CN105173933A - Control system and method for calling elevator by identifying encrypted two-dimensional code - Google Patents
Control system and method for calling elevator by identifying encrypted two-dimensional code Download PDFInfo
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- CN105173933A CN105173933A CN201510660584.XA CN201510660584A CN105173933A CN 105173933 A CN105173933 A CN 105173933A CN 201510660584 A CN201510660584 A CN 201510660584A CN 105173933 A CN105173933 A CN 105173933A
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Abstract
The invention discloses a control system and method for calling an elevator by identifying an encrypted two-dimensional code. The system comprises a two-dimensional code scanning device, a microprocessor, an information registration end, a monitoring center server and a two-dimensional code acquiring device. The two-dimensional code scanning device is arranged on the outer side of the elevator and connected with the microprocessor. The monitoring center server is connected with the microprocessor, the information registration end and the two-dimensional code acquiring device. The method comprises the steps that a passenger outside the elevator uses the two-dimensional code scanning device to scan the encrypted two-dimensional code in the hand when needing to call the elevator, and the two-dimensional code scanning device decodes the encrypted two-dimensional code, reads two-dimensional code information and transmits the read two-dimensional code information to the microprocessor; and the microprocessor decrypts the two-dimensional code information, transmits the decrypted two-dimensional code information to the monitoring center server for information comparison and analysis and then processes information fed back by the monitoring center server. The control system improves the elevator calling efficiency, reduces usage of the elevator and is capable of saving electricity and environmentally friendly.
Description
Technical field
The present invention relates to a kind of control system and method for calling ladder together, especially a kind of by identifying that ciphering two-dimension code calls control system and the method for ladder together, belong to field of elevator control.
Background technology
Along with the development of society, the use of elevator is more and more extensive, has brought a lot of convenience, but still there are some incomplete places.Elevator in actual applications, needs to input in the TIP in elevator cab the floor that passenger will go, although this mode is relatively more direct, when flow of the people is larger, the passenger be in elevator more rearward just cannot carry out this and operate; And because passenger is in the process of input, need the button searching place floor on TIP, this increases the wait time of other passengers undoubtedly; Again due in elevator use procedure, elevator is that Free entry for all in face, and Migrant women, without the need to just directly entering all floors by elevator through safety check, exists certain potential safety hazard.
Summary of the invention
The object of the invention is the defect in order to solve above-mentioned prior art, provide a kind of by identifying that ciphering two-dimension code calls the control system of ladder together, planar bar code technology combines with elevator by this system, before passenger calls elevator, by identifying the ciphering two-dimension code of passenger, have and automatically identify passenger identity and automatically complete the advantage of calling ladder and passenger's authority judgement work together, idler can be effectively avoided at will to pass in and out building and maliciously call ladder together, thus the use decreased elevator, extend the tenure of use of elevator.
Another object of the present invention is to provide a kind of control method of being called together ladder by identification ciphering two-dimension code based on said system.
Object of the present invention can reach by taking following technical scheme:
By identifying that ciphering two-dimension code calls the control system of ladder together, comprise Quick Response Code scanner unit, microprocessor, information registering end, monitoring central server and Quick Response Code acquisition device, described Quick Response Code scanner unit is arranged on outside elevator, and be connected with microprocessor, described monitoring central server is connected with microprocessor, information registering end and Quick Response Code acquisition device respectively; Wherein:
Described information registering end, for inputting Customer information and registering;
Described monitoring central server, for receiving the Customer information of information registering end registration, and according to passenger name and encrypted passenger identification data information, generates ciphering two-dimension code;
Described Quick Response Code acquisition device, for obtaining the ciphering two-dimension code that monitoring central server generates;
Described Quick Response Code scanner unit, for the ciphering two-dimension code of scanned passenger, and decodes to ciphering two-dimension code, reads 2 D code information, then the 2 D code information of reading is sent to microprocessor;
Described microprocessor, is decrypted for the 2 D code information transmitted Quick Response Code scanner unit, and is sent to monitoring central server and carries out information comparison, analysis, then processes monitoring central server feedack.
As a kind of embodiment, described Quick Response Code scanner unit is arranged on the elevator calling case outside elevator, and the Quick Response Code scanning area of this Quick Response Code scanner unit is positioned on the panel of elevator calling case.
As a kind of embodiment, described system also comprises input/output device, and described input/output device is arranged on the panel of elevator calling case, and is connected with microprocessor.
