EP0318568A1 - Installation for reproducing data from an optical disc - Google Patents

Installation for reproducing data from an optical disc

Info

Publication number
EP0318568A1
EP0318568A1 EP88905880A EP88905880A EP0318568A1 EP 0318568 A1 EP0318568 A1 EP 0318568A1 EP 88905880 A EP88905880 A EP 88905880A EP 88905880 A EP88905880 A EP 88905880A EP 0318568 A1 EP0318568 A1 EP 0318568A1
Authority
EP
European Patent Office
Prior art keywords
connection means
terminal
disc
recording
installation according
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.)
Ceased
Application number
EP88905880A
Other languages
German (de)
French (fr)
Inventor
Marc Des Rieux
Bruno Benoit
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.)
MOULAGE PLASTIQUE DE L'OUEST
Original Assignee
MOULAGE PLASTIQUE DE L'OUEST
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 MOULAGE PLASTIQUE DE L'OUEST filed Critical MOULAGE PLASTIQUE DE L'OUEST
Publication of EP0318568A1 publication Critical patent/EP0318568A1/en
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/005—Programmed access to indexed parts of tracks of operating discs, by guiding the disc
    • 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
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • 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
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/32—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier
    • G11B27/327—Table of contents
    • G11B27/329—Table of contents on a disc [VTOC]
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2545—CDs

Definitions

  • the present invention relates to an installation for reproducing data recorded in digital form on an optical disc. It also relates to an reproducible optical disc in such an installation.
  • Optical discs carrying a meric recording are known under the designation "Compact Disc” (CD) and are marketed in a standardized form on a very large scale as carriers of sound recordings. The players for such audio CD discs are therefore also widely used.
  • CD Compact Disc
  • telecommunication is gaining an increasingly large audience, especially with the introduction of relatively simple and inexpensive terminal devices, a representative of which is in France the "Minitel". A description of this last device can be found for example in the brochure "Specificatiors Technical of Use of the Minitel 1B" published by the Ministry of Posts and Telecommunications (Teletel) in November 1986, whose tale is an integral part of this description.
  • the invention aims to provide an installation allowing both the reproduction of data, in particular in visual form but also in audio form, using conventional disc player devices and audio / video equipment st dard r as well as terminals. existing data processing. More particularly, the invention proposes to implement the device for actuating and controlling the data processing terminal and the remote control of the disc player for addressing so as to allow selective reproduction of information. from the recording medium.
  • the invention also aims to provide compact discs carrying information recorded in a form compatible with the tele ⁇ computer standard of the terminal device used.
  • the installation according to the invention is immediately characterized in that it comprises an optical disc player having at least first and second signal outputs, a data processing terminal having at least a first signal input. and first connection means for connecting at least the first output of the disc player to the first input of the terminal so as to allow visual reproduction of data recorded on the disc.
  • the installation also comprises a sound reproduction device having at least one signal input as well as second connection means for connecting at least the second output of the disc player to said input. the sound reproducing device so as to allow sound reproduction of data recorded on the disc.
  • the data processing terminal comprising a device for decoding and viewing the information received, said first connection means can, according to a form 3.
  • the optical disc according to the invention comprises a recording organized in a certain number of tracks, the different tracks being mapped by addressing marks allowing addressing by the disc player, each track containing at least one recording. images to a tele-computer standard usable by the terminal.
  • the recording comprises at least two channels, a first channel comprising the said image recordings and a second channel comprising the sound recordings.
  • said first connection means comprise a device for processing the signals at the first output of the disc player. More particularly / in an installation in which the disc player comprises a remote control device and the data processing terminal comprises a device for operation and control, and a corresponding comma signal output, the third connection means are seen to connect said output of the control actuating device to an input of the remote control device of the disc player.
  • These third connection means preferably cost at least one interface device for tering the control signals to the disc player remote control device.
  • said first and third connection means preferably comprise a mid processor for processing the information contained in the control signals coming from the tele-informa terminal only for the purpose of remote control of the disc player and control of said first connection means.
  • optical disc according to the invention reproducible in this latter installation comprises a recording organized in ranges defined by markers allowing addressing by means of the third means of 4.
  • the recording on such a disc preferably comprises at least two channels, a first channel comprising said image recording and control instructions and a second channel comprising sound recordings.
  • FIG 1 single represents the block diagram of an embodiment of an installation according to the invention.
  • the installation comprises a p a disc player 1 in the form of an audio compact disc player, having in particular two signal outputs 2 3 which correspond respectively to the right and left channels of an audio recording, and a remote control input 2
  • the output 3 is connected, via a line to an input 11 of a channel of audio equipment, that is to say essentially of an amplifier and a loudspeaker
  • the installation comprises a tele-computer terminal 4 which in particular has a device for decoding and displaying the information received 13, for example the screen nodule of the "Minitel" terminal, and a operation and control 14 such as the keyboard module of the terminal.
  • These devices are connected by means of connection which can be combined, apart from simple lines in an interface box 24.
  • an adapter 7 connected by a line 6 to the output 2 of the disc player and connected on the other hand to its output, by a connection 25, to a switching device 8.
  • the output of the latter East connected by a line 9 to an input 5 of the screen module 13.
  • the actuation and control device represented in this example by the keyboard module 14 of the Minitel terminal 4 is connected by an output 15 by means of a line 16 to an interface device 17 itself connected by a connection 18 to a microprocessor 19.
  • the latter interprets the data it receives and transmits them on the one hand via a connection 20 to an interface device 21 connected by a lineexcellent22 at the remote control input 23 of the diq reader 1 and controls on the other hand, via a connection 26.1st switch device 8 forming part of said first connection means.
  • the information recorded on the compact disc used in the context of the installation is for example made up of 1500 ranges addressable by the keyboard of the "Minitel" terminal, each range corresponding to a screen page with 40 columns and 25 rows.
  • the ⁇ alphanumeric or graphic characters thus recorded on the right channel of the audio type compact disc are for example those specified in the data given in the aforementioned brochure on "Minitel".
  • Each page corresponds to three seconds of recording on the disc / the first 500 ms being for example reserved for the connection protocol and initialization of the terminal screen and the others 2 7 5 seconds for recording the age and possibly a disconnection order.
  • the left channel of the compact disc is intended for sound recording, for example for comments or musical accompaniments recorded in digital audio technique that is compatible with the existing audio CD standard.
  • the data defining the alphanumeric or graphic characters of channel 3 are recorded according to a standard compatible with the data processing standard usable by the data processing terminal.
  • the signals are received by the adapter 7 of the interface box and the signal is then applied by means of the switching device 8 to the input 5 constituted in this example by a peri-computer socket of the screen module 13 of the terminal 4.
  • the switching authorization is provided to the device 8 by the microprocessor 19 after receipt of specific information recognized by a digital correlator.
  • the protocol which resides entirely in the microprocessor 19 program memory, and the switchable electronic interfaces 17 and 21, are adapted to the reader and terminal devices used.
  • the control signals for controlling the player are transmitted at a speed of 4800 bauds at interface 17, the frequency modulated data appearing at output 2 of the disk teur being transmitted by said first connection means 6, 7, 25, 8, 9 also at 4800 bauds. It should also be noted that the interpretation of the commands from the keyboard module of the "Minitel" terminal is always a priority for the microprocessor 19 before any other action by all of the connection means.
  • a first track will generally be reserved for displaying a menu, while the other tracks may each contain four images at VIDEOTEX st according to the above-mentioned brochure as well as sound recording in CD audio quality plus terminal disconnection characters. "Minitel" for a stop on the age.

