WO2007034684A1 - Terminal de réseau, procédé et programme de transmission de données, procédé et programme de réception de données et support d’enregistrement - Google Patents

Terminal de réseau, procédé et programme de transmission de données, procédé et programme de réception de données et support d’enregistrement Download PDF

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Publication number
WO2007034684A1
WO2007034684A1 PCT/JP2006/317774 JP2006317774W WO2007034684A1 WO 2007034684 A1 WO2007034684 A1 WO 2007034684A1 JP 2006317774 W JP2006317774 W JP 2006317774W WO 2007034684 A1 WO2007034684 A1 WO 2007034684A1
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WO
WIPO (PCT)
Prior art keywords
communication terminal
video data
transmission request
input
transmission
Prior art date
Application number
PCT/JP2006/317774
Other languages
English (en)
Japanese (ja)
Inventor
Hiroaki Shibasaki
Original Assignee
Pioneer Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2005277791A external-priority patent/JP2007089017A/ja
Priority claimed from JP2005295134A external-priority patent/JP2007104568A/ja
Application filed by Pioneer Corporation filed Critical Pioneer Corporation
Publication of WO2007034684A1 publication Critical patent/WO2007034684A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/029—Location-based management or tracking services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/52—Network services specially adapted for the location of the user terminal

Definitions

  • Communication terminal data transmission method, data reception method, data transmission program, data reception program, and recording medium
  • the present invention relates to a communication terminal, a data transmission method, a data reception method, a data transmission program, a data reception program, and a recording medium used for data transmission / reception between users.
  • the use of the present invention is not limited to the communication terminal, the data transmission method, the data reception method, the data transmission program, the data reception program, and the recording medium described above.
  • Patent Document 1 JP 2001-333451 A
  • a communication terminal is a communication terminal in a communication network having a plurality of communication terminals capable of communicating with each other, and the communication terminal
  • a distribution unit that distributes the location information of the current location of the terminal to a communication terminal other than the communication terminal, and a result of the distribution of the location information by the distribution unit, the transmission request signal of the video data relating to the current location is
  • receiving a transmission request signal by the receiving means that receives other communication terminal power and the receiving means acquiring means for acquiring video data relating to the current location, and transmitting the video data acquired by the acquiring means And a transmission means for transmitting the request signal to the communication terminal that has transmitted the request signal.
  • the communication terminal according to the invention of claim 5 is a communication terminal in a communication network composed of a plurality of communication terminals capable of communicating with each other, and is a current point of a communication terminal other than the communication terminal.
  • a first receiving means for receiving the spot information; an output means for outputting the spot information received by the first receiving means; and when the spot information is output by the output means, the other communication terminal An input means for receiving an input of a transmission request for video data relating to the current location, a transmission means for transmitting a transmission request signal for video data relating to the current location when the transmission request is input by the input means, and the transmission
  • a second receiving means for receiving the video data related to the current location as a result of the transmission request signal being transmitted by the means.
  • the communication terminal according to the invention of claim 8 is a communication terminal in a communication network composed of a plurality of communication terminals capable of communicating with each other, and an input unit that receives an imaging input of video data;
  • An acquisition unit configured to acquire the video data together with the point information of the communication terminal during imaging of the video data when the image input is performed by the input unit; and the point information acquired by the acquisition unit
  • a distribution means for distributing to the network, a reception means for receiving the transmission request signal of the video data from the other communication terminal as a result of the distribution of the point information by the distribution means, and a transmission request signal by the reception means. Is received, a transmission means for transmitting the video data to the communication terminal that has transmitted the transmission request signal.
  • the communication terminal according to the invention of claim 9 is a communication terminal in a communication network composed of a plurality of communication terminals capable of communicating with each other, and an input unit that receives an imaging input of video data;
  • the acquisition unit that acquires the video data together with the information about the imaging time of the video data and the information about the imaging time acquired by the acquisition unit are distributed to the other communication terminals.
  • a distribution means that receives the transmission request signal for the video data from the other communication terminal as a result of the distribution of the point information by the distribution means; and a transmission request signal that is received by the reception means.
  • the communication terminal according to the invention of claim 10 is a communication terminal in a communication network including a plurality of communication terminals capable of communicating with each other, and an input unit that receives an imaging input of video data;
  • the acquisition means for acquiring the video data together with the speed information of the communication terminal during the imaging of the video data, and the speed information acquired by the acquisition means A distribution unit that distributes to a communication terminal; a reception unit that receives a transmission request signal of the video data from the other communication terminal as a result of distribution of the speed information by the distribution unit; and a reception unit A transmission unit configured to transmit the video data to a communication terminal that has transmitted the transmission request signal when a transmission request signal is received.
  • the communication terminal according to the invention of claim 11 is a communication terminal in a communication network having a plurality of communication terminals capable of communicating with each other, and is captured by a communication terminal other than the communication terminal.
  • the imaging point information is output by the first receiving unit that receives the imaging point information of the video data, the output unit that outputs the imaging point information received by the first receiving unit, and the output unit
  • second receiving means for receiving the video data from the other communication terminal as a result of the transmission request signal being transmitted.
  • the communication terminal according to the invention of claim 12 is a communication terminal in a communication network having a plurality of communication terminals capable of communicating with each other, and is imaged by a communication terminal other than the communication terminal.
  • the imaging time information is output by the first receiving means for receiving the imaging time information of the video data, the output means for outputting the imaging time information received by the first receiving means, and the output means
  • An input means for receiving an input of the transmission request for the video data; a transmission means for transmitting a transmission request signal for the video data when the input request is input by the input means; and And second receiving means for receiving the video data from the other communication terminal as a result of the transmission request signal being transmitted.
  • the communication terminal according to the invention of claim 13 is a communication terminal in a communication network having a plurality of communication terminals capable of communicating with each other, and speed information of communication terminals other than the communication terminal
  • the first receiving means for receiving the speed information
  • the output means for outputting the speed information received by the first receiving means
  • the speed information is associated with the speed information.
  • Input means for accepting an input of a transmission request for video data
  • a transmission means for transmitting a transmission request signal for the video data when the transmission means is input by the input means
  • the transmission means for transmitting the transmission request signal.
