RU99109570A

RU99109570A - RECORDING MEDIA FOR STORING INFORMATION ABOUT RECORDING / PLAYBACK IN REAL TIME, METHOD AND DEVICE FOR RECORDING AND PLAYBACK IN REAL TIME, AND METHOD OF RESULTS

Info

Publication number: RU99109570A
Application number: RU99109570/28A
Authority: RU
Inventors: Хиун-Квон ЧУНГ; Дзунг-Ван КО; Биунг-дзун КИМ; Юнг-йоон КИМ; До-нам ЛИ
Original assignee: Самсунг Электроникс Ко., Лтд.
Priority date: 1998-05-01
Filing date: 1999-04-30
Publication date: 2001-01-27

Claims

1. A recording medium onto which real-time files are recorded to be recorded or reproduced in real time, in which real-time recording or reproduction information providing for real-time recording or reproduction of real-time files is stored in the control area information.

2. The recording medium according to claim 1, wherein the real-time recording or reproduction information includes file indication information indicating that the file needs to be recorded or reproduced in real time.

3. The recording medium according to claim 1, in which information about the recording or playback in real time includes at least one of the following types of information: information about the bit rate of the recording or playback, information about an adjacent block at a minimum distance memory satisfying the condition that the playback time of the current data block is greater than the sum of the search time and the reading time of the data block to be reproduced, information about the playback time, providing a minimum ie continuous storage, and information on continuous recording or playback type.

4. The recording medium according to claim 3, in which the control information of the electric motor having a spindle is obtained from information about the bit rate of the recording or playback.

5. The recording medium according to claim 3, in which information about the bit rate of the recording or playback includes a plurality of values of the bit rate when the bit rate varies depending on the sections, and information associated with the sections.

6. The recording medium according to claim 5, in which information about the recording or playback in real time further includes information about the maximum allowable value of the bit rate of the recording or playback in real time.

7. The recording medium according to claim 3, in which information about the adjacent memory block at a minimum distance is determined depending on the maximum search time.

8. The recording medium according to claim 3, in which the memory block adjacent at a minimum distance is classified taking into account the size of the code block module with error correction and the maximum search time.

9. The recording medium of claim 8, wherein the real-time recording or reproducing information further includes information about joining blocks for connecting blocks to classified memory blocks adjacent to a minimum distance to perform real-time reproduction.

10. The recording medium according to claim 3, in which information about the recording or playback in real time additionally includes information about the attributes, which shows when the final part of the file is not filled with data adjacent to a minimum distance of the memory block, while the data blocks for unfilled parts are distributed in advance, but not recorded.

11. The recording medium according to claim 3, in which the information about the recording or playback in real time further includes current information about the status of the recording or playback in real time, which indicates whether the current file is placed for further recording or playback in real time scale.

12. The recording medium according to claim 3, wherein the real-time recording or reproducing information further includes file defect management information that indicates that replacing the defective block with a block in the spare area and re-reading or re-writing the defective block are not attempted upon failures in reading or writing.

13. The recording medium according to claim 3, in which the information about the recording or playback in real time further includes information about the distribution of the file, which indicates that the data block is not distributed in the defective block, replaced by a spare area.

14. The recording medium according to claim 3, in which information about the recording or playback in real time includes information about the buffering of the file associated with the amount of data that must be initially read from the buffer, and with the amount of data simultaneously recorded in the buffer.

15. The recording medium according to claim 3, in which continuous information about the type of recording or playback includes conditions for managing real-time files, conditions that are classified into types, and conditions for managing real-time files include information on managing file defects, file distribution information, file buffering information, information about a memory block adjacent to a minimum distance, and so on.

16. A recording medium in which real-time files are recorded that need to be recorded or reproduced in real time, in which real-time recording or reproducing information for real-time recording or reproduction of real-time files is stored in the control area information file system format universal disk (FUD (UDF)).

17. The recording medium according to clause 16, in which information about the recording or playback in real time is stored in the extended field of the attribute of the file element for the FOOD system.

18. The recording medium according to claim 17, wherein the real-time recording or reproducing information includes file indication information that indicates that the file needs to be recorded or reproduced in real time.

19. The recording medium according to 17, in which information about the recording or playback in real time includes at least one of the following types of information: information about the bit rate of the recording or playback, information about the size adjacent to the minimum distance a memory block satisfying the condition that the playing time of the current data block is longer than the sum of the search time and the reading time of the data block to be reproduced, information about the playback time for Providing memory adjacent to the minimum distance, and information about the type of continuous recording or playback.

20. The recording medium according to clause 16, in which information about the recording or playback in real time is stored in the descriptor field of the file identifier of the FOOD systems.

21. The recording medium according to claim 20, wherein the real-time recording or reproducing information includes file indication information indicating that the file needs to be recorded or reproduced in real time.

22. The recording medium according to clause 16, in which information about the recording or playback in real time is stored in the directory field IBU (information control unit) streams for FUD systems.

23. The recording medium of claim 22, wherein the real-time recording or reproducing information includes file indication information indicating that the file needs to be recorded or reproduced in real time.

24. The recording medium according to item 22, in which information about the recording or playback in real time includes at least one of the following types of information: information about the bit rate of the recording or playback, information about the adjacent block at a minimum distance a memory satisfying the condition that the playing time of the current data block is longer than the sum of the search time and the reading time of the data block to be reproduced, information about the playback time to provide an application gayuschey at a minimum distance of memory and information on a continuous recording or playback type.

25. The recording medium according to clause 16, in which information about the recording or playback in real time is stored in the file type field in the FIELD sign IBU file element for the FOOD system.

26. The recording medium according to clause 16, in which information about the recording or playback in real time is stored in the file flag field in the IBU SIGN field of the file element for the FOOD system.

27. A recording medium on which real-time files are recorded that need to be recorded or reproduced in real time, the real-time recording or reproducing information providing for real-time recording or reproduction of real-time files is stored in the real-time file .

28. The recording medium according to item 27, in which information about the recording or playback in real time is stored in a file under the name "RTRW .__ TS. VOB", having a rewritable (PRMP (RTRW)) in real time format.

29. The recording medium according to item 27, in which information about the recording or playback in real time includes information about the indication of the file, which indicates that the file must be recorded or reproduced in real time.

30. The recording medium according to item 27, in which information about the recording or playback in real time includes at least one of the following types of information: information about the bit rate of the recording or playback, information about an adjacent block at a minimum distance a memory satisfying a condition in which the playback time of the current data block is longer than the sum of the search time and the reading time of the data block to be reproduced, information about the playback time providing mini cial contiguous memory, and information on continuous recording or playback type.

31. A recording medium on which real-time files are recorded that need to be recorded or reproduced in real time, wherein real-time recording or reproducing information for real-time recording or reproduction of real-time files is stored in a separate file.

32. The recording medium according to p. 31, in which information about the recording or playback in real time is stored in a file under the name "RTRW_TS. VOB", having the format PRMV (RTRW).

33. The recording medium of claim 31, wherein the real-time recording or reproducing information includes file indication information indicating that the file needs to be recorded or reproduced in real time.

34. The recording medium according to p, in which the information about the recording or playback in real time includes at least one of the following types of information: information about the bit rate of the recording or playback, information about the adjacent block at a minimum distance memory satisfying the condition that the playback time of the current data block is greater than the sum of the search time and the reading time of the data block to be reproduced, information about the playback time, providing a minimum th continuous storage, and information on continuous recording or playback type.

35. A recording medium on which real-time files are recorded that need to be recorded or reproduced in real time, wherein real-time recording or reproducing information for real-time recording or reproduction of real-time files is stored in the volume structure area specified file system.

36. The recording medium according to claim 35, wherein the real-time recording or reproducing information includes file indication information indicating that the file needs to be recorded or reproduced in real time.

37. The recording medium according to clause 35, in which information about the recording or playback in real time includes at least one of the following types of information: information about the bit rate of the recording or playback, information about the block adjacent at a minimum distance memory satisfying the condition that the playback time of the current data block is greater than the sum of the search time and the reading time of the data block to be reproduced, information about the playback time, providing a minimum th continuous storage, and information on continuous recording or playback type.

38. A recording and reproducing method in which real-time files to be recorded or reproduced in real time are arranged and recorded based on real-time recording or reproducing information for real-time reproduction, and recording information is recorded or real-time playback, and read and reproduce real-time file data using real-time recording or playback information .

