KR960008814A - How to detect remaining tape - Google Patents

How to detect remaining tape Download PDF

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Publication number
KR960008814A
KR960008814A KR1019940020838A KR19940020838A KR960008814A KR 960008814 A KR960008814 A KR 960008814A KR 1019940020838 A KR1019940020838 A KR 1019940020838A KR 19940020838 A KR19940020838 A KR 19940020838A KR 960008814 A KR960008814 A KR 960008814A
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South Korea
Prior art keywords
reel
tape
surface area
pulses generated
area
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KR1019940020838A
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Korean (ko)
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KR970010145B1 (en
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유보민
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배순훈
대우전자 주식회사
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Priority to KR94020838A priority Critical patent/KR970010145B1/en
Priority to CN95105540A priority patent/CN1126354A/en
Priority to JP7166789A priority patent/JPH0877759A/en
Publication of KR960008814A publication Critical patent/KR960008814A/en
Application granted granted Critical
Publication of KR970010145B1 publication Critical patent/KR970010145B1/en
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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
    • G11B27/13—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier the information being derived from movement of the record carrier, e.g. using tachometer
    • G11B27/17—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier the information being derived from movement of the record carrier, e.g. using tachometer using electrical sensing means
    • 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

Landscapes

  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

본 발명은 서플라이 릴(supply reel)이나 테이크업 릴(take up reel)에 남아 있는 테이프의 잔류량을 검출하는 테이프 잔량 검출방법에 관한 것으로, 테이프의 종류를 판별하는 제1단계, 테이프의 종류가 판별되면 일측 릴과 타측 릴의 회전 주기당 발생하는 주파수 펄스(FC 펄스, N)를 이용하여 일측 및 타측 릴에 감긴 테이프만의 면적을 측정하는 제2단계, 테이프의 종류와 면적에 의해 테이프의 잔량을 측정하는 제3단계로 이루어짐을 특징으로 한다.The present invention relates to a remaining tape detection method for detecting the remaining amount of tape remaining in a supply reel or take up reel, the first step of determining the type of tape, the type of tape is determined The second step of measuring the area of the tape wound on one side and the other reel by using the frequency pulse (FC pulse, N) generated per rotation cycle of one reel and the other reel, the remaining amount of tape by the type and area of the tape Characterized in that the third step of measuring.

Description

테이프 잔량 검출방법How to detect remaining tape

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

제2도는 본 발명이 적용되는 테이프 잔량 검출장치의 구조도.2 is a structural diagram of a tape remaining amount detection apparatus to which the present invention is applied.

제3도는 본 발명에 의한 테이프 잔량 검출방법의 흐름도.3 is a flowchart of a method for detecting a remaining tape amount according to the present invention.

Claims (7)

테이프의 종류를 판별하는 제1단계, 테이프의 종류가 판별되면 일측 릴과 타측 릴의 회전주기당 발생되는 주파수 펄스(FG 펄스,N)를 이용하여 일측 및 타측 릴에 감긴 테이프만의 면적을 측정하는 제2단계, 테이프의 종류와 면적에 의해 테이프의 잔량을 측정하는 제3단계로 이루어짐을 특징으로 하는 테이프 잔량 검출방법.The first step of determining the type of tape, if the type of tape is determined, measuring the area of the tape wound on one side and the other reel by using the frequency pulse (FG pulse, N) generated per rotation period of one reel and the other reel And a third step of measuring the remaining amount of the tape by the type and area of the tape. 제1항에 있어서, 상기 제1단계는 상기 일측 릴과 타측 릴의 회전주기당 발생되는 주파수 펄스수(N)를 이용하여 일측과 타측 릴의 총 면적(Z)을 연산하는 제1과정, 일측과 타측 릴의 총 면적(Z)에 의해 테이프의 종류를 판별하여 테이프 허브의 표면적(X)과 테이프의 재생시간(T)을 검출하는 제2과정으로 테이프의 잔량 검출방법.The method of claim 1, wherein the first step comprises: a first process of calculating the total area Z of one side and the other reel by using the number of frequency pulses N generated per rotation period of the one reel and the other reel; And a second process of detecting the surface area (X) of the tape hub and the playing time (T) of the tape by determining the type of tape based on the total area (Z) of the other reel. 제2항에 있어서, 상기 일측과 타측 릴의 총 면적은The total area of the one side and the other reel is K : FG 펄스 1개당 테이프 주행거리K: Tape travel per FG pulse N1 : 일측 릴의 1회전시에 발생하는 FG 펄스수N1: Number of FG pulses generated when one reel is rotated N2 : 타측 릴의 1회전시에 발생하는 FG 펄스수N2: Number of FG pulses generated by one revolution of the other reel 제16)식에 의해 연산됨을 특징으로 하는 테이프 잔량 검출방법.Residual tape detection method characterized in that calculated by the formula (16). 제1항, 제2항, 또는 제3항에 있어서, 상기 제2단계는 일측과 타측 릴의 회전당 발생하는 FG 펄스수를 이용하여 일측과 타측 릴에 감긴 테이프만의 총 표면적을 연산하는 제1과정, 일측과 타측 릴의 회전당 발생하는 FG 펄스수를 이용하여 일측 릴에만 감긴 테이프만의 표면적(S1)을 연산하는 제2과정으로 이루어짐을 특징으로 하는 테이프 잔량 검출방법.4. The method of claim 1, 2, or 3, wherein the second step comprises: calculating the total surface area of only the tape wound on one side and the other reel by using the number of FG pulses generated per rotation of one side and the other reel. And a second step of calculating a surface area (S1) of only the tape wound on only one reel by using the number of FG pulses generated per rotation of one side and the other reel. 제4항에 있어서, 상기 제1과정의 일측과 타측 릴에 감긴 테이프만의 총 표면적(A)은The total surface area (A) of only the tape wound on one side and the other reel of the first step is K : FG 펄스 1개당 테이프 주행거리K: Tape travel per FG pulse N1 : 일측 릴의 1회전시에 발생하는 FG 펄스수N1: Number of FG pulses generated when one reel is rotated N2 : 타측 릴의 1회전시에 발생하는 FG 펄스수N2: Number of FG pulses generated by one revolution of the other reel X : 테이프 허브의 표면적X: surface area of the tape hub 제17)식에 의해 연산됨을 특징으로 하는 테이프 잔량 검출방법.Residual tape detection method characterized in that calculated by the equation (17). 제5항에 있어서, 상기 제2과정의 일측 릴에 감긴 테이프만의 표면적(S1)은The surface area S1 of only the tape wound on one side reel of the second process is A : 일측과 타측 릴에 감긴 테이프만의 총 표면적A: The total surface area of only the tape wound on one side and the other reel X : 테이프 허브의 표면적X: surface area of the tape hub N1 : 일측 릴의 1회전시에 발생하는 FG 펄스수N1: Number of FG pulses generated when one reel is rotated N2 : 타측 릴의 회전시에 발생하는 FG 펄스수N2: Number of FG pulses generated when the other reel rotates 제18)식에 의해 연산됨을 특징으로 하는 테이프 잔량 검출방법.Residual tape detection method characterized in that calculated by the formula (18). 제4항에 있어서, 상기 테이프의 잔량(Ts)은The residual amount of the tape (Ts) of claim 4 S1 : 일측 릴에 감긴 테이프만의 표면적S1: surface area of only tape wound on one side reel A : 일측과 타측 릴에 감긴 테이프만의 총 표면적A: The total surface area of only the tape wound on one side and the other reel T : 테이프의 총 재생시간T: Total playing time of the tape 제19)식에 의해 연산됨을 특징으로 하는 테이프 잔량 검출방법.Residual tape detection method characterized in that calculated by the formula (19). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR94020838A 1994-08-24 1994-08-24 Method for detecting the remnant of tape Expired - Lifetime KR970010145B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR94020838A KR970010145B1 (en) 1994-08-24 1994-08-24 Method for detecting the remnant of tape
CN95105540A CN1126354A (en) 1994-08-24 1995-05-31 Apparatus for detecting tape remainder time
JP7166789A JPH0877759A (en) 1994-08-24 1995-06-08 Residual quantity period detection device of tape

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR94020838A KR970010145B1 (en) 1994-08-24 1994-08-24 Method for detecting the remnant of tape

Publications (2)

Publication Number Publication Date
KR960008814A true KR960008814A (en) 1996-03-22
KR970010145B1 KR970010145B1 (en) 1997-06-21

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KR94020838A Expired - Lifetime KR970010145B1 (en) 1994-08-24 1994-08-24 Method for detecting the remnant of tape

Country Status (3)

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JP (1) JPH0877759A (en)
KR (1) KR970010145B1 (en)
CN (1) CN1126354A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100644160B1 (en) * 2005-10-25 2006-11-10 현대자동차주식회사 Vehicle rear covering shelf mounting structure

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JPH0877759A (en) 1996-03-22
KR970010145B1 (en) 1997-06-21
CN1126354A (en) 1996-07-10

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