  • a second receiving means for receiving the video data from the other communication terminal as a result of the transmission request signal being transmitted.
  • the data transmission method according to the invention of claim 14 includes a plurality of communication methods that can communicate with each other.
  • a data transmission method that uses a communication terminal in a communication network that is a communication terminal, the distribution step of distributing the current location information of the communication terminal to other communication terminals other than the communication terminal, and the distribution step
  • the reception step of receiving the transmission request signal of the video data related to the current point is received by the other communication terminal, and when the transmission request signal is received by the reception step,
  • the data receiving method according to the invention of claim 15 is a data receiving method using a communication terminal in a communication network having a plurality of communication terminals capable of communicating with each other.
  • a first reception process for receiving the location information of the current location of another communication terminal, an output step for outputting the location information received in the first reception step, and the location information is output by the output step. If there is an input step for receiving a transmission request for video data related to the current location of the other communication terminal, and if the transmission request is input in the input step, a transmission request signal for video data related to the current location
  • the data transmission method according to the invention of claim 16 is a data transmission method using a communication terminal in a communication network having a plurality of communication terminals capable of communicating with each other, wherein image data is captured and input.
  • the data receiving method according to the invention of claim 17 is a data receiving method using communication terminals in a communication network having a plurality of communication terminals capable of communicating with each other.
  • an input step for receiving an input of the transmission request for the video data, and when the transmission request is input by the input step, a transmission request signal for the video data is transmitted.
  • a data transmission program according to the invention of claim 18 is characterized by causing a computer to execute the data transmission method according to claim 14 or 16.
  • a data reception program according to the invention of claim 19 causes a computer to execute the data reception method according to claim 15 or 17.
  • a recording medium according to the invention of claim 20 is readable by a computer recording the data transmission program according to claim 18.
  • a recording medium according to the invention of claim 21 is readable by a computer recording the data receiving program according to claim 19.
  • FIG. 1 is a block diagram showing a functional configuration of a data transmission / reception system according to a first embodiment.
  • FIG. 2 is a flowchart showing a procedure of data transmission processing of the first communication terminal.
  • FIG. 3 is a flowchart showing a procedure of data reception processing of the second communication terminal.
  • FIG. 4 is an explanatory diagram showing a system configuration of a data transmission / reception system according to the embodiment.
  • FIG. 5 is a block diagram showing a hardware configuration of the navigation device.
  • FIG. 6 is a flowchart showing a procedure of data transmission processing of a navigation device for a vehicle that transmits data.
  • FIG. 7 is a flowchart showing a procedure of data reception processing of the navigation device for a vehicle that receives data.
  • FIG. 8 is an explanatory view showing an example of a screen display of point information.
  • FIG. 9 is a block diagram of a functional configuration of the data transmission / reception system according to the second embodiment.
  • FIG. 10 is a flowchart showing a procedure of data transmission processing of the first communication terminal.
  • FIG. 11 is a flowchart showing a procedure of data reception processing of the second communication terminal.
  • FIG. 12 is a flowchart showing a procedure of data transmission processing of a navigation device for a vehicle that transmits data.
  • FIG. 13 is a flowchart showing a data reception processing procedure of the navigation device for a vehicle that receives data.
  • FIG. 14 is an explanatory diagram showing an example of a screen display of a video data transmission request notification. Explanation of symbols
  • Second receiver 1100 Data transmission / reception system
  • FIG. 1 is a block diagram of a functional configuration of the data transmission / reception system according to the first embodiment.
  • a data transmission / reception system 100 includes a first communication terminal 110 that transmits video data and a second communication terminal 120 that receives video data.
  • the first communication terminal 110 and the second communication terminal 120 are communication terminals in a communication network having a plurality of communication terminals capable of communicating with each other.
  • the first communication terminal 110 includes a distribution unit 111, a reception unit 112, an acquisition unit 113, a transmission unit 114, and a determination unit 115.
  • Distribution section 111 distributes the location information of the current location of first communication terminal 110 to other communication terminals including second communication terminal 120.
  • the location information of the current location is, for example, latitude and longitude information of the current location of the first communication terminal 110.
  • Distribution Department 11 Specifically, 1 specifies the current position of the first communication terminal 110 based on, for example, a GPS signal received by a GPS receiver.
  • the distribution unit 111 transmits point information or the like using, for example, a broadcast address that transmits information to all communication terminals in the communication network. Further, the distribution unit 111 transmits the point information only to the communication terminal located within the communication area of the specific base station, specifies the communication address of the second communication terminal 120, etc. It is also possible to distribute location information etc. to only a limited number.
  • the reception unit 112 receives a transmission request signal of video data related to the current point from other communication terminals including the second communication terminal 120.
  • the transmission request signal received by the receiving unit 112 may specify whether the length of the video data or video data that reflects the current location is desired for any direction force! /.
  • the acquisition unit 113 acquires video data regarding the current location.
  • the video data includes still images and moving images. If the transmission request signal received by the receiving unit 112 specifies the length of the video data or the direction from which the video data showing the current location is desired, the acquiring unit 113 specifies the specified condition. The video is acquired based on the above.
  • the acquisition of video data may be started, and the acquisition may be started after a predetermined time after the transmission request signal is received. It is good. Further, after the start of the acquisition of the video data, the acquisition may be stopped after a predetermined time has elapsed, or the acquisition may be stopped by an instruction from the user of the first communication terminal 110. Furthermore, the acquisition unit 113 acquires video data based on the determination result of the determination unit 115 when the determination unit 115 described below makes a determination.
  • additional information supplementing the acquired video data may be attached. For example, if it is possible to attach explanations and actual conditions of events reflected in video data using text or audio, the value of information can be improved.
  • Transmitting section 114 transmits the video data acquired by acquiring section 113 to the communication terminal that transmitted the transmission request signal.
  • the transmission unit 114 transmits the transmission request received by the reception unit 112.
  • Signal seeking power The communication address of the second communication terminal 120 is specified, and video data is transmitted.
  • the video data can be sent as a single file of video data taken for a certain period of time, or in real-time streaming. Furthermore, depending on the format of the video data and additional information, plug-ins necessary for use at the transmission destination may be attached and transmitted.
  • Determination unit 115 determines whether or not the video data is acquired based on the elapsed time from distribution by distribution unit 111 and whether or not the transmission request signal is received by reception unit 112. Specifically, the determination unit 115 determines that the video data is not acquired even if the transmission request signal is received after the distribution power of the distribution unit 111 has also exceeded a predetermined time, for example.
  • the second communication terminal 120 includes a first reception unit 121, an output unit 122, an input unit 123, a transmission unit 124, and a second reception unit 125.
  • the first receiving unit 121 receives the location information of the current location of the first communication terminal 110, which is a communication terminal other than the second communication terminal 120.
  • the location information of the current location is, for example, the latitude and longitude information of the current location of the first communication terminal 110.
  • the output unit 122 outputs the spot information received by the first receiving unit 121.
  • the output unit 122 displays, for example, a screen where the point information is drawn on a map, displays the point information in text format on the screen, and outputs the sound.
  • the input unit 123 receives an input of a video data transmission request regarding the current location of the first communication terminal 110, which is another communication terminal. Also, at this time, specify the length of the video data, the video data that reflects the current direction of the video, and the video data transmission method (batch transmission power streaming).
  • input unit 123 accepts a data transmission request made by the user based on the information output by output unit 122, for example. Specifically, the input unit 123 receives an input of a video data transmission request using, for example, an operation button touch panel, an audio input device, or the like.
  • the transmission unit 124 When the transmission unit 124 receives a transmission request from the input unit 123, the transmission unit 124 A transmission request signal is transmitted. For example, the transmitting unit 124 specifies the communication address of the first communication terminal 110 received by the first receiving unit 121 and transmits a transmission request signal.
  • second reception section 125 receives video data relating to the current location from first communication terminal 110, which is another communication terminal.
  • the second receiving unit 125 may receive video data related to the current location when the transmission request signal is transmitted, or may receive video data related to the current location within a predetermined time after transmitting the transmission request signal. May be. That is, video data that reflects the current location immediately after transmission of the transmission request signal may be received, or video data that reflects the current location after a predetermined time has elapsed after transmission of the transmission request signal may be received. .
  • FIG. 2 is a flowchart showing a procedure of data transmission processing of the first communication terminal.
  • first communication terminal 110 first distributes the location information of the current location to other communication terminals including second communication terminal 120 by distribution unit 111 (step S201). ). Then, the receiver 112 waits until it receives a data transmission request signal from another communication terminal including the second communication terminal 120 (step S 202: No loop).
  • the acquisition unit 113 acquires video data relating to the current location (step S203). At this time, if the start time of video data acquisition or the length of the video to be acquired is specified, the video is acquired in accordance with the specification. Further, based on the elapsed time from distribution by the distribution unit 111 and whether or not the transmission request signal is received by the reception unit 112, the determination unit 115 may determine whether or not the video data is acquired. .
  • the transmission unit 114 transmits the video data to the communication terminal that has transmitted the transmission request signal (step S204), and the processing according to this flowchart ends.
  • Video data can be sent as a batch of video data taken for a certain period of time, or in real time. You may also stream it to your website.
  • FIG. 3 is a flowchart showing a procedure of data reception processing of the second communication terminal.
  • the second communication terminal 120 first waits until the first receiving unit 121 receives the point information of the first communication terminal 110 (step S301: No loop). .
  • the output unit 122 outputs the point information received in step S301 (step S302).
  • step S303 it is determined whether or not the input unit 123 has received a video data transmission request from the user (step S303).
  • a video data transmission request is input (step S303: Yes)
  • a video data transmission request signal is transmitted to the first communication terminal 110 (step S304).
  • step S303: No the process returns to step S301 and the subsequent processing is repeated.
  • step S304 When a video data transmission request signal is transmitted to the first communication terminal 110 in step S304, it waits until video data is received by the second receiver 125 (step S305: No loop). When the video data is received (step S305: Yes), the processing by this flowchart is terminated.
  • the second communication terminal 120 can acquire video data related to the current location of the first communication terminal 110 in real time or in the vicinity thereof.
  • the user of the other communication terminal is requested to transmit the video data, that is, the video at the point. It is possible to determine whether or not data is necessary information for the user. As a result, the user of each communication terminal can access the data he / she needs more precisely.
  • the video data acquisition deadline is determined by determining whether or not to acquire the video data. As a result, for example, the surroundings change or the first communication terminal 110 moves, so that video data that is different from the content originally intended for transmission is delivered to other communication terminals. Can be avoided.
  • FIG. 4 is an explanatory diagram showing a system configuration of a data transmission / reception system according to the embodiment.
  • Fig. 4! Turn on road L1, L2 and drive 410, 420 (420a ⁇ 420e) to the road.
  • navigation devices 411 and 421 (421a to 421e) are mounted on vehicles 410 and 420, respectively.
  • the navigation devices 411 and 421 communicate with the roadside devices 430 (430a to 430c) installed on the side of the road on which the vehicles 410 and 420 run, respectively, and send and receive data.
  • the roadside devices 430a to 430c are each connected to a network, and the communication areas are areas A, B, and C indicated by dotted lines in FIG.
  • the vehicles 410 and 420 that have entered the communication areas of the roadside devices 430a to 430c are connected to the network via the roadside devices 430a to 430c to transmit and receive data.
  • the roadside machine 430 is installed so as to cover a point where the vehicles 410, 420 such as a road and a parking lot can enter as a communication area.
  • an ID for identifying the own vehicle is uniquely assigned to each vehicle 410 and 420, for example, as an IP address.
  • This ID is used as a communication address in the data transmission / reception system 400, and the navigation devices 411, 421 can transmit information to a specific vehicle 410, 420 using the ID of the vehicle 410, 420.
  • the IDs of the vehicles 410 and 420 are stored in the navigation devices 411 and 421, respectively.
  • the navigation devices 411 and 421 can transmit information using a "broadcast address" that is a common address of the vehicles 410 and 420 in the communication area of all roadside devices 430. .
  • a broadcast address may be provided for each individual roadside machine 430. For example, when information is distributed using the broadcast address for the roadside machine 430a, the information is distributed to the vehicles 410 and 420 in the area A.
  • Fig. 4 all the vehicles 410 and 420 in the communication area of the roadside machine 430 are used to transmit information using the broadcast address.
  • the present invention is not limited to this. Sending information using the broadcast address including the vehicle.
  • the information may be transmitted using a broadcast address including other vehicles traveling far behind the vehicles 410 and 420.
  • information can be transmitted to unspecified vehicles in a wide range.
  • an area for transmitting information may be designated and transmitted!
  • the area can be designated by designating the roadside machine 430. This designation is naturally possible from a vehicle traveling on another road, and when the vehicle power is designated by, for example, the roadside machine 430c and the information is transmitted, the information is distributed to the vehicles in the area C. Will be.
  • the navigation devices 411 and 421 are each provided with a camera for video shooting.
  • the camera can capture still images and moving images.
  • it can capture video data of still images and videos taken with a digital camera or mobile phone camera.
  • Passengers of vehicles 410 and 420 can transmit video data captured by the cameras of navigation devices 411 and 412 or captured from other devices over the network. it can.
  • the passengers of other vehicles 410 and 420 determine whether or not the transmitted video data is necessary, and then determine whether or not to receive the transmission. For example, near the current position of your vehicle The video data transmitted by the vehicles 410 and 420 or the vehicles 410 and 420 at the point where the vehicle is going to travel or the video data of the field of interest is highly likely to be transmitted.
  • the vehicle that provides (sends) video data will be described as the vehicle 410
  • the vehicle that provides (receives) video data will be described as the vehicle 420.
  • Any of the vehicles 410 and 420 may be the transmission side and the reception side.
  • FIG. 5 is a block diagram showing a hardware configuration of the navigation device.
  • navigation devices 411 and 421 include a CPU 501, a ROM 502, a RAM 503, a magnetic disk drive 504, a magnetic disk 505, an optical disk drive 506, an optical disk 507, an audio IZF (interface) 508, A microphone 509, a speaker 510, an input device 511, a video IZF 512, a display 513, a communication I / F 514, and a GPS Resino 515 are provided.
  • each component 501 to 515 is connected by a bus 520.
  • the CPU 501 governs overall control of the navigation devices 411 and 421.
  • the ROM 502 records programs such as a boot program, a communication program, a database creation program, and a data analysis program.
  • the RAM 503 is used as a work queryer for the CPU 501.
  • the magnetic disk drive 504 controls reading and writing of data with respect to the magnetic disk 505 according to the control of the CPU 501.
  • the magnetic disk 505 records data written under the control of the magnetic disk drive 504.
  • the magnetic disk 505 for example, HD (node disk) or FD (flexible disk) can be used.
  • the optical disk drive 506 controls the reading and writing of data to the optical disk 507 according to the control of the CPU 501.
  • the optical disc 507 is a detachable recording medium from which data is read according to the control of the optical disc drive 506.
  • the optical disk 507 can use a writable recording medium.
  • the removable recording medium may be a power MO of the optical disc 507, a memory card, or the like.
  • the audio IZF 508 includes a microphone 509 for audio input and a speaker 51 for audio output. Connected to 0. Audio received by the microphone 509 is AZD converted in the audio IZF508. Audio is output from the speaker 510. Note that the sound input from the microphone 509 can be recorded on the magnetic disk 505 or the optical disk 507 as sound data.
  • Examples of the input device 511 include a remote controller, a keyboard, a mouse, a touch panel, and the like provided with a plurality of keys for inputting characters, numerical values, various instructions, and the like. Furthermore, the input device 511 can connect other information processing terminals (hereinafter simply referred to as devices) such as a digital camera to input / output data.
  • devices information processing terminals
  • the input device 511 includes a camera capable of shooting still images and moving images (videos). Still images and moving images shot by the camera can be recorded on the magnetic disk 505 or the optical disk 507 as video data. It is also possible to connect other devices such as a digital camera or a mobile phone to the input device 511 and capture video data shot by each device.
  • a camera capable of shooting still images and moving images (videos). Still images and moving images shot by the camera can be recorded on the magnetic disk 505 or the optical disk 507 as video data. It is also possible to connect other devices such as a digital camera or a mobile phone to the input device 511 and capture video data shot by each device.
  • the video IZF 512 is connected to the display 513.
  • the video I / F 512 includes, for example, a graphic controller that controls the entire display 513, a buffer memory such as VRAM (Video RAM) that temporarily records image information that can be displayed immediately, and a graphic controller. Based on the output image data, it is configured by a control IC that controls display of the display 513.
  • VRAM Video RAM
  • Display 513 displays an icon, a cursor, a menu, a window, or various data such as characters and images.
  • this display 513 for example, a CRT, a TFT liquid crystal display, a plasma display, or the like can be adopted.
  • the communication IZF 514 is connected to a communication network via radio and functions as an interface between the navigation devices 411 and 421 and the CPU 501. Further, the communication IZF 514 is connected to a communication network such as the Internet via wireless and functions as an interface between the communication network and the CPU 501.
  • Communication networks include LANs, WANs, public line networks and mobile phone networks.
  • communication IZF514 is composed of, for example, FM tuner, VICS (Vehicle Information and Communication System) Z beacon Resino, wireless navigation device, and other navigation devices, and traffic congestion that VICS center power is also distributed.
  • Road traffic information such as traffic regulations.
  • VICS is a registered trademark.
  • the GPS receiver 515 acquires information indicating the current position of the vehicles 410 and 420 (the current position of the navigation devices 411 and 421) using output values of GPS (Global Positioning System) and various sensors. To do.
  • the information indicating the current position is information for specifying one point on the map information such as latitude and longitude.
  • FIG. 6 is a flowchart showing a procedure of data transmission processing of the navigation apparatus for a vehicle that transmits data.
  • the navigation apparatus 411 waits until a point information transmission request is input (step S601: No loop). For example, when the passenger of the vehicle 410 wants to convey the current surrounding situation to the surroundings, such as when the vehicle is involved in a traffic jam, a point information transmission request is input.
  • the navigation device 411 distributes the point information to the navigation device 421 of another vehicle 420 using the broadcast address (Ste S602).
  • the location information includes the location information of the current position of the vehicle 410, video data category (for example, video for traffic jams, video for landscapes, etc.), and presence / absence of additional information (for example, voice information and text information for situation explanations) If these contents do not change, only the point information may be transmitted.
  • a transmission time limit may be set for the video data. For example, information that fluctuates over time, such as when you want to convey traffic jam information, has no information value when traffic jams are resolved or the situation changes when the vehicle leaves the traffic jam. For this reason, for example, it may be set so that video data is not taken after a certain period of time has elapsed after transmitting point information.
  • a notification of request for data transmission only in a specific area is used, for example, by using a broadcast address transmitted only to a vehicle 420 in a specific base station rather than a broadcast address transmitted to all vehicles 420. May be delivered.
  • a broadcast address that can specify a group of acquaintances or a group having a terminal that can receive a specific service may be used.
  • the navigation apparatus 411 determines whether or not a video data transmission request signal has been received from the navigation apparatus 421 of another vehicle 420 (step S603).
  • the video data transmission request signal is received (step S603: Yes)
  • video data shooting is started by the camera provided in the navigation device 411 (step S604).
  • step S603 if the video data transmission request signal is not received (step S603: No), the process returns to step S602, and the distribution of the point information is continued. This is because the vehicle 410 often moves, so the current position changes from moment to moment. It should be noted that the transmission of the point information is continued when performing the processing after step S604.
  • the process waits until a predetermined time elapses (step S605: No loop), and when the predetermined time elapses (step S605: Yes), the photographing is finished (step S606).
  • the predetermined time is a shooting time set by a passenger of the vehicle 410 or a shooting time specified by a transmission applicant included in the video data transmission request signal. If necessary, additional information is attached to the acquired video data.
  • the video data is transmitted to the navigation device 421 of the vehicle 420 that has transmitted the video data transmission request signal (step S607), and the processing according to this flowchart ends.
  • streaming transmission may be performed in which captured video data is immediately transmitted.
  • the received video data transmission request signal is further narrowed down to a specific region or direction. However, if there is a request for data, the data may be transmitted to the corresponding area. If there is a plug-in necessary for using the data, it is sent together with the data.
  • FIG. 7 is a flowchart showing a procedure of data reception processing of the vehicle navigation apparatus that receives data.
  • the navigation device 421 first waits until it receives point information from the navigation device 411 of the vehicle 410 (step S701: No loop).
  • the received location information is output by screen display by the display 513, audio output from the speaker 510, or the like (step S702).
  • the point information includes information about the category of data and the presence / absence of additional information.
  • the navigation device 421 outputs these pieces of information and waits for a determination as to whether or not the passenger of the vehicle 420 is capable of receiving data. That is, it is determined whether or not a video data transmission request for requesting transmission of video data to the vehicle 410 has been input (step S703).
  • step S703 When it is determined that the passenger receives video data and a video data transmission request for transmission of video data is input (step S703: Yes), the navigation device 421 sends a video to the navigation device 411. A data transmission request signal is returned (step S704). At this time, the address of the navigation device 411 as a reply destination is specified using the transmission source address of the point information received in step S701. In addition, if you want video data for a specific area or direction, you can send the district name and direction.
  • step S705 No loop
  • step S705 Yes
  • step S703 No
  • FIG. 8 is an explanatory diagram showing an example of a screen display of point information.
  • a new message 801 of point information is displayed on the display 513 of the navigation device 421.
  • the sender information 811, the location information 812, the category information 813, the reception date and time information 814, the access time limit information 815, and the presence / absence information 816 of the additional information are displayed according to the new arrival point information.
  • the sender information 811, the location information 812, the category information 813, the reception date and time information 814, the access time limit information 815, and the presence / absence information 816 of the additional information are displayed according to the new arrival point information.
  • Sender information 811 is information for specifying a transmission source of point information such as IDs of vehicles 410 and 420, for example.
  • the position information 812 indicates the current position of the point information transmission source.
  • Category 1 information 813 indicates what category the content of the transmitted video data belongs to.
  • the reception date / time information 814 indicates the date / time when the point information is received.
  • the access time limit information 815 indicates the transmission time limit of the video data set by the point information sender.
  • Presence / absence of additional information Information 816 indicates the presence / absence of additional information regarding video data.
  • a received point information list 821 that is a list of already received point information is displayed.
  • the sender information 831, location information 832, category information 833, reception date and time information 834, access time limit information 835, and additional information presence / absence information 836 are displayed in the received point information list 821. .
  • the user determines whether or not to make a transmission request for video data to the point information transmission source.
  • the point information is selected and a video data transmission request signal is returned (see step S704 in FIG. 7).
  • the data list is displayed in order from the newest reception date and time !, but the data can be sorted or selected according to the respective information.
  • data can be narrowed down by inputting a keyword in the search input box 841 or selecting a genre of data from the genre selection box 842. Note that the data for which the access time limit has passed is deleted from the received point information list 821.
  • a change in the current position of the vehicle 410 that transmitted the point information may be displayed as a point or an icon.
  • the current location information is periodically received from the sender and received until the access deadline. Move points and icons on the map based on the information. As a result, it is possible to more accurately grasp which point the video data transmitted from the point information transmission source is.
  • the navigation device 411 receives the video data related to the current position of the vehicle 410 based on the video data transmission request from the navigation device 421. Take a picture and send it to the navigation device 421. From this, the passenger of the vehicle 420 can acquire the video regarding the current location of the vehicle 410 in real time or in the form of it.
  • FIG. 9 is a block diagram of a functional configuration of the data transmission / reception system according to the second embodiment.
  • a data transmission / reception system 1100 includes a first communication terminal 1110 that transmits video data and a second communication terminal 1120 that receives video data.
  • the first communication terminal 1110 and the second communication terminal 1120 are communication terminals in a communication network having a plurality of communication terminals capable of communicating with each other.
  • the first communication terminal 1110 includes an input unit 1111, an acquisition unit 1112, a distribution unit 1113, a reception unit 1114, and a transmission unit 1115.
  • the input unit 1111 accepts imaging input of video data.
  • the imaging input is an input of information instructing video shooting.
  • the input unit 1111 accepts an input from an operation button provided on the first communication terminal 1110, a voice input, or the like.
  • the acquisition unit 1112 acquires the video data together with the point information of the first communication terminal 1110 during the imaging of the video data (hereinafter referred to as imaging point information) when the input unit 1111 captures and inputs the video data.
  • the imaging point information of the first communication terminal 1110 is information that identifies the current position of the first communication terminal 1110 at each time. For example, latitude and longitude information at each time of the first communication terminal 1110 It is.
  • Video data includes still images and moving images.
  • the acquisition unit 1112 captures video data with a camera provided in the first communication terminal 1110, and adds and stores imaging point information.
  • Distribution unit 1113 distributes the imaging point information acquired by acquisition unit 1112 to other communication terminals including second communication terminal 1120. Specifically, the distribution unit 1113 transmits the imaging point information using, for example, a broadcast address that transmits information to all communication terminals in the communication network. In addition, the distribution unit 1113 transmits the imaging point information only to the communication terminals located within the communication area of the specific base station, or specifies the communication address of the second communication terminal 1120 individually, for example. It is also possible to distribute imaging point information to only a limited number of communication terminals.
  • reception unit 1114 receives a transmission request signal for video data from other communication terminals including second communication terminal 1120.
  • the transmission request signal received by the receiving unit 1114 may include information for specifying the length of the video data and the further narrowed shooting point.
  • the transmission unit 1115 transmits the video data to the communication terminal that has transmitted the transmission request signal.
  • the transmission request signal received by the receiving unit 1114 includes information specifying the length of the video data or the shooting location, the video data shot by the acquiring unit 1112 is cut out and transmitted.
  • Transmitting section 1115 specifies the communication address of second communication terminal 1120 from the transmission request signal received by receiving section 1114, for example, and transmits video data.
  • the video data may be transmitted as a single file of video data for a certain period of time, or may be streamed while maintaining the connection for a certain period. Furthermore, depending on the format of the video data and additional information, you may attach the plug-in required for use at the destination.
  • the second communication terminal 1 120 includes a first reception unit 1121, an output unit 1122, an input unit 1123, a transmission unit 1124, and a second reception unit 1125.
  • First receiving section 1121 receives imaging point information of video data captured by another communication terminal other than second communication terminal 1120 (for example, first communication terminal 1110).
  • the imaging point information is information for specifying the current position of another communication terminal at the time when the video data is captured, and is, for example, latitude / longitude information at each time.
  • the output unit 1122 outputs imaging point information received by the first receiving unit 1121.
  • the output unit 1122 displays, for example, a drawing of imaging point information on a map, displays the imaging point information in text format on the screen, and outputs sound.
  • the input unit 1123 receives an input of a video data transmission request. At this time, the length of the video data and the shooting point may be further narrowed down and specified. You can also specify the video data transmission method (batch transmission or streaming transmission power).
  • input unit 1123 accepts a transmission request for data input by the user based on the information output by output unit 1122, for example. Specifically, the input unit 1123 receives an input of a video data transmission request using, for example, an operation button touch panel, an audio input device, or the like.
  • the transmission unit 1124 transmits a transmission request signal for video data.
  • the transmission unit 1124 specifies the communication address of the first communication terminal 1110 for the transmission source address of the imaging point information received by the first reception unit 1121 and transmits a transmission request signal.
  • the second reception unit 1125 receives the transmission request signal from the transmission unit 1124, and others Communication terminal power Receive video data.
  • the acquisition unit 1112 of the first communication terminal 1110 acquires imaging point information that is point information of the first communication terminal 1110 during imaging of the video data.
  • information regarding the imaging time of video data (the time when video data was captured) and speed information of the first communication terminal 1110 during imaging of video data (for example, the power of stopping, It is also possible to acquire whether the vehicle is moving at a speed higher than a predetermined speed.
  • distribution section 1113 transmits each piece of information acquired by acquisition section 1112 (information relating to shooting time, speed information) to another communication device.
  • the second communication terminal 1120 receives each piece of information by the first receiving unit 1121 and outputs it by the output unit 1122.
  • each information may be acquired and distributed simultaneously as a plurality of types of information such as imaging point information and imaging time information.
  • FIG. 10 is a flowchart showing a procedure of data transmission processing of the first communication terminal.
  • first communication terminal 1110 first stands by until input unit 1111 accepts an imaging input of video data (step S 1201: No loop).
  • the acquisition unit 111 2 acquires the video data and imaging point information (step S1202).
  • the distribution unit 1113 distributes the imaging point information to other communication terminals that can communicate with each other (step S1203). Then, it waits until a transmission request signal is received from another communication terminal (for example, second communication terminal 11 20) (step S 1204: No loop) and receives the transmission request signal (step S 1204: (Yes), the video data acquired in step SI 202 is transmitted (step S1205), and the processing according to this flowchart ends. Video data can be sent in batches of video data for a certain time as a file! You can send streaming data while maintaining the connection for a certain time. Next, processing performed by the second communication terminal 1120 will be described.
  • FIG. 11 is a flowchart showing a procedure of data reception processing of the second communication terminal. In the flowchart of FIG. 11, the second communication terminal 1120 first receives imaging point information from other communication terminals (for example, the first communication terminal 1110) that can communicate with each other by the first receiving unit 1121. Wait until it is received (step S1301: No loop).
  • step S1301: Yes When the imaging point information is received (step S1301: Yes), the output unit 1122 outputs the imaging point information (step S1302). Then, it is determined whether or not the video data transmission request has been received by the input unit 1123 (step S1303). When the transmission request is accepted (step S1303: Yes), the transmission unit 1124 transmits a video data transmission request signal to another communication terminal that has transmitted the imaging point information (step S1304).
  • step S 1305 No loop
  • step S1305: Yes the process according to this flowchart is terminated.
  • step S1303: No the process returns to step S1301, and the reception of the imaging point information is continued.
  • the video data acquired by the first communication terminal 1110 in the communication network having a plurality of communication terminals capable of communicating with each other. Is transmitted to other communication terminals including the second communication terminal 1120. Accordingly, the second communication terminal 1120 determines whether the video data acquired by the first communication terminal 1110 is necessary with reference to the imaging point information, and requests transmission if necessary. be able to.
  • the first communication terminal 1110 may be determined whether the first communication terminal 1110 is ready to transmit video data. Good. As a result, it is possible to avoid distributing data whose information value fades with time to other communication terminals.
  • first communication terminal 1110 acquires the video data.
  • the video data may be transmitted to the second communication terminal 1120 via the communication server.
  • first communication terminal 1110 transmits the acquired video data and imaging point information to the communication server.
  • the communication server stores the transmitted video data and transmits imaging point information to a communication terminal other than the first communication terminal 1110.
  • the other communication terminal to which the imaging point information has been transmitted transmits a video data transmission request signal to the communication server, and the communication server transmits the video data to the communication terminal that has transmitted the transmission request signal.
  • the communication volume and transmission / reception status of data can be centrally managed by the communication server.
  • direct data transmission and reception are not performed, it is possible to protect personal information in which the communication addresses of the first communication terminal 1110 and the second communication terminal 1120 are not known to each other.
  • FIG. 12 is a flowchart showing a procedure of data transmission processing of the navigation device for a vehicle that transmits data.
  • the navigation apparatus 411 waits until an image data shooting start instruction is input via the input device 511 (step S 1601: No loop).
  • step S160 1: Yes the navigation device 411 uses the camera provided on its own device to monitor the surroundings. Take an image (step S1602).
  • step S1603 While the navigation apparatus 411 does not input a shooting end instruction (step S1603:
  • step S1602 go back to step S1602 and continue shooting around.
  • images may be taken at regular intervals or at regular intervals.
  • audio information and text information hereinafter referred to as additional information for commentary on video data may be added.
  • step S1604 when an instruction to end shooting is input (step S1603: Yes), shooting is ended, video information is saved with detailed information attached (step S1604).
  • the detailed information added in step S1604 is, for example, the current location of the navigation device 411 at the time of video data shooting (that is, the video data shooting location), the time (time) when the video data was shot, This includes the presence or absence of video data categories (for example, video related to traffic jams, video related to landscapes), video data titles, and additional information (such as audio information and text information for situational commentary).
  • the detailed information may be added with speed information such as the force at which the vehicle 410 is stopped at the time of shooting and whether the vehicle is traveling at high speed.
  • speed information such as the force at which the vehicle 410 is stopped at the time of shooting and whether the vehicle is traveling at high speed.
  • an image captured by the stationary vehicle 410 as a fixed point observation, an image of the vehicle 410 traveling at a high speed on a desired route, an image of the vehicle 410 traveling at a low speed in a traffic jam, and the like are selected. be able to.
  • the vehicle 410 may move even if a photographing start instruction is subsequently input, and the object to be photographed may be missed. is there.
  • the surrounding image may be buffered for a certain period of time regardless of the shooting instruction.
  • the input operation is used to cut out a video that captures what you want to shoot, add the corresponding detailed information, and save it.
  • the navigation device 411 determines whether or not the transmission request for the stored video data has been input via the input device 511 (step S1605). If a transmission request is input (step S1605: Yes), a video data transmission request notification is delivered to the navigation device 421 of another vehicle 420 using the broadcast address (step S1606). On the other hand, if the video data transmission request is not input (step S1605: No), the process returns to step S1601 and waits for an instruction to start video recording. [0137]
  • the video data transmission request notification distributed in step SI 606 includes detailed information about the video data desired to be transmitted.
  • the detailed information includes the shooting location of the video data, the time (time) when the video data was shot, the video data category, the video data title, and the presence / absence of additional information.
  • transmission may be omitted.
  • the shooting point information of the video data in the detailed information is information on the route of the section where the video was shot.
  • the shooting time information is time zone information for shooting the video.
  • all the position information of the travel route of the vehicle 410 may be transmitted.
  • the other navigation device 421 can grasp the section where the video data exists after displaying all the travel routes of the vehicle 410.
  • a transmission time limit may be set for data. For example, information that fluctuates over time, such as traffic jam information, has no information value even if information that is too old is transmitted. For this reason, for example, after sending a video data transmission request notification, set to send data after a certain period of time! /.
  • video data when video data is desired to be transmitted without any particular time limit, it may be set to "permanent transmission".
  • a camera may be installed on a feature near a road such as a traffic light that is not only a moving body such as the vehicles 410 and 420. Also in this case, if “permanent transmission” is set without setting an access time limit, the user can always obtain video data at a fixed location.
  • step S 1606 When the video data transmission request notification is delivered in step S 1606, navigation device 411 waits until a video data transmission request signal is received from navigation device 421 of other vehicle 420 (step S 1607: No). Loop). And the video data transmission request signal Is received (step S 1607: Yes), the video data is transmitted to the navigation device 421 of the vehicle 420 that transmitted the video data transmission request signal (step S 1608), and the processing according to this flowchart is performed. finish.
  • FIG. 13 is a flowchart showing the procedure of the data reception process of the vehicle navigation device that receives data.
  • the navigation device 421 first waits until receiving a video data transmission request notification from the navigation device 411 of the vehicle 410 (step S 1701: No loop).
  • the received notification is output by screen display by the display 513, audio output from the speaker 510, or the like (step S1702).
  • the video data transmission request notification includes detailed information about the video data.
  • the navigation device 421 outputs the received information and waits for the user to determine whether to receive data. That is, it is determined whether or not a video data transmission request for transmission of video data has been input (step S 1703).
  • step S1703 When it is determined that the user receives video data and a video data transmission request for transmission of video data is input (step S1703: Yes), the navigation device 421 sends a video to the navigation device 411. A data transmission request signal is returned (step S1704). At this time, the transmission format and length of the video data may be specified. As the communication address of the navigation device 411, the transmission source address of the video data transmission request notification received in step S1701 is used.
  • FIG. 14 is an explanatory diagram showing an example of a screen display of a video data transmission request notification.
  • a new message 1801 of a video data transmission request notification is displayed on the display 513 of the navigation device 421.
  • the new message 1801 includes the sender information 1811, the location information 1812, the category information 1813, the reception date and time information 1814, the access time limit information 1815, and the presence / absence information of the additional information for which the video data transmission request notification has been newly made. 1816 is displayed.
  • the sender information 1811 is information that identifies the transmission source of the video data, such as the IDs of the vehicles 410 and 420, for example.
  • the position information 1812 indicates the position where the transmitted video data is acquired.
  • Category information 1813 indicates what category the content of the information belongs to.
  • Reception date / time information 1814 indicates the date / time when the video data transmission request notification is received.
  • Access period information 1815 indicates the transmission period of the video data set by the sender.
  • Presence / absence of additional information Information 1816 indicates the presence / absence of additional information regarding video data. This information is included in the video data transmission request notification.
  • a receivable data list 1821 which is a list of video data transmission request notifications already received is displayed.
  • Receivable data list 1821 displays sender information 1831, location information 1832, category information 1833, reception date and time information 1834, access time limit information 1835, and presence / absence information 1836 as well as new message 1 801. Is done.
  • the data list is displayed in order from the newest reception date and time !, but the data can be sorted or selected according to the respective information.
  • data can be narrowed down by entering a keyword in the search input button 1841 or selecting a data genre from the genre selection box 1842. Data for which the access time limit has passed is deleted from the receivable data list 1821.
  • the vehicle that transmitted the video data transmission request notification 41 When displaying the location information on the map, the vehicle that transmitted the video data transmission request notification 41 The point information of the video data of 0, that is, the icon is displayed at the point where the video data was shot. Also, if the number of video data captured is large, or if the location where the video data was captured has a certain section (that is, when shooting while moving), the route on the map will be filled (the road It is good also as painting. This makes it possible to more accurately grasp the location of the video data to be transmitted.
  • the current position acquired by the vehicle 410 is related.
  • Data is transmitted to other communication terminals including other vehicles 420.
  • the video data transmission request notification the video data acquisition location and the acquisition date and time, etc. are transmitted, so that it is more accurately determined whether or not to request transmission of video data to other vehicle 420 passengers. Judgment can be made.
  • an arbitrary place can be selected from the travel route of the vehicle 410, and video data of a portion desired by the passenger of the vehicle 420 is selected and transmitted. Therefore, it is possible to increase the possibility that the video data required by the passenger of the vehicle 420 exists as compared with the case where the video of only the current position of the vehicle 410 is transmitted.
  • video data is transmitted and received between the vehicles 410 and 420.
  • a server for video data transmission / reception may be installed on the network to centrally manage the data.
  • the video data that the passenger of vehicle 410 wants to send is uploaded to the server.
  • the server sends a video data transmission request notification to the other vehicle 420.
  • the passenger of the other vehicle 420 having received the video data transmission request notification accesses the server every time the video data is used or periodically downloads the necessary video data.
  • a data transmission request may be made to the server.
  • the communication amount and transmission / reception status of the video data can be centrally managed by the server.
  • the data since the data is not directly transmitted and received, it is possible to protect personal information where the communication addresses of the vehicles 410 and 420 cannot be known to each other.
  • the data transmission method and data reception method described in the present embodiment can be realized by executing a program prepared in advance on a computer such as a personal computer or a workstation.
  • This program is recorded on a computer-readable recording medium such as a hard disk, a flexible disk, a CD-ROM, an MO, or a DVD, and is executed by being read by the computer.
  • the program may be a transmission medium that can be distributed through a network such as the Internet.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

La présente invention concerne un premier et un second appareil de communication (110,120), ceux-ci étant des terminaux de communication au sein d’un réseau de communication comprenant une pluralité de terminaux de communication pouvant communiquer les uns avec les autres. Le premier appareil de communication (110) comprend une partie livraison (111), une partie réception (112), une partie acquisition (113), une partie transmission (114) et une partie détermination (115). La partie livraison (111) transmet les informations de localisation concernant la localisation actuelle du premier terminal de communication (110) au second terminal de communication (120). Grâce à la transmission des informations de localisation, la partie réception (112) reçoit du second terminal de communication (120) un signal de requête de transmission requérant la transmission de données vidéo concernant la localisation actuelle. Une fois le signal de requête de transmission reçu, la partie acquisition (113) acquiert les données vidéo concernant la localisation actuelle. La partie transmission (114) transmet les données vidéo acquises au second terminal de communication (120) ayant transmis le signal de requête de transmission.
PCT/JP2006/317774 2005-09-26 2006-09-07 Terminal de réseau, procédé et programme de transmission de données, procédé et programme de réception de données et support d’enregistrement WO2007034684A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2005277791A JP2007089017A (ja) 2005-09-26 2005-09-26 通信端末、データ送信方法、データ受信方法、データ送信プログラム、データ受信プログラムおよび記録媒体
JP2005-277791 2005-09-26
JP2005-295134 2005-10-07
JP2005295134A JP2007104568A (ja) 2005-10-07 2005-10-07 通信端末、データ送信方法、データ受信方法、データ送信プログラム、データ受信プログラムおよび記録媒体

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1131295A (ja) * 1997-07-14 1999-02-02 Toshiba Corp 道路情報管理システムおよび道路情報端末装置
JP2000298794A (ja) * 1999-04-14 2000-10-24 Mitsubishi Electric Corp 交通情報管理装置、交通情報管理方法および移動情報端末
JP2003299156A (ja) * 2002-04-05 2003-10-17 Matsushita Electric Ind Co Ltd 外部映像入手システムおよびそれに用いられる装置
JP2004171528A (ja) * 2002-11-06 2004-06-17 Canon Inc 通信装置、画像記憶装置、撮像装置およびそれらの制御方法
JP2005192160A (ja) * 2003-12-26 2005-07-14 Kyocera Corp 無線通信端末および撮影管理システム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1131295A (ja) * 1997-07-14 1999-02-02 Toshiba Corp 道路情報管理システムおよび道路情報端末装置
JP2000298794A (ja) * 1999-04-14 2000-10-24 Mitsubishi Electric Corp 交通情報管理装置、交通情報管理方法および移動情報端末
JP2003299156A (ja) * 2002-04-05 2003-10-17 Matsushita Electric Ind Co Ltd 外部映像入手システムおよびそれに用いられる装置
JP2004171528A (ja) * 2002-11-06 2004-06-17 Canon Inc 通信装置、画像記憶装置、撮像装置およびそれらの制御方法
JP2005192160A (ja) * 2003-12-26 2005-07-14 Kyocera Corp 無線通信端末および撮影管理システム

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