IN167723B - - Google Patents

Info

Publication number
IN167723B
IN167723B IN555/CAL/87A IN555CA1987A IN167723B IN 167723 B IN167723 B IN 167723B IN 555CA1987 A IN555CA1987 A IN 555CA1987A IN 167723 B IN167723 B IN 167723B
Authority
IN
India
Application number
IN555/CAL/87A
Other languages
English (en)
Inventor
Glenn Jay Keller
Original Assignee
Commodore Amiga Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Commodore Amiga Inc filed Critical Commodore Amiga Inc
Priority to IN830/CAL/90A priority Critical patent/IN168920B/en
Publication of IN167723B publication Critical patent/IN167723B/en

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/14Digital recording or reproducing using self-clocking codes
    • G11B20/1403Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1407Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol
    • G11B20/1419Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol to or from biphase level coding, i.e. to or from codes where a one is coded as a transition from a high to a low level during the middle of a bit cell and a zero is encoded as a transition from a low to a high level during the middle of a bit cell or vice versa, e.g. split phase code, Manchester code conversion to or from biphase space or mark coding, i.e. to or from codes where there is a transition at the beginning of every bit cell and a one has no second transition and a zero has a second transition one half of a bit period later or vice versa, e.g. double frequency code, FM code
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14Handling requests for interconnection or transfer
    • G06F13/20Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/32Handling requests for interconnection or transfer for access to input/output bus using combination of interrupt and burst mode transfer
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38Information transfer, e.g. on bus
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601Interfaces specially adapted for storage systems
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16Sound input; Sound output
    • G06F3/162Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601Interfaces specially adapted for storage systems
    • G06F3/0668Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/0671In-line storage system
    • G06F3/0673Single storage device

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Error Detection And Correction (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
IN555/CAL/87A 1986-07-18 1987-07-17 IN167723B (ru)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IN830/CAL/90A IN168920B (ru) 1986-07-18 1990-09-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/886,615 US4780844A (en) 1986-07-18 1986-07-18 Data input circuit with digital phase locked loop

Publications (1)

Publication Number Publication Date
IN167723B true IN167723B (ru) 1990-12-15

Family

ID=25389384

Family Applications (2)

Application Number Title Priority Date Filing Date
IN555/CAL/87A IN167723B (ru) 1986-07-18 1987-07-17
IN830/CAL/90A IN168920B (ru) 1986-07-18 1990-09-25

Family Applications After (1)

Application Number Title Priority Date Filing Date
IN830/CAL/90A IN168920B (ru) 1986-07-18 1990-09-25

Country Status (12)

Country Link
US (1) US4780844A (ru)
EP (1) EP0316340B1 (ru)
JP (1) JP2679791B2 (ru)
KR (1) KR950012077B1 (ru)
AU (1) AU593678B2 (ru)
CA (1) CA1283479C (ru)
DE (1) DE3788804T2 (ru)
IL (1) IL83202A (ru)
IN (2) IN167723B (ru)
NO (1) NO180698C (ru)
WO (1) WO1988000733A1 (ru)
ZA (1) ZA875209B (ru)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4930142A (en) * 1988-12-06 1990-05-29 Stac, Inc. Digital phase lock loop
US5475656A (en) * 1989-09-27 1995-12-12 Hitachi, Ltd. Optical disk memory and information processing apparatus
US5109394A (en) * 1990-12-24 1992-04-28 Ncr Corporation All digital phase locked loop
EP0640261A4 (en) * 1992-05-14 1995-04-05 Vlsi Technology, Inc. Data transmission delaying circuit using time-multiplexed latch enable signals.
US5436937A (en) * 1993-02-01 1995-07-25 Motorola, Inc. Multi-mode digital phase lock loop
US5406061A (en) * 1993-06-19 1995-04-11 Opticon Inc. Bar code scanner operable at different frequencies
JPH0784667A (ja) * 1993-09-14 1995-03-31 Fujitsu Ltd クロックドライバの異常監視方法及び装置
EP0671829B1 (en) * 1994-03-11 2006-06-28 Fujitsu Limited Clock regeneration circuit
US5553100A (en) * 1994-04-01 1996-09-03 National Semiconductor Corporation Fully digital data separator and frequency multiplier
US5463351A (en) * 1994-09-29 1995-10-31 Motorola, Inc. Nested digital phase lock loop
JP2877198B2 (ja) * 1996-05-02 1999-03-31 日本電気株式会社 ディジタルpll回路及びその起動方法
US5859881A (en) * 1996-06-07 1999-01-12 International Business Machines Corporation Adaptive filtering method and apparatus to compensate for a frequency difference between two clock sources
US5983371A (en) * 1997-07-11 1999-11-09 Marathon Technologies Corporation Active failure detection
JP3715498B2 (ja) * 2000-02-28 2005-11-09 富士通株式会社 信号制御装置、伝送システム及び信号乗せ換え制御方法
US20080046684A1 (en) * 2006-08-17 2008-02-21 International Business Machines Corporation Multithreaded multicore uniprocessor and a heterogeneous multiprocessor incorporating the same
US8402303B2 (en) * 2011-04-29 2013-03-19 Seagate Technology Llc Method for encoder frequency shift compensation

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4357707A (en) * 1979-04-11 1982-11-02 Pertec Computer Corporation Digital phase lock loop for flexible disk data recovery system
JPS5720052A (en) * 1980-07-11 1982-02-02 Toshiba Corp Input data synchronizing circuit
US4470082A (en) * 1982-07-06 1984-09-04 Storage Technology Corporation Digital clocking and detection system for a digital storage system
JPS5977633A (ja) * 1982-10-26 1984-05-04 Nippon Gakki Seizo Kk デイスク再生装置におけるクロツク再生回路
US4550391A (en) * 1983-02-22 1985-10-29 Western Digital Corporation Data capture window extension circuit
IT1206332B (it) * 1983-10-25 1989-04-14 Honeywell Inf Systems Apparato digitale per sistema di recupero di informazioni binarie registrate su supporti magnetici.
DE3483265D1 (de) * 1984-06-25 1990-10-25 Ibm Mtl-speicherzelle mit inhaerenter mehrfachfaehigkeit.
US4633488A (en) * 1984-11-13 1986-12-30 Digital Equipment Corporation Phase-locked loop for MFM data recording
US4618898A (en) * 1984-12-20 1986-10-21 Advanced Micro Devices, Inc. Method and apparatus for reading a disk
US4639680A (en) * 1985-04-12 1987-01-27 Sperry Corporation Digital phase and frequency detector

Also Published As

Publication number Publication date
DE3788804T2 (de) 1994-04-28
IN168920B (ru) 1991-07-13
IL83202A (en) 1991-11-21
CA1283479C (en) 1991-04-23
KR880701910A (ko) 1988-11-07
KR950012077B1 (ko) 1995-10-13
US4780844A (en) 1988-10-25
EP0316340A4 (en) 1991-07-17
NO180698C (no) 1997-05-28
JPH01503342A (ja) 1989-11-09
JP2679791B2 (ja) 1997-11-19
AU593678B2 (en) 1990-02-15
ZA875209B (en) 1988-08-31
NO180698B (no) 1997-02-17
EP0316340B1 (en) 1994-01-12
AU7759787A (en) 1988-02-10
IL83202A0 (en) 1987-12-31
NO881209L (no) 1988-03-18
NO881209D0 (no) 1988-03-18
DE3788804D1 (de) 1994-02-24
WO1988000733A1 (en) 1988-01-28
EP0316340A1 (en) 1989-05-24

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