CN109451274A - A kind of video monitoring box based on the positioning of narrowband Internet of Things - Google Patents
A kind of video monitoring box based on the positioning of narrowband Internet of Things Download PDFInfo
- Publication number
- CN109451274A CN109451274A CN201811413599.6A CN201811413599A CN109451274A CN 109451274 A CN109451274 A CN 109451274A CN 201811413599 A CN201811413599 A CN 201811413599A CN 109451274 A CN109451274 A CN 109451274A
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- China
- Prior art keywords
- power supply
- lightning protection
- module
- cabinet
- sensor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/52—Network services specially adapted for the location of the user terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Biomedical Technology (AREA)
- Computing Systems (AREA)
- Medical Informatics (AREA)
- Telephonic Communication Services (AREA)
Abstract
The present invention relates to a kind of video monitoring boxes based on the positioning of narrowband Internet of Things, it includes cabinet, and power supply module, multi-functional detection module, protenchyma networking module, monitoring combination lightning protection device, monitoring sensor are equipped in cabinet；The input terminal of power supply module is equipped with lightning protection for power supply, output end is equipped with monitoring combination lightning protection device；Reclosing protective switch is additionally provided in power supply module；The output end of power supply module is also multi-functional detection module, protenchyma networking module, monitoring sensor power supply；Multi-functional detection module is connect with monitors sensor signal, and protenchyma networking module is equipped with the serial port connecting with multi-functional detection module, the antenna opening connecting with external antenna.A kind of video monitoring box based on the positioning of narrowband Internet of Things of the invention, the Meteorological of telecommunication device is saved, and the fault distinguishing when maintenance of screen monitoring device is greatly facilitated, the reliable guarantee for providing the approach of intelligent development and using is managed and maintained for video monitoring system.
Description
Technical field
The present invention relates to Internet of Things and field of video monitoring, more particularly to a kind of video based on the positioning of narrowband Internet of Things
Monitoring box.
Background technique
In recent years, with the implementation of the propulsion sum of the security protections project such as China " safe city ", " bright as snow engineering ", video image
Monitoring system in fields such as security protection, governance, wisdom traffic, people's livelihood service, ecological constructions using more and more extensive,
Networking, the intelligence of video monitoring system are developed and are promoted, and especially " internet+" has become innovation society public security
The important channel of prevention and control System Construction；Monitor camera and the general mounting location distribution of control cabinet are wider, and monitoring box
It all installs aloft, widely applying for these equipment certainly will bring very big workload to plant maintenance and maintenance, in order to differentiate
Abort situation and the internal fault point of equipment often take twists and turns very much, some monitoring systems use 4G DTU mould group technology thus,
By monitor image signal and detection signal by 4G network implementations wireless transmission signal, although communication and maintenance side in this way
Just, but the cost of equipment investment is quite high, and 4G mould group band occupancy is wider, and consumed flow is more, and power consumption is also bigger, this
It is unfavorable for the large-scale popularization application of video monitoring equipment test network management.
Summary of the invention
In order to solve the above technical problems, being adopted the present invention provides a kind of video monitoring box based on the positioning of narrowband Internet of Things
With a kind of cabinet for being mounted on outdoor connection monitor camera, inside is furnished with power supply device and a variety of protection devices, is furnished with
Measurement of multipoint signals device monitors the working condition of various equipment and device in control cabinet, especially with protenchyma closely
Networking module realizes wireless transmission monitoring signals, can position cabinet installation site and determine the failure of cabinet inside equipment
Point, has not only saved the Meteorological of telecommunication device, but also the failure greatly facilitated when screen monitoring device is overhauled is sentenced
Not, the reliable guarantee for providing the approach of intelligent development and using is managed and maintained for video monitoring system.
The technical solution adopted by the present invention to solve the technical problems is: a kind of video prison based on the positioning of narrowband Internet of Things
Case is controlled, it includes cabinet, and power supply module, multi-functional detection module, protenchyma networking module, monitoring group are provided in the cabinet
Close lightning protection device, monitoring sensor；The input terminal of the power supply module is provided with the lightning protection for power supply for power supply module lightning protection, defeated
Outlet is provided with the monitoring combination lightning protection device of the dual lightning protection of power channel and signal path for external inspecting video camera；It is described
Reclosing protective switch is additionally provided in power supply module, for constituting the dual guarantor of the electric discharge aerial drainage of lightning protection step by step with lightning protection for power supply
Shield；The output end of the power supply module is also multi-functional detection module, protenchyma networking module, monitoring sensor power supply；It is described
Multi-functional detection module is connect with monitors sensor signal, and the protenchyma networking module is provided with to be connected with multi-functional detection module
The serial port connect, the antenna opening being connect with the external antenna being located on the outside of cabinet.
The protenchyma networking module is additionally provided with card-reading slot, and the card-reading slot is for being inserted into setting ownship information and control
The antenna opening of the NB card of flow, the protenchyma networking module is supervised by external antenna and telecomm base station, telecommunications cloud and a distant place
It controls computer room and personal mobile phone constitutes communication network.
The power supply module further includes power output socket, power supply adaptor and regulated power supply；The lightning protection for power supply
Upper end is connected with external input power line, the earthing bar connection in the lower end and cabinet of lightning protection for power supply；The lightning protection for power supply
Upper end connect the enter line side of reclosing protective switch simultaneously, the outgoing line side connection power supply output of the reclosing protective switch is inserted
Seat, the power output socket are separately connected the input terminal of power supply adaptor and the input terminal of regulated power supply；The monitoring combination
One end of the power channel of lightning protection device connects the output end of power supply adaptor, the other end and is used to power for external inspecting video camera
Connection, monitoring combination lightning protection device signal path one end connection extranets winding thread, the other end be used for and external prison
Control the connection of the network mouth of video camera；The ground line of the ground line of lightning protection for power supply and monitoring combination lightning protection device respectively with connect
Ground row is connected；The output end of the regulated power supply gives multi-functional detection module and protenchyma networking module to power respectively.
The output power line road of the regulated power supply is gone back and is connected to dry cell, for providing backup power source.
The monitoring sensor includes current sensor, voltage sensor, power lightning protection sensor, monitoring lightning protection sensing
Device；The primary coil of the current transformer is set in the outgoing line side power circuit of reclosing protective switch, and the voltage is mutual
The primary coil of sensor is attempted by two electrodes of outgoing line side power circuit of reclosing protective switch, the power lightning protection sensing
The primary coil of device is set on the ground line of lightning protection for power supply, and the primary coil of the monitoring lightning protection sensor is set on combination
On the ground line of lightning protection device；The multi-functional detection module is separately connected current sensor, voltage sensor, power lightning protection sensing
Device and the monitoring respective secondary coil of lightning protection sensor.
The monitoring sensor further includes temp probe, moisture probe；The temp probe and the respective letter of moisture probe
Number end is connect with multi-functional detection module respectively.
The two sides of the cabinet are equipped with heat dissipation round, and cabinet inside is provided with cooling fan；The multi-functional detection module
It is connect with cooling fan signal.
The cabinet is made of chamber door, cabinet and case top, and cabinet is provided with mounting plate, for installing module；The chamber door
It is connected between earthing bar in inside and case with a braiding copper strips, for being grounded cabinet monolithic case.
Gate inhibition's probe is also equipped on the inside of the doorframe of the cabinet, for capturing the signal of unnormal unlocking chamber door；Institute
The signal end for stating gate inhibition's probe is connect with multi-functional detection module.
The doorframe of the cabinet is equipped with a circle waterproof flange；Cabinet bottom side is equipped with cable threading hole, covers on cable threading hole
There is rubber protective ring；The case top is in peaky shape, lets out rainwater for keeping off the rain and unloading；The external antenna is mounted on case top；
The rear side of the cabinet, which is equipped with, installs fixed anchor ear.
Beneficial effects of the present invention: a kind of video monitoring box based on the positioning of narrowband Internet of Things of the invention is being supplied to
While External video camera needs power supply, using operating current, the electricity of multi-functional detection module difference monitoring box equipment
The signals such as pressure, lightning current and temperature, humidity and gate inhibition, and monitoring signals are passed through into telecomm base station biography by protenchyma networking module
Other reception terminals such as remote monitoring center and mobile phone are sent to, the positioning and inside for realizing video monitoring cabinet installation site are set
The differentiation of standby fault point, facilitates maintenance and repair；The low cost investment and low-power consumption fortune of video monitoring system equipment are reached
Row, provides reliable guarantee to the intelligent management of video monitoring system equipment.
