Data Management System, Data Management Method, Server Apparatus, Receiving Apparatus, Control Program, and Computer-Readable Recording Medium Recording Same
1 Assignment
0 Petitions
Accused Products
Abstract
A server device (1) includes a deletion information decision unit (104) for deciding a file to be deleted to prevent its use in a reception device (2) in the state that a file constituting an AV content to be transmitted is stored in an accumulation unit (202) among files
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Citations
36 Claims
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1-19. -19. (canceled)
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20. :
- A server apparatus for transmitting, to at least one receiving apparatus, a file group including a plurality of data files, the server apparatus comprising;
file decision means for deciding a data file from among first data files which have been already stored in a storage section of the receiving apparatus, the data file to be decided being restricted or prohibited from being used in the receiving apparatus when second data files constituting a file group that is to be newly transmitted to the receiving apparatus are stored in the storage section; and
management information transmitting means for transmitting, to the receiving apparatus, file specifying information for specifying the data file decided by the file decision means, the receiving apparatus receiving the file group constituted by the second data files. - View Dependent Claims (21, 22, 25, 26, 33, 35)
- A server apparatus for transmitting, to at least one receiving apparatus, a file group including a plurality of data files, the server apparatus comprising;
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23. :
- A receiving apparatus for receiving, from at least one server apparatus, a file group including a plurality of data files, the receiving apparatus comprising;
a storage section for storing the plurality of data files; and
file management means for restricting use of or deleting a data file which has already been stored in the storage section and which is specified by file specifying information received from the server apparatus. - View Dependent Claims (24, 34, 36)
- A receiving apparatus for receiving, from at least one server apparatus, a file group including a plurality of data files, the receiving apparatus comprising;
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27. :
- A server apparatus for transmitting, to at least one receiving apparatus, a file group including a plurality of data files, the server apparatus comprising;
management information transmitting means for transmitting, to the receiving apparatus, management information specifying second data files constituting a file group that is to be newly transmitted to the receiving apparatus, the receiving apparatus receiving the file group. - View Dependent Claims (28, 31, 32)
- A server apparatus for transmitting, to at least one receiving apparatus, a file group including a plurality of data files, the server apparatus comprising;
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29. :
- A receiving apparatus for receiving, from at least one server apparatus, a file group including a plurality of data files, the receiving apparatus comprising;
a storage section for storing the plurality of data files;
file decision means for (i) receiving, from the server apparatus, management information specifying second data files constituting a file group that is to be newly received from the server apparatus, and for (ii) deciding, in accordance with the management information, a data file from among first data files which have been already stored in the storage section, the data file to be decided being restricted or prohibited from being used in the receiving apparatus when the second data files are stored in the storage section; and
file management means for restricting use of the data file decided by the file decision means, or for deleting the data file from the storage section. - View Dependent Claims (30)
- A receiving apparatus for receiving, from at least one server apparatus, a file group including a plurality of data files, the receiving apparatus comprising;
Specification