CN108549334B - Method and system for monitoring number of indoor personnel - Google Patents
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- G—PHYSICS
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- 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
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4183—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by data acquisition, e.g. workpiece identification
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
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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
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Abstract
The invention discloses a monitoring method and a system for the number of indoor personnel, wherein the monitoring method comprises the following steps: setting an initial number of indoor personnel; determining the number of people in the room to increase or decrease according to the first intensity value detected by the first infrared detector and the second intensity value detected by the second infrared detector; a predetermined decision mechanism is implemented based on the number of people in the room in real time. The beneficial effects of the invention are as follows: through the monitoring to indoor personnel's quantity, reach the function of automatic switch profile, realize house intellectuality.
Description
Technical Field
The invention relates to the technical field of intelligent home furnishing, in particular to a method and a system for monitoring the number of indoor personnel.
Background
In an intelligent home, safety monitoring and protection are key work. The current intelligent system contextual model needs to be manually set, particularly the scene model of leaving home and returning home, and is an important setting for security monitoring. When people leave home, people may forget to manually set up the intelligent home system and be leaving the home mode, lead to the security protection system not to start, for example door magnetism, smoke sensor, infrared human sensor, the camera does not start, and light does not close simultaneously, treats that the electrical household electrical appliances do not close, when the thief breaks into, can not inform the user someone and break into, has huge potential safety hazard. Therefore, it is urgently needed to develop a fully intelligent automatic switching system for scene modes of leaving and returning home.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a method and a system for monitoring the number of indoor people, aiming at the problem that the current intelligent system scene mode in the prior art needs to be manually set, which results in a large potential safety hazard.
The technical scheme adopted by the invention for solving the technical problems is as follows:
on one hand, a monitoring method for the number of indoor people is provided, a first infrared detector and a second infrared detector are adopted, the first infrared detector is arranged outside a door entering a house, the second infrared detector is arranged inside the door entering the house, and the monitoring method comprises the following steps:
setting an initial number of indoor personnel;
determining the number of people in the room to increase or decrease according to the first intensity value detected by the first infrared detector and the second intensity value detected by the second infrared detector;
a predetermined decision mechanism is implemented based on the number of people in the room in real time.
In the monitoring method according to the present invention, the determining that the number of persons in the room increases or decreases by the first intensity value detected by the first infrared detector and the second intensity value detected by the second infrared detector includes:
setting initial time for detecting the first intensity value and the second intensity value;
determining that a person is outside or inside the entrance door according to the first intensity value and the second intensity value at the initial moment;
determining that the person moves from the outside to the inside of the gate or from the inside to the outside of the gate according to the change of the first intensity value and the change of the second intensity value after the initial moment;
determining that the number of persons in the room is increased if the person moves from the outside to the inside of the gate, and determining that the number of persons in the room is decreased if the person moves from the inside to the outside of the gate.
In the monitoring method of the present invention, the setting of the initial time when the first intensity value and the second intensity value are detected includes:
when the detected first intensity value or the detected second intensity value is larger than a first preset value, setting the current moment as the initial moment, wherein the first intensity value and the second intensity value at the initial moment are not equal.
In the monitoring method according to the present invention, the determining that a person is outside or inside the entrance gate according to the first intensity value and the second intensity value at the initial time includes:
when the first intensity value at the initial moment is larger than the second intensity value, determining that the person is outside the entrance door;
and when the first intensity value at the initial moment is smaller than the second intensity value, determining that the person is in the entrance door.
In the monitoring method according to the present invention, the determining that the person moves from the outside to the inside of the gate or from the inside to the outside of the gate according to the change in the first intensity value and the change in the second intensity value after the initial time includes:
if the person is outside the entrance gate at the initial moment, judging whether the difference value between the first intensity value and the second intensity value after the initial moment is smaller than a second preset value, if so, determining that the person moves from the outside to the inside of the gate, and if not, determining that the person does not move from the outside to the inside of the gate;
if the person is located inside the entrance gate at the initial moment, judging whether a difference value between the second intensity value and the first intensity value after the initial moment is smaller than a second preset value, if so, determining that the person moves from the inside to the outside of the gate, and if not, determining that the person does not move from the inside to the outside of the gate.
In the monitoring method according to the present invention, the determining that the number of persons in the room increases if the person moves from the outside to the inside of the gate, and the determining that the number of persons in the room decreases if the person moves from the inside to the outside of the gate, includes:
adding one to the initial number of people in the room each time it is determined that a person moves from outside to inside of the gate;
the initial number of people in the room is reduced by one each time a person is determined to move from the interior of the gate to the exterior.
In the monitoring method of the present invention, the executing of the preset decision mechanism according to the number of real-time indoor people includes:
and judging whether the number of the real-time indoor personnel is 0, if so, executing the leaving mode, and if not, executing the returning mode.
On the other hand, the monitoring system for the number of indoor people is provided, and comprises the first infrared detector and the second infrared detector of the monitoring method.
In the signal transceiving system, the entrance door comprises a door body and an upper door frame, the first infrared detector is arranged on the outer side of the upper door frame, and the second infrared detector is arranged on the inner side of the upper door frame.
The signal transceiving system further comprises a first resistor, a first digital-to-analog converter, a microprocessor, a second digital-to-analog converter and a second resistor;
one end of the first infrared detector and one end of the second infrared detector are both connected with a preset voltage, the other end of the first infrared detector is connected to one end of the first resistor and one end of the first digital-to-analog converter, the other end of the first digital-to-analog converter is connected to one end of the microprocessor, the other end of the microprocessor is connected to one end of the second digital-to-analog converter, and the other end of the second digital-to-analog converter is connected to the other end of the second infrared detector and one end of the second resistor.
The method and the system for monitoring the number of the indoor personnel have the following beneficial effects: through the monitoring to indoor personnel's quantity, reach the function of automatic switch profile, realize house intellectuality.
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Fig. 1 is a flowchart of a method for monitoring the number of indoor people according to an embodiment of the present invention;
FIG. 2 is a flowchart of a method for determining an increase or decrease in the number of people in a room according to an embodiment of the present invention;
FIG. 3 is a schematic view of an infrared detector according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a monitoring system for monitoring the number of indoor people according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, fig. 1 is a flowchart of a monitoring method for monitoring the number of indoor people according to an embodiment of the present invention, where the monitoring method for monitoring the number of indoor people is implemented by using a first infrared detector D1 and a second infrared detector D2, the first infrared detector D1 is disposed outside an entrance gate, and the second infrared detector D2 is disposed inside the entrance gate, and the monitoring method includes steps S1 to S3:
s1, setting the initial number of indoor personnel; this step may be set according to actual needs or automatically to omit manual setting.
S2, determining the number of people in the room to increase or decrease through the first intensity value detected by the first infrared detector D1 and the second intensity value detected by the second infrared detector D2; the step includes steps S21-S24:
s21, setting the initial time when the first intensity value and the second intensity value are detected; in order to ensure that the subsequent accurate detection of the entering or exiting of the personnel, the method is executed when the intensity detected by the infrared detector needs to meet a certain value, that is, when the first intensity value or the second intensity value detected by the infrared detector is greater than a first preset value, the current time is set as the initial time, and the first intensity value and the second intensity value at the initial time are not equal. The first intensity value and the second intensity value are equal, the distances between the surface person and the two infrared detectors are generally equal, but in practical application, the method is executed only when the intensity detected by the infrared detectors is larger than a certain value, and the condition that the first intensity value and the second intensity value are equal means that the person is located in the middle of the door, which cannot be set as the initial time.
S22, determining that a person is outside or inside the entrance door according to the first intensity value and the second intensity value at the initial moment; step S22 has the following two cases:
in case one, when the first intensity value at the initial moment is greater than the second intensity value, determining that the person is outside the entrance gate;
and in the second situation, when the first intensity value at the initial moment is smaller than the second intensity value, determining that the person is in the entrance door.
S23, determining that the person moves from the outside to the inside of the gate or from the inside to the outside of the gate according to the change of the first intensity value and the change of the second intensity value after the initial moment; this step has the following two cases:
in case one, if the person is outside the entrance gate at the initial time, judging whether a difference value between the first intensity value and the second intensity value after the initial time is smaller than a second preset value, if so, determining that the person moves from the outside to the inside of the gate, and if not, determining that the person does not move from the outside to the inside of the gate;
and if the person is in the entrance gate at the initial moment, judging whether the difference value between the second intensity value and the first intensity value after the initial moment is smaller than a second preset value, if so, determining that the person moves from the inside to the outside of the gate, and if not, determining that the person does not move from the inside to the outside of the gate.
And S24, if the personnel move from the outside to the inside of the gate, determining that the number of the personnel in the room is increased, and if the personnel move from the inside to the outside of the gate, determining that the number of the personnel in the room is decreased. This step has the following two cases:
in case one, each time it is determined that a person moves from the outside to the inside of the gate, adding one to the initial number of people in the room;
case two, every time it is determined that a person moves from the inside to the outside of the gate, the initial number of people in the room is reduced by one.
Referring to fig. 2, a specific implementation method of step S2 is shown in fig. 2, which is a flowchart of a method for determining increase or decrease of the number of indoor people according to an embodiment of the present invention, where N represents the number of indoor people, and the MCU is initially set to N; when the system detects that D1 is larger than D2, the system indicates that outdoor personnel enter the room; D1-D2 will change from large to small when passing through the door, when D1-D2 < k, where the parameter k is a number representing a value close to 0, indicating that the person has gone to the middle of the door; when the person continues to walk and D1 is less than D2, the person enters the room, and the MCU calculates N to be N + 1; when the system detects that D1 is less than D2, the system indicates that the indoor personnel go out of the room; D2-D1 will change from large to small when passing through the door, when D2-D1 < k, where the parameter k is a number representing a value close to 0, indicating that the person has gone to the middle of the door; when the person continues to walk and D2 is less than D1, the person is out of the room, and the MCU calculates N to be N-1; when N > 0, indicate personnel to get into indoorly, MCU sets up intelligent house mode and is the contextual model of going home, when N equals 0, switches into away from the mode contextual model.
And S3, executing a preset decision mechanism according to the number of the indoor personnel in real time. Preferably, for an application scenario of the smart home, the steps specifically include: and judging whether the number of the real-time indoor personnel is 0, if so, executing the leaving mode, and if not, executing the returning mode. The intelligent home automatic switching system is characterized in that a door front infrared detector and a door rear infrared detector are utilized to judge whether people enter or leave home, and automatic switching of the scene modes of leaving and returning home of the intelligent home is achieved through system detection.
For example: an away-from-home mode: and (4) turning off the light and the electric appliance, turning off all the curtains, and automatically turning on the security system.
A home-returning mode: after the person arrives at home, the hall lamp is turned on in a sensing mode, the person turns off the security protection, feels appropriate temperature and humidity, feels clean and fresh air, listens to relaxed background music, slowly pulls the electric curtain in the living room open, and looks beautiful at the night.
The invention also provides a monitoring system for the number of indoor people, which comprises the first infrared detector D1 and the second infrared detector D2 of the monitoring method.
Referring to fig. 3, fig. 3 is a schematic view illustrating an installation of an infrared detector according to an embodiment of the present invention, the entrance door includes a door body 1 and an upper door frame 2, the first infrared detector D1 is disposed on an outer side of the upper door frame 2, and the second infrared detector D2 is disposed on an inner side of the upper door frame 2. The intelligent home system comprises an entrance gate, an infrared detector, a door, a smart home system and a control system, wherein the infrared detectors are arranged on the entrance gate, one infrared detector is arranged indoors and outdoors respectively, as shown in the figure, the infrared detectors are arranged indoors and outdoors respectively and extend on the entrance gate so as to detect the entering and exiting conditions of personnel, and when all the personnel leave the door, the intelligent home system is switched to enter a leaving scene mode; and after the outdoor personnel enter the gate, the scene mode of returning home is intelligently switched.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a monitoring system for monitoring the number of indoor people according to an embodiment of the present invention, the signal transceiver system further includes a first resistor R1, a first digital-to-analog converter a/D1, a microprocessor MCU, a second digital-to-analog converter a/D2, and a second resistor R2; in the figure, when a person approaches the infrared probe (i.e. the infrared detector), the infrared probe is turned on, and the voltage on the loading resistor R1 or R2 rises; and then the data is transmitted into the MCU through A/D conversion.
One end of the first infrared detector D1 and one end of the second infrared detector D2 are both connected with preset voltage, the other end of the first infrared detector D1 is connected with one end of the first resistor R1 and one end of the first digital-to-analog converter A/D1, the other end of the first digital-to-analog converter A/D1 is connected with one end of the microprocessor MCU, the other end of the microprocessor MCU is connected with one end of the second digital-to-analog converter A/D2, and the other end of the second digital-to-analog converter A/D2 is connected with the other end of the second infrared detector D2 and one end of the second resistor R2.
Various operations of embodiments are provided herein. In one embodiment, the one or more operations described may constitute computer readable instructions stored on one or more computer readable media, which when executed by an electronic device, will cause the computing device to perform the operations described. The order in which some or all of the operations are described should not be construed as to imply that these operations are necessarily order dependent. Those skilled in the art will appreciate alternative orderings having the benefit of this description. Moreover, it should be understood that not all operations are necessarily present in each embodiment provided herein.
Also, as used herein, the word "preferred" is intended to serve as an example, instance, or illustration. Any aspect or design described herein as "preferred" is not necessarily to be construed as advantageous over other aspects or designs. Rather, use of the word "preferred" is intended to present concepts in a concrete fashion. The term "or" as used in this application is intended to mean an inclusive "or" rather than an exclusive "or". That is, unless specified otherwise or clear from context, "X employs A or B" is intended to include either of the permutations as a matter of course. That is, if X employs A; b is used as X; or X employs both A and B, then "X employs A or B" is satisfied in any of the foregoing examples.
Also, although the disclosure has been shown and described with respect to one or an implementation, equivalent alterations and modifications will occur to others skilled in the art based upon a reading and understanding of this specification and the annexed drawings. The present disclosure includes all such modifications and alterations, and is limited only by the scope of the appended claims. In particular regard to the various functions performed by the above described components (e.g., elements, resources, etc.), the terms used to describe such components are intended to correspond, unless otherwise indicated, to any component which performs the specified function of the described component (e.g., that is functionally equivalent), even though not structurally equivalent to the disclosed structure which performs the function in the herein illustrated exemplary implementations of the disclosure. In addition, while a particular feature of the disclosure may have been disclosed with respect to only one of several implementations, such feature may be combined with one or other features of the other implementations as may be desired and advantageous for a given or particular application. Furthermore, to the extent that the terms "includes," has, "" contains, "or variants thereof are used in either the detailed description or the claims, such terms are intended to be inclusive in a manner similar to the term" comprising.
Each functional unit in the embodiments of the present invention may be integrated into one processing module, or each unit may exist alone physically, or a plurality of or more than one unit are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium. The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc. Each apparatus or system described above may execute the storage method in the corresponding method embodiment.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.
Claims (9)
1. The monitoring method for the number of indoor people is characterized in that a first infrared detector and a second infrared detector are adopted, the first infrared detector is arranged outside a door of a house, the second infrared detector is arranged inside the door of the house, and the monitoring method comprises the following steps:
setting an initial number of indoor personnel;
determining the number of people in the room to increase or decrease according to the first intensity value detected by the first infrared detector and the second intensity value detected by the second infrared detector; the determining of the increase or decrease of the number of people in the room through the first intensity value detected by the first infrared detector and the second intensity value detected by the second infrared detector includes: setting initial time for detecting the first intensity value and the second intensity value; determining that a person is outside or inside the entrance door according to the first intensity value and the second intensity value at the initial moment; determining that the person moves from the outside to the inside of the gate or from the inside to the outside of the gate according to the change of the first intensity value and the change of the second intensity value after the initial moment; determining that the number of persons in the room is increased if the persons move from the outside to the inside of the gate, and determining that the number of persons in the room is decreased if the persons move from the inside to the outside of the gate;
a predetermined decision mechanism is implemented based on the number of people in the room in real time.
2. The monitoring method of claim 1, wherein the setting an initial time at which the first intensity value and the second intensity value are detected comprises:
when the detected first intensity value or the detected second intensity value is larger than a first preset value, setting the current moment as the initial moment, wherein the first intensity value and the second intensity value at the initial moment are not equal.
3. The monitoring method of claim 2, wherein the determining that a person is outside or inside the entrance gate based on the first and second intensity values at the initial time comprises:
when the first intensity value at the initial moment is larger than the second intensity value, determining that the person is outside the entrance door;
and when the first intensity value at the initial moment is smaller than the second intensity value, determining that the person is in the entrance door.
4. A monitoring method according to claim 3, wherein said determining that the person is moving from outside to inside of a gate or from inside to outside of a gate depending on the change in the first intensity value and the change in the second intensity value after the initial time comprises:
if the person is outside the entrance gate at the initial moment, judging whether the difference value between the first intensity value and the second intensity value after the initial moment is smaller than a second preset value, if so, determining that the person moves from the outside to the inside of the gate, and if not, determining that the person does not move from the outside to the inside of the gate;
if the person is located inside the entrance gate at the initial moment, judging whether a difference value between the second intensity value and the first intensity value after the initial moment is smaller than a second preset value, if so, determining that the person moves from the inside to the outside of the gate, and if not, determining that the person does not move from the inside to the outside of the gate.
5. A monitoring method according to any of claims 1-4, characterized in that the determining that the number of persons in a room increases if the person moves from outside to inside of a gate and that the number of persons in a room decreases if the person moves from inside to outside of a gate comprises:
adding one to the initial number of people in the room each time it is determined that a person moves from outside to inside of the gate;
the initial number of people in the room is reduced by one each time a person is determined to move from the interior of the gate to the exterior.
6. The monitoring method according to claim 1, wherein the performing of the predetermined decision mechanism based on the number of persons in the room in real time comprises:
and judging whether the number of the real-time indoor personnel is 0, if so, executing the leaving mode, and if not, executing the returning mode.
7. A monitoring system for the number of indoor people is characterized by comprising a first infrared detector and a second infrared detector; the first infrared detector is arranged outside the door, and the second infrared detector is arranged inside the door;
setting an initial number of indoor personnel;
determining the number of people in the room to increase or decrease according to the first intensity value detected by the first infrared detector and the second intensity value detected by the second infrared detector; the determining of the increase or decrease of the number of people in the room through the first intensity value detected by the first infrared detector and the second intensity value detected by the second infrared detector includes: setting initial time for detecting the first intensity value and the second intensity value; determining that a person is outside or inside the entrance door according to the first intensity value and the second intensity value at the initial moment; determining that the person moves from the outside to the inside of the gate or from the inside to the outside of the gate according to the change of the first intensity value and the change of the second intensity value after the initial moment; determining that the number of persons in the room is increased if the persons move from the outside to the inside of the gate, and determining that the number of persons in the room is decreased if the persons move from the inside to the outside of the gate;
a predetermined decision mechanism is implemented based on the number of people in the room in real time.
8. A monitoring system according to claim 7, wherein the entry gate comprises a gate body and an upper door frame, the first infrared detector being disposed on an outer side of the upper door frame and the second infrared detector being disposed on an inner side of the upper door frame.
9. The monitoring system of claim 7, further comprising a first resistor, a first digital-to-analog converter, a microprocessor, a second digital-to-analog converter, and a second resistor;
one end of the first infrared detector and one end of the second infrared detector are both connected with a preset voltage, the other end of the first infrared detector is connected to one end of the first resistor and one end of the first digital-to-analog converter, the other end of the first digital-to-analog converter is connected to one end of the microprocessor, the other end of the microprocessor is connected to one end of the second digital-to-analog converter, and the other end of the second digital-to-analog converter is connected to the other end of the second infrared detector and one end of the second resistor.
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| CN105137785B (en) * | 2015-08-06 | 2018-07-13 | 上海斐讯数据通信技术有限公司 | Intelligent home control system, method and circuit |
| CN105184233B (en) * | 2015-08-21 | 2018-05-22 | 浙江工业大学 | The method and device for measuring and recording in room number based on Multi-source Information Fusion |
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| CN108549334A (en) | 2018-09-18 |
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