JP4759924B2 - Information equipment unit and imaging data transmission method - Google Patents

Description

  The present invention relates to a technique for a second user, such as a guardian, to confirm a location or situation where a first user, such as a child, is currently present.

2. Description of the Related Art Conventionally, a portable camera that is carried by a first user and a monitor device that is installed at a location distant from the first user, and a monitor device for a location away from an image captured by the portable camera. There is known a bidirectional information transmission system in which a second user confirms a situation around the first user with a monitor device (for example, see Patent Document 1).
Japanese Patent No. 3032369

  However, in the above-described conventional technology, when the first user carrying the portable camera fails to take a picture with the portable camera, the second user can check the situation around the first user. There is a problem of disappearing.

The present invention has been made in view of the above-described circumstances, and an information equipment unit that allows a second user to check the surroundings of the first user regardless of the device operation of the first user, and photographing. An object is to provide a data transmission method.

In order to achieve the above object, the present invention provides a wrist-type portable device having a photographing unit and a first wireless communication unit that transmits photographing data output from the photographing unit by short-range wireless communication, A display device comprising: second wireless communication means for receiving shooting data transmitted from a portable device by short-range wireless communication; and display means for displaying an image based on the shooting data received by the second wireless communication means The portable device and the display device directly transmit and receive data by short-range wireless communication that communicate with each other in a communication area of several tens of meters, and the display device is configured to be portable And when the operator and the operator are operated, the second wireless communication unit is controlled to send a transmission request for photographing data to the portable device. Display-side control means for transmitting by short-range wireless communication, and the portable device includes a danger detection means for detecting that danger has occurred to a user carrying the portable device, Until the first wireless communication means receives a transmission request transmitted by the short-range wireless communication from the display device, or the danger detection means causes a danger to the user. When the first wireless communication means receives the transmission request from the display device, or the danger detection means causes a danger to the user If but it detected, toward the imaging data by the imaging means and controls the first wireless communication means as well as notifying is being captured by the notification unit on the display device Characterized in that it and a portable side control means for transmitting by the short-range wireless communication.
According to this information device unit, if the first user of the portable device does not operate the portable device and the second user operates the display device, the display device of the display device takes a picture with the portable device. Since the displayed video is displayed, the second user can easily and quickly confirm where the first user is now and in what state based on the video.

When performing shooting operation, since it is being captured is notified to ambient, for example, a suspicious person or the like is hardly approach the user, it is possible to prevent crime. In addition, for example, even if the user performs a surrounding photographing action with the portable device, the surrounding person can be aware of the photographing action, thereby preventing the malicious photographing action. Become. Note that the notification of the photographing operation may be performed by display or sound.

Here, the danger detecting means includes sound collecting means for collecting ambient sounds and outputting sound data, and is based on whether the sound data includes a predetermined sound pattern or not. A configuration for detecting the occurrence of this is preferable. In addition, the danger detection means may include body movement detection means for detecting the user's body movement, and may detect that a danger has occurred to the user based on the body movement detected by the body movement detection means. preferable.
According to such a configuration , even if there is no transmission request from the display device, the photographing operation is started and the photographing data is transmitted to the display device. Therefore, the danger of the user of the portable device is quickly notified to the user of the display device. it can be.

Here, in the information device unit, the display device further includes an authentication unit that authenticates the user, and the display-side control unit determines that the user is a valid user by the authentication unit. Only when the operation element is operated, it is desirable that the second wireless communication unit be controlled to transmit a photographing data transmission request to the portable device. According to this desirable configuration, since the personal authentication is performed when operating the display device, only a legitimate user can operate the display device and prevent the display device from being operated by an unauthorized person. be able to.

In order to achieve the above object, the present invention provides a wrist-type portable device having first wireless communication means for transmitting photographing data output from the photographing means by short-range wireless communication, and the portable type An information equipment unit comprising: a second wireless communication unit that receives shooting data transmitted from a device; and a display device that includes a display unit that displays an image based on the shooting data received by the second wireless communication unit. In the photographing data transmission method of the photographing data, the portable device and the display device are configured to directly send and receive data by short-range wireless communication communicating with each other in a communication area of several tens of meters, and the display device The portable device is configured to be portable and includes an authentication means for authenticating the user, and the portable device is dangerous for the user who carries the portable device. A danger detecting means for detecting that, and an informing means for informing the surroundings that shooting is in progress, and the display device, when an operator operated by a user is operated, Only when it is determined by the authentication means that the user is a legitimate user, the second wireless communication means is controlled, and a transmission request for photographing data is transmitted to the portable device by the short-range wireless communication. In the portable device, the first wireless communication unit receives a transmission request transmitted from the display device through the short-range wireless communication, or the danger detection unit causes a risk to the user. When the first wireless communication means receives the transmission request from the display device or until the danger detection means If it has been compromised to The is detected, toward the imaging data by the imaging means and controls the first wireless communication means as well as notifying is being captured by the notification unit on the display device Transmission is performed by the short-range wireless communication.

  According to the present invention, it becomes possible for the second user to check the situation around the first user regardless of the device operation of the first user.

  Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the information device unit 1 according to the present embodiment includes at least one list device 10 and a display device 20. As shown in FIG. 12, the wrist device 10 is worn around a wrist of a child or the like (first user), and the display device 20 has the above-mentioned child protection as shown in FIG. (Second user) is used to confirm the current situation of the child. Hereinafter, the list device 10 and the display device 20 will be described in detail.

<First Embodiment>
FIG. 2 is a block diagram illustrating a functional configuration of the wrist device 10 according to the first embodiment of the present invention, and FIG. 3 is a block diagram illustrating a functional configuration of the display device 20. As shown in FIG. 2, the wrist device 10 includes a control unit 101, a camera 102, an image processing unit 103, a display unit 104, a wireless processing unit 105, and an operation unit 106 having a plurality of operation switches 107. I have. The control unit 101 functions as a control unit for controlling each unit of the wrist device 10, and includes a CPU for executing various arithmetic processes and control processes, a ROM for storing control programs, and a work area for the CPU. RAM functioning as

  The camera 102 functions as a photographing means for photographing a surrounding situation, and includes an imaging device such as a CCD (Charge-Coupled Device) camera. The image processing unit 103 converts a shooting signal from the camera 102 into shooting data and outputs it to the control unit 101. The display unit 104 displays various types of information under the control of the control unit 101 and includes, for example, a liquid crystal display. As shown in FIG. 1, the display unit 104 is a display for notifying the surrounding people of the shooting operation by the wrist device 10 such as “under shooting” while the camera 102 is shooting. Is made. The wireless processing unit 105 performs two-way wireless communication with the display device 20 under the control of the control unit 101. The wireless processing unit 105 transmits image data to the display device 20 or receives data from the display device 20. Receives control commands. As this control command, for example, there is a command for giving an instruction to start photographing and an instruction to transmit photographing data to the list device 10.

  The display device 20 is configured as an easily portable (portable) display terminal (see FIG. 13). As shown in FIG. 3, a control unit 201, a wireless processing unit 202, an image processing unit 206, and a liquid crystal display are provided. A display unit 203, an operation unit 204, and a memory 207 are provided. The control unit 201 functions as a control unit that controls each unit of the display device 20, and includes a CPU for executing various arithmetic processes and control processes, a ROM for storing control programs, and a work area for the CPU. RAM functioning as The wireless processing unit 202 performs two-way wireless communication with the list device 10 under the control of the control unit 201, and receives radiographic data from the list device 10 or controls the list device 10. Send command.

  Here, the display device 20 is configured to be able to wirelessly communicate with the plurality of wrist devices 10. Specifically, when the display device 20 performs wireless communication with any of the list devices 10, the list device 10 serving as a communication partner serves as a communication partner in order to reliably receive communication data addressed to itself. The information is transmitted including identification information of the list device 10 (hereinafter referred to as “specific ID”). As wireless communication between the wrist device 10 and the display device 20, a wireless LAN, Bluetooth (registered trademark), or the like as short-range communication can be used. In other words, as a usage mode of the information unit, a case is assumed in which a guardian causes the child to wear the wrist device 10 and confirms a situation around the child playing in the garden, a separate room, or the like and a current location through the display device 20. For this, wireless communication with a communication area of several tens of meters may be used.

  The image processing unit 206 receives photographing data transmitted from the wrist device 10 from the control unit 201 and displays it on the liquid crystal display unit 203. The liquid crystal display unit 203 includes, for example, an LCD (Liquid Crystal Display). Of course, the liquid crystal display unit 203 may be configured by an organic EL (Electroluminescence) display or the like. The operation unit 204 includes a plurality of operation switches (SW) 205 such as a power switch, a start switch for instructing video display on the liquid crystal display unit 203, and a stop switch for instructing the end of the video display. The memory 207 is, for example, a flash ROM that stores shooting data and various data such as the specific ID.

  Next, the operation of this embodiment will be described. In the present embodiment, the display device 20 is instructed to perform a shooting operation by the wrist device 10. This allows parents to display where the child is or where the child is, such as when the child is not seen in the surroundings or when the child's voice cannot be heard. When the operation unit 204 of the device 20 is operated, an image captured by the wrist device 10 worn by the child is displayed on the display device 20. Hereinafter, this operation will be described in detail with reference to FIGS.

FIG. 4 is a flowchart showing the operation of the display device 20, and FIG. 5 is a flowchart showing the operation of the wrist device 10. At least when the wrist device 10 is mounted, the power of the wrist device 10 is turned on in advance and the operation switch (SW) 107 is operated to wait for communication data from the display device 20. To do.
As illustrated in FIG. 4, when the operation unit 204 is operated and the video display from the list device 10 is instructed, the control unit 201 of the display device 20 controls the wireless processing unit 202 to transmit as a control command. The request command and the specific ID that designates the list device 10 that should receive the transmission request command are transmitted (step S101). This transmission request command is a command for instructing the wrist device 10 to start imaging and transmit imaging data.

  As shown in FIG. 5, when the transmission request command is received (step S201: YES), the control unit 101 of the wrist device 10 executes a process for transmitting shooting data to the display device 20 (step S201). S202). Specifically, the control unit 101 controls the wireless processing unit 105 to cause the display device 20 to transmit a transmission command for informing the start of transmission of imaging data, and to display on the display unit 104 a notification of the imaging operation ( For example, “shooting”) is performed. In addition, the control unit 101 turns on the power of the camera 102 to cause the camera 102 to perform imaging, and controls the wireless processing unit 105 to sequentially transmit imaging data from the camera 102 to the display device 20. Further, as shown in FIG. 4, when the transmission command is received from the list device 10 (step S102: YES), the display device 20 receives the photographing data sequentially transmitted from the list device 10 and displays the liquid crystal display. The information is displayed on the unit 203 (step S103). Then, the display device 20 sequentially displays images on the liquid crystal display unit 203 until a display end instruction is input by operating the operation unit 204 or the power of the display device 20 is turned off. . When the display device 20 ends the video display, the display device 20 transmits a shooting data transmission end instruction to the list device 10 as a control command, and stops shooting in the list device 10.

Thus, according to the present embodiment, if the child (first user) wearing the wrist device 10 does not operate the wrist device 10, the guardian (second user) operates the display device 20. Since the video shot by the wrist device 10 is displayed on the liquid crystal display unit 203 of the display device 20, the guardian can determine where the child wearing the wrist device 10 is currently based on the video, , You can easily and quickly confirm the situation.
In addition, according to the present embodiment, when the wrist device 10 performs a shooting operation, the display unit 104 is configured to display a display informing the surrounding that shooting is being performed. It becomes difficult to approach and crimes such as kidnapping can be prevented. In addition, for example, even if the user performs a surrounding photographing action with the list device 10, the surrounding person can notice the photographing action, thereby preventing the malicious photographing action. Become. In addition, it is good also as a structure which alert | reports not only the structure which alert | reports imaging | photography operation | movement by a display but with a sound.
Further, according to the present embodiment, since the wrist device 10 operates the camera 102 and the image processing unit 103 only when there is a request from the display device 20, it is possible to reduce power consumption.
Further, according to the present embodiment, the guardian can grasp the location where the child wearing the wrist device 10 is present from the video without using a positioning system such as GPS (Global Positioning System). Therefore, compared to a device using a conventional GPS or the like, the device cost can be reduced, and the power consumption can be suppressed.

Second Embodiment
Next, a second embodiment of the present invention will be described.
In the present embodiment, when the guardian (second user) operates the display device 20 to instruct the wrist device 10 to shoot, authentication is required. Specifically, the memory 207 of the display device 20 shown in FIG. 3 stores authentication data for use in authentication. For this authentication, for example, password authentication, or an arbitrary one such as biometrics (biometric authentication) using a face, a voiceprint, an iris of a pupil, or a fingerprint can be used. In the first embodiment, the wrist device 10 is configured to shoot only when instructed by the display device 20. However, in the present embodiment, the wrist device 10 is a predetermined device such as a child who is a wearer. Even when the operation is performed, the photographing is started and the sound data is transmitted to the display device 20 together with the photographing data. Hereinafter, the list device 10 and the display device 20 having such a configuration will be described in detail. In the present embodiment, a case where authentication by fingerprint is used as the authentication is illustrated.

  FIG. 6 is a block diagram illustrating a functional configuration of the wrist device 10 according to the present embodiment, and FIG. 7 is a block diagram illustrating a functional configuration of the display device 20. As shown in FIG. 6, in addition to the configuration described in the first embodiment, the wrist device 10 includes a fingerprint sensor 108 provided in the operation unit 107, a personal authentication processing unit 109, an acceleration sensor 110, and a signal. A processing unit 111, a microphone 112, and an audio processing unit 113 are further provided. The fingerprint sensor 108 detects the user's fingerprint and outputs it to the personal authentication processing unit 109. The personal authentication processing unit 109 stores in advance fingerprint data of a user who is permitted to use the list device 10, performs personal authentication by comparing the fingerprint data and the detection result of the fingerprint sensor 108, and the authentication The result is output to the control unit 101.

  The acceleration sensor 110 detects the acceleration accompanying the movement of the wearer (children or the like) of the wrist device 10 and outputs a detection signal to the signal processing unit 111. The signal processing unit 111 processes the detection signal of the acceleration sensor 110 into a digital signal and outputs the digital signal to the control unit 101. The microphone 112 collects the voice of the wearer of the wrist device 10 and surrounding sounds and outputs the collected voice signal to the voice processing unit 113 as a voice signal. The voice processing unit 113 processes the voice signal into a digital signal. To the control unit 101. In the present embodiment, the acceleration sensor 110 and the signal processing unit 111 detect a rapid change in acceleration when the wearer falls, and the sound processing unit 113 detects a specific cry of the wearer, for example. Detect voice phrases.

  As shown in FIG. 7, in addition to the configuration described in the first embodiment, the display device 20 includes a fingerprint sensor 208 provided in the operation unit 204, a personal authentication processing unit 209, a microphone 210, voice processing, and the like. A unit 211, a speaker 212, and an audio output unit 213 are further provided. Among these, the audio output unit 213 converts a digital audio signal from the control unit 201 into an analog signal and outputs the analog signal to the speaker 212 that is a sound emitting unit. Further, the other fingerprint sensor 208, personal authentication processing unit 209, microphone 210, and voice processing unit 211 are substantially the same as those provided in the wrist device 10, and thus description thereof is omitted.

  Here, in the present embodiment, the memory 207 of the display device 20 stores in advance a personal ID as identification information of a user who can use (operate) the display device 20. In the present embodiment, when the display device 20 transmits a transmission request for photographing data and audio data to a plurality of list devices 10, the display device 20 is currently operated among the list devices 10. Only the wrist device 10 worn by the person corresponding to the user who is transmitting the image data and audio data to the display device 20. Specifically, the personal ID is stored in advance in the control unit 101 of each list device 10 in order to specify the communication that the list device 10 should receive, and the display device 20 communicates with the list device 10. When transmitting data, it is transmitted including the personal ID of the user who is the current operator, and each list device 10 on the receiving side receives only communication data including the personal ID managed by the own device. It is said.

Next, as an operation description of the present embodiment, an operation when the display device 20 requests the wrist device 10 to transmit shooting data and audio data will be described.
FIG. 8 is a flowchart showing the operation of the display device 20. As shown in this figure, when the user operates the display device 20, fingerprint authentication is first performed (step S301). Specifically, the personal authentication processing unit 209 of the display device 20 performs authentication based on the detection result of the fingerprint sensor 208, and when the current user is not a valid user registered in advance as a result of the authentication (step S301). : Unauthorized user), the control unit 201 invalidates the operation (step S302) and ends the process. On the other hand, if the current user is a valid user (step S301: valid user), the control unit 201 specifies a personal ID corresponding to the user and controls the wireless processing unit 202 to The personal ID and the photographing data transmission request command are transmitted to the wrist device 10 (step S303).

  On the other hand, as shown in FIG. 9, the control unit 101 of the list device 10 waits for a personal ID and a transmission request command managed by itself, and when receiving the personal ID and the transmission request command (step S401: YES), processing for transmitting the photographing data and audio data to the display device 20 is executed (step S402). That is, the control unit 101 controls the wireless processing unit 105 to transmit a transmission command for informing the start of transmission of imaging data and to display that the imaging is being performed on the display unit 104. In addition, the control unit 101 turns on the power of the camera 102 and the microphone 112 to cause the camera 102 to perform shooting and collect sound with the microphone 112, and controls the wireless processing unit 105 to obtain the shooting data and audio data. The data is sequentially transmitted toward the display device 20.

  As shown in FIG. 8, when the display device 20 receives the transmission command from the list device 10 (step S304: YES), the display device 20 sequentially receives shooting data and audio data transmitted from the list device 10, and displays the liquid crystal. A sound is output from the speaker 212 while being displayed on the display unit 203 (step S305). Then, the display device 20 performs video display and audio output until a display end instruction is input by operating the operation unit 204 or the power of the display device 20 is turned off.

Next, when the wrist device 10 performs a predetermined operation or whether the wearer emits a predetermined sound regardless of a request from the display device 20, the display device The operation at the time of transmitting the photographing data and the sound data to 20 will be described in detail.
FIG. 10 is a flowchart showing the operation of the wrist device 10. As shown in this figure, when the power is turned on and the start switch (SW) is turned on, the control unit 101 of the wrist device 10 turns on the power of the voice processing unit 113 and the acceleration sensor 110 (step S501). Next, in the subsequent steps S502 and S503, the control unit 101 determines whether a specific sound pattern is detected by the sound processing unit 113 or a specific operation of the wearer is detected. Here, as described above, the specific sound pattern is, for example, a wearer's cry, and the specific operation is, for example, the wearer's falling. That is, both the specific sound pattern and the specific action indicate that some danger has occurred to the wearer. For example, as illustrated in FIG. 13, when a child wearing the wrist device 10 falls down and crys, the voice processing unit 113 detects this cry.

  On the condition that the specific sound pattern 502 is detected in step S502 or the specific operation is detected in step S503, the control unit 101 advances the processing procedure to step S504 and is stored in advance in the control unit 101. The transmission request command is transmitted to the display device 20 together with the personal ID. This transmission request command is transmitted to the display device 20 in order to request transmission permission of shooting data and audio data. The personal ID is transmitted in order to identify the display device 20 that should receive the transmission request command when there are a plurality of display devices 20 or the like.

  As shown in FIG. 11, when receiving a transmission request command from the list device 10 (step S601: YES), the display device 20 transmits a transmission OK command indicating permission of transmission together with the personal ID (step S601). S602). Note that the reason why the personal ID is transmitted in step S602 is to specify the list device 10 that should receive the current transmission data, as in step S303.

On the other hand, as shown in FIG. 10, the list device 10 continues to transmit the transmission request command and the personal ID until it receives the transmission OK command from the display device 20, and when receiving the transmission OK command (step S505). ) In the same manner as in step S305 described above, the shooting data and audio data are transmitted to the display device 20 (step S506).
Then, as shown in FIG. 11, the display device 20 sequentially receives the shooting data and the audio data transmitted from the wrist device 10, displays them on the liquid crystal display unit 203, and outputs the audio from the speaker 212 (step S506). . As a result, as shown in FIG. 13, an image of a child who falls and crying is displayed on the liquid crystal display unit 203, and the cry is output from the speaker 212, so that the guardian can quickly detect the danger of the child. It becomes possible to do.

As described above, according to the present embodiment, in addition to the effects described in the first embodiment, the following effects are further obtained.
That is, since the personal authentication is performed when the display device 20 is operated, only a legitimate user can operate the display device 20 to prevent an unauthorized person from operating the display device 20. it can. Furthermore, even if it is a legitimate user, it is not possible to perform shooting operation for all of the several list devices 10, but only the list device 10 in which the personal ID is registered is configured to perform the shooting operation. It is possible to prevent others from stealing the situation of others.
Further, according to the present embodiment, the wrist device 10 detects the specific voice phrase or the specific operation of the wearer, and starts the shooting operation and displays the shooting data and the voice data even if there is no request from the display device 20. Since it is configured to transmit to the device 20, it is possible to promptly notify the operator of the display device 20 of the danger of the wearer, thereby preventing accidents and crimes.

In addition, in this embodiment, although demonstrated about the structure which detects a wearer's specific audio | voice as a specific audio | voice phrase, it is good also as a structure which detects the voice of not only this but the surrounding person. More specifically, when a third party who bullies a child (for example, a bully) is specified, the voice of the third party is transmitted to the microphone 112 of the wrist device 10 or the display device 210. It may be recorded in advance from the microphone 210 and registered as a specific voice phrase in the voice processing unit 113 of the wrist device 10.
In the present embodiment, as shown in FIG. 6, the wrist device 10 includes a fingerprint sensor 108 and a personal authentication processing unit 109, as in the display device 20, and can authenticate the wearer of the wrist device 10. It has a possible configuration. With this configuration, the wrist device 10 can be used only when a legitimate user wears the wrist device 10. Since the authentication operation of the wrist device 10 is the same as that of the display device 20, the description thereof is omitted.

The first and second embodiments described above show only one aspect of the present invention, and can be arbitrarily modified and applied within the scope of the present invention. For example, in addition to the configuration of each of the above-described embodiments, the wrist device 10 may include a timing circuit, and when a predetermined time comes, a shooting operation may be started and shooting data may be transmitted to the display device 20. .
Further, in addition to the configuration of each embodiment described above, the display device 20 includes a timing circuit, and when the predetermined time comes, the list device 10 is requested to transmit photographing data, and the list device 10 A configuration may be adopted in which an image is displayed on the liquid crystal display unit 203 based on the transmitted shooting data.

It is a figure which shows the structure of the information equipment unit which concerns on embodiment of this invention. It is a functional block diagram of the wrist device according to the first embodiment. It is a functional block diagram of the display apparatus which concerns on 1st Embodiment. It is a flowchart which shows operation | movement of a display apparatus. It is a flowchart which shows operation | movement of a wrist apparatus. It is a functional block diagram of the wrist device concerning a 2nd embodiment. It is a functional block diagram of the display apparatus which concerns on 2nd Embodiment. It is a flowchart which shows operation | movement of a display apparatus. It is a flowchart which shows operation | movement of a wrist apparatus. It is a flowchart which shows operation | movement of a wrist apparatus. It is a flowchart which shows operation | movement of a display apparatus. It is a figure showing one mode of use of a wrist device. It is a figure which shows the one aspect | mode of use of a display apparatus. It is a figure which shows the one aspect | mode of use of an information equipment unit.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Information apparatus unit, 10 ... List apparatus, 20 ... Display apparatus, 101 ... Control part (list apparatus side), 102 ... Camera (photographing means), 105 ... Wireless processing part (list apparatus side), 108 ... Fingerprint sensor ( (List device side), 110 ... acceleration sensor, 112 ... microphone, 113 ... audio processing unit, 201 ... control unit (display device side), 202 ... wireless processing unit (display device side), 203 ... liquid crystal display unit, 204 ... operation Reference numeral 208: Fingerprint sensor (display side), 209: Personal authentication processing unit.

Claims (5)

A wrist-type portable device having imaging means and first wireless communication means for transmitting imaging data output from the imaging means by short-range wireless communication;
A display having second wireless communication means for receiving photographing data transmitted from the portable device by short-range wireless communication, and display means for displaying an image based on the photographing data received by the second wireless communication means In an information equipment unit comprising a device,
The portable device and the display device directly transmit and receive data by short-range wireless communication that communicate with each other in a communication area of several tens of meters,
The display device is configured to be portable,
An operator,
A display-side control unit that controls the second wireless communication unit when the operation element is operated, and transmits a transmission request for photographing data to the portable device by the short-range wireless;
The portable device is:
A danger detection means for detecting that danger has occurred to a user carrying the portable device;
An informing means for informing the surroundings that shooting is in progress;
The photographing unit until the first wireless communication unit receives a transmission request transmitted from the display device by the short-range wireless communication or until the danger detection unit detects that a danger has occurred to the user. When the first wireless communication means receives the transmission request from the display device or when the danger detecting means detects that a danger has occurred to the user, the notification is made. A portable-side control means for notifying that the photographing is being performed by the means and controlling the first wireless communication means to transmit the photographing data by the photographing means to the display device by the short-range wireless communication. An information equipment unit characterized by that. The danger detection means includes
A sound collecting means for collecting ambient sounds and outputting sound data is provided.
The information device unit according to claim 1, wherein it is detected that the user is in danger based on whether or not a predetermined sound pattern is included in the sound data. The danger detection means includes
Body movement detecting means for detecting the user's body movement;
The information device unit according to claim 1, wherein the occurrence of danger to the user is detected based on the body movement detected by the body movement detection unit. The display device further includes authentication means for authenticating the user,
The display side control means includes
Only when it is determined by the authentication means that the user is a legitimate user, when the operation element is operated, the second wireless communication means is controlled to send a transmission request for photographing data to the portable type. The information device unit according to any one of claims 1 to 3, wherein the information device unit is transmitted toward the device. A wrist-type portable device having first wireless communication means for transmitting photographing data output from the photographing means by short-range wireless communication;
Information comprising: a second wireless communication unit that receives shooting data transmitted from the portable device; and a display device that includes a display unit that displays video based on the shooting data received by the second wireless communication unit. In the shooting data transmission method of the shooting data of the device unit,
The portable device and the display device are configured to directly send and receive data by short-range wireless communication communicating with each other in a communication area of several tens of meters,
The display device is configured to be portable and configured to include authentication means for authenticating a user,
The portable device is configured to include a danger detection unit that detects that a danger has occurred to a user who carries the portable device, and a notification unit that notifies the surroundings that shooting is in progress.
The display device controls the second wireless communication unit only when an operator operated by the user is operated, and only when the authentication unit determines that the user is a valid user. , Sending a transmission request of shooting data to the portable device by the short-range wireless,
The portable device is:
The photographing unit until the first wireless communication unit receives a transmission request transmitted from the display device by the short-range wireless communication or until the danger detection unit detects that a danger has occurred to the user. When the first wireless communication means receives the transmission request from the display device or when the danger detecting means detects that a danger has occurred to the user, the notification is made. Shooting data transmission characterized by notifying that shooting is being performed by means and controlling the first wireless communication means to transmit shooting data by the shooting means to the display device by the short-range wireless communication Method.

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