CN110992613A - Low-power-consumption gateway based on 433M communication system and call answering method - Google Patents
Low-power-consumption gateway based on 433M communication system and call answering method Download PDFInfo
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- CN110992613A CN110992613A CN201911412173.3A CN201911412173A CN110992613A CN 110992613 A CN110992613 A CN 110992613A CN 201911412173 A CN201911412173 A CN 201911412173A CN 110992613 A CN110992613 A CN 110992613A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
- G08B3/1008—Personal calling arrangements or devices, i.e. paging systems
- G08B3/1016—Personal calling arrangements or devices, i.e. paging systems using wireless transmission
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
Abstract
The invention discloses a 433M communication system-based low-power-consumption gateway and a call answering method, wherein the gateway is connected with an indoor pull rope caller in a bidirectional way through a wireless communication module, the gateway is connected with a watch of a wearer in a bidirectional way through the wireless communication module, the watch of the wearer is connected with an indoor room label in a bidirectional way, and the gateway is connected with a chest card of the wearer in a bidirectional way through the wireless communication module; the gateway is in data communication with the cloud platform through the 4G network; the gateway comprises a gateway shell, wherein a circuit board is arranged in the gateway shell, and a low-power-consumption gateway circuit is embedded in the circuit board. The invention provides gateway equipment which is suitable for communicating with a pull rope calling device, a watch, a chest card and the like worn by old people and has low power consumption for the existing nursing home.
Description
Technical Field
The invention relates to the technical field of wireless communication, in particular to a low-power-consumption gateway based on a 433M communication system and a call response method.
Background
In recent years, wireless communication technology has rapidly developed, and as the number of smart devices has rapidly increased, more and more devices are required to have networking capabilities, and it is predicted that by 2020, more than 300 billion devices will have wireless communication capabilities with other devices. And 433MHz is an application-free transmitting and receiving frequency band in China, and at present, communication of a plurality of vehicle-mounted devices and communication of household devices are concentrated on the frequency band. The gateway plays an important role in wireless data acquisition and transmission, and plays a role in starting and stopping. The gateways selected are different for different sizes of data capacity.
For 433MHz transmitting and receiving frequency band, in the prior art, a WiFi signal is mostly converted into a 433MHz wireless radio frequency signal through a gateway, the gateway directly using 433 communication system does not exist, and the existing gateway and 433 communication system mostly have the problem of high power consumption and are not suitable for the battery power supply scene.
Disclosure of Invention
The invention aims to solve the technical problems that the existing nursing home does not have a gateway device and a call answering method which are suitable for communicating with a stay cord calling device, a watch, a chest card and the like worn by the old, most of the existing gateways and 433 communication systems have higher power consumption, and the gateway of the 433 communication system realizing low power consumption does not appear; the invention aims to provide a low-power-consumption gateway based on a 433M communication system and a call answering method, and solves the problems.
The invention is realized by the following technical scheme:
a low-power-consumption gateway based on a 433M communication system is characterized in that the gateway is connected with an indoor pull rope caller in a bidirectional mode through a wireless communication module, the gateway is connected with a watch of a wearer in a bidirectional mode through the wireless communication module, the watch of the wearer is connected with an indoor room label in a bidirectional mode, and the gateway is connected with a chest card of the wearer in a bidirectional mode through the wireless communication module; the gateway is in data communication with the cloud platform through the 4G network; the gateway comprises a gateway shell, wherein a circuit board is arranged in the gateway shell, and a low-power-consumption gateway circuit is embedded in the circuit board.
The working principle is as follows: the low-power-consumption gateway based on the 433M communication system is installed at corresponding positions indoors or outdoors in a nursing home, the old and nurses wear corresponding watches/chest cards respectively, the gateway collects the body and environment conditions of the old in real time by monitoring calling or alarming information of a stay cord caller and the watches/chest cards of the wearers in the room, and transmits the body and environment conditions to the nurses wearing the corresponding watches through the gateway, so that the nurses can conveniently perform subsequent response and sign-in confirmation, and meanwhile, the monitored omnibearing data is uploaded to a cloud platform; and unified management is facilitated.
