FR2022156A1 - - Google Patents

Info

Publication number
FR2022156A1
FR2022156A1 FR6930257A FR6930257A FR2022156A1 FR 2022156 A1 FR2022156 A1 FR 2022156A1 FR 6930257 A FR6930257 A FR 6930257A FR 6930257 A FR6930257 A FR 6930257A FR 2022156 A1 FR2022156 A1 FR 2022156A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6930257A
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 FR2022156A1 publication Critical patent/FR2022156A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/08—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations
    • G09B5/12—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations different stations being capable of presenting different information simultaneously
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
FR6930257A 1968-09-09 1969-09-05 Withdrawn FR2022156A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75855968A 1968-09-09 1968-09-09

Publications (1)

Publication Number Publication Date
FR2022156A1 true FR2022156A1 (fr) 1970-07-31

Family

ID=25052177

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6930257A Withdrawn FR2022156A1 (fr) 1968-09-09 1969-09-05

Country Status (7)

Country Link
US (1) US3609227A (fr)
BE (1) BE738554A (fr)
CH (1) CH516202A (fr)
DE (1) DE1945653A1 (fr)
FR (1) FR2022156A1 (fr)
NL (1) NL6913696A (fr)
SE (1) SE349414B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2504295A1 (fr) * 1981-04-15 1982-10-22 Optique Electro Electromeca Systeme d'intercommunication bi-directionnel, notamment pour l'enseignement des langues, et procede s'y rapportant

