KR101166226B1 - Digital apparatus on which a scalable application authoring tool is installed - Google Patents

Abstract

PURPOSE: A digital device with a scalable application editing program is provided to supply an optimized application to a user in consideration of watching conditions. CONSTITUTION: An object hierarchy management unit(220) manages an object-tree. A source editing unit(230) provides a text based markup language source editing unit. An object attribute editing unit(240) manipulates attributes of each object. A preview rendering unit(250) provides a preview about a written markup language document. An XHTML import unit(260) imports the external XHTML document.

Description

Digital Apparatus on which a Scalable Application Authoring Tool is installed}

The present invention relates to a scalable application authoring tool, and more particularly, to a digital device provided with a scalable application authoring tool program capable of providing an application optimized for each terminal device to terminal devices sharing an application on a home network. It is about.

At the time of technical preparation for Mobile IPTV service through mobile communication network and preparation of wired / wireless IPTV convergence service, video scalability (SVC) for simultaneous application to various terminals has been standardized, and specific technology development is in progress. have. However, standardization or technology development of scalability of applications in IPTV broadcasting environment is insufficient.

Currently, IPTV service only provides the terminal with the same performance specification, so only the contents (media and application) optimized for the given terminal performance specification need to be provided. However, in order to provide services to various terminals at the same time, content must be provided to meet the specifications of each terminal.

However, there is a difficulty to use an XML element and an attribute that are not familiar to the general public to author a document composed of existing XML. In addition, an authoring tool that can create scalable documents optimized for various terminal devices based on terminal device performance and viewing environment factors has not been developed yet.

SUMMARY OF THE INVENTION The present invention has been made in view of the above technical background, and an object of the present invention is to share / link multimedia contents among various digital devices on a home network. In order to provide an optimized application program, an authoring tool is provided that allows users to add, modify and delete components and attribute values easily and conveniently, and to create content considering a scalable user interface that allows selection of viewing environment elements. .

In order to achieve the above object, a scalable application authoring tool according to an aspect of the present invention, is installed on a digital device to a plurality of terminal devices using content provided from a server outside the digital device or a storage device of the digital device. An authoring tool for creating a suitable application, comprising: an object hierarchy manager for managing an object tree; A source editing unit providing text-based markup language source editing; An object attribute editor for manipulating the attributes of each object; A preview rendering unit providing a preview of the created markup language document; And an XHTML importer for importing external XHTML documents.

The authoring tool may include: a tree view showing an object tree; An object property control unit for editing the component and the property; A source view showing a markup language source edit screen; A renderer showing a preview of the written markup language document; And a user interface including a menu bar showing the available menus.

The digital device may be a home server or a home gateway on a home network including the plurality of terminal devices, or may be at least one of the plurality of terminal devices.

The object property editing unit may edit characteristic information of a terminal device including at least one of performance, resolution, bandwidth, location, current time of the location, user information, and security setting of each of the plurality of terminal devices. The XHTML importer may import an XHTML document existing on a remote web server specified by an URL or an XHTML document on a local file system.

According to the present invention, an application optimized for terminal devices having different capabilities may be provided in consideration of a delivery context on a home network including various terminal devices. In particular, the existing XML document authoring tool provides only basic functions for the user to add, modify, and delete elements and attribute values. By selecting the Delivery Context, a viewing environment element, the user can create a document in a markup language so that content can be created considering the scalable user interface.

1 is a diagram illustrating a configuration of a scalable content providing system according to an exemplary embodiment of the present invention.
2 is a block diagram showing the configuration of a scalable application authoring tool according to an embodiment of the present invention.
3 illustrates an example of an execution screen of the scalable application authoring tool according to an embodiment of the present invention.

Advantages and features of the present invention and methods for achieving them will be apparent with reference to the embodiments described below in detail with the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. And is intended to enable a person skilled in the art to readily understand the scope of the invention, and the invention is defined by the claims. It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. It is noted that " comprises, " or "comprising," as used herein, means the presence or absence of one or more other components, steps, operations, and / Do not exclude the addition.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, a scalable content providing system according to an exemplary embodiment of the present invention will be described with reference to FIG. 1. 1 is a diagram illustrating a configuration of a scalable content providing system according to an exemplary embodiment of the present invention.

As shown in FIG. 1, the scalable content providing system according to an exemplary embodiment of the present invention includes a server 20 and a plurality of user groups 40_1, 40_2, .., 40_N.

Each user group 40_1, 40_2, .., 40_N includes a plurality of users having a common terminal configuration. For example, a home network that is one user in the second user group 40_2 is an IPTV set-top box. It may have a terminal device configuration including the 410, HD TV 420, smart phone 430, PC 440.

Terminal devices included in a home network that is a user in each user group 40_1, 40_2, .., 40_N may be various digital devices capable of receiving multimedia content. For example, the terminal device may be a smart phone, a personal digital assistant (PDA), a cellular phone, a personal communication service (PCS) phone, a hand-held PC (GPS), a global system for mobile (GSM) phone, a wideband CDMA (WCDMA) phone. , A mobile device such as a Code Division Multiple Access (CDMA) 2000 phone and a Mobile Broadband System (MBS) phone, or a device for a PC such as a PC, a tablet PC, or a device for a TV such as an HD TV. Can be.

Hereinafter, a description will be given based on one home network included in the second user group 40_2.

The plurality of terminal devices 420, 430, and 440 constituting the home network are connected to the server 20 for providing multimedia contents through the IPTV set-top box 410. A plurality of terminal devices (420, 430, 440) requests content to the server 20 through the IPTV set-top box 410, the server 20 through each of the terminal devices (420, 430) through the IPTV set-top box 410 By providing the content to, 440, each terminal device 420, 430, 440 may share the content.

However, the configuration of the home network is not limited thereto, and each terminal device 420, 430, or 440 may be directly connected to the server 20 without the middleware IPTV set-top box 410. In this case, each terminal device 420, 430, 440 requests content from the server 20, and the server 20 provides the content 10 to be provided to each terminal device 420, 430, 440. .

At this time, the server 20 is an application program optimized for various terminals based on the performance and viewing environment elements of each terminal device 420, 430, 440, the content requested by the terminal device (420, 430, 440) to provide.

The content 10 provided by the server 20 may have various content types and / or content formats. The content type may be any one of audio, video, image, and application, and the format of the content may be XHTML or JAVA. It may include at least one of, FLASH. In addition to the above-described XHTML, JAVA, and FLASH, the content format can be further extended in an object-oriented and descriptive application. That is, the terminal may request content having a format promised between the terminal devices 420, 430, and 440 or between the terminal devices 420, 430, and 440 and the server 20. That is, the terminal devices 420, 430, and 440 may be any one of the groups belonging to the formats promised between the terminal devices 420, 430, and 440 or between the terminal devices 420, 430, and 440 and the server 20. You can request content with a format.

On the other hand, each of the terminal devices (420, 430, 440) provides a variety of viewing environment to the user according to the type. Therefore, when serving contents to each of the terminal devices 420, 430, and 440, it is preferable that each terminal device 420, 430, and 440 serves content suitable for playback.

Hereinafter, a description will be given of an authoring tool for generating content in consideration of a scalable user interface so that various terminal devices 420, 430, and 440 may share content while playing the content optimally in a home network system.

2 is a block diagram illustrating a configuration of a scalable application authoring tool according to an embodiment of the present invention, and FIG. 3 illustrates an execution screen example of the scalable application authoring tool according to an embodiment of the present invention, that is, a user interface.

The scalable application authoring tool 200 according to an embodiment of the present invention allows the user to easily, conveniently, add, modify, and delete elements and attribute values of an XML-based markup language. The viewing environment information is selected to generate a scalable application optimized for each terminal device.

To this end, the scalable application authoring tool 200 according to an embodiment of the present invention may create a scalable application as a single document in which components corresponding to characteristic information of various terminal devices 420, 430, and 440 are integrated. Create a scalable application using Scalable Application Markup Language (SAML) newly defined by the applicant.

Here, the characteristic information of the various terminal devices 420, 430, and 440 may include performance, resolution, bandwidth, location of the terminal device, time of the region where the terminal device is located, user information, security setting degree, etc. of each terminal device. Can be.

