KR20230115523A - Presentation production system for semantic unit division that can search and reproduce distribution documents and explanatory documents by semantic unit - Google Patents

Abstract

A semantic unit division presentation production system according to an embodiment of the present invention includes a format converter that divides data input by a user into semantic units and converts them into a format operable on the web; a distribution document producer that creates a distribution document by selectively combining video clips and other distribution documents with the semantic unit of the resource converted by the format converter; a recorder that records audio, writing, and gesture images corresponding to the semantic units of the distribution document, classifies them according to each semantic unit, and stores them as files and converts them into data; a distributor for distributing a presentation by combining the distribution document and the files of the explanatory elements so that semantic units can be separated and manipulated on the web; includes

Description

Presentation production system for semantic unit division that can search and reproduce distribution documents and explanatory documents by semantic unit}

The present invention relates to a semantic unit division presentation production system capable of searching for and reproducing a distribution document and an explanation document by semantic unit.

After the COVID-19 pandemic, demand for non-face-to-face presentation systems based on online solutions is increasing. In particular, with the development of software technology and related industries, the growth potential of the non-face-to-face presentation market is expected to be very high.

However, existing non-face-to-face presentation systems have limitations that are not specialized for online presentation. In the existing non-face-to-face presentation systems, most presentations are lost as a one-time event, and it is common that opportunities for communication between the presenter and the audience are not provided after the presentation is over.

For example, service A for distributing presentation materials online can share only slide files, cannot attach audio explanations, makes it difficult to replace slide files, and makes it difficult to interact with the audience.

As another example, service B that shares video content online requires specialized knowledge and specialized equipment to create content, and the service cannot be normally used in a poor network environment. In addition, it is difficult to share slide-type files, and it is difficult to interact with the audience.

As another example, C service, which provides a non-face-to-face video conferencing solution on an online basis, similar to the previous example, makes it difficult to use the service normally in a place with a bad network environment, difficult to share slide-type files, and It has limitations that are difficult to interact with.

Accordingly, a new non-face-to-face presentation solution that is suitable for online presentation and can solve the above problems is required.

The technical problem to be solved through the embodiments of the present invention is to provide a non-face-to-face presentation on an online basis, maintain good service quality even in poor network environments, and explain various types of explanations such as voice, writing, and gestures in addition to slides. It is to provide a semantic unit segmentation presentation production system that can be provided together, and can search for and reproduce distribution documents and explanatory documents that the presenter and audience can interact with by semantic units.

Other technical problems to be solved by the embodiments of the present invention are recording a presentation online or reserving a real-time presentation, enabling on-demand presentation and live presentation, and means for easily searching for a presentation to the audience. It is to provide a network-based presentation sharing method and system capable of providing.

A semantic unit division presentation production system according to an embodiment of the present invention for solving the above problems includes a format converter that divides data input by a user into semantic units and converts them into a format operable on the web; a distribution document producer that creates a distribution document by selectively combining video clips and other distribution documents with the semantic unit of the resource converted by the format converter; a recorder that records audio, writing, and gesture images corresponding to the semantic units of the distribution document, classifies them according to each semantic unit, and stores them as files and converts them into data; a distributor for distributing a presentation by combining the distribution document and the files of the explanatory elements so that semantic units can be separated and manipulated on the web; includes

According to an embodiment of the present invention, a non-face-to-face presentation is provided on an online basis, but good service quality is maintained even in a poor network environment, and various types of explanations such as voice, writing, and gestures can be provided in addition to slides, , the presenter and audience can interact.

In addition, it is possible to record a presentation online or reserve a real-time presentation, an on-demand presentation and a live presentation are provided, and the audience can easily search for a desired presentation.

1 is a diagram conceptually illustrating a presentation system according to an embodiment of the present invention.
2 is a diagram illustrating a specific configuration of a presentation system and a presentation sharing method thereof according to an embodiment of the present invention.
FIG. 3 is a diagram showing a specific configuration and operation of the converter shown in FIG. 2 in more detail.
FIG. 4 is a diagram for further explanation of another application method of the converter described in FIG. 3 by way of example.
5 is a conceptual diagram illustrating an end-to-end encryption processing algorithm applicable to a presentation system according to an embodiment of the present invention.
6 is a diagram showing a specific configuration and operation of the manufacturing machine shown in FIG. 2 in more detail.
FIG. 7 is a diagram showing a detailed configuration and operation of the distributor shown in FIG. 2 in more detail.
8 is a diagram illustrating an exemplary computing device on which a network-based presentation system according to embodiments of the present invention may be implemented.

