System and method for playing back contents based on smart card, and smart card applied to the same
First Claim
Patent Images
1. A system for playing back contents based on a smart card, the system comprising:
- a user terminal comprising a user terminal processor, configured torequest, from a smart card, a script file of contents to be played back through an embedded browser,analyze the script file transmitted from the smart card, andreceive the contents to be played back from the smart card through a communication channel, wherein the contents are selected according to a contents playback manner; and
the smart card comprising a smart card processor, configured tocreate the script file according to the request of the user terminal,transmit the created script file to the user terminal, andtransmit the contents to be played back to the user terminal through the communication channel in response to a contents request for the contents from the user terminal based on the script file,wherein the script file defines the contents playback manner for the contents to be played back,wherein the communication channel is preset according to the contents playback manner, andwherein the smart card includes a Smart Card Web Server (SCWS) which provides a servlet container and a function for playing back the contents, and the smart card is further configured to transmit the contents in a form of a servlet application operated in the SCWS by using the provided servlet container, andwherein the smart card includes a video-on-demand (VOD) streaming server configured to provide multimedia contents to the user terminal in a streaming manner or a downloading manner in a form of the servlet application operated in the SCWS,wherein when receiving the contents request for the contents to be played back in a downloading playback manner from the user terminal through a hypertext transfer protocol (HTTP) communication channel, the smart card is configured to set a download connection path for the user terminal to a connection address of the contents to be played back stored in the smart card.
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Accused Products
Abstract
Disclosed are a system and a method for playing back contents based on a smart card, and a smart card applied to the same. A browser of a user terminal using a smart card queries a multimedia source of a user existing within the smart card and the multimedia source is played back in real time through the user terminal. A streaming or downloading playback service is provided to provide the user terminal with the multimedia source in real time.
7 Citations
19 Claims
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1. A system for playing back contents based on a smart card, the system comprising:
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a user terminal comprising a user terminal processor, configured to request, from a smart card, a script file of contents to be played back through an embedded browser, analyze the script file transmitted from the smart card, and receive the contents to be played back from the smart card through a communication channel, wherein the contents are selected according to a contents playback manner; and the smart card comprising a smart card processor, configured to create the script file according to the request of the user terminal, transmit the created script file to the user terminal, and transmit the contents to be played back to the user terminal through the communication channel in response to a contents request for the contents from the user terminal based on the script file, wherein the script file defines the contents playback manner for the contents to be played back, wherein the communication channel is preset according to the contents playback manner, and wherein the smart card includes a Smart Card Web Server (SCWS) which provides a servlet container and a function for playing back the contents, and the smart card is further configured to transmit the contents in a form of a servlet application operated in the SCWS by using the provided servlet container, and wherein the smart card includes a video-on-demand (VOD) streaming server configured to provide multimedia contents to the user terminal in a streaming manner or a downloading manner in a form of the servlet application operated in the SCWS, wherein when receiving the contents request for the contents to be played back in a downloading playback manner from the user terminal through a hypertext transfer protocol (HTTP) communication channel, the smart card is configured to set a download connection path for the user terminal to a connection address of the contents to be played back stored in the smart card. - View Dependent Claims (2)
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3. A user terminal, comprising:
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a user terminal processor; a card interface configured to form a communication channel with a smart card mounted in the card interface, wherein the smart card comprises a smart card processor; a browser configured to request, from the smart card, a script file of contents which are stored in the smart card and to be played back, and analyze the script file transmitted from the smart card to recognize a contents playback manner for the contents to be played back; and a contents player configured to receive the contents to be played back from the smart card through the communication channel and play back the received contents, wherein the communication channel is classified according to the recognized contents playback manner, wherein the smart card includes a Smart Card Web Server (SCWS) which provides a servlet container and a function for playing back the contents, and the smart card is further configured to transmit the contents in a form of a servlet application operated in the SCWS by using the provided servlet container, and wherein the smart card includes a video-on-demand (VOD) streaming server configured to provide multimedia contents to the user terminal in a streaming manner or a downloading manner in a form of the servlet application operated in the SCWS, wherein the browser is configured to request the script file, which defines the contents playback manner for the contents to be played back, based on a hypertext transfer protocol (HTTP) connection address of the contents to be played back. - View Dependent Claims (4, 5)
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6. A smart card, comprising:
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a smart card processor; a terminal interface configured to form a communication channel with a user interface; and a streaming server configured to when receiving a request for transmission of a script file from a user terminal comprising a processor, create the script file which defines a contents playback manner for stored contents in the smart card, transmit the created script file to the user terminal, and when receiving a contents request for the contents based on the script file from the user terminal, transmit the contents through the communication channel, which is preset and classified according to the contents playback manner, wherein the smart card includes a Smart Card Web Server (SCWS) which provides a servlet container and a function for playing back the contents, and the smart card is further configured to transmit the contents in a form of a servlet application operated in the SCWS by using the provided servlet container, and wherein the streaming server of the smart card includes a video-on-demand (VOD) streaming server configured to provide multimedia contents to the user terminal in a streaming manner or a downloading manner in a form of the servlet application operated in the SCWS, wherein the streaming server includes; a contents storage configured to store one or more contents, wherein the contents playback manner is classified based on connection addresses; an interface configured to transmit the created script file to the user terminal in response to the request for the script file of the user terminal, receive the contents request for the contents from the user terminal based on the script file, and transmit the contents through the communication channel; and a script creator configured to check the contents playback manner for the stored contents stored in the contents storage, create the script file, and transmit the created script file to the interface, and wherein the interface of the streaming server configured to check the contents storage in response to the request for the script file which is transmitted from the user terminal through a hypertext transfer protocol (HTTP) according to a hypertext transfer protocol (HTTP) connection address, and request the script creator to create the script file. - View Dependent Claims (7, 8)
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9. A method for playing back contents based on a smart card, the method comprising:
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requesting, by a user terminal and from a smart card, a script file of contents to be played back through an embedded browser; creating, by the smart card, the script file, which defines a contents playback manner for the contents to be played back, in response to the request of the user terminal; transmitting, by the smart card, the created script file to the user terminal; analyzing, by the user terminal, the script file transmitted by the smart card; checking, by the user terminal, the contents playback manner; requesting, by the user terminal, the contents to be played back through a communication channel classified according to the contents playback manner; transmitting, by the smart card, the contents to be played back through the classified communication channel, in response to the request from the user terminal for the contents, wherein the request is based on the script file; receiving, by the user terminal, the contents to be played back from the smart card; and playing back, by the user terminal, the received contents, wherein the smart card includes a Smart Card Web Server (SCWS) which provides a servlet container and a function for playing back the contents, and the transmitting the contents comprises transmitting the contents in a form of a servlet application operated in the SCWS by using the provided servlet container, and wherein the smart card includes a video-on-demand (VOD) streaming server configured to provide multimedia contents to the user terminal in a streaming manner or a downloading manner in a form of the servlet application operated in the SCWS, wherein in transmitting the contents, when receiving the request for contents to be played back in a downloading playback manner from the user terminal through a HTTP communication channel, the smart card sets a download connection path for the user terminal to a connection address of the contents to be played back stored in the smart card. - View Dependent Claims (10, 11)
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12. A method for playing back contents based on a smart card, the method performed by a user terminal and comprising:
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requesting a script file of contents to be played back which are stored in the smart card; receiving the script file from the smart card; analyzing the received script file; recognizing a contents playback manner for the contents to be played back; requesting the smart card to transmit the contents to be played back through a communication channel classified according to the recognized contents playback manner; receiving the contents to be played back from the smart card through the classified communication channel; and playing back the received contents, wherein the smart card includes a Smart Card Web Server (SCWS) which provides a servlet container and a function for playing back the contents, and the receiving the contents comprises receiving the contents which are transmitted from the smart card in a form of a servlet application operated in the SCWS by using the provided servlet container, and wherein the streaming server of the smart card includes a video-on-demand (VOD) streaming server configured to provide multimedia contents to the user terminal in a streaming manner or a downloading manner in a form of the servlet application operated in the SCWS, wherein when the contents playback manner is a downloading playback manner, in the receiving the contents, the user terminal connects to a connection address of the contents to be played back stored in the smart card through a HTTP communication channel provided by the smart card and downloads the contents to be played back. - View Dependent Claims (13, 14)
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15. A method for playing back contents based on a smart card, the method performed by the smart card and comprising:
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receiving a request for a script file regarding contents to be played back from a user terminal; creating the script file which defines a contents playback manner for the contents to be played back; transmitting the created script file to the user terminal; receiving a request, from the user terminal, for the contents based on the transmitted script file; and transmitting the contents to be played back to the user terminal through a communication channel classified according to the contents playback manner, wherein the smart card includes a SCWS (Smart Card Web Server) which provides a servlet container and a function for playing back contents, and the transmitting the contents comprises transmitting the contents in a form of a servlet application operated in the SCWS by using the provided servlet container, and wherein the smart card includes a video-on-demand (VOD) streaming server configured to provide multimedia contents to the user terminal in a streaming manner or a downloading manner in a form of the servlet application operated in the SCWS, wherein when receiving a request for the contents to be played back in a downloading playback manner from the user terminal through an HTTP communication channel, in the transmitting the contents, the smart card sets a download connection path for the user terminal to a connection address of the stored contents to be played back. - View Dependent Claims (16, 17)
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18. A non-transitory computer-readable medium having instructions embodied thereon for, when executed by at least one processing device, causing the at least one processing device to perform a method of playing back contents based on a smart card, the method comprising:
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requesting a script file of contents to be played back which are stored in the smart card; analyzing the script file transmitted from the smart card; recognizing a contents playback manner for the contents to be played back; requesting the smart card to transmit the contents to be played back through a communication channel classified according to the recognized contents playback manner; receiving the contents to be played back from the smart card through the classified communication channel; and playing back the received contents, wherein the smart card includes a Smart Card Web Server (SCWS) which provides a servlet container and a function for playing back the contents, and the receiving the contents comprises receiving the contents which are transmitted from the smart card in a form of a servlet application operated in the SCWS by using the provided servlet container, and wherein the smart card includes a video-on-demand (VOD) streaming server configured to provide multimedia contents to the user terminal in a streaming manner or a downloading manner in a form of the servlet application operated in the SCWS, wherein when the contents playback manner is a downloading playback manner, in the receiving the contents, the user terminal connects to a connection address of the contents to be played back stored in the smart card through a HTTP communication channel provided by the smart card and downloads the contents to be played back.
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19. A non-transitory computer-readable recording medium having instructions embodied thereon for, when executed by a smart card, causing the smart card to implement a method for playing back contents based on the smart card, the method comprising:
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receiving a request for a script file regarding contents to be played back from a user terminal; creating the script file which defines a contents playback manner for the contents to be played back; transmitting the created script file to the user terminal; receiving a request, from the user terminal, for the contents based on the transmitted script file; and transmitting the contents to be played back to the user terminal through a communication channel classified according to the contents playback manner, wherein the smart card includes a Smart Card Web Server (SCWS) which provides a servlet container and a function for playing back the contents, and the transmitting the contents comprises transmitting the contents in a form of a servlet application operated in the SCWS by using the provided servlet container, and wherein the smart card includes a video-on-demand (VOD) streaming server configured to provide multimedia contents to the user terminal in a streaming manner or a downloading manner in a form of the servlet application operated in the SCWS, wherein when receiving a request for the contents to be played back in a downloading playback manner from the user terminal through an HTTP communication channel, in the transmitting the contents, the smart card sets a download connection path for the user terminal to a connection address of the stored contents to be played back.
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Specification