Electronic camera, electronic instrument, and image transmission system and method, having user identification function

• US 7,864,218 B2
• Filed: 04/29/2008
• Issued: 01/04/2011
• Est. Priority Date: 12/03/2001
• Status: Active Grant

• Current Assignee: Nikon Corporation
• Original Assignee: Nikon Corporation
• Inventors: Kusaka, Yosuke, Nakamura, Shoei
• Primary Examiner(s): Villecco; John M
• Application Number:
  US12/149,231
• Publication Number:
  US 20080239083A1
• Time in Patent Office: 980 Days
• Field of Search: 348/207.1, 348/207.2, 348/211.1, 348/211.2, 348/211.3
• US Class Current: 348/211.2
• CPC Class Codes: G06F 2203/04808 Several contacts: gestures triggering a specific function, e.g. scrolling, zooming, right-click, when the user establishes several contacts with the surface simultaneously; e.g. using several fingers or a combination of fingers and pen
• CPC Class Codes: G06F 2218/12 Classification; Matching
• CPC Class Codes: G06F 3/005 Input arrangements through a video camera
• CPC Class Codes: G06F 3/041 Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• CPC Class Codes: G06F 3/04883 for inputting data by handwriting, e.g. gesture or text
• CPC Class Codes: G06V 40/16 Human faces, e.g. facial parts, sketches or expressions
• CPC Class Codes: G08B 13/19656 Network used to communicate with a camera, e.g. WAN, LAN, Internet
• CPC Class Codes: H04N 1/00106 using land mobile radio networks, e.g. mobile telephone
• CPC Class Codes: H04N 1/00114 with transmission of additional information signals for control or supervision between transmitter and receiver H04N1/32101
• CPC Class Codes: H04N 1/00129 with a display device, e.g. CRT or LCD monitor with a television apparatus H04N1/00283; arrangements for control of display devices G09G
• CPC Class Codes: H04N 1/00153 for sharing images with a selected individual or correspondent
• CPC Class Codes: H04N 1/00251 with an apparatus for taking photographic images, e.g. a camera
• CPC Class Codes: H04N 1/00281 with a telecommunication apparatus, e.g. a switched network of teleprinters for the distribution of text-based information, a selective call terminal details of transmission H04N1/00095; establishing a communication with one of a facsimile machine or another apparatus sharing a single line H04N1/32704; interfacing cordless telephone terminals with an accessory to increase the functionality of user interface H04M1/72409
• CPC Class Codes: H04N 1/0097 Storage of instructions or parameters, e.g. customised instructions or different parameters for different user IDs
• CPC Class Codes: H04N 1/2125 Display of information relating to the still picture recording
• CPC Class Codes: H04N 1/32101 Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
• CPC Class Codes: H04N 2201/0084 Digital still camera
• CPC Class Codes: H04N 23/00 Cameras or camera modules comprising electronic image sensors; Control thereof
• CPC Class Codes: H04N 23/56 provided with illuminating means
• CPC Class Codes: H04N 23/57 Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
• CPC Class Codes: H04N 23/611 : where the recognised objects include parts of the human body
• CPC Class Codes: H04N 23/62 : Control of parameters via user interfaces
• CPC Class Codes: H04N 23/631 : Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters
• CPC Class Codes: H04N 23/64 : Computer-aided capture of images, e.g. transfer from script file into camera, check of taken image quality, advice or proposal for image composition or decision on when to take image
• CPC Class Codes: H04N 23/661 : Transmitting camera control signals through networks, e.g. control via the Internet
• CPC Class Codes: H04N 23/667 : Camera operation mode switching, e.g. between still and video, sport and normal or high- and low-resolution modes
• CPC Class Codes: H04N 5/44 : Receiver circuitry for the reception of television signals according to analogue transmission standards H04N5/14 takes precedence

Abstract

In an electronic apparatus having a user identification function or in a user identification method, an electronic apparatus and an electronic instrument having stored therein user personal information communicate in wireless with each other so as to enable the electronic apparatus to automatically identify the electronic apparatus user. If the electronic apparatus identifies a plurality of possible users, the electronic apparatus automatically selects the user by executing specific user identification processing.

Claims

1. An electronic camera operated to photograph a subject, comprising:

an image-capturing unit that photographs a subject within a photographic image plane through a photographic optical system and generates image data;

a first communication unit that exchanges address information indicating an address of an image server on a communication network, to which the image data are uploaded and identification information of the image data with a subject-side electronic instrument by communicating with the electronic instrument; and

a second communication unit that uploads the image data to the image server on the communication network based upon the address information and the identification information,

wherein;

the first communication unit communicates with the subject-side electronic instrument when the subject is photographed by the image-capturing unit;

the electronic camera can be set in a continuous shooting mode in which images of the subject are taken in rapid succession by the image-capturing unit; and

the electronic camera further comprises a disallowing unit that prevents communication with the subject-side electronic instrument executed by the first communication unit while a continuous photographing operation is in progress in the continuous shooting mode.

2. A subject-side electronic instrument belonging to a subject whose image data are generated as the subject is photographed with an electronic camera, comprising:

a third communication unit that exchanges address information indicating an address of an image server on a communication network, to which the electronic camera uploads the image data, and identification information of the image data with the electronic camera by communicating with the electronic camera; and

a fourth communication unit that downloads the image data from the image server on the communication network based upon the address information and the identification information.

3. An image transmission system, comprising:

an electronic camera operated to photograph a subject, comprising a means for image-capturing that photographs a subject within a photographic image plane through a photographic optical system and generates image data;

a first means for communication that exchanges address information indicating an address of an image server on a communication network, to which the image data are uploaded, and identification information of the image data with a subject-side electronic instrument by communicating with the electronic instrument; and

a second means for communication that uploads the image data to the image server on the communication network based upon the address information and the identification information;

the subject-side electronic instrument carried by the subject whose image data are generated as the subject is photographed with the electronic camera, comprising;

a third means for communication that exchanges the address information indicating the address of the image server on the communication network, to which the electronic camera uploads the image data, and the identification information of the image data with the electronic camera by communicating with the electronic camera and a fourth means for communication that downloads the image data from the image server on the communication network based upon the address information and the identification information; and

the image server being set up on the communication network that saves the image data uploaded from the electronic camera in correspondence to the identification information and downloads the image data specified by the electronic instrument by using the identification information to the electronic instrument.

4. An image transmission system according to claim 3, wherein:

when the first communication unit of the electronic camera and the third communication unit of the electronic instrument communicate with each other, the address information indicating the address of the image server on the communication network and the identification information of the image data are transmitted by the electronic camera to the electronic instrument.

5. An image transmission system according to claim 3, wherein:

when the first communication unit of the electronic camera and the third communication unit of the electronic instrument communicate with each other, the address information indicating the address of the image server on the communication network and the identification information of the image data are transmitted by the electronic instrument to the electronic camera.

6. An image transmission system according to claim 3, wherein:

when the first communication unit of the electronic camera and the third communication unit of the electronic instrument communicate with each other, the address information indicating the address of the image server on the communication network is transmitted by the electronic instrument to the electronic camera and the identification information of the image data is transmitted by the electronic camera to the electronic instrument.

7. An image transmission system according to claim 3, wherein:

when the first communication unit of the electronic camera and the third communication unit of the electronic instrument communicate with each other, the address information indicating the address of the image server on the communication network is transmitted by the electronic camera to the electronic instrument and the identification information of the image data is transmitted by the electronic instrument to the electronic camera.

8. An image transmission system according to claim 3, wherein:

the electronic camera further comprises a reduction unit that generates reduced image data by reducing the data volume of the image data; and

the electronic camera transmits the reduced image data from the first communication unit to the third communication unit of the subject-side electronic instrument.

9. An image transmission system according to claim 3, wherein:

the first communication unit at the electronic camera and the third communication unit at the electronic instrument communicate with each other when the image data are captured at the image-capturing unit at the electronic camera.

10. An image transmission system according to claim 3, wherein:

the first communication unit and the third communication unit wirelessly communicate with each other.

11. An image transmission system according to claim 10, wherein:

the first communication unit and the third communication unit wirelessly communicate with each other by using an electromagnetic wave signal; and

the first communication unit limits the wireless communication range within a predetermined distance range relative to the electronic camera by restricting the transmission output level of the electromagnetic wave signal.

12. An image transmission system according to claim 10, wherein:

the first communication unit and the third communication unit wirelessly communicate with each other by using an electromagnetic wave signal; and

the first communication unit adjusts the transmission output level of the electromagnetic wave signal in conformance to a distance to the subject.

13. An image transmission system according to claim 12, wherein:

the first communication unit raises the transmission output level of the electromagnetic wave signal as the distance to the subject increases.

14. An image transmission system according to claim 10, wherein:

the first communication unit and the third communication unit wirelessly communicate with each other by using an electromagnetic wave signal; and

the first communication unit adjusts the transmission output level of the electromagnetic wave signal in conformance to the focal length of the photographic optical system.

15. An image transmission system according to claim 14, wherein:

the first communication unit raises the transmission output level of the electromagnetic wave signal as the focal length of the photographic optical system increases.

16. An image transmission system according to claim 10, wherein:

the first communication unit is highly directional along the direction in which the subject is likely to be present.

17. An image transmission system according to claim 16, wherein:

the first communication unit is highly directional along a photographing direction extending along an optical axis of the photographic optical system.

18. An image transmission system according to claim 3, wherein:

the communication network is the Internet.

19. An image transmission system, comprising:

an electronic camera operated to photograph a subject, comprising;

an image-capturing unit that photographs a subject within a photographic image plane through a photographic optical system and generates image data;

a first communication unit that exchanges address information indicating an address of an image server on a communication network, to which the image data are uploaded, with a subject-side electronic instrument by communicating with the electronic instrument; and

a second communication unit that uploads the image data to the image server on the communication network based upon the address information;

the subject-side electronic instrument carried by the subject whose image data are generated as the subject is photographed with the electronic camera, comprising a third communication unit that exchanges the address information indicating the address of the image server on the communication network, to which the electronic camera uploads the image data, with the electronic camera by communicating with the electronic camera; and

a fourth communication unit that connects with the image server on the communication network based upon the address information and downloads the image data from the image server; and

the image server set up on the communication network that saves the image data uploaded from the electronic camera and downloads the image data to the electronic instrument in response to a request issued from the electronic instrument.

20. An image transmission system according to claim 19, wherein:

when the first communication unit of the electronic camera and the third communication unit of the electronic instrument communicate with each other, the address information indicating the address of the image server on the communication network is transmitted by the electronic camera to the electronic instrument.

21. An image transmission system according to claim 19, wherein:

when the first communication unit of the electronic camera and the third communication unit of the electronic instrument communicate with each other, the address information indicating the address of the image server on the communication network is transmitted by the electronic instrument to the electronic camera.

22. An image transmission system, comprising:

an electronic camera operated to photograph a subject, comprising;

an image-capturing unit that photographs a subject within a photographic image plane through a photographic optical system and generates image data, a first communication unit that exchanges address information indicating an address of an image server on a communication network, to which the image data are uploaded, and identification information of the subject-side electronic instrument with the electronic instrument by communicating with the electronic instrument and a second communication unit that uploads the image data and the identification information of the electronic instrument to the image server on the communication network based upon the address information;

the subject-side electronic instrument carried by the subject whose image data are generated as the subject is photographed with the electronic camera, comprising a third communication unit that exchanges the address information indicating the address of the image server on the communication network, to which the electronic camera uploads the image data, and the identification information of the electronic instrument with the electronic camera by communicating with the electronic camera; and

a fourth communication unit that downloads the image data from the image server on the communication network based upon the address information and the electronic instrument identification information; and

the image server set being up on the communication network that saves the image data uploaded from the electronic camera in correspondence to the electronic instrument identification information and downloads image data corresponding to indicate information of an electronic instrument accessing the image server to the electronic instrument.

23. An image transmission system according to claim 22, wherein:

when the first communication unit of the electronic camera and the third communication unit of the electronic instrument communicate with each other, the address information indicating the address of the image server on the communication network and the electronic instrument identification information are transmitted by the electronic instrument to the electronic camera.

24. An image transmission system according to claim 22, wherein:

when the first communication unit of the electronic camera and the third communication unit of the electronic instrument communicate with each other, the address information indicating the address of the image server on the communication network is transmitted by the electronic camera to the electronic instrument and the electronic instrument identification information is transmitted by the electronic instrument to the electronic camera.

25. An electronic instrument according to claim 22, further comprising:

a display unit that displays a message that communication with the electronic camera has been executed.

26. An electronic camera operated to photograph a subject, comprising:

an image-capturing unit that photographs a subject within a photographic image plane through a photographic optical system and generates image data;

a first communication unit that receives identification information of a subject-side electronic instrument from the electronic instrument through communication with the electronic instrument executed as the subject is photographed by the photographing unit; and

a second communication unit that uploads the image data and the electronic instrument identification information to an image server on a communication network,

wherein;

the electronic camera can be set in a continuous shooting mode in which images of the subject are taken in rapid succession by the image-capturing unit; and

the electronic camera further comprises a disallowing unit that prevents communication with the subject-side electronic instrument executed by the first communication unit while a continuous photographing operation is in progress in the continuous shooting mode.

27. An image transmission system, comprising:

an electronic camera operated to photograph a subject, comprising;

an image-capturing unit that photographs a subject within a photographic image plane through a photographic optical system and generates image data, a first communication unit that receives address information indicating an address of a subject-side electronic instrument on a communication network from the electronic instrument by communicating with the electronic instrument; and

a second communication unit that uploads the image data and the address information of the electronic instrument to an image server on the communication network;

the subject-side electronic instrument belonging to the subject whose image data are generated as the subject is photographed with the electronic camera, comprising;

a third communication unit that transmits the address information indicating the address of the electronic instrument on the communication network to the electronic camera by communicating with the electronic camera; and

a fourth communication unit that receives the image data from the image server on the communication network; and

the image server being set up on the communication network that transmits the image data uploaded from the electronic camera to the electronic instrument on the communication network corresponding to the electronic instrument address information.

28. An image transmission system, comprising:

an electronic camera for taking a photograph of a subject, comprising;

an image-capturing unit that photographs the subject within a photographic image plane through a photographic optical system and generates image data;

a first storage unit that stores in fixed memory address information indicating an address of an image server on a communication network, to which the image data are uploaded;

a first communication unit that exchanges identification information of the image data with a subject-side electronic instrument by communicating with the electronic instrument and a second communication unit that uploads the image data to the image server on the communication network based upon the address information stored in fixed memory at the first storage unit and the identification information;

the subject-side electronic instrument belonging to the subject whose image data are generated as the subject is photographed with the electronic camera, comprising;

a second storage unit that stores in fixed memory the address information indicating the address of the image server on the communication network, to which the electronic camera uploads the image data;

a third communication unit that exchanges the identification information of the image data with the electronic camera by communicating with the electronic camera; and

a fourth communication unit that downloads the image data from the image server on the communication network based upon the address information stored in fixed memory at the second storage unit and the identification information; and

the image server being set up on the communication network that saves the image data uploaded from the electronic camera in correspondence to the identification information and downloads the image data specified by the electronic instrument by using the identification information to the electronic instrument.

29. An image transmission system according to claim 28, wherein:

when the first communication unit of the electronic camera and the third communication unit of the electronic instrument communicate with each other, the identification information of the image data is transmitted by the electronic camera to the electronic instrument.

30. An image transmission system according to claim 28, wherein:

when the first communication unit of the electronic camera and the third communication unit of the electronic instrument communicate with each other, the identification information of the image data is transmitted by the electronic instrument to the electronic camera.

31. An image transmission system, comprising:

an electronic camera operated to photograph a subject, comprising;

an image-capturing unit that photographs a subject within a photographic image plane through a photographic optical system and generates image data;

a first storage unit that stores in fixed memory address information indicating an address of an image server on a communication network, to which the image data are uploaded;

a first communication unit that receives identification information of a subject-side electronic instrument from the electronic instrument by communicating with the electronic instrument; and

a second communication unit that uploads the image data and the identification information of the electronic instrument to the image server on the communication network based upon the address information stored in fixed memory at the first storage unit;

the subject-side electronic instrument whose image data are generated as the subject is photographed with the electronic camera, comprising;

a second storage unit that stores in fixed memory the address information indicating the address of the image server on the communication network, to which the electronic camera uploads the image data;

a third communication unit that transmits the identification information of the electronic instrument to the electronic camera by communicating with the electronic camera; and

a fourth communication unit that downloads the image data from the image server on the communication network based upon the address information stored in fixed memory at the second storage unit and the identification information; and

the image server being set up on the communication network that saves the image data uploaded from the electronic camera in correspondence to the electronic instrument identification information and downloads image data corresponding to identification information of an electronic instrument accessing the image server to the electronic instrument.

32. An image transmission system, comprising:

an electronic camera comprising;

an image-capturing unit that generates image data by photographing a subject through a photographic optical system, a second communication unit that uploads the image data and identification information of the image data to an image server on a communication network;

a storage unit that stores in memory address information indicating an address of the image server on the communication network to which the image data have been uploaded and the identification information of the image data; and

a first communication unit that transmits the address information indicating the address of the image server on the communication network to which the image data have been uploaded and the identification information of the image data, both stored at the storage unit, to the electronic instrument by communicating with the electronic instrument after the image data and the identification information of the image data are uploaded to the image server;

the electronic instrument comprising;

a third communication unit that receives the address information of the image server on the communication network, to which camera has uploaded the image, and the identification information of the image data from the electronic camera by communicating with the electronic camera; and

a fourth communication unit that downloads the image data from the image server on the communication network based upon the address information and the identification information; and

the image server being set up on the communication network that saves the image data uploaded from the electronic camera in correspondence to the identification information and downloads the image data specified by the electronic instrument by using the identification information to the electronic instrument.

33. An image transmission system, comprising:

an electronic camera comprising;

an image-capturing unit that generates image data by photographing a subject through a photographic optical system;

a storage unit that stores in memory identification information of the image data;

a first communication unit that receives address information indicating an address of an electronic instrument on a communication network from the electronic instrument by communicating with the electronic instrument; and

a second communication unit that uploads the image data and the identification information of the image data to an image server on the communication network and transmits the electronic instrument address information and the identification information of the image data to the image server after the electronic instrument address information is received at the first communication unit from the electronic instrument;

the electronic instrument comprising;

a third communication unit that transmits identification information of the electronic instrument to the electronic camera by communicating with the electronic camera; and

a fourth communication unit that it receives the image data from the image server on the communication network; and

the image server being set up on the communication network that saves the image data uploaded from the electronic camera in correspondence to the identification information of the image data and transmits the image data corresponding to the identification information of the image data received from the electronic camera to the electronic instrument corresponding to the address information received from the electronic camera.

34. An image transmission system comprising:

an electronic camera operated to photograph a subject, comprising;

an image-capturing unit that photographs a subject within a photographic image plane through a photographic optical system and generates image data; and

a second communication unit that uploads the image data to an image server on a communication network;

a communication device constituted independently of the electronic camera, comprising;

a fifth communication unit that receives identification information of a subject-side electronic instrument belonging to the subject from the electronic instrument by communicating with the electronic instrument when the subject is photographed with the electronic camera and a sixth communication unit that uploads the electronic instrument identification information to the image server on the communication network;

the subject-side electronic instrument belonging to the subject whose image data are generated as the subject is photographed with the electronic camera, comprising;

a third communication unit that transmits the electronic instrument identification information to the communication device by communicating with the communication device when the subject is photographed; and

a fourth communication unit that receives the image data from the image server on the communication network; and

the image server being set up on the communication network that transmits the image data uploaded from the electronic camera to the electronic instrument corresponding to the electronic instrument identification information uploaded from the communication device.

35. An image transmission system comprising:

an electronic camera operated to photograph a subject, comprising;

an image-capturing unit that photographs a subject within a photographic image plane through a photographic optical system and generates image data; and

a second communication unit that uploads the image data to an image server on a communication network;

a first storage unit that stores in fixed memory address information indicating an address of an image server on a communication network on which the image data are uploaded; and

a second communication unit that uploads the image data to the image server on the communication network based upon the address information stored in fixed memory at the first storage unit;

a communication device constituted independently of the electronic camera, comprising;

a third storage unit that stores in fixed memory the address information of the image server on the communication network to which the image data are uploaded;

a fifth communication unit that receives identification information of a subject-side electronic instrument from the electronic instrument by communicating with the electronic instrument when the subject is photographed with the electronic camera; and

a sixth communication unit that uploads the electronic instrument identification information to the image server on the communication network based upon the address information stored in fixed memory at the third storage unit;

the subject-side electronic instrument belonging to the subject whose image data are generated as the subject is photographed with the electronic camera comprising;

a second storage unit that stores in fixed memory the address information indicating the address of the image server on the communication network, to which the electronic camera of loads the image data;

a third communication unit that transmits the electronic instrument identification information to the communication device by communicating with the communication device when the subject is photographed; and

a fourth communication unit that downloads the image data from the image server on the communication network based upon the address information stored in fixed memory at the second storage unit and the electronic instrument identification information; and

the image server being set up on the communication network that saves the image data uploaded from the electronic camera in correspondence to the electronic instrument identification information uploaded from the communication device and downloads image data to identification information of an electronic instrument accessing the image server to the electronic instrument.

36. An image transmission method for transmitting image data of a subject photographed with an electronic camera to a subject-side electronic instrument, comprising:

an image-capturing step in which the image data are generated by photographing the subject with the electronic camera;

a first communication step in which address information indicating an address of an image server on a communication network to which the image data are uploaded and identification information of the image data are exchanged with the electronic instrument through communication between the electronic camera and the electronic instrument;

a first transmission step in which the electronic camera uploads the image data to the image server on the communication network based upon the address information and the identification information;

a save step in which the image server saves the image data uploaded from the electronic camera in correspondence to the identification information; and

a second transmission step in which the electronic instrument downloads the image data from the image server on the communication network based upon the address information and the identification information.

37. An image transmission method according to claim 36, wherein:

in the first communication step, the electronic camera communicates with prelimited electronic instruments.

38. An image transmission method according to claim 36, wherein:

the first communication step, in which the electronic camera and the electronic instrument engage in communication, is executed substantially concurrently with the image-capturing step.

39. An image transmission method according to claim 36, wherein:

the first communication step, in which the electronic camera and the electronic instrument engage in communication, is started up by the electronic instrument.

40. An image transmission method according to claim 36, wherein:

the first communication step, in which the electronic camera and the electronic instrument engage in communication, includes a third communication step in which identification information of the electronic instrument is transmitted from the electronic instrument to the electronic camera and the electronic camera transmits the electronic instrument identification information to the image server and a control step in which electronic instruments to which the image server downloads the image data are restricted based upon the electronic instrument identification information.

41. An image transmission method for transmitting image data of a subject photographed with an electronic camera to a subject-side electronic instrument belonging to the subject, comprising:

an image-capturing step in which the image data are generated by photographing the subject with the electronic camera;

a first communication step in which address information indicating an address of an image server on a communication network to which the image data are uploaded, is exchanged with the electronic instrument through communication between the electronic camera and the electronic instrument;

a first transmission step in which the electronic camera uploads the image data to the image server on the communication network based upon the address information;

a save step in which the image server saves the image data uploaded from the electronic camera; and

a second transmission step in which the electronic instrument downloads the image data from the image server on the communication network based upon the address information.

42. An image transmission method for transmitting image data of a subject photographed with an electronic camera to a subject-side electronic instrument, comprising:

an image-capturing step in which the image data are generated by photographing the subject with the electronic camera;

a first communication step in which address information indicating an address of an image server on a communication network, to which the image data are uploaded, and identification information of the electronic instrument are exchanged with the electronic instrument through communication between the electronic camera and the electronic instrument;

a first transmission step in which the electronic camera uploads the image data and the electronic instrument identification information to the image server on the communication network based upon the address information;

a save step in which the image server saves the image data uploaded from the electronic camera in correspondence to the electronic instrument identification information; and

a second transmission step in which the electronic instrument downloads the image from the image server on the communication network based upon the address information and the electronic instrument identification information.

43. An image transmission method for transmitting image data of a subject photographed with an electronic camera to a subject-side electronic instrument, comprising:

an image-capturing step in which the image data are generated by photographing the subject with the electronic camera;

a first communication step in which address information indicating an address of the electronic instrument on a communication network is transmitted by the electronic instrument to the electronic camera through communication between the electronic camera and the electronic instrument;

a first transmission step in which the electronic camera uploads the image data and the electronic instrument address information to the image server on the communication network; and

a second transmission step in which the image server transmits the image data uploaded from the electronic camera to the electronic instrument on the communication network corresponding to the electronic instrument address information.

44. An image transmission method for transmitting image data of a subject photographed with an electronic camera to a subject-side electronic instrument, comprising:

an image-capturing step in which the image data are generated by photographing the subject with the electronic camera;

a first transmission step in which the electronic camera uploads the image data and identification information of the image data to an image server on a communication network;

a save step in which the image server saves the image data uploaded by the electronic camera in correspondence to the identification information;

a first communication step in which address information indicating an address of the image server on the communication network, to which the image data have been uploaded, and the identification information of the image data are transmitted by the electronic camera to the electronic instrument through communication between the electronic camera and the electronic instrument; and

a second transmission step in which the electronic instrument downloads the image data corresponding to the identification information from the image server by connecting with the image server on the communication network based upon the address information.

45. An image transmission method for transmitting image data of a subject photographed with an electronic camera to a subject-side electronic instrument, comprising:

an image-capturing step in which the image data are generated by photographing the subject with the electronic camera;

a first transmission step in which the electronic camera uploads the image data and identification information of the image data to an image server on a communication network;

a save step in which the image server saves the image data uploaded by the electronic camera in correspondence to the identification information;

a first communication step in which address information indicating an address of the electronic instrument on the communication network is transmitted by the electronic instrument to the electronic camera through communication between the electronic camera and the electronic instrument;

a second communication step in which the electronic camera transmits the electronic instrument address information and the identification information of the image data to the image server; and

a second transmission step in which the image server transmits the image data corresponding to the identification information to the electronic instrument by connecting with the electronic instrument on the communication network based upon the address information.