Detailed description of the invention
Fig. 1 is a kind of shape assumption diagram of video monitoring box based on the positioning of narrowband Internet of Things of embodiment；
Fig. 2 is a kind of device connection diagram of video monitoring box based on the positioning of narrowband Internet of Things of embodiment；
Wherein: 1- cabinet, 1a- chamber door, 1a1- door lock cover, 1a2- weave copper strips, 1b- cabinet, 1b1- heat dissipation round, 1b2-
Waterproof flange, 1b3- cable threading hole, 1b4- rubber protective ring, 1c- case top, 1d- mounting plate, 2- lightning protection for power supply, 3- are overlapped
Lock protective switch, 4- power output socket, 5- power supply adaptor, 6- regulated power supply, 7- monitoring combination lightning protection device, 7a- power supply are anti-
Thunder channel, 7b- signal lighting protection channel, the multi-functional detection module of 8-, 9- protenchyma networking module, 9a- serial port, 9b- card-reading slot,
9c- antenna opening, 10- dry cell, 11- current sensor, 12- voltage sensor, 13- power lightning protection sensor, 14- monitor lightning protection
Sensor, 15- cooling fan, 16- temp probe, 17- moisture probe, 18- gate inhibition's probe, 19- earthing bar, 20- external antenna,
21- monitor camera.
Specific embodiment
In order to deepen the understanding of the present invention, the present invention is done below in conjunction with drawings and examples and is further retouched in detail
It states, the embodiment is only for explaining the present invention, does not constitute and limits to protection scope of the present invention.
Embodiment
As shown in Figure 1, being that a kind of contour structures of video monitoring box based on the positioning of narrowband Internet of Things of the present embodiment show
It is intended to；A kind of video monitoring box based on the positioning of narrowband Internet of Things, it includes cabinet 1, and the cabinet integrally uses stainless
Steel board composition, surface spraying modeling paint, installation outdoors can be antiseptic and rustproof；The cabinet is by chamber door 1a, cabinet 1b and case top
1c composition, the chamber door outer surface right side is intermediate to be equipped with door lock cover 1a1, and case can be opened or closed with key by turning on door lock cover
Door；With a braiding copper strips 1a2 connection between earthing bar on the inside of the chamber door and in case, it is grounded cabinet monolithic case；Institute
It states cabinet two sides and is equipped with heat dissipation round 1b1, cabinet inside can be made to form cross-ventilation, dissipating after being conducive to internal unit temperature rise
Heat；The door frame of box is equipped with a circle waterproof flange 1b2, can prevent rainwater from entering in case after shutting chamber door；The cabinet
Lower section is equipped with cable threading hole 1b3, is cased with rubber protective ring 1b4 on the cable threading hole, for protect the power supply of access with
Vision cable line；The case top of the cabinet is in former and later two inclined plane shapes on pinnacle, can keep off the rain and unload in outdoor and let out rainwater；Institute
The external antenna 20 equipped with protenchyma networking module antenna opening 9c in a connecting box above case top is stated, wireless telecommunications can be increased
Signal strength；The rear side of the cabinet, which is equipped with, installs fixed anchor ear, by the fixing screws on tightening anchor ear, can be convenient will
Cabinet is mounted in outdoor upright bar；Mounting plate 1d is additionally provided in the cabinet, it is logical for installing video monitoring accessory and detection
Interrogate equipment.
As shown in Fig. 2, be the present embodiment it is a kind of based on narrowband Internet of Things positioning video monitoring box equipment connection show
It is intended to；The upper end of the lightning protection for power supply 2 is connected with external input power inlet wire, in the lower end and cabinet of the lightning protection for power supply
Earthing bar 19 connect；The upper end of the lightning protection for power supply connects the enter line side of reclosing protective switch 3, the reclosing simultaneously
The outgoing line side of protective switch connects power output socket 4, also has power lightning protection defencive function in reclosing protective switch, with into
The lightning protection for power supply of line end constitutes the duplicate protection system of the electric discharge aerial drainage of lightning protection step by step, and the reclosing protective switch is for monitoring
The over-voltage of input power and under-voltage overcurrent for monitoring out-put supply and short circuit, the electric leakage for monitoring electrical equipment；Defeated
Entering reclosing protective switch when occurring abnormal with out-put supply can trip immediately, and within half an hour after tripping
The constantly situation of detection input power and output end load outputs and inputs all normal, reclosing protective switch if detected
Will turn on automatically internal switch, restore output power supply；The power output socket is separately connected the input terminal of power supply adaptor 5
With the input terminal of regulated power supply 6；One end of the power channel 7a of the output end connection combination lightning protection device 7 of the power supply adaptor,
The other end of the power channel of the combination lightning protection device is powered to external inspecting video camera 21, and the signal of the combination lightning protection device is logical
Network mouth, the other end of one end connection external inspecting video camera of road 7b connect extranets winding thread, by monitor camera shooting
Picture signal is transmitted to neighbouring monitoring room, and the ground line of the combination lightning protection device is also connected with earthing bar；The pressure stabilizing electricity
The output end in source gives multi-functional detection module 8 and protenchyma networking module 9 to power respectively, while being also connected with the electricity of dry cell 1O
Pole.
A kind of video monitoring box based on the positioning of narrowband Internet of Things of the present embodiment, the multi-functional detection module connect respectively
Current sensor 11, voltage sensor 12, power lightning protection sensor 13, the secondary coil for monitoring lightning protection sensor 14 are connect, it is described
The primary coil of current transformer is set in the outgoing line side power circuit of reclosing protective switch, at the beginning of the voltage transformer
On two electrodes of the outgoing line side power circuit that grade coil is attempted by reclosing protective switch, at the beginning of the power lightning protection sensor
Grade coil is set on the ground line of lightning protection for power supply, and the primary coil of the monitoring lightning protection sensor is set on combination lightning protection device
Connect wires on；The multi-functional detection module is also connected with cooling fan 15, temp probe 16, moisture probe 17 and gate inhibition's probe
18 signal end, and all detection signals are transmitted in protenchyma networking module by serial port；The multi-functional detection
Module can monitor the operating current and operating voltage of video monitoring box equipment by current sensor and voltage sensor；Pass through electricity
Source lightning protection sensor and monitoring lightning protection sensor monitoring device are by lightning current or surge impact number；By temp probe and wet
The temperature and humidity value in probe monitors case is spent, driving cooling fan is operated after monitoring that temperature and humidity value is more than specified value, is played
Effect that is aeration-cooling and driving away moisture；The multi-functional detection module can also by gate inhibition pop one's head in capture its output it is non-just
The signal of normally open chamber door, and by gate inhibition's signal and the electric current of above-mentioned detection, voltage, lightning impulse, temperature, humidity, blower etc.
Signal records preservation together, and sends the protenchyma networking module to by serial port and handle.
A kind of video monitoring box based on the positioning of narrowband Internet of Things of the present embodiment, the protenchyma networking module are equipped with
Serial port 9a, card-reading slot 9b and antenna opening 9c, the serial port connect multi-functional detection module for receiving its synthesis sent
The encoded information of monitoring sends call information to multi-functional detection module when needing to receive data, after obtaining response
Receive monitoring data information；The card-reading slot can be inserted into NB card, need to be passed through by buying card number after selected telecommunication network operator
The settable ownship information of NB card and control flow, thus can set the address number and installation site of each video monitoring box；It is described
The antenna opening of protenchyma networking module is connected to the external antenna on the outside of cabinet case top, the narrowband Internet of Things by plain conductor
Module, by the working condition of video monitoring box equipment, passes through external antenna and telecomm base station, network cloud using network protocol
Communication network is constituted with remote monitoring computer room and personal mobile phone；The characteristics of protenchyma networking module (NB-IoT) communicates:
First is that network extensively covers, under same frequency range, narrowband Internet of Things is equivalent to than existing network gain 20dB and improves 100
The ability of times overlay area；Second is that having the ability of support connection, Internet of Things one sector in narrowband can support 100,000 connections,
Support low latency sensitivity, ultralow equipment cost, the network architecture of low equipment power dissipation and optimization；Third is that more low-power consumption, narrowband
The stand-by time of Internet of Things module is 10 years；Fourth is that module cost is very low, it is easy to promote and utilize；The narrowband Internet of Things mould
Block (NB-IoT) is outer in addition to being powered by regulated power supply, also the power end shared with multi-functional detection module and connect one it is dry electric
Pond more ensures the normal operation of monitoring and the communication of video monitoring box.
