CN104183049B - A kind of intelligentized gate inhibition's alignment system and its localization method - Google Patents

A kind of intelligentized gate inhibition's alignment system and its localization method Download PDF

Info

Publication number
CN104183049B
CN104183049B CN201410439844.6A CN201410439844A CN104183049B CN 104183049 B CN104183049 B CN 104183049B CN 201410439844 A CN201410439844 A CN 201410439844A CN 104183049 B CN104183049 B CN 104183049B
Authority
CN
China
Prior art keywords
radio
mobile phone
frequency card
phone terminal
intelligent mobile
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201410439844.6A
Other languages
Chinese (zh)
Other versions
CN104183049A (en
Inventor
林征
康军
洪亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANJING IRONHORSE INFO TECH Co Ltd
Original Assignee
NANJING IRONHORSE INFO TECH Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NANJING IRONHORSE INFO TECH Co Ltd filed Critical NANJING IRONHORSE INFO TECH Co Ltd
Priority to CN201410439844.6A priority Critical patent/CN104183049B/en
Publication of CN104183049A publication Critical patent/CN104183049A/en
Application granted granted Critical
Publication of CN104183049B publication Critical patent/CN104183049B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Mobile Radio Communication Systems (AREA)

Abstract

A kind of intelligentized gate inhibition's alignment system and its localization method, including card reader, some radio-frequency cards being adapted with card reader, include the unique identifying number of the radio-frequency card inside described radio-frequency card, each corresponding user of radio-frequency card, card reader is connected with access controller, the access controller that institute M is stated is connected by cable network with background server, consistent with the quantity of radio-frequency card is the intelligent mobile phone terminal with d GPS locating module, the corresponding intelligent mobile phone terminal for carrying d GPS locating module of each radio-frequency card, described intelligent mobile phone terminal is connected by wireless network come same wireless exchange board, described wireless exchange board is connected by communication interface with background server.And with reference to its localization method can effectively avoid it is of the prior art can only play a part of simple record either signal triggering open the door or close the door, can not accurately be controlled for the real time status of the personnel using gate control system the defects of.

