JP2019053352A - Vacant seat detection system and vacant seat detection program - Google Patents

Abstract

To provide a vacant seat detection system and a vacant seat detection program which can prevent users of a shop from having sense of anxiety, and reduce work of shop employees.SOLUTION: A vacant seat detection system 100 includes: a human body detection sensor 220 which is prepared under a desk 210 in a shop, and detects a human body; a communication unit 300 which communicates a detection result of the human body detection sensor 220 to the Internet or a cloud; and a portable terminal 500 which can make communication with the Internet or the cloud. A control unit 510 of the portable terminal 500 displays the detection result in a display unit 520 of the portable terminal 500.SELECTED DRAWING: Figure 1

Description

  The present invention relates to an empty seat detection system and an empty seat detection program.

  Japanese Unexamined Patent Application Publication No. 2011-165122 (Patent Document 1) discloses a facility management system that can efficiently allocate the use of facility resources in a facility while maintaining user convenience.

  The facility management system described in Patent Literature 1 includes a detection unit that detects a user, and an entrance / exit management unit that manages entry / exit of the user with respect to a managed facility based on a detection result of the detection unit, A first storage unit that stores user information including presence information indicating entry / exit of a user with respect to the facility generated by the entrance / exit management unit, and resource attribute information indicating an attribute of equipment resources in the facility And a second storage unit for storing resource information including usage status information indicating a usage status of the facility resource, and an allocation rule for allocating the facility resource in the facility to a user are set in advance, For the user specified based on the user information read from the storage unit, according to the allocation rule according to the attribute and usage status of the facility resource specified based on the resource information read from the second storage unit. The equipment Assignment and resource allocation unit for performing of the assignment result of the resource allocation unit is intended and a assignment notification unit for notifying to the user.

  Japanese Unexamined Patent Application Publication No. 2007-133847 (Patent Document 2) discloses a congestion status presentation device and a congestion status information browsing system that allow a user to accurately, easily and immediately grasp the congestion status in a predetermined space. Has been.

  The congestion status presentation device and the congestion status information browsing system described in Patent Literature 2 are congestion status presentation devices that present information related to the congestion status in a predetermined space to a user, and the spatial data in which the predetermined space is visualized Is detected at a position on the spatial data corresponding to the position of the object detected by the object detection means, and an object detection means for detecting an object existing in the predetermined space. And a congestion status presentation means for presenting to the user a congestion status diagram in which object data indicating the object is drawn.

  Japanese Unexamined Patent Application Publication No. 2007-82197 (Patent Document 3) discloses a monitoring system and method that can save the user from having to make a judgment by himself / herself when investigating a person.

  The monitoring system described in Patent Literature 3 includes a step of comparing the images of a plurality of stores taken at different points in time to determine the presence of a subject in the image, and a step of statistically analyzing the proportion of the presence It comprises.

JP 2011-165122 A JP 2007-133847 A JP 2007-82197 A www.vacanapp.com

In general, store employees record vacant seat information manually. Therefore, the labor of employees becomes a problem. In addition, there are cases where empty seats are not filled due to problems caused by misoperation.
In addition, when a camera is provided on the ceiling or the like, there is a risk of management or leakage of personal information of store users, which is a problem.

A main object of the present invention is to provide a vacant seat detection system and a vacant seat detection program capable of preventing a store user from feeling uneasy and reducing labor of a store employee.
Another object of the present invention is to prevent the user from obtaining store vacancy information accurately in real time and to make the store user feel uneasy, and to reduce the labor of store employees. It is to provide a vacant seat detection system and a vacant seat detection program.

(1)
The vacant seat detection system according to one aspect includes a detection unit that detects a human body provided under a desk in a store, a communication unit that communicates a detection result of the detection unit to the Internet or the cloud, and a mobile that can communicate with the Internet or the cloud. The control unit of the mobile terminal displays the detection result on the display unit of the mobile terminal.

In this case, the vacant seat information in the store can be displayed on the display unit of the mobile terminal. It is not necessary for a store clerk at the store side to input vacant seat information using a communication terminal, and labor can be reduced, and input errors of store clerk at the store side can be prevented.
In addition, by providing a detection unit for detecting a human body under the desk, the moving image or video of the human body, personal information, and the like are not leaked, so that the trust of the store can be increased.
As a result, the mobile terminal can be confirmed and the user can go to the store.

(2)
A vacant seat detection system according to a second aspect of the invention is a vacant seat detection system according to one aspect, further including a recording unit that records a detection result by the detection unit, and the control unit of the mobile terminal displays the detection result recorded in the recording unit. May be.

  In this case, the control unit of the mobile terminal can check the vacant seat information recorded in the recording unit. For example, by recording the detection result in the recording unit, it can be used for seat availability prediction according to the season, time zone, customer base, number of men and women, and the like.

(3)
The vacant seat detection system according to a third aspect of the present invention is the vacant seat detection system according to one aspect or the second aspect of the invention, wherein the mobile terminal further includes an input unit, and the control unit of the mobile terminal uses the number setting information from the input unit. Accordingly, only the detection result corresponding to the number of persons setting information among the detection results may be displayed on the display unit of the mobile terminal.

  In this case, only one store that can be seated is displayed when the user operating the mobile terminal is one user or a plurality of users. Therefore, since the store is not simply displayed, the convenience for the user can be improved.

(4)
A vacant seat detection system according to a fourth aspect of the present invention is the vacant seat detection system according to any one of the third aspect to the third aspect of the invention, wherein when one of the stores in the detection result is selected, the control unit of the portable terminal Any one or more of the map, the route, and the arrival time may be displayed.

  In this case, since any one or more of the map, the route, and the arrival time to the store are displayed, the user can surely go to the store.

(5)
A vacant seat detection system according to a fifth aspect of the present invention is the vacant seat detection system according to any one of the fourth aspect to the fourth aspect of the present invention, wherein the detection unit comprises a human body sensor and irradiates vertically downward from the center of the lower surface of the desk. The angle may be set in a range of 30 degrees or more and 120 degrees or less.

In this case, the detection unit is composed of a human body sensor, and by setting the irradiation angle in the range of 30 ° to 120 ° vertically downward from the center of the lower surface of the desk, the counter has two people and four people. , It is possible to reliably detect the presence or absence of a human body in a seat such as six persons.
Specifically, assuming that the height of the desk is 70 cm, in the case of a counter, the irradiation angle is preferably in the range of 30 degrees to 50 degrees. In the case of a desk with two persons, the irradiation angle is 50 degrees. It is preferably within a range of 70 degrees, and in the case of a desk with 4 persons, the irradiation angle is preferably in the range of 70 degrees to 100 degrees, and in the case of a desk with 6 persons, the irradiation angle is 100 degrees. Is preferably in the range of 120 to 120 degrees.

(6)
The vacant seat detection system according to a sixth aspect of the present invention is the vacant seat detection system according to any one of the fifth aspect to the fifth aspect of the present invention, wherein the detection unit determines that the human body is not detected when the continuous detection of the human body is less than 3 seconds. Good.

  In this case, since it is determined that no human body has been detected for less than 3 seconds, the vacant seat information can be reliably determined even when a person walking around the desk is detected.

(7)
A vacant seat detection system according to a seventh aspect of the present invention is the vacant seat detection system according to any one of the fifth aspect of the present invention, wherein the detection unit determines that the human body is not detected when the continuous detection of the human body is less than 10 seconds. Good.

  In this case, since it is determined that no human body has been detected for less than 10 seconds, the vacant seat information can be reliably determined even when a person stopped around the desk is detected.

(8)
The vacant seat detection system according to an eighth aspect of the present invention is the vacant seat detection system according to any one of the seventh aspect to the seventh aspect of the present invention, wherein the detection unit is vacant when the human body has not been detected continuously for 10 minutes or more after detection. You may judge.

  In this case, if the human body is not detected continuously for 10 minutes, it is determined that the seat is empty. For example, since there is no person who has detected a human body and has not moved slightly for 10 minutes, if it has not been detected for 10 minutes after detection, it is determined that the seat is empty.

(9)
A vacant seat detection system according to a ninth aspect of the present invention is the vacant seat detection system according to any one of the seventh aspect to the seventh aspect of the present invention, wherein the detection unit is vacant when the human body has not been detected for more than 3 minutes after detection. You may judge.

  In this case, if the human body has not been continuously detected for 3 minutes, it is determined that the seat is empty. For example, since there is almost no person who has detected a human body and has not moved slightly for 3 minutes, if it has not been detected for 3 minutes after detection, it is determined that the seat is empty.

(10)
The vacant seat detection system according to the eighth aspect of the present invention is the vacant seat detection system according to any one of the ninth aspect to the ninth aspect of the invention, wherein the detection unit does not detect the human body when the seat is scheduled to be used for reservation or the like. Even in this case, it may be set as a state in which a human body is detected.

In this case, the detection unit can be set as a state of detecting a human body even if the human body is not detected even if the human body is not detected when a seat is scheduled to be used for a reservation or the like. It can be displayed as a seat to be used.
In addition, the mechanism is not limited to the detection unit, and when the control unit is provided in the store and the communication unit communicates with the mobile terminal, the control unit sets the reserved seat as a seat where there is a person instead of a vacant seat. Information may be transmitted.

(11)
The vacant seat detection program according to another aspect is a vacant seat detection program executed in a portable terminal that can communicate with the Internet or the cloud, and is based on a detection process that detects a human body provided under a desk in a store, and a detection process Communication processing for communicating the detection result to the Internet or the cloud, and the control processing of the mobile terminal executes display processing for displaying the detection result on the display unit of the mobile terminal.

In this case, the vacant seat information in the store can be displayed on the display unit of the mobile terminal. It is not necessary for a store clerk at the store side to input vacant seat information using a communication terminal, and labor can be reduced, and input errors of store clerk at the store side can be prevented.
In addition, by providing a detection unit for detecting a human body under the desk, the moving image or video of the human body, personal information, and the like are not leaked, so that the trust of the store can be increased.
As a result, the mobile terminal can be confirmed and the user can go to the store.

It is a schematic diagram which shows an example of the basic composition of the vacant seat detection system concerning one Embodiment. It is a schematic diagram which shows an example of attachment of the human body detection sensor of a vacant seat detection system. It is the schematic diagram which looked at the desk which attached the human body detection sensor of the vacant seat detection system of FIG. It is a schematic diagram which shows an example of the irradiation area at the time of attaching a human body detection sensor to the desk of a counter. It is a schematic diagram which shows an example of the irradiation area at the time of attaching a human body detection sensor to the desk for two persons. It is a schematic diagram which shows an example of the irradiation area at the time of attaching a human body detection sensor to the desk for 6 persons. It is a flowchart which shows an example of a process of the control part of a portable terminal. It is a schematic diagram which shows an example of a display of a user's portable terminal. It is a schematic diagram which shows the other example of a display of a user's portable terminal. It is a schematic diagram which shows the other example of the basic composition of a vacant seat detection system. It is a schematic diagram which shows the other example of a human body detection sensor.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the following description, the same parts are denoted by the same reference numerals. Their names and functions are also the same. Therefore, detailed description thereof will not be repeated.

(Outline of configuration of vacant seat detection system)
FIG. 1 is a schematic diagram illustrating an example of a basic configuration of an empty seat detection system 100 according to an embodiment.

  A vacant seat detection system 100 shown in FIG. 1 includes a desk 210 in a store 200, a human body detection sensor 220, a communication unit 300, a recording unit 400, and a portable terminal 500 owned by a user. The recording unit 400 mainly records vacant seat information in a store described later.

The desk 210, the human body detection sensor 220, and the communication unit 300 in the store 200 will be described later.
The portable terminal 500 includes a control unit 510, a display unit 520, an input unit 530, and a communication unit 540. The communication unit 540 is provided so as to be able to communicate with the communication unit 300 of the vacant seat detection system 100.
The communication unit 300 and the communication unit 540 can communicate with each other via the Internet or the cloud, and the communication unit 300 and the communication unit 540 are provided so as to be able to communicate with the recording unit 400 via the Internet or the cloud.

  FIG. 2 is a schematic diagram illustrating an example of attachment of the human body detection sensor 220 of the vacant seat detection system 100, and FIG. 3 is a schematic view of the desk 210 to which the human body detection sensor 220 of the vacant seat detection system 100 of FIG. FIG. That is, FIG. 3 is a schematic diagram illustrating an example of an irradiation area of the detection area 250.

In the desk 210 of the vacant seat detection system 100 in FIG. 2, a desk for four people is illustrated. As shown in FIG. 2, the human body detection sensor 220 of the vacant seat detection system 100 is provided at the center of the back surface of the top plate 211 of the desk 210.
In this case, as shown in FIG. 2, the human body detection sensor 220 has a detection area 250 set up to the vicinity of the lower ends of the four legs 212 of the desk 210.

  Specifically, the vertical distance from the irradiation position of the human body detection sensor 220 on the top plate 211 of the desk 210 to the ground is about 65 cm, and the four legs 212 from the center of the back surface of the top plate 211 of the desk 210 are. The horizontal distance to the vicinity of the lower end is about 65 cm.

Therefore, as shown in FIG. 2, the irradiation angle of the human body detection sensor 220 from the back surface of the top plate 211 of the desk 210 is set to about 90.
As a result, as shown in FIG. 3, a detection area 250 is set for a four-person desk 210 for four people.
As shown in FIG. 3, it is desirable that the detection area 250 overlaps in 80% or more of the area of the top plate 211 and does not protrude greatly outside the top plate 211 of the desk 210 for four people.
That is, if the detection area 250 protrudes greatly outside the top plate 211 of the desk 210 for four people, there is a possibility that a person walking around the desk 210 may be erroneously detected.

  In the present embodiment, the human body detection sensor 220 determines that the human body has not been detected when the human body continuous detection time is less than 3 seconds. This is because vacant seat information can be reliably determined even when a person walking around the desk 210 is detected. For example, it is assumed that a store clerk walks around the desk 210.

  Moreover, in this Embodiment, when the continuation undetection of the human body of the human body detection sensor 220 is 10 minutes or more, it determines with an empty seat. That is, since there is no person who does not move for 10 minutes or more, if the human body detection sensor 220 detects a human body and has not detected a human body for 10 minutes or more, it is determined that the seat is empty.

  Next, FIG. 4 is a schematic diagram showing an example of an irradiation area when the human body detection sensor 220 is attached to the desk 210 of the counter.

  As shown in FIG. 4, when the human body detection sensor 220 is attached to the counter desk 210, the detection area 250 greatly protrudes from the counter desk 210. Therefore, the detection area 250 is adjusted by providing a cloth such as a hood on the top plate 211 of the desk 210.

  Next, FIG. 5 is a schematic diagram illustrating an example of an irradiation area when the human body detection sensor 220 is attached to the desk 210 for two persons.

  As shown in FIG. 5, when the human body detection sensor 220 is attached to the desk 210 for two people, the detection area 250 greatly protrudes the desk 210 for two people. Therefore, the detection area 250 is adjusted by providing a cloth such as a hood on the top plate 211 of the desk 210.

  Next, FIG. 6 is a schematic diagram illustrating an example of an irradiation area when the human body detection sensor 220 is attached to a desk 210 for six persons.

As shown in FIG. 6, when the human body detection sensor 220 is attached to the desk 210 for six people, the detection area 250 overlaps in about 70% or more of the area of the top plate 211 of the desk 210 for six people, It is set so that it does not protrude largely outside the top plate 211 of the desk 210 for six people.
In FIG. 6, the irradiation angle of the human body detection sensor 220 is set to 110 degrees.
For example, since tan (110 degrees / 2) × 65 cm = 186 cm, the size of the desk 210 for six persons can be substantially accommodated.

As described above, the irradiation angle of the human body detection sensor 220 is set in a range of 30 degrees to 120 degrees.
In the present embodiment, the irradiation angle of the human body detection sensor 220 is fixed. However, the present invention is not limited to this, and as will be described later, the irradiation angle of the human body detection sensor 220 is in the range of 30 degrees to 120 degrees. You may provide the adjustment part which can be adjusted freely.
In the present embodiment, the human body detection sensor 220 is provided at the center of the back surface of the top plate 211. However, the human body detection sensor 220 is not limited to this, and the human body detection sensor 220 is disposed at another position as long as it is the back surface of the top plate 211. You may let them.

Next, FIG. 7 is a flowchart illustrating an example of processing of the control unit 510 of the mobile terminal 500.
FIG. 8 is a schematic diagram illustrating an example of display on the user's mobile terminal 500, and FIG. 9 is a schematic diagram illustrating another example of display on the user's mobile terminal 500.

First, as shown in FIG. 7, control unit 510 acquires vacant seat information and store position information from human body detection sensor 220 via communication unit 300 (step S1).
Here, it is assumed that the human body detection sensor 220 in the store always detects vacant seat information.

  Next, the control unit 510 displays store information on the surrounding map 523 of the display unit 520 (step S2). Next, the control unit 510 waits for input from the pull tab 521 indicating the purpose, the pull tab 522 indicating the number of people, and the pull tab 524 indicating the current location or the destination (step S3).

Here, as shown in FIG. 8, the display unit 520 of the user's mobile terminal 500 includes a pull tab 521 indicating the purpose, a pull tab 522 indicating the number of people, a surrounding map 523, and a pull tab 524 indicating the current location or the destination. Is shown.
The user operates one of the pull tab 521 indicating the purpose, the pull tab 522 indicating the number of people, and the pull tab 524 indicating the current location or the destination, and inputs the pull tab 521, the pull tab 522, or the pull tab 524 indicating the current location or the destination. To do.

Next, the control unit 510 acquires one or all information of a pull tab 521 indicating the purpose, a pull tab 522 indicating the number of people, and a pull tab 524 indicating the current location or the destination, and displays only information that matches the selection on the surrounding map. (Step S4).
That is, a map is displayed on the surrounding map 523 based on the pull tab 524 indicating the current location or the destination. Further, the type of store information selected on the pull tab 521 indicating the purpose is displayed. Alternatively, by inputting a pull tab 522 indicating the number of people, only stores where the input number of people can be seated are displayed on the map 523.

Subsequently, the user selects a store displayed on the surrounding map. In this case, as shown in FIG. 9, control unit 510 displays the detailed store information of the store on the lower half of display unit 520 (step S5).
For example, as illustrated in FIG. 9, the detailed store information of the store is arbitrary information such as a store name, a standard price, a maximum number of seats, an evaluation, a telephone number, and whether or not smoke.
The user may be able to make a call to the store by selecting the phone number.

Next, the control unit 510 recognizes the selection of the store on the display unit 520 shown in FIG. 9, and displays the route and time from the current location to the store on the surrounding map (step S6).
The user can go to a store with a vacant seat according to the directions displayed on the display unit 520.

  Finally, the control unit 510 records the displayed information in the recording unit 400 via the communication unit 540 and the communication unit 300 (step S7).

  In the present embodiment, the control unit 510 of the mobile terminal 500 performs processing. However, the present invention is not limited to this, and another control unit is provided in the vacant seat detection system 100 to perform communication of the mobile terminal 500. You may make it communicate via the part 540. FIG.

  FIG. 10 is a schematic diagram illustrating another example of the basic configuration of the vacant seat detection system 100.

A vacant seat detection system 100 shown in FIG. 10 includes a control unit 600, a store side terminal 610, a customer management system 620, and a store front sensor 630 in addition to the vacant seat detection system 100 of FIG.
The desk 210 also includes an adjustment unit 221 and a reservation button 356.
In the present embodiment, store-side terminal 610 may be either a tablet terminal or a post management system.

The control unit 600 acquires information of the human body detection sensor 220 and performs communication via the communication unit 300.
Specifically, when a reservation is made to a predetermined store 200 from the input unit 530 of the portable terminal 500, the control unit 600 is a person even if the number of seats of the human body detection sensor 220 corresponding to the number of reservations is empty. Process so that exists.
In the case of reservation, the control unit 600 transmits menu information to the mobile terminal 500, and the user places an order in advance from the menu displayed on the display unit 520 of the mobile terminal 500, and the control unit 600 Information may be received and settled online.
As a result, when the user arrives at the store 200, the user can immediately receive the ordered item. On the other hand, the store 200 can prepare an ordered item in accordance with the store visit time.

  In addition, when it is determined that there is no visitor even after a predetermined time has elapsed from the reserved time, the control unit 600 performs processing so that the signal from the human body detection sensor 220 is treated as an empty seat.

In addition, the control unit 600 may perform a process of automatically delivering a push notification to the mobile terminal 500 registered in the customer management system 620, particularly in a time zone where it is desired to attract customers.
Through this process, the user can check the display unit 520 of the mobile terminal 500 and go to the store 200.

  In addition, when there is a vacant seat as a result of the vacant seat detection in the store 200, the mobile terminal 510 may automatically display that the vacant seat has appeared on the display unit 520.

Furthermore, the control unit 600 causes the shop-side terminal 610 to present hourly congestion / vacancy status statistics, user use frequency, use day of the week, time zone, and regional distribution.
The store 200 side can use the store side terminal 610 to transmit coupon issuance or vacant seat information, discount information, unique points, etc. to the mobile terminal 500 registered in the customer management system 620.
In this case, since the number of visits or the frequency of customer visits can be ascertained, it is possible to report information with high accuracy of store visits.

  In addition, the control unit 600 may count the number of waiting people in front of the store using the sensor 630 in front of the store and transmit information to the mobile terminal 500.

  Next, FIG. 11 is a schematic diagram illustrating another example of the human body detection sensor 220.

As shown in FIG. 11, the human body detection sensor 220 includes an adjustment unit 221.
The adjustment unit 221 can change the length LL of the overlapping portion of the double tubes 222 and 223.
As a result, by operating the adjustment unit 221, the irradiation angle can be easily changed from 30 degrees to 120 degrees.
Further, by adjusting the adjusting unit 221, the human body detection sensor 220 can be applied to all desk types from the counter to the six-seat desk 210.
That is, the length LL of the overlapping part of the double cylinders 222 and 223 is changed by the slide of the adjusting unit 221.
Note that the detection area may be automatically adjusted on the software program in accordance with the adjustment result of the adjustment unit 221. That is, this is processing for ignoring detection of the portions of the double cylinders 222 and 223.

  Further, as shown in FIG. 11, a reservation button 356 may be provided. The reservation button 356 is configured to cancel detection by the human body detection sensor 220 for 15 minutes when the employee presses it once.

  As a result, when the employee receives the reservation information at the store, the reservation button 356 is pressed. As a result, the detection of the human body detection sensor 220 is canceled for 15 minutes, and it can be operated as if a person is present on the desk 210 (temporarily).

  When 15 minutes have elapsed, the operation of the human body detection sensor 220 is restored. Here, when a reservation customer comes to the store and is seated at the desk 210, it is not detected as a vacant seat. Further, when the reservation customer returns, the operation of the human body detection sensor 220 of the desk 210 is restored, so that the vacant seat can be detected.

  Further, instead of the reservation button 356, the employee may use the store side terminal 610 to select a reserved seat. In this case, the detection of the human body detection sensor 220 can be canceled from the store side terminal 610, and the operation can be performed as if a person exists on the desk 210 (temporarily).

  In this embodiment, the time for canceling the detection of the human body detection sensor 220 is 15 minutes. However, the time is not limited to this, and may be any time such as 5 minutes, 10 minutes, 20 minutes, and 30 minutes. May be.

As described above, in the vacant seat detection system 100 according to the present embodiment, it is not necessary for the store clerk to input the vacant seat information using the communication terminal, and the labor can be reduced. Input mistakes can be prevented.
Therefore, real-time information can be reliably provided to the mobile terminal 500.

  Further, by providing the human body detection sensor 220 for detecting the human body on the back surface side of the top plate 211 of the desk 210, the moving image or video of the human body, personal information or the like is not leaked, so that the trust of the store can be improved. .

  In addition, the user who operates the mobile terminal 500 displays only the stores that can be seated on the display unit 520 regardless of whether the user is a single user or a plurality of users. Therefore, since the store is not simply displayed, the convenience for the user can be improved.

  In addition, since any one or a plurality of maps, directions, and arrival times to the selected store are displayed, the user can surely go to the store.

  Further, the human body detection sensor 220 sets the irradiation angle in the range of 35 degrees or more and 90 degrees or less from the central portion of the back surface of the top plate 211 of the desk 210 to a counter, with two persons and four persons. Therefore, it is possible to reliably detect the presence or absence of a human body in the seat of the desk 210 for six persons.

  In the present invention, the desk 210 corresponds to “desk”, the human body detection sensor 220 corresponds to “detection unit, human body sensor”, the communication unit 300 corresponds to “communication unit”, and the portable terminal 500 corresponds to “portable terminal”. ”, The control unit 510 corresponds to the“ control unit ”, the display unit 520 corresponds to the“ display unit ”, the vacant seat detection system 100 corresponds to the“ vacant seat detection system ”, and the recording unit 400 corresponds to the“ recording unit ”. And the input unit 530 corresponds to the “input unit”.

  A preferred embodiment of the present invention is as described above, but the present invention is not limited thereto. It will be appreciated that various other embodiments may be made without departing from the spirit of the invention. Furthermore, in this embodiment, although the effect | action and effect by the structure of this invention are described, these effect | actions and effects are examples and do not limit this invention.

DESCRIPTION OF SYMBOLS 100 Vacant seat detection system 210 Desk 220 Human body detection sensor 300 Communication part 400 Recording part 500 Portable terminal 510 Control part 520 Display part 530 Input part

Claims (11)

A detection unit for detecting a human body provided on the back of the top plate of the desk in the store;
A communication unit that communicates the detection result of the detection unit to the Internet or the cloud;
A mobile terminal capable of communicating with the Internet or the cloud,
The control unit of the mobile terminal is
A vacant seat detection system for displaying the detection result on a display unit of the mobile terminal. It further includes a recording unit for recording a detection result by the detection unit,
The vacant seat detection system according to claim 1, wherein the control unit of the portable terminal displays a detection result recorded in the recording unit. The portable terminal further includes an input unit,
The control unit of the mobile terminal is
The vacant seat detection system according to claim 1 or 2, wherein only a detection result corresponding to the number of persons setting information among the detection results is displayed on a display unit of the portable terminal in accordance with the number of persons setting information from the input unit. The control unit of the mobile terminal is
The vacant seat detection system according to any one of claims 1 to 3, wherein when one of the stores in the detection result is selected, one or more of a map, a route, and an arrival time to the store are displayed. .   The said detection part consists of a human body sensor, The irradiation angle was set in the range of 30 degree | times or more and 120 degrees or less toward the vertically downward direction from the center part of the lower surface of the said desk. Vacant seat detection system.   The vacant seat detection system according to any one of claims 1 to 5, wherein the detection unit determines that the human body has not been detected when continuation detection of the human body is less than 3 seconds.   The vacant seat detection system according to any one of claims 1 to 5, wherein the detection unit determines that the human body has not been detected when continuous detection of the human body is less than 10 seconds.   The vacant seat detection system according to any one of claims 1 to 7, wherein the detection unit determines that the seat is vacant when the human body has not been continuously detected for 3 minutes or more after the human body is detected.   The vacant seat detection system according to any one of claims 1 to 7, wherein the detection unit determines that the seat is vacant when the human body has not been continuously detected for 10 minutes or more after human body detection.   The said detection part can be set as the state which detected the human body, even when the human body is not detected when there is a plan to use a seat by reservation etc. Vacant seat detection system. A vacant seat detection program executed on a mobile terminal capable of communicating with the Internet or the cloud,
A detection process for detecting a human body provided under a desk in the store;
Communication processing for communicating the detection result by the detection processing to the Internet or the cloud,
The portable terminal control process is a vacant seat detection program for executing a display process for displaying the detection result on a display unit of the portable terminal.