A kind of video monitoring box based on the positioning of narrowband Internet of Things of the present embodiment is providing tool to external monitor camera
While having lightning protection and reclosing function power supply, using electric current, the electricity of multi-functional detection module monitors cabinet inside circuit
Pressure and by lightning impulse state, and monitors the temperature inside the box, humidity and gate inhibition's situation, starts fan radiating drop when being abnormal
Temperature, dehumidifying, moreover it is possible to record the abnormal open signal of chamber door and inform management terminal；In particular by protenchyma networking module
(NB-IoT), video monitoring box is upgraded into intelligent communication apparatus, multi-functional detection mould is read by protenchyma networking module
A variety of monitoring data that block is sent recycle telecomm base station and cloud network communication, realization and remote monitoring center and mobile phone etc.
Other networkings for receiving terminal make video monitoring system equipment under the premise of low cost investment and low power operation, reach intelligence
Data network management, equipment fault differentiation and equipment can be changed and be accurately positioned effect.
Above-described embodiment should not in any way limit the present invention, all to be obtained by the way of equivalent replacement or equivalency transform
Technical solution fall within the scope of protection of the present invention.
Claims (10)
1. a kind of video monitoring box based on the positioning of narrowband Internet of Things, it is characterised in that: it includes cabinet, setting in the cabinet
There are power supply module, multi-functional detection module, protenchyma networking module, monitoring combination lightning protection device, monitoring sensor；The power supply mould
The input terminal of block is provided with the lightning protection for power supply for power supply module lightning protection, output end is provided with for external inspecting video camera
Lightning protection device is combined in the monitoring of power channel and the dual lightning protection of signal path；Reclosing protection is additionally provided in the power supply module to open
It closes, for constituting the duplicate protection of the electric discharge aerial drainage of lightning protection step by step with lightning protection for power supply；The output end of the power supply module is also more
Function detection module, protenchyma networking module, monitoring sensor power supply；The multi-functional detection module and monitors sensor signal
Connection, the protenchyma networking module are provided with the serial port connecting with multi-functional detection module and are located at outer on the outside of cabinet
Connect the antenna opening of antenna connection.
2. a kind of video monitoring box based on the positioning of narrowband Internet of Things according to claim 1, it is characterised in that: described narrow
Band Internet of Things module is additionally provided with card-reading slot, and the card-reading slot is used to be inserted into setting ownship information and control the NB card of flow, institute
The antenna opening for stating protenchyma networking module passes through external antenna and telecomm base station, telecommunications cloud and remote monitoring computer room and individual
Mobile phone constitutes communication network.
3. a kind of video monitoring box based on the positioning of narrowband Internet of Things according to claim 1, it is characterised in that: the confession
Electric module further includes power output socket, power supply adaptor and regulated power supply；The upper end of the lightning protection for power supply and external input
Power supply line is connected, the earthing bar connection in the lower end and cabinet of lightning protection for power supply；The upper end of the lightning protection for power supply connects simultaneously
The outgoing line side of the enter line side of reclosing protective switch, the reclosing protective switch connects power output socket, and the power supply is defeated
Socket is separately connected the input terminal of power supply adaptor and the input terminal of regulated power supply out；The power supply of the monitoring combination lightning protection device is logical
Output end, the other end and the connection for powering for external inspecting video camera of one end connection power supply adaptor in road, prison
One end of the signal path of control combination lightning protection device connects extranets winding thread, the other end and is used for the network with external inspecting video camera
The connection of mouth；The ground line of lightning protection for power supply and the ground line of monitoring combination lightning protection device are connected with earthing bar respectively；It is described
The output end of regulated power supply gives multi-functional detection module and protenchyma networking module to power respectively.
4. a kind of video monitoring box based on the positioning of narrowband Internet of Things according to claim 3, it is characterised in that: described steady
The output power line road of voltage source is gone back and is connected to dry cell, for providing backup power source.
5. a kind of video monitoring box based on the positioning of narrowband Internet of Things according to claim 1, it is characterised in that: the prison
Surveying sensor includes current sensor, voltage sensor, power lightning protection sensor, monitoring lightning protection sensor；The Current Mutual Inductance
The primary coil of device is set in the outgoing line side power circuit of reclosing protective switch, and the primary coil of the voltage transformer is simultaneously
It connects on two electrodes of outgoing line side power circuit of reclosing protective switch, the primary coil of the power lightning protection sensor is worn
On the ground line of lightning protection for power supply, the primary coil of the monitoring lightning protection sensor is set on the ground line of combination lightning protection device
On；The multi-functional detection module is separately connected current sensor, voltage sensor, power lightning protection sensor and monitoring lightning protection and passes
The respective secondary coil of sensor.
6. a kind of video monitoring box based on the positioning of narrowband Internet of Things according to claim 5, it is characterised in that: the prison
Surveying sensor further includes temp probe, moisture probe；The temp probe and the respective signal end of moisture probe respectively with more function
It can detection module connection.
7. a kind of video monitoring box based on the positioning of narrowband Internet of Things according to claim 6, it is characterised in that: the machine
The two sides of case are equipped with heat dissipation round, and cabinet inside is provided with cooling fan；The multi-functional detection module and cooling fan signal
Connection.
8. a kind of video monitoring box based on the positioning of narrowband Internet of Things according to claim 1, it is characterised in that: the machine
Case is made of chamber door, cabinet and case top, and cabinet is provided with mounting plate, for installing module；Connecing on the inside of the chamber door and in case
It is connected between ground row with a braiding copper strips, for being grounded cabinet monolithic case.
9. a kind of video monitoring box based on the positioning of narrowband Internet of Things according to claim 8, it is characterised in that: the case
Gate inhibition's probe is also equipped on the inside of the doorframe of body, for capturing the signal of unnormal unlocking chamber door；The letter of gate inhibition's probe
Number end is connect with multi-functional detection module.
10. a kind of video monitoring box based on the positioning of narrowband Internet of Things according to claim 8, it is characterised in that: described
The doorframe of cabinet is equipped with a circle waterproof flange；The bottom side of cabinet is equipped with the cable threading hole for being cased with rubber protective ring；The case top
In peaky shape, rainwater is let out for keeping off the rain and unloading；The external antenna is mounted on case top；The rear side of the cabinet is equipped with installation
Fixed anchor ear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811413599.6A CN109451274A (en) | 2018-11-25 | 2018-11-25 | A kind of video monitoring box based on the positioning of narrowband Internet of Things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811413599.6A CN109451274A (en) | 2018-11-25 | 2018-11-25 | A kind of video monitoring box based on the positioning of narrowband Internet of Things |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109451274A true CN109451274A (en) | 2019-03-08 |
Family
ID=65554747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811413599.6A Withdrawn CN109451274A (en) | 2018-11-25 | 2018-11-25 | A kind of video monitoring box based on the positioning of narrowband Internet of Things |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109451274A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112543273A (en) * | 2020-12-07 | 2021-03-23 | 娄底市赛格车圣导航科技有限公司 | Remote video monitoring device using 3G network |
| CN114709932A (en) * | 2022-05-05 | 2022-07-05 | 广西地凯科技有限公司 | Lightning protection power control system based on Internet of things |
-
2018
- 2018-11-25 CN CN201811413599.6A patent/CN109451274A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112543273A (en) * | 2020-12-07 | 2021-03-23 | 娄底市赛格车圣导航科技有限公司 | Remote video monitoring device using 3G network |
| CN114709932A (en) * | 2022-05-05 | 2022-07-05 | 广西地凯科技有限公司 | Lightning protection power control system based on Internet of things |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190308 |
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| WW01 | Invention patent application withdrawn after publication |