Description

A kind of intelligentized gate inhibition's alignment system and its localization method
Technical field
The invention belongs to gate inhibition's technical field, and in particular to a kind of intelligentized gate inhibition's alignment system and its localization method.
Background technology
Current gate control system can only be typically used as work attendance, pass in and out the current instrument swiped the card of office space, such door Access control system can only often play a part of simple record, and either signal triggering is opened the door or closed the door, for using gate control system The real time status of personnel can not be controlled accurately.
The content of the invention
It is an object of the invention to provide a kind of intelligentized gate inhibition's alignment system and its localization method, including card reader, with reading Some radio-frequency cards that card device is adapted, the unique identifying number of the radio-frequency card, each radio-frequency card are included inside described radio-frequency card A corresponding user, card reader are connected with access controller, and described access controller is taken by cable network with backstage Business device is connected, and consistent with the quantity of radio-frequency card is the intelligent mobile phone terminal with d GPS locating module, each radio-frequency card pair An intelligent mobile phone terminal for carrying d GPS locating module is answered, described intelligent mobile phone terminal is handed over by wireless network with wireless Change planes and be connected, described wireless exchange board is connected by communication interface with background server, in described background server Include the module for gate inhibition's positioning, the module for monitoring mobile phone is included in described intelligent mobile phone terminal.And combine Its localization method can effectively avoid of the prior art can only play from simply recording what either signal triggering was opened the door or closed the door The defects of effect, the real time status for the personnel using gate control system can not be controlled accurately.
In order to overcome deficiency of the prior art, the invention provides a kind of intelligentized gate inhibition's alignment system and its positioning The solution of method, it is specific as follows:
A kind of intelligentized gate inhibition's alignment system and its localization method, including card reader 1, if be adapted with card reader 1 Dry radio-frequency card 2, the unique identifying number of the radio-frequency card 2 is included inside described radio-frequency card 2, and corresponding one of each radio-frequency card 2 makes User, card reader 1 are connected with access controller 3, and described access controller 3 is by cable network 4 with the phase of background server 5 Connection, consistent with the quantity of radio-frequency card 2 is the intelligent mobile phone terminal 7 with d GPS locating module 6, each correspondence of radio-frequency card 2 One intelligent mobile phone terminal 7 for carrying d GPS locating module 6, described intelligent mobile phone terminal 7 is by wireless network 8 come with wireless Interchanger 9 is connected, and described wireless exchange board 9 is connected by communication interface 10 with background server 5, described backstage clothes Include the module 12 for gate inhibition's positioning in business device 5, the mould for monitoring mobile phone is included in described intelligent mobile phone terminal 7 Block 13.
Described background server 5 includes the database 11 for gate inhibition's locating and monitoring, and the described gate inhibition that is used for positions The data item of the database 11 of monitoring includes the unique identifying number of radio-frequency card 2, with the radio-frequency card 2 corresponding smart mobile phone end The number at end, the numbering of radio-frequency card user, the working hour scope of user and the working hour corresponding to the user The geographic coordinate information scope that should be in, per the unique identifying number of a line radio-frequency card 2, with the corresponding intelligence of the radio-frequency card 2 The number of mobile phone terminal, the numbering of radio-frequency card user, the working hour scope of user and the work corresponding to the user The value for making the geographic coordinate information scope that the period should be in just constitutes one of the database 11 for gate inhibition's locating and monitoring Record.
A kind of localization method of described intelligentized gate inhibition's alignment system, step are as follows:
Step 1:It is with its corresponding radio-frequency card 2 and corresponding with the radio-frequency card 2 to each user distribution one first Intelligent mobile phone terminal 7;
Step 2:When user stretches to radio-frequency card 2 in the reading range of card reader 1, then card reader 1 is just carried out to penetrating The data acquisition of the unique identifying number of the radio-frequency card 2 in frequency card 2, the radio-frequency card 2 that card reader 1 collects after data acquisition Unique identifying number be sent to access controller 3, access controller 3 passes through again after receiving the unique identifying number of the radio-frequency card 2 Cable network 4 is sent to the unique identifying number of the radio-frequency card 2 in background server 5;
Step 3:After described background server 5 receives the unique identifying number of the radio-frequency card 2, start and positioned for gate inhibition Module 12 according to the unique identifying number of the radio-frequency card 2 received come one by one with for gate inhibition's locating and monitoring database 11 in Record in the value of data item of unique identifying number of entitled radio-frequency card 2 be compared, if consistent with the radio-frequency card 2 Unique identification number, just the record of the unique identification number consistent with the radio-frequency card 2 is all extracted, determined for gate inhibition The module 12 of position just sends door open command to access controller 3 and obtained in record with the corresponding smart mobile phone of the radio-frequency card 2 The value of the number of terminal;
Step 4:After described access controller 3 receives door open command, with regard to manipulating the operation opened the door of gate control system, And successful response message of opening the door is sent back background server 5;
Step 5:After background server 5 receives successful response message of opening the door, penetrated according to same this acquired in step 3 The value of the number of frequency 2 corresponding intelligent mobile phone terminals of card, the module 12 for gate inhibition's positioning pass through the He of wireless exchange board 9 successively Wireless network 8 is sent to the instruction of startup d GPS locating module with the corresponding intelligent mobile phone terminal 7 of the radio-frequency card 2;
Step 6:After described intelligent mobile phone terminal 7 receives the instruction for starting d GPS locating module, just run for mobile phone The module 13 of monitoring starts d GPS locating module 6, and then d GPS locating module 6 just carries out sitting the geography of the intelligent mobile phone terminal The data acquisition of information is marked, and carrys out the geographic coordinate information the intelligent mobile phone terminal collected in cycle with the period of setting Background server 5 is sent back with the time of data acquisition via wireless network 8 and wireless exchange board 9 successively;
Step 7:Background server 5 received the geographic coordinate information of intelligent mobile phone terminal and after the time of data acquisition, For gate inhibition's positioning module 12 with regard to according to the time of data acquisition received come one by one with extracted in step 3 it is same should The value of the data item of the working hour scope of entitled user in the record of the consistent unique identification number of radio-frequency card 2 is carried out Compare, if the time of the data acquisition received is in the working hour scope of the entitled user for a record being compared Data item value in, the module 12 for gate inhibition's positioning just answers entitled working hour corresponding to the user of the record When the value for the geographic coordinate information scope being in is compared with the geographic coordinate information of the intelligent mobile phone terminal received, if connect The geographic coordinate information of the intelligent mobile phone terminal received should be located in the entitled working hour corresponding to the user of the record Geographic coordinate information scope value in, be issued by the normal signal of user's working condition to the intelligent mobile phone terminal; If the geographic coordinate information of the intelligent mobile phone terminal received is not in the entitled work corresponding to the user of the record In the value for the geographic coordinate information scope that section should be in, the signal of user's working state abnormal is issued by the intelligence Mobile phone terminal is notified.
The scope of the described period set is 30 second to 60 seconds.
By these technical characteristics, the simple record that can not only play of the invention either open the door or close the door by signal triggering Effect, and periodically start d GPS locating module carry out just can be in real time to the data transfer of the positional information of user Personnel using gate control system are operated with the control of state position.
Brief description of the drawings
Fig. 1 is the attachment structure schematic diagram of intelligentized gate inhibition's alignment system of the present invention.
Embodiment
The purpose of the present invention is to develop a kind of efficient intelligentized gate inhibition's alignment system and its localization method of automation.
Intelligentized gate inhibition's alignment system and its localization method, including card reader 1, some penetrated with what card reader 1 was adapted Frequency blocks 2, and the unique identifying number of the radio-frequency card 2 is included inside described radio-frequency card 2, and each radio-frequency card 2 corresponds to a user, Card reader 1 is connected with access controller 3, and described access controller 3 is connected by cable network 4 with background server 5, Consistent with the quantity of radio-frequency card 2 is the intelligent mobile phone terminal 7 with d GPS locating module 6, and each radio-frequency card 2 is corresponding one Intelligent mobile phone terminal 7 with d GPS locating module 6, described intelligent mobile phone terminal 7 is by wireless network 8 come same switched wireless Machine 9 is connected, and described wireless exchange board 9 is connected by communication interface 10 with background server 5, described background server Include the module 12 for gate inhibition's positioning in 5, the module for monitoring mobile phone is included in described intelligent mobile phone terminal 7 13.Described background server 5 includes the database 11 for gate inhibition's locating and monitoring, the described gate inhibition's locating and monitoring that is used for The data item of database 11 includes the unique identifying number of radio-frequency card 2, number with the corresponding intelligent mobile phone terminal of the radio-frequency card 2 Code, the numbering of radio-frequency card user, the working hour scope of user and the working hour corresponding to the user should be located Geographic coordinate information scope, per the unique identifying number of a line radio-frequency card 2, whole with the corresponding smart mobile phone of the radio-frequency card 2 The number at end, the numbering of radio-frequency card user, the working hour scope of user and the working hour corresponding to the user The value for the geographic coordinate information scope that should be in just constitutes a record of the database 11 for gate inhibition's locating and monitoring.
