KR920005075A - 오디오 마그네틱 테이프 제조방법 - Google Patents

오디오 마그네틱 테이프 제조방법 Download PDF

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Publication number
KR920005075A
KR920005075A KR1019900013682A KR900013682A KR920005075A KR 920005075 A KR920005075 A KR 920005075A KR 1019900013682 A KR1019900013682 A KR 1019900013682A KR 900013682 A KR900013682 A KR 900013682A KR 920005075 A KR920005075 A KR 920005075A
Authority
KR
South Korea
Prior art keywords
recording layer
signal recording
magnetic tape
analog signal
thickness
Prior art date
Application number
KR1019900013682A
Other languages
English (en)
Inventor
엄태문
Original Assignee
이헌조
주식회사 금성사
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 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019900013682A priority Critical patent/KR920005075A/ko
Publication of KR920005075A publication Critical patent/KR920005075A/ko

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/66—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
    • G11B5/653—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing Fe or Ni
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
    • G11B5/656—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing Co
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/78—Tape carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature

Landscapes

  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)

Abstract

내용 없음

Description

오디오 마그네틱 테이프 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도는 본 발명의 구조단면도.

Claims (3)

  1. 비자성 베이스필름위에 저항자력(약 200-400Ce)을 갖는 아날로그신호기록층을 δ-Fe2O3자성체를 이용하여 2-7㎛의 두께로 형성하는 단계와, 상기 아날로그 신호기록층 위에 고항자력(약 600-700Oe)을 갖는 디지탈신호기록층을 CO-δ-Fe2O3자성체를 이용하여 0.5-5㎛의 두께로 형성하는 단계가 차례로 포함됨을 특징으로 하는 오디오 마그네틱 테이프 제조방법.
  2. 제1항에 있어서, 아날로그신호 기록층과 디지탈신호기록층의 형성공정을 바꿔서 진행함을 특징으로 하는 오디오 마그네틱 테이프 제조방법.
  3. 제1항에 있어서, 아날로그신호기록층과 디지탈신호 기록층은 각각 3-5㎛, 1-1.5㎛의 두께로 형성함을 특징으로 하는 오디오 마그네틱 테이프 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900013682A 1990-08-31 1990-08-31 오디오 마그네틱 테이프 제조방법 KR920005075A (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900013682A KR920005075A (ko) 1990-08-31 1990-08-31 오디오 마그네틱 테이프 제조방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900013682A KR920005075A (ko) 1990-08-31 1990-08-31 오디오 마그네틱 테이프 제조방법

Publications (1)

Publication Number Publication Date
KR920005075A true KR920005075A (ko) 1992-03-28

Family

ID=67542714

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900013682A KR920005075A (ko) 1990-08-31 1990-08-31 오디오 마그네틱 테이프 제조방법

Country Status (1)

Country Link
KR (1) KR920005075A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020081634A (ko) * 2001-04-20 2002-10-30 박용래 프로파일 공급장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020081634A (ko) * 2001-04-20 2002-10-30 박용래 프로파일 공급장치

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WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid