A recording medium, method and apparatus for managing data are discussed. According to an embodiment, the present invention provides a method of reproducing main data and additional data. The method includes receiving the additional data associated with the main data, the additional data being divided into a plurality of segment units; and reproducing the additional data in a synchronous manner with the main data using time information if indication information indicates a presence of the time information. The time information indicates a presentation time of the additional data with respect to the main data. The main data and the additional data are reproduced according to management data, the management data including link information for linking the main data and the additional data.

Claims

14 · 3 independent · depth 4

14 granted claims

›1.independentA computer-implemented method comprising:nretrieving, by an electronic device, additional data and management information, the additional data being a…+6

›8.independentA device comprising:na processor that:nretrieves additional data and management information, the additional data being associated with main data, the …+3

›12.independentA computer program product, tangibly embodied in a non-transitory machine-readable medium, the computer program product comprising instructions that, …+2

Classifications

3 codes

IPC · International Patent Classification

Section G — Physics

G06F1/12

USPC · US Patent Classification

713/400713/401

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Pendency

4.6 y

1,670 days filing → grant

Office actions

non-final + final

Responses

1 RCE

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Examiner

Nitin Patel

art unit 2116 · TC 2100

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Citations: 87 back · 0 forward

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1 priority documents

›Priority documents — 1

Type	Document	Date
related publication	US 20080050094 A1	28 Feb 2008

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