A kind of localization method of described intelligentized gate inhibition's alignment system, step are as follows:
Step 1:It is with its corresponding radio-frequency card 2 and corresponding with the radio-frequency card 2 to each user distribution one first Intelligent mobile phone terminal 7;
Step 2:When user stretches to radio-frequency card 2 in the reading range of card reader 1, then card reader 1 is just carried out to penetrating The data acquisition of the unique identifying number of the radio-frequency card 2 in frequency card 2, the radio-frequency card 2 that card reader 1 collects after data acquisition Unique identifying number be sent to access controller 3, access controller 3 passes through again after receiving the unique identifying number of the radio-frequency card 2 Cable network 4 is sent to the unique identifying number of the radio-frequency card 2 in background server 5;
Step 3:After described background server 5 receives the unique identifying number of the radio-frequency card 2, start and positioned for gate inhibition Module 12 according to the unique identifying number of the radio-frequency card 2 received come one by one with for gate inhibition's locating and monitoring database 11 in Record in the value of data item of unique identifying number of entitled radio-frequency card 2 be compared, if consistent with the radio-frequency card 2 Unique identification number, just the record of the unique identification number consistent with the radio-frequency card 2 is all extracted, determined for gate inhibition The module 12 of position just sends door open command to access controller 3 and obtained in record with the corresponding smart mobile phone of the radio-frequency card 2 The value of the number of terminal;
Step 4:After described access controller 3 receives door open command, with regard to manipulating the operation opened the door of gate control system, And successful response message of opening the door is sent back background server 5;
Step 5:After background server 5 receives successful response message of opening the door, penetrated according to same this acquired in step 3 The value of the number of frequency 2 corresponding intelligent mobile phone terminals of card, the module 12 for gate inhibition's positioning pass through the He of wireless exchange board 9 successively Wireless network 8 is sent to the instruction of startup d GPS locating module with the corresponding intelligent mobile phone terminal 7 of the radio-frequency card 2;
Step 6:After described intelligent mobile phone terminal 7 receives the instruction for starting d GPS locating module, just run for mobile phone The module 13 of monitoring starts d GPS locating module 6, and then d GPS locating module 6 just carries out sitting the geography of the intelligent mobile phone terminal The data acquisition of information is marked, and carrys out the geographic coordinate information the intelligent mobile phone terminal collected in cycle with the period of setting Background server 5 is sent back with the time of data acquisition via wireless network 8 and wireless exchange board 9 successively;
Step 7:Background server 5 received the geographic coordinate information of intelligent mobile phone terminal and after the time of data acquisition, For gate inhibition's positioning module 12 with regard to according to the time of data acquisition received come one by one with extracted in step 3 it is same should The value of the data item of the working hour scope of entitled user in the record of the consistent unique identification number of radio-frequency card 2 is carried out Compare, if the time of the data acquisition received is in the working hour scope of the entitled user for a record being compared Data item value in, the module 12 for gate inhibition's positioning just answers entitled working hour corresponding to the user of the record When the value for the geographic coordinate information scope being in is compared with the geographic coordinate information of the intelligent mobile phone terminal received, if connect The geographic coordinate information of the intelligent mobile phone terminal received should be located in the entitled working hour corresponding to the user of the record Geographic coordinate information scope value in, be issued by the normal signal of user's working condition to the intelligent mobile phone terminal; If the geographic coordinate information of the intelligent mobile phone terminal received is not in the entitled work corresponding to the user of the record In the value for the geographic coordinate information scope that section should be in, the signal of user's working state abnormal is issued by the intelligence Mobile phone terminal is notified.The scope of the described period set is 30 second to 60 seconds.
The above described is only a preferred embodiment of the present invention, any formal limitation not is made to the present invention, though So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification For the equivalent embodiment of equivalent variations, as long as be without departing from technical solution of the present invention content, according to the technical spirit of the present invention, Within the spirit and principles in the present invention, any simple modification, equivalent substitution and improvement for being made to above example etc., still Belong within the protection domain of technical solution of the present invention.

