CN110543152A - Intelligent farm management method - Google Patents

Intelligent farm management method Download PDF

Info

Publication number
CN110543152A
CN110543152A CN201910757017.4A CN201910757017A CN110543152A CN 110543152 A CN110543152 A CN 110543152A CN 201910757017 A CN201910757017 A CN 201910757017A CN 110543152 A CN110543152 A CN 110543152A
Authority
CN
China
Prior art keywords
farm
information
ecological
server
lora
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910757017.4A
Other languages
Chinese (zh)
Inventor
鲍崇智
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gansu Mengnong Internet Of Things Technology Co Ltd
Original Assignee
Gansu Mengnong Internet Of Things Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gansu Mengnong Internet Of Things Technology Co Ltd filed Critical Gansu Mengnong Internet Of Things Technology Co Ltd
Priority to CN201910757017.4A priority Critical patent/CN110543152A/en
Publication of CN110543152A publication Critical patent/CN110543152A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/418Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
    • G05B19/4185Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by the network communication
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The invention discloses an intelligent farm management method, which belongs to the technical field of intelligent farms and comprises the following steps: step 1: the sensor collects ecological information of a farm and sends the ecological information to the LoRa chip; step 2: after receiving the ecological information, the LoRa chip performs preliminary analysis and uniform packaging, and then sends ecological data to the LoRa gateway; and step 3: the LoRa gateway uploads the received ecological data to a server; and 4, step 4: and the server receives the ecological data to perform data arrangement, so that management of the farm is realized. The farm management system solves the problems that the existing farm management is high in cost, few in functions, short in transmission distance, low in management efficiency and prone to omission or information leakage in information transmission.

Description

intelligent farm management method
Technical Field
The invention belongs to the technical field of intelligent farms, and relates to an intelligent farm management method.
Background
With the continuous development of intelligent equipment and networking technologies, people gradually get rid of the traditional manual mode of managing farms and pastures, and gradually specialize, automate and intelligentize, and some intelligent management systems for farms or pastures also appear at present.
At present, some farm management systems appearing on the market are still higher in cost, applicable to small farms or rural farmers for own planting industry, and for farms with larger sites and more plants, some problems still exist, such as higher cost, fewer functions, shorter transmission distance, lower management efficiency and easiness in omission or information leakage in information transmission.
Therefore, in order to solve the above problems, the present invention provides an intelligent farm management method.
Disclosure of Invention
the invention aims to: the intelligent farm management method solves the problems that existing farm management is high in cost, few in functions, short in transmission distance, low in management efficiency and prone to omission or information leakage in information transmission.
The technical scheme adopted by the invention is as follows:
An intelligent farm management method comprises the following steps:
Step 1: the sensor collects ecological information of a farm and sends the ecological information to the LoRa chip;
Step 2: after receiving the ecological information, the LoRa chip performs preliminary analysis and uniform packaging, and then sends ecological data to the LoRa gateway;
And step 3: the LoRa gateway uploads the received ecological data to a server;
and 4, step 4: and the server receives the ecological data to perform data arrangement, so that management of the farm is realized.
Further, the method also comprises the step 5: the server sends instruction information to the Internet-of-things controller, and then the Internet-of-things controller sends the instruction information to the ecological control device, wherein the instruction information is automatically sent by the server, or the server sends the instruction information after receiving related commands manually input.
Further, the method also comprises the step 6: and after the ecological control equipment receives the instruction information, managing the operation state of the relevant equipment in the farm according to the instruction information.
Further, the step 1 further includes sending alarm information to the LoRa chip when the anti-theft device detects the abnormal information; the step 2 also comprises that after receiving the alarm information, the LoRa chip sends the alarm information to the LoRa gateway; the step 3 also comprises that the LoRa gateway uploads the received alarm information to a server; and step 4, the server receives the alarm information, and the user can timely acquire the prompt information at a far end so as to take measures in time.
Further, the sensors in step 1 include one or more of air temperature and humidity sensors, soil humidity and temperature sensors, atmospheric pressure sensors, carbon dioxide sensors, soil PH sensors, light intensity sensors, rainfall sensors, PM2.5 sensors, and PM10 sensors.
Further, the ecological information in step 1 is data of farm environment and data of animals and plants in the farm collected by sensors.
further, the LoRa chip in step 2 adopts an SX1278 long-distance transmission chip to receive the ecological information in a serial port mode or a wireless mode.
Furthermore, the server in the step 4 can be arranged at a remote end, so that ecological data of the farm can be remotely acquired and corresponding management is performed; the server can also be connected with the mobile terminal, and the corresponding data in the server is acquired through the mobile terminal and the related instruction is sent to the server.
still further, the related devices in step 6 include one or more of a combination of a fan, a water pump, a solenoid valve, a lighting lamp and a greenhouse roller shutter.
Further, the anti-theft device may be an infrared sensor provided at an entrance of a farm or an enclosure where climbing over easily is possible, and may also be a pressure sensor provided at the bottom of a target detection object.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. According to the intelligent farm management method, the agricultural Internet of things based on LoRa is adopted, the operation state of the equipment on the farm is managed through the agricultural Internet of things, compared with manual operation, the ecological data of the farm can be acquired more timely, and the items needing manual operation are reduced, so that the management cost of the farm is reduced, and the management efficiency of the farm is improved.
2. The invention adopts the LoRa wireless transmission technology, and because the occupied area of the farm is large, and part of ecological indexes need to be monitored for a long time, the LoRa wireless transmission technology is very suitable, and the LoRa wireless transmission technology requires low power consumption and long transmission distance, is suitable for the management requirement of the farm, has higher safety of transmitted data, and does not have the risk of data leakage.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other relevant drawings can be obtained according to the drawings without inventive effort, wherein:
FIG. 1 is a flow chart of a method of intelligent farm management;
FIG. 2 is a flowchart of a second embodiment of the present invention.
Detailed Description
in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described herein and illustrated in the figures may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
An intelligent farm management method solves the problems that existing farm management is high in cost, few in functions, short in transmission distance, low in management efficiency and prone to omission or information leakage in information transmission.
an intelligent farm management method comprises the following steps:
Step 1: the sensor collects ecological information of a farm and sends the ecological information to the LoRa chip;
Step 2: after receiving the ecological information, the LoRa chip performs preliminary analysis and uniform packaging, and then sends ecological data to the LoRa gateway;
and step 3: the LoRa gateway uploads the received ecological data to a server;
And 4, step 4: and the server receives the ecological data to perform data arrangement, so that management of the farm is realized.
According to the management method, the agricultural Internet of things based on LoRa is adopted, the operation state of the equipment on the farm is managed through the agricultural Internet of things, compared with manual operation, the ecological data of the farm can be acquired more timely, and the items needing manual operation are reduced, so that the management cost of the farm is reduced, and the management efficiency of the farm is improved.
The features and properties of the present invention are described in further detail below with reference to examples.
example one
In a preferred embodiment of the present invention, there is provided an intelligent farm management method, as shown in fig. 1, including the following steps:
Step 1: the sensor collects ecological information of a farm and sends the ecological information to the LoRa chip;
Step 2: after receiving the ecological information, the LoRa chip performs preliminary analysis and uniform packaging, and then sends ecological data to the LoRa gateway;
And step 3: the LoRa gateway uploads the received ecological data to a server;
And 4, step 4: and the server receives the ecological data to perform data arrangement, so that management of the farm is realized.
further, the method also comprises the step 5: the server sends instruction information to the Internet-of-things controller, and then the Internet-of-things controller sends the instruction information to the ecological control device, wherein the instruction information is automatically sent by the server, or the server sends the instruction information after receiving related commands manually input.
Further, the method also comprises the step 6: and after the ecological control equipment receives the instruction information, managing the operation state of the relevant equipment in the farm according to the instruction information.
Further, the sensors in step 1 include one or more of air temperature and humidity sensors, soil humidity and temperature sensors, atmospheric pressure sensors, carbon dioxide sensors, soil PH sensors, light intensity sensors, rainfall sensors, PM2.5 sensors, and PM10 sensors.
further, the ecological information in step 1 is data of farm environment and data of animals and plants in the farm collected by sensors.
Further, the LoRa chip in step 2 adopts an SX1278 long-distance transmission chip to receive the ecological information in a serial port mode or a wireless mode.
The transmission distance of the LoRa wireless transmission technology is far away, and because the land occupation range of the farm is large, partial ecological indexes need to be monitored for a long time, so the LoRa wireless transmission technology is very suitable. In addition, the LoRa wireless transmission technology can allow enterprises to build own networks to realize the operation of related services, so that the transmitted data security is higher, and the risk of data leakage is reduced.
Furthermore, the server in the step 4 can be arranged at a remote end, so that ecological data of the farm can be remotely acquired and corresponding management is performed; the server can also be connected with the mobile terminal, and the corresponding data in the server is acquired through the mobile terminal and the related instruction is sent to the server.
still further, the related devices in step 6 include one or more of a combination of a fan, a water pump, a solenoid valve, a lighting lamp and a greenhouse roller shutter.
According to the management method, the agricultural Internet of things based on LoRa is adopted, the running state of the equipment on the farm is managed through the agricultural Internet of things, compared with manual operation, the ecological data of the farm can be acquired more timely, and the items needing manual operation are reduced, so that the management cost of the farm is reduced, and the management efficiency of the farm is improved; the invention adopts the LoRa wireless transmission technology, and because the occupied area of the farm is large, and part of ecological indexes need to be monitored for a long time, the LoRa wireless transmission technology is very suitable, and the LoRa wireless transmission technology requires low power consumption and long transmission distance, is suitable for the management requirement of the farm, has higher safety of transmitted data, and does not have the risk of data leakage.
Example two
In this embodiment, on the basis of the first embodiment, as shown in fig. 2, the step 1 further includes sending alarm information to a LoRa chip when the anti-theft device detects abnormal information; the step 2 also comprises that after receiving the alarm information, the LoRa chip sends the alarm information to the LoRa gateway; the step 3 also comprises that the LoRa gateway uploads the received alarm information to a server; and step 4, the server receives the alarm information, and the user can timely acquire the prompt information at a far end so as to take measures in time.
Further, the anti-theft device may be an infrared sensor provided at an entrance of a farm or an enclosure where climbing over easily is possible, and may also be a pressure sensor provided at the bottom of a target detection object. When the infrared sensor detects that the foreign matter enters the specific area, the sensitivity of the infrared sensor is high, and abnormal information can be detected. When the target detection object is not moved, the pressure received by the pressure sensor is in a normal range, and accordingly, when the target detection object is moved, the pressure sensor can detect abnormal information.
This embodiment has improved farm management's security, and alarm device's setting conveys the server through loRa wireless transmission technology fast, sends user mobile terminal again, in time knows farm emergency, takes measures as early as possible.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, and any modifications, equivalents and improvements made by those skilled in the art within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. An intelligent farm management method is characterized by comprising the following steps:
step 1: the sensor collects ecological information of a farm and sends the ecological information to the LoRa chip;
Step 2: after receiving the ecological information, the LoRa chip performs preliminary analysis and uniform packaging, and then sends ecological data to the LoRa gateway;
and step 3: the LoRa gateway uploads the received ecological data to a server;
And 4, step 4: and the server receives the ecological data to perform data arrangement, so that management of the farm is realized.
2. the intelligent farm management method according to claim 1, further comprising the step 5: the server sends instruction information to the Internet-of-things controller, and then the Internet-of-things controller sends the instruction information to the ecological control device, wherein the instruction information is automatically sent by the server, or the server sends the instruction information after receiving related commands manually input.
3. The intelligent farm management method according to claim 1, further comprising the step 6: and after the ecological control equipment receives the instruction information, managing the operation state of the relevant equipment in the farm according to the instruction information.
4. The intelligent farm management method according to claim 1, wherein the step 1 further comprises sending alarm information to a LoRa chip when the anti-theft device detects the abnormal information; the step 2 also comprises that after receiving the alarm information, the LoRa chip sends the alarm information to the LoRa gateway; the step 3 also comprises that the LoRa gateway uploads the received alarm information to a server; and step 4, the server receives the alarm information, and the user can timely acquire the prompt information at a far end so as to take measures in time.
5. the intelligent farm management method according to claim 1, wherein the sensors in step 1 comprise one or more of air temperature and humidity sensors, soil humidity and temperature sensors, barometric pressure sensors, carbon dioxide sensors, soil PH sensors, light intensity sensors, rainfall sensors, PM2.5 sensors, and PM10 sensors.
6. The intelligent farm management method according to claim 1, wherein the ecological information in step 1 is data of farm environment and data of animals and plants in the farm collected by sensors.
7. The intelligent farm management method according to claim 1, wherein the LoRa chip in step 2 is an SX1278 long-distance transmission chip, and receives the ecological information through a serial port method or a wireless method.
The transmission distance of the LoRa wireless transmission technology is far away, and because the land occupation range of the farm is large, partial ecological indexes need to be monitored for a long time, so the LoRa wireless transmission technology is very suitable. In addition, the LoRa wireless transmission technology can allow enterprises to build own networks to realize the operation of related services, so that the transmitted data security is higher, and the risk of data leakage is reduced.
8. The intelligent farm management method according to claim 1, wherein the server in step 4 is remotely located, so as to remotely obtain ecological data of the farm and perform corresponding management; the server can also be connected with the mobile terminal, and the corresponding data in the server is acquired through the mobile terminal and the related instruction is sent to the server.
9. The intelligent farm management method according to claim 3, wherein the relevant equipment in step 6 comprises one or more of a combination of a fan, a water pump, a solenoid valve, a lighting lamp and a greenhouse roller shutter.
10. The intelligent farm management method according to claim 4, wherein the anti-theft device is an infrared sensor installed at the entrance of the farm or at the surrounding wall where the farm is easy to climb over, or a pressure sensor installed at the bottom of the target detection object. When the infrared sensor detects that the foreign matter enters the specific area, the sensitivity of the infrared sensor is high, and abnormal information can be detected. When the target detection object is not moved, the pressure received by the pressure sensor is in a normal range, and accordingly, when the target detection object is moved, the pressure sensor can detect abnormal information.
CN201910757017.4A 2019-08-16 2019-08-16 Intelligent farm management method Pending CN110543152A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910757017.4A CN110543152A (en) 2019-08-16 2019-08-16 Intelligent farm management method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910757017.4A CN110543152A (en) 2019-08-16 2019-08-16 Intelligent farm management method

