CN206975705U - Logistics enquiring system based on Internet of Things - Google Patents
Logistics enquiring system based on Internet of Things Download PDFInfo
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- CN206975705U CN206975705U CN201721379835.8U CN201721379835U CN206975705U CN 206975705 U CN206975705 U CN 206975705U CN 201721379835 U CN201721379835 U CN 201721379835U CN 206975705 U CN206975705 U CN 206975705U
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- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 5
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims 1
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- 230000000007 visual effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 238000012384 transportation and delivery Methods 0.000 description 17
- 239000003990 capacitor Substances 0.000 description 3
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Abstract
The utility model discloses a kind of logistics enquiring system based on Internet of Things, including microcontroller, memory, code reader, GPS/ Big Dippeves locating module, video camera, touch-screen, audible-visual annunciator, illuminating lamp, power module, wireless data transfer module, server and mobile terminal；Power module includes the first triode, the second triode, the 3rd triode, the first metal-oxide-semiconductor, power monitor, PMU, battery, the first diode, the second diode, the first inductance, the first electric capacity, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance and switch, one end ground connection of switch, the other end of switch are connected with the anode of the first diode.Implement the logistics enquiring system of the present utility model based on Internet of Things, have the advantages that：Positioning method is more flexibly, circuit structure is relatively simple, cost is relatively low, the safety and reliability of circuit is higher.
Description
Technical field
It the utility model is related to logistics field, more particularly to a kind of logistics enquiring system based on Internet of Things.
Background technology
With the development of internet, electric business has become a kind of commercial trends, increasing people in online purchase article,
And the travel position of article is also into the focus of buyer.Buyer how is allowed to recognize the logistics shape of the article of its purchase in real time
State, it has also become a big core of logistics company service, and how to avoid violence sorting and buyer of the article in transportation
Problem of concern.Traditional logistics enquiring system typically uses GPS side when the website where to haulage vehicle positions
Formula is positioned, and its positioning method is more single.In addition, the circuit of the power pack in traditional traditional logistics enquiring system
Complicated, hardware cost is higher.And due to lacking corresponding circuit protection function, cause the safety and reliability of circuit not
It is high.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, there is provided a kind of positioning side
Formula is more flexibly, circuit structure is relatively simple, cost is relatively low, the higher thing based on Internet of Things of the safety and reliability of circuit
Continuous query system.
Technical scheme is used by the utility model solves its technical problem：A kind of logistics based on Internet of Things is constructed to look into
Inquiry system, including microcontroller, memory, code reader, GPS/ Big Dippeves locating module, video camera, touch-screen, audible-visual annunciator,
Illuminating lamp, power module, wireless data transfer module, server and mobile terminal, the memory, code reader, the GPS/ Big Dippeves
Locating module, video camera, touch-screen, audible-visual annunciator and illuminating lamp are connected with the microcontroller, and the microcontroller leads to
Cross the wireless data transfer module to be connected with the server, the mobile terminal is led to by internet and the server
Letter, the power module are connected with the microcontroller, for powering；
The power module includes the first triode, the second triode, the 3rd triode, the first metal-oxide-semiconductor, power-monitoring
Device, PMU, battery, the first diode, the second diode, the first inductance, the first electric capacity, first resistor, the second electricity
Resistance, 3rd resistor, the 4th resistance, the 5th resistance and switch, the switch one end ground connection, the other end of the switch with it is described
The anode connection of first diode, the negative electrode of first diode respectively with one end of the first resistor and the 4th resistance
One end is connected, and the other end of the 4th resistance is connected with the base stage of first triode, the other end of the first resistor
Be connected with the emitter stage of first triode, the colelctor electrode of first triode by the 5th resistance respectively with it is described
One end connection of microcontroller, the colelctor electrode of the 3rd triode and the first electric capacity, base stage and the work(of the 3rd triode
Rate monitor connects, the grounded emitter of the 3rd triode, the other end of first electric capacity and second triode
Base stage connection；
The negative electrode of second diode is connected with the emitter stage of first triode, the anode of second diode
The positive pole of one end with the second resistance, one end of the first inductance and battery is connected respectively, the other end of the second resistance
It is connected respectively with the colelctor electrode of second triode and the grid of the first metal-oxide-semiconductor, the grounded emitter of second triode,
The other end of first inductance is connected with the source electrode of first metal-oxide-semiconductor, the negative pole ground connection of the battery, the first MOS
The drain electrode of pipe is connected with one end of the 3rd resistor and PMU respectively, the other end ground connection of the 3rd resistor.
In the logistics enquiring system described in the utility model based on Internet of Things, the power module also includes the second electricity
Hold, one end of second electric capacity is connected with the colelctor electrode of second triode, the other end of second electric capacity with it is described
The grid connection of first metal-oxide-semiconductor, the capacitance of second electric capacity is 200PF.
In the logistics enquiring system described in the utility model based on Internet of Things, the power module also includes the 6th electricity
Resistance, for the emitter stage of second triode by the 6th resistance eutral grounding, the resistance of the 6th resistance is 2.2K Ω.
In the logistics enquiring system described in the utility model based on Internet of Things, the power module also includes the 7th electricity
Resistance, one end of the 7th resistance are connected with the drain electrode of first metal-oxide-semiconductor, the other end and the power supply of the 7th resistance
Administrative unit connects, and the resistance of the 7th resistance is 3.3K Ω.
In the logistics enquiring system described in the utility model based on Internet of Things, the model of second diode
CLD20B-TP, the capacitance of first electric capacity is 300PF.
In the logistics enquiring system described in the utility model based on Internet of Things, the wireless data transfer module is indigo plant
Tooth module, WIFI module, gsm module, GPRS module, CDMA module, WCDMA modules, Zigbee module or LoRa modules.
In the logistics enquiring system described in the utility model based on Internet of Things, first triode is positive-negative-positive three
Pole pipe, second triode and the 3rd triode are NPN type triode, and first metal-oxide-semiconductor is P-channel metal-oxide-semiconductor.
In the logistics enquiring system described in the utility model based on Internet of Things, the mobile terminal is mobile phone, flat board
Computer, palm PC or notebook computer.
Implement the logistics enquiring system of the present utility model based on Internet of Things, have the advantages that：Due to provided with micro-
Controller, memory, code reader, GPS/ Big Dippeves locating module, video camera, touch-screen, audible-visual annunciator, illuminating lamp, power supply mould
Block, wireless data transfer module, server and mobile terminal, can be according to actual need by setting GPS/ Big Dipper locating modules
GPS location mode or selection Big Dipper positioning method, power module is flexibly selected to include the first triode, the second triode, the
Three triodes, the first metal-oxide-semiconductor, power monitor, PMU, battery, the first diode, the second diode, the first electricity
Sense, the first electric capacity, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance and switch, the power module are relative
In traditional power circuit, the component that it is used is less, can so reduce hardware cost, and the second diode is used for first
Branch road between triode and battery carries out current limliting, and the first electric capacity is used to prevent dry between the second triode and the 3rd triode
Disturb, therefore positioning method is more flexible, circuit structure is relatively simple, cost is relatively low, the safety and reliability of circuit is higher.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation in the logistics enquiring system one embodiment of the utility model based on Internet of Things；
Fig. 2 is the circuit theory diagrams of power module in the embodiment.
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.
, should the logistics enquiring system based on Internet of Things in logistics enquiring system embodiment of the utility model based on Internet of Things
The structural representation of system is as shown in Figure 1.In Fig. 1, being somebody's turn to do the logistics enquiring system based on Internet of Things includes microcontroller 1, memory
2nd, code reader 3, GPS/ Big Dippeves locating module 4, video camera 5, touch-screen 6, audible-visual annunciator 7, illuminating lamp 8, power module 9, nothing
Line data transmission module 10, server 11 and mobile terminal 12, wherein, memory 2, code reader 3, GPS/ Big Dippeves locating module 4,
Video camera 5, touch-screen 6, audible-visual annunciator 7 and illuminating lamp 8 are connected with microcontroller 1, and microcontroller 1 is passed by wireless data
Defeated module 10 is connected with server 11, and mobile terminal 12 is communicated by internet with server 11, power module 9 and microcontroller
1 connects, for powering.
By setting GPS/ Big Dippeves locating module 4, can selects to determine using GPS according to specific needs in actual applications
When mode or Big Dipper positioning method, therefore positioning method is more flexible.Alternatively, it is also possible to according to specific needs two kinds of positioning sides
Switch between formula, that is, in application process, can switch between GPS location mode and Big Dipper positioning method.
It is noted that in the present embodiment, wireless data transfer module 10 can be bluetooth module, WIFI module, GSM
Module, GPRS module, CDMA module, WCDMA modules, Zigbee module or LoRa modules etc..By setting various wireless communication
Mode, can meet the needs of different user, and user can flexibly select corresponding communication in use.Especially
When selecting LoRa modules, farther out, and communication performance is relatively stable for its communication distance, suitable for the field higher to QoS requirement
Close.Above-mentioned mobile terminal 12 can be mobile phone, tablet personal computer, palm PC or notebook computer etc..
In the present embodiment, audible-visual annunciator 7 and illuminating lamp 8 are arranged at by code reader 3 or video camera 5.When in use, will
Code reader 3 and video camera 5 are arranged on the hatch door of transport facility, and power module 9 connects the electric power of the transport facility,
Each express delivery is scanned in entrucking using code reader 3, and is taken pictures using video camera 5, when scanning is with taking pictures,
Courier can assign the instruction for opening or closing illuminating lamp 8 to microcontroller 1 using touch-screen 6, when code reader 3 is scanned into
During work(, microcontroller 1 controls video camera 5 to start, and is stored in express delivery information is corresponding with the photo taken in memory 2, together
Shi Qidong wireless data transfer modules 10 send express delivery information with corresponding photo will also system to server 11, microcontroller 1
The quantity of express delivery is counted, and is contrasted by quantity of the wireless data transfer module 10 with server 11 in a upper website,
If it was found that data are not met, given a warning message by audible-visual annunciator 7, courier can search the fast of omission in time
Pass, if express delivery loss be present, the confirmation of responsibility being easy between website；It is not to reach next website when code reader 3 is scanned to the express delivery
Express delivery when, can also be given a warning information by audible-visual annunciator 7, remind courier check and correction express delivery information, prevent express delivery from posting
It is wrong.
After express delivery entrucking, this practical information follows express delivery upper road together, and the utility model will be in units of hour more
Its new positional information, and positional information is sent to server 11, buyer and seller can check express delivery by mobile terminal 12
More accurate logistics information.Audible-visual annunciator 7 will prevent a small number of express deliveries from leaving, it is ensured that each express delivery can inquire logistics letter
Breath.Express delivery is in transportation, can be to logistics company or related public if buyer or seller have found that the article of express delivery is damaged
Department's application reparation, logistics company or associated companies can also carry out confirmation of responsibility according to photo, improve the service of express company
Quality.The utility model accelerates the query capability to Express Logistics, there is provided the figure in the real time position and transportation of express delivery
Picture, effectively supervise the service quality of logistics company.
Fig. 2 is the circuit theory diagrams of power module in the present embodiment, and in Fig. 2, the power module 9 includes the first triode
V1, the second triode V2, the 3rd triode V3, the first metal-oxide-semiconductor N1, power monitor, PMU, battery BAT, first
Diode D1, the second diode D2, the first inductance L1, the first electric capacity C1, first resistor R1, second resistance R2,3rd resistor R3,
4th resistance R4, the 5th resistance R5 and switch K, K one end ground connection is switched, switchs the K other end and the first diode D1 sun
Pole is connected, and the first diode D1 negative electrode is connected with first resistor R1 one end and the 4th resistance R4 one end respectively, the 4th electricity
The resistance R4 other end is connected with the first triode V1 base stage, the first resistor R1 other end and the first triode V1 emitter stage
Connection, the first triode V1 colelctor electrode by the 5th resistance R5 respectively with microcontroller 1, the 3rd triode V3 colelctor electrode and
First electric capacity C1 one end connection, the 3rd triode V3 base stage are connected with power monitor, the 3rd triode V3 emitter stage
Ground connection, the first electric capacity C1 other end are connected with the second triode V2 base stage.Above-mentioned power monitor can use existing skill
Structure in art, PMU can use circuit structure of the prior art, and microcontroller 1 uses single-chip microcomputer.
Second diode D2 negative electrode is connected with the first triode V1 emitter stage, the second diode D2 anode respectively with
Second resistance R2 one end, the first inductance L1 one end connect with battery BAT positive pole, the second resistance R2 other end respectively with
Second triode V2 colelctor electrode and the connection of the first metal-oxide-semiconductor N1 grid, the second triode V2 grounded emitter, the first inductance
The L1 other end is connected with the first metal-oxide-semiconductor N1 source electrode, battery BAT negative pole ground connection, and the first metal-oxide-semiconductor N1 drain electrode is respectively with the
Three resistance R3 one end connects with PMU, 3rd resistor R3 other end ground connection.
The power module 9 is relative to traditional power circuit, and the component that it is used is less, and circuit structure is relatively simple,
Hardware cost can so be reduced.In addition, the second diode D2 is Current Limiting Diodes, for the first triode V1 and battery
Branch road between BAT carries out current-limiting protection.First electric capacity C1 is coupled capacitor, for preventing the second triode V2 and the three or three pole
Interference between pipe V3, therefore the safety and reliability of circuit is higher.It is noted that in the present embodiment, the two or two pole
Pipe D2 model CLD20B-TP, the first electric capacity C1 capacitance are 300PF.Certainly, in actual applications, the second diode
D2 can also use other models to have the diode of similar functions, and the first electric capacity C1 capacitance can also be as the case may be
Adjust accordingly.
At work, when microcontroller 1 exports high level, electric current can flow through second resistance R2 and the second triode V2,
So that the first metal-oxide-semiconductor N1 is turned on, while electric current can also enter PMU by the first inductance L1 and the first metal-oxide-semiconductor N1,
Distribution is provided for electric energy.And when if desired power is shown, then by lower switch K, at this moment electric current can pass through first resistor R1 and first
Diode D1 (the first diode D1 is voltage-regulator diode) is grounded afterwards so that battery BAT is stable in certain voltage, and is less than the electricity
After pressure, stop discharging due to the voltage less than the collapse of voltage-regulator diode, so as to avoid battery BAT over-discharge, and then
Ensure battery BAT service life.The first diode D1 is set more easily to adjust breakdown voltage.
It is noted that in the present embodiment, the first triode V1 is PNP type triode, the second triode V2 and the 3rd
Triode V3 is NPN type triode, and the first metal-oxide-semiconductor N1 is P-channel metal-oxide-semiconductor.Certainly, in actual applications, the first triode
V1 can also be NPN type triode, and the second triode V2 and the 3rd triode V3 can also be PNP type triode, the first MOS
Pipe N1 can also be N-channel MOS pipe, but at this moment the structure of circuit also will accordingly change.
In the present embodiment, the power module 9 also includes the second electric capacity C2, the second electric capacity C2 one end and the second triode V2
Colelctor electrode connection, the second electric capacity C2 other end is connected with the first metal-oxide-semiconductor N1 grid.Second electric capacity C2 is coupled capacitor,
For preventing the interference between the first metal-oxide-semiconductor N1 and the second triode V2, to further enhance the safety and reliability of circuit.
It is noted that in the present embodiment, the second electric capacity C2 capacitance is 200PF, certainly, in actual applications, the second electric capacity
C2 capacitance can also adjust accordingly as the case may be.
In the present embodiment, the power module 9 also includes the 6th resistance R6, and the second triode V2 emitter stage passes through the 6th electricity
R6 ground connection is hindered, the 6th resistance R6 is current-limiting resistance, for carrying out current limliting to the second triode V2 emitter current, more to enter one
The safety and reliability of step enhancing circuit.It is noted that in the present embodiment, the 6th resistance R6 resistance is 2.2K Ω,
Certainly, in actual applications, the 6th resistance R6 resistance can adjust accordingly as the case may be.
In the present embodiment, the power module 9 also includes the 7th resistance R7, the 7th resistance R7 one end and the first metal-oxide-semiconductor N1
Drain electrode connection, the 7th resistance R7 other end is connected with PMU.7th resistance R7 is current-limiting resistance, for
Branch road between one metal-oxide-semiconductor N1 and PMU carries out current-limiting protection, to further enhance current limitation effect.It is worth mentioning
It is that in the present embodiment, the 7th resistance R7 resistance is 3.3K Ω, certainly, in actual applications, the 7th resistance R7 resistance can be with
Adjust accordingly as the case may be.
In a word,, can be in a manner of flexible regioselective by setting GPS/ Big Dippeves locating module 4 in the present embodiment, therefore determine
Position mode is more flexible, and can be switched between two kinds of positioning methods, gives positioning bringing great convenience property of work.The electricity
For source module 9 relative to traditional power circuit, the component that it is used is less, and circuit structure is relatively simple, can so reduce
Hardware cost, Current Limiting Diodes and coupled capacitor are provided with the power module 9, therefore the safety and reliability of circuit is higher.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (8)
1. a kind of logistics enquiring system based on Internet of Things, it is characterised in that including microcontroller, memory, code reader, GPS/
Big Dipper locating module, video camera, touch-screen, audible-visual annunciator, illuminating lamp, power module, wireless data transfer module, server
And mobile terminal, the memory, code reader, GPS/ Big Dippeves locating module, video camera, touch-screen, audible-visual annunciator and illumination
Lamp is connected with the microcontroller, and the microcontroller is connected by the wireless data transfer module with the server,
The mobile terminal is connected, for supplying by internet and the server communication, the power module with the microcontroller
Electricity；
The power module includes the first triode, the second triode, the 3rd triode, the first metal-oxide-semiconductor, power monitor, electricity
Source control unit, battery, the first diode, the second diode, the first inductance, the first electric capacity, first resistor, second resistance,
Three resistance, the 4th resistance, the 5th resistance and switch, one end ground connection of the switch, the other end of the switch and described first
The anode connection of diode, the negative electrode of first diode respectively with one end of the first resistor and one end of the 4th resistance
Connection, the other end of the 4th resistance are connected with the base stage of first triode, the other end of the first resistor and institute
State the emitter stage connection of the first triode, the colelctor electrode of first triode by the 5th resistance respectively with the micro-control
Device, the colelctor electrode of the 3rd triode and one end of the first electric capacity processed are connected, and base stage and the power of the 3rd triode are supervised
Visual organ connects, the grounded emitter of the 3rd triode, the base of the other end of first electric capacity and second triode
Pole connects；
The negative electrode of second diode is connected with the emitter stage of first triode, the anode difference of second diode
One end, one end of the first inductance and the positive pole of battery with the second resistance are connected, the other end difference of the second resistance
It is connected with the colelctor electrode of second triode and the grid of the first metal-oxide-semiconductor, the grounded emitter of second triode is described
The other end of first inductance is connected with the source electrode of first metal-oxide-semiconductor, the negative pole ground connection of the battery, first metal-oxide-semiconductor
Drain electrode is connected with one end of the 3rd resistor and PMU respectively, the other end ground connection of the 3rd resistor.
2. the logistics enquiring system according to claim 1 based on Internet of Things, it is characterised in that the power module also wraps
Include the second electric capacity, one end of second electric capacity is connected with the colelctor electrode of second triode, second electric capacity it is another
End is connected with the grid of first metal-oxide-semiconductor, and the capacitance of second electric capacity is 200PF.
3. the logistics enquiring system according to claim 2 based on Internet of Things, it is characterised in that the power module also wraps
The 6th resistance is included, the emitter stage of second triode is by the 6th resistance eutral grounding, the resistance of the 6th resistance
2.2KΩ。
4. the logistics enquiring system according to claim 3 based on Internet of Things, it is characterised in that the power module also wraps
Include the 7th resistance, one end of the 7th resistance is connected with the drain electrode of first metal-oxide-semiconductor, the other end of the 7th resistance with
The PMU connection, the resistance of the 7th resistance is 3.3K Ω.
5. the logistics enquiring system based on Internet of Things according to Claims 1-4 any one, it is characterised in that described
The model CLD20B-TP of second diode, the capacitance of first electric capacity is 300PF.
6. the logistics enquiring system based on Internet of Things according to Claims 1-4 any one, it is characterised in that described
Wireless data transfer module be bluetooth module, WIFI module, gsm module, GPRS module, CDMA module, WCDMA modules,
Zigbee module or LoRa modules.
7. the logistics enquiring system based on Internet of Things according to Claims 1-4 any one, it is characterised in that described
First triode is PNP type triode, and second triode and the 3rd triode are NPN type triode, the first MOS
Manage as P-channel metal-oxide-semiconductor.
8. the logistics enquiring system based on Internet of Things according to Claims 1-4 any one, it is characterised in that described
Mobile terminal is mobile phone, tablet personal computer, palm PC or notebook computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721379835.8U CN206975705U (en) | 2017-10-23 | 2017-10-23 | Logistics enquiring system based on Internet of Things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721379835.8U CN206975705U (en) | 2017-10-23 | 2017-10-23 | Logistics enquiring system based on Internet of Things |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206975705U true CN206975705U (en) | 2018-02-06 |
Family
ID=61394203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721379835.8U Expired - Fee Related CN206975705U (en) | 2017-10-23 | 2017-10-23 | Logistics enquiring system based on Internet of Things |
Country Status (1)
| Country | Link |
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| CN (1) | CN206975705U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873723A (en) * | 2018-08-01 | 2018-11-23 | 合肥阅辞科技有限公司 | Smart home system |
| CN108983689A (en) * | 2018-08-01 | 2018-12-11 | 合肥阅辞科技有限公司 | Cell intelligent safety defense monitoring system |
| CN109032016A (en) * | 2018-08-01 | 2018-12-18 | 合肥阅辞科技有限公司 | Wireless intelligent house security system |
| CN109286789A (en) * | 2018-10-09 | 2019-01-29 | 六安腾达信息科技有限公司 | Community security defence monitoring system |
| CN109302577A (en) * | 2018-10-09 | 2019-02-01 | 六安腾达信息科技有限公司 | Video conferencing system |
| CN110371657A (en) * | 2019-07-11 | 2019-10-25 | 安庆易达供应链管理有限公司 | A kind of logistics conveyer system based on Internet of Things |
-
2017
- 2017-10-23 CN CN201721379835.8U patent/CN206975705U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873723A (en) * | 2018-08-01 | 2018-11-23 | 合肥阅辞科技有限公司 | Smart home system |
| CN108983689A (en) * | 2018-08-01 | 2018-12-11 | 合肥阅辞科技有限公司 | Cell intelligent safety defense monitoring system |
| CN109032016A (en) * | 2018-08-01 | 2018-12-18 | 合肥阅辞科技有限公司 | Wireless intelligent house security system |
| CN109286789A (en) * | 2018-10-09 | 2019-01-29 | 六安腾达信息科技有限公司 | Community security defence monitoring system |
| CN109302577A (en) * | 2018-10-09 | 2019-02-01 | 六安腾达信息科技有限公司 | Video conferencing system |
| CN110371657A (en) * | 2019-07-11 | 2019-10-25 | 安庆易达供应链管理有限公司 | A kind of logistics conveyer system based on Internet of Things |
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Granted publication date: 20180206 |