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Transmitting and recording method, reproducing method, and reproducing apparatus of information and its recording medium

a technology applied in the field of transmission and recording method, reproducing method, reproducing apparatus of information and recording medium, can solve the problem of taking a long time to find the position, and achieve the effect of accurate and easy detection and high speed

Inactive Publication Date: 2009-03-05
HITACHI CONSUMER ELECTRONICS CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

"The invention provides a method for transmitting and recording information on a picture or picture group basis. By including information in a data structure that is unique to a medium, the method allows for easy and accurate detection of the position of a picture or boundary of a picture group. This eliminates the need for complicated controls and speeds up the retrieval process."

Problems solved by technology

Therefore, in the case of performing a retrieval, an editing operation, and the like on a picture or picture group unit basis, a complicated control is needed to find a position of the picture or boundary of the picture group on the medium, so that there is a problem such that it takes a long time to find the position.

Method used

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  • Transmitting and recording method, reproducing method, and reproducing apparatus of information and its recording medium
  • Transmitting and recording method, reproducing method, and reproducing apparatus of information and its recording medium
  • Transmitting and recording method, reproducing method, and reproducing apparatus of information and its recording medium

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Embodiment Construction

[0014]Embodiments of the invention will now be described with reference to the drawings.

[0015]FIG. 1 shows an embodiment of the invention and shows a transmitting or recording method of information. Reference numeral 1 denotes a pack forming process of compression data; 2 a signal process that is peculiar to a medium; 3 a medium to transmit or record information; 4 compressed video data; 5 compressed audio data; 6 independent data such as data or the like which is defined by the user; 7, 8, and 9 packet forming processes; 10 a pack forming process; 11 a process to divide time sequential data of a pack to a data structure that is peculiar to the medium; 12 main signal processes such as addition of an error correction code, interleave, and the like peculiar to the medium; 13 an extracting process of information indicating in which component element of a data structure a boundary of a group of pictures is included when the time sequential data of the pack is divided to the data structu...

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Abstract

A method of reproducing data from a recording medium, each of the data including reference time information indicating a reference time and including packet data, the method including: reproducing the data from the recording medium; obtaining a difference between respective reference times indicated by the reference time information of the reproduced adjacent data; rearranging the data on a time axis such that a time interval between adjacent data is equal to the obtained reference time difference; and outputting the rearranged data.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS[0001]This application is a continuation of application Ser. No. 10 / 733,319, which is a continuation of application Ser. No. 10 / 252,581 filed Sep. 24, 2002 (now U.S. Pat. No. 6,693,966), which is a continuation of Ser. No. 10 / 051,066, filed Jan. 22, 2002 (now U.S. Pat. No. 6,549,579), which is a continuation of application Ser. No. 08 / 463,827, filed Jun. 5, 1995 (now U.S. Pat. No. 6,438,172), and which relates to application Ser. No. 12 / 058,905, filed Mar. 31, 2008 and Ser. No. 12 / 058,911, filed Mar. 31, 2008. This application relates to and claims priority from Japanese Patent Application No. 06-136962, filed on Jun. 20, 1994. The entirety of the contents and subject matter of all of the above is incorporated herein by reference.BACKGROUND OF THE INVENTION[0002]The present invention relates to an apparatus for recording compressed video and audio signals on a medium such as an optical disk or the like and reproducing such signals from such a m...

Claims

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Application Information

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Patent Type & Authority Applications(United States)
IPC IPC(8): H04N7/26H04N5/92G11B7/00G11B7/004G11B20/10G11B20/12G11B27/034G11B27/10G11B27/30H04N5/85H04N5/917H04N7/52H04N9/804H04N9/82H04N19/00H04N19/423H04N19/46H04N19/65H04N19/70H04N19/88H04N21/236H04N21/434
CPCG11B20/10527G11B27/034G11B27/105G11B27/3063G11B2220/2545H04N21/434H04N9/8042H04N9/8205H04N9/8216H04N21/236H04N5/85
Inventor NAKAMURA, MASAFUMITAKEUCHI, TOSHIFUMI
Owner HITACHI CONSUMER ELECTRONICS CORP
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