JP2006101083A - Image photography system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To guarantee the reliability of photographic data of a construction site etc. <P>SOLUTION: An image photography system 100 comprises an order's PC 5 for ordering construction work, a constructor's PC 4 for carrying out the construction work, a server 3 managing photographic data of operation stages of respective construction sites, and an authentication data display device 1 which is installed in a construction site and displays authentication data (authentication number) for guaranteeing the reliability of the photographic data. The authentication data display device 1 receives the authentication data from the server 3 and displays them at a display part 111, acquires photographic data including an object to be photographed and the authentication data displayed at the display part 111 in the same picture from a photographing device 2, and relates the acquired photographic data with the authentication data. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an image photographing system.

  In general, in public works, etc., the work process (work status) on the construction site is photographed with a photographing device such as a silver salt camera or a digital camera together with data relating to the process (construction name, process name, date / time, place, etc.). As a result, report materials such as the progress of construction are prepared. In such an image photographing system, for example, data relating to a work process is written on a blackboard or a whiteboard, and the written data is photographed in the same frame by a photographing apparatus together with a photographing object in the field.

  In addition, as a photographing apparatus for photographing a work situation, Patent Document 1 includes a holding unit that holds a piece of paper on which work specifications are written, and a piece of paper photographing optical system that photographs the piece of paper. A working situation photographing camera for forming an image of the piece of paper is disclosed.

Further, in Patent Document 2, image representative data is generated from image data obtained by photographing construction content by applying an encryption key unique to the construction, and the image representative data is stored in an authentication computer in association with the construction content. Thus, a construction image data management system capable of preserving evidence of an original construction image is disclosed.
Japanese Unexamined Patent Publication No. 7-219022 JP 2003-186951 A

  However, as in Patent Document 1, the conventional image capturing system that captures data relating to a process written on a piece of paper or the like cannot guarantee the authenticity of the written data itself and has a problem of poor operability. It was. Further, in Patent Document 2, since image data obtained by photographing construction contents and authentication data are managed separately, just looking at the image data can guarantee the reliability of the image photographing date and location. There was a problem that I could not.

  An object of the present invention is to guarantee the authenticity of photographing data at a construction site or the like.

  The invention according to claim 1 is an image photographing system including a server that manages photographing data of a subject and an authentication data display device that displays authentication data for guaranteeing authenticity of the photographing data, The authentication data display device acquires from the imaging device the display unit that receives and displays the authentication data from the server, and the shooting data including the subject and the authentication data displayed on the display unit in the same image, An association means for associating the acquired photographing data with the authentication data is provided.

  According to the present invention, the authentication data for guaranteeing the authenticity of the shooting data is displayed on the authentication data display device, and the displayed data is shot in the same image together with the shooting target. It is possible to guarantee the reliability of the photographic data and to prevent falsification of the photographic data.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
First, the configuration in the present embodiment will be described.

  FIG. 1 shows an overall configuration of an image capturing system 100 of the present embodiment. As shown in FIG. 1, the image photographing system 100 includes an authentication data display device 1, a photographing device 2, a server 3, a client computer 4, and a client computer 5. The authentication data display device 1 is a device that displays authentication data for assuring the authenticity of shooting data at a construction site, and is installed at each construction site. The photographing device 2 is a photographing device such as a digital camera that photographs a work process at a construction site. The server 3 is a device that manages data related to work processes at each construction site. The client computer 4 is a computer such as a PC (Personal Computer) owned by a contractor who performs the construction, and the client computer 5 is a computer such as a PC owned by the orderer who orders the construction. Hereinafter, the client computer 4 is referred to as a contractor PC 4 and the client computer 5 is referred to as an orderer PC 5.

  The authentication data display device 1 and the photographing device 2 are connected by wireless communication such as Bluetooth or wired communication such as USB (Universal Serial Bus). The authentication data display device 1 and the server 3 are connected via a communication network N1 for mobile communication such as PHS (Personal Handyphone System) and a mobile phone. The server 3, the contractor PC4, and the orderer PC5 are connected via a communication network N2 such as the Internet. Note that the number of authentication data display devices 1 connected to one server 3 via the communication network N1 is not particularly limited. Similarly, the number of contractor PCs 4 and orderer PCs 5 connected to one server 3 via the communication network N2 is not particularly limited.

  FIG. 2 shows an external configuration of the authentication data display device 1. On the front surface of the authentication data display device 1, a key input unit 108 having character / alphanumeric input keys, cursor keys and the like, a display unit 111 having a display screen such as an LCD (Liquid Crystal Display), and a display of the display unit 111 A touch panel 109 is provided so as to overlap the screen. In addition, a screw hole for a tripod (not shown) is provided in the center of the lower portion of the authentication data display device 1.

  FIG. 3 shows a main part configuration of the authentication data display device 1. As shown in FIG. 3, the authentication data display device 1 includes a CPU (Central Processing Unit) 101, a ROM (Read Only Memory) 102, a RAM (Random Access Memory) 103, a V-RAM (Video RAM) 104, a GPS (Global Positioning System) Position recognition unit 105, timing unit 106, power supply unit 107, key input unit 108, touch panel 109, speaker 110, display unit 111, external storage unit 112, communication I / F 113, communication I / F 114, each unit Are connected via a bus 115.

  The CPU 101 reads a system program stored in the ROM 102, develops it in a work memory formed in the RAM 103, and controls each part of the authentication data display device 1 according to the system program. Further, the CPU 101 reads out various control processing programs such as an authentication processing program and a photographing data reception processing program stored in the ROM 102 and develops them in the work memory of the RAM 103 to perform an authentication processing (see FIG. 10) and a photographing data reception processing (see FIG. 10). Various processes such as FIG. 15) are executed.

  The ROM 102 stores a system program executed by the CPU 101 and various control processing programs.

  The RAM 103 expands a system program executed by the CPU 101 and various control processing programs in a program storage area. The RAM 103 temporarily stores input data and data such as processing results generated when executing various control processing programs in the work area.

  The V-RAM 104 holds data to be displayed on the display unit 111. The GPS position recognition unit 105 receives GPS satellite signals transmitted from a plurality of GPS satellites, calculates its current position from the received GPS satellite signals, and calculates current position information (for example, longitude, latitude) , Altitude data) is output to the CPU 101.

  The time measuring unit 106 measures the elapsed time from the designated time in accordance with the control signal from the CPU 101 and outputs the time measurement result to the CPU 101. The power supply unit 107 is configured by a battery or the like, and supplies power to each unit configuring the recognition data display device 1.

  The key input unit 108 includes various keys such as a character / alphanumeric input key and a cursor key, and outputs an operation signal generated by pressing the key to the CPU 101. The touch panel 109 is provided so as to cover the display screen of the display unit 111, detects coordinates instructed by a coordinate reading principle such as an electromagnetic induction type, a magnetostriction type, and a pressure sensitive type, and detects the detected coordinates as a position signal. To the CPU 101.

  The speaker 110 amplifies a designated audio signal according to a control signal from the CPU 101 and outputs the amplified audio signal to the outside. The display unit 111 includes a display screen such as an LCD, and displays various data on the display screen in accordance with a control signal input from the CPU 101.

  As shown in FIG. 5, the external storage unit 112 stores a work table D1, a process table D2, and a photo table D3 as data related to the work downloaded from the server 3. A plurality of process tables D2 are attached to one construction table D1, and a plurality of photo tables D3 are attached to one process table D2.

  The construction table D1 is a table that stores data relating to each construction, and includes items such as a registration number, a construction name, and a destination. FIG. 6A shows an example of the construction table D1. “Registration number” indicates a number set for each construction, and “construction name” indicates the name of the corresponding construction. “Destination” indicates an e-mail address set for the installer PC 4 and the orderer PC 5. Data such as the progress status of the corresponding construction and a construction completion report are transmitted to the e-mail address stored in the destination item.

  The process table D2 is a table that stores data related to each work process constituting the construction, and includes items of a registration number, a process number, a process name, a location, a scheduled completion date and time, an authentication number, and a completed date and time. FIG. 6B shows an example of the process table D2. “Registration number” indicates the number set for each work, “Process number” indicates the number set for each work process constituting the work, and “Process name” indicates the name of the corresponding work process. . Further, “place” indicates a place (position) where the corresponding work process is performed, and “scheduled completion date / time” indicates a scheduled completion date / time of the corresponding work process. “Authentication number” indicates authentication data for guaranteeing the authenticity of the photographing data of the corresponding work process. “Completion date and time” indicates the date and time when the corresponding work process actually ended.

