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WO2001009864A1 - Systeme et procede destines au tele-apprentissage multimode interactif - Google Patents

Systeme et procede destines au tele-apprentissage multimode interactif Download PDF

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Publication number
WO2001009864A1
WO2001009864A1 PCT/US2000/019679 US0019679W WO0109864A1 WO 2001009864 A1 WO2001009864 A1 WO 2001009864A1 US 0019679 W US0019679 W US 0019679W WO 0109864 A1 WO0109864 A1 WO 0109864A1
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WO
WIPO (PCT)
Prior art keywords
viewer
information
computer
program
transmission
Prior art date
Application number
PCT/US2000/019679
Other languages
English (en)
Inventor
Frank J. Palazzolo
Original Assignee
Erudite, Llc
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 Erudite, Llc filed Critical Erudite, Llc
Priority to AU62232/00A priority Critical patent/AU6223200A/en
Publication of WO2001009864A1 publication Critical patent/WO2001009864A1/fr

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/10—Office automation; Time management
    • 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
    • G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
    • 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
    • G09B5/14—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations with provision for individual teacher-student communication
    • 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
    • G09B7/00—Electrically-operated teaching apparatus or devices working with questions and answers
    • G09B7/02—Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student
    • G09B7/04—Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student characterised by modifying the teaching programme in response to a wrong answer, e.g. repeating the question, supplying a further explanation
    • 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
    • G09B7/00—Electrically-operated teaching apparatus or devices working with questions and answers
    • G09B7/06—Electrically-operated teaching apparatus or devices working with questions and answers of the multiple-choice answer-type, i.e. where a given question is provided with a series of answers and a choice has to be made from the answers
    • G09B7/08—Electrically-operated teaching apparatus or devices working with questions and answers of the multiple-choice answer-type, i.e. where a given question is provided with a series of answers and a choice has to be made from the answers characterised by modifying the teaching programme in response to a wrong answer, e.g. repeating the question, supplying further information

Definitions

  • the present invention relates to systems and methods for interactive distance learning or instruction including streaming of multimedia information from a source to a distant user over a packet-based network.
  • the educational providers typically supply information relative to attendance and/or performance for enrollees to the designated agencies or organizations.
  • the agencies may periodically require a certification of compliance or audit selected individuals to verify compliance with the continuing education requirements to maintain a license to practice or a particular accreditation.
  • Another object of the present invention is to provide a system and method for delivering interactive, on-demand educational programming over a computer network.
  • a further object of the present invention is to provide a system and method for multi-modal educational programming including textual, video, audio, and graphical presentation of information.
  • An additional object of the present invention is to provide a system and method for providing on-demand continuing medical education over a computer network which evaluates participants comprehension of material presented and digitally transmits results to an appropriate educational institution, accreditation agency, and/or licensing authority.
  • Another object of the present invention is to provide a method for delivering multi-modal educational information to subscribers and via pay-per-view programming using streaming technology over a packet-switched network while providing sufficient interactivity to remote users to qualify for continuing education credit through the use of chat rooms and threaded discussion groups.
  • a system and method for providing educational information to a plurality of viewers include providing a plurality of programs accessible via a computer from a plurality of remote locations for selection by the viewers, processing viewer identification information to identify a viewer, selecting a method of payment for viewing a selected program, processing format information to select one of a plurality of predetermined transmission formats for the selected program, and initiating transmission of the selected program in the selected format to the computer of the viewer.
  • the present invention incorporates streaming technology with traditional multi-modal educational methods to present course materials in a systematic and efficient progression to provide cost-effective instruction or distance learning over local area and wide area networks, such as the Internet.
  • Integrated presentation of text, graphics, audio, and visual educational information with the opportunity for interactive discussion reinforces varied individual learning styles.
  • the interactive capability afforded by the present invention is required for educational programming to qualify for certain continuing education accreditation.
  • FIGURE 1 is a block diagram illustrating a system and method for interactive multimodal distant learning according to the present invention
  • FIGURE 2 is a block diagram representation of one embodiment of an interactive multimodal distant learning system according to the present invention.
  • FIGURE 3 is a flow chart illustrating operation of a system or method for interactive multimodal distant learning according to the present invention.
  • FIGURE 4 is a block diagram illustrating storage and subsequent synchronization of program content transmitted asynchronously according to the present invention.
  • System 10 includes a plurality of computers, indicated generally by reference numeral 12.
  • Computers 12 include user computers 14 which preferably communicate with one or more organizational computers or servers 16.
  • user computers 14 Preferably, several of computers 12 communicate via a packet switched computer network using one or more of the established communications protocols, such as TCP/IP.
  • computers 12 are remotely located in various geographic regions represented schematically as a first geographic region 18, a second geographic region 20, and a third geographic region 22.
  • Geographic regions 18, 20, and 22 may represent a particular state, country, city, or building.
  • geographic region 22 represents an organization having a number of member computers 24 which communicate via a local-area network (LAN) with a centralized organization server 28 to form a company or organization Internet.
  • LAN local-area network
  • various computer networks may be formed using logical links or pointers to other computers connected using one or more LANs or other networks.
  • Server 28 for a particular organization may be connected to one or more servers, such as server 16 via a direct connection, indicated generally by reference numeral 30.
  • server 28 may communicate with server 16 via a packet based network such as a wide-area network (WAN) or a global-area network such as the Internet, indicated generally by reference numeral 32.
  • WAN wide-area network
  • 32 global-area network
  • a centralized computer operating as a file server such as server 16, includes a plurality of educational programs accessible via various other computers, such as computers 14 from various remote geographic locations, such as geographic regions 18, 20, and 22.
  • the programming information is preferably provided in a plurality of predetermined transmission formats.
  • a particular transmission format may be selected based on the application program used to access the information, or determined according to the connection speed between the computer and the server.
  • a selected educational program is transmitted in a selected format from server 16 to computer 14 or 24 or a viewer/user to facilitate distance learning.
  • Multimodal programming is preferred which includes video, audio, graphical, and textual information.
  • the predetermined transmission formats preferably include various compression ratios and/or technologies to accommodate the wide variety of connection speeds and platforms currently in use.
  • FIG. 2 A block diagram representation of one embodiment of an interactive multimodal distance learning system according to the present invention is shown in Figure 2.
  • Functional diagram 50 provides a representative implementation of the system and method which may be implemented as a website on the Internet.
  • Database 54 preferably captures general log-in information represented by block 52. This information may include the viewer's email address, user ID, browser type, hardware type, and the path or link followed to arrive at the splash page represented by block 56.
  • Log-in information 52 may be used to identify a referring organization or website as explained in greater detail below. Alternatively, log-in information 52 may be used to track various statistical parameters associated with the visitors to the website. This information is stored in database 54 and may be used in subsequent marketing and promotional activities.
  • splash page 56 is customized using database 54 based on the particular log-in information 52. For example, a user following a link from an affiliated website (or dialing a telephone number provided to a particular organization) may be presented with a corresponding interface or splash page which identifies the educational service as being affiliated with the user's organization.
  • log-in information 52 may be used in conjunction with splash page 56 to provide a transparent user interface based on the referring or linking website or computer.
  • splash page 56 includes various menu items represented generally by reference numeral 60.
  • menu items include an event listing 62, a topic table of contents 64, a catalog 66, marketing information 68, organizational information 70, a feedback form 72, and help screen 74.
