GB1371964A - Audio reproduction apparatus - Google Patents

Audio reproduction apparatus

Info

Publication number
GB1371964A
GB1371964A GB2824472A GB2824472A GB1371964A GB 1371964 A GB1371964 A GB 1371964A GB 2824472 A GB2824472 A GB 2824472A GB 2824472 A GB2824472 A GB 2824472A GB 1371964 A GB1371964 A GB 1371964A
Authority
GB
United Kingdom
Prior art keywords
khz
output
latch
multiplexer
data
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.)
Expired
Application number
GB2824472A
Other languages
English (en)
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1371964A publication Critical patent/GB1371964A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1407—Digital 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
    • G11B20/1411—Digital 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 conversion to or from pulse width coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Calculators And Similar Devices (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
GB2824472A 1971-07-30 1972-06-16 Audio reproduction apparatus Expired GB1371964A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16758271A 1971-07-30 1971-07-30

Publications (1)

Publication Number Publication Date
GB1371964A true GB1371964A (en) 1974-10-30

Family

ID=22607955

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2824472A Expired GB1371964A (en) 1971-07-30 1972-06-16 Audio reproduction apparatus

Country Status (4)

Country Link
US (1) US3760388A (enrdf_load_stackoverflow)
JP (1) JPS5637605B1 (enrdf_load_stackoverflow)
GB (1) GB1371964A (enrdf_load_stackoverflow)
NL (1) NL7210440A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5163606A (en) * 1974-11-30 1976-06-02 Sharp Kk Kiokubaitaino ichikenshutsuhoshiki
JPS51114026U (enrdf_load_stackoverflow) * 1975-03-13 1976-09-16
JPS52152138A (en) * 1976-06-14 1977-12-17 Sharp Corp Electronic unit
JPS57199621U (enrdf_load_stackoverflow) * 1981-06-15 1982-12-18
JPS6025062A (ja) * 1983-07-21 1985-02-07 Sony Corp 番地信号の記録方法
EP2632176B1 (en) * 2003-10-07 2017-05-24 The Nielsen Company (US), LLC Methods and apparatus to extract codes from a plurality of channels
US10250979B2 (en) * 2016-12-01 2019-04-02 Council Of Scientific & Industrial Research Electromagnetic acoustic transducer excitation source with programmable tone burst generator

Also Published As

Publication number Publication date
US3760388A (en) 1973-09-18
JPS5637605B1 (enrdf_load_stackoverflow) 1981-09-01
NL7210440A (enrdf_load_stackoverflow) 1973-02-01
JPS4824712A (enrdf_load_stackoverflow) 1973-03-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee