US5019816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decoding apparatus for digital signal
Assignee: Sony Corp
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Filing: 1990-06-26
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Granted: 1991-05-28
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Expires: 2010-06-26
Abstract
Abstract A decoding apparatus comprises detecting circuit for detecting a leading edge of a request signal which requests transmission of sequential data as digital signal, clock generator for generating a clock signal in response to an output signal from detecting circuits, and decoding circuit for decoding sequential data in accordance with the clock signal.
Inventors
- 👤 Yoshimasa Hosono
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:52
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/06; G06F3/0601; G11; G11B; G11B20/00; G11B20/10; G06F3/0668; G06F3/0671; G06F3/0673
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
56 words
A decoding apparatus for digital signal comprising: detecting means for detecting a leading edge of a request signal which requests transmission of sequential data as digital signal; clock generator for generating a clock signal in response to output signal from said detecting means; and (decoding circuit for decoding sequential data in accordance with the clock signal.
Claim 2
Dependent Claim
56 words
A decoding apparatus for digital signal comprising: detecting means for detecting a leading edge of a request signal which requests transmission of sequential data as digital signal; clock generator for generating a clock signal in response to output signal from said detecting means; and (decoding circuit for decoding sequential data in accordance with the clock signal.
Claim 3
Dependent Claim
20 words
A decoding apparatus for digital signal according to claim 1, wherein said sequential data is recorded on a recording medium.
Claim 4
Dependent Claim
18 words
A decoding apparatus for digital signal according to claim 2, wherein said recording medium is an optical disc.
Claim 5
Dependent Claim
31 words
A decoding apparatus for digital signal according to claim 3, wherein said optical disc is a CD-ROM, and said sequential data is composed of audio signal as a data of ADPCM.
Claim 6
Dependent Claim
103 words
A decoding system for digital data comprising: recording medium driver comprising; playback means for playing back digital data from a recording medium, and means for generating a request signal requesting transmission of the digital data, decoding means comprising; detecting means for detecting a leading edge of the request signal, clock generator for generating a clock signal in response to an output signal from said detecting means, and decoding circuit for decoding the sequential data in accordance with the clock signal; and interface line for connecting said recording medium driver with said decoding means and for transmitting the digital data and the request signal.
Claim 7
Dependent Claim
103 words
A decoding system for digital data comprising: recording medium driver comprising; playback means for playing back digital data from a recording medium, and means for generating a request signal requesting transmission of the digital data, decoding means comprising; detecting means for detecting a leading edge of the request signal, clock generator for generating a clock signal in response to an output signal from said detecting means, and decoding circuit for decoding the sequential data in accordance with the clock signal; and interface line for connecting said recording medium driver with said decoding means and for transmitting the digital data and the request signal.
Claim 8
Dependent Claim
41 words
A decoding system for digital signal according to claim 5, wherein said decoding apparatus generates an acknowledge signal when it receives the digital data and said recording medium driver holds a condition of data bus until it receives the acknowledge signal.
Claim 9
Dependent Claim
20 words
A decoding system for digital signal according to claim 6, wherein the acknowledge signal is transmitted through said interface line.
Claim 10
Dependent Claim
16 words
A decoding system for digital signal according to claim 5, wherein said interface line is SCSI.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-05-27 | 1994-11-26 | 1995-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-05-27 | 1998-11-26 | 1999-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-05-27 | 2002-11-26 | 2003-05-28 | $7700.00 | Window Closed / Lapsed |