The following merely illustrates the principles of the present invention. Therefore, those skilled in the art can invent various devices that embody the principles of the present invention and fall within the concept and scope of the present invention, even though not explicitly described or shown herein. In addition, it is to be understood that all conditional terms and embodiments listed herein are, in principle, expressly intended only for the purpose of making the concept of the present invention understood, and not limited to such specifically listed embodiments and conditions. It should be.

Further, it should be understood that all detailed descriptions reciting specific embodiments, as well as principles, aspects and embodiments of the present invention, are intended to encompass structural and functional equivalents of these matters. In addition, it should be understood that such equivalents include not only currently known equivalents but also equivalents developed in the future, that is, all devices invented to perform the same function regardless of structure.

Thus, for example, the block diagrams herein are to be understood as representing conceptual views of exemplary circuits embodying the principles of the present invention. Similarly, all flowcharts, state transition diagrams, pseudo code, etc., are meant to be tangibly represented on computer readable media and represent various processes performed by a computer or processor, whether or not the computer or processor is explicitly depicted. It should be.

The functions of various elements shown in the drawings including functional blocks represented by processors or similar concepts may be provided using dedicated hardware as well as hardware capable of executing software in conjunction with appropriate software. When provided by a processor, the functionality may be provided by a single dedicated processor, a single shared processor, or a plurality of separate processors, some of which may be shared.

In addition, the explicit use of terms presented as processor, control, or similar concepts should not be construed as exclusively citing hardware capable of executing software, but without limitation, digital signal processor (DSP) hardware, ROM for storing software (ROM), random access memory (RAM) and non-volatile memory. Other hardware for the governor's use may also be included.

In the claims of this specification, components expressed as means for performing the functions described in the detailed description include, for example, a combination of circuit elements performing the functions or all types of software including firmware/microcode, etc. It is intended to include any method that performs the function of performing the function, combined with suitable circuitry for executing the software to perform the function. Since the invention defined by these claims combines the functions provided by the various enumerated means and is combined in the manner required by the claims, any means capable of providing such functions is equivalent to that discerned from this specification. should be understood as

The above objects, features and advantages will become more apparent through the following detailed description in conjunction with the accompanying drawings, and accordingly, those skilled in the art to which the present invention belongs can easily implement the technical idea of the present invention. There will be. In addition, in describing the present invention, if it is determined that a detailed description of a known technology related to the present invention may unnecessarily obscure the subject matter of the present invention, the detailed description will be omitted.

Hereinafter, a preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a diagram conceptually illustrating a presentation sharing system according to an embodiment of the present invention. The presentation sharing system of the present invention includes a server 100 that produces and distributes a presentation and a user terminal 200 that receives and reproduces the presentation.

The server 100 may be connected to the user terminal 200 through the wired/wireless network 10 for network-based presentation sharing, and may perform mutual communication.

Here, the network 10 includes a Local Area Network (LAN), a Wide Area Network (WAN), a Value Added Network (VAN), a Personal Area Network (PAN), and a mobile It can be implemented in all types of wired/wireless networks such as a mobile radiocommunication network or a satellite communication network.

The user terminal 200 may be an individual device of any one of a mobile phone, a smart phone, a smart pad, a personal digital assistant (PDA), a personal computer (PC), and a notebook. , or any other computing device capable of receiving and reproducing a presentation.

In the network-based presentation sharing system of the present invention, the server 100 provides a non-face-to-face presentation on an online basis, and can provide various types of explanations such as voice, writing, and gestures in addition to slides as presentation materials. The user terminal 200 receives and reproduces the presentation provided by the server 100 through the network 10, and may record the presentation online or request a reservation for the presentation. Also, the user terminal 200 may receive feedback from a user who has viewed the presentation and transmit the feedback to the server 100 .

Hereinafter, the specific configuration and function of the presentation sharing system according to the present invention will be described in detail with reference to FIG. 2 and below.

2 is a diagram illustrating a specific configuration of a presentation system and a presentation sharing method thereof according to an embodiment of the present invention. In FIG. 2 , the functions and operations shown on the left side of the vertical dotted line 20 are performed in the server, and the functions and operations shown on the right side are performed in the user terminal.

First, the author uploads data composed of documents and images.

The uploaded data is input to the converter 110 and divided into semantic units. The divided data may include slide pages or video clips.

After that, a distribution document is created by combining semantic units of the author. At this time, explanation elements including voice, writing, or gestures (gestures) may be recorded together.

The prepared or recorded distribution documents and explanation elements are provided to the producer 120, and the producer 120 converts the provided distribution documents and description elements into data by classifying semantic units and explanation types. Finally, the maker 120 creates a presentation in which the distribution document and explanation are combined.

The generated presentation is delivered to the user terminal through the network and provided to the player 210 . The presentation may be distributed to designated audience groups through the distributor 130 . The author may designate a distribution target and distribution policy of the presentation, and the distributor 130 distributes and provides the presentation according to the designated distribution target and distribution policy. As an example, the distributor 130 may distribute the presentation through a web link.

The player 210 synchronizes the distribution document and explanation included in the distribution, provided presentation, and provides them to the audience. At this time, the audience may be a limited audience or all audiences. For example, if the distribution policy of the presentation is public, the audience of the presentation may be all audiences. On the other hand, if the distribution policy of the presentation is partial disclosure, the audience of the presentation may be a limited audience that is allowed to share the presentation.

Audiences can sign up for dissemination documents and explanations as semantic units, and display interactions with them. Audience interactions (hereinafter referred to as 'participation') may be stored in a separate storage.

Participation data stored in the storage may be transmitted to and analyzed by the analyzer 140 . The analyzed result is processed into a participation report and can be inquired by the author.

FIG. 3 is a diagram showing a specific configuration and operation of the converter shown in FIG. 2 in more detail. The converter 110 may include a preprocessor 111, a format converter 112, and an end-to-end encryption processor 113.

When a user uploads a document, the preprocessor 111 transforms it into data in units of pages, which are semantic units.

The format converter 112 converts the page into PDF, which is a format that can be manipulated on the web, and into an image, such as PNG, JPG, or WebP.

The end-to-end encryption processor 113 encrypts the document and converted resources so that only the author and an authorized audience can view them.

As an embodiment, the type of data or document provided by the creator to the converter 120 may include PDF, PowerPoint, MS Word, Keynote, Hangul below, and the like.

FIG. 4 is a diagram for further explanation of another application method of the converter described in FIG. 3 by way of example.

In this embodiment, the creator provides video data such as MP4 and MOV to the converter 120 as data. In this embodiment as well, it is the same as in FIG. 3 that the converter 110 includes a preprocessor 111, a format converter 112, and an end-to-end encryption processor 113. However, in terms of its function, this embodiment is slightly different from the embodiment of FIG. 3 .

When a user uploads an image, the preprocessor 111 automatically divides it into semantic units and converts them into data. In this case, if the image is a document-centered image, a page change unit becomes a semantic unit, and if the image is an action-centered image, a scene change becomes a semantic unit.

The format converter 112 automatically divides the video and presents the result of the division to the creator so that the creator makes the final decision on the division.

The end-to-end encryption processor 113 encrypts the document and converted resources so that only the author and an authorized audience can view them.

5 is a conceptual diagram illustrating an end-to-end encryption processing algorithm applicable to a presentation system according to an embodiment of the present invention.

As shown in FIG. 5, the end-to-end encryption processor may be configured based on an Advanced Ecryption Standard (AES) algorithm using a random key. However, this is an example for configuring an end-to-end encryption processor, and the scope of the present invention is not limited thereto.

For example, an end-to-end encryption processor may be configured using other encryption/decryption algorithms different from those shown in FIG. 5 .

6 is a diagram showing a specific configuration and operation of the manufacturing machine shown in FIG. 2 in more detail.

The producer 120 may receive the slice page, video clip, or description element output through the converter 110 .

The maker 120 may include a distribution document maker 121 and a recorder 122 .

The distribution document maker 121 creates a distribution document by combining pages, video clips, or other distribution documents created by the converter 110 by dividing them into semantic units.

The recorder 122 records descriptive elements such as voice, writing, and gestures related to the distribution document. In this case, the recording may be recorded in increments for each semantic unit, or may be continuously recorded going back and forth between semantic units.

As an embodiment, the recording result may be divided into description elements for each semantic unit and stored as a file or converted into data.

As an example, the processed semantic units and descriptive elements may be reused when creating different distribution documents.

As an example, a web assembly-based library may be used to quickly process voice or image manipulation in a web browser.

FIG. 7 is a diagram showing a detailed configuration and operation of the distributor shown in FIG. 2 in more detail. Referring to FIG. 7 , the distributor 130 may include a distribution group manager 131 and an end-to-end encryption processor 132 .

The distribution group manager 131 manages distribution targets and distribution policies. Specifically, the distribution group manager 131 may designate distribution documents to whom to distribute, and manage distribution policies including open distribution in which everyone is a distribution target and restricted distribution in which only a limited audience is a distribution target.

As an example, the distribution group manager 131 may perform verification using e-mail or a password to confirm distribution targets.

The end-to-end encryption processor 132 encrypts the document and converted resources so that only the author and authorized audience can view them.

According to the presentation sharing system and presentation sharing method described above, a non-face-to-face presentation is provided on an online basis, but good service quality is maintained even in a poor network environment, and a variety of voice, writing, gestures, etc. You can provide tangible explanations, and the presenter and audience can interact.

In addition, it is possible to record a presentation online or reserve a real-time presentation, an on-demand presentation and a live presentation are provided, and the audience can easily search for a desired presentation.

Hereinafter, referring to FIG. 8 , an exemplary computing device 500 in which a network-based presentation system according to various embodiments of the present invention is implemented will be described.

8 is an exemplary hardware configuration diagram illustrating a computing device 500 .

As shown in FIG. 8, the computing device 500 loads one or more processors 510, a bus 550, a communication interface 570, and a computer program 591 executed by the processor 510. It may include a memory 530 and a storage 590 for storing the computer program 591. However, only components related to the embodiment of the present invention are shown in FIG. 8 . Accordingly, those skilled in the art to which the present invention pertains can know that other general-purpose components may be further included in addition to the components shown in FIG. 8 .

The processor 510 controls the overall operation of each component of the computing device 500 . The processor 510 may include at least one of a Central Processing Unit (CPU), a Micro Processor Unit (MPU), a Micro Controller Unit (MCU), a Graphic Processing Unit (GPU), or any type of processor well known in the art. can be configured to include Also, the processor 510 may perform an operation for at least one application or program for executing a method/operation according to various embodiments of the present disclosure. Computing device 500 may include one or more processors.

Memory 530 stores various data, commands and/or information. Memory 530 may load one or more programs 591 from storage 590 to execute methods/operations according to various embodiments of the present invention. An example of the memory 530 may be RAM, but is not limited thereto.

The bus 550 provides a communication function between components of the computing device 500 . The bus 550 may be implemented as various types of buses such as an address bus, a data bus, and a control bus.

The communication interface 570 supports wired and wireless Internet communication of the computing device 500 . The communication interface 570 may support various communication methods other than Internet communication. To this end, the communication interface 570 may include a communication module well known in the art.

Storage 590 may non-temporarily store one or more computer programs 591 . The storage 590 may be a non-volatile memory such as read only memory (ROM), erasable programmable ROM (EPROM), electrically erasable programmable ROM (EEPROM), flash memory, or the like, a hard disk, a removable disk, or a device well known in the art. It may be configured to include any known type of computer-readable recording medium.

Computer program 591 may include one or more instructions for implementing methods/operations according to various embodiments of the present invention. When computer program 591 is loaded into memory 530, processor 510 may execute the one or more instructions to perform methods/acts according to various embodiments of the present invention.

The method according to the present invention described above may be produced as a program to be executed on a computer and stored in a computer-readable recording medium. Examples of the computer-readable recording medium include ROM, RAM, CD-ROM, and magnetic tape. , floppy disks, and optical data storage devices.

The computer-readable recording medium is distributed to computer systems connected through a network, so that computer-readable codes can be stored and executed in a distributed manner. In addition, functional programs, codes, and code segments for implementing the method can be easily inferred by programmers in the technical field to which the present invention belongs.

In addition, although the preferred embodiments of the present invention have been shown and described above, the present invention is not limited to the specific embodiments described above, and the technical field to which the present invention belongs without departing from the gist of the present invention claimed in the claims. Of course, various modifications can be made by those skilled in the art, and these modifications should not be individually understood from the technical spirit or perspective of the present invention.

Claims (3)

In the semantic unit division presentation production system,
a format converter that divides user-entered data into semantic units and converts them into a format that can be manipulated on the web;
a distribution document producer that creates a distribution document by selectively combining video clips and other distribution documents with the semantic unit of the resource converted by the format converter;
a recorder that records audio, writing, and gesture images corresponding to the semantic units of the distribution document, classifies them according to each semantic unit, and stores them as files and converts them into data;
a distributor for distributing a presentation by combining the distribution document and the files of the explanatory elements so that semantic units can be separated and manipulated on the web; containing
Semantic unit division presentation production system. According to claim 1,
The meaning unit is,
If the input data is a document, the page unit is divided into semantic units,
If the input data is a video, the page transition and scene transition of the action-oriented video are automatically segmented using an automatic video segmenter, and the creator makes the final decision on the segmentation to classify into semantic units.
Semantic unit division presentation production system. According to claim 1,
the distributor,
A distribution group manager that designates a distribution target for distribution documents generated by dividing into semantic units and explanatory documents recorded and stored as files corresponding to the semantic units of the distribution documents, and
Contains an end-to-end encryption handler that encrypts documents and converted resources so that only the author and an authorized audience can view them.
Semantic unit division presentation production system.