CN103679223B - RFID label tag distribution method and equipment - Google Patents
RFID label tag distribution method and equipment Download PDFInfo
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- CN103679223B CN103679223B CN201210353413.9A CN201210353413A CN103679223B CN 103679223 B CN103679223 B CN 103679223B CN 201210353413 A CN201210353413 A CN 201210353413A CN 103679223 B CN103679223 B CN 103679223B
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Abstract
The invention discloses a kind of RFID label tag distribution method and equipment, the RFID label tag distribution method includes：The induced signal detected is converted into electric signal by induction module；The induction module sends the electric signal to message processing module；Described information processing module switch labels signal transmitting and receiving circuit；The label signal transmission circuit after switching enters row label transmitting-receiving process according to the command adapted thereto of background information platform.A kind of RFID label tag distribution method provided by the present invention and equipment, pass through detection and transmission of the induction module to induced signal, realize automatic switchover of the message processing module to label signal transmission circuit, when handling the label signal of different frequency, complicated daemon software is set without more exchange device or by operator, the operating mistake of operator is avoided, realizes simple, reliable, safe granting label.
Description
Technical field
The present invention relates to communication technical field, more particularly, to a kind of RFID label tag distribution method and equipment.
Background technology
RFID（Radio Frequency Identification, radio frequency identification）It is a kind of contactless automatic identification
Technology, it is by radiofrequency signal automatic identification destination object and obtains related data, and identification work can work without manual intervention
In various adverse circumstances.At present, RFID REIDs are just all opened in the multiple fields such as high speed development, traffic, logistics, storage
Begin using RFID technique to complete the management of efficient energy-conservation.
Generally, a RFID system is made up of three parts：Reader, antenna and label.Reader sends electricity by antenna
Magnetic field impulse, label receive these pulses and send the information stored to reader as response.Here, label is information storage
Unit, it is characterized in various informative, quantity is big, small volume, information uniqueness.And different purposes are directed to, a card can be taken
With a variety of label chips, the label classification such as low frequency, high frequency, hyperfrequency, mixing can be divided into according to label frequency.
In actual applications, the granting of different classes of label needs the RFID label tag granting for using different frequency range classification to set
Standby, if label classification is more, or a card carries a variety of label chips, it is necessary to uses multiple RFID label tag grantings and sets
Standby, cost is higher, and it is also low to toggle between multiple equipment efficiency.
Or complicated daemon software is set by operator, to switch the transmitting-receiving of the label signal of RFID label tag delivery apparatus
Circuit, namely working frequency range, realize the granting to different classes of label.If user is not industry personnel, do not know about mutually powered-down
Sub- term, so that it may it is difficult to complete above-mentioned complex operations, easily malfunctioned in operation.
The problem of can not automatically switching for the working frequency range of RFID label tag delivery apparatus, effective solution is not yet proposed at present
Certainly scheme, label granting can't be realized simple, safe and reliable.
The content of the invention
It is a primary object of the present invention to provide a kind of RFID label tag distribution method and equipment, it is intended to realize simple, safety,
It is reliable to provide label.
To achieve these objectives, the present invention proposes a kind of RFID label tag distribution method, including：
The induced signal detected is converted into electric signal by induction module；
The induction module sends the electric signal to message processing module；
Described information processing module switch labels signal transmitting and receiving circuit；
The label signal transmission circuit after switching enters at row label transmitting-receiving according to the command adapted thereto of background information platform
Reason.
Preferably, the induced signal detected is converted into after electric signal and also included by the induction module：
The induction module sends the electric signal to voice module；
The voice module plays voice message.
Preferably, the label signal transmission circuit after the switching enters row label according to the command adapted thereto of background information platform
Also include after transmitting-receiving process：
Voice module carries out voice to the label transmitting-receiving process process or/and result and confirms prompting.
Preferably, the label transmitting-receiving process include the checking, kill of label, in read and write operation at least one of behaviour
Make.
Preferably, also include while described information processing module switch labels signal transmitting and receiving circuit：
Described information processing module switches the data cell of voice module.
Preferably, the data cell includes male voice data cell and female voice data cell.
The present invention proposes a kind of RFID label tag delivery apparatus simultaneously, including：
Induction module, for detecting induced signal and the induced signal detected being converted into electric signal, and described in transmission
Electric signal；
Label signal transmission circuit, for entering row label transmitting-receiving process according to the command adapted thereto of background information platform；
Message processing module, for receiving the electric signal and switching the label signal transmission circuit, with background information
Platform carries out information exchange.
Preferably, in addition to：
Voice module, for receiving the electric signal and playing voice message.
Preferably, the voice module is additionally operable to carry out voice confirmation to the label transmitting-receiving process process or/and result
Prompting.
Preferably, the label signal transmission circuit includes high-frequency circuit and superelevation frequency circuit, the high-frequency circuit identification
And high-frequency label signal is received and dispatched, the superelevation frequency circuit identifies and receives and dispatches ultrahigh-frequency tag signal.
A kind of RFID label tag distribution method provided by the present invention and equipment, pass through detection of the induction module to induced signal
And transmission, automatic switchover of the message processing module to label signal transmission circuit is realized, in the label letter of processing different frequency
Number when, complicated daemon software is set without more exchange device or by operator, the operating mistake of operator is avoided, realizes
Simple, reliable, safe granting label.
Brief description of the drawings
Fig. 1 is the flow chart of the preferred embodiment of RFID label tag distribution method one of the present invention；
Fig. 2 is the structural representation of the preferred embodiment of RFID label tag delivery apparatus one of the present invention；
Fig. 3 is the structural representation of the label signal transmission circuit of RFID label tag delivery apparatus in Fig. 2；
Fig. 4 is the structural representation of the voice module of RFID label tag delivery apparatus in Fig. 2.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Referring to Fig. 1, the preferred embodiment of RFID label tag distribution method one of the present invention, the RFID label tag distribution method are proposed
Comprise the following steps：
Step S101, the induced signal detected is converted into electric signal by induction module.
In this step S101, the induction module can utilize gravity sensing sensor detection rotary movement, if RFID is marked
Label delivery apparatus is overturn, and induction module obtains induced signal, and after the delay of a period of time（Ensure RFID label tag granting
Equipment upset is completed）Induced signal is converted into electric signal.Other sensors such as photoinduction sensor can certainly be utilized to obtain
Take corresponding induced signal.
Step S102, described induction module sends the electric signal to message processing module.
Step S103, described information processing module switch labels signal transmitting and receiving circuit.
In this step S103, label frequency classification that the label signal transmission circuit can identify according to it, Ke Yifen
For low-frequency channel, high-frequency circuit, superelevation frequency circuit and mixting circuit etc., the preferred high frequency of label signal transmission circuit of the present embodiment
Two kinds of circuit and superelevation frequency circuit, described information processing module just switches in both circuits.Wherein high-frequency circuit only identifies
And high-frequency label signal is received and dispatched, superelevation frequency circuit only identifies and receives and dispatches ultrahigh-frequency tag signal.
Step S104, the label signal transmission circuit after switching enters rower according to the command adapted thereto of background information platform
Sign transmitting-receiving process.
It is then hyperfrequency after switching if the label signal transmission circuit before switching is high-frequency circuit in this step S104
Circuit, the instruction of its ultrahigh-frequency tag sent to background information platform are responded, and transmitting-receiving process is carried out to ultrahigh-frequency tag；
If conversely, switching before label signal transmission circuit be superelevation frequency circuit, be then high-frequency circuit after switching, its to from the background letter
The high-frequency label instruction that breath platform is sent is responded, and transmitting-receiving process is carried out to high-frequency label.So as to avoid the mistake of operator
Maloperation.
In the present embodiment, when RFID label tag delivery apparatus just starts, acquiescence high-frequency circuit starts, and now it is to backstage
The high-frequency label instruction that information platform is sent is responded, and transmitting-receiving process is carried out to high-frequency label.When message processing module first
It is secondary when being switched over to label signal transmission circuit, then high-frequency circuit is switched into superelevation frequency circuit.
Further, the checking, killing, in read and write operation including label of the label transmitting-receiving process in this step S104
At least one operation.
In this step S104, checking for label is scanned, detected, identifying and the frequency of current label signal transmission circuit
Corresponding label signal, the kill of label is i.e. thorough to remove detected label information, and the read-write of label is read accordingly
Label information and the corresponding label information of write-in.
It can be seen that the RFID label tag distribution method of the present embodiment, operator only needs manual overturning RFID label tag delivery apparatus, and
The daemon software of complexity need not be set, can be achieved with label signal transmission circuit namely RFID label tag delivery apparatus working frequency range
Free switching, avoid the operating mistake of operator, improve the safety and reliability of RFID label tag granting, realize letter
Single, safe and reliable granting label.
