Electronic paper file
First Claim
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1. An electronic paper file comprising an electronic paper with a display function and a main unit attachable with a plurality of said electronic papers, comprising:
- communication means for sending and receiving data to and from a different electronic paper file; and
page management means for specifying one of the electronic papers to display the data received by the communication means and giving the received data to the specified electronic paper;
cursor drawing means for displaying a cursor indicating a specific region on the specified electronic paper, and sending cursor display data for displaying the cursor to the different electronic paper file through the communication means; and
display control means for restricting the cursor drawing means from drawing the cursor and sending the cursor display data to the different electronic paper file,wherein, when two electronic paper files perform the communication, the electronic paper file, when it is on a slave side, sends a request to display the cursor to a master side electronic paper file through the communication means, and the display control means cancels the restriction on the cursor drawing means upon receipt of a display allowance signal from the master side electronic paper file in response to the request.
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Abstract
An electronic paper file with an advantage like a book or a notebook can settle a conventional problem regarding the displaying that appears at a time of communicating by a portable information terminal. And the electronic paper file is provided with a receiving electronic paper displaying data sent from the other electronic paper and a sending electronic paper sending the display content to the other electronic paper.
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Citations
18 Claims
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1. An electronic paper file comprising an electronic paper with a display function and a main unit attachable with a plurality of said electronic papers, comprising:
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communication means for sending and receiving data to and from a different electronic paper file; and page management means for specifying one of the electronic papers to display the data received by the communication means and giving the received data to the specified electronic paper; cursor drawing means for displaying a cursor indicating a specific region on the specified electronic paper, and sending cursor display data for displaying the cursor to the different electronic paper file through the communication means; and display control means for restricting the cursor drawing means from drawing the cursor and sending the cursor display data to the different electronic paper file, wherein, when two electronic paper files perform the communication, the electronic paper file, when it is on a slave side, sends a request to display the cursor to a master side electronic paper file through the communication means, and the display control means cancels the restriction on the cursor drawing means upon receipt of a display allowance signal from the master side electronic paper file in response to the request. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An electronic paper file comprising an electronic paper with a display function and a main unit attachable with a plurality of said electronic papers, comprising:
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setting means for setting a group consisting of one or more electronic papers and giving the group a group name, according to ID numbers for identifying the electronic papers; page management means for deciding data to be displayed on the electronic papers according to the ID numbers; and communication means for giving the data decided by the page management means to, and giving the group name as data to be displayed on each electronic paper to, the electronic papers included in the group. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15)
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16. An electronic paper file comprising an electronic paper with a display function and a main unit attachable with a plurality of said electronic papers, comprising:
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page management means for deciding a data to be displayed on an electronic paper according to an ID number for identifying the electronic paper; and communication means for giving the data decided by the page management means to the electronic paper, wherein the electronic paper is removably attached to the main unit with one of a pair of connecting terminals having both the electrical and physical connecting functions, and the main unit has a jointed axis jointing a plurality of rotatable axis parts having the connecting terminal for a connecting terminal of an electronic paper, and being arranged in an axis direction so as to be rotatable freely.
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17. An electronic paper file comprising an electronic paper with a display function and a main unit attachable with a plurality of said electronic papers, comprising:
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communication means for sending and receiving data to and from a different electronic paper file; page management means for specifying one of the electronic papers to display the data received by the communication means and giving the received data to the specified electronic paper; cursor drawing means for displaying a cursor indicating a specific region on the electronic paper, and sending a cursor display data for displaying the cursor to the different electronic paper file through the communication means; and display control means for restricting the cursor drawing means from drawing the cursor and sending the cursor display data to the different electronic paper file, wherein, when two electronic paper files performs the communication, the electronic paper file, when it is on a master side, receives a request to display the cursor from a slave side electronic paper file through the communication means, and the display control means determines whether or not to return a display allowance signal for canceling the restriction on the cursor drawing means of the slave side electronic paper file.
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18. An electronic paper file comprising an electronic paper with a display function and a main unit attachable with a plurality of said electronic papers, comprising:
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communication means for sending and receiving data to and from a different electronic paper file; page management means for specifying one of the electronic papers to display the data received by the communication means and giving the received data to the specified electronic paper; cursor drawing means for displaying a cursor indicating a specific region on the electronic paper, and sending a cursor display data for displaying the cursor to the different electronic paper file through the communication means; and display control means for restricting the cursor drawing means from drawing the cursor and sending the cursor display data to the different electronic paper file, wherein, when two electronic paper files performs the communication, in case where the electronic paper file is on a master side, upon receipt of a request to display the cursor from a slave side electronic paper file through the communication means, the display control means determines whether or not to return a display allowance signal, and in case where the electronic paper file is on the slave side, the display control means cancels the restriction on the cursor drawing means upon receipt of the display allowance signal.
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Specification