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US3718906A (en) * 1971-06-01 1973-02-27 R Lightner Vending system for remotely accessible stored information
US3744156A (en) * 1971-06-14 1973-07-10 B Ottassi Methods of teaching by telephone including using a language laboratory
US4163256A (en) * 1972-06-27 1979-07-31 Texas Instruments Incorporated Electronic photography system
US4057830A (en) * 1972-06-27 1977-11-08 Texas Instruments Incorporated Electronic photography system
US3810316A (en) * 1972-07-03 1974-05-14 B Lahlou Student teaching system and the like and related method
US4048728A (en) * 1973-09-12 1977-09-20 Systex, Inc. Training system for telephone switchboard operators using computer central processing unit
USRE32326E (en) * 1974-01-17 1987-01-06 IRD, Inc. Row grabbing system
US3889054A (en) * 1974-01-17 1975-06-10 Idr Inc Row grabbing system
US3964179A (en) * 1974-11-07 1976-06-22 Bennett Stanley W Telephone system teaching apparatus
US4035929A (en) * 1975-08-11 1977-07-19 James Wilson Groff Teaching machine
USRE31863E (en) * 1975-09-10 1985-04-09 Idr, Inc. Row grabbing system
US4042958A (en) * 1975-09-10 1977-08-16 Idr, Inc. Row grabbing system
US4054911A (en) * 1976-06-03 1977-10-18 Idr, Inc. Information retrieval system for providing downstream loading of remote data and processing control thereof
US4227526A (en) * 1978-04-13 1980-10-14 Extracorporeal Medical Systems, Inc. Mechanism for aurally instructing a patient and method
US4370649A (en) * 1981-05-19 1983-01-25 Fuerle Gerard A Payment responsive data display network
US4468204A (en) * 1982-02-25 1984-08-28 Scott Instruments Corporation Process of human-machine interactive educational instruction using voice response verification
US4597058A (en) * 1983-05-09 1986-06-24 Romox, Inc. Cartridge programming system
US4725977A (en) * 1983-06-03 1988-02-16 Cpt, Ltd. Cartridge programming system and method using a central and local program library
US4608663A (en) * 1983-08-31 1986-08-26 Wolsten's Computer Devices, Inc. Computer network for using a common peripheral device
US5356287A (en) * 1987-03-16 1994-10-18 Mcintyre Kevin M Simulating presence
US4937807A (en) * 1987-10-15 1990-06-26 Personics Corporation System for encoding sound recordings for high-density storage and high-speed transfers
JP2911468B2 (ja) * 1989-02-21 1999-06-23 キヤノン株式会社 記憶装置及び再生装置
US5045940A (en) * 1989-12-22 1991-09-03 Avid Technology, Inc. Video/audio transmission systsem and method
US5253275A (en) 1991-01-07 1993-10-12 H. Lee Browne Audio and video transmission and receiving system
US20020002039A1 (en) 1998-06-12 2002-01-03 Safi Qureshey Network-enabled audio device
FI114881B (fi) * 2001-06-01 2005-01-14 Sanako Oy Kielenoppimisjärjestelmä ja digitaalinen tallennusyksikkö
US8472792B2 (en) 2003-12-08 2013-06-25 Divx, Llc Multimedia distribution system
US7519274B2 (en) 2003-12-08 2009-04-14 Divx, Inc. File format for multiple track digital data
US8028038B2 (en) 2004-05-05 2011-09-27 Dryden Enterprises, Llc Obtaining a playlist based on user profile matching
US8028323B2 (en) 2004-05-05 2011-09-27 Dryden Enterprises, Llc Method and system for employing a first device to direct a networked audio device to obtain a media item
US7515710B2 (en) 2006-03-14 2009-04-07 Divx, Inc. Federated digital rights management scheme including trusted systems
WO2008086313A1 (fr) 2007-01-05 2008-07-17 Divx, Inc. Système de distribution de vidéos avec lecture progressive
CN101861583B (zh) 2007-11-16 2014-06-04 索尼克Ip股份有限公司 用于多媒体文件的分级及简化索引结构
EP2507995A4 (fr) 2009-12-04 2014-07-09 Sonic Ip Inc Systèmes et procédés de transport de matériel cryptographique de train de bits élémentaire
US9247312B2 (en) 2011-01-05 2016-01-26 Sonic Ip, Inc. Systems and methods for encoding source media in matroska container files for adaptive bitrate streaming using hypertext transfer protocol
US9467708B2 (en) 2011-08-30 2016-10-11 Sonic Ip, Inc. Selection of resolutions for seamless resolution switching of multimedia content
US8787570B2 (en) 2011-08-31 2014-07-22 Sonic Ip, Inc. Systems and methods for automatically genenrating top level index files
US8909922B2 (en) 2011-09-01 2014-12-09 Sonic Ip, Inc. Systems and methods for playing back alternative streams of protected content protected using common cryptographic information
US9191457B2 (en) 2012-12-31 2015-11-17 Sonic Ip, Inc. Systems, methods, and media for controlling delivery of content
US10225298B2 (en) 2015-01-06 2019-03-05 Divx, Llc Systems and methods for encoding and sharing content between devices

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3200516A (en) * 1961-04-21 1965-08-17 Fleetwood Furniture Company Electronic teaching device
US3199226A (en) * 1961-09-29 1965-08-10 Chester Electronic Lab Inc Teaching machine
GB1147603A (en) * 1965-06-15 1969-04-02 Mullard Ltd Improvements in or relating to television transmission systems
US3269033A (en) * 1965-10-05 1966-08-30 Robert H Redfield Audio-visual teaching apparatus
US3426339A (en) * 1965-10-24 1969-02-04 Rich Eng Inc Information storage and playback system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2504295A1 (fr) * 1981-04-15 1982-10-22 Optique Electro Electromeca Systeme d'intercommunication bi-directionnel, notamment pour l'enseignement des langues, et procede s'y rapportant

Also Published As

Publication number Publication date
US3609227A (en) 1971-09-28
DE1945653A1 (de) 1971-04-22
NL6913696A (fr) 1970-03-11
BE738554A (fr) 1970-02-16
SE349414B (fr) 1972-09-25
CH516202A (fr) 1971-11-30

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Legal Events

Date Code Title Description
ST Notification of lapse