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WO2010013287A1 - Contrôleur d'affichage d'informations - Google Patents

Contrôleur d'affichage d'informations Download PDF

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Publication number
WO2010013287A1
WO2010013287A1 PCT/JP2008/002023 JP2008002023W WO2010013287A1 WO 2010013287 A1 WO2010013287 A1 WO 2010013287A1 JP 2008002023 W JP2008002023 W JP 2008002023W WO 2010013287 A1 WO2010013287 A1 WO 2010013287A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
electronic paper
image
unit
display
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2008/002023
Other languages
English (en)
Japanese (ja)
Inventor
小野晋一
岸尾昇
石井勉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to PCT/JP2008/002023 priority Critical patent/WO2010013287A1/fr
Publication of WO2010013287A1 publication Critical patent/WO2010013287A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07701—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction
    • G06K19/07703—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction the interface being visual

Definitions

  • the present invention relates to an information display control device that displays information on electronic paper using steganography.
  • QR code quick response code
  • barcode barcode
  • steganography codes for accessing electronic information from a display object
  • Patent Document 1 is an invention of a circulation device that changes display information depending on a person who circulates.
  • a fingerprint input unit is provided in the circulation device, and fingerprint information input from the fingerprint input unit is collated with fingerprint information stored in advance. In the case of coincidence, the information that can be viewed is displayed to the person who performed the fingerprint collation.
  • QR code or barcode when using QR code or barcode, printing space is required.
  • QR codes and barcodes are recognized even from a remote location, a large space is required when printing a large size.
  • the present invention provides an information display control device that can encode information by steganography and display it on electronic paper as needed without requiring a display space.
  • the apparatus of the present invention is configured to capture electronic paper including confidential information encoded by steganography with an imaging device specified in advance and receive the captured image, and the encoding based on the captured image.
  • the receiving unit also includes an encoding unit that receives a captured image obtained by capturing the information displayed on the electronic paper, encodes the captured image into code information by steganography, and the transmission unit further includes the encoding process.
  • the code information is transmitted to the electronic paper. With this configuration, the information displayed on the electronic paper is unnecessary. In such a case, it is possible to keep it secret.
  • the electronic paper is used as an electronic postcard
  • the display image at the time of reply is encoded as a steganography and written on the electronic postcard
  • the display image at the time of outgoing communication is displayed and transmitted on the electronic postcard
  • the electronic postcard is imaged by an imaging device.
  • the code information is decoded into a reply image
  • the image information displayed on the electronic postcard is encoded and concealed, and the same electronic postcard is used as a reply postcard.
  • Embodiment 1 is a system configuration diagram of an information display device according to a first embodiment. It is a flowchart explaining the processing operation of Embodiment 1, and is a figure explaining the process which displays the information concealed on card-type electronic paper. It is a figure demonstrated by the example of a hotel card key as an example of electronic paper. It is a figure which shows the table structure of a use terminal and a user table. It is a figure which shows the table structure of a decoding / encoding table. It is a figure which shows the state in which the image data of "departure date" are not displayed on a hotel card key. It is a figure which shows the state by which "room number” and "departure date” were displayed on the hotel card key.
  • FIG. 10 is a flowchart for explaining a processing operation of the second embodiment.
  • FIG. 1 is a configuration diagram of the information display control device of the present embodiment.
  • the information display control device 1 includes a card-type electronic paper 2, an environmental device 3, and a server processing unit 4.
  • the card-type electronic paper 2 includes an image memory 5, an image composition unit 6, an image writing unit 7, and an image display unit 8.
  • the image memory 5 stores image data m corresponding to the use of the card-type electronic paper 2. For example, when the card-type electronic paper 2 is used as a hotel card key, the use of a hotel name or a basic card key is used. Image data such as a method is stored.
  • the image composition unit 6 performs composition processing of the image data m stored in the image memory 5 and image data (L (i, j)) transmitted from the server processing unit 4 described later.
  • the image writing unit 7 writes the image data (m + (L (i, j))) synthesized by the image synthesizing unit 6.
  • the image display unit 8 displays the image data transferred from the image writing unit 7 on the card-type electronic paper 2.
  • the environmental device 3 is, for example, a communication device with a camera or an imaging device.