As shown in FIG. 2, the scalable application authoring tool 200 according to an embodiment of the present invention includes a user interface (UI) 210, an object hierarchy manager 220, a source editor 230, and an object. The property editor 240, the preview renderer 250, and the XHTML importer 260 are included.

The object hierarchy manager 220 serves as a component tree (ElementTree) on the use case. Therefore, it composes object tree, supports inquiry and modification of property of each object, searches object tree, and adds and deletes components to object tree.

You can also parse a document written in a markup language to construct an object tree, and create a markup language document that contains all the child elements of a specified object.

The source editor 230 serves as a source editor on the use case. As a result, it has a text-based markup language source editing function, and supports inserting, deleting, overwriting, and wrapping of text.

In addition, when operating the source edit apply button, it is possible to check the markup language grammar by parsing the modified source, and when the grammar does not have any abnormality, the modifications may be reflected in the loaded markup document.

The object property editing unit 240 performs property editing control on the use case and supports inquiry and modification of the property of a specified component.

In addition, it is possible to distinguish between the default attribute and the specified attribute, and to specify only attribute values suitable for the markup language syntax.

The preview rendering unit 250 is a markup language view renderer on a use case. The preview rendering unit 250 may render a document written in a markup language and display it to a user.

In this case, the terminal profile designation function is supported and rendered through an extraction process according to the specified profile.

The XHTML importer 260 serves as an import on the use case. In other words, it supports the import of XHTML documents on the local file system and the import of XHTML documents on the remote web server specified by the URL.

You can specify a profile when importing, and import by encapsulating according to the specified profile.

The scalable application authoring tool 200 according to an embodiment of the present invention may not only add, modify, and delete components and attribute values, but also perform performance and viewing environment elements of various terminal devices sharing an application on a home network. (Delivery Context) allows the user to choose a custom scalable application and provide a user interface for it.

3 illustrates an example of an execution screen of the scalable application authoring tool according to an embodiment of the present invention.

As shown in FIG. 3, the user has a tree view 310 showing an object tree, an object property control unit 350 for editing components and properties, a source view 330 showing a markup language source editing screen, and created markup. A renderer 340 showing a preview of the language document and a menu bar 320 showing available menus are provided, so that an application optimized for each terminal device can be easily created through such a user interface.

Such a scalable application authoring tool according to an embodiment of the present invention may be installed and used in a home server or home gateway in a home, or may be installed in each terminal device. It can also be used on the server if necessary.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined not only by the scope of the following claims, but also by the equivalents of the claims.

Claims (6)

A digital device with a scalable application authoring tool program installed,
The authoring tool program,
An object hierarchy manager managing an object tree;
A source editing unit providing text-based markup language source editing;
An object attribute editor for manipulating the attributes of each object;
A preview rendering unit providing a preview of the created markup language document; And
Contains an XHTML importer that imports external XHTML documents.
By using the content provided from the server outside the digital device or the storage device of the digital device to generate an application that can be operated on two or more different terminal devices
Digital device with Scalable Application Authoring Tool installed. The method of claim 1, wherein the authoring tool program,
A tree view showing the object tree; An object property control unit for editing the component and the property; A source view showing a markup language source edit screen; A renderer showing a preview of the written markup language document; And a user interface display for displaying a user interface including a menu bar showing available menus.
Digital device with Scalable Application Authoring Tool installed. The method of claim 1, wherein the digital device,
A home server or a home gateway on a home network including two or more different terminal devices.
Digital device with Scalable Application Authoring Tool installed. The method of claim 1, wherein the digital device,
At least one of the two or more different terminal devices
Digital device with Scalable Application Authoring Tool installed. The method of claim 1, wherein the object property editing unit,
To edit the characteristic information of the terminal device including at least one of the performance, resolution, bandwidth, location, current time of the location, user information, security settings of each of the two or more different terminal devices;
Digital device with Scalable Application Authoring Tool installed. The method of claim 1, wherein the XHTML import unit
Importing an XHTML document on a local file system or an XHTML document that exists on a remote web server specified by a URL
Digital device with Scalable Application Authoring Tool installed.

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