Claims
- 1. An information processing apparatus, comprising:
- (a) input means for inputting a compressed information code train, said compressed information code train having been compressed in information amount by compression encoding and adding an error correction check code;
- (b) error correction means for correcting a code error in said compressed information code train by using said error correction check code;
- (c) decoding means for performing decoding corresponding to said compression encoding on said compressed information code train outputted from said error correction means;
- (d) producing means for producing a produced code corresponding to an information code which is included in an information code train outputted from said decoding means and is uncorrectable by said error correction means;
- (e) a first output terminal for outputting said compressed information code train inputted to said decoding means;
- (f) a second output terminal for outputting an information code train including the produced outputted from said producing means; and
- (g) a third output terminal for converting said information code train including the produced code outputted from said producing means into analog data and outputting said analog data.
- 2. An apparatus according to claim 1, wherein said input means includes reproducing means for reproducing said compressed information code train from a recording medium.
- 3. An apparatus according to claim 1, further comprising delay means for delaying said compressed information code train to be inputted into said decoding means, for a predetermined time.
- 4. An apparatus according to claim 3, wherein said predetermined time is determined according to a time required for processing by said decoding means and said producing means.
- 5. An apparatus according to claim 1, further comprising a fourth output terminal for outputting a flag indicating whether there is information that is uncorrectable by said correction means.
- 6. An information processing apparatus, comprising:
- (a) input means for inputting a compressed information code train, said compressed information code train having been compressed in information amount by compression encoding and adding an error correction check code;
- (b) error correction means for correcting a code error in said compressed information code train by using said error correction code;
- (c) decoding means for performing decoding corresponding to said compression encoding on said compressed information code train outputted from said error correction means;
- (d) producing means for producing a produced code corresponding to an information code which is included in an information code train outputted from said decoding means and is uncorrectable by said error correction means;
- (e) first output means for selectively outputting said compressed information code train to be inputted into said decoding means or an information code train including the produced code outputted from said producing means, to an external unit; and
- (f) second output means for converting said information code train outputted from said producing means into analog data and outputting said analog data.
- 7. An apparatus according to claim 6, wherein said input means includes reproducing means for reproducing said compressed information code train from a recording medium.
- 8. An apparatus according to claim 6, further comprising delay means for delaying said compressed information code train to be inputted into said decoding means, for a predetermined time.
- 9. An apparatus according to claim 6, wherein said first output means is controlled according to a flag indicating whether there is uncorrectable information in said compressed information code train outputted from said error correction means.
- 10. An information processing apparatus, comprising:
- (a) first input means for inputting a compressed information code train compressed by compression encoding; from a source;
- (b) second input means for inputting an information code train on which said compression encoding has not yet been performed;
- (c) third input means for inputting analog information data;
- (d) conversion means for performing conversion on said analog information data inputted by said third input means to provide an information code corresponding to said information code train;
- (e) compression means for performing compression encoding on an information code train outputted from said conversion means or said information code train outputted from said second input means; and
- (f) error correction encoding means for performing encoding for error correction on a compressed code train compressed by said compression means or said compressed code train inputted by said first input means.
- 11. An apparatus according to claim 10, further comprising output means for selectively outputting said compressed information code train outputted from said compression means or said compressed information code train inputted by said first input means.
- 12. An apparatus according to claim 11, further comprising fourth input means for inputting a flag indicating whether there is uncorrectable information in said compressed information code train inputted by said first input means.
- 13. An apparatus according to claim 12, wherein said output means is controlled according to said flag inputted by said fourth input means.
- 14. An information processing apparatus, comprising:
- (a) compression means for providing a compressed information code train by compression encoding of information data;
- (b) error correction encoding means for performing encoding for error correction on a compressed code train;
- (c) a flag input terminal for inputting a flag indicating error correction information;
- (d) an input for terminal for inputting a compressed information code train compressed by compression encoding; and
- (e) output means for selectively outputting said compressed information code train provided by said compression means or said compressed information code train inputted by said input terminal, to said error correction means according to an output of said flag input terminal.
- 15. An apparatus according to claim 14, further comprising recording means for recording a compressed code train outputted from said error correction means.
- 16. An information processing apparatus comprising:
- (a) input means for inputting a compressed information code train, said compressed information code train having been compressed in information amount by compression encoding and adding an error correction check code;
- (b) error correction means for correcting a using code error in said compressed information code train by said error correction code;
- (c) decoding means for performing decoding corresponding to said compression encoding on said compressed information code train outputted from said error correction means;
- (d) producing means for producing a produced code corresponding to an information code which is included in an information code train outputted from said decoding means and is uncorrectable by said error correcting means;
- (e) first output means for outputting said compressed information code train to be inputted to said decoding means and a flag indicating uncorrectable information in said compressed information code train; to an external unit; and
- (f) second output means for converting an information code train including the produced code outputted from said producing means into analog data and outputting said analog data.
- 17. An apparatus according to claim 16, wherein said input means includes reproducing means for reproducing said compressed information code train from a recording medium.
- 18. An apparatus according to claim 16, wherein said first output means can output said information code outputted by said producing means.
Priority Claims (1)
Number |
Date |
Country |
Kind |
2-40236 |
Feb 1990 |
JPX |
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Parent Case Info
This application is a continuation of application Ser. No. 08/113,188 filed Aug. 30, 1993 now abandoned, which is a continuation of application Ser. No. 07/658,402 filed Feb. 20, 1991, issued as U.S. Pat. No. 5,267,094, Nov. 20, 1993.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
4329708 |
Yamamoto et al. |
May 1982 |
|
5267094 |
Aoki |
Nov 1993 |
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Continuations (2)
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Number |
Date |
Country |
Parent |
113188 |
Aug 1993 |
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Parent |
658402 |
Feb 1991 |
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