39. The recording and reproducing method of claim 38, wherein the real-time recording or reproducing information is stored in a file control information area.

40. The method of recording and playback according to clause 38, in which information about the recording or playback in real time is stored in the control information area of the file of the FOOD system.

41. The recording and reproducing method of claim 38, wherein the real-time recording or reproducing information is stored in each real-time file.

42. The recording and reproducing method of claim 38, wherein the real-time recording or reproducing information associated with the real-time files is stored in a separate file.

43. The method of recording and playback according to § 38, in which information about the recording or playback in real time is stored in the structure area of the volume.

44. The recording and reproducing method of claim 38, wherein the real-time recording or reproducing information includes a file indicating information about a file that indicates that the file needs to be recorded or reproduced in real time.

45. The recording and reproducing method of claim 38, wherein the real-time recording or reproducing information includes information about a recording or reproducing bit rate and includes information related to sections and a plurality of values of a 'bit rate in the case where the bit rate varies for different sections.

46. The method of recording and playback according to item 45, according to which at the stage of placement and recording of real-time files, file data areas are automatically placed in accordance with information about the bit rate of the recording or playback.

47. The method of recording and playback according to item 46, in which the maximum permissible value of the bit rate of the recording or playback in real time is additionally included in the information about recording or playback in real time.

48. The recording and reproducing method of claim 38, wherein the real-time recording or reproducing information includes at least one of the following types of information: information about a memory unit adjacent at a minimum distance satisfying a condition in which the playback time of the current data block is greater than the sum of the search time and the reading time of the data block to be reproduced, information about the playback time to ensure that the memory block is adjacent at a minimum distance, and and Information about the type of continuous recording or playback.

49. The method of recording and playback according to clause 46, according to which at the stage of placement and recording of real-time files, real-time files are placed in a memory unit adjacent to a minimum distance.

50. The method of recording and reproducing according to claim 48, wherein the step of arranging and recording real-time files further comprises a step of recording as an attribute of information about recording or reproducing in real time, which indicates when the final part of the real-time file is not filled with data using adjacent to the minimum distance of the memory block when recording a real-time file in adjacent to the minimum distance of the memory block, the number of data blocks corresponding to the size of the unfilled part, aspredelyayut, but not recorded.

51. The recording and reproducing method of claim 48, wherein the memory block adjacent at a minimum distance is classified based on the size of the block with error correction code and the maximum search time.

52. The method of recording and reproducing according to paragraph 51, according to which at the stage of placement and recording of real-time files, real-time files are placed in classified adjacent memory blocks at a minimum distance.

53. The recording and reproducing method of claim 48, wherein the real-time recording or reproducing information further includes current real-time recording or reproducing status information that indicates whether the current file is being placed for further recording or reproduction in real time.

54. The recording and reproducing method of claim 48, wherein the type of continuous recording or reproducing information includes conditions for managing real-time files, wherein conditions are classified by type and conditions for managing real-time files include speed information transmitting recording or reproducing bits, file defect management information, file placement information, file buffering information, information about a memory block adjacent to a minimum distance, and so on.

55. The recording and reproducing method of claim 48, wherein the real-time recording or reproducing information further includes at least one of the following types of information: file defect management information indicating that replacing the defective unit with a block in the spare area and re-writing or re-reading of the defective block is not attempted when reading, when writing and reading are unsuccessful, file distribution information that indicates that the data block is not distributed It is Busy in the defective block which is replaced by a spare area, and information on the file buffer at the same time associated with the amount of data that was originally to be read from the buffer, and with the amount of recorded data.

56. The method of recording and reproducing according to claim 38, wherein, at the stage of reading and reproducing data of the real-time file, the volume region is read on the recording medium, and the file is reproduced taking into account information about recording or reproduction in real time if the recording information or real-time playback exists in the volume area.

57. The recording and reproducing method of claim 56, wherein analyzing the information about the bit rate of the recording or reproduction, defect management information, file placement information and file buffering information in accordance with the real-time recording or reproduction information in the region volumes and file data in a memory unit adjacent at a minimum distance are read and reproduced at the stage of file reproduction taking into account information about recording or reproduction in real time.

