CN110136420A - A kind of outbound barcode scanning wireless telecommunication system - Google Patents
A kind of outbound barcode scanning wireless telecommunication system Download PDFInfo
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- CN110136420A CN110136420A CN201910536607.4A CN201910536607A CN110136420A CN 110136420 A CN110136420 A CN 110136420A CN 201910536607 A CN201910536607 A CN 201910536607A CN 110136420 A CN110136420 A CN 110136420A
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- 238000004891 communication Methods 0.000 claims abstract description 74
- 238000006243 chemical reaction Methods 0.000 claims description 22
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- 238000000034 method Methods 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 11
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- 230000005540 biological transmission Effects 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 230000006855 networking Effects 0.000 description 8
- 235000019504 cigarettes Nutrition 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
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- 238000010276 construction Methods 0.000 description 2
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/161—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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Abstract
The invention discloses a kind of outbound barcode scanning wireless telecommunication systems, comprising: code reader, serial ports WIFI converter, router and outbound terminal；Router is used for the WIFI connection established between serial ports WIFI converter and outbound terminal；Wherein, router and serial ports WIFI converter are wirelessly connected；Serial ports WIFI converter is connect with code reader, for TCP/IP data to be converted to corresponding serial data；Corresponding TCP/IP data are converted by serial data；The present invention establishes the WIFI connection between serial ports WIFI converter and outbound terminal using router, wireless communication technique is applied to the outbound barcode scanning communication link of production finished product, to make the communication of serial equipment get rid of the constraint of cable, it can not only avoid various shortcoming brought by existing wire communication, the unification and the not congruent bad defect of covering surface that also can overcome the disadvantages that wire communication improve the outbound efficiency of production finished product.
Description
Technical field
The present invention relates to communication technique field, in particular to a kind of outbound barcode scanning wireless telecommunication system.
Background technique
The finished product outbound of each manufacturing enterprise is in the key link of production logistics, and the height of outbound efficiency will directly affect
Finished product Jit supply, so great influence is suffered to precision marketing.Outbound barcode scanning communication system as finished product outbound link most
Important component part can only carry out wire communication, cause its operational efficiency due to being that serial equipment is restricted by communication apparatus
It can not improve.
Currently, the cigarette finished product outbound barcode scanning communication system of cigarette enterprise, often uses serial ports cable network communication modes,
As shown in Figure 1, by two code readers of an outbound terminal control, wherein be furnished with connection between outbound terminal and code reader
Cable and two serial ports conversion equipments for data pattern conversion, with RS232 standard between outbound terminal and serial ports conversion equipment
Line simultaneously carries out short distance transmission data, with RS485 standard line and carries out between serial ports conversion equipment and serial ports conversion equipment
Long-distance transmission data, between scanner and serial ports conversion equipment with RS232 standard line and carry out short distance transmission data.Number
It is carried out in two steps according to communication flow, a step is to assign barcode scanning instruction segment, this section of process is that outbound barcode scanning communication flow most starts
Section, Exactly-once；I.e. operator assigns barcode scanning instruction to scanning device by outbound terminal, and instruction is passed in a manner of RS232
First serial ports conversion equipment is passed, RS232 instruction is converted by RS485 instruction by serial ports conversion equipment, RS485 is instructed again
It is transmitted to next serial ports conversion equipment, RS485 instruction is reduced to RS232 instruction again, is sent to scanner by serial ports conversion equipment
It executes.One step is recycling barcode scanning data segment, i.e. scanner scans No.1 engineering code, and the code segment data scanned is with the side RS232
Formula passes to first serial ports conversion equipment, and RS232 code segment data is converted into RS485 code number of segment by serial ports conversion equipment
According to RS485 code segment data is transmitted to next serial ports conversion equipment again, and RS485 code segment data is reduced to by serial ports conversion equipment again
RS232 code segment data is sent to outbound terminal, and after completing all scanning documents, operator is uploaded to level-one for document is scanned
Supervisor, such barcode scanning communication flow terminates.
However, the wire transmission in the outbound barcode scanning communication system of manufacturing enterprise between scanner and outbound terminal computer
(serial communication), it is short that there are transmission ranges, and mobility is poor, poor expandability, trouble shoot difficulty is big, later period operating cost is high
The disadvantages of, therefore, various shortcoming brought by the wire transmission between scanner and outbound terminal computer how is avoided,
The outbound efficiency for improving production finished product is urgent problem now.
Summary of the invention
The object of the present invention is to provide a kind of outbound barcode scanning wireless telecommunication systems have been solved with utilizing wireless communication technique
Line transmits brought disadvantage, and the communication of serial equipment is made to get rid of the constraint of cable, simplifies communication apparatus process layout, improves
Produce the outbound efficiency of finished product.
In order to solve the above technical problems, the present invention provides a kind of outbound barcode scanning wireless telecommunication system, comprising: code reader, string
Mouth WIFI converter, router and outbound terminal；
The router is connect with the serial ports WIFI converter and the outbound terminal respectively, for establishing the serial ports
WIFI connection between WIFI converter and the outbound terminal；Wherein, the router and the serial ports WIFI converter without
Line connection；
The serial ports WIFI converter is connect with the code reader, for sending out the outbound terminal by the router
The TCP/IP data sent are converted to corresponding serial data and are sent to the code reader；The serial ports number that the code reader is sent
According to being converted into corresponding TCP/IP data and be sent to the outbound terminal by the router.
Optionally, the router is connect with the outbound terminal wireless.
Optionally, each code reader connects a corresponding serial ports WIFI converter.
Optionally, the serial ports WIFI converter, comprising:
Serial ports component, the serial data that the scanner for receiving connection is sent, and it is transmitted to processor component；By institute
The serial data for stating the transmission of processor component is transmitted to the scanner of connection；
The processor component connecting with the serial ports component, is converted into corresponding TCP/ for received serial data
IP data, and it is transmitted to wireless communications component；By received TCP/IP data conversion at corresponding serial data, and it is transmitted to the string
Mouthpiece；
The wireless communications component being connect with the processor component, for receiving the processor component transmission
TCP/IP data, and it is sent to the router；The TCP/IP data of the router forwarding are received, and are sent to the processing
Device component；
The power supply unit being connect with the serial ports component, the processor component and the wireless communications component, for for
The serial ports component, the processor component and wireless communications component power supply.
Optionally, the serial ports WIFI converter is connect by nine needles serial port with the code reader.
Optionally, the operating mode of the serial ports WIFI converter is client mode.
Optionally, the operating mode of the router is ap mode.
Optionally, system further include: router delays；
Wherein, the router is connect and/or the road by the router delays with the serial ports WIFI converter
It is connect by the router delays with the outbound terminal by device.
A kind of outbound barcode scanning wireless telecommunication system provided by the present invention, comprising: code reader, serial ports WIFI converter, road
By device and outbound terminal；Router is connect with serial ports WIFI converter and outbound terminal respectively, for establishing serial ports WIFI conversion
WIFI connection between device and outbound terminal；Wherein, router and serial ports WIFI converter are wirelessly connected；Serial ports WIFI converter
It is connect with code reader, it is concurrent that the TCP/IP data for sending outbound terminal by router are converted to corresponding serial data
Give code reader；Corresponding TCP/IP data are converted by the serial data that code reader is sent and outbound is sent to by router
Terminal；
As it can be seen that the present invention establishes the WIFI connection between serial ports WIFI converter and outbound terminal using router, by nothing
Line mechanics of communication is applied to the outbound barcode scanning communication link of production finished product, so that the communication of serial equipment be made to get rid of the beam of cable
It ties up, various shortcoming brought by existing wire communication can not only be avoided, moreover it is possible to make up the unification and covering of wire communication
The not congruent bad defect in face, simplifies communication apparatus process layout, enhances the response speed of communication system, improves production finished product
Outbound efficiency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram of outbound barcode scanning wireless telecommunication system in the prior art；
Fig. 2 is a kind of structural block diagram of outbound barcode scanning wireless telecommunication system provided by the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of another kind outbound barcode scanning wireless telecommunication system provided by the embodiment of the present invention；
Fig. 4 is the network topological diagram of another kind outbound barcode scanning wireless telecommunication system provided by the embodiment of the present invention；
Fig. 5 is the wireless telecommunications establishment process of another kind outbound barcode scanning wireless telecommunication system provided by the embodiment of the present invention
Schematic diagram；
Fig. 6 is showing for the wireless telecommunications process of another kind outbound barcode scanning wireless telecommunication system provided by the embodiment of the present invention
It is intended to；
Fig. 7 is the function of the virtual serial communication device of another kind outbound barcode scanning wireless telecommunication system provided by the embodiment of the present invention
It can schematic diagram；
Fig. 8 is the serial ports WIFI converter of another kind outbound barcode scanning wireless telecommunication system provided by the embodiment of the present invention
Structural schematic diagram；
Fig. 9 is the serial ports WIFI converter of another kind outbound barcode scanning wireless telecommunication system provided by the embodiment of the present invention
The schematic diagram of wireless telecommunications process；
Figure 10 is the operating mode schematic diagram of router provided by the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Referring to FIG. 2, Fig. 2 is a kind of structural frames of outbound barcode scanning wireless telecommunication system provided by the embodiment of the present invention
Figure.The system may include: code reader 10, serial ports WIFI converter 20, router 30 and outbound terminal 40；
Router 30 is connect with serial ports WIFI converter 20 and outbound terminal 40 respectively, for establishing serial ports WIFI converter
WIFI connection between 20 and outbound terminal 40；Wherein, router 30 and serial ports WIFI converter 20 are wirelessly connected；
Serial ports WIFI converter 20 is connect with code reader 10, for outbound terminal 40 to be passed through the TCP/ that router 30 is sent
IP (Transmission Control Protocol/Internet Protocol, transmission control protocol/Internet Interconnection association
View) data are converted to corresponding serial data and are sent to code reader 10；It converts the serial data that code reader 10 is sent to pair
The TCP/IP data answered simultaneously are sent to outbound terminal 40 by router 30.
It is understood that the purpose of the present embodiment can be the serial ports for establishing the connection of code reader 10 by router 30
WIFI connection between WIFI converter 20 and outbound terminal 40 forwards serial ports WIFI converter 20 and outbound using router 30
Communication data (TCP/IP data) between terminal 40, so that can be carried out between outbound terminal 40 and serial ports WIFI converter 20
Wireless telecommunications can make up for it mode unification in the application of current wire communication, the not congruent bad defect of covering surface, and get rid of
The constraint of line network connection, is no longer limited by network entity position, and has capacity big, high-quality, several in short distance communication
According to advantages such as safety height.
It is corresponding, the outbound barcode scanning wireless telecommunication system of finished product is produced in the present embodiment, such as the cigarette finished product of cigarette enterprise
Outbound barcode scanning wireless telecommunication system altogether can point three-level using hierarchical structure: as shown in figure 3, lower layer is that cigarette finished product outbound is swept
Code layer turns WIFI equipment equipped with scanner and serial ports, and scanner is responsible for sweeping No.1 engineering code, 20 (serial ports of serial ports WIFI converter
Turn WIFI equipment) it is responsible for being converted into the serial data (scan data) that the serial interface of scanner is sent can be carried out wireless telecommunications
Network interface data (TCP/IP data), the serial data of scanner is converted by TCP/ by serial ports WIFI converter 20
IP data are serial ports wired connection between scanner and serial ports WIFI converter 20, external serial ports WIFI converter 20 and scanning
Device can be encapsulated as an equipment, as scanning device；Middle layer is to assign instruction and data receiver layer, is furnished with outbound terminal 40
(warehouse controlling terminal) is responsible for assigning scan instruction to scanner and monitors and recycle scan data, and the management to upper level
Machine returns the document scanned；Upper layer is No.1 engineering servers layer, is furnished with supervisor, connect with middle layer wired mode, is responsible for
The reception of data such as summarizes, backs up, analyzing at a series of back-stage management.Wherein, lower layer and middle layer utilize routing in the present embodiment
30 groups of device are built up a micro radio local area network, and inside wirelessly carries out data communication.That is, the present embodiment is mentioned
The system of confession can also include the supervisor with 40 wired connection of outbound terminal.
Specifically, the network of wireless communication can be divided into ad hoc network (Ad hoe) and facilities network (Infra) from topological structure,
Terminal device at this time is worked respectively in STA (Station) networking model and AP (Access Point) networking model.AP networking
Under mode, AP is the founder of a network, the central node in network, and all communication will be by AP come real in network
The forwarding of existing data.Under STA networking model, STA is website, terminal (such as mobile phone, notes of each in cordless communication network
Sheet, palm PC PDA etc.) it can be referred to as a website, the status of all websites is equality in network, and no setting is required appoints
What center controls node.Outbound barcode scanning real work generally requires outbound terminal 40 and controls two or more scannings to set
Standby (code reader 10 and serial ports turn WIFI equipment) not can be carried out one-to-many logical since STA mode one-to-one can only be communicated
News, and ap mode can accomplish one-to-one or one-to-many communication, therefore the outbound barcode scanning wireless telecommunication system in the present embodiment, it can
To use AP networking model, overall control center AP of the router 30 as network, outbound terminal 40 and scanning device are as STA.It is logical
This bridge of router 30 is crossed, forms a complete WIFI network structure between outbound terminal 40 and scanning relevant device, from
And achieve the purpose that control and data interaction.
Equipment can be divided into three classes in wireless network: data access node AP (Access Point), terminal node ED
(End), expanding node RE (Repeater).These three equipment are the functions respectively to realize in a network to divide: data
Access point (AP) is the data center of wireless network, is responsible for each node into network and sends data and receive from each node
Data.The hardware device of configuration is router 30；Terminal node (ED) be with execute function control node, configuration it is hard
Part equipment has outbound terminal 40 and scanning device；Expanding node (RE) is the node continued working for a long time, is carried on a shoulder pole in a network
When the task of expanding coverage area of network, its real work is exactly forwarding information, and the equipment of configuration is router delays.This reality
It applies in example since outbound terminal 40 and scanning device distance are shorter, 1 expanding node (RE) can be only set as shown in Figure 4.
That is, system provided by the present embodiment can also include the routing for extended wireless network coverage
Device relaying, i.e., router 30 is connect and/or router 30 by router delays with serial ports WIFI converter 20 in the present embodiment
It is connect by router delays with outbound terminal 40；Increase serial ports WIFI converter 20 and outbound using the setting of router delays
WIFI connection length between terminal 40.
It should be noted that as shown in figure 5, outbound terminal 40 (ED) in the present embodiment, router 30 (AP), scanner and
The scanning device (ED) that serial ports WIFI converter 20 forms, can first be powered on and initialized, outbound terminal 40 and serial ports after initialization
WIFI converter 20 issues request networking frame to router 30, and router 30 receives outbound terminal 40 and serial ports turns WIFI equipment hair
Networking claim frame out, and connection identifier, port numbers are distributed to new log equipment.Outbound terminal 40 passes through 30 Xiang Yaolian of router
The serial ports WIFI converter 20 connect, which issues broadcast connection frame and enters, waits connection, and the serial ports WIFI converter 20 of opposite end is in prison
State is listened, response frame is provided after receiving broadcast request by router 30 and connecting frame and establishes connection, after connection is established
To start data double-way transmission.
