CN108462954A - A kind of wireless code reader and its data transmission method - Google Patents
A kind of wireless code reader and its data transmission method Download PDFInfo
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- CN108462954A CN108462954A CN201810347876.1A CN201810347876A CN108462954A CN 108462954 A CN108462954 A CN 108462954A CN 201810347876 A CN201810347876 A CN 201810347876A CN 108462954 A CN108462954 A CN 108462954A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 95
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 111
- 230000003321 amplification Effects 0.000 claims abstract description 13
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 13
- 230000005622 photoelectricity Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 9
- 241001269238 Data Species 0.000 abstract description 2
- LHYQAEFVHIZFLR-UHFFFAOYSA-L 4-(4-diazonio-3-methoxyphenyl)-2-methoxybenzenediazonium;dichloride Chemical compound [Cl-].[Cl-].C1=C([N+]#N)C(OC)=CC(C=2C=C(OC)C([N+]#N)=CC=2)=C1 LHYQAEFVHIZFLR-UHFFFAOYSA-L 0.000 abstract 1
- 241001062009 Indigofera Species 0.000 description 1
- 238000013501 data transformation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
A kind of wireless code reader of present invention offer and its data transmission method, the wireless code reader include an infrared control transmitting module, a light processing module, an infrared receiving module, a photoelectric converter, a signal amplification module, a Zigbee wireless communication modules, a blue tooth wireless communication module, a 433M wireless communication modules and a microprocessor.The data transmission method makes the wireless code reader that three kinds of wireless communication modules can be switched, it is low in energy consumption to ensure that the wireless code reader is selected in short distance barcode scanning, audient is wide, the fast blue tooth wireless communication module of transmission rate, beyond blue tooth wireless communication module transfer apart from when with same Zigbee wireless communication modules low in energy consumption alternatively, the 433M wireless communication module transmission datas farther using transmission signal distance and wasted work bigger after the transmission range beyond Zigbee wireless communication modules, ensure to reduce wasted work while the wireless code reader can carry out the operation of long range barcode scanning.
Description
Technical field
The present invention relates to radio scan field more particularly to a kind of wireless code reader and its data transmission methods.
Background technology
Code reader be it is a kind of be converted by capture images and by it data sink can show, edit, storing and
The digitlization input equipment of output.Traditional code reader is connect by data connecting line with computer, and computer terminal is not further according to
With demand code reader end is transmitted by data line and data transmission after treatment is to other mobile terminal devices
In.It since this mode will generally be used as intermediary by computer, and is operated by wired mode, in some nothings
The occasion that method offer computer or wired connection are limited results in barcode scanning work that can not be normally carried out.In addition different wireless transmission
The limitation that agreement has nothing in common with each other for transmission bandwidth and distance, existing wireless code reader is frequently with Bluetooth transmission protocol into line number
According to wireless transmission, the distance of bluetooth wireless transmission protocol transmission data is limited, beyond Bluetooth transmission distance in the range of sweep
Code operation can not be normally carried out.
Invention content
Present invention aims at a kind of wireless code reader of offer and its data transmission methods, for being selected automatically after scanning bar code
It selects a kind of wireless transmission method and the information of acquisition is output to data sink.
The present invention provides a kind of wireless code reader, for scanning bar code to be measured and wirelessly exporting the data of acquisition
To data sink, the wireless code reader includes：One infrared control transmitting module, a light processing module, an infrared receiver
Module, a photoelectric converter and a signal amplification module.
The infrared control transmitting module is for generating infrared light beam, and the infrared light beam of acquisition is through the light processing mould
Block is handled on back reflection to the bar code to be measured, and the photoelectricity is passed to after the infrared receiving module receiving infrared-ray reflected light
The infrared reflection light is converted into being transmitted to the signal amplification module after electric signal by converter, the photoelectric converter,
The signal amplification module is amplified processing to the electric signal.
The wireless code reader further include a Zigbee wireless communication modules, a blue tooth wireless communication module, a 433M without
Line communication module and a microprocessor.
The microprocessor electric signal that the signal amplifier exports is converted to pass to after digital signal it is described
Zigbee wireless communication modules, the blue tooth wireless communication module or the 433M wireless communication modules, and scanned in user
The Zigbee wireless communication modules are switched to after the corresponding key pairing bar code of the Zigbee wireless communication modules, are being used
Person is switched to the 433M wireless communication modules after scanning the corresponding key pairing bar code of the 433M wireless communication modules, described
Zigbee wireless communication modules, the blue tooth wireless communication module and the 433M wireless communication modules are used to wirelessly
The data received are output to the data sink, and receives the data transmission that the data transmission device returns and completes
Signal.
Preferably, the wireless code reader further includes a sound module, and the sound module is electrically connected with the microprocessor
It connects, for prompting barcode scanning operation to be completed.
The present invention also provides a kind of data transmission method of wireless code reader, the data transmission methods of the wireless code reader
Include the following steps：
Step 1：After the microprocessor receives the electric signal of the signal amplification module output, the microprocessor is excellent
It first selects the blue tooth wireless communication module to carry out data transmission, and searches for data sink and carry out pairing connection, connected
At rear beginning data transmission, the blue tooth wireless communication module is established the wireless of short haul connection with the data sink and is connected
It connects, the low in energy consumption of blue tooth wireless communication module, cruise duration is long, transmission rate is fast and the data such as a large amount of mobile electronic device connect
Receiving apparatus is built-in with bluetooth reception device, facilitates data sink and the blue tooth wireless communication module pairs；
Step 2：After interval time t, judge whether that receiving the data transmission that the data sink returns completes letter
Number；If receiving data transmission completes signal, data transmission procedure is exited；
Step 3：If not receiving the data transmission that the data sink returns completes signal, user passes through
Scanning the corresponding key pairing bar code of Zigbee wireless communication modules selects the Zigbee wireless communication modules by data transmission
To the data sink, the distance of the Zigbee wireless communication modules transmission signal is 10-75m；
Step 4：After interval time t, judge whether that receiving the data transmission that the data sink returns completes letter
Number；If receiving data transmission completes signal, data transmission procedure is exited；
Step 5：If not receiving the data transmission that the data sink returns completes signal, user passes through
The corresponding key pairing bar code of scanning 433M wireless communication modules selects the 433M wireless communication modules to transfer data to institute
Data sink is stated, the distance that the 433M wireless communication modules transmit signal in field is 1000m, if receiving data
It is transmitted signal, then exits data transmission procedure；And
Step 6：If not receiving the data transmission that the data sink returns completes signal, return to step four.
Preferably, the size of interval time t is according to actual needs in a kind of data transmission method of wireless code reader
Adjustment, is generally preset in 3-10 seconds ranges.
In addition, user can also scan corresponding key pairing bar code to select according to the distance of data transmission
Zigbee wireless communication modules or 433M wireless communication modules carry out data transmission.
Wireless code reader provided by the invention include Zigbee wireless communication modules, blue tooth wireless communication module and 433M without
Three kinds of wireless communication modules of line communication module.Since the blue tooth wireless communication module dissipation is low, transmission rate is fast and a large amount of
The data sinks such as mobile electronic device are built-in with bluetooth reception device, and the microprocessor preferentially selects blue tooth wireless communication
Module transfer data are then scanned by user after the blue tooth wireless communication module cannot complete data transmission in time t
The corresponding key pairing bar code of Zigbee wireless communication modules selects the Zigbee wireless communication modules to transfer data to institute
Data sink is stated, is swept by user after the Zigbee wireless communication modules cannot complete data transmission in time t
Retouching 433M wireless communication modules corresponding key pairing bar code, to select the 433M wireless communication modules to transfer data to described
Data sink, by switching three kinds of wireless communication modules, it is ensured that the wireless code reader is in short distance barcode scanning
Select the blue tooth wireless communication module that low in energy consumption, Shou Zhongguang, transmission rate are fast, beyond blue tooth wireless communication module transfer apart from when
Alternatively with same Zigbee wireless communication modules low in energy consumption, in the transmission distance beyond Zigbee wireless communication modules
From rear 433M wireless communication module transmission datas farther and wasted work bigger using transmission signal distance, ensure the wireless barcode scanning
Device can carry out reducing wasted work while the operation of long range barcode scanning.
Description of the drawings
Fig. 1 is the modular structure schematic diagram for the wireless code reader that first embodiment of the invention provides；
Fig. 2 is the flow chart of the data transmission method for the wireless code reader that first embodiment of the invention provides.
Specific implementation mode
The embodiments described below are only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained without creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Refering to fig. 1, the present embodiment provides a kind of wireless code readers, for scanning bar code to be measured and will wirelessly acquire
Data be output to data sink, the wireless code reader includes：One infrared control transmitting module 1, a light processing module
2, an infrared receiving module 3, a photoelectric converter 4 and a signal amplification module 5.
The infrared control transmitting module 1 is for generating infrared light beam, and the infrared light beam of acquisition is through the light processing
Module 2 is handled on back reflection to the bar code to be measured, is passed to after 3 receiving infrared-ray reflected light of the infrared receiving module described
The infrared reflection light is converted into being transmitted to the signal amplification after electric signal by photoelectric converter 4, the photoelectric converter 4
Module 5, the signal amplification module 5 are amplified processing to the electric signal.
The wireless code reader further includes a Zigbee wireless communication modules 8, a blue tooth wireless communication module 7, a 433M
Wireless communication module 9, a microprocessor 6 and a sound module 10.
The microprocessor 6 passes to institute after the electric signal that the signal amplification module 5 exports is converted to digital signal
Zigbee wireless communication modules 8, the blue tooth wireless communication module 7 or the 433M wireless communication modules 9 are stated, and in user
The Zigbee wireless communication modules 8 are switched to after scanning a 8 corresponding key of Zigbee wireless communication modules pairing bar code,
It is switched to the 433M wireless telecommunications mould after user scans a 9 corresponding key of the 433M wireless communication modules pairing bar code
Block 9, the Zigbee wireless communication modules 8, the blue tooth wireless communication module 7 and the 433M wireless communication modules 9 are used
In the data received are wirelessly output to the data sink, and receive what the data transmission device returned
Data transmission completes signal.
Wireless code reader described in the present embodiment further includes a sound module 10, the sound module 10 and the microprocessor
Device 6 is electrically connected, for prompting barcode scanning operation to be completed.
The present embodiment also provides a kind of data transmission method of wireless code reader, the transmission side data of the wireless code reader
Method includes the following steps：
Step 1：After the microprocessor 6 receives the electric signal that the signal amplification module 5 exports, the microprocessor 6
It preferentially selects the blue tooth wireless communication module 7 to carry out data transmission, and searches for data sink and carry out pairing connection, connect
Start data transmission after the completion, the blue tooth wireless communication module 7 establishes the nothing of short haul connection with the data sink
Line connects, and the low in energy consumption of blue tooth wireless communication module 7, cruise duration is long, transmission rate is fast and a large amount of mobile electronic device etc.
Data sink is built-in with bluetooth reception device, and data sink and the blue tooth wireless communication module 7 is facilitated to match；
Step 2：After interval time t, judge whether that receiving the data transmission that the data sink returns completes letter
Number；If receiving data transmission completes signal, data transmission procedure is exited；
Step 3：If not receiving the data transmission completion signal that the data sink returns, described in scanning
The corresponding key pairing bar code of Zigbee wireless communication modules selects the Zigbee wireless communication modules 8 to transfer data to institute
Data sink is stated, the distance that the Zigbee wireless communication modules 8 transmit signal is 10-75m；
Step 4：After interval time t, judge whether that receiving the data transmission that the data sink returns completes letter
Number；If receiving data transmission completes signal, data transmission procedure is exited；
Step 5：If not receiving the data transmission completion signal that the data sink returns, described in scanning
The corresponding key pairing bar code selection of 433M wireless communication modules selects the 433M wireless communication modules 9 to transfer data to institute
Data sink is stated, the distance that the 433M wireless communication modules 9 transmit signal in field is 1000m, if receiving number
According to signal is transmitted, then data transmission procedure is exited；And
Step 6：If not receiving the data transmission that the data sink returns completes signal, return to step four.
The size of interval time t is according to practical need in a kind of data transmission method of wireless code reader described in the present embodiment
It adjusts, is generally preset in 3-10 seconds ranges.
A kind of wireless code reader and its data transmission method are present embodiments provided, the wireless code reader includes Zigbee
9 three kinds of wireless communication module 8, blue tooth wireless communication module 7 and 433M wireless communication modules wireless communication modules.Due to the indigo plant
Tooth wireless communication module 7 is low in energy consumption, transmission rate is fast and the data sinks such as a large amount of mobile electronic device are built-in with bluetooth
Reception device, the microprocessor 6 preferentially selects 7 transmission data of blue tooth wireless communication module, when the blue tooth wireless communication mould
After block 7 cannot complete data transmission in time t, then a 8 corresponding key of Zigbee wireless communication modules is scanned by user and matched
The Zigbee wireless communication modules 8 are selected to transfer data to the data sink bar code, and described in judgement
Can Zigbee wireless communication modules 8 complete data-transformation facility in time t, when the Zigbee wireless communication modules 8 exist
User scans 9 corresponding key pairing bar code selection institute of 433M wireless communication modules after cannot completing data transmission in time t
It states 433M wireless communication modules 9 and transfers data to the data sink, by switching three kinds of wireless communication modules,
It can guarantee the blue tooth wireless communication that the wireless code reader selects low in energy consumption, Shou Zhongguang, transmission rate fast in short distance barcode scanning
Module 7, using same Zigbee wireless communication modules 8 low in energy consumption as replacing when beyond blue tooth wireless communication 7 transmission range of module
It is farther using transmission signal distance and wasted work bigger after the transmission range beyond Zigbee wireless communication modules 8 for mode
9 transmission data of 433M wireless communication modules ensures to reduce consumption while the wireless code reader can carry out the operation of long range barcode scanning
Work(.
It is above disclosed to be only a preferred embodiment of the present invention, the power of the present invention cannot be limited with this certainly
Sharp range, therefore according to equivalent variations made by scope of the present invention patent, be still within the scope of the present invention.
Claims (4)
1. a kind of wireless code reader, for scanning bar code to be measured and the data of acquisition being wirelessly output to data receiver dress
It sets, the wireless code reader includes：One infrared control transmitting module, a light processing module, an infrared receiving module, a photoelectricity turn
Parallel operation and a signal amplification module, the infrared control transmitting module is for generating infrared light beam, the infrared light beam of acquisition
Through on the light processing resume module back reflection to the bar code to be measured, after the infrared receiving module receiving infrared-ray reflected light
The photoelectric converter is passed to, the infrared reflection light is converted into being transmitted to after electric signal described by the photoelectric converter
Signal amplification module, the wireless code reader is characterized in that, further includes：One Zigbee wireless communication modules, a bluetooth is wireless
Communication module, a 433M wireless communication modules and a microprocessor, the electricity that the microprocessor exports the signal amplifier
Signal passes to the Zigbee wireless communication modules, the blue tooth wireless communication module or described after being converted to digital signal
433M wireless communication modules, and switch after user scans the corresponding key pairing bar code of the Zigbee wireless communication modules
To the Zigbee wireless communication modules, after user scans the corresponding key pairing bar code of the 433M wireless communication modules
It is switched to the 433M wireless communication modules, the Zigbee wireless communication modules, the blue tooth wireless communication module and described
433M wireless communication modules are used to that the data received are wirelessly output to the data sink, and receive institute
The data transmission for stating data transmission device return completes signal.
2. a kind of wireless code reader as described in claim 1, which is characterized in that it includes a sound module, the sounding mould
Block is electrically connected with the microprocessor, for prompting barcode scanning operation to be completed.
3. a kind of data transmission method of wireless code reader, which is characterized in that the data transmission method packet of the wireless code reader
Include following steps：
Step 1：The microprocessor preferentially selects the bluetooth wireless after receiving the electric signal that the signal amplification module exports
Communication module carries out data transmission, and searches for data sink and carry out pairing connection, starts data transmission after the completion of connection；
Step 2：After interval time t, judge whether that receiving the data transmission that the data sink returns completes signal；
If receiving data transmission completes signal, data transmission procedure is exited；
Step 3：If not receiving the data transmission that the data sink returns completes signal, user passes through scanning
The corresponding key pairing bar code of Zigbee wireless communication modules selects the Zigbee wireless communication modules to transfer data to institute
State data sink；
Step 4：After interval time t, judge whether that receiving the data transmission that the data sink returns completes signal；
If receiving data transmission completes signal, data transmission procedure is exited；
Step 5：If not receiving the data transmission that the data sink returns completes signal, user passes through scanning
The corresponding key pairing bar code of 433M wireless communication modules selects the 433M wireless communication modules to transfer data to the number
According to reception device, if receiving data transmission completes signal, data transmission procedure is exited；And
Step 6：If not receiving the data transmission that the data sink returns completes signal, return to step four.
4. a kind of data transmission method of wireless code reader as claimed in claim 3, which is characterized in that the time t is default
For within the scope of 3~10 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810347876.1A CN108462954A (en) | 2018-04-18 | 2018-04-18 | A kind of wireless code reader and its data transmission method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810347876.1A CN108462954A (en) | 2018-04-18 | 2018-04-18 | A kind of wireless code reader and its data transmission method |
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| CN108462954A true CN108462954A (en) | 2018-08-28 |
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| CN201810347876.1A Pending CN108462954A (en) | 2018-04-18 | 2018-04-18 | A kind of wireless code reader and its data transmission method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113033226A (en) * | 2021-03-17 | 2021-06-25 | 北京金朗维科技有限公司 | Control method and system for association of wireless code scanning gun and server |
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