  The photo table D3 is a table that stores data relating to photographs taken in each work process, and includes items of process number, photo number, and shooting date and time. FIG. 6C shows an example of the photo table D3. “Process No.” indicates a number set for each work process constituting the construction, “Photo No.” indicates a number for identifying the photographed photo, and “Shooting Date / Time” indicates the corresponding photo. Indicates the date and time when the image was taken. As shown in FIG. 5, the construction table D1 and the process table D2 are linked by a registration number, and the process table D2 and the photo table D3 are linked by a process number.

  The communication I / F 113 is an interface for connecting the authentication data display device 1 to the communication network N1 for mobile communication. The communication I / F 114 is an interface for connecting the authentication data display device 1 to the photographing device 2.

  FIG. 4 shows a main part configuration of the server 3. As shown in FIG. 4, the server 3 includes a CPU 301, a ROM 302, a RAM 303, a V-RAM 304, a key input unit 305, a display unit 306, an external storage unit 307, a communication I / F 308, and a communication I / F 309. Are connected via a bus 310.

  The CPU 301 reads a system program stored in the ROM 302, develops it in a work memory formed in the RAM 303, and controls each unit of the server 3 according to the system program. Further, the CPU 301 reads out various control processing programs such as an authentication number generation processing program and a photographing data transmission / reception processing program stored in the ROM 302 and develops them in the work memory of the RAM 303 to perform authentication number generation processing (see FIG. 12) and photographing. Various processes such as a data transmission / reception process (see FIG. 16) are executed.

  The ROM 302 stores a system program executed by the CPU 301 and various control processing programs. The RAM 303 develops a system program executed by the CPU 301 and various control processing programs in a program storage area. The RAM 303 temporarily stores input data and data such as processing results generated when executing various control processing programs in the work area. The V-RAM 304 holds data to be displayed on the display unit 306.

  The key input unit 305 includes a keyboard having various keys such as character / alphanumeric input keys and cursor keys, and a mouse as a pointing device, and outputs a keyboard and mouse operation signals to the CPU 301. The display unit 306 includes a display screen such as an LCD or a CRT (Cathode Ray Tube), and displays various data on the display screen in accordance with a control signal input from the CPU 301.

  The external storage unit 307 stores the construction table D1, the process table D2, and the photo table D3 shown in FIG. Since the data structure of each table is the same as each table stored in the external storage unit 112 of the authentication data display device 1, description thereof is omitted here. The external storage unit 307 of the server 3 stores data related to all constructions instructed by the installer PC4 and the orderer PC5 connected to the communication network N2, whereas the external storage unit of the authentication data display device 1 112 stores only data relating to construction downloaded from the server 3.

  The communication I / F 308 is an interface for connecting the server 3 to the communication network N2. The communication I / F 309 is an interface for connecting the server 3 to the communication network N1 for mobile communication.

  FIG. 7 shows a main part configuration of the photographing apparatus 2. As shown in FIG. 7, the photographing apparatus 2 includes a CPU 201, a ROM 202, a RAM 203, a V-RAM 204, a timing unit 205, a power supply unit 206, a key input unit 207, an imaging unit 208, a display unit 209, an external storage unit 210, and a communication I. / F211 and each part is connected via the bus 212.

  The CPU 201 reads a system program stored in the ROM 202, develops it in a work memory formed in the RAM 203, and controls each unit of the photographing apparatus 2 according to the system program. Further, the CPU 201 reads out various control processing programs such as a photographing processing program stored in the ROM 202 and develops them in the work memory of the RAM 203, and executes various processing such as photographing processing (see FIG. 13).

  The ROM 202 stores a system program executed by the CPU 201 and various control processing programs. The RAM 203 develops a system program executed by the CPU 201 and various control processing programs in a program storage area. The RAM 203 temporarily stores input data and data such as processing results generated when executing various control processing programs in the work area.

  The V-RAM 204 holds data for display on the display unit 209. The timer 205 outputs data indicating the current date and time to the CPU 201 in accordance with a control signal from the CPU 201. The power supply unit 206 is configured by a battery or the like, and supplies power to each unit configuring the photographing apparatus 2.

  The key input unit 207 includes keys such as a power switch, a shutter key, various setting keys related to photographing, and a cursor key, and outputs an operation signal corresponding to the key operation to the CPU 201.

  The imaging unit 208 has an imaging element such as an optical lens unit for imaging and a CCD (Charge Coupled Device), and captures an image of a shooting target at a construction site according to a shooting instruction input from the CPU 201 in response to a pressing operation of a shutter key. Then, the captured image is photoelectrically converted and output to the CPU 201 as shooting data.

  The display unit 209 includes a display screen such as an LCD, and displays various data on the display screen in accordance with a control signal input from the CPU 201.

  The external storage unit 210 stores shooting data obtained by imaging by the imaging unit 208. The communication I / F 211 is an interface for connecting the imaging device 2 to the authentication data display device 1.

  In FIG. 8, the principal part structure of installer PC4 is shown. As shown in FIG. 8, the installer PC 4 includes a CPU 401, a ROM 402, a RAM 403, a V-RAM 404, a key input unit 405, a display unit 406, an external storage unit 407, and a communication I / F 408. Connected through.

  The CPU 401 reads a system program or a control processing program stored in the ROM 402, develops it in a work memory formed in the RAM 403, and controls each part of the installer PC 4 according to the program.

  The ROM 402 stores a system program executed by the CPU 401 and various control processing programs. The RAM 403 expands a system program executed by the CPU 401 and various control processing programs in a program storage area. The RAM 403 temporarily stores input data and data such as processing results generated when executing various control processing programs in the work area. The V-RAM 404 holds data to be displayed on the display unit 406.

  The key input unit 405 includes a keyboard having various keys such as character / alphanumeric input keys and cursor keys and a mouse as a pointing device, and outputs a keyboard and mouse operation signals to the CPU 401. The display unit 406 includes a display screen such as an LCD or CRT, and displays various data on the display screen in accordance with a control signal input from the CPU 401.

  The external storage unit 407 stores data related to the work to be ordered. The communication I / F 408 is an interface for connecting the installer PC 4 to the communication network N2.

  In addition, since the principal part structure of orderer PC5 is equivalent to installer PC4, description here is abbreviate | omitted.

Next, the operation in this embodiment will be described.
First, a procedure of processing executed in the image capturing system 100 will be described with reference to the sequence diagram of FIG.

  First, a work is ordered by document from the orderer PC5 to the contractor PC4 (step T1). Next, a registration number is applied to the server 3 from the orderer PC 4 that has received the work order (step T2), and a registration number is issued from the server 3 that has received the registration application to the contractor PC 4 (step T3).

  Next, the construction name and process name are instructed from the installer PC 4 to the server 3 (step T4), and based on the instruction, the construction name and process name data are downloaded from the server 3 to the authentication data display device 1. Performed (step T5). In the authentication data display device 1, the construction name and process name are selected from the downloaded data (step T6), and the authentication data display device 1 sends an authentication request for the construction name and process name selected in step T6 to the server 3. Is performed (step T7).

  In the server 3 that has received the authentication request from the authentication data display device 1, an authentication number corresponding to the corresponding construction name and process name is issued, and data of the authentication number is transmitted to the authentication data display device 1 (step T8). ).

  In the photographing device 2, the authentication data display device 1 displaying the authentication number is put into the composition, the work process at the construction site is photographed (step T9), and the photographing data is transmitted to the authentication data display device 1 (step T10). . The authentication data display device 1 associates the photographic data with the authentication number by adding the authentication number received from the server 3 in step T8 to the photographic data received from the photographic device 2 in step T10. The number is transmitted to the server 3 (step T11).

  In the server 3 that has received the shooting data of the work process from the authentication data display device 1, the shooting data is transmitted by e-mail to the installer PC4 and the orderer PC5 (steps T12 and T13). In the server 3, when a signal for notifying the completion of construction is received from the authentication data display device 1 or the like (step T <b> 14; Y), data related to the construction is read from the external storage unit 307 and a construction completion report is received. Is created (step T15), and the created construction completion report data is transmitted to the installer PC4 and the orderer PC5 by e-mail (steps T16 and T17).

Hereinafter, processing executed by the authentication data display device 1, the imaging device 2, and the server 3 among the processing executed by the image capturing system 100 shown in FIG. 9 will be described in detail.
First, an authentication process executed in the authentication data display device 1 will be described with reference to the flowchart of FIG. The authentication process shown in FIG. 10 corresponds to steps T5 to T8 in FIG.

  First, download data reception processing is selected (step S1), and download data can be received. When download data is received from the server 3 (step S2; Yes), the received download data is stored in the external storage unit 112 (step S3). Next, the name of the construction and process (construction name and process name) to be performed at the place where the recognition data display device 1 is installed is selected from the downloaded data (step S4), and the selected construction name and process name are selected. Is displayed on the display unit 111 (step S5).

  Next, the current date and time data and the position data of the recognition data display device 1 measured by the GPS position recognition unit 105 are appended to the construction name and process name data selected in step S4. An authentication request for the construction name and process name to be performed is made (step S6). When data of an authentication number corresponding to the corresponding construction name and process name is received from the server 3 (step S7; Yes), it is determined whether or not the received data is data indicating an error result ( Step S8).

  If it is determined in step S8 that the received data is the data of the correct authentication number (step S8; No), the external storage unit 112 associates the data of the authentication number with the corresponding construction name and process name. (Step S9). Next, the authentication number is displayed on the display unit 111 together with the construction name, process name, registration number, date / time, and location (step S10). FIG. 11A shows a display example of the authentication number and the like.

  If it is determined in step S8 that the received data is data indicating an error result (step S8; Yes), an error message is displayed on the display unit 111 (step S11), and the authentication process ends. FIG. 11B shows an example of an error message displayed on the display unit 111. In step S11, a registration number, a construction name, a process name, a date and a place are displayed as an error message in addition to a warning text.

  When the authentication number is displayed on the display unit 111, timing by the time measuring unit 205 is started. When a predetermined time has elapsed after the authentication number is displayed (step S12; Yes), the authentication number being displayed on the display unit 111 is cleared. (Step S13), the process returns to Step S6, an authentication request is made again, and then the processing of Steps S7 to S12 is repeated. If another process is designated before the predetermined time has elapsed (step S12; No), this authentication process ends.

  Next, an authentication number generation process executed in the server 3 will be described with reference to FIG. The authentication number generation process shown in FIG. 12 corresponds to steps T7 and T8 in FIG.

  When the authentication request is received from the authentication data display device 1 (step S20; Yes), the construction name and process name specified in the authentication request are searched from the data stored in the external storage unit 307 ( Step S21).

  Next, the received date / time data and position data are compared by comparing the date / time data and position data received in the authentication request from the authentication data display device 1 with the scheduled date / time data and position data set in the external storage unit 307. Is in a predetermined range is checked (step S22). In step S22, specifically, the date / time data is checked based on whether or not the difference between the preset date / time data related to the relevant construction and the received date / time data is within a predetermined number of days (for example, 5 days). . In step S22, the position data is checked based on whether or not the difference between the position data relating to the preset construction and the received position data is within a predetermined distance (for example, 100 m).

  If it is determined by the check in step S22 that the received date / time data and position data are within a predetermined range (step S23; Yes), an authentication number corresponding to the designated construction name and process name is generated (step S23). S24). Next, the data of the authentication number generated in step S24 is stored in the process table D2 (step S25), and the data of the authentication number is transmitted to the authentication data display device 1 that requested the authentication (step S26). The number generation process ends. When it is determined by the check in step S22 that the received date / time data and / or position data exceeds the predetermined range (step S23; No), the error result is notified to the authentication data display device 1 that has made the authentication request. Is transmitted (step S27), and the authentication number generation process ends.

  Next, imaging processing executed in the imaging device 2 will be described with reference to the flowchart of FIG. The imaging process shown in FIG. 13 corresponds to steps T9 and T10 in FIG.

  The photographing apparatus 2 has a normal photographing mode and an authentication mode for sequentially recording photographing data for each work process. When the authentication mode is designated by operating the key input unit 207, the authentication mode is set (step S30). When the authentication mode is set, by operating the key input unit 207, as shown in FIG. 14, the authentication data display device 1 supported by the tripod stand is put into the composition, and the work process at the construction site is photographed ( Step S31). As shown in FIG. 11A, the authentication data display device 1 displays a construction name, a process name, an authentication number, and the like.

  When the work process at the construction site is photographed, the timekeeping unit 205 creates timekeeping data indicating the photographing date and time (step S32), and the photographing data is stored in the external storage unit 210 (step S33). Until the end of the work process is instructed by the key input unit 207, the processes of steps S31 to S33 are repeated.

  When the end of the work process is instructed by the key input unit 207 (step S34; Yes), the photographing data obtained by photographing the series of work processes is transmitted to the authentication data display device 1 (step S35), and the main photographing is performed. The process ends.

  Next, with reference to a flowchart of FIG. 15, a photographing data reception process executed in the authentication data display device 1 will be described. The photographing data reception process shown in FIG. 15 corresponds to steps T10 and T11 in FIG.

  First, photographing data reception processing is selected (step S40), and photographing data can be received. When shooting data is received from the shooting device 2 (step S41; Yes), the shooting data is associated with the work process by adding a process number to the received shooting data (step S42). As shown in FIGS. 5 and 6, since the process number and the authentication number have a one-to-one correspondence, the photographing data and the authentication number are associated in step S42.

  Next, the shooting data associated with the authentication number is stored in the external storage unit 112 (step S43), the shooting data is transmitted to the server 3 (step S44), and the shooting data reception process ends.

  Next, imaging data transmission / reception processing executed in the server 3 will be described with reference to the flowchart of FIG. The photographing data transmission / reception process shown in FIG. 16 corresponds to steps T11 to T17 in FIG.

  When shooting data is received from the authentication data display device 1 (step S50; Yes), the received shooting data is stored in the external storage unit 307 in association with the authentication number (step S51), and the shooting data is electronic. It is attached to the mail text (step S52). Next, a registration number corresponding to the corresponding authentication number and a delivery address (e-mail address) corresponding to the registration number are searched from the construction table D1 and the process table D2, and the installer PC4 and the orderer obtained by the search are searched. An e-mail attached with shooting data is transmitted to the e-mail address of the PC 5 (step S53).

  When the e-mail is transmitted in step S53, it is confirmed whether or not there is a construction end instruction (step S54). In step S54, for example, when a construction end instruction is confirmed by receiving a signal for notifying construction completion from the authentication data display device 1 (step S54; Yes), the construction table D1, the process table D2, and the photo table Data relating to the corresponding construction is retrieved from D3, and a construction completion report as shown in FIG. 17 is created based on the data extracted by the retrieval (step S55). As shown in FIG. 17, the construction completion report is attached with a photograph of each work process of the construction.

  Next, the construction completion report created in step S55 is attached to the e-mail message (step S56). Next, a destination (e-mail address) corresponding to the corresponding construction is searched from the construction table D1, and a construction completion report is attached to the e-mail addresses of the constructor PC 4 and the orderer PC 5 obtained by the search. The e-mail is transmitted (step S57), and the photographing data transmission / reception process ends. In step S54, when the completion of the construction cannot be confirmed (step S54; No), the construction completion report is not created and the photographing data transmission / reception process is finished.

  As described above, the server 3 stores the construction data (data relating to the construction) corresponding to the construction name and the process name instructed by the construction worker PC 4 and the orderer PC 5 in the external storage unit 307, so Alternatively, the data designated by the orderer PC5 can be retrieved from the external storage unit 307, and the data obtained by the retrieval can be transmitted to the installer PC4 and the orderer PC5.

  As described above, according to the image photographing system 100 of the present embodiment, the authentication number and the data related to the work process at the construction site are displayed on the authentication data display device 1, and the displayed data is used as the photographing target at the construction site. In addition, by using the same frame for shooting, it is possible to guarantee the reliability of the shooting data at the construction site and to prevent falsification of the shooting data.

  In addition, the construction site photographer and the orderer are able to transmit the shooting data of the construction site to the server 3 and transmit the photographed data from the server 3 to the contractor PC4 and the orderer PC5. Can be grasped in real time.

  Note that the description in the present embodiment can be changed as appropriate without departing from the spirit of the present invention.

  For example, in the present embodiment, the case where the authentication data display device 1 is a dedicated device for displaying authentication data (authentication number) for guaranteeing the authenticity of the photographing data has been described. Various devices capable of mobile communication such as PDA (Personal Digital Assistance) and mobile phones can be used instead.

  In the present embodiment, as shown in FIG. 11A, the authentication data display device 1 shows a case where a registration number, a construction name, a process name, a date, and a place are displayed together with an authentication number. Only the authentication number may be displayed.

  Furthermore, in this embodiment, the contractor receives a document order from the orderer and requests the server 3 to register the construction data. However, the orderer registers the construction data without going through the contractor. You may make it ask.

1 is a diagram illustrating a configuration of an image capturing system according to an embodiment of the present invention. The external view of an authentication data display apparatus. The block diagram which shows the principal part structure of an authentication data display apparatus. The block diagram which shows the principal part structure of a server. The figure which shows the data structure of each table used with an authentication data display apparatus and a server. The figure which shows the example (a) of a construction table, the example (b) of a process table, and the example (c) of a photograph table. The block diagram which shows the principal part structure of an imaging device. The block diagram which shows the principal part structure of a client computer. The sequence diagram which shows the process sequence in an image imaging system. The flowchart which shows the authentication process performed in an authentication data display apparatus. The figure which shows the example of a display in an authentication data display apparatus. The flowchart which shows the authentication number production | generation process performed in a server. 6 is a flowchart showing a photographing process executed in the photographing apparatus. The figure which shows the example of the imaging | photography data by an imaging device. The flowchart which shows the imaging | photography data reception process performed in an authentication data display apparatus. The flowchart which shows the imaging | photography data transmission / reception process performed in a server. The figure which shows an example of the construction completion report produced with a server.

Explanation of symbols

1 Authentication Data Display Device 2 Imaging Device 3 Server 4 Client Computer (Constructor PC)
5 Client computer (ordering PC)
100 Image photographing system 101, 301 CPU
102, 302 ROM
103, RAM RAM
104, 304 V-RAM
105 GPS position recognition unit 106 Timing unit 107 Power source unit 108, 305 Key input unit 109 Touch panel 110 Speaker 111, 306 Display unit 112, 307 External storage unit 113, 114, 308, 309 Communication I / F
D1 Construction table D2 Process table D3 Photo table N1, N2 Communication network

Claims (8)

An image photographing system comprising a server that manages photographing data of a subject and an authentication data display device that displays authentication data for guaranteeing authenticity of the photographing data,
The authentication data display device
Display means for receiving and displaying the authentication data from the server;
Associating means for acquiring photographing data including the subject and authentication data displayed on the display means in the same image from the photographing device, and associating the acquired photographing data with the authentication data;
An image photographing system comprising: The server
Storage means for storing construction data;
Search means for retrieving data designated from a client computer connected to the server via a communication network from the storage means;
First transmission means for transmitting data obtained by the search by the search means to the client computer;
Generating means for generating the authentication data;
Second transmission means for transmitting the authentication data generated by the generation means to the authentication data display device;
The image photographing system according to claim 1, further comprising: The server
Receiving means for receiving the imaging data from the authentication data display device;
When photographing data is received by the receiving means, it is determined whether or not a construction consisting of one or a plurality of steps is completed, and if it is determined that the construction is completed, the data stored in the storage means A creation means for creating a completion report of the construction based on;
Third transmission means for transmitting the completion report created by the creation means to the client computer;
The image photographing system according to claim 2, further comprising: The authentication data display device
The image capturing system according to any one of claims 1 to 3, wherein when requesting the server to transmit the authentication data, date data indicating a current date is transmitted to the server. The authentication data display device
The image according to any one of claims 1 to 3, wherein when requesting the server to transmit the authentication data, position data indicating a current position of the authentication data display device is transmitted to the server. Shooting system. The authentication data display device
6. The image photographing according to claim 1, wherein when a predetermined time has elapsed after receiving the authentication data from the server, the server requests the server to transmit the authentication data again. system. The server
When the date / time data is received from the authentication data display device, the received date / time data is compared with the date / time data of the data relating to the preset work, and the comparison result is transmitted to the authentication data display device. The image photographing system according to claim 4. The server
When the position data is received from the authentication data display device, the received position data is compared with the position data of the data related to the preset work, and the comparison result is transmitted to the authentication data display device. The image photographing system according to claim 5.

Images