58. The method of recording and reproducing according to claim 38, wherein, at the step of reading and reproducing data of the real-time file, it is determined whether there is real-time recording or reproduction information in the file region, and the file is reproduced taking into account the recording or reproduction information in real time in the event that in the file area there is information about recording or playback in real time.

59. The method of recording and playback according to § 58, which analyzes the information about the bit rate of the recording or playback, defect management information, file placement information and file buffering information in accordance with the real-time recording or reproducing information in the region file, and at the file playback stage, taking into account information about recording or real-time playback, the file data is read and reproduced in a memory unit adjacent to the minimum distance.

60. The recording and reproducing method of claim 36, wherein the file is copied to a free area from which the defective block is excluded based on real-time recording or reproduction information and general defect management information.

61. The method of recording and playback according to p, according to which at the stage of copying the file into a free area, copy together information about the recording or playback in real time and real-time files.

62. The method of recording and playback according to claim 60, wherein, at the stage of copying a file to a free area, only real-time file data is copied based on real-time recording or reproduction information.

63. A recording and reproducing apparatus for recording and / or reproducing real-time files on a disk using real-time recording or reproducing information providing for real-time recording or reproduction, comprising a codec for compressing and encoding an input bit stream in accordance with a predetermined scheme for compressing and receiving compressed data after recording and decoding compressed and encoded data after playback, a buffer for temporary storage of compressed data at a transfer rate and bits and using information about the bit rate, which is included in the information about recording or playback in real time, and to transfer data recorded on disk to a codec with a bit rate of the playback bits, a signal processor for converting data that is stored in the buffer in a signal suitable for recording and transmitting the converted signal together with information about recording or reproducing in real time on the disc after recording, and reading the playback data from the disc into correspondence with real-time recording or reproduction information recorded in a predetermined area of the disc, and a controller for controlling a servo-drive mechanism including an electric motor having a spindle in accordance with information about bit rate of real-time recording or reproduction information .

64. The recording and reproducing apparatus of claim 63, wherein the recording or reproducing bit rate information includes information associated with sections and a plurality of bit rates in the case where the bit rates for the sections are different.

65. The recording and reproducing apparatus of claim 63, wherein the maximum allowable bit rate of the real-time recording or reproducing bits further includes real-time recording or reproducing information.

66. The recording and reproducing apparatus of claim 63, wherein the file data areas are automatically allocated in accordance with information about a recording or reproducing bit rate.

67. The recording and reproducing apparatus of claim 63, wherein the real-time recording or reproducing information is stored in the file control information area.

68. The recording and reproducing apparatus according to claim 63, wherein the real-time recording or reproducing information is stored in the control information area of a file of a universal disk format system (FUD).

69. The recording and reproducing apparatus of claim 63, wherein the real-time recording or reproducing information is stored in each real-time file.

70. The recording and reproducing apparatus of claim 63, wherein the real-time reproduction recording information associated with the real-time files is stored in a separate file.

71. The recording and reproducing apparatus of claim 63, wherein the real-time recording or reproducing information is stored in the volume structure region.

72. The recording and reproducing apparatus of claim 63, wherein the real-time recording or reproducing information includes file indication information that indicates that the file needs to be recorded or reproduced in real time.

73. The recording and reproducing apparatus of claim 63, wherein the real-time recording or reproducing information further includes at least one of the following types of information: information about a memory unit adjacent to a minimum distance satisfying a condition according to which the playback time of the current data block is longer than the sum of the search time and the reading time of the data block to be reproduced, information about the playback time, providing the minimum continuous memory, and formation of continuous recording or playback type.

74. The recording and reproducing apparatus of claim 73, wherein the memory unit adjacent at a minimum distance is classified based on the size of the code block with error correction and the maximum search time.

75. The recording and reproducing apparatus of claim 73, wherein the real-time recording or reproducing information further includes current real-time recording or reproducing status information that indicates whether the current file is located for further recording or reproduction in real time.

76. The recording and reproducing apparatus of claim 73, wherein the type of continuous recording or reproducing in the real-time recording or reproducing information includes conditions for managing real-time files, the conditions being classified by type and conditions for managing real-time files include information on the bit or record bit rate, file defect management information, file placement information, file buffering information, information about a memory unit adjacent to a minimum distance, and so on.

77. The recording and reproducing apparatus of claim 63, wherein the real-time recording or reproducing information further includes at least one of the following types of information: file defect management information indicating that replacing the defective block with a block in the spare area and re-reading or overwriting the defective block does not take if reading or writing is unsuccessful, file placement information that indicates that the data block is not allocated in the defective block is replaced with the help of a spare area, and information on the file buffer associated with the amount of data that was originally to be read from the buffer, and at the same time with the amount of recorded data.

78. A method of processing files for a system that allows you to record and overwrite real-time files for which real-time recording or playback attribute information is intended, comprising the step of processing real-time files in accordance with any one of the following processes: the process of creating a real file time, region allocation process, recording process, reproduction process, deletion process, and closing process using information about recording attributes or playback real time production.

79. The method of claim 78, wherein the real-time recording or reproducing attribute information includes file indication information that indicates that the file needs to be recorded or reproduced in real time.

80. The method according to p. 78, in which information about the attributes of the recording or playback in real time includes at least one of the following types of information: information about the bit rate of the recording or playback, information about the adjacent block at a minimum distance a memory satisfying the condition that the playing time of the current data block is greater than the sum of the search time and the reading time of the data block to be reproduced, information about the playback time providing mini minimum continuous storage, and information about the type of continuous recording or playback.

81. The method of claim 80, wherein the selected process is a creation process, and the method comprises the steps of: the application level calls the kernel level using the file creation command, the kernel level calls the file creation function from the device driver using the kernel level, and the device driver creates a real-time file by designating the attributes of a recording or real-time playback in a case where a file creation function is called.

82. The method of claim 80, wherein the selected process is an area distribution process, and the method comprises the steps of: the application layer calls the kernel level using the search command, the kernel level calls the file search function from the device driver, and the device driver checks to see if attributes are set recording or playing back in real time when the file creation function is called, and redistributes a distributed or unrecorded data area having a search length corresponding to the adjacent memory minimum distance, which is defined in the attribute information of real-time recording or playback.

83. The method of claim 80, wherein the selected process is a recording process, and the method comprises the steps of: the application level calls the kernel level using the write command, the kernel level calls the file search function from the device driver, and the device driver checks if the recording attributes are set or real-time playback when calling the file creation function, and writes data to a distributed or unrecorded area in accordance with the condition of recording in real time.

84. The method according to p, which reports the value of the recorded data to the application level, when the distributed or unrecorded distribution area is insufficient at the recording stage, the application level pre-distributes the distributed or unrecorded area using the process of allocating the area relative to the value of the recorded data, and the residual data in a pre-allocated area.

85. The method according to p, in which the distributed or unrecorded area is automatically pre-distributed in accordance with information about the bit rate, which is set using the file system level at the stage of preliminary distribution of the distributed or unrecorded area.

86. The method of claim 84, wherein when a defective block is formed during data recording in a distributed or unrecorded area at the recording stage, the defective block is excluded from the distributed or unrecorded area.

87. The method of claim 80, wherein the selected process is a reproducing process, and the method comprises the steps of: the application layer calls the kernel level using the playback command, the kernel level calls the file playback function from the device driver, and the device driver checks whether the attributes of the recording or playback in real time are set when the file playback function is called, and reproduces the data in accordance with the playback condition in real time.

88. The method of claim 80, wherein the selected process is a deletion process, and the method comprises the steps of: the application level calls the kernel level using the delete command, the kernel level calls the file deletion function from the device driver, and the device driver checks to see if the record attributes are set or real-time playback when the file playback function is called, and deletes the data in accordance with the real-time condition.

89. The method of claim 88, wherein the deletion area is distributed in the free area, and the data in the fill space of the audio or video data section that belong to the deletion area among the error correction code (CIO) block located above the boundary of the deletion area is controlled as a separate file located in the system file.

90. The method of claim 89, wherein the data in the fill space is stored and controlled in the distribution descriptor list of the KIO fill element, and the fill space, which refers to the delete area in the KIO block, located above the boundary of the delete area, and the space An audio or video file that does not belong to the deletion area has extent lengths.

91. The method of claim 80, wherein the selected process is a closing process, and the method comprises the steps of: the application level calls the kernel level using the close command, the kernel level calls the file closing function files from the device driver, and the device driver updates the file’s control information and disk information when calling the file close function.