Specifically, outbound barcode scanning communication flow point of the system provided by the present embodiment in production finished product (such as cigarette finished product)
Two steps carry out, and a step is to assign barcode scanning instruction segment, this section of process is that outbound barcode scanning communication flow most starts section, only carry out one
It is secondary；I.e. as shown in fig. 6, operator assigns barcode scanning instruction to scanner by outbound terminal 40, barcode scanning instruction passes through router
30 pass to serial ports WIFI converter 20, are converted into the barcode scanning instruction of TCP/IP data mode inside serial ports WIFI converter 20
The barcode scanning of serial data form instructs, and passes to scanner execution.One step is recycling barcode scanning data segment, i.e., as shown in fig. 6, sweeping
Device scanning No.1 engineering code is retouched, the barcode scanning data (code segment data) that scanning obtains are passed to by serial ports WIFI converter by serial ports
By the barcode scanning data conversion of serial data form at the barcode scanning number of TCP/IP data mode inside 20, serial ports WIFI converter 20
According to, and outbound terminal 40 is passed to via router 30, complete the scanning of document.It is corresponding, after completing all scanning documents,
Scanning document can be uploaded to the supervisor of level-one by operator by outbound terminal 40, barcode scanning communication in this way in completion factory
Whole processes.
Wherein, as shown in fig. 7, virtual serial communication device can be set in the outbound terminal 40 in the present embodiment, by virtually going here and there
TCP/IP connection and udp broadcast can be mapped to the machine virtual serial port by mouth software, and barcode scanning application software passes through the virtual string of access
Mouthful, it can externally complete the functions such as remotely control, data transmission.Virtual serial communication device becomes barcode scanning application software and sweeps with long-range
The bridge of decoding apparatus progress TCP/IP communication.The main working process of virtual serial communication device: the void of barcode scanning application software internally
Quasi- serial ports sends serial ports instruction (scan instruction), and serial ports instruction is converted into corresponding TCP/IP and referred to by internal virtual serial port
It enables, instruction is passed into router 30 by the physical internet ports of outbound terminal 40；The TCP/IP instruction transmitted by router 30 (is swept
Retouch data) physical internet ports that reach outbound terminal 40, internal virtual serial ports is transmitted to by physical internet ports, and internal virtual serial port will
TCP/IP instruction is converted into corresponding serial ports instruction.
It is corresponding, it, can be by designer for the specific connection type of router 30 in the present embodiment and outbound terminal 40
Member's self-setting, as router 30 can be with 40 wired connection of outbound terminal；Turn to increase outbound terminal 40 and serial ports WIFI
The WIFI connection distance of parallel operation 20, router 30 can also be wirelessly connected with outbound terminal 40, as long as can use router 30
Realize that outbound terminal 40 is connect with the wireless WIFI of serial ports WIFI converter 20, the present embodiment does not do any restrictions to this.
It is understood that the major function of the serial ports WIFI converter 20 in the present embodiment is to be converted into serial data
TCP/IP data, or by TCP/IP data conversion at serial data.It can be by for the specific structure of serial ports WIFI converter 20
Designer is according to practical scene and user demand self-setting, as shown in figure 8, serial ports WIFI converter 20 may include: string
Mouthpiece, the serial data (scan data) that the scanner for receiving connection is sent, and it is transmitted to processor component, or will processing
The serial data (scan instruction) that device component is sent is transmitted to the scanner of connection；The processor component connecting with serial ports component is used
Corresponding TCP/IP data are converted into received serial data, and are transmitted to wireless communications component, or by received TCP/IP number
According to being converted into corresponding serial data, and it is transmitted to serial ports component；The wireless communications component being connect with processor component, for receiving
The TCP/IP data that processor component is sent, and the TCP/IP data that router 30 or receiving router 30 forward are sent to, and
It is sent to processor component；The power supply unit being connect with serial ports component, processor component and wireless communications component, for being serial ports
Component, processor component and wireless communications component power supply.Wherein, wireless communications component can support 802.11b/g/n wirelessly to mark
Standard, band limits 2.412GHz-2.484GHz；Power supply unit can be powered using DC5V, and there is power input TVS to protect function
Energy.The present embodiment does not do any restrictions to this.
Corresponding, each code reader 10 can connect corresponding serial ports WIFI converter 20 in the present embodiment,
I.e. the quantity of code reader 10 is identical as the quantity of serial ports WIFI converter 20, and each serial ports WIFI converter 20 is responsible for respectively connection
The serial data of a code reader 10 and the TCP/IP data of outbound terminal 40 between data conversion；It is multiple in the present embodiment
Code reader 10 also can connect same serial ports WIFI converter 20, i.e. the quantity of code reader 10 is greater than serial ports WIFI converter 20
Quantity, each serial ports WIFI converter 20 are responsible for the serial data and outbound terminal 40 of the multiple code readers 10 respectively connected
Data conversion between TCP/IP data.The present embodiment does not do any restrictions to this.
Specifically, due to the setting requirements serial ports WIFI converter 20 of serial ports WIFI converter 20 at least have one with sweep
Retouch serial interface, the TCP/IP interface and a power supply power supply interface with TCP/IP communication function of device communication.Market
On serial ports WIFI converter 20 there are two types of: built-in and external, built-in serial interface be TTL pin type interface；It is external
The serial interface of formula is nine kinds of needles mouth or connecting terminal, and the terminal box of the scanner of actual use is interior, and there are two serial interfaces: one
It is that secondary mouth does not have TTL pin type interface, can use in the present embodiment outer for nine kinds of needles mother mouth the other is main mouth is connecting terminal
Set the serial ports WIFI converter 20 of formula.The serial interface agreement of the serial ports component of serial ports WIFI converter 20 mainly have RS232 and
It two kinds of RS485, in order to easy to maintain, and is consistent with the interface protocol of mouth secondary in scanner terminal box, serial ports component can be with
Using RS232 serial port protocol；There are two types of the interface formats of serial ports component: nine needles serial port and connecting terminal, in order to reduce maintenance and
The trouble of wiring when reinstalling, nine needles serial port can be used in the present embodiment, and quantity take 1, i.e. serial ports WIFI converter 20
It can be connect by nine needles serial port with code reader 10.There are two types of samples for the power supply interface of the power supply unit of serial ports WIFI converter 20
Formula: adapter and connecting terminal can use two kinds of interfaces in the present embodiment, guarantee to adapt to extraneous power supply environment to greatest extent
Interface, adapter support 5.5*2.1 reference power supply interface, connecting terminal to support one-in-and-one-out connecting terminal power supply mode.Serial ports
The external tapping of the wireless communications component of WIFI converter 20 is external antenna, can select 3dbi antenna, and connection type is outside SMA
Spiral shell inner hole.
It should be noted that serial ports WIFI converter 20 has two kinds of operating modes of server and client computer in the present embodiment；
Under client mode, serial ports WIFI converter 20 is in passive type connected state, and before each data exchange, equipment is in
The state of waiting just carries out data exchange when there is client to initiate the connection invitation；Under server mode, serial ports WIFI conversion
Device 20 has the initiative formula connected state, before each data exchange, turns WIFI equipment by serial ports and actively initiates the connection, then again into
The exchange of row data.By the job specification of the provided system of the present embodiment, the outbound terminal 40 as client is needed to issue
Connection is invited, and outbound terminal 40 just needs to carry out data exchange, therefore serial ports in the present embodiment with serial ports WIFI converter 20
The operating mode of WIFI converter 20 can use client mode.When serial ports WIFI converter 20 configures for the first time, such as Fig. 9 institute
Show, by the self-built WIFI network of serial ports WIFI converter 20, so that router 30 (AP) and outbound terminal 40 are matched confidence
Breath is written in serial ports WIFI converter 20, completes the online of remote equipment.After user is added to the WLAN, it can read
The essential information for taking serial ports WIFI converter 20 gets the information such as corresponding IP address, port numbers, MAC Address, carries out system
Initialization.Configure good corresponding operating mode, AP information (service identifiers SSID, password, IP address and cipher mode) and service
After device information (IP address, port numbers), the information of serial ports WIFI converter 20 will by internet registry to outbound terminal 40,
Realize that serial ports WIFI converter 20 is connected in the outbound terminal 40 of internet.
Wherein, the router 30 in the present embodiment functions as data access point AP in wireless network, is responsible for pipe
Entire micro radio network is managed, that is, manages each node networking, the storage forwarding of each node network address, data etc., all data are logical
It crosses router 30 to summarize, handle, is finally transmitted to outbound terminal 40.According to the requirement of distance, environmental condition, router 30 not only may be used
With with serial ports WIFI converter 20 using wireless mode carry out data communication, can also with outbound terminal 40 using wireless mode into
Row data communication.