Claims (3)

1. a kind of localization method of intelligentized gate inhibition's alignment system, it is characterised in that gate inhibition's alignment system includes card reader, together Some radio-frequency cards that card reader is adapted, the unique identifying number of the radio-frequency card, each radio frequency are included inside described radio-frequency card The corresponding user of card, card reader are connected with access controller, and described access controller is by cable network with backstage Server is connected, and consistent with the quantity of radio-frequency card is the intelligent mobile phone terminal with GPS locating modules, each radio frequency The corresponding intelligent mobile phone terminal for carrying GPS locating modules of card, described intelligent mobile phone terminal is by wireless network come same nothing Line interchanger is connected, and described wireless exchange board is connected by communication interface with background server, described background service Include the module for gate inhibition's positioning in device, the module for monitoring mobile phone is included in described intelligent mobile phone terminal, use Intelligent mobile phone terminal is connected in the module of gate inhibition's positioning with wireless network by wireless exchange board successively;Step is as follows:Step 1: One is distributed with its corresponding radio-frequency card and with the corresponding intelligent mobile phone terminal of the radio-frequency card to each user first;
Step 2:When user stretches to radio-frequency card in the reading range of card reader, then card reader is just carried out in radio-frequency card The radio-frequency card unique identifying number data acquisition, unique mark of the card reader the radio-frequency card collected after data acquisition Number access controller is sent to, access controller again penetrates this by cable network after receiving the unique identifying number of the radio-frequency card The unique identifying number of frequency card is sent in background server;
Step 3:After described background server receives the unique identifying number of the radio-frequency card, start the mould for gate inhibition's positioning Root tuber is come one by one with the record in the database of gate inhibition's locating and monitoring according to the unique identifying number of the radio-frequency card received The value of data item of unique identifying number of entitled radio-frequency card be compared, if the unique mark consistent with the radio-frequency card Knowledge number, just all extracts the record of the unique identification number consistent with the radio-frequency card, and the module for gate inhibition's positioning is just Send door open command to access controller and obtain record in the corresponding intelligent mobile phone terminal of the radio-frequency card number value;
Step 4:After described access controller receives door open command, with regard to manipulating the operation opened the door of gate control system, and handle Successful response message of opening the door sends back background server;
Step 5:After background server receives successful response message of opening the door, according to same radio frequency acquired in step 3 Block the value of the number of corresponding intelligent mobile phone terminal, the module for gate inhibition's positioning passes through wireless exchange board and wireless network successively Network is sent to the instruction for starting GPS locating modules with the corresponding intelligent mobile phone terminal of the radio-frequency card;
Step 6:After described intelligent mobile phone terminal receives the instruction for starting GPS locating modules, just run and supervised for mobile phone The module of control starts GPS locating modules, and then GPS locating modules just carry out the geographical coordinate letter to the intelligent mobile phone terminal The data acquisition of breath, and carry out with the period of setting the geographic coordinate information sum the intelligent mobile phone terminal collected in cycle Background server is sent back according to the time of collection via wireless network and wireless exchange board successively;
Step 7:Background server received the geographic coordinate information of intelligent mobile phone terminal and after the time of data acquisition, was used for The time for the data acquisition that the module of gate inhibition's positioning receives with regard to basis is come one by one the same as the same radio frequency extracted in step 3 The value for blocking the data item of the working hour scope of the entitled user in the record of consistent unique identification number is compared, If the time of the data acquisition received is in the number of the working hour scope of the entitled user for a record being compared According in the value of item, the module for gate inhibition's positioning should just be in the entitled working hour corresponding to the user of the record Geographic coordinate information scope value compared with the geographic coordinate information of the intelligent mobile phone terminal received, if received The geographic coordinate information of intelligent mobile phone terminal is on the ground that the entitled working hour corresponding to the user of the record should be in In the value for managing coordinate information range, the normal signal of user's working condition is issued by the intelligent mobile phone terminal;If connect The geographic coordinate information of the intelligent mobile phone terminal received should not in the entitled working hour corresponding to the user of the record In the value for the geographic coordinate information scope being in, the signal for being issued by user's working state abnormal is whole to the smart mobile phone End is notified.
2. the localization method of a kind of intelligentized gate inhibition's alignment system according to claim 1, it is characterised in that described Background server includes the database for gate inhibition's locating and monitoring, the data of the described database for gate inhibition's locating and monitoring Item includes the unique identifying number of radio-frequency card, with the number of the corresponding intelligent mobile phone terminal of the radio-frequency card, radio-frequency card user Numbering, the working hour scope of user and the geographic coordinate information that should be in corresponding to the working hour of the user Scope, used per the unique identifying number of a line radio-frequency card, with the number of the corresponding intelligent mobile phone terminal of the radio-frequency card, radio-frequency card The numbering of person, the working hour scope of user and the geographical coordinate letter that should be in corresponding to the working hour of the user The value of breath scope just constitutes a record of the database for gate inhibition's locating and monitoring.
3. the localization method of a kind of intelligentized gate inhibition's alignment system according to claim 1, it is characterised in that described The scope of the period set is 30 second to 60 seconds.
CN201410439844.6A 2014-09-02 2014-09-02 A kind of intelligentized gate inhibition's alignment system and its localization method Active CN104183049B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410439844.6A CN104183049B (en) 2014-09-02 2014-09-02 A kind of intelligentized gate inhibition's alignment system and its localization method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410439844.6A CN104183049B (en) 2014-09-02 2014-09-02 A kind of intelligentized gate inhibition's alignment system and its localization method

