KR970050180A - Integrated head unit to improve signal-to-noise ratio - Google Patents

Integrated head unit to improve signal-to-noise ratio Download PDF

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Publication number
KR970050180A
KR970050180A KR1019950047110A KR19950047110A KR970050180A KR 970050180 A KR970050180 A KR 970050180A KR 1019950047110 A KR1019950047110 A KR 1019950047110A KR 19950047110 A KR19950047110 A KR 19950047110A KR 970050180 A KR970050180 A KR 970050180A
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KR
South Korea
Prior art keywords
head
signal
filtering means
slider body
noise ratio
Prior art date
Application number
KR1019950047110A
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Korean (ko)
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KR100341803B1 (en
Inventor
윤우영
Original Assignee
김광호
삼성전자 주식회사
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Application filed by 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019950047110A priority Critical patent/KR100341803B1/en
Publication of KR970050180A publication Critical patent/KR970050180A/en
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Publication of KR100341803B1 publication Critical patent/KR100341803B1/en

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    • 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
    • G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
    • 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
    • G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Magnetic Heads (AREA)

Abstract

1. 청구범위에 기재된 발명이 속한 기술분야1. TECHNICAL FIELD OF THE INVENTION

본 발명은 하드 디스크 드라이브에 관한 것으로, 특히 신호 대 잡음비를 향상시키는 위한 일체형 헤드장치에 관한 것이다.The present invention relates to a hard disk drive, and more particularly, to an integrated head device for improving signal to noise ratio.

2. 발명이 해결하려고 하는 기술적 과제2. The technical problem to be solved by the invention

헤드를 통해 리드되는 데이타에 포함되어 있는 각종 노이즈를 제거함으로서 신호 대 잡음비를 향상시킬 수 있는 일체형 헤드장치를 제공함에 있다.An object of the present invention is to provide an integrated head device capable of improving signal-to-noise ratio by removing various noises included in data read through the head.

3. 발명의 해결방법의 요지3. Summary of Solution to Invention

하드 디스크 드라이브의 신호 대 잡음비를 향상시키기 위한 일체형 헤드장치에 있어서, 상기 하드 디스크 드라이브의 헤드 슬라이더 바디에 장착되어 라이트 데이타를 리드하는 헤드와, 상기 헤드 슬라이더 바디에 장착되어 상기 헤드로부터 발생되는 신호를 노이즈를 제거하기 위한 필터링수단과, 상기 헤드 슬라이더 바디에 장착되어 상기 필터링수단으로부터 출력되는 신호를 최적화시키기 위한 프로그래밍 필터링수단과, 상기 프로그래밍 필터링수단으로부터 출력되는 리드신호를 증폭출력하는 증폭수단으로 구성됨을 특징으로 한다.An integrated head device for improving the signal-to-noise ratio of a hard disk drive, comprising: a head mounted on a head slider body of the hard disk drive to read write data; and a signal mounted on the head slider body to generate a signal Filtering means for removing noise, programming filtering means for optimizing a signal output from the filtering means mounted on the head slider body, and amplifying means for amplifying and outputting a read signal output from the programming filtering means. It features.

4. 발명의 중요한 용도4. Important uses of the invention

하드 디스크 드라이브의 헤드에 사용될 수 있다.Can be used for the head of a hard disk drive.

※ 선택도:제2도※ Selectivity: Figure 2

Description

신호 대 잡음비를 향상시키기 위한 일체형 헤드장치Integrated head unit to improve signal-to-noise ratio

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 본 발명에 따른 일체형 헤드장치(40)의 블럭구성도.2 is a block diagram of an integrated head device 40 according to the present invention.

Claims (4)

하드 디스크 드라이브의 신호 대 잡음비를 향상시키기 위한 일체형 헤드장치에 있어서, 상기 하드 디스크 드라이브의 헤드 슬라이더 바디에 장착되어 라이트 데이타를 리드하는 헤드와, 상기 헤드 슬라이더 바디에 장착되어 상기 헤드로부터 발생되는 신호를 필터링하여 출력하는 필터링수단과, 상기 헤드 슬라이더 바디에 장착되어 상기 필터링수단으로부터 출력되는 신호에 포함된 노이즈를 최적화시키기 위한 프로그래밍 필터링수단과, 상기 헤드 슬라이더 바디에 장착되어 상기 프로그래밍 필터링수단으로부터 출력되는 리드신호를 증폭출력하는 증폭수단으로 구성됨을 특징으로 하는 신호 대 잡음비를 향상시키기 위한 일체형 헤드장치.An integrated head device for improving the signal-to-noise ratio of a hard disk drive, comprising: a head mounted on a head slider body of the hard disk drive to read write data; and a signal mounted on the head slider body to generate a signal Filtering means for filtering and outputting, programming filtering means for optimizing noise included in a signal output from the filtering means mounted on the head slider body, and reads mounted on the head slider body and output from the programming filtering means. An integrated head device for improving a signal-to-noise ratio, characterized in that it comprises amplifying means for amplifying and outputting a signal. 제1항에 있어서, 상기 헤드는 박막헤드임을 특징으로 하는 신호 대 잡음비를 향상시키기 위한 일체형 헤드장치.The integrated head device of claim 1, wherein the head is a thin film head. 제2항에 있어서, 상기 필터링수단과 프로그래밍 필터링수단 및 증폭수단은 반도체 제조 공정에 의해 상기 헤드 슬라이더 바디내에 장착됨을 특징으로 하는 신호 대 잡음비를 향상시키기 위한 일체형 헤드장치.3. The integrated head device according to claim 2, wherein the filtering means, the programming filtering means and the amplifying means are mounted in the head slider body by a semiconductor manufacturing process. 제3항에 있어서, 상기 필터링수단은 로우 패스 필터임을 특징으로 하는 신호 대 잡음비를 향상시키기 위한 일체형 헤드장치.4. The integrated head device according to claim 3, wherein said filtering means is a low pass filter. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950047110A 1995-12-06 1995-12-06 Integral head system for improving signal-to-noise rate KR100341803B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950047110A KR100341803B1 (en) 1995-12-06 1995-12-06 Integral head system for improving signal-to-noise rate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950047110A KR100341803B1 (en) 1995-12-06 1995-12-06 Integral head system for improving signal-to-noise rate

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KR970050180A true KR970050180A (en) 1997-07-29
KR100341803B1 KR100341803B1 (en) 2002-11-07

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KR100341803B1 (en) 2002-11-07

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