JP6115674B2 - Transmission system, program, program providing system, and transmission method - Google Patents

Description

  The present invention relates to an invention for managing objects accessible from a predetermined terminal.

  An example of a transmission system that transmits and receives content data between a plurality of transmission terminals via a relay device is a video conference system that performs a video conference or the like via a communication network such as the Internet. The necessity of such a video conference system has been improved with the recent reduction in business trip expenses and business trip time. In the video conference system, a plurality of video conference terminals, which are examples of transmission terminals, are used, and image data and audio data are transmitted and received between the video conference terminals, thereby realizing a video conference by telephone call. .

  There is also a pay service in a form in which a user can receive a call service via a communication network by paying a usage fee to an operator of the video conference system. In such a pay service, the user can receive not only a call service but also various services such as weather forecast notification, regional information notification, and remote communication education. However, in such a service, if payment of the call charge by the user is delayed, the operator forcibly disconnects the video conference terminal from the communication network until the payment of the call charge by the user is completed. The provision of all services is stopped (see Patent Document 1).

  However, among the various services, there are services that are not directly related to the call charges, such as providing display screen data of a video conference terminal and a function update program. There is a problem that it is not always preferable to stop the service that is not directly related to the call charge in consideration of the service to the user.

The invention according to claim 1 is a transmission that provides a communication service for transmitting or receiving content data to a predetermined transmission terminal based on a session established between the predetermined transmission terminal and another information processing apparatus. An access target management unit that manages a URI that can be accessed by the predetermined transmission terminal, and an inquiry about an accessible target that is managed by the access target management unit from the predetermined transmission terminal. Receiving means, a judging means for judging whether or not the predetermined transmission terminal has an access restriction in response to the inquiry, and the communication service when the judging means judges that the access restriction is present The URI of the first target that can be accessed without using the URL is transmitted to the predetermined transmission terminal, and the determination means performs the access. The first target URI and the second target URI including the URI of the transmission management system that manages the session established for using the communication service. Transmitting means for transmitting to the predetermined transmission terminal;
It is a transmission system characterized by having.

  As described above, according to the present invention, it is not necessary to uniformly stop all accesses from a transmission terminal by distinguishing in detail the objects that can be accessed from the transmission terminal based on the presence or absence of access restrictions. Thereby, there exists an effect that the service to a user can be improved.

FIG. 1 is a schematic diagram of a transmission system according to an embodiment of the present invention. FIG. 2 is a conceptual diagram showing a state of transmission / reception of image data, audio data, and various management information in the transmission system. FIG. 3 is a conceptual diagram illustrating the image quality of image data. FIG. 4 is an external view of the transmission terminal according to the present embodiment. FIG. 5 is a hardware configuration diagram of the transmission terminal according to the present embodiment. FIG. 6 is a hardware configuration diagram of the relay device, the access target management system, the transmission management system, the update providing system, the screen providing system, the program providing system, or the maintenance system according to the present embodiment. FIG. 7 is a functional block diagram of a transmission terminal, an access target management system, and a transmission management system that constitute the transmission system according to the present embodiment. FIG. 8 is a conceptual diagram showing a certificate authentication management table. FIG. 9 is a conceptual diagram showing an access restriction management table. FIG. 10 is a conceptual diagram showing an access target management table. FIG. 11 is a conceptual diagram showing an access authentication management table. FIG. 12 is a sequence diagram illustrating processing for accessing a transmission management system that is an object accessible from a transmission terminal. FIG. 13 is a flowchart showing processing for extracting accessible objects.

[First Embodiment]
Hereinafter, an embodiment of the present invention will be described with reference to FIGS.

<< Overall Configuration of Embodiment >>
FIG. 1 is a schematic diagram of a transmission system according to an embodiment of the present invention. FIG. 2 is a conceptual diagram showing a state of transmission / reception of image data, audio data, and various management information in the transmission system. FIG. 3 is a conceptual diagram illustrating the image quality of image data.

  In addition, the transmission system includes a data providing system that transmits content data in one direction from one transmission terminal to the other transmission terminal via the transmission management system, and information between a plurality of transmission terminals via the transmission management system. Includes a communication system that communicates emotions and the like. This communication system is a system for mutually transmitting information, emotions, etc. between a plurality of communication terminals (corresponding to “transmission terminal”) via a communication management system (corresponding to “transmission management system”). An example is a conference system or a videophone system.

  In the present embodiment, assuming a video conference system as an example of a communication system, a video conference management system as an example of a communication management system, and a video conference terminal as an example of a communication terminal, a transmission system, a transmission management system, The transmission terminal will be described. That is, the transmission terminal and the transmission management system of the present invention are not only applied to a video conference system, but also applied to a communication system or a transmission system. In the present embodiment, “video conference” is described, but it may be called “video conference”, and both have the same content.

  First, the transmission system 1 shown in FIG. 1 includes a plurality of transmission terminals (10aa, 10ab,...), A display (120aa, 120ab,...) For each transmission terminal (10aa, 10ab,. The apparatus (30a, 30b, 30c, 30d), the access target management system 40, the transmission management system 50, the update system 60, the screen providing system 80, the program providing system 90, and the maintenance system 100 are constructed.

  The plurality of terminals 10 perform transmission by transmitting and receiving image data and audio data as an example of content data.

  In the following, “transmission terminal” is simply represented as “terminal”, and “transmission management system” is simply represented as “management system”. Further, an arbitrary terminal among the plurality of terminals (10aa, 10ab,...) Is represented as “terminal 10”, and an arbitrary display among the plurality of displays (120aa, 120ab,...) Is represented as “display 120”. An arbitrary relay device among the plurality of relay devices (30a, 30b, 30c, 30d) is represented as “relay device 30”. Further, a terminal as a request source that requests the start of a video conference is represented as a “request source terminal”, and a terminal as a request destination (relay destination) is represented as a “destination terminal”.

  As shown in FIG. 2, in the transmission system 1, a management information session sei for transmitting and receiving various types of management information is transmitted between the request source terminal and the destination terminal via the management system 50. Established. Further, between the request source terminal and the destination terminal, four pieces of data of high resolution image data, medium resolution image data, low resolution image data, and audio data are transmitted and received via the relay device 30. Four sessions are established. Here, these four sessions are collectively shown as an image / audio data session sed.

  Here, the resolution of the image data handled in the present embodiment will be described. As shown in FIG. 3 (a), the horizontal image is composed of 160 pixels and the vertical image is 120 pixels, and a low-resolution image serving as a base image and a horizontal image as illustrated in FIG. 3 (b). There are a medium resolution image consisting of 320 pixels and 240 pixels vertically, and a high resolution image consisting of 640 pixels horizontally and 480 pixels vertically as shown in FIG. Among these, when passing through a narrow band route, low-quality image data consisting only of low-resolution image data serving as a base image is relayed. When the band is relatively wide, low-resolution image data serving as a base image and medium-quality image data composed of medium-resolution image data are relayed. When the bandwidth is very wide, high-resolution image data composed of low-resolution image data serving as base image quality, intermediate-resolution image data, and high-resolution image data is relayed.

  Returning to FIG. 1, the relay device 30 is a computer that relays content data among a plurality of terminals 10. As will be described in detail later, the access target management system 40 is a computer that manages targets (for example, the management system 50, the update system 60, the screen providing system 80, etc.) accessible by the terminal 10. The management system 50 is a computer that centrally manages login authentication from the terminal 10, management of the call status of the terminal 10, management of the destination list, and the communication status of the relay device 30. The image of the image data may be a moving image or a still image, or both a moving image and a still image.

  The update system 60 is a computer that provides the terminal 10 with a program for updating the program of the terminal 10.

  A plurality of routers (70a, 70b, 70c, 70d, 70ab, 70cd) select an optimum route for image data and audio data. In the following, an arbitrary router among the routers (70a, 70b, 70c, 70d, 70ab, 70cd) is represented as “router 70”.

  The screen providing system 80 is a computer that provides image data of a screen format displayed on the terminal 10 to the terminal 10.

  The program providing system 90 includes an HD (Hard Disk) 204 described later, and various functions are provided to the terminal 10, the relay device 30, the access target management system 40, the transmission management system 50, the update system 60, and the screen providing system 80. Programs for realizing (or causing each to function as various means) are stored, and for the terminal 10, the relay device 30, the access target management system 40, the transmission management system 50, the update system 60, and the screen providing system 80 , Can send programs used in each.

  The maintenance system 100 performs maintenance, management, or maintenance of at least one of the terminal 10, the relay device 30, the access target management system 40, the management system 50, the update system 60, the screen providing system 80, and the program providing system 90. For computers. For example, when the maintenance system 100 is installed in the country, the terminal 10, the relay device 30, the access target management system 40, the management system 50, the update system 60, the screen providing system 80, or the program providing system 90 is installed outside the country. The maintenance system 100 is remotely connected to the terminal 10, the relay device 30, the access target management system 40, the management system 50, the update system 60, the screen providing system 80, and the program providing system 90 via the communication network 2. At least one maintenance such as maintenance, management, and maintenance is performed. In addition, the maintenance system 100 does not go through the communication network 2, and includes at least one of the terminal 10, the relay device 30, the access target management system 40, the management system 50, the update system 60, the screen providing system 80, and the program providing system 90. Maintenance such as model number, manufacturing number, sales destination, maintenance inspection or failure history management in one is performed.

  By the way, the terminals (10aa, 10ab, 10ac,...), The relay device 30a, and the router 70a are communicably connected via the LAN 2a. The terminals (10ba, 10bb, 10bc,...), The relay device 30b, and the router 70b are communicably connected via a LAN 2b. The LAN 2a and the LAN 2b are communicably connected by a dedicated line 2ab including a router 70ab, and are constructed in a predetermined area A. For example, the region A is Japan, the LAN 2a is constructed in a Tokyo office, and the LAN 2b is constructed in an Osaka office.

  On the other hand, the terminals (10ca, 10cb, 10cc,...), The relay device 30c, and the router 70c are communicably connected via a LAN 2c. The terminal 10d (a, 10db, 10dc,...), The relay device 30d, and the router 70d are communicably connected via a LAN 2d. The LAN 2c and the LAN 2d are communicably connected via a dedicated line 2cd including the router 70cd, and are constructed in a predetermined area B. For example, region B is the United States of America, LAN 2c is built in a New York office, and LAN 2d is Washington D.C. C. Is built in the office. Area A and area B are connected to each other via routers (70ab, 70cd) via the Internet 2i.

  The access target management system 40, the management system 50, the update system 60, the screen providing system 80, the program providing system 90, and the maintenance system 100 are connected to the terminal 10 through the Internet 2i so as to be communicable. Furthermore, the management system 50 is communicably connected to the relay device 30 via the Internet 2i. The access target management system 40, the management system 50, the update system 60, the screen providing system 80, the program providing system 90, and the maintenance system 100 may be installed in the region A or the region B, or may be installed in other regions. May be.

  In the present embodiment, the communication network 2 of the present embodiment is constructed by the LAN 2a, the LAN 2b, the dedicated line 2ab, the Internet 2i, the dedicated line 2cd, the LAN 2c, and the LAN 2d. The communication network 2 may have a place where wireless communication such as WiFi (Wireless Fidelity) or Bluetooth (registered trademark) is performed in addition to wired communication.

  Further, in FIG. 1, each terminal 10, each relay device 30, access target management system 40, management system 50, update system 60, router 70, screen providing system 80, program providing system 90, and maintenance system 100 are shown below. The four sets of numbers are simply IP addresses in general IPv4. For example, the IP address of the terminal 10aa is “1.2.1.3”. In addition, IPv6 may be used instead of IPv4, but IPv4 will be used for the sake of simplicity.

  In addition, each terminal 10 is not only a call between a plurality of business establishments or a call between different rooms in the same business establishment, but a call within the same room or a call between the outdoors and indoors or outdoors and outdoors. May be used. When each terminal 10 is used outdoors, wireless communication such as a cellular phone communication network is performed.

<< Hardware Configuration of Embodiment >>
Next, the hardware configuration of this embodiment will be described. FIG. 4 is an external view of the transmission terminal according to the present embodiment. As shown in FIG. 4, the terminal 10 includes a housing 1100, an arm 1200, and a camera housing 1300. Among them, the front side wall surface 1110 of the housing 1100 is provided with an air intake surface (not shown) formed by a plurality of air intake holes, and the rear side wall surface 1120 of the housing 1100 is formed with a plurality of exhaust holes. An exhaust surface 1121 is provided. As a result, by driving a cooling fan built in the housing 1100, the outside air behind the terminal 10 can be taken in via an intake surface (not shown) and exhausted to the rear of the terminal 10 via an exhaust surface 1121. A sound collecting hole 1131 is formed in the right wall surface 1130 of the housing 1100, and sounds such as voice, sound, noise can be collected by a built-in microphone 114 described later.

  An operation panel 1150 is formed on the right wall surface 1130 side of the housing 1100. The operation panel 1150 is provided with a plurality of operation buttons (108a to 108e) to be described later, a power switch 109 to be described later, and an alarm lamp 119 to be described later, and outputs sound from a built-in speaker 115 to be described later. A sound output surface 1151 formed by a plurality of sound output holes for passing through is formed. Further, a housing 1160 as a recess for housing the arm 1200 and the camera housing 1300 is formed on the left wall surface 1140 side of the housing 1100. The right side wall surface 1130 of the housing 1100 is provided with a plurality of connection ports (1132a to 1132c) for electrically connecting cables to an external device connection I / F 118 described later. On the other hand, the left wall surface 1140 of the housing 1100 is provided with a connection port (not shown) for electrically connecting the cable 120c for the display 120 to an external device connection I / F 118 described later.

  In the following description, “operation button 108” is used when an arbitrary operation button is indicated among the operation buttons (108a to 108e), and “an arbitrary connection port is indicated among the connection ports (1132a to 1132c)”. This will be described using the connection port 1132 ”.

Next, the arm 1200 is attached to the housing 1100 via a torque hinge 1210, and the arm 1200 is configured to be able to rotate in the vertical direction with respect to the housing 1100 within a tilt angle θ1 of 135 degrees. ing. FIG. 4 shows a state where the tilt angle θ1 is 90 degrees.
The camera housing 1300 is provided with a built-in camera 112 described later, and can capture images of users, documents, rooms, and the like. A torque hinge 1310 is formed in the camera housing 1300. The camera housing 1300 is attached to the arm 1200 via a torque hinge 1310. The camera housing 1300 is attached to the arm 1200 via a torque hinge 1310. The pan angle θ2 of ± 180 degrees is assumed with respect to the arm 1200, with the state shown in FIG. And a tilt angle θ3 of ± 45 degrees can be rotated in the vertical and horizontal directions.

  Note that the relay device 30, the access target management system 40, the transmission management system 50, the update system 60, the screen providing system 80, the program providing system 90, and the maintenance system 100 have the same external appearance as a general server computer. The description of the appearance is omitted.

  FIG. 5 is a hardware configuration diagram of the transmission terminal according to the present embodiment. As shown in FIG. 5, the terminal 10 of the present embodiment has programs used for driving the CPU 101 such as a CPU (Central Processing Unit) 101 and IPL (Initial Program Loader) that control the operation of the entire terminal 10. ROM (Read Only Memory) 102, RAM (Random Access Memory) 103 used as a work area for the CPU 101, flash memory 104 for storing various data such as terminal programs, image data, and audio data, and control of the CPU 101 The SSD (Solid State Drive) 105 that controls the reading or writing of various data to the flash memory 104 according to the above, the media drive 107 that controls the reading or writing (storage) of data to the recording medium 106 such as the flash memory, and the destination of the terminal 10 The operation that is performed when selecting An operation button 108, a power switch 109 for switching on / off the power of the terminal 10, and a network I / F (Interface) 111 for data transmission using the communication network 2 are provided.

  The terminal 10 also includes a built-in camera 112 that captures an image of a subject under the control of the CPU 101 to obtain image data, an image sensor I / F 113 that controls driving of the camera 112, a built-in microphone 114 that inputs sound, and sound. The built-in speaker 115 for outputting the sound, the sound input / output I / F 116 for processing the input / output of the sound signal between the microphone 114 and the speaker 115 according to the control of the CPU 101, and the image data on the external display 120 according to the control of the CPU 101. FIG. 5 shows a display I / F 117 for transmission, an external device connection I / F 118 for connecting various external devices, an alarm lamp 119 for notifying abnormality of various functions of the terminal 10, and the above-described components. A bus line 110 such as an address bus or a data bus is provided for electrical connection. To have.

  The display 120 is a display unit configured by a liquid crystal or an organic EL that displays an image of a subject, an operation icon, and the like. The display 120 is connected to the display I / F 117 by a cable 120c. The cable 120c may be an analog RGB (VGA) signal cable, a component video cable, or an HDMI (High-Definition Multimedia Interface) or DVI (Digital Video Interactive) signal. It may be a cable.

  The camera 112 includes a lens and a solid-state image sensor that converts light into electric charges and digitizes a subject image (video). As the solid-state image sensor, a CMOS (Complementary Metal Oxide Semiconductor) or a CCD (Charge Coupled Device) is used. Etc. are used.

  The external device connection I / F 118 includes an external camera, an external microphone, an external speaker, and the like by a USB (Universal Serial Bus) cable or the like inserted into the connection port 1132 of the housing 1100 shown in FIG. Can be electrically connected to each other. When an external camera is connected, the external camera is driven in preference to the built-in camera 112 under the control of the CPU 101. Similarly, when an external microphone is connected or when an external speaker is connected, each of the external microphones and the built-in speaker 115 is given priority over the internal microphone 114 and the internal speaker 115 according to the control of the CPU 101. An external speaker is driven.

  The recording medium 106 is detachable from the terminal 10. Further, as long as it is a non-volatile memory that reads or writes data according to the control of the CPU 101, not only the flash memory 104 but also an EEPROM (Electrically Erasable and Programmable ROM) or the like may be used.

  Furthermore, the terminal program may be recorded and distributed on a computer-readable recording medium (such as the recording medium 106) in a file in an installable or executable format. The terminal program may be stored in the ROM 102 instead of the flash memory 104.

  FIG. 6 is a hardware configuration diagram of the management system according to this embodiment of the present invention. The management system 50 stores various data such as a CPU 201 that controls the operation of the entire management system 50, a ROM 202 that stores programs used to drive the CPU 201 such as an IPL, a RAM 203 that is used as a work area for the CPU 201, and a transmission management program. The HD 204 to be stored, an HDD (Hard Disk Drive) 205 that controls reading or writing of various data to the HD 204 according to the control of the CPU 201, and a media drive 207 that controls reading or writing (storage) of data to a recording medium 206 such as a flash memory. , A display 208 that displays various information such as a cursor, menu, window, character, or image, a network I / F 209 for transmitting data using the communication network 2, characters, numerical values, A keyboard 211 having a plurality of keys for inputting seed instructions, a mouse 212 for selecting and executing various instructions, selecting a processing target, moving a cursor, etc., and a CD-ROM as an example of a removable recording medium (Compact Disc Read Only Memory) 213, a CD-ROM drive 214 for controlling the reading or writing of various data, and an address bus for electrically connecting the above components as shown in FIG. A bus line 210 such as a data bus is provided.

  The transmission management program is a file in an installable or executable format, and may be recorded and distributed on a computer-readable recording medium such as the recording medium 206 or CD-ROM 213. . The transmission management program may be stored in the ROM 202 instead of the HD 204.

  Further, since the relay device 30 has the same hardware configuration as that of the management system 50, the description thereof is omitted. However, a relay device program for controlling the relay device 30 is recorded in the HD 204. Also in this case, the relay device program is a file in an installable or executable format, and is recorded on a computer-readable recording medium such as the recording medium 206 or CD-ROM 213 for distribution. Good. The relay device program may be stored in the ROM 202 instead of the HD 204.

  Further, since the program providing system 90 and the maintenance system 100 have the same hardware configuration as the management system 50, the description thereof is omitted. However, a program providing program for controlling the program providing system 90 is recorded in the HD 204. Also in this case, the program providing program is a file in an installable or executable format, and may be recorded and distributed on a computer-readable recording medium such as the recording medium 206 or the CD-ROM 213. Good. The program providing system program may be stored in the ROM 202 instead of the HD 204.

  As another example of the detachable recording medium, the recording medium is provided by being recorded on a computer-readable recording medium such as a CD-R (Compact Disc Recordable), a DVD (Digital Versatile Disk), or a Blu-ray Disc. May be.

<< Functional Configuration of Embodiment >>
Next, the functional configuration of this embodiment will be described. FIG. 7 is a functional block diagram of each terminal, device, and system constituting the transmission system according to the present embodiment. In FIG. 7, the terminal 10, the relay device 30, and the management system 50 are connected so that data communication can be performed via the communication network 2. The program providing system 90 shown in FIG. 1 is omitted in FIG. 7 because it is not directly related to the video conference communication.

<Functional configuration of terminal>
The terminal 10 includes a transmission / reception unit 11, an operation input reception unit 12, a login request unit 13, an imaging unit 14, an audio input unit 15 a, an audio output unit 15 b, a display control unit 16, and a storage / read processing unit 19. . Each of these units is a function realized by any one of the constituent elements shown in FIG. 5 being operated by a command from the CPU 101 according to the terminal program developed from the flash memory 104 onto the RAM 103, or It is a means to function. Further, the terminal 10 has a storage unit 1000 constructed by the RAM 103 shown in FIG. 5 and the flash memory 104 shown in FIG.

(Functional configuration of terminal)
Next, each functional configuration of the terminal 10 will be described in detail with reference to FIG. In the following, in describing each functional configuration of the terminal 10, among the components illustrated in FIG. 5, a relationship with main components for realizing each functional configuration of the terminal 10 will also be described. .

  The transmission / reception unit 11 of the terminal 10 shown in FIG. 7 is realized by a command from the CPU 101 shown in FIG. 5 and the network I / F 111 shown in FIG. Various data (or information) is transmitted / received to / from the terminal, device or system.

  The operation input receiving unit 12 is realized by a command from the CPU 101 shown in FIG. 5 and the operation buttons 108 and the power switch 109 shown in FIG. 5 and receives various inputs by the user. For example, when the user turns on the power switch 109 shown in FIG. 5, the operation input receiving unit 12 shown in FIG. 7 receives the power ON and turns on the power.

  The login request unit 13 is realized by a command from the CPU 101 illustrated in FIG. 5, and transmits login request information indicating that a login is requested from the transmission / reception unit 11 to the management system 50 via the communication network 2. The log-in request information includes an access authentication ID and an access authentication password that are used when authenticating whether or not the management system 50 can be accessed.

  When the user turns the power switch 109 from the ON state to the OFF state, the operation input receiving unit 12 completely turns off the power after the transmission / reception unit 11 transmits the state information indicating that the power supply is turned off to the management system 50. To do. As a result, the management system 50 side can grasp that the terminal 10 has been turned off from being turned on.

  The imaging unit 14 is realized by a command from the CPU 101 illustrated in FIG. 5 and the camera 112 and the image sensor I / F 113 illustrated in FIG. 5. Output data.

  The voice input unit 15a is realized by the instruction from the CPU 101 shown in FIG. 5 and the voice input / output I / F 116 shown in FIG. 5, and the user's voice is converted into a voice signal by the microphone 114. Thereafter, audio data relating to the audio signal is input. The audio output unit 15b is realized by a command from the CPU 101 shown in FIG. 5 and the audio input / output I / F 116 shown in FIG. 5, and outputs an audio signal related to the audio data to the speaker. To output sound.

