WO2010029625A1 - Dispositif d'affichage de contenu et système d'affichage de contenu - Google Patents

Dispositif d'affichage de contenu et système d'affichage de contenu Download PDF

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Publication number
WO2010029625A1
WO2010029625A1 PCT/JP2008/066422 JP2008066422W WO2010029625A1 WO 2010029625 A1 WO2010029625 A1 WO 2010029625A1 JP 2008066422 W JP2008066422 W JP 2008066422W WO 2010029625 A1 WO2010029625 A1 WO 2010029625A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
content
unit
display device
area
Prior art date
Application number
PCT/JP2008/066422
Other languages
English (en)
Japanese (ja)
Inventor
自広 山谷
Original Assignee
コニカミノルタホールディングス株式会社
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
Application filed by コニカミノルタホールディングス株式会社 filed Critical コニカミノルタホールディングス株式会社
Priority to PCT/JP2008/066422 priority Critical patent/WO2010029625A1/fr
Publication of WO2010029625A1 publication Critical patent/WO2010029625A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/165—Centralised control of user terminal ; Registering at central
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/147—Digital output to display device ; Cooperation and interconnection of the display device with other functional units using display panels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/4143—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a Personal Computer [PC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/4508—Management of client data or end-user data
    • H04N21/4524—Management of client data or end-user data involving the geographical location of the client
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4627—Rights management associated to the content
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2370/00—Aspects of data communication
    • G09G2370/16—Use of wireless transmission of display information
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2380/00—Specific applications
    • G09G2380/02—Flexible displays

Definitions

  • the present invention relates to a content display device and a content display system for displaying content information.
  • PC personal computer
  • a printer can be viewed on a PC screen and output to paper from a printer. May be viewed.
  • a large amount of paper output from a printer or the like is output to a conference room and used for conference participants.
  • Patent Document 1 As a technique of a display recording medium such as electronic paper, there is a technique described in Patent Document 1.
  • the technology described in Patent Document 1 rationally controls individual document management based on user authority by changing the display mode of document images for each user using electronic paper that displays and holds document images in a rewritable manner. It is a technology to do.
  • an object of the present invention is to provide a content display device and a content display system that manage content information based on an area where content information is browsed and prevent leakage of highly confidential content information.
  • a content display device provides: A holding unit for holding content information and restriction information in which usage restrictions on the content information are defined; A display unit for displaying the content information held by the holding unit; A recognition unit for recognizing area information regarding an area where the content display device exists; A control unit for controlling at least the display unit, The control unit grasps usable content information from the content information held in the holding unit based on the restriction information held in the holding unit and the area information recognized by the recognition unit, At least the display unit is controlled so that usable content information is displayed on the display unit.
  • the content display system includes: The content display device; An area information transmission device for transmitting area information relating to an area where the content display device exists to the content display device; It is characterized by having.
  • the content display device and the content display system according to the present invention can manage content information based on an area where content information is browsed and prevent leakage of highly confidential content information.
  • FIG. 1 is a schematic diagram showing a state in which a content display device and a PC are connected.
  • the content display device A stores (holds) a plurality of pieces of content information (images, sentences, etc.) therein, and the content information stored in the display unit 104 of the content display device A is displayed.
  • the content information to be displayed on the display unit 104 among the content information stored in the content display device A is selected by the user through the selection unit 105.
  • the content display device A is set in the cradle K and charged.
  • a PC personal computer
  • the content display device A is set in the cradle K, and predetermined content information is transferred from the PC to the content display device A through the screen of the PC or the display unit 104 of the content display device A. .
  • the content display apparatus A may be directly connected to the PC via USB or IEEE 1394 without using the cradle K, and the content information may be transferred from the PC to the content display apparatus A. Further, the content information may be transferred from the PC to the content display device A through a wireless LAN or BlueTooth.
  • FIG. 2 is a block diagram of the content display device A and shows a typical configuration.
  • the content display device A and the PC exchange content information via the communication unit 108.
  • the control unit 101 controls the operation of each unit in the content display apparatus A, and specifically includes a CPU (Central Processing Unit), a ROM (Read Only Memory), a RAM (Random Access Memory), and the like.
  • a CPU Central Processing Unit
  • ROM Read Only Memory
  • RAM Random Access Memory
  • the holding unit 102 holds content information transferred from the PC, and may be any device that can store information, such as a hard disk.
  • the holding unit 102 also holds restriction information in which restriction on the use of content information is defined, and the content information displayed on the display unit 104 is restricted by using the restriction information.
  • the recognition unit 103 recognizes area information for recognizing in which place (area) the content display device A exists. Similar to the restriction information held in the holding unit 102, the content information displayed on the display unit 104 is restricted by using the area information recognized by the recognition unit 103.
  • the display unit 104 displays content information that can be used in the content display device A.
  • the display unit 104 is in a touch panel format, and writing or the like can be performed on content information displayed on the display unit 104.
  • the display unit 104 is a known display unit such as liquid crystal, organic EL, or plasma.
  • the selection unit 105 selects content information to be displayed on the display unit 104, or selects what operation is to be executed in the content display device A.
  • the notification unit 106 notifies a user who uses the content display apparatus A of a predetermined warning or the like, and notifies through the display unit 104 or through voice.
  • the timer 107 measures a time interval of operations executed in the content display device A.
  • the content display device A shown in FIG. 1 and FIG. 2 is a portable display terminal. However, if the user can freely browse content in any area through the content display device A, the confidentiality will be increased. While watching high content, it may be inadvertently seen by others and confidential information may be leaked. Therefore, it is recognized in which area the content display device A is used, and only the content information permitted in the recognized area can be used and displayed. Hereinafter, this point will be described in detail.
  • FIG. 3 is a flowchart showing an operation of grasping usable content information and displaying the content information on the display unit. Note that the determination steps (steps S5, S7, S9, and S12) in FIG.
  • step S1 When the power of the content display device A is turned on by the user and there is a use start request (request indicating the start of use) (step S1), the content display device A first exists by the recognition unit 103 in the content display device A. The area information related to the area to be recognized is recognized (step S2). The recognized area information is temporarily stored in the holding unit 102. The operation for recognizing the area information will be described with reference to FIG.
  • FIG. 4 is a schematic diagram showing the content display system.
  • a device for transmitting area information to the content display device A is installed in each area where the content display device A is carried.
  • the area information is transmitted to the content display device A in the area AR.
  • An area information transmission device B is installed.
  • the recognition unit 103 in the content display device A communicates with the area information transmission device B, and the content display device A Recognize area information regarding the existing area AR.
  • the area information may be security level information set for each area, or unique information set for each area (for example, IP address, network group information, name, address, postal code, telephone number, MAC address ( Media Access Control address), latitude / longitude information, seat information on trains, etc.).
  • Transmission of area information between the content display device A and the area information transmission device B may be wireless communication or wired communication.
  • step S3 the content information that can be used and the content information that cannot be used in the area where the content display device A exists are grasped (step S3).
  • the grasping of the usable content information and the unusable content information is executed based on the area information recognized in step S2 and the restriction information that defines the restriction on the use of the content information.
  • the restriction information is held in the holding unit 102 in the content display device A, and is, for example, data table information as shown in Tables 1 to 3 below. In the present embodiment, it is assumed that 50 pieces of content information of content 1 to content 50 are held in the holding unit 102.
  • Table 1 shows restriction information when the area information is security level information set for each area, and is divided into three levels of level 1 to level 3. For example, if the area information recognized in step S2 of FIG. 3 is level 3, the restriction information shown in Table 1 is used, and it is grasped that the contents 11 to 50 held in the holding unit 102 can be used. Is done. Further, it is understood that the content 2 to the content 10 are content information that can be partially used, and the content 1 is understood as content information that cannot be used.
  • Table 2 shows restriction information when the area information is IP address information set for each area, and is “192.168.10. *”, “192.168.20. *”, “192.168 .. 30. * ”. For example, if the area information recognized in step S2 in FIG. 3 is “192.168.10. *”, The restriction information shown in Table 2 is used, and all of the contents 1 to 50 held in the holding unit 102 are used. It is understood that the content information is usable content information.
  • Table 3 shows restriction information in a case where the area information is network group information set for each area, and is divided into three stages of “chizai”, “kaihatsu”, and “eigyo”. For example, if the area information recognized in step S2 in FIG. 3 is “kaihatsu”, the restriction information shown in Table 3 is used, and content information 2 to content 50 held in the holding unit 102 can be used. Be grasped. Further, it is understood that the content 1 is content information that can be partially used.
  • the usable content information is displayed on the display unit 104 in the content display device A (step S4).
  • content information that cannot be used is not displayed on the display unit 104 in consideration of confidentiality. As described above, if the use of the content information is restricted based on the information of the area where the content display device A exists, the usable content information can be browsed while preventing leakage of highly confidential content information.
  • the partially usable content information obtained by using the restriction information shown in Tables 1 to 3 for example, only the first five characters of the content information are displayed as shown in FIG. As shown in FIG. 6, only bibliographic items may be displayed, or only some information may be displayed on the display unit 104. In this way, not all the content information is browsed, but a part of the content information is effective.
  • step S4 when displaying the content information that can be used in step S4, only a part of the content information that can be used first is displayed, and when the user selects, the entire content information may be displayed.
  • step S3 when the content information that can be used and the content information that cannot be used are grasped in step S3, only the content information that can be used may be displayed as a list, and if it is desired to browse, the content information in the list may be selected. Moreover, the content information that can be used and the content information that cannot be used are displayed as a list, and even if a request for browsing the content information that cannot be used is requested, it is not displayed, or the visibility is deteriorated. Content information that can be used and content information that cannot be used may be displayed separately in the list, or usable area information may be displayed. Moreover, you may notify a user that it cannot browse at the time of a browsing request.
  • the content information that can be used and the content information that cannot be used are grasped based on the area information and the restriction information.
  • the user who has the content display device A may move the viewing area. is there. Therefore, the area information is periodically recognized using the recognition unit 103, and the confidentiality of the content information is continuously secured.
  • step S5 it is determined whether or not a predetermined time has elapsed since the area information recognition operation performed in step S2. Whether or not a predetermined time has elapsed is determined using the measurement time of the timer 107.
  • step S5 If it is determined that a predetermined time has elapsed since the area information recognition operation executed in step S2 (step S5; Yes), the area information regarding the area where the content display device A exists is recognized by the recognition unit 103 as in step S2 (step S2). S6) It is determined whether the area information is different from the previously recognized area information (step S7). If it is determined that the area information is different from the previously recognized area information (step S7; Yes), the notification unit 106 notifies the user of the recognition result (step S8).
  • the display unit 104 has to display “viewing area has been changed” or change the content information that can be displayed based on the recognition that the area has been changed. It needs to be changed "or the recognition result is notified. By notifying in this way, the user can check the situation as appropriate.
  • step S9 After notifying the recognition result, it is determined whether or not to change the displayed content information (step S9).
  • the determination operation in step S9 is executed based on the result selected by the user in the selection unit 105.
  • step S9 If it is determined that the content information to be displayed is to be changed (step S9; Yes), the notification unit notifies the fact that the type of content information to be displayed is changed, and then the same operation as described in steps S3 and S4 Is executed to grasp usable content information and unusable content information (step S10).
  • the usable content information is displayed on the display unit 104 in the content display device A (step S11). Content information that cannot be used is not displayed on the display unit 104 in consideration of confidentiality. Unless the power is turned off, the operations from steps S5 to S11 are repeated.
  • an IC tag may be installed inside the content display device A as shown in FIG.
  • the IC tag 109 can be rewritten, and area information transmitted from an area information transmission device installed in a predetermined area is written to the IC tag 109.
  • the recognizing unit 103 can use the area information written in the IC tag 109 to grasp usable content information and unusable content information. By using the rewritable IC tag 109 in this way, leakage of highly confidential content information can be prevented.
  • this invention is not limited to the said embodiment, Even if there exists a change and addition in the range which does not deviate from the summary of this invention, it is contained in this invention.
  • security level information and the IP address information are described as the area information regarding the area where the content display device A exists, other information may be used.
  • content information is managed based on the volume in the area.
  • the volume information of the area in which the content display device A exists (volume information is measured by an area information transmission device or the like and is information of the measurement result) is area information, and the usage restriction information corresponds to the volume information. Ensure that usage restrictions are specified.
  • the volume is high, there are many people and the content information that can be used is reduced because it is necessary to sufficiently prevent the leakage of the content information.
  • the volume is low, the content information that can be used because there are not many people is increased.
  • content information is managed based on the illuminance in the area.
  • Illuminance information of the area in which the content display device A exists is area information
  • the usage restriction information corresponds to the illuminance information. Ensure that usage restrictions are specified. When the illuminance is high, there are many people and it is necessary to sufficiently prevent the leakage of content information, so the content information that can be used is reduced, and when the illuminance is low, the content information that can be used because there are not many people should be increased .
  • the content information held for a certain period of time from the start of use of the content display device A can be freely browsed, and the content display device A
  • the display unit 104 is controlled by grasping content information that can be used and content information that cannot be used after a certain time from the start of use.
  • the content information that can be used in the content display device A is displayed on the display unit 104, but also the content information that cannot be used is allowed to be transferred to other content display devices. Transfer to the display device may be prohibited.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