Further, after the induced signal detected is converted into electric signal by induction module in above-mentioned steps S101, also
Including：
Step S105, described induction module sends the electric signal to voice module.
After the induced signal detected is changed into electric signal by the induction module in the present embodiment, electric signal is divided into two
Road, wherein sending message processing module to all the way, then send voice module to all the way in addition.
Step S106, described voice module plays voice message.
Voice module plays similar voice messages such as " equipment upsets " immediately after obtaining electric signal in this step S106, with
Remind operator.
Further, also wrapped while message processing module switch labels signal transmitting and receiving circuit described in above-mentioned steps S103
Include,
Step S107, the data cell of described information processing module switching voice module.
Voice module in the present embodiment contains two kinds of data cells of male voice and female voice, they respectively with corresponding label
Signal transmitting and receiving circuit matches.For example, male voice data cell matches with high-frequency circuit, and when being switched to high-frequency circuit, voice
Module also switches to male voice data cell accordingly, and voice module is played with man's tone color；Relative, female voice data cell is with surpassing
High-frequency circuit matches, and when being switched to superelevation frequency circuit, voice module also switches to female voice data cell, voice mould accordingly
Block is played with woman's tone color.So as to can intuitively experience the switching of label signal transmission circuit, and can intuitively identify and work as
Before be high-frequency circuit or superelevation frequency circuit.
This step can also be carried out after step 103, to ensure that label signal transmission circuit is switched successfully and then cut
The data cell of voice module is changed, to improve the safety and reliability of equipment.
Further, the label signal transmission circuit after switching in step S104 is according to the corresponding of background information platform
Also include after instructing into row label transmitting-receiving process,
Step S108, voice module carries out voice confirmation prompting to the label transmitting-receiving process process or/and result.
In this step S108, when label signal transmission circuit enter the checking of row label, kill, read or write when, voice module
Corresponding confirmation prompting can be carried out；After the completion of aforesaid operations, voice module can be confirmed accordingly to operating result again
Prompting.Also, when entering row label transmitting-receiving process by high-frequency circuit, then play male voice；Label transmitting-receiving is carried out by superelevation frequency circuit
During processing, then female voice is played.By above-mentioned steps, the safety and reliability of RFID label tag granting is further increased.
By above-mentioned steps S101~S108, the switching of label signal transmission circuit and the mark of corresponding frequencies are completed
Distribution process is signed, when needing to provide the label of another frequency, is repeated the above steps.
Referring to Fig. 2, the preferred embodiment of RFID label tag delivery apparatus one of the invention, the RFID label tag delivery apparatus are proposed
100 include induction module 120, label signal transmission circuit 130 and message processing module 110, and its structure is the two-sided granting marks of AB
Label, A, B face are not particularly limited, wherein：
Label signal transmission circuit 130：For identifying the label signal of corresponding frequencies and carrying out transmitting-receiving process, label is realized
Check, kill, read or write.Label signal transmission circuit 130, the label frequency classification that can be identified according to it can be with
It is divided into low-frequency channel, high-frequency circuit, superelevation frequency circuit and mixting circuit etc., referring to Fig. 3, the label signal transmitting-receiving electricity of the present embodiment
132 two kinds of the commonplace high-frequency circuit 131 and superelevation frequency circuit of road preferably at present, described information processing module 110 is just
Switch in both circuits.Wherein high-frequency circuit 131 identifies and received and dispatched high-frequency label signal, and it uses transceiver chain
Road, including high frequency chip, match circuit and data interface circuit.Superelevation frequency circuit 132 identifies and receives and dispatches ultrahigh-frequency tag
Signal, and be transmitting-receiving split circuit, a part is RF（Radio Frequency, radio frequency）Forward link, including it is preceding to amplification
Device, frequency synthesizer, power amplifier（Power Amplifier, referred to as PA）, circulator, several parts such as antenna feeder；Another part is RF
Reverse link, including antenna feeder, circulator, 3DB electric bridges (same to frequency combiner), detection, low-noise amplifier（Low Noise
Amplifier, referred to as LNA）, several parts such as compare/drive.Wherein, the RF forward links and RF of the superelevation frequency circuit 132
Reverse link can be controlled by message processing module 110, completed the transmitting-receiving of signal by CPU specific pin, realized label
Check/kill/operation such as read/write.
Induction module 120：For detecting induced signal and the induced signal detected being converted into electric signal, and transmit institute
State electric signal.The induction module 120 of the present embodiment utilizes gravity sensing sensor detection rotary movement, naturally it is also possible to utilizes light
Other sensors such as inductive pick-up obtain corresponding induced signal.Induction module 120 can be plugged into veneer as standalone module
Above or as circuit design directly apply, after RFID label tag delivery apparatus 100 starts, gravity sensing sensor is completed firmware and driven
Dynamic, when RFID label tag delivery apparatus 100 is overturn, induction module 120 obtains induced signal, and in the delay of a period of time
Afterwards（Ensure that the upset of RFID label tag delivery apparatus is completed）Induced signal is converted into electric signal.After equipment starts every time, gravity-feed tank
Inductive sensing device need to only do initialization process, without judging AB facing to because the integrated antenna of device antenna, high frequency and superelevation
Frequency antenna does global design, and when high-frequency/ultrahigh frequency circuit switches, antenna does not have to switching.
Message processing module 110：For receiving the electric signal and switching the label signal transmission circuit 130, it is needed
The control of each modular unit is completed, processing high-frequency/ultrahigh frequency identification protocol, information gathering, data are uploaded to background information and put down
Platform 200, information exchange is carried out with background information platform 200.Wherein background information platform 200, its form are usually PC, can be with
Human-computer interaction interface is shown on PC by software programming, under order of the operating personnel to RFID label tag delivery apparatus 100
Uploaded up to information.For example, background information platform 200 is sent out to the message processing module 110 of RFID label tag delivery apparatus 100 first
Send an order, after the completion of the processing of message processing module 110, then result returned into background information platform 200, be so
Complete information exchange.It should be noted that all operation informations of RFID label tag delivery apparatus 100 will all be stored in background information
On platform 200, background information platform 200 will be collected into the information of RFID label tag delivery apparatus 100 with form or statistics
Form is presented in face of operator, is provided one kind and is intuitively experienced.In implementation process, background information platform 200 and RFID
Interface between label issuing apparatus 100 is typically using connected modes such as RS232, USB or parallel ports.
It can be seen that induction module 120 is embedded into RFID label tag delivery apparatus 100 by the present embodiment, achieve semi-automatic
Control, operator only need manual overturning equipment, and no longer need to set complicated daemon software, it is possible to realize that RFID label tag is sent out
The automatic switchover of the label signal transmission circuit 130 of equipment 100 is put, and completes backstage software exchange accordingly, is so easier to
Operation of the operating personnel to RFID label tag delivery apparatus 100.
Further, in order to further improve the safety and reliability of RFID label tag delivery apparatus 100, operator is avoided
Error, the RFID label tag delivery apparatus 100 of the present embodiment is also provided with voice module 140, specifically, the voice module 140 is used
Confirm prompting in carrying out voice to the label transmitting-receiving process process or/and result, while induction module 120 can also be received and sent out
The electric signal come and the voice message of broadcasting such as " equipment upset ".Voice module 120 in the present embodiment contain male voice and
Two kinds of data cells of female voice, they match with corresponding label signal transmission circuit 130 respectively.For example, male voice data cell
Match with high-frequency circuit 131, when being switched to high-frequency circuit 131, voice module 140 also switches to male voice data sheet accordingly
Member, voice module 140 are played with man's tone color；Relative, female voice data cell matches with superelevation frequency circuit 132, works as switching
During to superelevation frequency circuit 132, voice module 140 also switches to female voice data cell accordingly, and voice module 140 is with woman's tone color
Play.So as to can intuitively experience the switching of label signal transmission circuit 130, and it is currently high frequency that can intuitively identify
Circuit 131 or superelevation frequency circuit 132.When RFID label tag delivery apparatus 100 just starts, the data cell of voice module 140 is write from memory
Recognize the startup of male voice data cell, it is corresponding with the high-frequency circuit 131 started with acquiescence.