  • the imaging device 10 captures an image displayed on the image display unit 8, and data captured by the imaging device 10 is sent to the server processing unit 4.
  • the transmission unit 11 is configured to transmit.
  • the server processing unit 4 includes a receiving unit 12, a use terminal determination unit 13, a decode / encode unit 14, and an information acquisition unit 15, and a use terminal / user table 16 is connected to the use terminal determination unit 13 for decoding and encoding.
  • a decoding / encoding table 17 is connected to the unit 14, and an internal storage information storage unit 18 and an external storage information storage unit 19 are connected to the information acquisition unit 15.
  • the receiving unit 12 receives the image data transmitted from the transmitting unit 11 of the environmental device 3 and sends it to the use terminal determining unit 13.
  • the user terminal determination unit 13 refers to the user terminal / user table 16 based on the transferred image data, reads the corresponding user terminal and user information, and outputs the information to the decoding / encoding unit 14.
  • the decoding / encoding unit 14 performs a decoding process or an encoding process on the transferred image data with reference to the decoding / encoding table 17 and sends the image data to the information acquisition unit 15.
  • the information acquisition unit 15 the internal storage information storage unit 18 and the external storage information storage unit 19 are searched based on the decoded or encoded information, and corresponding image data or mask data is acquired. Forward to 6.
  • FIG. 2 is a flowchart for explaining the processing operation of this example, and the processing for displaying the information concealed on the card-type electronic paper 2 will be explained. Further, the card-type electronic paper 2 used in this example will be described below with an example of a hotel card key shown in FIG.
  • the example shown in the figure is a state where “room number” and “departure date” are encoded in the hotel card key 21 by steganography, and confidential information is not exposed to human eyes.
  • the above-mentioned image m and “arrival date” are displayed on the hotel card key 21, and the information of “room number” and “departure date” concealed by steganography is a code (Encode-P (i, j Embedded as)).
  • i is information specifying a user of a hotel, for example, and j is an attribute number of an object such as “room number” or “departure date”.
  • the image display unit 22 of the hotel card key 21 shown in FIG. 3 is photographed by the imaging device 10, and the photographed image data D (k) is transmitted from the transmission unit 11 to the server processing unit 4 (step ( Hereinafter, indicated by S) 1).
  • the receiving unit 12 of the server processing unit 4 transmits the image data D (k) to the use terminal determining unit 13.
  • the camera information Cam (k) of the imaged imaging device 10 is also input to the receiving unit 12, and the transmitting unit 11 also transmits this information to the using terminal determining unit 13 via the receiving unit 12.
  • the use terminal determination unit 13 uses this information to refer to the use terminal / user table 16 to determine the use terminal and the user (S2).
  • FIG. 4 shows a table configuration example of the user terminal / user table 16, and the user terminal / user table 16 includes a combination of the user of the hotel card key 21 (card-type electronic paper 2) and the user terminal.
  • an imaging device “Cam (k)” which is a usable terminal corresponding to the ID “EPaper (i)” of the hotel card key 21 is registered.
  • the imaging device “Cam (3), (5)” is registered as a use terminal that can use the ID “EPaper (1)” of the hotel card key 21, and the ID “EPaper (2) of the hotel card key 21 is used.
  • the imaging device “Cam (1), (2), (3)” is registered as a use terminal that can use “)”.
  • the correspondence between the hotel card key 21 and the use terminal is set when the hotel card key 21 is handed over to the user.
  • the use card is provided near the front.
  • Cam (3) is installed
  • Cam (5) is installed in the elevator.
  • the use terminal determination unit 13 determines determination.
  • the determination (S2) is YES.
  • the use terminal determination unit 13 determines NO (S2 is NO).
  • FIG. 5 is a diagram showing a configuration example of the decode / encode table 17.
  • the code (Encode-P (1,1)) is “1”, for example, data (Data (1)) is registered.
  • the code (Encode-P (1,1)) is “2”, for example, the data (Data (2)) is registered, and the same applies to the code (Encode-P (i, j)). Data is registered.
  • data (Data (1)), data (Data (2)), etc. are information linked to the specific image data of the object attribute number j, for example, a hotel card key held by user i
  • the decode / encode unit 14 acquires the decoded data P (i, j) corresponding to the code (Encode-P (i, j)) (S4). Then, the information acquisition unit 15 acquires the image data (L (I, j)) indicated by this P (i, j) (S5). This image data (L (i, j)) is acquired by using P (i, j), for example, by searching the internal storage information storage unit 18 or the external storage information storage unit 19 to obtain P (i, j). The image data (L (i, j)) corresponding to is acquired.
  • the image data (L (i, j)) is, for example, specific image data of “room number” and specific image data of “departure date”.
