CN206650792U - Fire information real-time Transmission device based on radio - Google Patents
Fire information real-time Transmission device based on radio Download PDFInfo
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- CN206650792U CN206650792U CN201720448883.1U CN201720448883U CN206650792U CN 206650792 U CN206650792 U CN 206650792U CN 201720448883 U CN201720448883 U CN 201720448883U CN 206650792 U CN206650792 U CN 206650792U
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Abstract
The utility model discloses the fire information real-time Transmission device based on radio,Including wearable device and handheld communication devices,Handheld communication devices include FPGA,Connect FPGA the 2nd LVDS units,Second serial unit,RF transceiver and AFE(analog front end),2nd LVDS units the first LVDS units of corresponding connection,Second serial unit correspondingly connects first serial unit,The first view data that FPGA receives the 2nd LVDS units,The life state information that second view data or panoramic image data and second serial unit receive carries out data parsing and compression processing,And image information after compression is handled and vital sign information are realized by RF transceiver and are wirelessly transmitted to far-end server,The signal that AFE(analog front end) receives antenna is amplified to the scope that the RF transceiver can receive,And it will be sent after the output signal amplification of RF transceiver by antenna；Wherein, the signal that antenna receives includes the control instruction that far-end server is sent.
Description
Technical field
It the utility model is related to technical field of fire control, more particularly to the fire information real-time Transmission device based on radio.
Background technology
Under present communication condition, when fire occurs, the judgement and operation of the commander of back court to the condition of a fire are determined
The formulation of plan is mostly by the oral information passed back of communication in fire scene soldier, the so transmission in time, personnel rescuing and condition of a fire information
On can produce very big error.At this stage, fire communication command system is exactly the weakness that fire brigade of China is equipped with, all kinds of advanced
The communication technology and theory are all difficult to actually enter fire-fighting domain progress practical application.Therefore, ACT exploitation is utilized
Fire-fighting communication commanding system will have great market prospects and application space.
Fire-fighting is the guarantee of people's production and living, and fire fighter charges and shatters enemy positions in scene of fire, emits life danger protection
The people's lives and property safety.Fire-fighting fire extinguishing is originally the work being fraught with risks, and scene of fire just occurs a lot originally
Uncontrollable situation, fire incident is taken place frequently, fire fighter is injured, the message sacrificed is appeared in the newspapers repeatly end, therefore, in actual fire control and disaster rescue
In, if it is possible to the environmental information at fire-fighting scene and the positional information of fireman are understood in real time, and fireman just can be to potential danger
Danger, which is made, timely reacts.Fire missions can also optimize scheduling to fire-fighting, preferably refer to according to the situation at fire-fighting scene
Wave fireman；On the premise of fireman's safety is ensured, disaster scene may be greatly saved, saves safety of life and property.
Utility model content
The utility model embodiment provides the fire information real-time Transmission device based on radio, can realize fire
Real-time information interaction between the fireman at scene and the commander of background server, so as to improve the efficiency of fire-fighting processing.
The utility model embodiment provides the fire information real-time Transmission device based on radio, including wearable device
And handheld communication devices, the wearable device include processor, the front camera of the connection processor, rearmounted shooting
Head, vital sign acquisition module, the first LVDS units and first serial unit；The processor is according to the first serial unit
The control instruction of reception, the first view data that the front camera is gathered, the second figure of rear camera collection
The first view data gathered as data or by the front camera and the second view data of rear camera collection
Spliced panoramic image data is exported by the first LVDS units, and the vital sign acquisition module is collected
Vital sign information is exported by the first serial unit；
The handheld communication devices include FPGA, the connection FPGA the 2nd LVDS units, second serial unit, radio frequency
Transceiver and AFE(analog front end), the 2nd LVDS units correspondingly connect the first LVDS units, the second serial unit
It is corresponding to connect the first serial unit；The first view data that the FPGA receives the 2nd LVDS units, the second figure
As the life state information that data or panoramic image data and the second serial unit receive carries out data parsing and compression
Processing, and image information after compression is handled and vital sign information realized by the RF transceiver be wirelessly transmitted to it is remote
Server is held, the signal that the AFE(analog front end) receives antenna is amplified to the scope that the RF transceiver can receive, and
It will be sent after the output signal amplification of the RF transceiver by antenna；Wherein, the signal that the antenna receives includes distal end
The control instruction that server is sent, the RF transceiver can switch frequency under the driving of the FPGA between 70MHz to 6GHz
Point.