Publications (1)

Publication Number Publication Date
CN110543152A true CN110543152A (en) 2019-12-06

Family

ID=68711533

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910757017.4A Pending CN110543152A (en) 2019-08-16 2019-08-16 Intelligent farm management method

Country Status (1)

Country Link
CN (1) CN110543152A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112184472A (en) * 2020-09-29 2021-01-05 广东后海控股股份有限公司 Electronic patrol management platform for family farm and establishment method thereof
CN112508508A (en) * 2020-11-18 2021-03-16 布瑞克农业大数据科技集团有限公司 Intelligent farm management system
CN112565350A (en) * 2020-11-18 2021-03-26 北京林业大学 Orchard intelligent management system based on LoRa
CN114594738A (en) * 2020-12-06 2022-06-07 阿师组有限公司 General Internet of things safety control method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203732095U (en) * 2014-01-21 2014-07-23 上海农业信息有限公司 Agriculture ecology monitoring system
US20150301521A1 (en) * 2014-04-17 2015-10-22 Masitek Instruments Inc. Systems, methods, devices and computer readable medium for real and near-real time sensor data capture and analysis
CN106846756A (en) * 2017-03-28 2017-06-13 冷明 A kind of door state monitoring and warning device based on LoRa Internet of Things transmission technologys
CN106993035A (en) * 2017-03-29 2017-07-28 山东省科学院能源研究所 A kind of Intelligent methane monitoring system based on LoRa technologies
CN206370146U (en) * 2017-01-11 2017-08-01 厦门大学嘉庚学院 A kind of small agricultural data collecting system based on LoRa
CN208548924U (en) * 2018-07-19 2019-02-26 宁波弘讯软件开发有限公司 A kind of farm and its farm management device based on LoRa communication

