KR860010035U - 학습 카드 플레이어 - Google Patents

학습 카드 플레이어

Info

Publication number
KR860010035U
KR860010035U KR2019850017184U KR850017184U KR860010035U KR 860010035 U KR860010035 U KR 860010035U KR 2019850017184 U KR2019850017184 U KR 2019850017184U KR 850017184 U KR850017184 U KR 850017184U KR 860010035 U KR860010035 U KR 860010035U
Authority
KR
South Korea
Prior art keywords
learning card
card player
player
learning
card
Prior art date
Application number
KR2019850017184U
Other languages
English (en)
Other versions
KR910008568Y1 (ko
Inventor
다께히로 스기다
바라미찌마사 고마쓰
Original Assignee
소니 가부시끼가이샤
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 소니 가부시끼가이샤 filed Critical 소니 가부시끼가이샤
Publication of KR860010035U publication Critical patent/KR860010035U/ko
Application granted granted Critical
Publication of KR910008568Y1 publication Critical patent/KR910008568Y1/ko

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
    • G11B20/02—Analogue recording or reproducing
    • 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
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10037—A/D conversion, D/A conversion, sampling, slicing and digital quantisation or adjusting parameters thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
KR2019850017184U 1985-01-24 1985-12-20 학습 카드 플레이어 KR910008568Y1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8485 1985-01-24
JP1985008485U JPH0526594Y2 (ko) 1985-01-24 1985-01-24

Publications (2)

Publication Number Publication Date
KR860010035U true KR860010035U (ko) 1986-08-16
KR910008568Y1 KR910008568Y1 (ko) 1991-10-25

Family

ID=11694412

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850017184U KR910008568Y1 (ko) 1985-01-24 1985-12-20 학습 카드 플레이어

Country Status (3)

Country Link
JP (1) JPH0526594Y2 (ko)
KR (1) KR910008568Y1 (ko)
CN (1) CN1004947B (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1036685C (zh) * 1995-06-20 1997-12-10 贾东升 信息记录和信息重放装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52123609A (en) * 1976-04-09 1977-10-18 Hitachi Koki Kk Word studying machine
JPS5912479A (ja) * 1982-07-12 1984-01-23 三洋電機株式会社 発音練習装置

Also Published As

Publication number Publication date
CN1004947B (zh) 1989-08-02
JPS61126274U (ko) 1986-08-08
KR910008568Y1 (ko) 1991-10-25
CN86100117A (zh) 1986-07-23
JPH0526594Y2 (ko) 1993-07-06

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Legal Events

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E902 Notification of reason for refusal
O032 Opposition [utility model]: request for opposition
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Payment date: 19991001

Year of fee payment: 9

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