Preferably, the low-power-consumption gateway circuit comprises a power circuit, a wireless communication circuit, a control circuit and a detection circuit, wherein the power circuit, the wireless communication circuit and the detection circuit are all electrically connected with the control circuit, and the power circuit is electrically connected with the wireless communication circuit;
the wireless communication circuit comprises a transmitting end circuit and a receiving end circuit, wherein the transmitting end circuit and the receiving end circuit both adopt an MM _ IoT _ Module _ V3 communication circuit, the MM _ IoT _ Module _ V3 communication circuit is an E76 communication circuit for short, and the E76 communication circuit adopts 433MHz as a wireless communication frequency.
Preferably, the power supply circuit comprises an alternating current-direct current conversion circuit and a direct current voltage reduction circuit, and the gateway is stably supplied with power through the power supply circuit.
Preferably, the detection circuit comprises a temperature and humidity sensor, a PM2.5 sensor and a carbon dioxide detection sensor, and the temperature and humidity sensor, the PM2.5 sensor and the carbon dioxide detection sensor are all placed at the gateway and the indoor set position.
Preferably, the master control chip of the control circuit is MKL16, and the control chip is provided with interfaces connected with the power supply circuit, the wireless communication circuit and the detection circuit.
Preferably, the pull-cord caller is installed at the head of a room, and is used for calling a caller (i.e. a user such as the elderly) at any time and transmitting calling information to the gateway;
the watch is worn on the wrist of the caller and used for the caller to call at any time and transmitting the call information to the gateway; the wrist of a responder (such as a nurse) worn by the watch is confirmed and processed on site by the responder according to the call information transmitted by the gateway;
the room tag is arranged at a room door and used for identifying room information and is matched with the watch for use;
the chest card is worn at the neck of a caller and used for the caller to swipe the card and call, and the card swiping and calling information is transmitted to the gateway.
Preferably, a lithium battery is further arranged in the gateway shell and used for supplying power to the low-power-consumption gateway circuit.
Preferably, the system also comprises an omnidirectional sucker antenna, wherein the omnidirectional sucker antenna adopts GPRS/CDMA/LTE communication, and is connected with the low-power-consumption gateway circuit.
In another aspect, the present invention further provides a call answering method based on the 433M communication system, which supports using the above-mentioned low power consumption gateway based on the 433M communication system, and includes the following steps:
step 1: the caller sends out calling information by pulling an indoor pull rope calling device or triggering a self-worn chest card, and the calling information and the related information of the caller are transmitted to the gateway through the wireless communication module and uploaded to the cloud platform through the gateway; wherein, the caller's related information includes name, age, room number;
step 2: the cloud platform distributes corresponding responders according to the received calling information of the caller and the related information of the caller, and transmits the calling information of the caller and the related information of the caller to a watch worn by the responders through a gateway;
and step 3: the responder receives the call information sent by the gateway through the watch worn by the responder, confirms whether the call information is accepted or not, and if the responder confirms that the call information is accepted, the responder transmits a reply for confirming that the call information is accepted to the cloud platform through the gateway, so that the responsibility relation between the caller and the responder is confirmed;
and 4, step 4: and the responder checks in the corresponding caller room according to the call information accepted by the confirmation, and correspondingly processes the call information of the caller.
Further, if no responder confirms that the call information sent by the gateway is accepted in a preset time period of the cloud platform in step 3 or if the responder confirms that the call information sent by the gateway is accepted and is not processed within time-out in step 4, the cloud platform sends alarm information and pushes the call information of the caller to a direct upper leader of the responder for processing.
Further, the room number information of the caller is corresponded by a room tag.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the invention relates to a 433M communication system-based low-power-consumption gateway, which is characterized in that the gateway is arranged at a corresponding position indoors or outdoors in a nursing home, the old and a nurse wear corresponding watches/chest cards respectively, the gateway collects the body and environment conditions of the old in real time by monitoring the calling or alarming information of a stay cord calling device and the watches/chest cards of the old, and transmits the body and environment conditions to the nurse wearing the corresponding watch through the gateway, thereby being beneficial to the nurse to carry out subsequent response and sign-in confirmation, and simultaneously, the monitored omnibearing data is uploaded to a cloud platform; and unified management is facilitated. And the power consumption is low, and the battery-powered scene is met.
2. The invention relates to a 433M communication system-based call response method, which forms a closed loop call response chain and is beneficial to the call of middle-aged and elderly people in a nursing home and the monitoring confirmation and processing of nurses; meanwhile, the method is also suitable for places such as hospitals and the like with call answering demand scenes.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic diagram of a low-power-consumption gateway structure based on a 433M communication system according to the present invention;
fig. 2 is a circuit structure diagram in a low power consumption gateway based on 433M communication system according to the present invention;
FIG. 3 is a schematic diagram of a transmitter side circuit (U3), a receiver side circuit (U12) and a control circuit according to the present invention;
FIG. 4 is a schematic diagram of an AC/DC converter circuit according to the present invention;
FIG. 5 is a schematic diagram of the DC buck circuit of the present invention;
FIG. 6 is a first voltage reduction schematic diagram of the present invention;
FIG. 7 is a second path voltage reduction schematic of the present invention;
fig. 8 is a flowchart of a call answering method based on 433M communication system according to the present invention.
Reference numbers and corresponding part names in the drawings:
the system comprises a gateway 1, a pull rope caller 2, a watch 3, a room tag 4, a chest plate 5, a cloud platform 6, a power circuit 7, a wireless communication circuit 8, a control circuit 9 and a detection circuit 10.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in fig. 1 to 7, according to the low-power-consumption gateway based on the 433M communication system, the gateway 1 is bidirectionally connected to an indoor pull-cord caller 2 through a wireless communication module, the gateway 1 is bidirectionally connected to a wearer's watch 3 through the wireless communication module, the wearer's watch 3 is bidirectionally connected to an indoor room tag 4, and the gateway 1 is bidirectionally connected to a wearer's chest card 5 through the wireless communication module; the gateway 1 is in data communication with the cloud platform 6 through a 4G network; the gateway 1 comprises a gateway shell, a circuit board is arranged in the gateway shell, and a low-power-consumption gateway circuit is embedded in the circuit board.
The invention takes the daily living habits of the old people into consideration, prevents the old people from being rescued in time when the old people happen to emergencies in the nursing home, and is used for serving the low-power-consumption gateway of the old people in the nursing home. The invention relates to a 433M communication system-based low-power-consumption gateway which is arranged at a corresponding position indoors or outdoors in a nursing home, wherein the old and a nurse respectively wear a corresponding watch 3/chest card 5, the gateway 1 collects the body and environment conditions of the old in real time by monitoring calling or alarm information of a pull rope calling device 2 and the watch 3/chest card 5 of the wearer in a room, and transmits the body and environment conditions to the nurse wearing the corresponding watch 3 through the gateway 1, so that the nurse can conveniently perform subsequent response and sign-in confirmation, and simultaneously, the monitored all-dimensional data is uploaded to a cloud platform 6; and unified management is facilitated.