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203732095U (en) * 2014-01-21 2014-07-23 上海农业信息有限公司 Agriculture ecology monitoring system
US20150301521A1 (en) * 2014-04-17 2015-10-22 Masitek Instruments Inc. Systems, methods, devices and computer readable medium for real and near-real time sensor data capture and analysis
CN206370146U (en) * 2017-01-11 2017-08-01 厦门大学嘉庚学院 A kind of small agricultural data collecting system based on LoRa
CN106846756A (en) * 2017-03-28 2017-06-13 冷明 A kind of door state monitoring and warning device based on LoRa Internet of Things transmission technologys
CN106993035A (en) * 2017-03-29 2017-07-28 山东省科学院能源研究所 A kind of Intelligent methane monitoring system based on LoRa technologies
CN208548924U (en) * 2018-07-19 2019-02-26 宁波弘讯软件开发有限公司 A kind of farm and its farm management device based on LoRa communication

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112184472A (en) * 2020-09-29 2021-01-05 广东后海控股股份有限公司 Electronic patrol management platform for family farm and establishment method thereof
CN112508508A (en) * 2020-11-18 2021-03-16 布瑞克农业大数据科技集团有限公司 Intelligent farm management system
CN112565350A (en) * 2020-11-18 2021-03-26 北京林业大学 Orchard intelligent management system based on LoRa
CN114594738A (en) * 2020-12-06 2022-06-07 阿师组有限公司 General Internet of things safety control method

Similar Documents

Publication Publication Date Title
CN110543152A (en) Intelligent farm management method
CN204028731U (en) Based on the agricultural greenhouse planting environment supervisory system of ZigBee technology
CN204731612U (en) A kind of agricultural monitoring system based on cloud platform
CN205920428U (en) Wisdom agricultural monitored control system based on integration detects sensor
CN104181877A (en) IoT (Internet of Things) based intelligent agricultural management system
CN104950769A (en) Intelligent electrical equipment environment monitoring system based on cloud computing and big data analysis
CN204155128U (en) A kind of intelligent pig house supervisory system
Nallani et al. Low power cost effective automatic irrigation system
KR20100137312A (en) System for providing stable management and method therefor
CN206575942U (en) A kind of warmhouse booth control system based on Internet of Things
CN107835244A (en) Agriculture crop field MONITORING AND PRE WARNING SYSTEM OF CLIMATIC CALAMITY based on Internet of Things
CN206648249U (en) A kind of new blower fan control system of Intelligent internet of things
CN204331419U (en) A kind of plant factor's automatic monitored control system based on Internet of Things
CN204443395U (en) A kind of green house control system
CN106647892A (en) Intelligent agriculture control system
CN205644324U (en) Control and alarm system are bred to duck class based on thing networking
CN104460640A (en) Intelligent agriculture integrated information system environmental controller
CN206877184U (en) Warmhouse booth environmental data remote monitoring system
CN106595767A (en) Method and system of intelligently adjusting temperature and humidity of air
Yu et al. Information acquisition and expert decision system in litchi orchard based on internet of things
KR102228478B1 (en) System and method for international standard livestock environment data collection based on onem2m
CN204719500U (en) Reading intelligent agriculture supervisory system
CN107622628A (en) A kind of household safe Monitoring and control system
CN204811282U (en) Greenhouse environmental monitoring system
CN208257971U (en) A kind of visual image wireless sensing device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20191206

RJ01 Rejection of invention patent application after publication