IT1074353B - Sistema tracciatore di difetti - Google Patents

Sistema tracciatore di difetti

Info

Publication number
IT1074353B
IT1074353B IT23616/77A IT2361677A IT1074353B IT 1074353 B IT1074353 B IT 1074353B IT 23616/77 A IT23616/77 A IT 23616/77A IT 2361677 A IT2361677 A IT 2361677A IT 1074353 B IT1074353 B IT 1074353B
Authority
IT
Italy
Prior art keywords
tracker system
defect tracker
defect
tracker
Prior art date
Application number
IT23616/77A
Other languages
English (en)
Original Assignee
Rca 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 Rca Corp filed Critical Rca Corp
Application granted granted Critical
Publication of IT1074353B publication Critical patent/IT1074353B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
    • G01D15/24—Drives for recording elements and surfaces not covered by G01D5/00
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
    • G01D15/06—Electric recording elements, e.g. electrolytic
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/68—Record carriers
    • G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers
    • G11B3/702—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers for video discs with grooves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
IT23616/77A 1976-05-28 1977-05-16 Sistema tracciatore di difetti IT1074353B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/691,204 US4069484A (en) 1976-05-28 1976-05-28 Defect plotting system

Publications (1)

Publication Number Publication Date
IT1074353B true IT1074353B (it) 1985-04-20

Family

ID=24775568

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23616/77A IT1074353B (it) 1976-05-28 1977-05-16 Sistema tracciatore di difetti

Country Status (8)

Country Link
US (1) US4069484A (it)
JP (1) JPS52146602A (it)
AU (1) AU506451B2 (it)
CA (1) CA1081669A (it)
DE (1) DE2724120C3 (it)
FR (1) FR2353111A1 (it)
GB (1) GB1579161A (it)
IT (1) IT1074353B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4155098A (en) * 1977-06-28 1979-05-15 Rca Corporation Groove depth estimation system using diffractive groove effects
US4180830A (en) * 1977-06-28 1979-12-25 Rca Corporation Depth estimation system using diffractive effects of the grooves and signal elements in the grooves
US4197011A (en) * 1977-09-22 1980-04-08 Rca Corporation Defect detection and plotting system
JPS54133102A (en) * 1978-03-27 1979-10-16 Mca Disco Vision Video disk player
US4236823A (en) * 1978-09-18 1980-12-02 Rca Corporation Diffractometer for measuring signal depth and width
US4352564A (en) * 1980-05-30 1982-10-05 Rca Corporation Missing order defect detection apparatus
US4395122A (en) * 1981-04-29 1983-07-26 Rca Corporation Defect detection system
US5126990A (en) * 1982-01-12 1992-06-30 Discovision Associates Method of evaluating a storage medium by recirculating a test sample of a signal
US4477890A (en) * 1982-03-01 1984-10-16 Discovision Associates Mapping disc defect detector
JPS63153455A (ja) * 1986-12-18 1988-06-25 Yokogawa Electric Corp 光デイスクテストシステム
JPS63153456A (ja) * 1986-12-18 1988-06-25 Yokogawa Electric Corp 光デイスクテストシステム
US5189481A (en) * 1991-07-26 1993-02-23 Tencor Instruments Particle detector for rough surfaces
US5940174A (en) * 1996-10-16 1999-08-17 Wea Manufacturing Inc. Optical disc inspection equalization system and method
US6445447B1 (en) * 1997-10-27 2002-09-03 Seagate Technology Llc Near field optical certifying head for disc asperity mapping
DE19811347A1 (de) * 1998-03-16 1999-09-23 Ibm Verfahren und Vorrichtung zur gezielten Detektierung und Charakterisierung von Defekten auf Oberflächen von Magnetplatten
US6310691B2 (en) * 1998-04-24 2001-10-30 Hewlett-Packard Company Technique for scanning documents using a spiral path locus
US20060139456A1 (en) * 2004-12-14 2006-06-29 Arkady Nikitin Device for and a method measuring sizes on photomasks
CN114994081B (zh) * 2022-06-22 2023-09-01 辽宁中科力勒检测技术服务有限公司 一种硬质合金盘件周向缺陷检测工装及检测系统

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1149540B (it) *
US2052383A (en) * 1924-12-11 1936-08-25 Rca Corp Synchronizing apparatus for phototelegraphy
NL77663C (it) * 1945-04-09
GB946590A (en) * 1961-02-24 1964-01-15 Rolls Royce Improvements in or relating to recording systems for ultrasonic flow detectors
US3233244A (en) * 1961-08-11 1966-02-01 Sun Oil Co Apparatus for reproducing seismic records
DE1562312B1 (de) * 1964-01-17 1970-07-30 Bosch Gmbh Robert Verfahren und Vorrichtung zur UEbertragung des Informationsinhaltes eines Schriftstueckes od.dgl. auf einen Aufzeichnungstraeger
US3369250A (en) * 1965-07-15 1968-02-13 Thomas H. Gifft Facsimile recording device
US3434149A (en) * 1966-08-08 1969-03-18 Roy D Brousseau Method and recorder for making time studies
US3548641A (en) * 1966-09-30 1970-12-22 Magnaflux Corp Recording system for ultrasonic inspection apparatus
US3558814A (en) * 1968-03-08 1971-01-26 Zeiss Stiftung Method and apparatus for plotting a specific area of an object under an observation instrument
DE2200222A1 (de) * 1972-01-04 1973-07-12 Ibm Deutschland Vorrichtung zur bestimmung der oberflaechenguete
US3909138A (en) * 1974-06-03 1975-09-30 Gravure Res Inst Method and apparatus for detecting skips in gravure printing

Also Published As

Publication number Publication date
JPS52146602A (en) 1977-12-06
AU506451B2 (en) 1980-01-03
DE2724120A1 (de) 1978-01-19
DE2724120B2 (de) 1980-07-17
FR2353111B1 (it) 1980-05-09
US4069484A (en) 1978-01-17
DE2724120C3 (de) 1981-04-23
GB1579161A (en) 1980-11-12
CA1081669A (en) 1980-07-15
AU2541077A (en) 1978-11-30
FR2353111A1 (fr) 1977-12-23

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