  The display control unit 16 is realized by the instruction from the CPU 101 shown in FIG. 5 and the display I / F 117 shown in FIG. 5, and the received resolutions are different as shown in FIG. The image data is combined, and control for transmitting the combined image data to the display 120 is performed. In addition, the display control unit 16 can transmit information on the destination list received from the management system 50 to the display 120 and cause the display 120 to display the destination list.

  The storage / reading processing unit 19 is executed by the instruction from the CPU 101 shown in FIG. 5 and the instruction from the SSD 105 shown in FIG. 5 or realized by the instruction from the CPU 101, and stores various data in the storage unit 1000. Processing for reading various data stored in the unit 1000 is performed. The storage unit 1000 stores terminal certificate information that is identification information unique to each terminal 10 and indicates a certificate for indicating that each terminal 10 is the terminal 10. Further, the image data and audio data received when making a call with the destination terminal are overwritten and stored every time they are received. Among these, an image is displayed on the display 120 by the image data before being overwritten, and sound is output from the speaker 115 by the audio data before being overwritten.

  Note that the terminal certificate information, the relay device ID described later, and the ID of the management system 50 are the language, characters, and symbols used to uniquely identify the terminal 10, the relay device 30, and the management system 50, respectively. Or identification information such as various indicia. The terminal certificate information, the relay device ID described later, and the ID of the management system 50 may be identification information in which at least two of the language, characters, symbols, and various indicia are combined.

<Configuration of access target management system>
The access target management system 40 includes a transmission / reception unit 41, an operation input reception unit 42, an extraction unit 43, a certificate authentication unit 44, a determination unit 45, a change unit 46, and a storage / read processing unit 49. Each of these units functions or functions realized by any one of the constituent elements shown in FIG. 6 operating according to a command from the CPU 201 according to the management system program expanded from the HD 204 onto the RAM 203. Means. Further, the management system 50 includes a storage unit 4000 constructed by the HD 204 shown in FIG.

(Certificate authentication management table)
In the storage unit 4000, a certificate authentication management DB 4001 configured by a certificate authentication management table as shown in FIG. 8 is constructed. In this certificate authentication management table, for each terminal certificate information, an access presence / absence determination ID (an example of identification information) used for determining whether or not there is an access restriction from the terminal 10 is associated and managed.

(Access restriction management table)
Further, in the storage unit 4000, an access restriction management DB 4002 configured by an access restriction management table as shown in FIG. 9 is constructed. In this access restriction management table, access restriction presence / absence information indicating presence / absence of access restriction from the terminal 10 is managed in association with each access existence determination ID. This access restriction presence / absence information is information indicating whether there is no access restriction from the terminal 10 or whether there is an access restriction. For example, if the call fee is paid by the user before the payment deadline, the access restriction presence / absence information is “no restriction”, and if the call fee is paid by the user before the payment deadline, the access is Restriction presence / absence information is “restricted”. As described later, the access restriction presence / absence information is automatically entered by the operator of the video conference system, and the call charge management status in the call charge management system (not shown) is automatically accessed. It may be input by reflecting it in.

  Further, in the access restriction management table, for each access presence / absence determination ID, an access authentication ID and an access authentication password used to authenticate whether or not access from the terminal 10 is permitted in a target accessible from the terminal 10 are also associated. Managed. Here, the management system 50 is shown as a target accessible by the terminal 10.

(Access target management table)
Further, in the storage unit 4000, an access target management DB 4003 configured by an access target management table as shown in FIG. In this access target management table, for each access restriction presence / absence information, a URI (Uniform Resource Identifier) that is accessible from the terminal 10 is associated and managed. This accessible URI is different depending on whether there is an access restriction from the terminal 10 or whether there is an access restriction. Here, when there is no access restriction, the terminal 10 associates the URIs of the management system 50, the update system 60, and the screen providing system 80, so that the management system 50, the update system 60, and the screen providing system 80 are associated. Is shown to be accessible. When there is an access restriction, the terminal 10 can access the update system 60 and the screen providing system 80 by associating each URI of the update system 60 and the screen providing system 80 with the management system 50. Is inaccessible. The URI is a wide concept including a URL (Uniform Resource Locator) and a URN (Uniform Resource Locator). Since the certificate authentication management table and the access target management table have the same access restriction presence / absence information, they may be combined into one table.

(Each functional configuration of the access target management system)
Next, the functional configuration of the access target management system 40 will be described in detail with reference to FIG. In the following, in describing each functional configuration of the access target management system 40, among the components shown in FIG. 6, the relationship with the main components for realizing each functional configuration of the terminal 10. Also explained.

  The transmission / reception unit 41 of the access target management system 40 shown in FIG. 7 is realized by the command from the CPU 201 shown in FIG. 6 and the network I / F 209 shown in FIG. Various data (or information) is transmitted / received to / from the terminal, device, or system.

  The operation input receiving unit 42 is realized by a command from the CPU 201 shown in FIG. 6 and a keyboard 211 and a mouse 212 shown in FIG. 6, and receives various inputs by a user as an operator of the video conference system. Accept.

  The extraction unit 43 is realized by a command from the CPU 201 illustrated in FIG. 6, and is accessible from the terminal 10 by transmitting accessible target request information including terminal certificate information from the terminal 10. If there is a corresponding access presence / absence determination ID by searching the certificate authentication management DB 4001 using the terminal certificate information as a search key, the access presence / absence determination ID (see FIG. 8) is obtained. Extract. Further, the extraction unit 43 extracts the corresponding access restriction presence / absence information by searching the access restriction management DB 4002 (see FIG. 9) using the access presence / absence determination ID for the terminal 10 as a search key. Further, the extraction unit 43 extracts the corresponding access authentication ID and access authentication password by searching the access restriction management DB 4002 (see FIG. 9) using the access existence determination ID as a search key. Furthermore, the extraction unit 43 extracts the corresponding URI by searching the access target management DB 4003 (see FIG. 10) using the extracted access restriction presence / absence information as a search key.

  The certificate authenticating unit 44 is realized by an instruction from the CPU 201 shown in FIG. 6, and when the extracting unit 43 extracts the access presence / absence determining ID, the terminal 10 that has sent the terminal certificate information is received. However, if it is determined that the terminal is a legitimate terminal used in this video conference system and the access presence / absence determination ID is not extracted by the extraction unit 43, the terminal 10 that sent the terminal certificate information Authenticate content that is determined not to be a legitimate terminal used in the conference system.

  The determination unit 45 is realized by an instruction from the CPU 201 shown in FIG. 6, and access from the terminal 10 that has made an inquiry about an accessible target using the access restriction presence / absence information extracted by the extraction unit 43 as a search key. Determine if there are restrictions. Specifically, when the access restriction presence / absence information is “no restriction”, the determination unit 45 determines that there is no access restriction. When the access restriction presence / absence information is “restricted”, the determination unit 45 determines that there is access restriction.

  The changing unit 46 is realized by an instruction from the CPU 201 shown in FIG. 6 and changes the access restriction presence / absence information managed by the access restriction management DB 4002. This access restriction presence / absence information is automatically changed when the operator of the video conference system is manually input using the operation input receiving unit 42, and the state of call charge management in a call charge management system (not shown). May be changed by reflecting them in the access target management system 40. For example, the user of the terminal 10 does not pay the call charge within the payment period of the call charge, or the user of the terminal 10 loses the terminal 10, and the user himself / herself stops the call service to the operator. When requested, or when the call service contract expires, the changing unit 46 changes the access restriction presence / absence information from “no restriction” to “restricted”. When the payment of the above-mentioned call charge is completed, the call service suspension is canceled, or the call service contract is updated, the changing unit 46 changes the access restriction presence / absence information from “limited” to “ It will be changed to “No limit”.

  The storage / read processing unit 49 is executed by the instruction from the CPU 201 shown in FIG. 6 and the HDD 205, the media drive 207, or the CD-ROM drive 214 shown in FIG. Various types of data are stored in the unit 1000, and various types of data stored in the storage unit 1000 are read out.

<Functional configuration of management system>
The management system 50 includes a transmission / reception unit 51, an extraction unit 52, an access authentication unit 53, a terminal authentication unit 54, and a storage / read processing unit 59. Each of these units functions or functions realized by any one of the constituent elements shown in FIG. 6 operating according to a command from the CPU 201 according to the management system program expanded from the HD 204 onto the RAM 203. Means. Further, the management system 50 has a storage unit 5000 constructed by the HD 204 shown in FIG.

(Access authentication management table)
In the storage unit 5000, an access authentication management DB 5001 configured by an access authentication management table as shown in FIG. 11 is constructed. In this access authentication management table, an access authentication ID and an access authentication password that are used when authenticating whether or not the management system 50 can be accessed are associated and managed.

(Functional configuration of the management system)
Next, each functional configuration of the management system 50 will be described in detail. In the following, in describing each functional configuration of the management system 50, among the components shown in FIG. 6, the relationship with the main components for realizing each functional configuration of the management system 50 is also described. explain.

  The transmission / reception unit 51 is executed by the command from the CPU 201 shown in FIG. 6 and the network I / F 209 shown in FIG. Or information).

  The extraction unit 52 is realized by a command from the CPU 102 shown in FIG. 6 and uses the access authentication ID and the access authentication password included in the login request information received via the transmission / reception unit 51 as search keys. The access authentication management DB 5001 in the storage unit 5000 is searched, and if there is an access authentication ID and an access authentication password in the same combination as the search key, the ID and password are extracted.

  The access authentication unit 53 is realized by a command from the CPU 102 shown in FIG. 6, and authenticates whether or not the terminal 10 that transmitted the login request information can access the management system 50. Specifically, when the access authentication ID and access authentication password in the same combination as the search key are extracted by the extraction unit 52, the access authentication unit 53 manages the terminal 10 that has transmitted the login request information. It is determined that the terminal is a valid terminal that can access the system. If the access authentication ID and the access authentication password of the same combination as the search key are not extracted by the extraction unit 52, the access authentication unit 53 indicates that the terminal 10 that transmitted the login request information It is determined that the terminal is not a valid terminal that can receive a call service in the system.

  The storage / read processing unit 59 is executed by the instruction from the CPU 201 shown in FIG. 6 and the HDD 205, the media drive 207, or the CD-ROM drive 214 shown in FIG. Various types of data are stored in the unit 1000, and various types of data stored in the storage unit 1000 are read out.

<< Processing or Operation of Embodiment >>
Next, a processing method in the transmission system 1 according to the present embodiment will be described with reference to FIGS. FIG. 12 is a sequence diagram illustrating processing for accessing a management system that is an object accessible from a terminal. FIG. 13 is a flowchart showing processing for extracting accessible objects.

  First, when the user of the terminal 10aa as an example of the predetermined terminal turns on the power switch 109 shown in FIG. 5, the operation input receiving unit 12 shown in FIG. The power is turned on (step S1). Then, the transmission / reception unit 11 establishes a SSL (Secure Socket Layer) session with the access target management system 40 (step S2). The session is established by authentication using the terminal certificate information read from the storage unit 1000 by the storage / read processing unit 19.

  Next, the transmission / reception unit transmits the terminal certificate information used for establishing the SSL session to the access target management system 40 via the communication network 2, thereby inquiring which target is accessible. Perform (step S3). Thereby, the transmission / reception unit 41 of the access target management system 40 receives the terminal certificate information.

  Next, the access target management system 40 performs a process of extracting an accessible target (step S4). Hereinafter, with reference to FIG. The process for extracting the accessible target will be described in detail.

  First, the extraction unit 43 of the access target management system 40 searches the certificate authentication management DB (see FIG. 8) based on the terminal certificate information “11aa” received in step S3, so that the corresponding access presence / absence is determined. An attempt is made to extract the determination ID “00aa” (step S4-1). Then, when the access existence determination ID “00aa” can be extracted in step S4-1, the certificate authenticating unit 44 sends the terminal certificate information “11aa” to the video conference. If it is determined that the terminal is a legitimate terminal used in the system (YES) and the access presence / absence determination ID “00aa” is not extracted by the extraction unit 43, the terminal 10aa that has sent the terminal certificate information “11aa” However, it judges that it is not a legitimate terminal used in this video conference system (NO), and authenticates the contents (step S4-2).

  Next, when it is determined in step S4-2 that the terminal is not valid (NO), the process of extracting the accessible target ends. On the other hand, if it is determined in step 4-2 that the terminal is a valid terminal (YES), the extraction unit 43 determines the access restriction management DB 4002 (FIG. 9) based on the access presence / absence determination ID “00aa” for the terminal 10aa. The corresponding access restriction presence / absence information is extracted by searching (reference) (step S4-3).

  Next, the determination unit 45 determines whether or not the access restriction presence / absence information extracted in step S4-3 is “no restriction” (step S4-4). Is determined (YES), the extraction unit 43 searches the access restriction management DB 4002 (see FIG. 9) based on the access presence / absence determination ID “00aa”, thereby making the corresponding accessible The target ID “udc001” and the accessible target password “udcpass001” are extracted (step S4-5).

  Next, the extraction unit 43 searches the access target management DB 4003 (see FIG. 10) based on the access restriction presence / absence information “no restriction”, thereby extracting the corresponding accessible target URI (step S4-6). ). In this case, the URI of the management system 50, the URI of the update system 60, and the URI of the screen providing system 80 are extracted.

  On the other hand, if it is determined that there is “restricted” in step S4-4 (NO), the extraction unit 43 determines that the access target management DB 4003 is based on the access restriction presence / absence information “restricted” (see FIG. 10). To retrieve the corresponding accessible target URI (step S4-7). In this case, the URI of the update system 60 and the URI of the screen providing system 80 are extracted.

  Subsequently, returning to FIG. 12, the accessible target information is transmitted from the transmission / reception unit 41 of the access target management system 40 to the terminal 10aa that made an inquiry about the accessible target via the communication network 2 (step S5). . In the accessible target information, when the access restriction presence / absence information is “no restriction”, the URI of the management system 50, the URI of the update system 60, and the screen providing system 80 extracted in step S4-6. The URI, the access authentication ID “udc001” and the access authentication password “udcpass001” for the accessible target extracted in step S4-5 are included. On the other hand, this accessible information includes the URI of the update system 60 and the URI of the screen providing system 80 extracted in step S4-6 when the access restriction presence / absence information is “restricted”. ing.

  Next, a case where the terminal 10aa accesses the management system 50 to request login when the access restriction presence / absence information is “no restriction” will be described.

  First, the transmission / reception unit 11 of the terminal 10aa establishes a session with the management system 50 (step S6). And the login request | requirement part 13 transmits login request information to the management system 50 via the communication network 2 from the transmission / reception part 11 (step S7). Thereby, the transmission / reception unit 51 of the management system 50 receives the login request information. The login request information includes the access authentication ID “udc001” and the access authentication password “udcpass001” received in step S5.

  Next, the access authentication unit 53 of the management system 50 authenticates whether or not the terminal 10aa that has transmitted the login request information received by the transmission / reception unit 51 is accessible to the management system 50 (step S8). Then, the transmission / reception unit 50 transmits login authentication result information indicating the result of the authentication in step S8 to the terminal 10aa via the communication network 2 (step S9).

<< Main effects of this embodiment >>
As described above, according to this embodiment, it is not necessary to uniformly stop all accesses from the terminal 10 by distinguishing in detail the objects that can be accessed from the terminal 10 based on the presence or absence of access restrictions. Thereby, there exists an effect that the service to a user can be improved.

[Supplement of Embodiment]
The relay device 30, the access target management system 40, the management system 50, the update system 60, the screen providing system 80, the program providing system 90, and the maintenance system 100 in the above embodiment may be constructed by a single computer, Each part (function or means) may be divided and constructed by a plurality of computers arbitrarily assigned. In addition, when the program providing system 90 is constructed by a single computer, the program transmitted by the program providing system 90 may be transmitted by dividing it into a plurality of modules. It may be transmitted. Further, when the program providing system 90 is constructed by a plurality of computers, a plurality of modules may be divided and transmitted from each computer.

  A program for causing the terminal 10, the relay device 30, the access target management system 40, the transmission management system 50, the update system 60, and the screen providing system 80 to realize various functions (or to function as various means) Further, it may be provided domestically or abroad by being recorded in a program product (Program Product) as a recording medium such as a CD-ROM, a flash memory, or an HD.

  In the above embodiment, a video conference system has been described as an example of the transmission system 1. However, the present invention is not limited to this, and a telephone system such as an IP (Internet Protocol) telephone or an Internet telephone may be used. . Further, the transmission system 1 may be a car navigation system. In this case, for example, one of the terminals 10 corresponds to a car navigation device mounted on a car, and the other of the terminals 10 is mounted on a management terminal or management server of a management center that manages car navigation, or another car. This corresponds to a car navigation device. The transmission system 1 may be a mobile phone communication system. In this case, for example, the terminal 10 corresponds to a mobile phone.

  In the above embodiment, image data and audio data have been described as an example of content data. However, the present invention is not limited to this, and touch data may be used. In this case, the feeling that the user touched on one terminal side is transmitted to the other terminal side. Further, the content data may be smell data. In this case, the odor (odor) on one terminal side is transmitted to the other terminal side. The content data may be at least one of image data, audio data, tactile data, and olfactory data.

  Further, in the above embodiment, the case where a video conference is performed by the transmission system 1 has been described. However, the present invention is not limited to this, and a general conversation such as a meeting, a family or a friend, or information in one direction is performed. It may be used for presentation.

DESCRIPTION OF SYMBOLS 1 Transmission system 10 Transmission terminal 11 Transmission / reception part 12 Login request part 40 Access object management system 41 Transmission / reception part (an example of a transmission means, an example of a reception means)
42 operation input reception unit 43 extraction unit (an example of extraction means)
44 Certificate Authentication Unit (an example of certificate authentication means)
45 Judgment part (an example of judgment means)
46 Changing part (an example of changing means)
49 Storage / Read Processing Unit 50 Transmission Management System (Example of Chargeable System)
51 Transmission / Reception Unit 52 Extraction Unit 53 Access Authentication Unit 54 Terminal Authentication Unit 59 Storage / Read Management Unit Next Refinement Unit 60 Update System (Example of Non-Charging System)
70 router 80 screen providing system (an example of a billing asymmetric system)
90 Program providing system 100 Maintenance system 1000 Storage unit 4000 Storage unit 4001 Certificate authentication management DB (an example of certificate authentication management means)
4002 Access restriction management DB (an example of access restriction management means)
4003 Access target management DB (an example of access target management means)
5000 storage unit 5000 storage unit 5001 access authentication management DB (an example of an access authentication management DB)

JP 2000-174934 A

Claims (18)

A transmission system that provides a communication service for transmitting or receiving content data to a predetermined transmission terminal based on a session established between the predetermined transmission terminal and another information processing apparatus,
An access target management means said predetermined transmission terminal manages an accessible target URI,
Receiving means for receiving an inquiry about an accessible object managed by the access object management means from the predetermined transmission terminal;
Determining means for determining whether or not there is an access restriction for the predetermined transmission terminal in response to the inquiry;
When the determination means determines that there is an access restriction, the first target URI that can be accessed without using the communication service is transmitted to the predetermined transmission terminal, and the determination means has no access restriction. The first target URI and the second target URI including the URI of the transmission management system that manages the session established for using the communication service. A transmission means for transmitting to the terminal;
A transmission system comprising: The transmission system according to claim 1, further comprising:
  For each access presence / absence determination identification information used for determining the presence or absence of access restriction, the access restriction management means for managing the access restriction presence / absence information indicating the presence or absence of access restriction in association with each other,
  The access target management means associates and manages a target URI accessible by the predetermined transmission terminal for each access restriction presence / absence information,
  The determination means determines whether or not there is an access restriction based on the access restriction presence / absence information associated with the access presence / absence determination identification information corresponding to the predetermined transmission terminal;
  The transmission system transmits a URI extracted by searching the access target management unit based on a determination result by the determination unit to the predetermined transmission terminal. The transmission system according to claim 2, further comprising:
  For each piece of authentication information used for authentication of the transmission terminal, there is an authentication management means for managing the identification information for judging whether or not there is access,
  The receiving means receives authentication information from the predetermined transmission terminal,
  The transmission system according to claim 1, wherein the determination unit determines whether or not there is an access restriction based on the access presence determination identification information associated with the received authentication information. The transmission system according to any one of claims 2 and 3 , further comprising:
The access restriction management means includes, for each access presence determination identification information, access authentication identification information and access authentication used for authentication as to whether or not access from the transmission terminal is permitted in an object accessible by the transmission terminal. Manage passwords associated with them,
Wherein when it is determined that there is no access restriction by the determination means, said transmitting means, said for the access limitation management means is extracted from the access authentication of said specified transmission terminal identification information and access authentication password of the predetermined A transmission system characterized by transmitting to a transmission terminal. The transmission system according to any one of claims 2 to 4, further comprising:
A transmission system comprising: changing means for changing access restriction presence / absence information managed by the access restriction management means. The transmission system according to any one of claims 1 to 5, further comprising:
  A transmission system comprising: an extraction unit that extracts a URI by searching the access management unit based on a determination result by the determination unit. The communication service is a chargeable service, and a service provided to the predetermined transmission terminal by transmitting the first target URI to the predetermined transmission terminal is not a chargeable object. The transmission system according to any one of claims 1 to 6. The first target URI provides the transmission terminal with a URI of an update system that provides the transmission terminal with a program for updating the program of the transmission terminal or image data in a screen format displayed on the transmission terminal. The transmission system according to any one of claims 1 to 7, wherein the transmission system is a URI of a screen providing system. Whether the determination means has access restriction based on access restriction presence / absence information indicating presence / absence of access restriction changed according to the communication service contract information or usage fee payment information of the user of the predetermined transmission terminal. The transmission system according to claim 1, wherein it is determined whether or not. The transmission system according to claim 1, wherein the content data includes at least one of image data and audio data. The transmission system according to any one of claims 1 to 10, wherein the communication service is a telephone service in a video conference. The transmission system according to any one of claims 1 to 11, wherein the transmission system is any one of a video conference system, a telephone system, and a car navigation system. When it is determined by the determining means that there is no access restriction,
  The transmission system according to claim 1, wherein the predetermined transmission terminal transmits image data using the communication service. The transmission system according to any one of claims 1 to 13, wherein the transmission system includes one or more computers. The transmission system according to any one of claims 1 to 14, wherein the transmission management system includes one or more computers. The computer program characterized by realizing each means according to any one of claims 1 to 15. 17. A program providing system that provides the computer according to claim 16 to a computer via a communication network. A transmission method executed in a transmission system that provides a communication service for transmitting or receiving content data to a predetermined transmission terminal based on a session established between the predetermined transmission terminal and another information processing apparatus. There,
  The transmission system is
  Receiving from the predetermined transmission terminal an inquiry about accessible objects managed by the transmission system;
A determination step of determining whether or not there is an access restriction for the predetermined transmission terminal in response to the inquiry;
  When it is determined that there is an access restriction based on the determination, a first target URI that can be accessed without using the communication service is transmitted to the predetermined transmission terminal, and the access restriction is performed based on the determination. When it is determined that there is not, the predetermined URI of the first target and the second target URI including the URI of the transmission management system that manages the session established for using the communication service are used. A transmission step of transmitting to a transmission terminal of
  The transmission method characterized by performing.

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