Specifically, the router 30 (wireless router 30) in the present embodiment can support 5 kinds of operating modes, it is respectively:
Ap mode, AP client (client) mode, Repeater mode, Bridge (Point to Point) mode and Bridge
(Point to Multi-Point) mode.Ap mode: this is wireless most basic operating mode, in constructing with wireless aps and being
The centralized control type network of the heart, all communications are all forwarded by AP, similar to the function of the interchanger in cable network；AP
Client mode: under AP client mode, it can cable access network can also be with Radio Access Network, but is connect at this time in nothing
Computer under line AP can only be connected by wire and cannot wirelessly be attached with AP；Bridge(Point
To Point) mode: under wireless bridge mode, wireless aps cannot be wirelessly attached with wireless network card, can only
Use the wired connection computer of the LAN mouth of wireless aps.In such a mode in use, typically two AP are both configured to bridge
Mode is carried out to even, and effect is equivalent to a cable.Bridge (Point to Multi-Point) mode: wireless more
Under road and bridge mode, wireless aps are used cooperatively with the AP for being arranged to bridge mode, set up the wireless network of point-to-multipoint.Repeater
Mode: the wireless aps under wireless relay mode play the role of being the amplification and retransmission to signal, thus it can with set
The wireless aps of ap mode are set to be attached and relay to its signal；The wireless aps of Repeater mode can also be with
The wireless aps for being similarly arranged to Repeater mode are attached.
Therefore, 30 operating mode of router in the present embodiment can be ap mode, with serial ports WIFI converter 20 and out
Wireless mode carries out data communication between library terminal 40.Corresponding, the router delays being arranged in the present embodiment can be specially
Operating mode uses other routers of Repeater mode, and as shown in Figure 10, the present embodiment can use AP and Repeater
Aggregative model, using the centrally controlled network function of ap mode, the data communication of all nodes all passes through AP (router 30)
Forwarding；In view of needing to increase the range of wireless network covering, enhance the intensity of telecommunication signal, therefore router is added
Relaying, to expand the coverage area of wireless network.
It is understood that system provided by the present embodiment applies wireless communication technique in traditional serial ports cable modem
In news mode, it is not congruent bad scarce that the unification of mode, covering surface in currently practical communication applications can be made up to the greatest extent
It falls into, and gets rid of the constraint of network connection, be no longer limited by network entity position, and have in short distance communication that capacity is big, matter
It measures, the advantages such as Information Security height；And it has an advantage that
Mobility is good: the past, and cable network has fixed connection point, and each usual mapping of tie point has to a user
When user have the needs of migration everywhere, but data generally concentrate storage and can not move around.Configuration network is to provide for
The valuable service of user, can allow user to access data between action, can greatly improve productivity.Wireless network is not
Data are accessed between having entity tie point, user that can take action.
Deployment is easy and configuration is quick: it is extremely difficult in the wiring of certain Code in Hazardous Special Locations for traditional wire communication,
Even if normal wiring is routed also quite time-consuming in addition to institute Fei Bufei.When wireless telecommunications are disposed, the preparatory construction of line is not needed, only
The riding position of R-T unit need to be arranged properly.
Scalability is good: since wireless network does not just have the problem of rewiring without cable yet, therefore expanding ten partial volumes
Easily, user can rapidly small-sized, the provisional group network of construction for；User again need not bracing wire everywhere, wiring
Even being coiling, random migration is ery easy in office's compartment, because network medium is ubiquitous.
It is at low cost: sometimes, many costs can be saved using wireless technology.For example, matching a micro radio local area network
Some initial stage procuring equipment costs need only be paid, the local area network after building monthly required for pay operating cost and extension cost
Can say it is very little.
Trouble shoot difficulty is low: when an error occurs, trouble location judgement is easy, only need to signal source and receiving device into
Row maintenance, breakdown maintenance elapsed time are few.
In the present embodiment, the embodiment of the present invention using router 30 establish serial ports WIFI converter 20 and outbound terminal 40 it
Between WIFI connection, by wireless communication technique be applied to production finished product outbound barcode scanning communication link, to make serial equipment
Communication gets rid of the constraint of cable, can not only avoid various shortcoming brought by existing wire communication, moreover it is possible to make up wired
The unification of communication and the not congruent bad defect of covering surface, simplify communication apparatus process layout, enhance the sound of communication system
Speed is answered, the outbound efficiency of production finished product is improved.
Each embodiment is described in a progressive manner in specification, the highlights of each of the examples are with other realities
The difference of example is applied, the same or similar parts in each embodiment may refer to each other.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond the scope of this invention.
A kind of outbound barcode scanning wireless telecommunication system provided by the present invention is described in detail above.It is used herein
A specific example illustrates the principle and implementation of the invention, and the above embodiments are only used to help understand
Method and its core concept of the invention.It should be pointed out that for those skilled in the art, not departing from this
, can be with several improvements and modifications are made to the present invention under the premise of inventive principle, these improvement and modification also fall into the present invention
In scope of protection of the claims.
Claims (8)
1. a kind of outbound barcode scanning wireless telecommunication system characterized by comprising code reader, serial ports WIFI converter, router and
Outbound terminal；
The router is connect with the serial ports WIFI converter and the outbound terminal respectively, for establishing the serial ports WIFI
WIFI connection between converter and the outbound terminal；Wherein, the router wirelessly connects with the serial ports WIFI converter
It connects；
The serial ports WIFI converter is connect with the code reader, for send the outbound terminal by the router
TCP/IP data are converted to corresponding serial data and are sent to the code reader；The serial data that the code reader is sent turns
It turns to corresponding TCP/IP data and the outbound terminal is sent to by the router.
2. outbound barcode scanning wireless telecommunication system according to claim 1, which is characterized in that the router and the outbound
Terminal wireless connection.
3. outbound barcode scanning wireless telecommunication system according to claim 1, which is characterized in that each code reader connection is each
A self-corresponding serial ports WIFI converter.
4. outbound barcode scanning wireless telecommunication system according to claim 3, which is characterized in that the serial ports WIFI converter,
Include:
Serial ports component, the serial data that the scanner for receiving connection is sent, and it is transmitted to processor component；By the place
The serial data that reason device component is sent is transmitted to the scanner of connection；
The processor component connecting with the serial ports component is converted into corresponding TCP/IP number for received serial data
According to, and it is transmitted to wireless communications component；By received TCP/IP data conversion at corresponding serial data, and it is transmitted to the serial ports portion
Part；
The wireless communications component being connect with the processor component, the TCP/IP sent for receiving the processor component
Data, and it is sent to the router；The TCP/IP data of the router forwarding are received, and are sent to the processor portion
Part；
The power supply unit being connect with the serial ports component, the processor component and the wireless communications component, for being described
Serial ports component, the processor component and wireless communications component power supply.
5. outbound barcode scanning wireless telecommunication system according to claim 1, which is characterized in that the serial ports WIFI converter is logical
Nine needles serial port is crossed to connect with the code reader.
6. outbound barcode scanning wireless telecommunication system according to claim 1, which is characterized in that the serial ports WIFI converter
Operating mode is client mode.
7. outbound barcode scanning wireless telecommunication system according to claim 1, which is characterized in that the operating mode of the router
For ap mode.
8. outbound barcode scanning wireless telecommunication system according to any one of claims 1 to 7, which is characterized in that further include: routing
Device relaying；
Wherein, the router is connect and/or the router by the router delays with the serial ports WIFI converter
It is connect by the router delays with the outbound terminal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910536607.4A CN110136420A (en) | 2019-06-20 | 2019-06-20 | A kind of outbound barcode scanning wireless telecommunication system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910536607.4A CN110136420A (en) | 2019-06-20 | 2019-06-20 | A kind of outbound barcode scanning wireless telecommunication system |
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