Selon l'invention, des informations de zone transmises à partir d'un dispositif de transmission d'informations de zone (B) sont reconnues, et des informations de contenu disponibles dans la zone correspondante sont saisies. Les informations de contenu disponibles sont affichées sur une section d'affichage d'un dispositif d'affichage de contenu (A). Etant donné que les informations de contenu sont gérées conformément à la zone de navigation, des informations hautement confidentielles peuvent être empêchées d'être divulguées.
PCT/JP2008/066422 2008-09-11 2008-09-11 Dispositif d'affichage de contenu et système d'affichage de contenu WO2010029625A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2008/066422 WO2010029625A1 (fr) 2008-09-11 2008-09-11 Dispositif d'affichage de contenu et système d'affichage de contenu

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2008/066422 WO2010029625A1 (fr) 2008-09-11 2008-09-11 Dispositif d'affichage de contenu et système d'affichage de contenu

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WO2010029625A1 true WO2010029625A1 (fr) 2010-03-18

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016152902A1 (fr) * 2015-03-23 2016-09-29 日本電気株式会社 Terminal d'affichage, procédé de commande d'affichage, et programme
JP2019004242A (ja) * 2017-06-13 2019-01-10 セイコーエプソン株式会社 頭部装着型表示装置、及び、頭部装着型表示装置の制御方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002108267A (ja) * 2000-09-27 2002-04-10 Minolta Co Ltd 表示システムおよびデジタルペーパ並びに表示制御方法
JP2004037829A (ja) * 2002-07-03 2004-02-05 Fuji Photo Film Co Ltd 情報表示装置
JP2006039107A (ja) * 2004-07-26 2006-02-09 Fuji Xerox Co Ltd 表示記録媒体
JP2006106228A (ja) * 2004-10-04 2006-04-20 Hitachi Ltd 携帯型コンピュータおよび無線タグのデータ表示方法
JP2007286602A (ja) * 2006-03-24 2007-11-01 Ricoh Co Ltd 表示装置および表示システム
JP2008182604A (ja) * 2007-01-25 2008-08-07 Sony Corp 視聴制限機能付き受信装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002108267A (ja) * 2000-09-27 2002-04-10 Minolta Co Ltd 表示システムおよびデジタルペーパ並びに表示制御方法
JP2004037829A (ja) * 2002-07-03 2004-02-05 Fuji Photo Film Co Ltd 情報表示装置
JP2006039107A (ja) * 2004-07-26 2006-02-09 Fuji Xerox Co Ltd 表示記録媒体
JP2006106228A (ja) * 2004-10-04 2006-04-20 Hitachi Ltd 携帯型コンピュータおよび無線タグのデータ表示方法
JP2007286602A (ja) * 2006-03-24 2007-11-01 Ricoh Co Ltd 表示装置および表示システム
JP2008182604A (ja) * 2007-01-25 2008-08-07 Sony Corp 視聴制限機能付き受信装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016152902A1 (fr) * 2015-03-23 2016-09-29 日本電気株式会社 Terminal d'affichage, procédé de commande d'affichage, et programme
JP2019004242A (ja) * 2017-06-13 2019-01-10 セイコーエプソン株式会社 頭部装着型表示装置、及び、頭部装着型表示装置の制御方法

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