As the improvement of such scheme, the front camera and rear camera are visible image capturing head or infrared taken the photograph
As head.
As the improvement of such scheme, the handheld communication devices also include environment information acquisition module, the environment letter
Breath acquisition module is used to the environmental information collected being sent to the FPGA, and the FPGA carries out data to the environmental information
Realized after processing by the RF transceiver and be wirelessly transmitted to far-end server.
As the improvement of such scheme, the handheld communication devices also include voice device, and the FPGA is referred to by voice
Make interface be connected with the voice device, the Instant audio messages that the voice device is sent are passed through into the RF transceiver
Realization is wirelessly transmitted to far-end server, and the RF transceiver is received to the real-time language of the far-end server return
Message breath is sent to the voice device.
As the improvement of such scheme, the voice device includes earphone and microphone.
As the improvement of such scheme, the RF transceiver uses AD9361 chips, real under the driving of the FPGA
The radio transmission-receiving function of existing software programmable, can use Different Modulations and coding form.
As the improvement of such scheme, the handheld communication devices also include and the FPGA WIFI modules being connected and indigo plant
Tooth module, the handheld communication devices realize the information exchange with proximal device by WIFI module and bluetooth module.
As the improvement of such scheme, the handheld communication devices also include the user instruction input being connected with the FPGA
Unit, the handheld communication devices receive the control instruction of user's input by the user instruction input block.
As the improvement of such scheme, the handheld communication devices also include the display unit being connected with the FPGA, institute
State FPGA image information, vital sign information or/and environmental information are sent to the display unit and shown.
As the improvement of such scheme, the processor be additionally operable to by described first image data, the second view data or
Panoramic image data is exported after being converted to LVDS forms by the first LVDS units.
Compared with prior art, the fire information real-time Transmission device based on radio that the utility model embodiment provides
Including wearable device and handheld communication devices, the wearable device includes processor, connection the preposition of processor is taken the photograph
As head, rear camera, vital sign acquisition module, the first LVDS units and first serial unit；The processor is according to institute
State the control instruction of first serial unit reception, the first view data that the front camera is gathered, the rearmounted shooting
The second view data or the first view data for gathering the front camera of head collection and rear camera collection
The spliced panoramic image data of the second view data exported by the first LVDS units, and the vital sign is adopted
The vital sign information that collection module collects is exported by the first serial unit；The handheld communication devices include FPGA,
The 2nd LVDS units, second serial unit, RF transceiver and the AFE(analog front end) of the FPGA is connected, the 2nd LVDS is mono-
Member is corresponding to connect the first LVDS units, and the second serial unit correspondingly connects the first serial unit；The FPGA
The first view data, the second view data or the panoramic image data and second string that the 2nd LVDS units are received
The life state information that mouthful unit receives carries out data parsing and compression processing, and image information and life after compression is handled
Sign information is realized by the RF transceiver is wirelessly transmitted to far-end server, what the AFE(analog front end) received antenna
Signal is amplified to the scope that the RF transceiver can receive, and by after the output signal amplification of the RF transceiver by day
Line is sent；Wherein, the signal that the antenna receives includes the control instruction that far-end server is sent.Therefore, the utility model
The fire information real-time Transmission device based on radio that embodiment provides can realize the fireman of scene of fire
Real-time information interaction between the commander of background server, so as to improve the efficiency of fire-fighting processing.
Brief description of the drawings
Fig. 1 is the structured flowchart of the fire information real-time Transmission device based on radio in the utility model embodiment 1.
Fig. 2 is the wearable device of the fire information real-time Transmission device based on radio in the utility model embodiment 1
Structural representation.
