JPH07192589A - Automatic explanation system - Google Patents

Abstract

PURPOSE:To provide an explanation system to be an automatic explanation system to explain the exhibited articles automatically in an exhibition and the like, which can detect persons constantly, and can speak the explanation and the like efficiently and effectively. CONSTITUTION:When a person to be a visitor approaches front of an exhibited article 5, that is, in the field of view of a thermal image detecting device 1, a change is generated in the thermal image, because the temperature of the floor and the like detected by the thermal image detecting device 1 up to that time, and the temperature of the person are different. Depending on the signal, a controller 2 starts the operation of a tape recorder 3, and the explanation voice is outputted from a speaker 4, or the explanation of the exhibited article 5 is started. As a result, only in the necessary time when a person stands in front of the exhibited article, the explanation of the article can be started automatically.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic explanation system for automatically explaining exhibits at museums, museums, aquariums, exhibitions and the like.

[0002]

2. Description of the Related Art Conventionally, in an automatic explanation system for automatically explaining an exhibit or the like at an exhibition or the like, the explanation is merely kept on constantly or the viewer is in front of the exhibit or the like. The explanation about the exhibit was started by pressing a certain button.

[0003]

However, in the above-mentioned configuration, if the viewer presses a button or the like to start explaining the exhibit, etc., the exhibitor side is proactive with respect to the viewer. I can't sue effectively.

Further, depending on the viewer who passes through the exhibit,
In some cases, the exhibit may not be of interest to you from the beginning and you may not need explanations, or you may not be in the proper position to see or hear the explanations.
Even if the explanation is given, the effect is low, and it sometimes becomes a mere noise, which may cause discomfort to the viewer.

Therefore, there is a demand for a system in which the exhibitor can effectively appeal to the viewer to make the viewer interested and the explanation is given so as not to give discomfort to the uninterested person.

Therefore, in view of the above problems, it is an object of the present invention to provide an explanation system capable of constantly detecting a person and effectively and effectively providing explanations.

[0007]

[Means for Solving the Problems] In order to solve the above problems,
The present invention includes a thermal image detection device including a pyroelectric thermal detection element or a pyroelectric thermal detection element group, and a control unit that controls the start and stop of the video / audio means by a signal from the thermal image detection device. It is a thing.

Further, a thermal image detecting device comprising a pyroelectric type heat detecting element or a pyroelectric type heat detecting element group, and a person determining means for determining whether or not a person is a thermal image obtained by the thermal image detecting apparatus. And a control unit for controlling the start and stop of the video / audio means by the person judging means.

Further, a plurality of thermal image detecting devices each composed of a pyroelectric type heat detecting element or a pyroelectric type heat detecting element group, and information of each thermal image obtained by this thermal image detecting device are collected by a person. It is provided with a person judging means for judging whether there is any and a control section for controlling the start and stop of the video / audio means relating to a plurality of exhibits by the person judging means.

Further, a thermal image detecting device comprising a pyroelectric thermal detecting element or a pyroelectric thermal detecting element group and detecting thermal images of a plurality of exhibits, and a thermal image obtained by the thermal image detecting device. A person determination unit that determines whether a person is an image and a control unit that controls start and stop of the image / sound units related to a plurality of exhibits by the person determination unit are provided.

Further, it is provided with a control unit for judging the person and controlling the start / stop of the video / audio means by the person judging means for judging the start / stop of the explanation of the exhibit from the position of the person. is there.

Further, a control for judging the person and controlling the start and stop of the video / audio means by the person judging means for judging the start and stop of the explanation of the exhibit etc. from the position of the person and the change of the person's position. It has a section.

Further, the position of the directional speaker is controlled by the human head position determining means.

[0014]

With the above structure, a thermal image detecting device comprising a pyroelectric thermal detecting element or a pyroelectric thermal detecting element group, and a control for controlling start / stop of the video / audio means by a signal from the thermal image detecting device. Due to the provision of parts, the description of the exhibit can be started only when a person needs to be present in front of the exhibit.

Further, by controlling the start and stop of the video / audio means by the person judging means for judging whether the person is a person or not by the obtained thermal image, the temperature rising region due to sunlight or lighting other than the person is The shape and size of the area will not be mistaken for a person.

Further, by determining the person and controlling the start / stop of the video / audio means by the person determining means for determining the start / stop of the explanation of the exhibit from the person's position, the position of the person can be determined. Only when you are in the proper position to receive an explanation for the exhibit, you can give the explanation of the exhibit.

Further, one or a plurality of thermal image detecting devices each composed of a pyroelectric type heat detecting element or a pyroelectric type heat detecting element group, and information of each thermal image obtained by this thermal image detecting apparatus are collected respectively. A series of exhibitions or large exhibitions is provided by including a person determining unit that determines whether a person is a person and a control unit that controls start and stop of video / audio means for a plurality of exhibits by the person determining unit. It is possible to collectively control the description of the object and the like.

Further, a thermal image detecting device comprising a pyroelectric heat detecting element or a pyroelectric heat detecting element group and detecting thermal images of a plurality of exhibits, and a heat image obtained by the thermal image detecting device. By providing a person determining unit that determines whether a person is an image based on an image and a control unit that controls the start and stop of the video / audio means related to the plurality of exhibits by the person determining unit, a plurality of exhibits or It is possible to detect people over a wide range such as exhibits, and to start explaining only the necessary parts based on the information.

In addition, the start / stop of the video / audio means is controlled by the person judging means for judging the person and judging the start / stop of the explanation of the exhibit or the like from the position of the person and the change of the person's position. As a result, the operation such as the description will not be performed even if it happens to cross the visual field of the thermal image detection device.

Further, since the position of the directional speaker is controlled by the human head position determining means, it is possible to direct the directional speaker in that direction so that only a person who needs the explanation can hear it well.

[0021]

【Example】

(First Embodiment) A first embodiment of the present invention will be described below with reference to the drawings.

In FIG. 1, reference numeral 1 denotes a thermal image detecting device composed of a pyroelectric type thin film element group, which obtains a two-dimensional thermal image by integrally scanning the one-dimensionally arranged pyroelectric type thin film elements. is there. By forming the pyroelectric material into a thin film in this manner, high sensitivity and high responsiveness can be obtained, which is suitable for a two-dimensional thermal image detection device. Reference numeral 2 is a control unit that controls the operations of the tape recorder 3 and the speaker 4 in response to a signal from the thermal image detection device 1. 5 is an exhibit.

Next, the operation of the above configuration will be described. The thermal image detection device 1 measures the temperature distribution in a certain area in front of the exhibit 5. Now, when a person who is a viewer appears in front of the exhibit 5, that is, in the visual field of the thermal image detecting device 1, the temperature of the floor or the like detected by the thermal image detecting device 1 is different from the temperature of the person. , Changes occur in the thermal image. Then, based on this signal, the control unit 2 starts the operation of the tape recorder 3 to play the explanation voice from the speaker 4 or start the explanation of the exhibit 5.

After that, even when a person leaves the exhibit 5, the thermal image of the thermal image detecting device 1 is changed in the same manner as described above, so that the control unit 2 receives a signal from the thermal image detecting device 1. The operation of the tape recorder 3 is stopped, and the explanation of the exhibit 5 is completed.

With the above arrangement, the explanation of the exhibit can be automatically started only when a person needs to be present in front of the exhibit.

(Embodiment 2) Next, a second embodiment of the present invention will be described with reference to the drawings.

The same parts as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted. In FIG.
Reference numeral 6 denotes a person determination unit that determines a person based on the thermal image obtained from the thermal image detection device 1 and determines whether to start or stop the explanation of an exhibit or the like based on the position of the person. FIG. 3 shows this flowchart. Further, 7a and 7b are viewers near the exhibit, respectively, and 8 is a viewing angle of the thermal image detecting device 1.

Next, the operation of the above configuration will be described. Now, when persons who are the viewers 7a and 7b appear in front of the exhibit 5, that is, in the visual field of the thermal image detecting device 1, the thermal image detecting device 1 causes a change in the thermal image due to infrared rays emitted from the person, Information is sent to the judging means 6. This information is shown in Figure 4.
In the thermal image shown in FIG. 6, a temperature region different from the surroundings is highlighted by a suitable process like pixel regions 9a and 9b. Then, as shown in FIG. 3, it is determined from the size and shape of this region whether or not this is a person. Then, when it is determined that the person is a person, a signal is sent to the control unit 2, the operations of the tape recorder 3 and the speaker 4 are started, and the explanation of the exhibit 5 is started.

Furthermore, when a person leaves the exhibit 5 after the explanation of the exhibit 5 is started, it is not determined that the person is a person. Therefore, a signal to that effect is sent to the control unit 2, and at that time point. Then, the operations of the tape recorder 3 and the speaker 4 are stopped, and the explanation of the exhibit 5 is finished.

With the above structure, in addition to the effect of the above-described embodiment, the person determining means is provided, so that the temperature rising area due to sunlight or illumination other than the person is erroneously recognized as a person due to the shape and size of this area. Therefore, it is possible to prevent an erroneous operation such as the start of the explanation.

(Embodiment 3) A third embodiment of the present invention will be described below with reference to the drawings.

The same parts as those in the above-mentioned embodiments are designated by the same reference numerals and the description thereof will be omitted.

In the third embodiment of the present invention, the person determining means 6 in the second embodiment is provided with the determination of the position of the person. This flowchart is shown in FIG.

In the above-mentioned structure, first, it is judged from the thermal image shown in FIG. 4 whether or not this is a person based on the size and shape of this region. When it is determined that the person is a person, whether or not the person is interested in the exhibit 5 is determined based on whether or not the position of the person is in a predetermined area from the pixels on the thermal image of the area, and the control unit 2 is notified. A signal is sent to start the operation of the tape recorder 3 and the speaker 4, and the explanation of the exhibit 5 is started. Therefore, when the whole body is not reflected in the thermal image as in 9b of FIG. 4 (corresponding to 7b in FIG. 2), it is determined that the explanation is not necessary, and in this case, the explanation is stopped. Leave it as it is.

Furthermore, when a person leaves the exhibit 5 after the explanation of the exhibit 5 is started, it is determined that the person is not a person or the position of the person is outside the predetermined area, and that is the case. Is sent to the control unit 2, whereby the operation of the tape recorder 3 and the speaker 4 is stopped at that time, and the explanation of the exhibit 5 and the like are completed.

With the above structure, in addition to the effect of the above-described embodiment, it is more efficient to give the explanation of the exhibit or the like only when the position of the person is appropriate for receiving the explanation for the exhibit. Can be activated.

In the present embodiment, the person determining means determines the position of the person. However, the present invention is not limited to this, and as shown in FIG. Alternatively, it may be possible to determine whether or not the user is interested and send a signal to the control unit. In this case, it is determined that a person is a human from the thermal images captured continuously or intermittently at sufficiently short time intervals. By checking the movement of the area, and if the movement does not stop in front of the exhibit, it is judged that no explanation is necessary,
It is possible to exclude a case where the image is accidentally crossed within the visual field of the thermal image detection device.

(Embodiment 4) Next, a third embodiment of the present invention will be described with reference to the drawings.

The same components as those in the above-mentioned respective embodiments are designated by the same reference numerals and the description thereof will be omitted.

In FIG. 7, 10 is a directional speaker,
Reference numeral 11 is a directional speaker direction control unit, 12 is a person determination means for determining a person, a person's position and a change thereof based on a thermal image obtained from the thermal image detecting apparatus 1, and 13 is a person's head. It is a person's head position specifying means for specifying. Also,
This flowchart is shown in FIG.

Next, the operation of the above configuration will be described. Now, when a person who is a viewer appears in front of the exhibit 5, that is, in the visual field of the thermal image detecting device 1, the thermal image detecting device 1 causes a change in the thermal image due to infrared rays emitted from the person, and the person determining means 12 Send information to. This information is the thermal image shown in FIG. 4, and by appropriate processing, a temperature region different from the surrounding appears as a pixel region indicated by 9. Also, 13 is 9
This is the pixel corresponding to the head of the area. As shown in FIG. 8, the person determining means 12 determines that the uppermost portion in the area 9 on the thermal image of FIG. 4 corresponds to the head, and based on this information, the directional speaker 10 is used. Is controlled by the directional speaker direction control unit 11 to face the head. This makes it easier for a person who needs to explain the exhibit 5 to hear the explanation voice.

(Fifth Embodiment) A fifth embodiment of the present invention will be described below with reference to the drawings.

The same parts as those in the above embodiment are designated by the same reference numerals and the description thereof will be omitted.

In FIG. 9, 14, 15 and 16 are respectively
Thermal image detectors for separate exhibits 17, 18, 19 and 20, 21, 22 for each tape recorder, 2
3, 24 and 25 are speakers.

In the above structure, the thermal image detecting device 1
4, 15 and 16 obtain thermal images in front of the exhibits 17, 18 and 19, respectively, and those thermal images are sent to the person judging means 12, and the person judging means 12 causes the control section 2 to display the necessary parts. It is possible to explain things and the like.

Further, as in the case of the present embodiment, the number of exhibits is not limited to a plurality, but one large one is similarly determined using a plurality of thermal image detecting devices, and the person is determined according to the position of the person. It is also possible to start the explanation, etc. with the help of a speaker in a necessary place and give the explanation etc.

(Embodiment 6) A sixth embodiment of the present invention will be described below with reference to the drawings.

The same components as those in the above-mentioned respective embodiments are designated by the same reference numerals, and the description thereof will be omitted.

The sixth embodiment of the present invention comprises a plurality of exhibits 1
One thermal image detecting device 1 monitors the front of 7, 18, and 19 to obtain the thermal image. The thermal image at this time is shown in FIG. From the obtained thermal image, the person judging means 12 judges that the viewer 26 is in front of the exhibit 19 and another viewer 27 is in front of the exhibit 17, and the control unit 2 determines that the viewer 26 is in front of this information. Exhibits that need explanation 17, 19
Can be started.

[0050]

As is apparent from the above, according to the present invention, a thermal image detecting device comprising a pyroelectric type heat detecting element or a pyroelectric type heat detecting element group, and an image by a signal from this thermal image detecting apparatus. -Because it has a control unit that controls the start and stop of the audio means, it can automatically and effectively start the explanation of the exhibit only when a person is present in front of the exhibit. is there.

Further, by controlling the start and stop of the video / audio means by the person judging means for judging whether the person is a person or not by the obtained thermal image, the temperature rising area due to the sunshine or lighting other than the person is The shape and size of the region will not be erroneously recognized as a person, and erroneous operations such as the start of explanation due to this will be prevented.

Further, by determining the person and controlling the start / stop of the video / audio means by the person determining means for determining the start / stop of the explanation of the exhibit from the person's position, the position of the person can be determined. Only when the user is in the proper position to receive the explanation for the exhibit, the explanation and the like of the exhibit are played, so that it can be operated more efficiently.

Further, a plurality of thermal image detecting devices each composed of a pyroelectric heat detecting element or a pyroelectric heat detecting element group, and information of each thermal image obtained by this thermal image detecting device are collected by a person. By providing a person judging means for judging whether there is one and a control section for controlling the start and stop of the video / audio means relating to a plurality of exhibits by this person judging means, a series of exhibits or large exhibits The explanation and the like can be collectively controlled, and the explanation and the like can be effectively and efficiently performed.

Further, a thermal image detecting device comprising a pyroelectric heat detecting element or a pyroelectric heat detecting element group, for detecting thermal images of a plurality of exhibits, and a heat image obtained by this thermal image detecting device. By providing a person determining unit that determines whether a person is an image based on an image and a control unit that controls the start and stop of the video / audio means related to the plurality of exhibits by the person determining unit, a plurality of exhibits or It is possible to detect people in a wide range such as exhibits, and to start explanations etc. only where necessary based on that information, so that explanations can be performed effectively and efficiently, and the system is simplified. Is something that can be done.

In addition, the start and stop of the video / audio means is controlled by the person determining means which determines the person and determines the start and stop of the explanation of the exhibit or the like based on the position of the person and the change of the person's position. Thus, it is possible to eliminate a malfunction that happens when the thermal image detection device happens to cross the visual field.

Further, since the position of the directional speaker is controlled by the person's head position determining means, it is effective to direct the directional speaker in that direction so that only the person who needs the explanation can hear well. At the same time, it is possible to prevent other people from making noise and causing discomfort.

[Brief description of drawings]

FIG. 1 is a diagram showing an automatic explanation system according to a first embodiment of the present invention.

FIG. 2 is a diagram showing an automatic explanation system according to second and third embodiments of the present invention.

FIG. 3 is a flow chart of person determining means according to the second embodiment of the present invention.

FIG. 4 is a diagram showing a thermal image state of a person obtained by a thermal image detection device in the present invention.

FIG. 5 is a flowchart of the person determining means according to the third embodiment of the present invention.

FIG. 6 is a flowchart of the person determining means according to the third embodiment of the present invention.

FIG. 7 is a diagram showing an automatic explanation system according to a fourth embodiment of the present invention.

FIG. 8 is a flowchart of a person determining means according to a fourth embodiment of the present invention.

FIG. 9 is a diagram showing an automatic explanation system according to a fifth embodiment of the present invention.

FIG. 10 is a diagram showing an automatic explanation system according to a sixth embodiment of the present invention.

FIG. 11 is a diagram showing a thermal image state of a person obtained by the thermal image detecting device in the sixth embodiment of the present invention.

[Explanation of symbols]

1, 14, 15, 16 Thermal image detection device 2 Control unit 3, 20, 21, 22 Tape recorder 4, 23, 24, 25 Speaker 6, 12 Human determination means 9a, 9b Pixels on thermal image determined to be human Area 10 Directional speaker 11 Directional speaker Direction control unit 13 Human head position specifying means

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Toshihisa Kuroda 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.

Claims (7)

[Claims] 1. A thermal image detection device comprising a pyroelectric thermal detection element or a pyroelectric thermal detection element group, and a control unit for controlling start and stop of video / audio means by a signal from the thermal image detection device. An automatic explanation system provided. 2. A thermal image detection device comprising a pyroelectric thermal detection element or a pyroelectric thermal detection element group, and a person determination means for determining whether a person is a thermal image obtained by the thermal image detection device. And an automatic explanation system comprising a control section for controlling the start and stop of the video / audio means by the person judging means. 3. A plurality of thermal image detection devices each comprising a pyroelectric thermal detection element or a pyroelectric thermal detection element group, and information of each thermal image obtained by this thermal image detection device is collected by each person. An automatic explanation system comprising a person judging means for judging whether there is any and a control section for controlling start and stop of video / audio means relating to a plurality of exhibits by the person judging means. 4. A thermal image detection device comprising a pyroelectric thermal detection element or a pyroelectric thermal detection element group, for detecting thermal images of a plurality of exhibits, and a thermal image obtained by this thermal image detection device. An automatic explanation system comprising a person judging means for judging whether a person is an image or not, and a control section for controlling start / stop of video / audio means relating to a plurality of exhibits by the person judging means. 5. A control unit for judging the person and controlling the start and stop of the video / audio means by the person judging means for judging the start and stop of the explanation of the exhibit from the position of the person. Item 5. The automatic explanation system according to any one of items 2 to 4. 6. A control for judging the person and controlling the start / stop of the video / audio means by the person judging means for judging the start / stop of the explanation of the exhibit or the like from the position of the person and the change of the person's position. The automatic explanation system according to any one of claims 2 to 4, comprising a section. 7. The automatic explanation system according to claim 1, wherein the human head position determination means controls the position of the directional speaker.