As a kind of embodiment, described system also comprises communicator, and described communicator is arranged in elevator calling case, and is connected with microprocessor.
As a kind of embodiment, be provided with backup power in described elevator calling case, described backup power is used for when elevator power failure or fire, makes communicator keep "on" position.
As a kind of embodiment, described system also comprises sound broadcasting device, and described sound broadcasting device is connected with microprocessor, for when elevator arrives at a station, reports the current floor of elevator.
As a kind of embodiment, described system also comprises master cock, and described master cock is connected with microprocessor, for controlling elevator whether freedom of entry using state.
As a kind of embodiment, described Quick Response Code acquisition device is mobile terminal or chopping machine.
Another object of the present invention can reach by taking following technical scheme:
Based on the control method of being called together ladder by identification ciphering two-dimension code of said system, said method comprising the steps of:
If S1 passenger does not have one's own ciphering two-dimension code, then input Customer information at information registering end and register, entering step S2, if passenger has one's own ciphering two-dimension code, then directly enter step S4;
S2, monitoring central server receive the Customer information of information registering end registration, and according to passenger name and encrypted passenger identification data information, generate ciphering two-dimension code;
S3, passenger obtain the ciphering two-dimension code of monitoring central server generation by Quick Response Code acquisition device;
S4, when needs calling elevator time, passenger passes through the ciphering two-dimension code in Quick Response Code scanner unit scanned passenger hand outside elevator, Quick Response Code scanner unit is decoded to ciphering two-dimension code, reads 2 D code information, then the 2 D code information of reading is sent to microprocessor;
S5, microprocessor are decrypted the 2 D code information that Quick Response Code scanner unit transmits, and be sent to monitoring central server and carry out information comparison, analysis, and monitoring central server is after comparison, analyzing, feed back all information of passenger at data bank to microprocessor;
S6, microprocessor receive monitoring central server feedack, and output monitoring central server feedack, if passenger's authority be one-level authority or secondary authority time, then automatically call ladder together, if when passenger's authority is three grades of authorities, then do not call ladder together, and reminding passengers arrives information registering end application authority in time;
S7, elevator arrive calls automatic door opening after the floor of terraced passenger place together, the current floor of voice broadcast elevator, and elevator arrives automatic door opening after corresponding floor, and the current floor of voice broadcast elevator, returns step S1.
As a kind of embodiment, in step S2, described passenger identification data information adopts des encryption algorithm to be encrypted;
In step S6, described one-level authority refers to the authority having and call terraced authority and unrestricted choice floor together; Described secondary authority refers to only calls terraced authority together, and select authority without floor, the floor that go is specified by system; Described three grades of authorities refer to does not call terraced authority together.
The present invention has following beneficial effect relative to prior art:
1, planar bar code technology combines with elevator by present system, malice can be effectively avoided to call ladder together, when passenger could call elevator normally after authentication is passed through, then elevator can not be called without Quick Response Code and lack of competence personnel, thus the use decreased elevator, extend the tenure of use of elevator, and the wait time of passenger can be reduced, realize high efficiency and call ladder together, economize on electricity environmental protection.
2, present system includes passenger name and the passenger identification data information through des encryption algorithm for encryption by the ciphering two-dimension code that monitoring central server generates, cipher round results is good, be difficult to decode, use this ciphering two-dimension code, more effectively can limit idler's turnover, improve the safety of building.
3, Quick Response Code scanner unit, input/output device and communicator are arranged on elevator calling case by present system, not only facilitate passenger by Quick Response Code scanner unit scanning ciphering two-dimension code, ladder is called together to read 2 D code information, input/output device can also be utilized to show passenger identity, passenger's authority and passenger's head image information, communicator more can be utilized to converse.
4, present system is owing to being arranged in elevator calling case by communicator, then can arrange backup power in elevator calling case, and when elevator power failure or fire, this backup power can make communicator keep "on" position, thus ensures that call is unimpeded.
5, present system is provided with sound broadcasting device, when elevator arrives at a station, can report the current floor of elevator, not only facilitate passenger and pass in and out elevator, avoid passenger to miss the stop because of carelessness boarding, can also be combined with security work, improve boarding safety and building safety.
6, present system is provided with master cock, and this master cock is by elevator management librarian use, and under special circumstances, elevator management personnel only need stir this master cock can control elevator freedom of entry using state, facilitates passenger to call ladder together in time.
Accompanying drawing explanation
Fig. 1 is the Control system architecture block diagram of being called together ladder by identification ciphering two-dimension code of the embodiment of the present invention 1.
Fig. 2 is the panel figure of the elevator calling case of the embodiment of the present invention 1.
Fig. 3 is the computing frame diagram of the des encryption algorithm of the embodiment of the present invention 1.
Fig. 4 is the panel figure of the elevator calling case of the embodiment of the present invention 2.
Wherein, 1-information registering end, 2-monitoring central server, 3-Quick Response Code acquisition device, 4-Quick Response Code scanner unit, 5-panel, 6-microprocessor, 7-input/output device, 8-communicator, 9-sound broadcasting device, 10-master cock, 11-read-out, 12-floor selection buttons, 13-push-to-talk button, 14-touch-screen.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment 1:
As depicted in figs. 1 and 2, the present embodiment by identifying that the control system that ciphering two-dimension code calls ladder together is made up of three parts, be ciphering two-dimension code generating portion, 2 D code information collecting part and information processing part respectively, wherein:
Described ciphering two-dimension code generating portion comprises information registering end 1, monitoring central server 2 and Quick Response Code acquisition device 3, and described monitoring central server 2 is connected with information registering end 1 and Quick Response Code acquisition device 3 respectively; Described information registering end 1 can adopt self-help registration machine, for inputting Customer information and registering; The Customer information that described monitoring central server 2 is registered for receiving information registering end 1, Customer information is stored in a database, and according to passenger name and encrypted passenger identification data information, generate the assistance of software at Quick Response Code under, generate ciphering two-dimension code, described passenger identification data information adopts des encryption algorithm for encryption, this DES (DataEncryptStandard, data encryption standards) cryptographic algorithm computing framework as shown in Figure 3, the ciphering two-dimension code generated both was maintained secrecy, again succinctly; Described Quick Response Code acquisition device 3 can adopt the mobile terminal such as mobile phone, panel computer, it receives the ciphering two-dimension code that monitoring central server 2 generates, and deposits, as the electronic ID card of passenger, because this Quick Response Code and passenger identification data information are bound, also easily give for change after loss.
Described 2 D code information collecting part comprises Quick Response Code scanner unit 4, described Quick Response Code scanner unit 4 is arranged on the elevator calling case outside elevator, the Quick Response Code scanning area of this Quick Response Code scanner unit 4 is positioned on the panel 5 of elevator calling case, facilitate passenger scans ciphering two-dimension code, when the ciphering two-dimension in hand is piled up Quick Response Code scanning area by passenger, Quick Response Code scanner unit 4 meeting automatic scan ciphering two-dimension code, and ciphering two-dimension code is decoded, read 2 D code information (as data message, Word message).
Described information treatment part divides and comprises microprocessor 6, input/output device 7, communicator 8, sound broadcasting device 9 and master cock 10, described microprocessor 6 respectively with monitoring central server 2, Quick Response Code scanner unit 4, input/output device 7, communicator 8, sound broadcasting device 9 is connected with master cock 10, the 2 D code information that can receive Quick Response Code scanner unit 4 reading is decrypted, 2 D code information is decrypted, and be sent to monitoring central server 2 and carry out information comparison, analyze, then monitoring central server 2 feedack is processed, processing mode has by input/output device 7 output monitoring central server 2 feedack, ladder is called together according to passenger's authority, control sound broadcasting device 9 and the talking mode that communicator 8 is set, described input/output device 7 is arranged on the panel 5 of elevator calling case, be made up of read-out 11, floor selection buttons 12 and push-to-talk button 13, described read-out 11 is connected with the output port of microprocessor 6, for showing the position of elevator, passenger identity information and passenger's authority, described floor selection buttons 12 is connected with the input port of microprocessor 6 respectively with push-to-talk button 13, floor selection buttons 12 is for select target floor, and push-to-talk button 13 is for opening call, described communicator 8 is arranged in elevator calling case, for conversing with monitoring and control centre, under special circumstances, the communicator 8 of every floor can be configured to communicate with each other, backup power is provided with in described elevator calling case, this backup power is used for when elevator power failure or fire, makes communicator 8 keep "on" position, thus ensures that call is unimpeded, described sound broadcasting device 9, for when elevator arrives at a station, is reported the current floor of elevator, is facilitated passenger and pass in and out elevator, avoids passenger to miss the stop because of carelessness boarding, and can improve building safety under the assistance of elevator operator or elevator management personnel, described master cock 10, by elevator management librarian use, for controlling elevator whether freedom of entry using state, under special circumstances, can control elevator freedom of entry using state, facilitating passenger to call ladder together in time.
The control system of being called together ladder by identification ciphering two-dimension code of the present embodiment, concrete principle is as follows:
1) generating principle of ciphering two-dimension code: monitoring central server 2 can pass through database purchase Customer information (as identity information, job information, recent photo, boarding authority etc.), it is connected with information registering end 1, timely loading upgrades Customer information, and be connected with the mobile terminal of passenger, the ciphering two-dimension code of generation is left in the mobile terminal of passenger, the cipher mode that ciphering two-dimension code adopts is des encryption algorithm, includes passenger name and the passenger identification data information after des encryption algorithm for encryption; Wherein, passenger identification data information refers to a string data that can represent passenger identity, have uniqueness, the identification card number of such as passenger, job number, social security number, phone number etc., Quick Response Code can generate software by the Quick Response Code in monitoring central server 2 and generate according to content.
2) principle of Quick Response Code scanner unit: be provided with camera in the Quick Response Code scanning area of Quick Response Code scanner unit 4, Quick Response Code identification software in Quick Response Code scanner unit 4 can be decoded to the Quick Response Code that camera scans, read 2 D code information, then the 2 D code information of reading is sent to connected microprocessor 6;
3) principle of microprocessor processes information: microprocessor 6 adopts mcu programming process information; Microprocessor 6 receives the 2 D code information from Quick Response Code scanner unit 4, and is decrypted 2 D code information, is then sent to monitoring central server 2 and carries out information comparison, analysis; Microprocessor 6 receives and on read-out 11, shows the feedback information from monitoring central server 2; When passenger's authority is three grades of authorities, system alert (as voice reminder) passenger arrives information registering end 1 in time and applies for authority, when passenger's authority is secondary authority, system calls ladder together automatically, the floor gone specifies (system is specified according to Customer information) by system, when passenger's authority is one-level authority, system is automatically called ladder together and is reminded (as voice reminder) passenger to input the floor that will go to; Elevator arrives automatic door opening after the passenger place floor needing to call ladder together, and sound broadcasting device 9 reports the passenger name of turnover elevator, and elevator arrives automatic door opening after corresponding floor, and sound broadcasting device 9 reports the current floor of elevator; Microprocessor 6 controls the call function whether communicator 8 opens floor and monitoring and control centre or other floors.
Based on the control method of being called together ladder by identification ciphering two-dimension code of said system, comprise the following steps:
If S1 passenger does not have one's own ciphering two-dimension code, then input Customer information at information registering end 1 and register, entering step S2, if passenger has one's own ciphering two-dimension code, then directly entering step S4;
S2, monitoring central server 2 receive the Customer information that information registering end 1 is registered, and according to passenger name and the passenger identification data information through des encryption algorithm for encryption, generate ciphering two-dimension code;
S3, passenger obtain the ciphering two-dimension code of monitoring central server 2 generation by Quick Response Code acquisition device 3 (being the mobile terminal of passenger in the present embodiment);
S4, when needs calling elevator time, ciphering two-dimension in hand is piled up Quick Response Code scanning area by passenger, Quick Response Code scanner unit 4 automatic scan ciphering two-dimension code, and decodes to ciphering two-dimension code, read 2 D code information, then the 2 D code information of reading is sent to microprocessor 6;
The 2 D code information that S5, microprocessor 6 pairs of Quick Response Code scanner unit 4 transmit is decrypted, and be sent to monitoring central server 2 and carry out information comparison, analysis, and monitoring central server 2 is after comparison, analyzing, feed back all information of passenger at data bank to microprocessor 6;
S6, microprocessor 6 receive monitoring central server 2 feedack, display monitoring central server 2 feedack on read-out 11, if when passenger's authority is one-level authority, then automatically call ladder together, and the floor that reminding passengers input will be gone to, now passenger can be inputted by floor selection buttons 12, if when passenger's authority is secondary authority, then automatically call ladder together, if when passenger's authority is three grades of authorities, then do not call ladder together, and reminding passengers arrives information registering end 1 in time applies for authority;
S7, elevator arrive calls automatic door opening after the floor of terraced passenger place together, and sound broadcasting device 9 reports the current floor of elevator, and elevator arrives automatic door opening after corresponding floor, and sound broadcasting device 9 reports the current floor of elevator, returns step S1.
Embodiment 2:
As shown in Figure 1 and Figure 4, the present embodiment by identifying that the difference part of control system and embodiment 1 that ciphering two-dimension code calls ladder together is: described input/output device 7 is made up of touch-screen 14, this touch-screen 14 can show the position of elevator, passenger identity information and passenger's authority, and select target floor and open call.
Embodiment 3:
The present embodiment by identifying that ciphering two-dimension code calls the control system of ladder and embodiment 1 together, the difference part of embodiment 2 is: described Quick Response Code acquisition device 3 can adopt chopping machine, the ciphering two-dimension code printing that monitoring central server 2 generates by chopping machine out so that passenger obtains.
In sum, present system function is many, easy to use, and control method is simple, have and automatically identify passenger identity and automatically complete the advantage of calling ladder and passenger's authority judgement work together, bring conveniently to passenger's boarding, idler effectively can be avoided at will to pass in and out building and maliciously call ladder together, improve and call terraced efficiency together, reduce elevator to use, power saving environmental protection; System adopts des encryption algorithm for encryption passenger identification data information, authority classification and voice broadcast, further increases safety control, is adapted at using in the high-end building of the larger public place of flow of the people and high-intelligentization.
The above; be only patent preferred embodiment of the present invention; but the protection domain of patent of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the scope disclosed in patent of the present invention; be equal to according to the technical scheme of patent of the present invention and inventive concept thereof and replace or change, all belonged to the protection domain of patent of the present invention.
Claims (10)
1. by identifying that ciphering two-dimension code calls the control system of ladder together, it is characterized in that: comprise Quick Response Code scanner unit, microprocessor, information registering end, monitoring central server and Quick Response Code acquisition device, described Quick Response Code scanner unit is arranged on outside elevator, and be connected with microprocessor, described monitoring central server is connected with microprocessor, information registering end and Quick Response Code acquisition device respectively; Wherein:
Described information registering end, for inputting Customer information and registering;
Described monitoring central server, for receiving the Customer information of information registering end registration, and according to passenger name and encrypted passenger identification data information, generates ciphering two-dimension code;
Described Quick Response Code acquisition device, for obtaining the ciphering two-dimension code that monitoring central server generates;
Described Quick Response Code scanner unit, for the ciphering two-dimension code of scanned passenger, and decodes to ciphering two-dimension code, reads 2 D code information, then the 2 D code information of reading is sent to microprocessor;
Described microprocessor, is decrypted for the 2 D code information transmitted Quick Response Code scanner unit, and is sent to monitoring central server and carries out information comparison, analysis, then processes monitoring central server feedack.
2. according to claim 1 by identifying that ciphering two-dimension code calls the control system of ladder together, it is characterized in that: described Quick Response Code scanner unit is arranged on the elevator calling case outside elevator, and the Quick Response Code scanning area of this Quick Response Code scanner unit is positioned on the panel of elevator calling case.
3. according to claim 1 by identifying that ciphering two-dimension code calls the control system of ladder together, it is characterized in that: described system also comprises input/output device, described input/output device is arranged on the panel of elevator calling case, and is connected with microprocessor.
4. according to claim 1 by identifying that ciphering two-dimension code calls the control system of ladder together, it is characterized in that: described system also comprises communicator, described communicator is arranged in elevator calling case, and is connected with microprocessor.
5. control system of being called together ladder by identification ciphering two-dimension code according to claim 4, it is characterized in that: be provided with backup power in described elevator calling case, described backup power is used for when elevator power failure or fire, makes communicator keep "on" position.
6. according to claim 1 by identifying that ciphering two-dimension code calls the control system of ladder together, it is characterized in that: described system also comprises sound broadcasting device, described sound broadcasting device is connected with microprocessor, for when elevator arrives at a station, reports the current floor of elevator.
7. according to claim 1 by identifying that ciphering two-dimension code calls the control system of ladder together, it is characterized in that: described system also comprises master cock, described master cock is connected with microprocessor, for controlling elevator whether freedom of entry using state.
8. according to claim 1 by identifying that ciphering two-dimension code calls the control system of ladder together, it is characterized in that: described Quick Response Code acquisition device is mobile terminal or chopping machine.
9., based on the control method of being called together ladder by identification ciphering two-dimension code of system described in claim 1, it is characterized in that: said method comprising the steps of:
If S1 passenger does not have one's own ciphering two-dimension code, then input Customer information at information registering end and register, entering step S2, if passenger has one's own ciphering two-dimension code, then directly enter step S4;
S2, monitoring central server receive the Customer information of information registering end registration, and according to passenger name and encrypted passenger identification data information, generate ciphering two-dimension code;
S3, passenger obtain the ciphering two-dimension code of monitoring central server generation by Quick Response Code acquisition device;
S4, when needs calling elevator time, passenger passes through the ciphering two-dimension code in Quick Response Code scanner unit scanned passenger hand outside elevator, Quick Response Code scanner unit is decoded to ciphering two-dimension code, reads 2 D code information, then the 2 D code information of reading is sent to microprocessor;
S5, microprocessor are decrypted the 2 D code information that Quick Response Code scanner unit transmits, and be sent to monitoring central server and carry out information comparison, analysis, and monitoring central server is after comparison, analyzing, feed back all information of passenger at data bank to microprocessor;
S6, microprocessor receive monitoring central server feedack, and output monitoring central server feedack, if passenger's authority be one-level authority or secondary authority time, then automatically call ladder together, if when passenger's authority is three grades of authorities, then do not call ladder together, and reminding passengers arrives information registering end application authority in time;
S7, elevator arrive calls automatic door opening after the floor of terraced passenger place together, the current floor of voice broadcast elevator, and elevator arrives automatic door opening after corresponding floor, and the current floor of voice broadcast elevator, returns step S1.
10. according to claim 9 by identifying that ciphering two-dimension code calls the control method of ladder together, it is characterized in that:
In step S2, described passenger identification data information adopts des encryption algorithm to be encrypted;
In step S6, described one-level authority refers to the authority having and call terraced authority and unrestricted choice floor together; Described secondary authority refers to only calls terraced authority together, and select authority without floor, the floor that go is specified by system; Described three grades of authorities refer to does not call terraced authority together.
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| CN107393078A (en) * | 2017-07-26 | 2017-11-24 | 相汇网络科技（杭州）有限公司 | A kind of visitors of elevator system based on Quick Response Code |
| CN108408513A (en) * | 2018-03-19 | 2018-08-17 | 深圳市敢为特种设备物联网技术有限公司 | Elevator Quick Response Code boarding control method, device and computer readable storage medium |
| CN108750844A (en) * | 2018-05-21 | 2018-11-06 | 日立楼宇技术（广州）有限公司 | Call terraced kind identification method and system, identification equipment, readable storage medium storing program for executing together |
| CN108750844B (en) * | 2018-05-21 | 2020-06-26 | 日立楼宇技术（广州）有限公司 | Calling elevator type identification method and system, identification device and readable storage medium |
| CN109368425A (en) * | 2018-12-26 | 2019-02-22 | 福州快科电梯工业有限公司 | Space multistory interactive mode calling elevator system and working method based on mobile terminal |
| CN109861827A (en) * | 2019-02-28 | 2019-06-07 | 广东安居宝数码科技股份有限公司 | Terraced method, apparatus, computer equipment and storage medium are called together based on two dimensional code |
| CN109861827B (en) * | 2019-02-28 | 2022-02-18 | 广东安居宝数码科技股份有限公司 | Calling method and device based on two-dimensional code, computer equipment and storage medium |
| CN111908278A (en) * | 2019-05-09 | 2020-11-10 | 三菱电机上海机电电梯有限公司 | Call system |
| CN110902515A (en) * | 2019-12-17 | 2020-03-24 | 浙江欣奕华智能科技有限公司 | Elevator control equipment and method of intelligent mobile robot |
| CN111646329A (en) * | 2020-04-15 | 2020-09-11 | 浙江科技学院 | Non-contact type residential elevator floor control method and system |
| CN113860094A (en) * | 2021-09-27 | 2021-12-31 | 连云港优蓝物联网科技有限公司 | Elevator floor selection control system with two-dimensional code identification encryption function and control method thereof |
| CN113860094B (en) * | 2021-09-27 | 2022-06-17 | 连云港优蓝物联网科技有限公司 | Elevator floor selection control system with two-dimensional code identification encryption function and control method thereof |
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