GB1309506A - Event detector - Google Patents

Event detector

Info

Publication number
GB1309506A
GB1309506A GB3529771A GB3529771A GB1309506A GB 1309506 A GB1309506 A GB 1309506A GB 3529771 A GB3529771 A GB 3529771A GB 3529771 A GB3529771 A GB 3529771A GB 1309506 A GB1309506 A GB 1309506A
Authority
GB
United Kingdom
Prior art keywords
frame
speed
zero
frames
condition
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3529771A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ampex Corp
Original Assignee
Ampex 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 Ampex Corp filed Critical Ampex Corp
Publication of GB1309506A publication Critical patent/GB1309506A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/52—Controlling, regulating, or indicating speed by using signals recorded on, or derived from, record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/005—Programmed access in sequence to indexed parts of tracks of operating tapes, by driving or guiding the tape

Landscapes

  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Control Of Velocity Or Acceleration (AREA)
GB3529771A 1970-08-13 1971-07-27 Event detector Expired GB1309506A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6347870A 1970-08-13 1970-08-13

Publications (1)

Publication Number Publication Date
GB1309506A true GB1309506A (en) 1973-03-14

Family

ID=22049475

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3529771A Expired GB1309506A (en) 1970-08-13 1971-07-27 Event detector

Country Status (7)

Country Link
US (1) US3681523A (enExample)
JP (1) JPS57581B1 (enExample)
BE (1) BE771261A (enExample)
CA (1) CA929261A (enExample)
DE (1) DE2140741C3 (enExample)
FR (1) FR2123992A5 (enExample)
GB (1) GB1309506A (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3828361A (en) * 1971-08-13 1974-08-06 Cambridge Res & Dev Group Speech compressor-expander
CH549256A (de) * 1972-03-10 1974-05-15 Naehma Ag Vorrichtung zur automatischen repetition bei einem bandspeichergeraet und verfahren zu ihrem betrieb.
GB1500699A (en) * 1974-09-09 1978-02-08 Molins Ltd Speed sensing devices
US4320423A (en) * 1976-03-17 1982-03-16 Nahma Ag Apparatus for automatic repeated reproduction of sound on selected portions of magnetic tape or the like
JPS5319049A (en) * 1976-08-05 1978-02-21 Sumitomo Metal Ind Method of detecting welded places
US4092680A (en) * 1976-09-10 1978-05-30 Dictaphone Corporation Apparatus for indicating the farthest advance position of a bi-directionally movable medium
JPS599980B2 (ja) * 1976-09-15 1984-03-06 ソニー株式会社 磁気再生装置
JPS5382204A (en) * 1976-12-28 1978-07-20 Pioneer Electronic Corp Device for remotely controlling automatic telephone answering unit
DE2727760C3 (de) * 1977-06-21 1981-01-15 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig, 8510 Fuerth Automatische Ausführung von elektronischen Schnitten
JPS54133820A (en) * 1978-04-08 1979-10-17 Sony Corp Recording regenerator for video signal
US4315286A (en) * 1979-09-06 1982-02-09 Peter Copeland Recorders
US4394701A (en) * 1979-11-24 1983-07-19 Matsushita Electric Industrial Co., Ltd. Recording time mode detector
JPS5677960A (en) * 1979-11-27 1981-06-26 Sony Corp Generating circuit of counter clock signal for tape counter
US4341995A (en) * 1981-05-29 1982-07-27 American Optical Corporation Velocity profile analyzer
US4752834A (en) * 1981-08-31 1988-06-21 Shelton Video Editors Inc. Reciprocating recording method and apparatus for controlling a video recorder so as to edit commercial messages from a recorded television signal
US4692819A (en) * 1984-08-31 1987-09-08 Ampex Corporation Method and apparatus for controlling the position of a transported web
US4731679A (en) * 1984-09-20 1988-03-15 Ampex Corporation Method and apparatus for transporting a recording medium with an adaptive velocity change profile
US7110658B1 (en) 1993-01-08 2006-09-19 Televentions, Llc Method and apparatus for eliminating television commercial messages
US5333091B2 (en) * 1993-01-08 1996-12-17 Arthur D Little Enterprises Method and apparatus for controlling a videotape player to automatically scan past recorded commercial messages
US5696866A (en) * 1993-01-08 1997-12-09 Srt, Inc. Method and apparatus for eliminating television commercial messages
US5987210A (en) * 1993-01-08 1999-11-16 Srt, Inc. Method and apparatus for eliminating television commercial messages
US5692093A (en) * 1993-01-08 1997-11-25 Srt, Inc. Method and apparatus for eliminating television commercial messages
US5999688A (en) * 1993-01-08 1999-12-07 Srt, Inc. Method and apparatus for controlling a video player to automatically locate a segment of a recorded program

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3258753A (en) * 1961-08-24 1966-06-28 Electrical counting mechanism
DE1499757C3 (de) * 1966-12-16 1974-02-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Regelung der Magnetbandgeschwindigkeit eines oder zweier Magnetbandgeräte

Also Published As

Publication number Publication date
DE2140741C3 (de) 1975-02-27
CA929261A (en) 1973-06-26
FR2123992A5 (enExample) 1972-09-15
DE2140741A1 (de) 1972-02-17
DE2140741B2 (de) 1974-06-27
BE771261A (fr) 1971-12-16
JPS57581B1 (enExample) 1982-01-07
US3681523A (en) 1972-08-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years