  • an event listing menu 62 provides a calendar or schedule of upcoming events which may include live simulcasts from educational conferences located at various locations around the world.
  • event listing 62 preferably includes a schedule or calendar for providing interactive content via access to educational program instructors. This access may be provided using chat rooms, represented generally by reference numeral 80 and/or threaded discussions, represented by reference numeral 82.
  • Chat rooms 80 provide access to a program instructor or author via a shared location, preferably on a computer accessible by at least one viewer and the instructor, to exchange information electronically.
  • Threaded discussions 82 provide an electronic forum accessible via the computer for sharing information relative to a particular program or a particular topic among viewers and/or instructors. The discussions are "threaded" in that responses are sorted by topic or previous response to facilitate viewer interaction.
  • chat rooms 80 and threaded discussions 82 may be moderated by an instructor or personnel from the educational service to assure that educational integrity of the system is maintained.
  • splash page 56 preferably provides access to a topic table of contents 64 which functions as a cross reference listing of topics 90 for various programming and live event information which may also be accessed via catalog 66 and event listing 62, respectively.
  • the viewer/user login information is determined as represented by block 92.
  • the viewer may register as a guest and have access to a limited number of programs which provide a representative sample of the content and delivery options available through the system.
  • block 92 may simply access database 54 to verify that the viewer is a registered user and is allowed to proceed. Alternatively, additional information may be required by block 92. Registered users may proceed to a new topic and specific module or program as represented by blocks 94 and 96, respectively. Alternatively, users may search for a particular program, topic, instructor, or practice area using search function 98.
  • Payment information may be determined depending upon the particular educational service and the viewer's membership or association with a group.
  • individual viewers may access some programs on a pay-per-view basis, while others are available only to subscribers or members of affiliated organizations.
  • Pay-per-view (PPV) programs are preferably accessible for a predetermined period of time after selection and payment for the program to allow the viewer to pause and resume a program at a later date. For example, a PPV viewer would have access to the selected program on demand at any time within one week from the original purchase.
  • subscribers have access to a particular educational program, group of programs, topic (including events), etc. for a longer predetermined period of time, such as for a year.
  • Payment module 100 of Figure 2 determines whether the viewer is a previously registered user or subscriber by searching an appropriate database, such as database 54 based on viewer identification information gather passively or in response to associated prompts.
  • the system may limit access to a subset of programs based on the viewer being a member of a particular organization or a previously registered viewer. For first-time registrants, appropriate payment information may be gathered, such as credit card information or identification sufficient to bill the viewer through a third-party billing service. If the user is associated with an organization affiliated with the educational information provider, the user may receive a discount or the organization may be billed for use of the system by the viewer. Preferably, the user enters identification information associated with membership of an organization and the organization is subsequently billed for access of the selected program by the user.
  • medical educational programming may be provided to patients in conjunction with out-patient procedures or pre-operative/post-operative care.
  • the patient would enter insurance information and have access to educational programming associated with a pre- authorized procedure.
  • members of a particular health maintenance organization (HMO) or similar organization may purchase a group subscription which provides access to various educational programming for their members.
  • HMO health maintenance organization
  • transmission of the selected program or module in the previously determined or selected transmission format is initiated as represented by block 102.
  • the program information is preferably delivered via digital data over a packet-switched network which includes video, audio, graphical, and textual information.
  • This multimodal approach takes advantages of various individuals' learning styles, strengths, and weaknesses.
  • the viewer may interactively participate depending upon the particular type of programming (live broadcast, lecture, etc.) and time of viewing via threaded discussions 82 and chat rooms 80, for example.
  • streaming technology is used to provide the video and audio content while graphical and textual information is transmitted asynchronously at predetermined intervals based on the program content.
  • a predetermined portion of the selected program is transmitted and buffered on the computer of the viewer prior to displaying the program.
  • the video and audio information are then synchronized with the graphical and textual information to form an integrated presentation to the user, as illustrated and explained in greater detail with reference to Figure 4.
  • additional portions of the program are transmitted to the computer of the viewer to provide continuous, uninterrupted viewing of the information. This approach reduces the delay between selection of the program and actual viewing rather than transferring the entire program to the viewer's computer prior to viewing. This approach also makes it more difficult for users to capture and store the program which may result in unauthorized distribution and/or viewing.
  • block 68 represents marketing/promotional information accessible to the user. Such information may include various paid advertising and/or links to affiliated organizations as represented by block 110.
  • Block 70 represents organization information which may include information about the educational service provider including qualifications, accreditations, and the like. Organizational information may also include background or biographical information on various sponsoring organizations and/or instructors as represented by block 120.
  • a feedback form may be used to provide feedback relative to various educational programs and/or the website in general.
  • Feedback form 72 may be used to gather structured feedback, i.e. a survey or questionnaire, or may be used to elicit unstructured feedback in the form of comments or email.
  • Block 74 represents a help function with associated files or information represented by block 130.
  • FIG. 3 A flowchart illustrating control logic of one embodiment of a system or method according to the present invention is shown in Figure 3.
  • the flowchart illustrated in Figure 3 may represent any of a number of known processing strategies such as event-driven, interrupt-driven, multi-tasking, multi-threading, parallel processing, and the like.
  • various steps or functions illustrated may be performed in the sequence illustrated, in parallel, or in some cases omitted.
  • the order of processing is not necessarily required to achieve the objects, features, and advantages of the invention, but is provided for ease of illustration and description.
  • the control logic is implemented in software which is executed by a microprocessor- based computer.
  • control logic may be implemented in software, /hardware, or a combination of software and hardware.
  • the flowchart of Figure 3 illustrates one "loop" and its operations are preferably repeated based on user and system actions.
  • each functional block may be performed repeatedly prior to, or in parallel, with processing of subsequent functional blocks.
  • the functions represented may be performed by separate application programs, applets, routines, and the like, by one or more processors or computers without departing from the spirit or scope of the present invention.
  • User identification information is captured by block 150 of Figure 3. This information may be entered directly by the user or may be captured by an affiliated site having a link followed by the user as represented by block 152. This information may be subsequently used to provide billing of an affiliated association or organization based on the user being identified as a member of a particular group or organization.
  • a menu or program guide is presented as represented by block 154.
  • the user interface presented to the user may be customized based on the user's organization or affiliation as represented by block 156.
  • the user selects a topic or course as represented by block 158.
  • available courses include standard or regular courses as represented by block 160, pay per view (PPV) courses as represented by block 162, and live courses, seminars, or presentations as represented by block 164.
  • courses also include premium courses, represented by block 166, and sample courses represented by block 168. The sample courses 168 are provided free of charge.
  • Payment information may then be entered as represented by block 182. Depending upon the particular application, payment information may be gathered based on the user's association or affiliation with an organization which sponsors the educational programming. Based on the user identification information entered during the login or registration process, the payment information may be automatically associated with the user. Alternatively, block 182 may determine that the user has already paid for a particular program or group of programs and is continuing a previously interrupted session in which case no additional payment information is required.
  • the selected program or module is then transmitted in an appropriate format as represented by block 184.
  • the transmission format may be manually selected by the user or automatically determined by the system based on the user's browser, connection speed, previously defined preferences, or based on the program content.
  • transmission of the program includes a first block of information, represented generally by reference numeral 186, and a second block of information, represented generally by block 192.
  • block 186 is transmitted asynchronously relative to block 192.
  • block 186 includes text information 188 and graphical information 190.
  • Block 182 includes audio information 194 and video information 196.
  • the audio and video information represented by block 192 is preferably streamed to the computer of the viewer.
  • a predetermined portion of the selected program i.e. a portion of the audio and video
  • the text and graphical information represented by block 186 is asynchronously transferred and then synchronized with the presentation of the audio and video information as illustrated and described in greater detail with reference to Figure 4.
  • the present invention provides for viewer interaction as represented by block 200. Interaction may be provided during a particular module or segment or may be provided at the end of a particular module or segment. Viewer interaction may include the use of chat rooms and/or threaded discussion groups as represented by block 202. A chat room is particularly useful when the program is viewed during hours in which the instructor or lecturer is available. Preferably, the user and the instructor have access to a common area to provide this functionality.
  • the discussion forums may be threaded or sorted by author/ instructor as represented by block 204 or may be sorted by topics or past discussions as represented by block 206.
  • the viewer interaction provided by block 200 may also include a test or quiz used to determine the viewer's comprehension of the educational material presented. Results are then analyzed as represented by block 208.
  • a review segment or module may be initiated as indicated by block 212.
  • the next module or segment is transmitted as indicated by block 214.
  • the user may pause or interrupt the presentation at any time as represented by block 216. Subsequent modules or segments may be presented by repeating one or more of the steps illustrated.
  • the results of any examinations or the completion of a particular segment or program is reported at block 218.
  • This may include generation of a certificate as represented by block 220.
  • any certificate will have an appropriate audit or authenticity code unique to the user and/or program.
  • the report or results may also be transmitted directly to an accreditation or licensing agency as represented by block 222.
  • Figure 4 illustrates a system and method for storage and subsequent synchronization of program content according to the present invention.
  • various program content may be transmitted asynchronously to the viewer to reduce latency.
  • video and audio information may be transmitted separately from graphical slides, photographs, questions and answers, and/or supplemental information.
  • the asynchronously transmitted information is then synchronized to provide a seamless, integrated presentation to the viewer.
  • the different types of program content are displayed in separate frames within the browser application of the viewer.
  • bins 250 Various types or modes of program content for a particular program are preferably stored in bins, represented generally by reference numeral 250 of Figure 4.
  • the bins may represent directories or subdirectories on a disk, for example.
  • bins 250 include an audio/video bin 252, a slide bin 254, a photographic bin 256, and a questions/answers bin 258.
  • Each bin preferably includes a number of files, indicated generally by reference numeral 270, which may be asynchronously transmitted to the computer of the viewer.
  • the files are used to store a segment of video 272 (and preferably associated audio), a slide or graphic 274, a photograph 276, or a group of questions and answers 278, for example.
  • Pointers 280 are used to associate a particular audio/video segment with corresponding slides, photos, and other material.
  • a single video segment 270 may be associated with multiple slides 274.
  • various slides 274 may be associated with multiple photographs 276 and/or questions 278.
  • a particular video segment 270 may be directly associated with one or more photographs 276, questions 278, or other material.
  • pointers in combination with separately stored modules or segments of information according to the present invention greatly reduces the traditional editing associated with a video presentation. This results in reduced costs to produce a particular program.
  • the separately stored modules or segments also facilitate the asynchronous transmission of program content to reduce the latency between selection and viewing of a particular program or segment.
  • the present invention provides a system and method for delivery of high-quality educational programming for professionals and para- professionals over local, wide, and global area networks.
  • the present invention provides a cost-effective alternative to continuing education. While embodiments of the invention have been illustrated and described, it is not intended that these embodiments illustrate and describe all possible forms of the invention. Rather, the words used in the specification are words of description rather than limitation, and it is understood that various changes may be made without departing from the spirit and scope of the invention.

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Abstract

La présente invention concerne un système et un procédé permettant de fournir des informations pédagogiques à une pluralité de spectateurs. Ce procédé consiste à fournir une pluralité de programmes accessibles via un ordinateur en provenance d'une pluralité de localisations et que les spectateurs peuvent sélectionner, à traiter les informations d'identification du spectateur de façon à identifier ce dernier, à sélectionner une méthode de paiement permettant de visionner un programme sélectionné, à traiter les informations relatives au format de façon à sélectionner un ou une pluralité de formats de transmission prédéterminés, et à lancer la transmission du programme sélectionné dans le format sélectionné vers l'ordinateur du spectateur. Dans un mode de réalisation de cette invention, des spectateurs accèdent aux programmes pédagogiques diffusés via un ou plusieurs réseaux en utilisant la diffusion audio et vidéo en temps réel associée à des informations graphiques et textuelles qui sont ensuite synchronisées avec les informations audio et vidéo. Dans un autre mode de réalisation de cette invention, ce système et ce procédé offrent un composant interactif, qui peut être nécessaire pour certaines accréditation de formation professionnelle continue. Ce système utilise des forums et des groupes de discutions thématiques.
PCT/US2000/019679 1999-07-28 2000-07-19 Systeme et procede destines au tele-apprentissage multimode interactif WO2001009864A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU62232/00A AU6223200A (en) 1999-07-28 2000-07-19 System and method for interactive multi-modal distance learning

Applications Claiming Priority (2)

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US36283499A 1999-07-28 1999-07-28
US09/362,834 1999-07-28

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Cited By (9)

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GB2362486A (en) * 1999-05-20 2001-11-21 Yamaha Corp Purchasing programs over the Internet
GB2379047A (en) * 2001-04-26 2003-02-26 Nihon Dot Com Co Ltd System and method for providing temporary access to content
WO2003010619A3 (fr) * 2001-07-23 2003-03-20 Sergei Vladislavovich Rudakov Dispositif de liaison audio et video pour les utilisateurs d'ordinateurs
WO2003030126A3 (fr) * 2001-10-01 2003-10-02 Telecom Italia Spa Systeme et procede pour transmettre des flux d'informations multimedia, par exemple, dans l'enseignement a distance
US7113983B1 (en) 1999-05-20 2006-09-26 Yamaha Corporation System and method for downloading content files using a communication network and for automatically reproducing the content files in a predefined sequence
US7167896B2 (en) 2000-11-27 2007-01-23 Yamaha Corporation Apparatus and method for creating and supplying a program via communication network
SG128424A1 (en) * 2002-04-12 2007-01-30 Singapore Polytechnic Integrated learning system
CN100417155C (zh) * 2003-05-08 2008-09-03 上海交通大学 远程教学多模式实时多媒体交互系统
CN109064180A (zh) * 2018-07-13 2018-12-21 广州神马移动信息科技有限公司 评论方法、装置及终端设备

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WO1997044767A1 (fr) * 1996-05-22 1997-11-27 Agent Based Curricula, Inc. Systeme et procede d'enseignement assiste par agent
WO1999033041A2 (fr) * 1997-12-22 1999-07-01 Scientific Learning Corp. Systeme assiste par ordinateur de surveillance a distance de l'adaptabilite

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Publication number Priority date Publication date Assignee Title
US5585858A (en) * 1994-04-15 1996-12-17 Actv, Inc. Simulcast of interactive signals with a conventional video signal
WO1997044767A1 (fr) * 1996-05-22 1997-11-27 Agent Based Curricula, Inc. Systeme et procede d'enseignement assiste par agent
WO1999033041A2 (fr) * 1997-12-22 1999-07-01 Scientific Learning Corp. Systeme assiste par ordinateur de surveillance a distance de l'adaptabilite

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2362486B (en) * 1999-05-20 2003-01-22 Yamaha Corp Program reproduction system and method using communication network
GB2362486A (en) * 1999-05-20 2001-11-21 Yamaha Corp Purchasing programs over the Internet
US7113983B1 (en) 1999-05-20 2006-09-26 Yamaha Corporation System and method for downloading content files using a communication network and for automatically reproducing the content files in a predefined sequence
US7167896B2 (en) 2000-11-27 2007-01-23 Yamaha Corporation Apparatus and method for creating and supplying a program via communication network
US7035829B2 (en) 2001-04-26 2006-04-25 Nobuyoshi Morimoto System and method for providing temporary access to content during shipping
GB2379047A (en) * 2001-04-26 2003-02-26 Nihon Dot Com Co Ltd System and method for providing temporary access to content
GB2379047B (en) * 2001-04-26 2004-06-16 Nihon Dot Com Co Ltd System and method for providing temporary access to content
WO2003010619A3 (fr) * 2001-07-23 2003-03-20 Sergei Vladislavovich Rudakov Dispositif de liaison audio et video pour les utilisateurs d'ordinateurs
RU2240599C2 (ru) * 2001-07-23 2004-11-20 Рудаков Сергей Владиславович Комплекс аудио-видеосвязи со специальными возможностями "rinel-lingo audio-video" для операторов компьютеров
WO2003030126A3 (fr) * 2001-10-01 2003-10-02 Telecom Italia Spa Systeme et procede pour transmettre des flux d'informations multimedia, par exemple, dans l'enseignement a distance
SG128424A1 (en) * 2002-04-12 2007-01-30 Singapore Polytechnic Integrated learning system
CN100417155C (zh) * 2003-05-08 2008-09-03 上海交通大学 远程教学多模式实时多媒体交互系统
CN109064180A (zh) * 2018-07-13 2018-12-21 广州神马移动信息科技有限公司 评论方法、装置及终端设备

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