Publications (2)

Publication Number Publication Date
CN104183049A CN104183049A (en) 2014-12-03
CN104183049B true CN104183049B (en) 2017-11-10

Family

ID=51964057

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410439844.6A Active CN104183049B (en) 2014-09-02 2014-09-02 A kind of intelligentized gate inhibition's alignment system and its localization method

Country Status (1)

Country Link
CN (1) CN104183049B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107590871A (en) * 2017-09-09 2018-01-16 安徽省未来博学信息技术有限公司 A kind of network segmentation work attendance supervisory systems
CN108469752A (en) * 2018-04-27 2018-08-31 中国建筑第二工程局有限公司 A kind of security management and control system and method based on GPS positioning and BIM models
CN111179479A (en) * 2019-12-31 2020-05-19 北京三快在线科技有限公司 NFC simulation entrance guard card control method and device and electronic equipment
CN111364863B (en) * 2020-02-22 2021-12-28 重庆工程职业技术学院 Police case handling, gate breaking and house entering method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101650841A (en) * 2009-09-07 2010-02-17 浪潮通信信息系统有限公司 Attendance method based on mobile phone location
CN202523128U (en) * 2012-02-07 2012-11-07 上海超烁通信技术有限公司 Intelligent access control management system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100583166C (en) * 2007-07-09 2010-01-20 北京邮电大学 Work attendance management system based on mobile terminal and realizing method thereof
WO2009152628A1 (en) * 2008-06-18 2009-12-23 Kaba Ag Access control method and access control system
CN203673552U (en) * 2014-01-23 2014-06-25 长春大学 Automatic identification and inspection system of tourist attraction card
CN103903310A (en) * 2014-03-24 2014-07-02 深圳市威富多媒体有限公司 Attendance checking method based on mobile communication terminal and device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101650841A (en) * 2009-09-07 2010-02-17 浪潮通信信息系统有限公司 Attendance method based on mobile phone location
CN202523128U (en) * 2012-02-07 2012-11-07 上海超烁通信技术有限公司 Intelligent access control management system

Also Published As

Publication number Publication date
CN104183049A (en) 2014-12-03

Similar Documents

Publication Publication Date Title
CN104392501B (en) A kind of bluetooth Beacon attendance checking systems and Work attendance method based on smart mobile phone
CN104183049B (en) A kind of intelligentized gate inhibition's alignment system and its localization method
CN104619021B (en) Personnel positioning method and positioning system in computer room based on RFID
CN102682352A (en) Intelligent campus security information management system based on internet of things
CN106843032B (en) A kind of wisdom Design of Laboratory Management System and method based on cloud platform
CN105809759A (en) Borehole operation safety guarantee and attendance platform
CN109690570A (en) A kind of computer lab management method and rotating ring system
CN105096223A (en) Double-induction safety monitoring system of RFID technology and application method of system
CN104217483B (en) Campus Security monitoring system
CN206179048U (en) Personal identification device
CN112839200B (en) Power plant violation behavior identification method and system based on 5G technology and network server
CN104123602A (en) Intelligent school badge management system and method
CN102867347B (en) RFID wireless interconnected security control Intelligent door lock administration system
CN107170065A (en) Intelligent movable Work attendance method, device and system
CN111148029A (en) Personnel positioning and identifying intelligent management system and method
CN109448186A (en) A kind of visitor's system for prompting
CN205582130U (en) Intelligence locker based on near field communication
CN202771507U (en) Intelligent all-purpose card management system for construction site
Gadhave et al. Portable attendance system integrated with learning management system like moodle
CN113240138A (en) Cabinet operation and maintenance management system and method based on Internet of things
CN108366337A (en) A kind of indoor positioning signing in method and system based on Wi-Fi
CN205722038U (en) A kind of gate control system realizing Bluetooth communication
CN107452142A (en) Shared water purification drinks ecological construction and operation system and method
CN205354129U (en) Radio frequency identification attendance system
CN203942549U (en) Data acquisition cloud service platform

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant