JPS52102013A - Memory unit - Google Patents

Memory unit

Info

Publication number
JPS52102013A
JPS52102013A JP1919776A JP1919776A JPS52102013A JP S52102013 A JPS52102013 A JP S52102013A JP 1919776 A JP1919776 A JP 1919776A JP 1919776 A JP1919776 A JP 1919776A JP S52102013 A JPS52102013 A JP S52102013A
Authority
JP
Japan
Prior art keywords
memory unit
writing
reading
address
underflow
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP1919776A
Other languages
Japanese (ja)
Other versions
JPS6052499B2 (en
Inventor
Yoshitaka Hashimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP51019197A priority Critical patent/JPS6052499B2/en
Priority to GB741177A priority patent/GB1556093A/en
Priority to DE19772707847 priority patent/DE2707847A1/en
Priority to CA272,479A priority patent/CA1093685A/en
Priority to AU22579/77A priority patent/AU506778B2/en
Priority to NL7701976A priority patent/NL191158C/en
Priority to IT4819377A priority patent/IT1077493B/en
Priority to FR7705455A priority patent/FR2342607A1/en
Priority to AT125477A priority patent/AT359310B/en
Publication of JPS52102013A publication Critical patent/JPS52102013A/en
Priority to US05/962,675 priority patent/US4206476A/en
Publication of JPS6052499B2 publication Critical patent/JPS6052499B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

PURPOSE:An overflow or underflow which occurs owing to deviation of one of the periods of writing and reading when a RAM is used in such a state where writing and reading are performed alternately is detected, whereby at least one of a write address or read address is returned to the specified address.
JP51019197A 1976-02-24 1976-02-24 memory device Expired JPS6052499B2 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP51019197A JPS6052499B2 (en) 1976-02-24 1976-02-24 memory device
GB741177A GB1556093A (en) 1976-02-24 1977-02-22 Control circuit for use with a time-compression/time expansion system in a pulse signal record/playback device
DE19772707847 DE2707847A1 (en) 1976-02-24 1977-02-23 CONTROL CIRCUIT FOR USE WITH A TIME COMPRESSION OR - EXPANSION DEVICE IN A PULSE SIGNAL RECORDING AND / OR PLAYBACK DEVICE
CA272,479A CA1093685A (en) 1976-02-24 1977-02-23 Control circuit for use with a time-compression/time- expansion system in a pulse signal record/playback device
AU22579/77A AU506778B2 (en) 1976-02-24 1977-02-23 Control circuit foe use with a timecompression / time expansion system in a pulse signal record / playback device
NL7701976A NL191158C (en) 1976-02-24 1977-02-24 Memory control device.
IT4819377A IT1077493B (en) 1976-02-24 1977-02-24 CONTROL DEVICE FOR A RECORDING DEVICE REPRODUCTION OF PULSE SIGNALS
FR7705455A FR2342607A1 (en) 1976-02-24 1977-02-24 CONTROL CIRCUIT OF AN IMAGE RECORDER FOR PULSE SIGNAL RECORDING
AT125477A AT359310B (en) 1976-02-24 1977-02-24 CONTROL CIRCUIT FOR USE IN TIME COMPRESSION OR -EXTENSION DEVICE IN A PULSE SIGNAL RECORDING AND / OR PLAYBACK DEVICE
US05/962,675 US4206476A (en) 1976-02-24 1978-11-21 Control circuit for use with a time-compression/time-expansion system in a pulse signal record/playback device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51019197A JPS6052499B2 (en) 1976-02-24 1976-02-24 memory device

Publications (2)

Publication Number Publication Date
JPS52102013A true JPS52102013A (en) 1977-08-26
JPS6052499B2 JPS6052499B2 (en) 1985-11-19

Family

ID=11992615

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51019197A Expired JPS6052499B2 (en) 1976-02-24 1976-02-24 memory device

Country Status (9)

Country Link
JP (1) JPS6052499B2 (en)
AT (1) AT359310B (en)
AU (1) AU506778B2 (en)
CA (1) CA1093685A (en)
DE (1) DE2707847A1 (en)
FR (1) FR2342607A1 (en)
GB (1) GB1556093A (en)
IT (1) IT1077493B (en)
NL (1) NL191158C (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645384U (en) * 1979-09-19 1981-04-23
JPS5648567U (en) * 1979-09-18 1981-04-30
JPS5758206A (en) * 1980-09-26 1982-04-07 Hitachi Ltd Address circuit of memory
DE3140683A1 (en) * 1980-10-13 1982-05-27 Victor Company Of Japan, Ltd., Yokohama, Kanagawa MEMORY CONTROL CIRCUIT
JPS57191885A (en) * 1981-05-19 1982-11-25 Akai Electric Co Ltd Address controller for memory
US4604658A (en) * 1981-10-13 1986-08-05 Victor Company Of Japan, Limited Memory control circuit for removing jitter

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4281355A (en) * 1978-02-01 1981-07-28 Matsushita Electric Industrial Co., Ltd. Digital audio signal recorder

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1422448A (en) * 1922-07-11 Beabing
FR509842A (en) * 1917-04-05 1920-11-20 Thomson Houston Comp Francaise Level improvements
US1349157A (en) * 1917-05-01 1920-08-10 Kingsbury Albert Thrust-bearing
GB721324A (en) * 1952-07-01 1955-01-05 Georg Schaefer Improvements relating to hydrodynamic bearings
US3550973A (en) * 1969-03-17 1970-12-29 Hitachi Ltd Thrust bearing assembly
CH528188A (en) * 1970-05-15 1972-09-15 Standard Telephon & Radio Ag Method for data transmission between PCM communication networks
GB1407196A (en) * 1971-11-16 1975-09-24 British Broadcasting Corp Apparatus for changing signal pitch
US3763328A (en) * 1972-01-28 1973-10-02 Gen Electric Gap elimination in scanned recordings
US3789137A (en) * 1972-04-07 1974-01-29 Westinghouse Electric Corp Time compression of audio signals
JPS5316858B2 (en) * 1973-04-24 1978-06-03
US3860760A (en) * 1973-06-06 1975-01-14 Us Army Electronic time compressor or expander
US3872503A (en) * 1974-01-23 1975-03-18 Westinghouse Electric Corp Elimination of transients in processing segments of audio information
JPS5857836B2 (en) * 1976-02-10 1983-12-22 ソニー株式会社 memory device
JPS52102014A (en) * 1976-02-24 1977-08-26 Sony Corp Signal processing apparatus

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5648567U (en) * 1979-09-18 1981-04-30
JPS5645384U (en) * 1979-09-19 1981-04-23
JPS5758206A (en) * 1980-09-26 1982-04-07 Hitachi Ltd Address circuit of memory
DE3140683A1 (en) * 1980-10-13 1982-05-27 Victor Company Of Japan, Ltd., Yokohama, Kanagawa MEMORY CONTROL CIRCUIT
DE3140683C2 (en) * 1980-10-13 1984-07-26 Victor Company Of Japan, Ltd., Yokohama, Kanagawa Time expansion circuit for playback systems
JPS57191885A (en) * 1981-05-19 1982-11-25 Akai Electric Co Ltd Address controller for memory
US4604658A (en) * 1981-10-13 1986-08-05 Victor Company Of Japan, Limited Memory control circuit for removing jitter

Also Published As

Publication number Publication date
DE2707847A1 (en) 1977-09-01
CA1093685A (en) 1981-01-13
FR2342607A1 (en) 1977-09-23
AU506778B2 (en) 1980-01-24
ATA125477A (en) 1980-03-15
IT1077493B (en) 1985-05-04
NL191158C (en) 1995-02-16
DE2707847C2 (en) 1992-01-30
NL7701976A (en) 1977-08-26
AU2257977A (en) 1978-08-31
AT359310B (en) 1980-11-10
FR2342607B1 (en) 1984-05-04
GB1556093A (en) 1979-11-21
JPS6052499B2 (en) 1985-11-19
NL191158B (en) 1994-09-16

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