812 A CN107145812 A CN 107145812A CN 201710409676 A CN201710409676 A CN 201710409676A CN 107145812 A CN107145812 A CN 107145812A
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- China
- Prior art keywords
- feeder line
- sheet metal
- line
- receiving
- antenna
- Prior art date
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
Abstract
The invention discloses a kind of read write line based on discrete device, including shell, the circuit main board in shell is arranged on, control communication module and RF receiving and transmission module on circuit main board is arranged on, and be preset with the antenna of electronic device embedded space；Control communication module, RF receiving and transmission module and antenna order electrical connection, the control communication module and RF receiving and transmission module use discrete device, the antenna includes substrate, the first feeder line, the second feeder line, the sheet metal for being attached to the surface of substrate one, first feeder line and the second feeder line are by coupled modes feed-in sheet metal, and hollow out has the micro groove structure for forming metal routing on the sheet metal.The present invention, which is used, realizes miniaturization, integration in discrete device, structure, easily install；The embedded space that the present invention passes through the setting supplied for electronic device insertion on antenna so that read write line of the present invention meets the requirement of adaptability and versatility.
Description
Technical field
The present invention relates to RFID frequency read/writes field, and in particular to be a kind of read write line based on discrete device.
Background technology
RFID (Radio Frequency Identification) technology, also known as radio frequency identification, are a kind of communication
Technology, specific objective can be recognized by radio signals and related data is read and write, without between identifying system and specific objective
Set up mechanical or optical contact.Existing RFID frequency read/writes are generally divided into two kinds：One kind is fixed, and one kind is hand-held.
Fixed RFID frequency read/writes are complicated, volume is big, expensive, are mainly used in more remote swift electron label information
Read, handheld RFID frequency read/write collection applause circuit PDA, camera, GPRS module, bluetooth module etc., but it is expensive,
This two classes RFID frequency read/write is complicated and price.Read write line working environment and electromagnetic property in different products are deposited
In larger difference, it will cause read write line performance to there is larger difference in design and use, it requires that read write line is necessary
With stronger adaptability and versatility, but the problem of there is versatility and the larger poor performance opposite sex in existing read write line.
To sum up, a kind of read write line of highly versatile simple in construction how is designed for above the deficiencies in the prior art, become
One of the problem of for those skilled in the art's urgent need to resolve.
The content of the invention
For above-mentioned the deficiencies in the prior art, the invention provides a kind of read write line based on discrete device.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of read write line based on discrete device, including shell, are arranged on the circuit main board in shell, are arranged on circuit master
Control communication module and RF receiving and transmission module on plate, and it is preset with the antenna of electronic device embedded space；Control communication mould
Block, RF receiving and transmission module and antenna order electrical connection, the control communication module and RF receiving and transmission module use discrete device, institute
Stating antenna includes substrate, the first feeder line, the second feeder line, the sheet metal for being attached to the surface of substrate one, first feeder line and second
Feeder line is by coupled modes feed-in sheet metal, and hollow out has the micro groove structure for forming metal routing on the sheet metal；It is described
Communication module is controlled to include 89C51 single-chip microcomputers, the RS232 interfaces being connected with 89C51 single-chip microcomputers, USB interface and 5V dc sources
Interface；The RF receiving and transmission module includes oscillator, prime amplifier, power amplifier, the microstrip line phase-shift network being sequentially connected,
The amplitude shift keying modulator of 89C51 single-chip microcomputers and prime amplifier is connected, and is connected to microstrip line phase-shift network and 89C51 in turn
Receiving demodulation circuit and demodulation signal processing circuit between single-chip microcomputer, the microstrip line phase-shift network are also connected with antenna.
Further, the embedded space be arranged between the first feeder line, the second feeder line, the first feeder line and sheet metal,
In at least one of between two feeder lines and sheet metal and this five positions of sheet metal.
Further, the electronic device is perceptual electronic device, capacitive electrical device or resistance.
Compared with prior art, the invention has the advantages that：
The present invention uses realization miniaturization, integration in discrete device, structure, easily installs, and is read in guarantee RFID high frequencies
Write device it is stable and reliable for performance on the basis of greatly reduce the costs of RFID high frequency read write lines.The present invention is supplied by being set on antenna
The embedded space of electronic device insertion, and antenna performance is finely adjusted by the performance for changing embedded electronic device so that
Read write line of the present invention meets the requirement of adaptability and versatility, with applied to various radio frequency identification occasions.
Brief description of the drawings
Fig. 1 is the structured flowchart of read write line of the present invention.
Fig. 2 is the function structure block diagram of read write line of the present invention.
Fig. 3 is the antenna structure view of read write line of the present invention.
Wherein, reference is corresponding entitled：
1- substrates, the feeder lines of 2- first, the feeder lines of 3- second, 4- sheet metals, 5- micro groove structures, 6- metal routings, 7- insertions are empty
Between.
Embodiment
The invention will be further described with embodiment for explanation below in conjunction with the accompanying drawings, and embodiments of the present invention are included but not
It is only limitted to following examples.
As shown in Figures 1 to 3, a kind of read write line based on discrete device, including shell, is arranged on the circuit master in shell
Plate, is arranged on control communication module and RF receiving and transmission module on circuit main board, and be preset with electronic device embedded space 7
Antenna；Control communication module, RF receiving and transmission module and antenna order electrical connection, the control communication module and RF receiving and transmission module
Using discrete device, the antenna includes substrate 1, the first feeder line 2, the second feeder line 3, the sheet metal for being attached to the surface of substrate 1 one
4, the feeder line 3 of the first feeder line 2 and second is by coupled modes feed-in sheet metal 4, there is for being formed hollow out on the sheet metal 4
The micro groove structure 5 of metal routing 6.
The embedded space 7 is arranged between the first feeder line 2, the second feeder line 3, the first feeder line 2 and sheet metal 4, the second feedback
In at least one of between line 3 and sheet metal 4 and this five positions of sheet metal 4.
The electronic device is perceptual electronic device, capacitive electrical device or resistance.
RS232 interfaces, USB interface that the control communication module includes 89C51 single-chip microcomputers, is connected with 89C51 single-chip microcomputers
With 5V dc source interfaces.
The RF receiving and transmission module includes oscillator, prime amplifier, power amplifier, the microstrip line phase shift net being sequentially connected
Network, connection 89C51 single-chip microcomputers and prime amplifier amplitude shift keying modulator, and be connected in turn microstrip line phase-shift network with
Receiving demodulation circuit and demodulation signal processing circuit between 89C51 single-chip microcomputers, the microstrip line phase-shift network also connect with antenna
Connect.
Embedded space reserved location on the antenna of read write line of the present invention is not limited to above-mentioned five kinds of forms, and embedded space is only
It is arranged on reading and writing device antenna, for example, is arranged on substrate.The embedded space can also be pad or sky
Lack, its size can be according to different the need for difference.
The present invention, which is used, realizes miniaturization, integration in discrete device, structure, easily install；The present invention is by antenna
It is upper that the embedded space of supplied for electronic device insertion is set, and it is micro- to antenna performance progress to pass through the performance of the electronic device of change insertion
Adjust so that read write line of the present invention meets the requirement of adaptability and versatility, with applied to various radio frequency identification occasions.
Above-described embodiment is only one of the preferred embodiment of the present invention, should not be taken to limit the protection model of the present invention
Enclose, it is all the present invention body design thought and mentally make have no the change of essential meaning or polishing, what it was solved
Technical problem is still consistent with the present invention, should be included within protection scope of the present invention.
Claims (3)
1. a kind of read write line based on discrete device, it is characterised in that including shell, be arranged on the circuit main board in shell, if
Control communication module and RF receiving and transmission module on circuit main board are put, and is preset with the antenna of electronic device embedded space；
Communication module, RF receiving and transmission module and antenna order electrical connection are controlled, the control communication module and RF receiving and transmission module are used
Discrete device, the antenna includes substrate, the first feeder line, the second feeder line, the sheet metal for being attached to the surface of substrate one, described first
Feeder line and the second feeder line are by coupled modes feed-in sheet metal, and hollow out has the microflute for forming metal routing on the sheet metal
Structure；RS232 interfaces, USB interface and 5V that the control communication module includes 89C51 single-chip microcomputers, is connected with 89C51 single-chip microcomputers
Dc source interface；The RF receiving and transmission module includes oscillator, prime amplifier, power amplifier, the microstrip line being sequentially connected
The amplitude shift keying modulator of phase-shift network, connection 89C51 single-chip microcomputers and prime amplifier, and it is connected to microstrip line phase shift net in turn
Receiving demodulation circuit between network and 89C51 single-chip microcomputers and demodulation signal processing circuit, the microstrip line phase-shift network also with day
Line is connected.
2. a kind of read write line based on discrete device according to claim 1, it is characterised in that the embedded space is set
Between the first feeder line, the second feeder line, the first feeder line and sheet metal, between the second feeder line and sheet metal and this five positions of sheet metal
In at least one put.
3. a kind of read write line based on discrete device according to claim 1, it is characterised in that the electronic device is sense
Property electronic device, capacitive electrical device or resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710409676.XA CN107145812A (en) | 2017-06-02 | 2017-06-02 | A kind of read write line based on discrete device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710409676.XA CN107145812A (en) | 2017-06-02 | 2017-06-02 | A kind of read write line based on discrete device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107145812A true CN107145812A (en) | 2017-09-08 |
Family
ID=59780475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710409676.XA Pending CN107145812A (en) | 2017-06-02 | 2017-06-02 | A kind of read write line based on discrete device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107145812A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201716739U (en) * | 2010-07-21 | 2011-01-19 | 深圳市远望谷信息技术股份有限公司 | Small ultra-high frequency integral RFID reader |
| CN102810166A (en) * | 2011-06-24 | 2012-12-05 | 深圳光启高等理工研究院 | Reader-writer, electronic tag and radio frequency identification system |
-
2017
- 2017-06-02 CN CN201710409676.XA patent/CN107145812A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201716739U (en) * | 2010-07-21 | 2011-01-19 | 深圳市远望谷信息技术股份有限公司 | Small ultra-high frequency integral RFID reader |
| CN102810166A (en) * | 2011-06-24 | 2012-12-05 | 深圳光启高等理工研究院 | Reader-writer, electronic tag and radio frequency identification system |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170908 |
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| WD01 | Invention patent application deemed withdrawn after publication |