  • the image data (L (I, j)) acquired by the information acquisition unit 15 is transmitted from the information acquisition unit 15 to the image composition unit 6 of the hotel card key 21 (card-type electronic paper 2). This transmission process is also performed while the user is hesitating the hotel card key 21 to the user terminal (imaging device 10).
  • the image composition unit 6 performs composition processing of the image m and the image data (L (i, j)) recorded in the image memory 5 (S6).
  • the image data (L (i, j)) that is “room number” is combined with the original image data and the image data of “arrival date”.
  • the display state of the hotel card key 21 shown in FIG. 6 shows a state in which the image data of “room number” is displayed from the state shown in FIG.
  • the holder of the hotel card key 21 captures the information on the “room number” necessary for entering the room, for example, by using terminals (Cam (3), Cam (5)) installed near the front or in the elevator. Then, the “room number” can be displayed on the hotel card key 21.
  • the “departure date” code-displayed by steganography is captured by the imaging device 10 in the same manner as described above, and is decoded into corresponding image data (L (i, j)) by the server processing unit 4. Thereafter, the image is combined by the image combining unit 6 and displayed on the image display unit 8.
  • the hotel card key 21 does not display the information required by the user until immediately before, so that the confidential information is securely protected, and according to the user's needs. Information necessary for the hotel card key 21 can be displayed and used.
  • FIG. 8 is a flowchart for explaining processing for concealing displayed information. For example, conversely to the above, it is a process of concealing the display of “room number” and “departure date” from the display state of FIG. 6 or FIG. 7, and there is information that is not necessary for the user or there are users. This is a process of concealing information that is not necessary at a place.
  • the image display unit 22 of the hotel card key 21 in the display state of FIG. 6 or FIG. 7 is imaged by the imaging device 10, and the captured image data D (k) and information of the imaging device 10 are transmitted from the transmission unit 11. It is transmitted to the server processing unit 4 (hereinafter referred to as ST) 1).
  • the receiving unit 12 of the server processing unit 4 transmits the above information to the use terminal determination unit 13 and makes a decision on the use terminal and the user with reference to the use terminal / user table 16 (ST2).
  • combination information of use terminals is registered corresponding to the ID of the hotel card key 21 possessed by the user. For example, the ID “EPaper (1) of the hotel card key 21 is registered. If the user terminal corresponding to “)” is the imaging device “Cam (3)” (YES in ST2), the decoding / encoding unit 14 performs an encoding process of the image data D (k) (ST3).
  • This process is a process for recognizing the pattern code (Encode-R (i, j)) embedded in the image data D (k) contrary to the above-described decoding process.
  • R (i, j) corresponding to the data (Data (1)) of “room number” is acquired in the hotel card key 21 held by a certain user i (ST4). Further, R (i, j) corresponding to the data of “departure date” (Data (2)) is acquired.
  • This information is transmitted to the information acquisition unit 15 to acquire mask data (Mask-L (i, j)) indicated by R (i, j) (ST5).
  • the mask data (Mask-L (i, j)) acquired by the information acquisition unit 15 is transferred from the information acquisition unit 15 to the image composition unit 6 of the tricked hotel card key 21 (card-type electronic paper 2).
  • the mask data (Mask-L (i, j)) is overwritten on the image data (L (i, j)) (ST6).
  • an image writing process by the image writing unit 7 is performed, and a composite image is displayed on the image display unit 8 (ST7). For example, in the example shown in FIG.
  • information is kept secret in the hotel card key 21 until the user needs it, the image is picked up by the imaging device 10 according to the user's need, and the necessary information is displayed in the hotel card key 21. Is displayed.
  • a use terminal (imaging device 10) is provided in the card mounting section of the room to conceal the information of the “room number”, and to the hotel card key 21 the blame route required after entering the room, the facility guidance information in the hall, etc. It can also be configured to display.
  • the card-type electronic paper 2 (hotel card key 21) is written to the card-type electronic paper 2 at the timing when the card-type electronic paper 2 (hotel card key 21) is brought close to the imaging device 10, and the card-type electronic paper 2 is released from the card-type electronic paper 2 imaging device 10 at the timing.
  • a configuration may be adopted in which the information in the electronic paper 2 is erased and the default display by steganography is restored.
  • the card-type electronic paper 2 is configured to hold written information in a state where the imaging device 10 is separated.
  • the hotel card key 21 is described as the card-type electronic paper 2, but it may be applied to a credit card or a cash card.
  • the balance, transfer information, and a code indicating access to electronic transactions are written as steganographic information on a credit card, etc., and if necessary, captured by a camera installed in a mobile phone or PDA (personal digital assistant), etc.