Abstract

L'installation comporte un lecteur de disques compacts (1), un terminal télé-informatique (4), un appareil de reproduction audio (10) et un boîtier interface (24). Ce dernier réunit un microprocesseur (19), des interfaces électroniques (17) et (21), un adaptateur (7) pour les signaux destinés à la visualitation par écran et un dispositif d'aiguillage (8), l'ensemble étant commandé à partir d'un dispositif de commande (14) du terminal télé-informatique. L'installation selon l'invention et le disque compact utilisable dans celle-ci permettent de reproduire de façon adressable par exemple 1500 pages à 40 colonnes et 25 lignes accompagnées d'un enregistrement sonore de 75 minutes à partir d'un disque compact format audio.The installation comprises a compact disc player (1), a data processing terminal (4), an audio reproduction device (10) and an interface box (24). The latter brings together a microprocessor (19), electronic interfaces (17) and (21), an adapter (7) for the signals intended for visualization by screen and a switching device (8), the assembly being controlled by from a control device (14) of the data processing terminal. The installation according to the invention and the compact disc usable therein make it possible to reproduce addressably, for example 1500 pages with 40 columns and 25 lines accompanied by a 75-minute sound recording from a compact disc in audio format. .

Description

88/00331 88/00331
INSTALLATION DE REPRODUCTION DE DONNEES A PARTIR D'UN DISQUE OPTIQUE.INSTALLATION FOR REPRODUCING DATA FROM AN OPTICAL DISC.
La présente invention concerne une installation de reproduction de données enregistrées sous forme numériqu sur un disque optique. Elle concerne également un disque optique reproductible dans une telle installation. Des disques optiques porteurs d'un enregistrement mérique sont connus sous la désignation "Compact Disc" (CD) et sont commercialisés sous une forme standardisée à très grande échelle en tant que supportsd'enregistrements sonores. Les lecteurs de tels disques CD audio sont par conséquent également largement répandus. D'un autre côté, la télé¬ informatique gagne un public de plus en plus large surtout avec l'introduction d'appareils terminaux relativement sim¬ ples et bon marché dont un représentant est en France le "Minitel". Une description de ce dernier appareil se trouve par exemple dans la brochure "Specificatiors Techniques d'Util sation du Minitel 1B" éditée par le Ministère des Postes et Télécommunications (Télétel) en novembre 1986, dont le conte fait partie intégrante de la présente description.The present invention relates to an installation for reproducing data recorded in digital form on an optical disc. It also relates to an reproducible optical disc in such an installation. Optical discs carrying a meric recording are known under the designation "Compact Disc" (CD) and are marketed in a standardized form on a very large scale as carriers of sound recordings. The players for such audio CD discs are therefore also widely used. On the other hand, telecommunication is gaining an increasingly large audience, especially with the introduction of relatively simple and inexpensive terminal devices, a representative of which is in France the "Minitel". A description of this last device can be found for example in the brochure "Specificatiors Technical of Use of the Minitel 1B" published by the Ministry of Posts and Telecommunications (Teletel) in November 1986, whose tale is an integral part of this description.
L'invention vise à fournir une installation permet¬ tant la reproduction de données, notamment sous forme vi¬ suelle mais aussi sous forme sonore, en utilisant des appa- ireils lecteurs de disques usuelset un équipement audio/video st dard r ainsi que des terminaux télé-informatiques existants. Plus particulièrement, l'invention se propose de mettre en oeuvre le dispositif d'actionnement et de commande du termi¬ nal télé-informatique et la télécommande du lecteur de dis- ques pour l'adressage de manière à permettre la reproduction sélective d'informations à partir du support d'enregistre¬ ment.The invention aims to provide an installation allowing both the reproduction of data, in particular in visual form but also in audio form, using conventional disc player devices and audio / video equipment st dard r as well as terminals. existing data processing. More particularly, the invention proposes to implement the device for actuating and controlling the data processing terminal and the remote control of the disc player for addressing so as to allow selective reproduction of information. from the recording medium.
Dans ce contexte, l'invention a également pour but de fournir des disques compacts porteurs d'informations enregistrées sous une forme compatible avec le standard télé¬ informatique de l'appareil terminal utilisé.In this context, the invention also aims to provide compact discs carrying information recorded in a form compatible with the tele¬ computer standard of the terminal device used.
L'installation suivant l'invention est tout d'abor caractérisée en ce qu'elle comporte un lecteur de disques opt quesayant au moins une première et une deuxième sorties de signaux, un terminal télé-informatique ayant au moins une pr mière entrée de signaux et des premiers moyens de connexion pour relier au moins la première sortie du lecteur de disque à la première entrée du terminal de façon à permettre la reproduction visuelle de données enregistrées sur le disque. Selon une forme d'exécution préférentielle, l'installa¬ tion comporte en outre un dispositif de reproduction du son ayant au moins une entrée de signaux ainsi que de seconds moyens de connexion pour relier au moins la deuxième sortie du lecteur de disques à ladite entrée du dispositif de repro duction du son de façon à permettre la reproduction sonore de données enregistrées sur le disque.The installation according to the invention is immediately characterized in that it comprises an optical disc player having at least first and second signal outputs, a data processing terminal having at least a first signal input. and first connection means for connecting at least the first output of the disc player to the first input of the terminal so as to allow visual reproduction of data recorded on the disc. According to a preferred embodiment, the installation also comprises a sound reproduction device having at least one signal input as well as second connection means for connecting at least the second output of the disc player to said input. the sound reproducing device so as to allow sound reproduction of data recorded on the disc.
Le terminal télé-informatique comportant un dispo¬ sitif de décodage et de visualisation des informations reçue lesdits premiers moyens de connexion peuvent, selon une form 3.The data processing terminal comprising a device for decoding and viewing the information received, said first connection means can, according to a form 3.
d'exécution de l'invention, être constitués par des moyen essentiellement passifs. Dans ce cas, le disque optique selon l'invention comporte un enregistrement organisé en certain nombre de pistes , les différentes pistes étant d mitées par des repères d'adressage permettant l'adressage par le lecteur de disques, chaque piste contenant au moin un enregistrement d'images à un standard télé-informatiqu utilisable par le terminal. De préférence, l'enregistreme comprend au moins deux canaux , un premier canal comporta leεditε enregistrements d'images et un deuxième canal com tant des enregistrements sonores.of the invention, be constituted by essentially passive means. In this case, the optical disc according to the invention comprises a recording organized in a certain number of tracks, the different tracks being mapped by addressing marks allowing addressing by the disc player, each track containing at least one recording. images to a tele-computer standard usable by the terminal. Preferably, the recording comprises at least two channels, a first channel comprising the said image recordings and a second channel comprising the sound recordings.
Selon une forme d'exécution préférentielle de l tallation selon l'invention, lesdits premiers moyens de c xion comportent un dispositif de traitement des signaux a raissaήt à la première sortie du lecteur de disques. Plus particulièrement/ dans une installation dans laquelle le lecteur de disques comporte un dispositif de télécommande et le terminal télé-informatique comporte un dispositif d' tionnement et de commande,et une sortie de signaux de comma correspondante, les troisièmes moyens de connexion sont p vus pour relier ladite sortie du dispositif d'actionnemen de commande à une entrée du dispositif de télécommande du lecteur de disques. Ces troisièmes moyens de connexion co tent de préférence au moins un dispositif interface pour ter les signaux de commande au dispositif de télécommande lecteur de disques. D'autre part, lesdits premiers et tro sièmes moyens de connexion comportent de préférence un mi processeur pour le traitement de l'information contenue d les signaux de commande provenant du terminal télé-informa que en vue de la télécommande du lecteur de disques et de commande desdits premiers moyens de connexion.According to a preferred embodiment of the tallation according to the invention, said first connection means comprise a device for processing the signals at the first output of the disc player. More particularly / in an installation in which the disc player comprises a remote control device and the data processing terminal comprises a device for operation and control, and a corresponding comma signal output, the third connection means are seen to connect said output of the control actuating device to an input of the remote control device of the disc player. These third connection means preferably cost at least one interface device for tering the control signals to the disc player remote control device. On the other hand, said first and third connection means preferably comprise a mid processor for processing the information contained in the control signals coming from the tele-informa terminal only for the purpose of remote control of the disc player and control of said first connection means.
Le disque optique selon l'invention reproductibl dans cette dernière installation comporte un enregistreme organisé en plages définies par des repères permettant l'adressage par l'intermédiaire du troisième moyen de 4 .The optical disc according to the invention reproducible in this latter installation comprises a recording organized in ranges defined by markers allowing addressing by means of the third means of 4.
connexion à partir du dispositif d'actionne ent et de com mande du terminal télé-informatique, ces plages comportant des instructions de commande pour le terminal télé-informa tique et au moins un enregistrement d'images sous forme de signaux modulés en fréquence et compatibles d'un standard télé-informatique utilisable par le terminal. L'enregistre ment sur un tel disque comporte de préférence au moins deu canaux, un premier canal comportant lesdits enregistrement d'images et instructions de commande et un deuxième canal comportant des enregistrements sonores.connection from the actuation and control device of the data processing terminal, these ranges comprising control instructions for the data processing terminal and at least one recording of images in the form of frequency modulated and compatible signals of a tele-computer standard usable by the terminal. The recording on such a disc preferably comprises at least two channels, a first channel comprising said image recording and control instructions and a second channel comprising sound recordings.
L'invention sera mieux comprise à la lumière de la description donnée ci-après d'un exemple de réalisation non limitatif, illustré dans le dessin annexé dans lequel :The invention will be better understood in the light of the description given below of a nonlimiting exemplary embodiment, illustrated in the appended drawing in which:
La figure 1, unique représente le schéma synopti d'une forme d'exécution d'une installation selon l'inventiFigure 1, single represents the block diagram of an embodiment of an installation according to the invention.
Selon ce schéma, l'installation comporte d'une p un lecteur de disques 1 sous forme d'un lecteur de disques compacts audio, ayant notamment deux sorties de signaux 2 3 qui correspondent respectivement aux canaux droit et gau d'un enregistrement audio, et une entrée de télécommande 2 La sortie 3 est reliée , par l'intermédiaire d'une ligne à une entrée 11 d'un canal d'un équipement audio, c'est-à- re essentiellement d'un amplificateur et d'un haut-parleur D'autre part, l'installation comporte un terminal télé-inf matique 4 qui présente notamment un dispositif de décodage et de visualisation des informations reçues 13 par exempl le nodule écran du terminal "Minitel", et un dispositif d'a tionnement et de commande 14 tel que le module clavier dud terminal. Ces appareils sont reliés par des moyens de con— nexion qui peuvent être réunis, en dehors de simples ligne dans un boîtier interface 24.According to this diagram, the installation comprises a p a disc player 1 in the form of an audio compact disc player, having in particular two signal outputs 2 3 which correspond respectively to the right and left channels of an audio recording, and a remote control input 2 The output 3 is connected, via a line to an input 11 of a channel of audio equipment, that is to say essentially of an amplifier and a loudspeaker On the other hand, the installation comprises a tele-computer terminal 4 which in particular has a device for decoding and displaying the information received 13, for example the screen nodule of the "Minitel" terminal, and a operation and control 14 such as the keyboard module of the terminal. These devices are connected by means of connection which can be combined, apart from simple lines in an interface box 24.
Dans le boîtier 24 se trouve un adaptateur 7 relié par une ligne 6 à la sortie 2 du lecteur de disques et relié d'autre part à sa sortie, par une connexion 25, à un dispositif d'aiguillage 8. La sortie de ce dernier est reliée par une ligne 9 à une entrée 5 du module écran 13.. Le dispositif d'actionnement et de commande représenté dan cet exemple par le module clavier 14 du terminal Minitel 4 est relié par une sortie 15 au moyen d'une ligne 16 à un dispositif interface 17 lui-même relié par une connexion 18 à un microprocesseur 19. Ce dernier interprète les données qu'il reçoit et les transmet d'une part par l'intermédiaire d'une connexion 20 à un dispositif interface 21 relié par une ligne„22 à l'entrée de télécommande 23 du lecteur de di ques 1 et commande d'autre part, via une connexion 26,1e di sitif d'aiguillage 8 faisant partie desdits premiers moyens de connexion.In the housing 24 is an adapter 7 connected by a line 6 to the output 2 of the disc player and connected on the other hand to its output, by a connection 25, to a switching device 8. The output of the latter East connected by a line 9 to an input 5 of the screen module 13. The actuation and control device represented in this example by the keyboard module 14 of the Minitel terminal 4 is connected by an output 15 by means of a line 16 to an interface device 17 itself connected by a connection 18 to a microprocessor 19. The latter interprets the data it receives and transmits them on the one hand via a connection 20 to an interface device 21 connected by a line „22 at the remote control input 23 of the diq reader 1 and controls on the other hand, via a connection 26.1st switch device 8 forming part of said first connection means.
Les informations enregistrées sur le disque compact utilisé dans le cadre de l'installation, selon le pr sent mode de réalisation de l'invention sont par exemple or sées en 1500 plages adressables par le clavier du terminal "Minitel", chaque plage correspondant à une page d'écran de 40 colonnes et 25 lignes. Les caractères^alphanumériques ou graphiques ainsi enregistrés sur le canal droit du disque c pact du type audio sont par exemple ceux spécifiés dans la me donnée dans la brochure susmentionnée sur le "Minitel". Chaque page correspond à trois secondes d'enregistrement su le disque/les premières 500 ms étant par exemple réservée au protocole de connexion et d'initialisation de l'écran du terminal et les autres 275 secondes à l'enregistrement de l' ge et éventuellement d'un ordre de déconnexion.The information recorded on the compact disc used in the context of the installation, according to this embodiment of the invention, is for example made up of 1500 ranges addressable by the keyboard of the "Minitel" terminal, each range corresponding to a screen page with 40 columns and 25 rows. The ^ alphanumeric or graphic characters thus recorded on the right channel of the audio type compact disc are for example those specified in the data given in the aforementioned brochure on "Minitel". Each page corresponds to three seconds of recording on the disc / the first 500 ms being for example reserved for the connection protocol and initialization of the terminal screen and the others 2 7 5 seconds for recording the age and possibly a disconnection order.
Le canal gauche du disque compact est destiné à un enregistrement sonore, par exemple à des commentaires o accompagnements musicaux enregistrés en technique audio numé que compatible du standard CD audio existant.The left channel of the compact disc is intended for sound recording, for example for comments or musical accompaniments recorded in digital audio technique that is compatible with the existing audio CD standard.
Les données définissant les caractères alphanum riques ou graphiques du canal 3 sont enregistrées selon un standard compatible du standard télé-informatique utili¬ sable par le terminal télé-informatique. Les signaux sont reçus par l'adaptateur 7 du boîtier interface et le signal est ensuite appliqué par l'intermé¬ diare du dispositif d'aiguillage 8 à l'entrée 5 constituée dans cet exemple par une prise péri-informatique du module écran 13 du terminal 4. L'autorisation d'aiguillag est fournie au dispositif 8 par le microprocesseur 19 après réception d'une information spécifique reconnue par un corré lateur numérique. Le protocole, résidant entièrement dans la mémoire programme du microprocesseur 19, et les interfaces él troniques 17 et 21, commutables, sont adaptés aux appareils l teur et terminal utilisés.The data defining the alphanumeric or graphic characters of channel 3 are recorded according to a standard compatible with the data processing standard usable by the data processing terminal. The signals are received by the adapter 7 of the interface box and the signal is then applied by means of the switching device 8 to the input 5 constituted in this example by a peri-computer socket of the screen module 13 of the terminal 4. The switching authorization is provided to the device 8 by the microprocessor 19 after receipt of specific information recognized by a digital correlator. The protocol, which resides entirely in the microprocessor 19 program memory, and the switchable electronic interfaces 17 and 21, are adapted to the reader and terminal devices used.
Dans le présent exemple, utilisant un lecteur CD audio avec une prise de télécommande et la possibilité de programmation par pistes et index, ainsi qu'un terminal "Min tel",, les signaux de commande de pilotage du lecteur sont transmis à une vitesse de 4800 bauds à l'interface 17, les don nées modulées en fréquence apparaissant à la sortie 2 du le teur de disques étant transmis par lesdits premiers moyens de connexion 6, 7, 25, 8, 9 également à 4800 bauds. Il est à noter pa ailleurs que l'interprétation des commandes issues du module clavier du terminal "Minitel" est toujours prioritaire pour le microprocesseur 19 devant toute autre action de l'ensembl des moyens de connexion.In the present example, using an audio CD player with a remote control socket and the possibility of programming by tracks and index, as well as a "Min tel" terminal, the control signals for controlling the player are transmitted at a speed of 4800 bauds at interface 17, the frequency modulated data appearing at output 2 of the disk teur being transmitted by said first connection means 6, 7, 25, 8, 9 also at 4800 bauds. It should also be noted that the interpretation of the commands from the keyboard module of the "Minitel" terminal is always a priority for the microprocessor 19 before any other action by all of the connection means.
Il sera évident à l'homme du métier que l'install tion décrite ci-dessus à titre d'exemple peut être modifiée et adaptée selon les équipements disponibles et les standard à utiliser.On peut également réaliser, dans le cadre de la présente invention,une installation simplifiée dans laquelle le lecteur de disques compacts audio est relié par un simple connecteur passif à un terminal télé-informatique du type "Minitel". Dans un tel cas, la lecture des enregistrements d'images du canal droit du disque compact permet un défile¬ ment ininterrompu d'images, transmises par exemple à 1200 ba via la prise MODEM du terminal "Minitel". Le son est de nouv enregistré sur le canal de gauche sous forme digitale au standard CD audio. Les données peuvent être organisées dans 7.It will be obvious to those skilled in the art that the installation described above by way of example can be modified and adapted according to the equipment available and the standards to be used. It is also possible, within the framework of the present invention , a simplified installation in which the audio compact disc player is connected by a simple passive connector to a data processing terminal of the "Minitel" type. In such a case, the reading of the image recordings of the right channel of the compact disc allows an uninterrupted scrolling of images, transmitted for example at 1200 ba via the MODEM socket of the "Minitel" terminal. The sound is again recorded on the left channel in digital form to the audio CD standard. Data can be organized in 7.
ce cas, en 99 pistes de 40 secondes, adressables chacune par le lecteur CD audio. Une première piste sera général ment réservée pour l'affichage d'un menu alors que les a tres pistes peuvent contenir chacune quatre images au st VIDEOTEX selon la brochure susmentionnée ainsi que l' gistrement sonore en qualité CD audio plus des caractère de déconnexion du terminal "Minitel" pour un arrêt sur l ge.this case, in 99 tracks of 40 seconds, each addressable by the audio CD player. A first track will generally be reserved for displaying a menu, while the other tracks may each contain four images at VIDEOTEX st according to the above-mentioned brochure as well as sound recording in CD audio quality plus terminal disconnection characters. "Minitel" for a stop on the age.
D'autres possibilités et modifications des réal tions de l'invention décrites ci-dessus à titre d'exempl seront à la portée de l'homme de métier et entreront dan cadre de la présente invention. Other possibilities and modifications of the embodiments of the invention described above by way of example will be within the reach of those skilled in the art and will fall within the scope of the present invention.

Claims

REVENDICATIONS
1 - Installation de reproduction de données en¬ registrées sous forme numérique sur un disque optique, ca¬ ractérisée en ce qu'elle comporte un lecteur (1) de disques optiques ayant au moins une première (2) et une deuxième (3) sorties de signaux, un terminal télé-i formatique (4) ayant au moins une première entrée (5) de signaux, et des premiers moyens de connexion (6,7,8,9) pour relier au moins la pre¬ mière sortie du lecteur de disques à la première entrée du terminal de façon à permettre la reproduction visuelle de données enregistrées sur le disque.1 - Installation for reproducing data recorded in digital form on an optical disc, characterized in that it comprises a reader (1) of optical discs having at least a first (2) and a second (3) outputs signals, a tele-i formatic terminal (4) having at least a first signal input (5), and first connection means (6,7,8,9) for connecting at least the first output of the reader discs at the first input of the terminal so as to allow visual reproduction of data recorded on the disc.
2 - Installation selon la revendication 1 , carac¬ térisée en ce qu'elle comporte en outre un -dispositif de reproduction du son (10) ayant au moins une entrée de si¬ gnaux (11), ainsi que de seconds moyens de connexion (12) pour relier au moins la deuxième sortie (3) du lecteur de disques à ladite entrée du dispositif de reproduction du son de façon à permettre la reproduction sonore de données enregistrées sur le disque.2 - Installation according to claim 1, charac¬ terized in that it further comprises a sound reproduction device (10) having at least one signal input (11), as well as second connection means ( 12) to connect at least the second output (3) of the disc player to said input of the sound reproduction device so as to allow the sound reproduction of data recorded on the disc.
3 - Installation selon l'une des revendications 1 ou 2, caractérisée en ce que le terminal télé-informatique (4) comporte un dispositif (13) de décodage et de visualisa¬ tion des informations reçues, lesdits premiers moyens de connexion (6,9) étant des moyens essentiellement passifs.3 - Installation according to one of claims 1 or 2, characterized in that the data processing terminal (4) comprises a device (13) for decoding and viewing the information received, said first connection means (6, 9) being essentially passive means.
4 - Disque optique à enregistrement numérique re- productible dans une installation selon l'une des revendi¬ cations 1 à 3, caractérisé en ce qu'il comporte un enregis¬ trement organisé en un certain nombre de pistes, les dif¬ férentes pistes étant délimitées par des repères d'adres¬ sage permettant l'adressage par le lecteur de disques, cha- que piste contenant au moins un enregistrement d'image à un standard télé-informatique utilisable par le terminal.4 - Optical disc with digital recording reproducible in an installation according to one of claims 1 to 3, characterized in that it comprises a recording organized in a certain number of tracks, the different tracks being delimited by address markers allowing addressing by the disc player, each track containing at least one image recording to a data processing standard usable by the terminal.
5 - Disque selon la revendication , caractérisé en ce que l'enregistrement comprend au moins deux canaux, un premier canal comportant lesdits enregistrements d'images et un deuxième canal comportant des enregistrements sonores. 6 - Installation selon l'une des revendications 1 ou 2, caractérisée en ce que lesdits premiers moyens de connexion comportent un dispositif (7,8) de traitement des signaux apparaissant à la première sortie (2) du lecte de disques.5 - Disc according to claim, characterized in that the recording comprises at least two channels, a first channel comprising said image recordings and a second channel comprising sound recordings. 6 - Installation according to one of claims 1 or 2, characterized in that said first connection means comprise a device (7,8) for processing the signals appearing at the first output (2) of the disc player.
7 - Installation selon l'une des revendications 1 , 2 ou 6 dans laquelle le lecteur de disques comporte un dispositif de télécommande et le terminal télé-informatiqu comporte un dispositif d'actionnement et de commande et une sortie de signaux de commande correspondante, carac¬ térisée en ce qu'elle comporte des troisièmes moyens de connexion (16,17,18,19,20,21,22) pour relier ladite sorti (15) du dispositif d'actionnement et de commande (14) à un entrée (23) du dispositif de télécommande du lecteur de disques.7 - Installation according to one of claims 1, 2 or 6 wherein the disc player comprises a remote control device and the computer terminal comprises an actuation and control device and a corresponding control signal output, charac ¬ terized in that it comprises third connection means (16,17,18,19,20,21,22) for connecting said outlet (15) of the actuation and control device (14) to an input ( 23) of the remote control of the disc player.
8 - Installation selon la revendication 7, ca¬ ractérisée en ce que lesdits troisièmes moyens de connexion " comportent au moins un dispositif interface (21) pour adap¬ ter les signaux de commande au dispositif de télécommande du lecteur de disques.8 - Installation according to claim 7, ca¬ acted in that said third connection means "comprise at least one interface device (21) for adapting the control signals to the remote control device of the disc player.
9 - Installation selon l'une des revendications9 - Installation according to one of claims
7 ou 8, caractérisée en ce que lesdits premiers et troisiè¬ mesmoyens de connexion comportent un microprocesseur (19) pour le traitement de l'information contenue dans les si- gnaux de commande provenant du terminal télé-informatique en vue de la télécommande du lecteur de disques et d'une comnande desdits premiers moyens de connexion..7 or 8, characterized in that said first and third connection means comprise a microprocessor (19) for processing the information contained in the control signals coming from the data processing terminal for the remote control of the reader disks and a control of said first connection means.
10 - Disque optique à enregistrement numérique re¬ productible dans une installation selon l'une des reven- dications 6 à 9, caractérisé en ce qu'il comporte un enre¬ gistrement organisé en plages définies par des repères perr-ettant l'adressage par l'intermédiaire des troisièmes moyens de connection à partir du dispositif d'actionnement et ce commande du terminal télé-informatique, ces plages .comportant des instructions de commande pour le terminal télé-informatique et au moins un enregistrement d'images sous forme de signaux compatibles d'un standard télé¬ informatique utilisable par le terminal.10 - Optical disc with digital recording reproducible in an installation according to one of claims 6 to 9, characterized in that it comprises a recording organized in ranges defined by benchmarks perr-ettant addressing by through the third connection means from the actuating device and this command from the data processing terminal, these ranges . comprising control instructions for the data processing terminal and at least one image recording in the form of signals compatible with a tele-computer standard usable by the terminal.
11 - Disque optique selon la revendication 10, caractérisé en ce que l'enregistrement comporte au moins deux canaux, un premier canal comportant lesdits enregistre¬ ments d'images et instructions de commande et un deuxième canal comportant des enregistrements sonores. 11 - Optical disc according to claim 10, characterized in that the recording comprises at least two channels, a first channel comprising said recordings of images and control instructions and a second channel comprising sound recordings.
EP88905880A 1987-06-22 1988-06-20 Installation for reproducing data from an optical disc Ceased EP0318568A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8708715 1987-06-22
FR8708715A FR2616952B1 (en) 1987-06-22 1987-06-22 INSTALLATION FOR REPRODUCING DATA FROM AN OPTICAL DISC

Publications (1)

Publication Number Publication Date
EP0318568A1 true EP0318568A1 (en) 1989-06-07

Family

ID=9352333

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88905880A Ceased EP0318568A1 (en) 1987-06-22 1988-06-20 Installation for reproducing data from an optical disc

Country Status (8)

Country Link
EP (1) EP0318568A1 (en)
JP (1) JPH02500867A (en)
KR (1) KR890702187A (en)
CH (1) CH674428A5 (en)
FR (1) FR2616952B1 (en)
GB (1) GB2225664B (en)
NL (1) NL8820448A (en)
WO (1) WO1988010491A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2644607B1 (en) * 1989-03-14 1991-05-31 Trt Telecom Radio Electr EMULATION DEVICE FOR DETERMINING THE OPERATION OF AN INFORMATION PROCESSING ASSEMBLY
FR2650089B1 (en) * 1989-07-21 1991-10-11 Trt Telecom Radio Electr DEVICE FOR EMULATING THE OPERATION OF AN INFORMATION PROCESSING ASSEMBLY
DE69030916T2 (en) * 1989-12-29 1997-10-09 Sony Corp Data playback device
US5257254A (en) * 1989-12-29 1993-10-26 Sony Corporation Apparatus for controlling CD audio player to playback CD-ROM
EP0489365A1 (en) * 1990-12-01 1992-06-10 Samsung Electronics Co. Ltd. Cassette player having a detached character information display unit
FR2670315A1 (en) * 1990-12-10 1992-06-12 Ginocchio Pierre Process for reading text, images, software and sounds on an "AUDIO COMPACT DISC" or a "VIDEO DISC"

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2544536B1 (en) * 1983-04-12 1989-01-06 Telemedia Gmbh VIDEODISK INFORMATION SYSTEM
JPH0828054B2 (en) * 1983-11-30 1996-03-21 ソニー株式会社 Disk-shaped recording medium
JPS60226072A (en) * 1984-04-24 1985-11-11 Victor Co Of Japan Ltd Signal recording system of rotary recording medium

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO8810491A1 *

Also Published As

Publication number Publication date
GB2225664A (en) 1990-06-06
CH674428A5 (en) 1990-05-31
GB2225664B (en) 1992-02-12
NL8820448A (en) 1989-05-01
GB8902775D0 (en) 1989-08-02
KR890702187A (en) 1989-12-23
FR2616952B1 (en) 1991-04-19
WO1988010491A1 (en) 1988-12-29
FR2616952A1 (en) 1988-12-23
JPH02500867A (en) 1990-03-22

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