Referring to Fig. 4, the voice module 140 of the present embodiment specifically includes voice playing module 141 and speech control module
142, wherein,
Voice playing module 141：On the one hand controlled by induction module 120, the induced signal that induction module 120 will detect
Change into after electric signal, electric signal is divided into two-way, wherein sending message processing module 110 to all the way, then passes all the way in addition
Give voice playing module 141.Voice playing module 141 obtains the upset information of induction module 120 at signal branch, plays
The upset prompting of RFID label tag delivery apparatus 100, such as plays " equipment upset " similar voice message.On the other hand, then it is right
Label transmitting-receiving process process or/and result carry out voice and confirm prompting, including label is checked, killed, reading or writing etc. and operated
The confirmation prompting of journey and result.Label signal is returned to message processing module 110 by label signal transmission circuit 130, at information
Reason module 110 sends sequence to voice playing module 141 while uploading the data to background information platform 200 again, wherein, code
The data that the information of string is returned to message processing module 130 by label signal transmission circuit 130 determine.Sequence is delivered to voice and broadcast
The speech chip of amplification module 141, encoding and decoding are completed by speech chip, and loudspeaker are delivered to by preamplifier, complete voice
Play.
Speech control module 142：For opening/closing voice playing module 141.Preferably, speech control module 142
Circuit composition can be optically isolated universal input/output（General Purpose Input Output, referred to as GPIO）
Optocoupler control circuit, it is responsible for receiving the low and high level of external key.For example, unclamping button output high level closes speech play mould
Block 141；Push button output low level and open voice playing module 141.
So as to which the above- mentioned information processing module 110 in the present embodiment is to label signal transmission circuit 130, voice module
140th, the progress of induction module 120 data transmit-receive, which controls, is specially：High frequency/superelevation that message processing module 110 is realized according to software
Frequency identification protocol, the label data that high-frequency circuit 131 or hyperfrequency identification circuit 132 are sent is resolved into background information platform
200 information that can be identified；The electric signal that message processing module 110 is sent according to induction module 120, carry out high frequency, hyperfrequency
Circuit switching, daemon software selection and configuration voice module 140 complete operation voice message.
Therefore, the RFID label tag delivery apparatus 100 of the present embodiment can complete label signal transmitting-receiving by induction module 120
The switching of circuit 130, and instruct by the voice message of voice module 140 and confirm RFID label tag delivery apparatus 100 to mark
/ the operation such as read/write is checked/killed to label, can so prevent operating personnel's maloperation and trigger failure, meet RFID label tag
The purpose of simple, the safe and reliable granting label of delivery apparatus 100.Meanwhile use can be given using the technical scheme of the present embodiment
One, family completely new concept so that user is recognized that the running status of RFID label tag delivery apparatus 100, improves user's body
Test.
Obviously, those skilled in the art should be understood that each module of above-described embodiment or each step can be with general
Computing device realizes that they can be concentrated on single computing device, or be distributed in what multiple computing devices were formed
On network, alternatively, they can be realized with the program code that computing device can perform, and be deposited so as to be stored in
Performed in storage device by computing device, they are either fabricated to each integrated circuit modules respectively or by them
Multiple modules or step are fabricated to single integrated circuit module to realize.So, the present invention is not restricted to any specific hardware
Combined with software.
It should be appreciated that it these are only the preferred embodiments of the present invention, it is impossible to therefore the scope of the claims of the limitation present invention,
Every equivalent structure made using description of the invention and accompanying drawing content or equivalent flow conversion, or be directly or indirectly used in
Other related technical areas, it is included within the scope of the present invention.
Claims (10)
- A kind of 1. RFID label tag distribution method, it is characterised in that including：The induced signal detected is converted into electric signal by induction module；The induction module sends the electric signal to message processing module；Described information processing module switch labels signal transmitting and receiving circuit；The label signal transmission circuit after switching enters row label transmitting-receiving process according to the command adapted thereto of background information platform；The induction module is photoinduction sensor, and the induced signal is the corresponding induced signal of photoinduction sensor；Described information processing module switches in high-frequency circuit and superelevation frequency circuit；The high-frequency circuit uses transceiver chain Road, the superelevation frequency circuit is to receive and dispatch split circuit, including RF forward links, and RF reverse links, the RF forward links All controlled with RF reverse links by message processing module.
- 2. RFID label tag distribution method according to claim 1, it is characterised in that the sense that the induction module will detect Induction signal also includes after being converted into electric signal：The induction module sends the electric signal to voice module；The voice module plays voice message.
- 3. RFID label tag distribution method according to claim 1, it is characterised in that the label signal transmitting-receiving after the switching Circuit enters after row label transmitting-receiving process according to the command adapted thereto of background information platform also to be included：Voice module carries out voice to the label transmitting-receiving process process or/and result and confirms prompting.
- 4. RFID label tag distribution method according to claim 3, it is characterised in that the label transmitting-receiving process includes label Check, kill, in read and write operation at least one of operation.
- 5. according to the RFID label tag distribution method described in claim any one of 2-4, it is characterised in that described information processing module Also include while switch labels signal transmitting and receiving circuit：Described information processing module switches the data cell of voice module.
- 6. RFID label tag distribution method according to claim 5, it is characterised in that the data cell includes male voice data Unit and female voice data cell.
- A kind of 7. RFID label tag delivery apparatus, it is characterised in that including：Induction module, for detecting induced signal and the induced signal detected being converted into electric signal, and transmit the telecommunications Number；Label signal transmission circuit, for entering row label transmitting-receiving process according to the command adapted thereto of background information platform；Message processing module, for receiving the electric signal and switching the label signal transmission circuit, with background information platform Carry out information exchange；The induction module is photoinduction sensor, and the induced signal is the corresponding induced signal of photoinduction sensor；Described information processing module switches in high-frequency circuit and superelevation frequency circuit；The high-frequency circuit uses transceiver chain Road, the superelevation frequency circuit is to receive and dispatch split circuit, including RF forward links, and RF reverse links, the RF forward links All controlled with RF reverse links by message processing module.
- 8. RFID label tag delivery apparatus according to claim 7, it is characterised in that also include：Voice module, for receiving the electric signal and playing voice message.
- 9. RFID label tag delivery apparatus according to claim 8, it is characterised in that the voice module is additionally operable to described Label transmitting-receiving process process or/and result carry out voice and confirm prompting.
- 10. RFID label tag delivery apparatus according to claim 7, it is characterised in that the label signal transmission circuit bag High-frequency circuit and superelevation frequency circuit are included, the high-frequency circuit identifies and receives and dispatches high-frequency label signal, the superelevation frequency circuit identification And receive and dispatch ultrahigh-frequency tag signal.
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| CN1885303A (en) * | 2006-07-04 | 2006-12-27 | 中国海洋大学 | Preposed RFID read-write integrated machine |
| CN201594282U (en) * | 2009-07-31 | 2010-09-29 | 深圳市丰泰瑞达实业有限公司 | Card dispensing terminal |
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| CN101441709A (en) * | 2008-12-25 | 2009-05-27 | 沈阳三阳电子标签有限公司 | Multiple-frequency band RFID intelligent read-write device and control method thereof |
| WO2011150330A2 (en) * | 2010-05-28 | 2011-12-01 | Datalogic Scanning, Inc. | Data reader with multiple modes of operation |
| CN102332634A (en) * | 2010-07-12 | 2012-01-25 | 国民技术股份有限公司 | Dual-mode antenna for radio frequency identification and radio frequency identification device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1885303A (en) * | 2006-07-04 | 2006-12-27 | 中国海洋大学 | Preposed RFID read-write integrated machine |
| CN201594282U (en) * | 2009-07-31 | 2010-09-29 | 深圳市丰泰瑞达实业有限公司 | Card dispensing terminal |
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Effective date of registration: 20160912 Address after: 300308 Tianjin Airport Economic Zone, Binhai New Area seven East Road No. 2 Zhongxing Industrial Base Applicant after: ZTE INTELLIGENT IOT TECHNOLOGY Co.,Ltd. Address before: 518057 Nanshan District Guangdong high tech Industrial Park, South Road, science and technology, ZTE building, Ministry of Justice Applicant before: ZTE Corp. |
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Address after: Room 401, building 12, east area, airport business park, No. 80, Huanhe North Road, free trade zone (Airport Economic Zone), Binhai New Area, Tianjin 300000 Patentee after: Gaoxing Zhilian Technology Co.,Ltd. Address before: 300308, Zhongxing Industrial base, 2 East seven, Airport Economic Zone, Tianjin Binhai New Area Patentee before: ZTE INTELLIGENT IOT TECHNOLOGY Co.,Ltd. |
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Address after: Room 401, building 12, East Airport Business Park, 80 Huanhe North Road, Tianjin Binhai New Area pilot free trade zone (Airport Economic Zone) Patentee after: Zte Intelligent Iot Technology Co.,Ltd. Address before: Room 401, building 12, East Airport Business Park, 80 Huanhe North Road, Tianjin Binhai New Area pilot free trade zone (Airport Economic Zone) Patentee before: Gaoxing Zhilian Technology Co.,Ltd. |