  • Information or information from a link destination may be acquired and the balance, transfer information, or the like may be displayed on a credit card or cash card (card-type electronic paper).
  • the return date and rental history should be displayed on the above membership cards and rental cards. Also good. Further, when returning, the return date and the rental history may be erased, and a default display or a new video or new book introduction display may be displayed.
  • a code indicating personal information may be recorded as stegano information, and a guide map to the next inspection location, a waiting time, etc. may be displayed at the timing when a certain inspection is completed and recorded.
  • the stegano information may be a doctor or a user's mobile phone registered in advance as a use terminal.
  • FIG. 9 is an example of a round-trip postcard used today.
  • FIG. 9A shows the front side of the reply postcard
  • FIG. 9B shows the back side of the reply postcard
  • FIG. 9C shows the front side of the outgoing postcard
  • FIG. d indicates the reverse side of the outgoing postcard.
  • the return postcard used today has the address and name of the recipient on the front of the outgoing postcard, the contents on the back, and the address and name of the sender on the front of the reply postcard.
  • the contents of the reply are written on the back side, and the confidentiality of the information is not considered at all. It is also disposable and no consideration is given to ecology.
  • FIG. 10 is a diagram showing a system configuration of this example.
  • the system of this example includes a source processing unit 30 and a destination processing unit 31, and the source processing unit 30 includes a mode input unit 32, a mode storage unit 33, an input unit 34, a mode determination unit 35, and an encoding & tag addition unit. 36, a tag execution & display unit 37, a display confirmation unit 38, and a transmission unit 39.
  • the destination processing unit 31 includes a receiving unit 40, a display unit 41, an image acquisition unit 42, a stegano recognition unit 43, a decode / encode unit 44, and a display unit 45.
  • the mode input unit 32 performs mode input for displaying information on a reciprocating postcard (hereinafter referred to as an electronic postcard) realized by electronic paper.
  • FIG. 11 is a diagram showing the configuration of the electronic postcard.
  • FIG. 11A shows a display state at the time of outgoing communication
  • FIG. 11B shows a display state at the time of reply.
  • the mode information input from the mode input unit 32 is stored in the mode storage unit 33.
  • m3 ′ shade display
  • the input unit 34 is an information input unit that inputs specific information in correspondence with the above-described mode. For example, the title name, destination address, name, source address, and name of the above-mentioned “Okinoshino Shinkai” The date and place of the meeting, information on the membership fee, etc. are input as the input signal ⁇ i.
  • the tag execution & display unit 37 displays information with the tag added.
  • Information to be executed at this time is information to which TAG-NO ( ⁇ ik) and TAG-SG ( ⁇ ik) are added, and the display shown in FIG. 11A is performed.
  • a message postcard, a postal code, a destination address, and a name are displayed on the surface of the electronic postcard.
  • the title name of “Meet the Past”, the date and place of the meeting, and information on the membership fee are displayed.
  • the display confirmation unit 38 is a process for confirming the display state. For example, when the display state shown in FIG. 11A is confirmed, the outgoing electronic postcard layout is OK and is transmitted to the destination by the transmission unit 39.
  • the display confirmation unit 38 is a process for confirming the display state. For example, when the display state shown in FIG. 11A is confirmed, the outgoing electronic postcard layout is OK and is transmitted to the destination by the transmission unit 39.
  • the destination processing unit 31 confirms the display of the electronic postcard (display unit 41), and the image acquisition unit 42 images the front and back surfaces of the electronic postcard, A captured image is acquired.
  • TAG-AF ⁇ ik encoded as steganography is also read in this captured image, and the stegan code is cut out by the stegan recognition unit 43.
  • the decoding / encoding unit 44 decodes the TAG-AF ( ⁇ ik) and extracts information such as reply postcard characters, postal code, sender address and name, presence / absence of attendance, and the like.
  • the decoding / encoding unit 44 encodes TAG-SG ( ⁇ ik).
  • information such as reply postcard characters, postal code, address and name of the sender, presence / absence of attendance, etc. are displayed on the display unit 45 by decoding TAG-AF ( ⁇ ik).
  • the ( ⁇ ik) encoding process erases the postcard characters, postal code, destination address and name, date and location, and membership fee information. Accordingly, the display is as shown in FIG. 11B, where the address and name of the sender are displayed on the front surface of the electronic postcard, and the presence / absence display, address and name are displayed on the back surface.
  • the stamp portion is not coded by steganography, but can be coded in the same way.
  • a configuration for realizing postcard type direct mail with electronic paper may be adopted.
  • information encoded by steganography can be displayed and returned to the address of the sender.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

