CN113110217A - Area access monitoring system and method based on-demand awakening - Google Patents
Area access monitoring system and method based on-demand awakening Download PDFInfo
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- CN113110217A CN113110217A CN202110484499.8A CN202110484499A CN113110217A CN 113110217 A CN113110217 A CN 113110217A CN 202110484499 A CN202110484499 A CN 202110484499A CN 113110217 A CN113110217 A CN 113110217A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24036—Test signal generated by microprocessor, for all I-O tests
Abstract
The invention discloses a system and a method for monitoring the entrance and exit of an area based on-demand awakening, wherein the system comprises: the system comprises an electronic chest card, an identifier, a Bluetooth beacon, a data gateway and a regional access monitoring program. The electronic chest card is embedded with a wireless awakening circuit, is in an ultra-low power consumption dormant state at ordinary times, is awakened when approaching the identifier, and can receive the regional position broadcast data of the Bluetooth beacon and send the regional position broadcast data to the identifier after being awakened; the recognizer is embedded with a wireless awakening source, a Bluetooth beacon and a LoRa node module and is used for awakening the electronic chest card and uploading position data of a receiving area to a data gateway; the data gateway is embedded with an LoRa gateway module, a WIFI module and an Ethernet module, sends instructions and configuration data to the recognizer and uploads the received data to the server; the area access monitoring program can generate a corresponding monitoring scheme according to the area information given by the user. The invention effectively solves the problems of high system manufacturing cost, short battery endurance time of the intelligent wearable device and the like.
Description
Technical Field
The invention relates to the technical field of positioning of the Internet of things, in particular to a system and a method for monitoring the entrance and exit of an area based on-demand awakening.
Background
The technology that is used for personnel's indoor location monitoring on the market at present mainly has two main categories, and bluetooth location technology is first, fixes a position through measuring signal strength, and this technical system equipment is small, easily integrated, but mainly is applied to the short-range location, for example individual layer hall or warehouse. And secondly, an Ultra Wideband (UWB) positioning technology, wherein a UWB receiver receives UWB signals transmitted by the tags in the positioning process, various noise interferences mixed in the electromagnetic wave transmission process are filtered to obtain signals containing effective information, and then the signals are subjected to ranging positioning calculation and analysis through a central processing unit.
How to construct a set of stable, efficient and cost-effective personnel positioning and monitoring system in hospitals, nursing homes, schools, office buildings, factories and other places has become a key problem of research in the field.
Disclosure of Invention
In order to solve the above problems, the present invention provides an area entry and exit monitoring system and method based on-demand wake-up, the system integrates bluetooth positioning technology, wireless transmission technology and wireless wake-up technology, the system includes:
the electronic chest card is embedded with a wireless wake-up circuit, adopts a regional wake-up algorithm as required, starts to receive broadcast data of a Bluetooth beacon after being woken up, sends the received regional position data to the identifier, and is in an ultra-low power consumption sleep state when not being woken up;
the identifier is embedded with a wireless awakening source, a Bluetooth beacon and a LoRa node module, and is used for sending awakening signals according to a configurable on-demand awakening strategy, receiving regional position data sent by an awakened electronic chest card, uploading the regional position data to a data gateway, wherein the embedded Bluetooth beacon can effectively reduce the installation quantity of external Bluetooth beacons, and the cost is saved;
the Bluetooth beacon is provided with a directional antenna, effectively covers a monitoring area, reduces radio frequency emission power, prolongs the service life, and is installed at a key position of the monitoring area to broadcast area position data;
the data gateway is embedded with the LoRa gateway module, the WIFI module and the Ethernet module and used for sending instructions and configuration data to the recognizer, collecting regional position data uploaded by the recognizer and sending the regional position data to the server, and the gateway does not need to be reconfigured even if wireless passwords are modified;
the area in-out monitoring program can generate a corresponding monitoring scheme according to the area information given by the user, and can calculate the staying time and the action track of the personnel in the area to be monitored by combining the time and the area data through the area position information reported by the data gateway.
On one hand, the invention adopts a regional on-demand awakening algorithm, and is characterized in that when the distance between the electronic chest card and the recognizer exceeds the set effective awakening distance, the electronic chest card is in a dormant state, the standby current is as low as nanoampere level, and when the distance between the electronic chest card and the recognizer is less than the set effective awakening distance, the electronic chest card is awakened by the recognizer in a wireless way and enters a working state;
on the other hand, the configurable on-demand awakening strategy is adopted, the electronic chest cards are grouped by using 32-bit binary codes, and the wireless awakening on-demand can be carried out on the specific group of electronic chest cards according to the set strategy without influencing other groups of electronic chest cards.
Compared with the prior art, the invention uses the wireless trigger mechanism awakened as required, so that the cruising ability of the electronic chest card reaches more than 5 times of that of other schemes, the service life of the system is greatly prolonged, and the cost of frequent maintenance and replacement of equipment in the system is reduced. The system has low complexity of construction, can effectively realize area positioning and action track tracking of workers, and is convenient for managers to supervise and manage.
Drawings
FIG. 1 is a schematic diagram of signal and data transmission of the system of the present invention;
fig. 2 is a schematic deployment diagram of a monitoring device for a personnel area in a hospital according to an embodiment of the present invention.
Wherein: 1 is the electron chest card, 2 is the recognizer, 3 is the bluetooth beacon, and 4 is data gateway.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 2 is a schematic structural diagram of a deployment of a personnel area monitoring system in a hospital according to an embodiment of the present invention, and for convenience of explanation, only a part related to the embodiment of the present invention is shown.
An on-demand wake-up based regional access monitoring system comprising: 1 electronic badge, 2 recognizer, 3 bluetooth beacon, 4 data gateway and area access monitoring program (not shown in deployment diagram).
In practical application, the medical staff wears the electronic chest card and is used for receiving the regional position broadcast data and sending the regional position broadcast data to the recognizer. Meanwhile, a wireless wake-up circuit is arranged in the electronic chest card, the electronic chest card is in an ultralow power consumption dormant state at ordinary times, when a medical worker wears the electronic chest card and approaches the recognizer, the electronic chest card receives a wireless wake-up signal, starts to receive regional position broadcast data of nearby Bluetooth beacons after being awakened, and sends the obtained regional position data to the recognizer after a positioning algorithm is carried out.
The recognizer is installed outside the ward, and on one hand, the recognizer is used for sending a wake-up signal, receiving data sent by the electronic chest card after the electronic chest card is activated, and meanwhile, the embedded Bluetooth beacon can also send regional position broadcast data. On the other hand, the identifier is embedded with an LoRa node module, and the collected data is uploaded to a data gateway through a narrow-band wireless network.
The Bluetooth beacon is deployed and installed in a ward, a nurse station and a doctor office according to a scheme generated by a regional monitoring program, and regional position data are broadcasted.
The data gateway is deployed and placed in a nurse station or a farther machine room monitoring room, and the LoRa gateway module, the WIFI module and the Ethernet module are embedded and used for sending instructions and configuration data to the recognizer, collecting regional position data uploaded by the recognizer and sending the regional position data to the server, so that the gateway does not need to be reconfigured even if wireless passwords are modified.
The region in-out monitoring program calculates the stay time and action track of the medical staff in the region to be monitored by using the data acquired by the server, and the manager can check the region position and action track of the medical staff to realize supervision and management on the medical staff.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the present specification and drawings, and which are directly or indirectly applicable to other related arts, are within the scope of the present invention.
Claims (9)
1. An on-demand wake-up based area entry and exit monitoring system and method, the system comprising: the system comprises an electronic chest card, a recognizer, a Bluetooth beacon, a data gateway and a regional access monitoring program.
2. The electronic chest card of claim 1, wherein the embedded wireless wake-up circuit employs a zone-on-demand wake-up algorithm, receives the zone location broadcast data of the bluetooth beacon after being woken up, and sends the data to the identifier, and when not being woken up, the electronic chest card is in a sleep state with ultra-low power consumption.
3. The wireless wake-up circuit of claim 2, wherein a bluetooth low energy chip with wireless wake-up function is selected and used, and the peripheral circuit is optimized to receive a wireless wake-up signal within a certain distance, and the electronic chest card can enter a working state after being woken up.
4. The zone on-demand wake-up algorithm according to claim 2, wherein when the distance between the electronic chest card and the identifier exceeds a set effective wake-up distance, the electronic chest card is in a sleep state, and the standby current is as low as nanoampere level; and when the distance between the electronic chest card and the recognizer is smaller than the set effective awakening distance, the electronic chest card is awakened by the recognizer in a wireless mode and enters a working state.
5. The recognizer according to claim 1, characterized in that a wireless wake-up source, a bluetooth beacon and an LoRa node module are embedded, and according to a configurable wake-up-on-demand strategy, the wireless wake-up source, the bluetooth beacon and the LoRa node module transmit wake-up signals, and can receive area position data transmitted by a woken-up electronic badge and upload the area position data to the data gateway.
6. The configurable wake-on-demand strategy according to claim 5, wherein the electronic chest cards are grouped using 32-bit binary codes, and a specific group of electronic chest cards are wirelessly woken according to the set strategy without affecting other groups of electronic chest cards.
7. The bluetooth beacon of claim 1, wherein the bluetooth beacon is configured with a directional antenna to reduce rf transmission power and prolong service life while effectively covering a monitoring area, and is installed at a critical location of the monitoring area to broadcast area location data.
8. The data gateway of claim 1, wherein the LoRa gateway module, the WIFI module, and the ethernet module are embedded in the data gateway, and configured to send the instruction and the configuration data to the identifier, receive the area location data uploaded by the identifier, and send the area location data to the server.
9. The program according to claim 1, wherein a corresponding monitoring scheme can be generated according to the area information given by the user, and the time and the action trajectory of the personnel staying in the area to be monitored can be calculated by using the area location information reported by the data gateway in combination with the time and the area data.
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| CN202110484499.8A CN113110217A (en) | 2021-04-30 | 2021-04-30 | Area access monitoring system and method based on-demand awakening |
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| CN202110484499.8A CN113110217A (en) | 2021-04-30 | 2021-04-30 | Area access monitoring system and method based on-demand awakening |
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| US20160048712A1 (en) * | 2005-12-09 | 2016-02-18 | Tego, Inc. | Operating systems for an rfid tag |
| CN106125115A (en) * | 2016-08-30 | 2016-11-16 | 苏州真趣信息科技有限公司 | A kind of indoor and outdoor localization method of low-power consumption |
| CN206132978U (en) * | 2016-09-29 | 2017-04-26 | 浙江东冠信息技术有限公司 | Office building personnel positioning system based on bluetooth |
| CN109151996A (en) * | 2018-09-05 | 2019-01-04 | 合肥开元埃尔软件股份有限公司 | A kind of bluetooth beacon indoor positioning device based on 125K auxiliary |
| US20200143085A1 (en) * | 2018-11-05 | 2020-05-07 | Jason Ryan Cooner | System, business and technical methods, and article of manufacture for design, implementation, and usage of internet of things devices and infrastructure, social media architecture and general computing device security advancements |
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2021
- 2021-04-30 CN CN202110484499.8A patent/CN113110217A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160048712A1 (en) * | 2005-12-09 | 2016-02-18 | Tego, Inc. | Operating systems for an rfid tag |
| CN106125115A (en) * | 2016-08-30 | 2016-11-16 | 苏州真趣信息科技有限公司 | A kind of indoor and outdoor localization method of low-power consumption |
| CN206132978U (en) * | 2016-09-29 | 2017-04-26 | 浙江东冠信息技术有限公司 | Office building personnel positioning system based on bluetooth |
| CN109151996A (en) * | 2018-09-05 | 2019-01-04 | 合肥开元埃尔软件股份有限公司 | A kind of bluetooth beacon indoor positioning device based on 125K auxiliary |
| US20200143085A1 (en) * | 2018-11-05 | 2020-05-07 | Jason Ryan Cooner | System, business and technical methods, and article of manufacture for design, implementation, and usage of internet of things devices and infrastructure, social media architecture and general computing device security advancements |
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Application publication date: 20210713 |