In this embodiment, the low power consumption gateway circuit includes a power circuit 7, a wireless communication circuit 8, a control circuit 9 and a detection circuit 10, the power circuit 7, the wireless communication circuit 8 and the detection circuit 10 are all electrically connected to the control circuit 9, and the power circuit 7 is electrically connected to the wireless communication circuit 8;
the wireless communication circuit 8 includes a transmitting end circuit and a receiving end circuit, wherein the transmitting end circuit (U3) and the receiving end circuit (U12) both employ MM _ IoT _ Module _ V3 communication circuits, the MM _ IoT _ Module _ V3 communication circuit is abbreviated as E76 communication circuit, and the E76 communication circuit employs 433MHz as a wireless communication frequency. As shown in fig. 3, the E76 communication circuit uses 433MHz as the wireless communication frequency, because the module has the characteristics of long communication distance, strong anti-interference capability, stable performance under various limit conditions, support of concurrency and low power consumption sleep, and the like. The main control chip of the control circuit 9 is MKL16, and the pins numbered 7 and 8 are serial port 0 pins and are communicated with the 4G chip; the pins with the numbers of 36 and 37 are serial port 1 pins and are communicated with the U12 of the E76 communication circuit; pins numbered 45, 46 are serial 2 pins and communicate with U3 of the E76 communication circuit.
In this embodiment, the power circuit 7 includes an ac-dc conversion circuit and a dc voltage reduction circuit, and the gateway 1 is stably powered by the power circuit 7.
1: the alternating current-direct current conversion circuit converts an externally input 220V alternating current voltage into a 5V direct current Voltage (VUSB) used by internal power supply through an AC-DC module, and the input part is added with self-recovery fuses D9 and D10 and an EMC circuit. The output part is added with two large voltage-stabilizing capacitors C4 and C5. The schematic diagram is shown in fig. 4.
2: the direct current voltage reduction circuit inputs external alternating current Voltage (VUSB) to the circuit board after AC-DC conversion under normal conditions; if the external power supply is powered off, the internal battery (VBAT) can continuously supply power to the circuit board. The schematic diagram is shown in fig. 5.
The dc supply voltage (VCC5.0) needs to be divided into two paths via a voltage reduction circuit:
the first path is output VCC3.9V through MIC29302BU voltage stabilization, and mainly supplies power to a GPRS/CDMA module; wherein R8 and R10 are used to regulate the output voltage and the capacitor is used for power filtering. The schematic diagram is shown in fig. 6.
The second path passes through the S-1206 regulated output VCC3.0V for powering the control circuits 9, SX 1278. The schematic diagram is shown in fig. 7.
In this embodiment, the detection circuit 10 includes a temperature and humidity sensor, a PM2.5 sensor, and a carbon dioxide detection sensor, and the temperature and humidity sensor, the PM2.5 sensor, and the carbon dioxide detection sensor are all placed in the gateway 1 and the indoor set position.
In this embodiment, the main control chip of the control circuit 9 is an MKL16, and the control chip is provided with interfaces connected to the power supply circuit 7, the wireless communication circuit 8, and the detection circuit 10.
In this embodiment, the pull-cord caller 2 is installed at the head of a room, and is used for a caller (i.e., a user such as an elderly person) to call at any time and transmit call information to the gateway 1;
the watch 3 is worn on the wrist of the caller and is used for the caller to call at any time and transmitting the call information to the gateway 1; the wrist watch 3 is worn at the wrist of a responder (such as a nurse), and the responder confirms and processes the call information on site according to the call information transmitted by the gateway 1;
the room tag 4 is arranged at a door of a room, is used for identifying room information and is matched with the watch 3 for use;
the chest card 5 is worn at the neck of a caller and is used for the caller to swipe a card and call, and transmitting card swiping and calling information to the gateway 1.
In this embodiment, still be equipped with the lithium cell in the gateway casing, the lithium cell is used for low-power consumption gateway circuit power supply.
In the embodiment, the system further comprises an omnidirectional sucker antenna, wherein the omnidirectional sucker antenna adopts GPRS/CDMA/LTE and is connected with the low-power-consumption gateway circuit.
Example 2
As shown in fig. 8, this embodiment is different from embodiment 1 in that this embodiment provides a 433M communication system-based call answering method, which supports the use of a 433M communication system-based low-power gateway in embodiment 1, and includes the following steps:
step 1: the caller sends out calling information by pulling an indoor pull rope calling device or triggering a self-worn chest card, and the calling information and the related information of the caller are transmitted to the gateway through the wireless communication module and uploaded to the cloud platform through the gateway; wherein, the caller's related information includes name, age, room number;
step 2: the cloud platform distributes corresponding responders according to the received calling information of the caller and the related information of the caller, and transmits the calling information of the caller and the related information of the caller to a watch worn by the responders through a gateway;
and step 3: the responder receives the call information sent by the gateway through the watch worn by the responder, confirms whether the call information is accepted or not, and if the responder confirms that the call information is accepted, the responder transmits a reply for confirming that the call information is accepted to the cloud platform through the gateway, so that the responsibility relation between the caller and the responder is confirmed;
and 4, step 4: and the responder checks in the corresponding caller room according to the call information accepted by the confirmation, and correspondingly processes the call information of the caller.
Further, if no responder confirms that the call information sent by the gateway is accepted in a preset time period of the cloud platform in step 3 or if the responder confirms that the call information sent by the gateway is accepted and is not processed within time-out in step 4, the cloud platform sends alarm information and pushes the call information of the caller to a direct upper leader of the responder for processing.
Wherein the room number information of the caller is corresponded by a room tag.
The method is used for monitoring the real-time condition of the old in the nursing home and is suitable for monitoring and confirming the calling of the old and the response of nurses. Firstly, a request of a caller (old people) is transmitted to a cloud platform through a gateway; secondly, the cloud platform distributes corresponding responders according to the call information of the caller (the old), and transmits the call information to a watch worn by the responders (nurses) through a gateway; then, the responder (nurse) receives the call information sent by the gateway through the watch worn by the responder to confirm whether the responder (nurse) receives the call information, if the responder (nurse) confirms to receive the call information, the responder transmits a reply for confirming to receive the call information to the cloud platform through the gateway, and accordingly the responsibility relation between the caller (old people) and the responder (nurse) is confirmed; therefore, the cloud platform is beneficial to monitoring the corresponding relation between the old and the nurse and dividing responsibility; finally, the responder (nurse) checks in the corresponding caller (old people) room according to the received call information, and correspondingly processes the call information of the caller (old people).
If no responder (nurse) confirms to receive the call information sent by the gateway within a preset time period of the cloud platform or if the responder (nurse) confirms to receive the call information sent by the gateway and is not processed after time-out, the cloud platform sends alarm information and pushes the call information of the caller (old people) to a direct upper leader (nurse manager) of the responder for processing.
Through the method and the process, a closed-loop call response chain is formed, and the call of the middle-aged and old people in the nursing home and the monitoring confirmation and processing of nurses are facilitated.
The method is not only suitable for the nursing home, but also suitable for places such as hospitals and the like with calling and answering demand scenes.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A low-power-consumption gateway based on a 433M communication system is characterized in that the gateway is connected with an indoor stay cord calling device in a bidirectional mode through a wireless communication module, the gateway is connected with a watch of a wearer in a bidirectional mode through the wireless communication module, the watch of the wearer is connected with an indoor room label in a bidirectional mode, and the gateway is connected with a chest card of the wearer in a bidirectional mode through the wireless communication module; the gateway is in data communication with the cloud platform through the 4G network; the gateway comprises a gateway shell, wherein a circuit board is arranged in the gateway shell, and a low-power-consumption gateway circuit is embedded in the circuit board.
2. The 433M communication system-based low power consumption gateway of claim 1, wherein the low power consumption gateway circuit comprises a power circuit, a wireless communication circuit, a control circuit and a detection circuit, the power circuit, the wireless communication circuit and the detection circuit are electrically connected to the control circuit, and the power circuit is electrically connected to the wireless communication circuit;
the wireless communication circuit comprises a transmitting terminal circuit and a receiving terminal circuit, wherein the transmitting terminal circuit and the receiving terminal circuit both adopt an MM _ IoT _ Module _ V3 communication circuit, and the MM _ IoT _ Module _ V3 communication circuit adopts 433MHz as a wireless communication frequency.
3. The 433M communication system-based low power consumption gateway of claim 2, wherein the power circuit comprises an AC/DC conversion circuit and a DC voltage reduction circuit, and the gateway is stably powered by the power circuit.
4. The 433M communication system-based low power consumption gateway of claim 2, wherein the detection circuit comprises a temperature and humidity sensor, a PM2.5 sensor, and a carbon dioxide sensor, and the temperature and humidity sensor, the PM2.5 sensor, and the carbon dioxide sensor are all disposed at a predetermined position in the gateway and the room.
5. The 433M communication system-based low power consumption gateway of claim 2, wherein a main control chip of the control circuit is MKL16, and the control chip is provided with an interface connected to the power circuit, the wireless communication circuit and the detection circuit.
6. A 433M communication system based low power consumption gateway as claimed in claim 1, wherein the pull-cord beeper is installed at the head of the room head, and is used for calling the caller at any time and transmitting the calling information to the gateway;
the watch is worn on the wrist of the caller and used for the caller to call at any time and transmitting the call information to the gateway; the wrist of the responder worn by the watch is confirmed and processed on site by the responder according to the calling information transmitted by the gateway;
the room tag is arranged at a room door and used for identifying room information and is matched with the watch for use;
the chest card is worn at the neck of a caller and used for the caller to swipe the card and call, and the card swiping and calling information is transmitted to the gateway.
7. The 433M communication system-based low-power-consumption gateway of claim 1, wherein a lithium battery is further disposed in the gateway housing, and the lithium battery is used for supplying power to the low-power-consumption gateway circuit;
the system further comprises an omnidirectional sucker antenna, wherein the omnidirectional sucker antenna adopts GPRS/CDMA/LTE communication, and is connected with the low-power-consumption gateway circuit.
8. A call answering method based on 433M communication system, wherein the method supports the use of a low power consumption gateway based on 433M communication system as claimed in any one of claims 1 to 7, the method comprising the steps of:
step 1: the caller sends out calling information by pulling an indoor pull rope calling device or triggering a self-worn chest card, and the calling information and the related information of the caller are transmitted to the gateway through the wireless communication module and uploaded to the cloud platform through the gateway; wherein, the caller's related information includes name, age, room number;
step 2: the cloud platform distributes corresponding responders according to the received calling information of the caller and the related information of the caller, and transmits the calling information of the caller and the related information of the caller to a watch worn by the responders through a gateway;
and step 3: the responder receives the call information sent by the gateway through the watch worn by the responder, confirms whether the call information is accepted or not, and if the responder confirms that the call information is accepted, the responder transmits a reply for confirming that the call information is accepted to the cloud platform through the gateway, so that the responsibility relation between the caller and the responder is confirmed;
and 4, step 4: and the responder checks in the corresponding caller room according to the call information accepted by the confirmation, and correspondingly processes the call information of the caller.
9. The call answering method based on 433M communication system according to claim 8, wherein if no responder confirms that the call information sent from the gateway is accepted within a preset time period of the cloud platform in step 3, or if the responder confirms that the call information sent from the gateway is accepted and is not processed after time-out in step 4, the cloud platform sends alarm information, and pushes the call information of the caller to a direct upper leader of the responder for processing.
10. The call answering method according to claim 8, wherein the caller's room number information is associated with a room tag.
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| CN201911412173.3A CN110992613A (en) | 2019-12-31 | 2019-12-31 | Low-power-consumption gateway based on 433M communication system and call answering method |
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| CN112837503A (en) * | 2020-12-31 | 2021-05-25 | 成都麦杰康科技有限公司 | 5G gateway application method and system based on intelligent endowment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112837503A (en) * | 2020-12-31 | 2021-05-25 | 成都麦杰康科技有限公司 | 5G gateway application method and system based on intelligent endowment |
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