Fig. 3 is that the handheld communication of the fire information real-time Transmission device based on radio in the utility model embodiment 1 is set
Standby structural representation.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
It is the structural frames of the fire information real-time Transmission device based on radio in the utility model embodiment 1 with reference to figure 1
Figure.The fire information real-time Transmission device based on radio of the utility model embodiment includes the wearable device being connected with each other
1 and handheld communication devices 2.
As shown in Fig. 2 the wearable device include 1 processor 11, the connection processor 11 front camera 12,
Rear camera 13, the first LVDS units 14, first serial unit 15 and vital sign acquisition module 16.Wherein, it is described to wear
Wear the wearable device that equipment 1 be able to can be through for the helmet, wrist-watch etc. with fireman, the front camera 12, rearmounted shooting
First 13 are respectively arranged on the front-end and back-end of the wearable device 1, and the fire-fighting of the wearable device 1 is put on for gathering respectively
The view data of member's local environment (front-end and back-end for including wearable device 1).The vital sign acquisition module 16 is used for
The current vital signs information of the fireman of the wearable device 1 is put in collection.The first LVDS units 14 are used to transmit
Image information, the first serial unit 15 are used to transmit order and vital sign information.
The processor 11 is used to receive the first view data, the rear camera that the front camera 11 gathers
Second view data of 12 collections is simultaneously pre-processed, such as the processing processing such as denoising enhancing.In addition, the processor 11 is also used
Spliced in pretreated first view data and the second view data, obtain panoramic image data.The processing
The control instruction (control instruction sent by the handheld communication devices 2) that device 11 receives according to the first serial unit 15,
Pretreated first view data, the second view data or panoramic image data are exported by the first LVDS units 14
To the handheld communication devices 2.During implementation, the processor 11 is by described first image data, the second view data or panorama
View data is exported to the handheld communication devices 2 after being converted to LVDS forms by the first LVDS units 14.In addition, institute
Processor 11 is stated to be additionally operable to the vital sign information that the vital sign acquisition module 16 collects passing through the first serial
Unit 15 is exported to the handheld communication devices 2.
It should be noted that the present embodiment, which is arranged on wearable device, includes the front end camera 12 on 1 and rear end shooting
First 13 can use the corresponding imaging sensor of visible ray, the corresponding imaging sensor of infrared light or visible ray and infrared light equal simultaneously
Can corresponding imaging sensor.When different types of image sensing is respectively adopted in the front end camera 12 and rear-end camera 13
During device (for example, front end camera 12 is visible image capturing head, rear-end camera 13 is infrared camera), the processor 11 needs
Just splice after carrying out data format adjustment to pretreated first view data or the second view data, so as to obtain
The panoramic image data.And the vital sign acquisition module 16 can contain multiple sensors, its signal gathered can be with
Transmitted by multiple standards bus and processor 11.
With reference to figure 3, the handheld communication devices 2 include FPGA23, the connection FPGA23 the 2nd LVDS units 21, the
Two serial port units 22, RF transceiver 24 and AFE(analog front end) 25.The corresponding connection of the 2nd LVDS units 21 is described wearable
For equipment including 1 the first LVDS units 11 to transmit image information, it is described wearable that the second serial unit 22 corresponds to connection
The first serial unit 12 of equipment 1 is to transmit control instruction and vital sign information.
The first view data, the second view data or the panorama sketch that the FPGA23 receives the 2nd LVDS units 21
As data carry out data parsing and compression processing, and the image information after compression is handled is realized by the RF transceiver 24
It is wirelessly transmitted to far-end server.The FPGA23 is additionally operable to enter the life state information that the second serial unit 22 receives
Row processing, and the life state information after processing is realized by the RF transceiver 24 and is wirelessly transmitted to far-end server.
The signal that the AFE(analog front end) 25 receives antenna is amplified to the scope that the RF transceiver 24 can receive,
And sent after the output signal of the RF transceiver 24 is amplified by power amplifier by antenna 3.Wherein, the antenna 3 receives
Signal include the control instruction that far-end server is sent, the RF transceiver 24 can be under the driving of the FPGA
Switch frequency between 70MHz to 6GHz.
In the present embodiment, the RF transceiver 24 uses AD9361 chips, and AD9361 chips are the FPGA23's
The radio transmission-receiving function of software programmable is realized under driving, Different Modulations and coding form can be used.
Preferably, the handheld communication devices 2 also include environment information acquisition module 29, and the environmental information is adopted
Collection module 29 is used to the environmental information collected being sent to the FPGA23, and the FPGA carries out data to the environmental information
Realized after processing by the RF transceiver 24 and be wirelessly transmitted to far-end server.Wherein, environment information acquisition module 29 is used
In collection environmental information such as temperature, toxic gas etc., multiple sensors can be contained, its signal can pass through multiple standards bus
Realize and transmit with FPGA23.
Preferably, the handheld communication devices 2 also include phonetic order interface 4, and the FPGA23 passes through described
Phonetic order interface 4 is connected with voice device, and the Instant audio messages that the voice device is sent are received by the radio frequency
Hair device 24, which is realized, is wirelessly transmitted to far-end server, and the RF transceiver 24 is received into the far-end server and returned
Instant audio messages be sent to the voice device.Wherein, the voice device includes earphone and microphone.
Preferably, the handheld communication devices 2 also include the user instruction input block being connected with the FPGA
30 and display unit 27, the handheld communication devices 2 receive the control that user inputs by the user instruction input block 30
Instruction.The FPGA23 performs corresponding operate based on the control instruction that user inputs.For example, when the control instruction of user's input
During to select display/transmission panoramic image data, the FPGA23 sends out the control instruction by the second serial unit 22
The first serial unit 12 of the wearable device 1 is given, to control the processor 11 to send spliced panoramic picture number
According to.Image information, vital sign information or/and environmental information are sent to the display unit 27 and shown by the FPGA23
Show.
Preferably, the handheld communication devices 2 also include the WIFI module 28 and bluetooth being connected with the FPGA
Module 26, WIFI module 28 and bluetooth module 26 are used for short distance information transfer and group-net communication.The handheld communication devices 2 are logical
Cross WIFI module 28 and bluetooth module 26 is realized and the information exchange of proximal device (such as other handheld communication devices).This
Sample, image information, voice messaging, vital sign information or/and the environmental information that user can obtain itself handheld communication devices 2
Other users (other handheld communication devices 2) are sent to Deng by WIFI module 28 or bluetooth module 26, and pass through WIFI module
28 or bluetooth module 26 obtain other users (other handheld communication devices 2) corresponding informance.
Wherein, the FPGA23 of the present embodiment uses Z Series FPGA chips, the AD9361 chips 24 of the present embodiment, in Z series
The radio transmission-receiving function of software programmable is realized under the driving of fpga chip 23, can between 70MHz to 6GHz any switching laws frequency
Point, and Different Modulations and coding form can be used；The signal that AFE(analog front end) 25 receives antenna is amplified to
The scope that AD9361 chips 24 can receive, and the output signal of AD9361 chips 24 is put by the power amplifier in AFE(analog front end) 25
Sent by antenna greatly.The handheld communication devices 2 of the present embodiment carry out signal transacting by Z Series FPGAs chip 23, on the one hand realize
The parsing of LVDS interface picture signal, picture signal compression, the communication based on software radio and environment information acquisition and processing
Etc. function, on the other hand by image information, fireman end voice messaging, fireman's vital sign and local environment information to distally
Server (command terminal) transmits, while by information transfers such as the command information of far-end server (command terminal) and voices to fire-fighting
Member.Therefore the fire information real-time Transmission device based on radio of the utility model embodiment, can realize fireman and refer to
Effective information transmission between the person of waving, all information use digital communication form transmission, can be any between 70MHz to 6GHz
Switch frequency, and Different Modulations and coding form can be used, reliability and the flexibility of communication has been effectively ensured.
In summary, the fire information real-time Transmission device based on radio that the utility model embodiment provides includes can
Wearable device and handheld communication devices, the wearable device include processor, the connection processor front camera, after
Put camera, vital sign acquisition module, the first LVDS units and first serial unit；The processor is according to the described first string
The control instruction that mouth unit receives, the first view data that the front camera is gathered, the rear camera gather
Second view data or the first view data for gathering the front camera and the second figure of rear camera collection
The picture spliced panoramic image data of data is exported by the first LVDS units, and the vital sign acquisition module is adopted
The vital sign information collected is exported by the first serial unit；The handheld communication devices are including described in FPGA, connection
FPGA the 2nd LVDS units, second serial unit, RF transceiver and AFE(analog front end), the 2nd LVDS units correspondingly connect
The first LVDS units are connect, the second serial unit correspondingly connects the first serial unit；The FPGA is by described
The first view data, the second view data or the panoramic image data and the second serial unit that two LVDS units receive connect
The life state information of receipts carries out data parsing and compression processing, and image information and vital sign information after compression is handled
Realized by the RF transceiver and be wirelessly transmitted to far-end server, the signal that the AFE(analog front end) receives antenna amplifies
The scope that can be received to the RF transceiver, and will be sent after the output signal amplification of the RF transceiver by antenna；
Wherein, the signal that the antenna receives includes the control instruction that far-end server is sent.Therefore, the utility model embodiment carries
The fire information real-time Transmission device based on radio supplied can realize that the fireman of scene of fire and backstage take
Real-time information interaction between the commander of business device, so as to improve the efficiency of fire-fighting processing.
It should be noted that device embodiment described above is only schematical, wherein described be used as separating component
The unit of explanation can be or may not be physically separate, can be as the part that unit is shown or can also
It is not physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Can be according to reality
Need to select some or all of module therein to realize the purpose of this embodiment scheme.It is in addition, provided by the utility model
In device embodiment accompanying drawing, the annexation between module represents there is communication connection between them, specifically can be implemented as one
Bar or a plurality of communication bus or signal wire.Those of ordinary skill in the art are without creative efforts, you can with
Understand and implement.
Through the above description of the embodiments, it is apparent to those skilled in the art that the utility model
The mode of required common hardware can be added by software to realize, naturally it is also possible to which special integrated electricity is included by specialized hardware
Road, dedicated cpu, private memory, special components and parts etc. are realized.Generally, all functions of being completed by computer program
Easily it can be realized with corresponding hardware, moreover, for realizing that the particular hardware structure of same function can also be
It is diversified, such as analog circuit, digital circuit or special circuit etc..But it is more for the utility model in the case of
It is more preferably embodiment that software program, which is realized,.Based on such understanding, the technical solution of the utility model is substantially in other words
The part to be contributed to prior art can be embodied in the form of software product, and the computer software product is stored in can
In the storage medium of reading, such as the floppy disk of computer, USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc., including some instructions
To cause a computer equipment (can be personal computer, server, or network equipment etc.) to perform the utility model
Method described in each embodiment.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (9)
1. the fire information real-time Transmission device based on radio, it is characterised in that set including wearable device and handheld communication
Standby, the wearable device includes processor, front camera, rear camera, the vital sign of the connection processor are adopted
Collect module, the first LVDS units and first serial unit；The control that the processor receives according to the first serial unit refers to
Order, the first view data that the front camera is gathered, the second view data of rear camera collection or by institute
State the first view data of front camera collection and the spliced panorama of the second view data of rear camera collection
View data is exported by the first LVDS units, and the vital sign information that the vital sign acquisition module is collected
Exported by the first serial unit；
The handheld communication devices include FPGA, the connection FPGA the 2nd LVDS units, second serial unit, radio-frequency receiving-transmitting
Device and AFE(analog front end), the 2nd LVDS units correspondingly connect the first LVDS units, and the second serial unit is corresponding
Connect the first serial unit；The first view data that the FPGA receives the 2nd LVDS units, the second picture number
According to or the life state information that receives of panoramic image data and the second serial unit carry out data parsing and compression processing,
And image information after compression is handled and vital sign information realize that being wirelessly transmitted to distal end takes by the RF transceiver
It to be engaged in device, the signal that the AFE(analog front end) receives antenna is amplified to the scope that the RF transceiver can receive, and by institute
Sent after stating the output signal amplification of RF transceiver by antenna；Wherein, the signal that the antenna receives includes remote service
The control instruction that device is sent, the RF transceiver can switch frequency under the driving of the FPGA between 70MHz to 6GHz.
2. the fire information real-time Transmission device based on radio as claimed in claim 1, it is characterised in that described preposition to take the photograph
As head and rear camera are visible image capturing head or infrared camera.
3. the fire information real-time Transmission device based on radio as claimed in claim 2, it is characterised in that described hand-held logical
Letter equipment also includes environment information acquisition module, and the environment information acquisition module is used to the environmental information collected being sent to
The FPGA, the FPGA are wirelessly transmitted to after data processing is carried out to the environmental information by RF transceiver realization
Far-end server.
4. the fire information real-time Transmission device based on radio as claimed in claim 3, it is characterised in that described hand-held
Communication equipment also includes voice device, and the FPGA is connected by phonetic order interface with the voice device, by institute's predicate
The Instant audio messages that mixer is sent are realized by the RF transceiver is wirelessly transmitted to far-end server, and by described in
RF transceiver receives the Instant audio messages that the far-end server returns and is sent to the voice device.
5. the fire information real-time Transmission device based on radio as claimed in claim 4, it is characterised in that the voice dress
Put including earphone and microphone.
6. the fire information real-time Transmission device based on radio as claimed in claim 1, it is characterised in that the radio frequency is received
Hair device uses AD9361 chips, and the radio transmission-receiving function of software programmable is realized under the driving of the FPGA, can be used a variety of
Modulation system and coding form.
7. the fire information real-time Transmission device based on radio as claimed in claim 4, it is characterised in that described hand-held logical
Believe equipment also include with FPGA WIFI modules be connected and bluetooth module, the handheld communication devices by WIFI module with
Bluetooth module realizes the information exchange with proximal device.
8. the fire information real-time Transmission device based on radio as claimed in claim 4, it is characterised in that described hand-held logical
Letter equipment also includes the user instruction input block being connected with the FPGA, and the handheld communication devices are by the user instruction
Input block receives the control instruction of user's input.
9. the fire information real-time Transmission device based on radio as claimed in claim 4, it is characterised in that described hand-held logical
Letter equipment also includes the display unit that is connected with the FPGA, and the FPGA is by image information, vital sign information or/and environment
Information is sent to the display unit and shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720448883.1U CN206650792U (en) | 2017-04-26 | 2017-04-26 | Fire information real-time Transmission device based on radio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720448883.1U CN206650792U (en) | 2017-04-26 | 2017-04-26 | Fire information real-time Transmission device based on radio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206650792U true CN206650792U (en) | 2017-11-17 |
Family
ID=60277809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720448883.1U Active CN206650792U (en) | 2017-04-26 | 2017-04-26 | Fire information real-time Transmission device based on radio |
Country Status (1)
| Country | Link |
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2017
- 2017-04-26 CN CN201720448883.1U patent/CN206650792U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Radio-based real-time transmission device for fire information Effective date of registration: 20180823 Granted publication date: 20171117 Pledgee: Jilin Zhongxin science and technology credit Company limited by guarantee Pledgor: Zuo Zhiquan Registration number: 2018220000028 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20230530 Registration number: 2018220000028 Pledgee after: Jilin Zhongxin Technology Credit Financing Guarantee Co.,Ltd. Pledgee before: Jilin Zhongxin science and technology credit Company limited by guarantee |
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| PM01 | Change of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230602 Granted publication date: 20171117 Pledgee: Jilin Zhongxin Technology Credit Financing Guarantee Co.,Ltd. Pledgor: Zuo Zhiquan Registration number: 2018220000028 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |