JP2008060948A - Communication system and imaging apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a communication system and an imaging apparatus by which transmission error of imaging data is suppressed. <P>SOLUTION: The imaging apparatus 100 which can be connected to a portable terminal 200 via a short range radio has a camera part 130 which picks up an image of a subject, in image pickup of the subject by the camera part 130, a destination information request for requesting transmission of destination information of the portable terminal 200 is transmitted toward the portable terminal 200 located within a fixed distance from the imaging apparatus 100 and image pickup data which are data of the subject picked up by the camera part 130 are transmitted to the portable terminal 200 which transmits the destination information according to the destination information request. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an imaging device that can be connected to another device via short-range wireless communication, and a communication system including the other device and the imaging device.

  2. Description of the Related Art Conventionally, an imaging device that has an imaging unit (hereinafter referred to as a camera) that captures a subject, such as a mobile terminal or a digital camera, and that can store data of the subject captured by the camera (hereinafter referred to as imaging data). Generally known widely.

  In addition, with the progress of short-range wireless communication represented by IrDA, Bluetooth, and the like, an imaging device having a short-range wireless communication function has also been proposed (for example, Patent Document 1).

Imaging data stored in such an imaging device can be transmitted to other devices via short-range wireless communication.
Japanese Patent Laid-Open No. 2002-305717 (FIG. 3 etc.)

  Here, in order to transmit the imaging data stored in the imaging device described above, the imaging device acquires the destination information of the other device that is the destination of the imaging data, and then changes the imaging data to the other device. Need to send.

  Therefore, there may be a case where the user promises to transmit the imaging data later without transmitting the imaging data immediately after the imaging data is acquired by imaging the subject. In such a case, there is a case where the user forgets the promise to transmit the imaging data later and the transmission of the imaging data is omitted. In particular, when taking a group photo or the like, in a case where a promise is made to transmit imaging data to a large number of people, transmission of imaging data is liable to occur.

  Therefore, the present invention has been made in order to solve the above-described problem, and an object thereof is to provide a communication system and an imaging apparatus that can suppress transmission omission of imaging data.

  One feature of the present invention is that an imaging device (imaging device 100) having an imaging unit (camera unit 130) that captures an image of a subject and other devices (portable terminal 200) that can be connected to the imaging device via short-range wireless communication. ), When the imaging device captures the subject by the imaging unit, the imaging device is directed to the other device whose distance from the imaging device is within a certain range. To a destination information request transmission unit (control unit 170, wireless I / F 120) that transmits a destination information request for requesting transmission of destination information, and another device that has transmitted the destination information in response to the destination information request, An imaging data transmission unit (control unit 170, wireless I / F 120) that transmits imaging data that is data of the subject imaged by the imaging unit, and the other device has the destination information required. In response, the destination information transmission unit (control unit 260, wireless I / F 220) that transmits the destination information to the imaging device, and the imaging data reception unit (control unit 260, wireless communication) that receives the imaging data from the imaging device. I / F 220).

  According to such a feature, the imaging device transmits a destination information request when the subject is imaged by the imaging unit, and transmits the imaging data to another device that has transmitted the destination information in response to the destination information request. Leakage can be suppressed.

  Also, in general, paying attention to the fact that the distance between the photographer and the subject is not far away, the imaging device makes a destination information request only to other devices whose distance from the imaging device is within a certain range. Since it transmits, possibility that imaging data will be transmitted to an unrelated person can be reduced.

  One feature of the present invention is that in the above-described feature of the present invention, the imaging device is used for the short-range wireless communication, and a directional antenna (antenna 110) having directivity and imaging of the subject by the imaging unit. The gist of the invention is to include a directivity control unit (directivity control unit 180) that aligns the directivity direction of the directional antenna with the orientation of the imaging unit.

  One feature of the present invention is that in the above-described feature of the present invention, the destination information transmission unit is configured to perform the imaging unit set in the other device in addition to the destination information before imaging the subject. The gist is to transmit mode designation information for designating an imaging mode of a subject to the imaging device.

  One feature of the present invention is that in the above-described feature of the present invention, when the imaging unit has a plurality of types of imaging modes designated by the mode designation information, the subject is selected according to a plurality of types of the imaging modes. The gist is to take an image.

  One feature of the present invention is the above-described feature of the present invention, further comprising a determination unit (control unit 170) that determines whether or not the imaging device transmits the imaging data according to a predetermined criterion. The gist of the invention is that the imaging data transmission unit transmits log information of the imaging data instead of the imaging data when it is determined not to transmit the imaging data.

  One feature of the present invention is that in the above-described feature of the present invention, the imaging device further includes an authentication unit (control unit 170) that authenticates whether or not the other device is valid. When the authentication unit is authenticated that the other device is valid and the imaging device and the other device are separated by a predetermined distance or more, or after the other device is authenticated as valid The gist is to determine that it is necessary to re-authenticate whether or not the other device is valid when a predetermined time has elapsed.

  One feature of the present invention is that an imaging device (imaging device 100) that can be connected to other devices via short-range wireless includes an imaging unit (camera unit 130) that captures an image of the subject, and the subject of the subject by the imaging unit. At the time of imaging, a destination information request transmission unit (control) that transmits a destination information request for requesting transmission of destination information of the other device toward the other device located within a certain range from the imaging device Unit 170, wireless I / F 120) and imaging data that transmits imaging data that is data of the subject imaged by the imaging unit to another device that has transmitted the destination information in response to the destination information request The gist is to include a transmission unit (control unit 170, wireless I / F 120).

  ADVANTAGE OF THE INVENTION According to this invention, the communication system and imaging device which can suppress the transmission omission of imaging data can be provided.

  Hereinafter, a communication system according to an embodiment of the present invention will be described with reference to the drawings. In the following description of the drawings, the same or similar parts are denoted by the same or similar reference numerals.

  However, it should be noted that the drawings are schematic and ratios of dimensions are different from actual ones. Therefore, specific dimensions and the like should be determined in consideration of the following description. Moreover, it is a matter of course that portions having different dimensional relationships and ratios are included between the drawings.

  In the embodiment of the present invention, the communication system includes an imaging device that can capture an image of a subject and a portable terminal that can be connected to the imaging device via short-range wireless communication.

[First Embodiment]
(Configuration of communication system)
The configuration of the communication system according to the first embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing a configuration of a communication system according to the first embodiment of the present invention.

  As shown in FIG. 1, the communication system is configured by devices owned by a plurality of users (users A to D). Specifically, the user A possesses an imaging device 100 that can image a subject, and the user B to the user D can connect to the imaging device 100 via a short-range wireless device 200 (mobile terminal 200a). Each mobile terminal 200c) is possessed. Note that short-range wireless is a communication path that is set with a certain range as an upper limit in accordance with a wireless method such as IrDA or Bluetooth. It is preferable that the short-range wireless can cover a sufficient range for the imaging device 100 to capture the subject.

  Hereinafter, a case where the user A images the user B to the user D by the imaging device 100 will be described as an example. That is, user B to user D are subjects. Moreover, since the portable terminals 200a to 200c have the same configuration, they are collectively referred to as the portable terminal 200 as necessary.

(Configuration of imaging equipment)
Hereinafter, the configuration of the imaging device according to the first embodiment of the present invention will be described with reference to the drawings. FIG. 2 is a block diagram showing a configuration of the imaging device 100 according to the first embodiment of the present invention.

  As illustrated in FIG. 2, the imaging device 100 includes an antenna 110, a wireless I / F 120, a camera unit 130, a display unit 140, a storage unit 150, an input I / F 160, and a control unit 170.

  The antenna 110 performs short-range wireless communication between the imaging device 100 and the mobile terminal 200. Specifically, the antenna 110 has a function of receiving a signal from the mobile terminal 200 and a function of transmitting a signal to the mobile terminal 200.

  The wireless I / F 120 is an interface having a function necessary for short-range wireless communication. For example, the wireless I / F 120 includes an IrDA module and a Bluetooth module.

  The camera unit 130 captures an image of a subject (in this embodiment, user B to user D). For example, the camera unit 130 includes a CCD, a C-MOS sensor, and the like.

  The display unit 140 displays various information necessary for the operation of the imaging device 100. For example, the display unit 140 displays a subject image captured by the camera unit 130. Further, the display unit 140 displays an input result received by an input I / F 160 described later.

  The storage unit 150 stores a program and the like necessary for the operation of the imaging device 100. Further, the storage unit 150 may store imaging data of the subject imaged by the camera unit 130.

  The input I / F 160 includes buttons that are operated by the user, and receives an input to the imaging device 100. For example, the input I / F 160 receives an input instructing the camera unit 130 to determine imaging of a subject.

  The control unit 170 controls the operation of the imaging device 100 according to a program stored in the storage unit 150.

  Specifically, the control unit 170 requests destination information transmission of the portable terminal 200 whose distance from the imaging device 100 is within a certain range when the imaging of the subject by the camera unit 130 is determined. Generate a request. Subsequently, the control unit 170 instructs the wireless I / F 120 to transmit a destination information request by broadcast (or multicast). Here, the certain range is defined according to the type of short-range wireless communication function of the wireless I / F 120 and the capability of the antenna 110.

  In addition, the control unit 170 instructs the wireless I / F 120 to transmit imaging data that is data of a subject captured by the camera unit 130 to the mobile terminal 200 that has transmitted the destination information in response to the destination information request. To do. Note that the imaging data is transmitted using destination information received from the mobile terminal 200.

(Configuration of mobile device)
Hereinafter, the configuration of the mobile terminal according to the first embodiment of the present invention will be described with reference to the drawings. FIG. 3 is a block diagram showing a configuration of the mobile terminal 200 according to the first embodiment of the present invention.

  As illustrated in FIG. 3, the mobile terminal 200 includes an antenna 210, a wireless I / F 220, a display unit 230, a storage unit 240, an input I / F 250, and a control unit 260.

  Similar to the antenna 110, the antenna 210 performs short-range wireless communication between the imaging device 100 and the mobile terminal 200. Specifically, the antenna 210 has a function of receiving a signal from the imaging device 100 and a function of transmitting a signal to the imaging device 100.

  Similar to the wireless I / F 120, the wireless I / F 220 is an interface having a function necessary for short-range wireless communication. For example, the wireless I / F 220 includes an IrDA module and a Bluetooth module.

  The display unit 230 displays various information necessary for the operation of the mobile terminal 200. For example, the display unit 230 displays an input result received by an input I / F 250 described later.

  The storage unit 240 stores a program necessary for the operation of the mobile terminal 200. In addition, the storage unit 240 stores destination information of the mobile terminal 200.

  The input I / F 250 is configured by buttons operated by the user and receives an input to the mobile terminal 200.

  The control unit 260 controls the operation of the mobile terminal 200 according to a program stored in the storage unit 240.

  Specifically, when receiving a destination information request from the imaging device 100, the control unit 260 transmits the destination information stored in the storage unit 240 to the imaging device 100 in response to the destination information request. / F220 is instructed.

(Operation of communication system)
The operation of the communication system according to the first embodiment of the present invention will be described below with reference to the drawings. FIG. 4 is a sequence diagram showing an operation of the communication system according to the first embodiment of the present invention. In FIG. 4, it should be noted that the portable terminals 200a to 200c are collectively referred to as the portable terminal 200 in order to simplify the description.

  As illustrated in FIG. 4, in step 10, the imaging device 100 accepts an input for instructing the imaging of the subject by the camera unit 130 to be determined.

  In step 20, the imaging device 100 transmits a destination information request for requesting destination information of the mobile terminal 200 to the mobile terminal 200 whose distance from the imaging device 100 is within a certain range. The certain range is defined according to the type of short-range wireless communication function of the wireless I / F 120 and the capability of the antenna 110.

  In step 30, the mobile terminal 200 transmits the destination information of the mobile terminal 200 to the imaging device 100 in response to the destination information request.

  In step 40, the imaging device 100 captures an image of a user who has the mobile terminal 200.

  In step 50, the imaging device 100 transmits the imaging data to the portable terminal 200 that transmitted the destination information in step 30 using the destination information received in step 30.

(Function and effect)
According to the communication system according to the first embodiment of the present invention, the imaging device 100 transmits a destination information request when the camera unit 130 images a subject, and transmits the destination information in response to the destination information request to the mobile terminal 200 that has transmitted the destination information. Since the imaging data is transmitted, the transmission omission of the imaging data can be suppressed.

  In general, paying attention to the fact that the distance between the photographer and the subject is not far, the imaging device 100 is only connected to the mobile terminal 200 (subject) whose distance from the imaging device 100 is within a certain range. Since the destination information request is transmitted, the possibility that the imaging data is transmitted to an unrelated person can be reduced.

[Second Embodiment]
Hereinafter, a second embodiment of the present invention will be described with reference to the drawings. In the following, differences between the above-described first embodiment and the second embodiment will be mainly described.

  Specifically, in the first embodiment described above, the directivity of the antenna 110 of the imaging device 100 is not particularly mentioned, but in the second embodiment, the antenna 110 is an antenna having directivity, and the imaging device 100. Controls the directivity of the antenna 110.

(Configuration of imaging equipment)
Hereinafter, the configuration of the imaging device according to the second embodiment of the present invention will be described with reference to the drawings. FIG. 5 is a block diagram showing a configuration of the imaging device 100 according to the second embodiment of the present invention.

  As illustrated in FIG. 5, the imaging device 100 includes a directivity control unit 180 in addition to the configuration illustrated in FIG. 2. The antenna 110 is a directional antenna.

  The directivity control unit 180 controls the directivity of the antenna 110. Specifically, the directivity control unit 180 aligns the directivity direction of the antenna 110 with the direction of the camera unit 130 when the camera unit 130 captures an object. That is, the directivity control unit 180 controls the directivity of the antenna 110 so that the antenna 110 is directed toward the subject.

  In the second embodiment, the time when the camera unit 130 captures an object refers to a period from when an input instructing determination of imaging is received until a destination information request is transmitted.

(Operation of communication system)
The operation of the communication system according to the second embodiment of the present invention will be described below with reference to the drawings. FIG. 6 is a sequence diagram showing an operation of the communication system according to the second embodiment of the present invention. In FIG. 6, it should be noted that the same processing steps as those in FIG. 4 are given the same step numbers.

  As shown in FIG. 6, in step 12, the imaging device 100 controls the directivity of the antenna 110. Specifically, the imaging device 100 aligns the directivity direction of the antenna 110 with the orientation of the camera unit 130 when the camera unit 130 captures an object.

(Function and effect)
According to the communication system according to the second embodiment of the present invention, paying attention to the orientation of the camera unit 130 toward the subject, the imaging device 100 changes the orientation direction of the antenna 110 when the camera unit 130 captures the subject. Since the orientation of the camera unit 130 is aligned, it is possible to further reduce the possibility that the imaging data is transmitted to unrelated people.

[Third Embodiment]
Hereinafter, a third embodiment of the present invention will be described with reference to the drawings. In the following, differences between the above-described first embodiment and the third embodiment will be mainly described.

  Specifically, in the first embodiment described above, the imaging mode of the imaging device 100 is not particularly mentioned, but in the third embodiment, the imaging device 100 can capture an image of a subject in a plurality of types of imaging modes. .

  In the third embodiment, the imaging device 100 receives mode designation information for designating the imaging mode from the portable terminal 200 together with the destination information.

(Example of imaging mode)
Hereinafter, an example of an imaging mode according to the third embodiment of the present invention will be described with reference to the drawings. FIG. 7 is a diagram illustrating an example of an imaging mode according to the third embodiment of the present invention.

  As shown in FIG. 7, the imaging mode includes a mode for switching the resolution and a mode for switching the effect. Specifically, the modes for switching the resolution include a high definition mode, a normal mode, and a low definition mode. The mode for switching the effect includes a normal mode, a whitening mode, a sepia mode, and a monochrome mode.

  Note that the mode for switching the resolution and the mode for switching the effect can be individually specified.

  Here, the imaging device 100 may be configured to individually capture the subject for each imaging mode, and configured to perform image processing of the imaging data of the subject captured by the camera unit 130 for each imaging mode. May be.

(Operation of communication system)
The operation of the communication system according to the third embodiment of the present invention will be described below with reference to the drawings. FIG. 8 is a sequence diagram showing an operation of the communication system according to the third embodiment of the present invention. In FIG. 8, it should be noted that the same steps as those in FIG. 4 described above are given the same step numbers.

  As shown in FIG. 8, in step 32, the mobile terminal 200 transmits mode designation information for designating an imaging mode to the imaging device 100 together with destination information. In this case, when the mobile terminal 200 receives the destination information request, the mobile terminal 200 displays an image that prompts the user to specify the imaging mode on the display unit 230, and then refers to the image displayed on the display unit 230 for the user. Mode designation information for designating the imaging mode designated by is generated.

  In step 42, the imaging device 100 performs image processing of imaging data of the subject imaged by the camera unit 130 for each imaging mode. For example, when the mode designation information received from the portable terminal 200a is information specifying the fair / white mode, and the mode designation information received from the portable terminal 200a is information specifying the sepia mode, imaging is performed according to the fair / white mode and the sepia mode. Perform image processing of data.

  In step 52, the imaging device 100 transmits imaging data that has been subjected to image processing in accordance with the imaging mode specified by the mobile terminal 200 to the corresponding imaging device 100. For example, when the mode designation information received from the mobile terminal 200a is information specifying the fair / white mode and the mode designation information received from the mobile terminal 200b is information specifying the sepia mode, image processing is performed according to the fair / white mode. The captured image data is transmitted to the mobile terminal 200a, and the image data subjected to image processing according to the sepia mode is transmitted to the mobile terminal 200b.

  In the third embodiment, since the imaging device 100 performs image processing of imaging data for each imaging mode, an example in which imaging of a subject by the camera unit 130 is only once is described, but the present invention is not limited thereto. It is not a thing. Specifically, in step 40, the imaging device 100 may capture the subject for each imaging mode. For example, if the mode designation information received from the mobile terminal 200a is information specifying the fair white mode, and the mode designation information received from the mobile terminal 200b is information specifying the sepia mode, the imaging device 100 may Depending on the sepia mode, the subject may be imaged in two steps.

  One mobile terminal 200 may specify a plurality of imaging modes. Also in this case, the imaging device 100 performs the imaging process in a plurality of times.

(Function and effect)
According to the communication system according to the third embodiment of the present invention, since the imaging device 100 transmits the imaging data acquired according to the imaging mode specified by the mobile terminal 200 to the mobile terminal 200, the user of the mobile terminal 200 Satisfaction can be increased.

[Fourth Embodiment]
Hereinafter, a fourth embodiment of the present invention will be described with reference to the drawings. In the following, differences between the first embodiment and the fourth embodiment described above will be mainly described.

  Specifically, although not particularly mentioned in the first embodiment described above, in the fourth embodiment, the imaging device 100 determines whether to transmit imaging data to the mobile terminal 200. If the imaging device 100 determines not to transmit imaging data, the imaging device 100 transmits log information of imaging data to the mobile terminal 200.

(Operation of communication system)
Hereinafter, the operation of the communication system according to the fourth embodiment of the present invention will be described with reference to the drawings. FIG. 9 is a sequence diagram showing an operation of the communication system according to the fourth embodiment of the present invention. In FIG. 9, it should be noted that the same processing steps as those in FIG. 4 are given the same step numbers.

  As illustrated in FIG. 9, in step 44, the control unit 170 of the imaging device 100 determines whether to transmit imaging data according to a predetermined criterion.

  Note that the predetermined determination criterion is a criterion such as whether or not the user of the mobile terminal 200 desires transmission of imaging data and whether or not the imaging data satisfies a desired quality.

  In step 54, when it is determined in step 44 that the imaging data is to be transmitted, the imaging device 100 transmits the imaging data to the mobile terminal 200. On the other hand, when it is determined in step 44 that the imaging data is not transmitted, the imaging device 100 transmits log information of the imaging data to the mobile terminal 200.

  Note that the log information may be a thumbnail of imaging data or information (for example, imaging date and time) notifying that a subject has been imaged.

(Function and effect)
According to the communication system according to the fourth embodiment of the present invention, since the imaging device 100 does not transmit the imaging data when it is determined not to transmit the imaging data, it is possible to prevent the imaging data from being transmitted unnecessarily. Can do. For example, cases where the image data is transmitted wastefully include cases where the quality of the image data is poor and it does not make sense to receive the image data, or where the user of the mobile terminal 200 does not want the image data.

  On the other hand, since the imaging device 100 transmits log information when it is determined not to transmit imaging data, even if the user of the mobile terminal 200 captures an image without knowing it, the user of the mobile terminal 200 The fact that the image was taken can be notified by log information.

[Other Embodiments]
Although the present invention has been described with reference to the above-described embodiments, it should not be understood that the descriptions and drawings constituting a part of this disclosure limit the present invention. From this disclosure, various alternative embodiments, examples and operational techniques will be apparent to those skilled in the art.

  For example, the control unit 170 of the imaging device 100 may have a function of authenticating whether or not the mobile terminal 200 is valid. Specifically, the control unit 170 of the imaging device 100 authenticates whether the mobile terminal 200 is valid using a public key encryption method or an authentication server.

  In this case, the control unit 170 of the imaging device 100 authenticates the mobile terminal 200 when the distance between the imaging device 100 and the mobile terminal 200 is greater than a predetermined distance after the mobile terminal 200 is authenticated as valid. Whether it is necessary to re-authenticate. The imaging device 100 determines that the distance between the imaging device 100 and the mobile terminal 200 is greater than or equal to a predetermined distance, for example, when the signal cannot be transmitted / received by periodically transmitting / receiving a signal by short-range wireless communication. .

  In addition, the control unit 170 of the imaging device 100 determines that it is necessary to re-authenticate whether the mobile terminal 200 is valid when a predetermined time has elapsed since the mobile terminal 200 was authenticated. To do.

  That is, the control unit 170 of the imaging device 100 authenticates that the distance between the imaging device 100 and the mobile terminal 200 is within a predetermined distance after the mobile terminal 200 is authenticated or that the mobile terminal 200 is valid. When a predetermined time has elapsed since then, there is no need to re-authenticate whether the portable terminal 200 is valid.

  Further, the mobile terminal 200 may display an image that prompts the user to determine whether or not to permit transmission of the destination information before transmitting the destination information in response to the destination information request. In this case, the portable terminal 200 transmits the destination information to the imaging device 100 when the transmission of the destination information is permitted.

  In the first to fourth embodiments described above, the imaging device 100 transmits the destination information request before the camera unit 130 images the subject, but the present invention is not limited to this. Specifically, the imaging device 100 may transmit the destination information request after the subject is imaged by the camera unit 130.

  You may provide the program which can perform operation | movement of the imaging device 100 shown in 1st Embodiment-4th Embodiment mentioned above in a computer.

1 is a diagram illustrating a schematic configuration of a communication system according to a first embodiment of the present invention. 1 is a block diagram illustrating a configuration of an imaging device 100 according to a first embodiment of the present invention. It is a block diagram which shows the structure of the portable terminal 200 which concerns on 1st Embodiment of this invention. It is a sequence diagram which shows operation | movement of the communication system which concerns on 1st Embodiment of this invention. It is a block diagram which shows the structure of the imaging device 100 which concerns on 2nd Embodiment of this invention. It is a sequence diagram which shows operation | movement of the communication system which concerns on 2nd Embodiment of this invention. It is a figure which shows an example of the imaging mode which concerns on 3rd Embodiment of this invention. It is a sequence diagram which shows operation | movement of the communication system which concerns on 3rd Embodiment of this invention. It is a sequence diagram which shows operation | movement of the communication system which concerns on 4th Embodiment of this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 100 ... Imaging device, 110 ... Antenna, 120 ... Wireless I / F, 130 ... Camera part, 140 ... Display part, 150 ... Memory | storage part, 160 ... Input I / F, 170 ... control unit, 180 ... directivity control unit, 200 ... mobile terminal, 210 ... antenna, 220 ... wireless I / F, 230 ... display unit, 240 ... Storage unit 250 ... Input I / F 260 ... Control unit 260

Claims (7)

A communication system including an imaging device having an imaging unit that images a subject, and another device that can be connected to the imaging device via short-range wireless communication,
The imaging device is
When imaging the subject by the imaging unit, a destination information request for requesting transmission of destination information of the other device is transmitted to the other device whose distance from the imaging device is within a certain range. A destination information request transmission unit;
An imaging data transmission unit that transmits imaging data that is data of the subject imaged by the imaging unit to another device that has transmitted the destination information in response to the destination information request;
The other equipment is
A destination information transmission unit that transmits the destination information to the imaging device in response to the destination information request;
A communication system comprising: an imaging data receiving unit that receives the imaging data from the imaging device. The imaging device is
A directional antenna used in the short-range wireless and having directivity;
The communication system according to claim 1, further comprising: a directivity control unit configured to align a directivity direction of the directional antenna with a direction of the image capturing unit when the object is imaged by the image capturing unit.   The destination information transmission unit transmits mode designation information for designating an imaging mode of the subject by the imaging unit to the imaging device in addition to the destination information before imaging of the subject. The communication system according to 1.   The communication system according to claim 3, wherein the imaging unit images the subject according to a plurality of types of the imaging modes when there are a plurality of types of imaging modes specified by the mode specification information. The imaging device further includes a determination unit that determines whether to transmit the imaging data according to a predetermined criterion.
The communication system according to claim 1, wherein the imaging data transmission unit transmits log information of the imaging data instead of the imaging data when it is determined not to transmit the imaging data. The imaging device further includes an authentication unit that authenticates whether or not the other device is valid,
The authentication unit is authenticated when the imaging device and the other device are separated from each other by a predetermined distance after the other device is authenticated, or when the other device is authenticated. 2. The communication system according to claim 1, wherein it is determined that it is necessary to re-authenticate whether or not the other device is valid when a predetermined time has elapsed since the first time. An imaging device that can be connected to other devices via short-range wireless communication,
An imaging unit for imaging a subject;
When imaging the subject by the imaging unit, a destination information request for requesting transmission of destination information of the other device is transmitted to the other device whose distance from the imaging device is within a certain range. A destination information request transmission unit;
An imaging data transmission unit that transmits imaging data that is data of the subject imaged by the imaging unit to another device that has transmitted the destination information in response to the destination information request. Imaging equipment.

Images