L'invention porte sur un contrôleur d'affichage d'informations sur papier électronique au moyen d'une stéganographie. Le contrôleur d'affichage d'informations code des informations qui ne peuvent être reconnues par les yeux humains et les incorpore dans une matière imprimée, en particulier sans dégrader une esthétique d'affichage. Le contrôleur a une partie de réception pour recevoir une image de capture dans laquelle le papier électronique contenant les informations codées par la stéganographie est visualisé, une partie de décodage pour décoder les informations codées sur la base de l'image de capture, et une partie de transmission pour transmettre les informations décodées au papier électronique pour afficher des informations décodées visibles décodées par la partie de décodage sur le papier électronique.
PCT/JP2008/002023 2008-07-29 2008-07-29 Contrôleur d'affichage d'informations Ceased WO2010013287A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2008/002023 WO2010013287A1 (fr) 2008-07-29 2008-07-29 Contrôleur d'affichage d'informations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2008/002023 WO2010013287A1 (fr) 2008-07-29 2008-07-29 Contrôleur d'affichage d'informations

Publications (1)

Publication Number Publication Date
WO2010013287A1 true WO2010013287A1 (fr) 2010-02-04

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PCT/JP2008/002023 Ceased WO2010013287A1 (fr) 2008-07-29 2008-07-29 Contrôleur d'affichage d'informations

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111279678A (zh) * 2017-11-06 2020-06-12 索尼公司 显示装置、相机装置、方法和程序

Citations (8)

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Publication number Priority date Publication date Assignee Title
JP2001243502A (ja) * 2000-02-28 2001-09-07 Dainippon Printing Co Ltd 航空券発券システムとそれに使用する航空券、ｉｃバゲージタグ
JP2002018362A (ja) * 2000-07-12 2002-01-22 Fuji Xerox Co Ltd 宛先情報表示体
JP2002024865A (ja) * 2000-07-06 2002-01-25 Fuji Xerox Co Ltd 情報更新システム
JP2003333001A (ja) * 2002-03-08 2003-11-21 Dainippon Printing Co Ltd 情報提供システム、ペーパー状表示媒体及び情報提供方法
JP2005175942A (ja) * 2003-12-11 2005-06-30 Canon Inc 画像表示装置、文書回覧システム、画像表示方法及びコンピュータプログラム
JP2007257278A (ja) * 2006-03-23 2007-10-04 Keakomu:Kk 受診者管理システムおよび電子診療券
JP2007299158A (ja) * 2006-04-28 2007-11-15 Keakomu:Kk 受診者管理システム及び電子診療券
JP2008058199A (ja) * 2006-08-31 2008-03-13 Fujitsu Ltd データ入力装置、データ入力システム、データ入力方法、印刷装置および印刷物

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001243502A (ja) * 2000-02-28 2001-09-07 Dainippon Printing Co Ltd 航空券発券システムとそれに使用する航空券、ｉｃバゲージタグ
JP2002024865A (ja) * 2000-07-06 2002-01-25 Fuji Xerox Co Ltd 情報更新システム
JP2002018362A (ja) * 2000-07-12 2002-01-22 Fuji Xerox Co Ltd 宛先情報表示体
JP2003333001A (ja) * 2002-03-08 2003-11-21 Dainippon Printing Co Ltd 情報提供システム、ペーパー状表示媒体及び情報提供方法
JP2005175942A (ja) * 2003-12-11 2005-06-30 Canon Inc 画像表示装置、文書回覧システム、画像表示方法及びコンピュータプログラム
JP2007257278A (ja) * 2006-03-23 2007-10-04 Keakomu:Kk 受診者管理システムおよび電子診療券
JP2007299158A (ja) * 2006-04-28 2007-11-15 Keakomu:Kk 受診者管理システム及び電子診療券
JP2008058199A (ja) * 2006-08-31 2008-03-13 Fujitsu Ltd データ入力装置、データ入力システム、データ入力方法、印刷装置および印刷物

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111279678A (zh) * 2017-11-06 2020-06-12 索尼公司 显示装置、相机装置、方法和程序

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