KR20030065710A - Selection method of multi video in digital broadcasting system - Google Patents

Selection method of multi video in digital broadcasting system Download PDF

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Publication number
KR20030065710A
KR20030065710A KR1020020005442A KR20020005442A KR20030065710A KR 20030065710 A KR20030065710 A KR 20030065710A KR 1020020005442 A KR1020020005442 A KR 1020020005442A KR 20020005442 A KR20020005442 A KR 20020005442A KR 20030065710 A KR20030065710 A KR 20030065710A
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South Korea
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image
video
broadcasting
age
digital broadcasting
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KR1020020005442A
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Korean (ko)
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KR100867857B1 (en
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이상일
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주식회사 엘지이아이
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/2365—Multiplexing of several video streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4347—Demultiplexing of several video streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/475—End-user interface for inputting end-user data, e.g. personal identification number [PIN], preference data
    • H04N21/4751—End-user interface for inputting end-user data, e.g. personal identification number [PIN], preference data for defining user accounts, e.g. accounts for children

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Child & Adolescent Psychology (AREA)
  • General Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

PURPOSE: A multi-image broadcasting selecting method in a digital broadcasting system is provided to allow a user to select a desired image from multiple images captured by multiple cameras of a broadcasting station and transmitted to the user. CONSTITUTION: Multi-image broadcasting programs that are produced depending on the ages of viewers are transmitted(S401). A user selects a channel to receive a desired broadcasting program(S402). When the user selects an image from the multi-image broadcasting received through the selected channel(S403), the selected image is displayed with an age rate descriptor being applied to a predetermined program map table.

Description

디지털 방송 시스템의 영상다중 방송 선택방법{SELECTION METHOD OF MULTI VIDEO IN DIGITAL BROADCASTING SYSTEM}How to select video multicasting in digital broadcasting system {SELECTION METHOD OF MULTI VIDEO IN DIGITAL BROADCASTING SYSTEM}

본 발명은 디지털 방송 시스템의 영상다중 방송 선택방법에 관한 것으로서,특히 방송국에서 시청 연령별로 구별하여 다중의 영상 화면을 제작해서 송신하면, 수신측에서는 사용자가 시청 연령에 따라 화면을 선택하여 시청할 수 있는 디지털 방송 시스템의 영상다중 방송 선택방법에 관한 것이다.The present invention relates to a video multicasting selection method of a digital broadcasting system. In particular, when a broadcasting station produces and transmits a plurality of video screens distinguished by viewing age, the receiving side can select and view the screen according to the viewing age. The present invention relates to a video multicast selection method of a broadcasting system.

최근 들어, 디지털 텔레비젼이 개발됨에 따라 방송국에서는 고화질의 영상과 다양한 서비스를 제공하여, 시청자가 원하는 정보를 취사선택하여 시청할 수 있게 된다.In recent years, with the development of digital television, broadcasting stations provide high quality images and various services, so that viewers can select and watch desired information.

이러한, 디지털 텔레비젼은 종래의 아날로그 텔레비젼에서도 제공되었던 음성다중 방송을 실시하여 다양한 언어 선택을 할 수 있을 뿐만 아니라, 영상다중 방송을 실시하여 시청자가 원하는 영상을 선택하여 시청할 수 있도록 개발 중이다.Such digital televisions are being developed such that not only various languages can be selected by performing voice multicasting, which has been provided in conventional analog television, but also video multicasting can be selected and watched by a viewer.

상기 영상다중 방송을 설명하기에 앞서, 일반적인 디지털 방송의 음성다중 방송에 대하여 서술하고자 한다.Prior to describing the video multiplexing, audio multicasting of general digital broadcasting will be described.

도 1은 일반적인 디지털 방송 시스템에서 음성다중 방송 선택 장치를 개략적으로 도시한 도면이다. 이에 도시된 바와 같이, 다중의 언어로 제작된 음성신호를 송신하는 송신부(101)와; 상기 송신부(101)에서 송신된 음성신호를 수신하는 수신부(102)와; 상기 수신부(102)에서 수신된 음성신호를 해석하여 다중의 언어를 지원하는 음성처리부(103)와; 상기 음성처리부(103)에서 지원되는 다중의 음성언어중 사용자가 원하는 음성언어를 선택하는 유저 인터페이스(104)와; 상기 유저 인터페이스(104)에 입력된 선택에 따라 음성을 출력하는 스피커부(105)를 포함하여 구성된다.1 is a diagram schematically illustrating an apparatus for selecting voice multiple broadcasts in a general digital broadcasting system. As shown therein, a transmitter 101 for transmitting a voice signal produced in multiple languages; A receiver 102 for receiving a voice signal transmitted from the transmitter 101; A voice processor 103 for interpreting the voice signal received by the receiver 102 and supporting multiple languages; A user interface 104 for selecting a desired voice language among a plurality of voice languages supported by the voice processing unit 103; It is configured to include a speaker unit 105 for outputting a voice according to the selection input to the user interface (104).

또한, 도 2는 일반적인 디지털 방송 시스템에서 음성다중 방송 선택 방법의플로우 챠트이다. 이에 도시된 바와 같이, 상기와 같이 구성된 장치를 적용한 디지털 방송의 음성다중 방송 선택방법은, 방송국에서 다중의 언어로 제작된 음성신호를 상기 송신부(101)에 의해 송신하게 된다(S201). 여기서, 통상적으로 소정의 영상정보와 음성정보를 송신하기 위한 전송규약은 PMT(Program Map Table)라는 테이블에 정의되어져 있다.2 is a flowchart of a voice multiple broadcast selection method in a general digital broadcasting system. As shown in the figure, in the voice multiplex broadcasting selection method of the digital broadcasting to which the apparatus configured as described above is transmitted, the transmitting unit 101 transmits a voice signal produced in multiple languages at the broadcasting station (S201). In general, a transmission protocol for transmitting predetermined video information and audio information is defined in a table called a program map table (PMT).

이 때, 음성다중 방송의 경우에는 오디오 신호에 음성신호 수 만큼의 상세한 정보를 입력하고, PMT 테이블에서 language_descriptor에 지원하는 언어의 코드 (code)를 기록하면 된다.In this case, in the case of voice multiple broadcasting, information as many as the number of voice signals is input to an audio signal, and a code of a language supported by language_descriptor is recorded in the PMT table.

상기 송신부(101)로부터 송신된 음성다중 신호는 사용자의 튜닝에 의해 상기 수신부(102)에서 수신하게 된다(S202). 그리고, 상기 수신된 음성다중 신호는 상기 음성처리부(103)에서 음성신호를 해석하여 다중의 언어를 지원하게 된다(S203). 여기서, 음성다중의 언어를 지원하는 것은 상기 PMT 테이블의 language_descriptor의 코드에 의한다.The voice multiplex signal transmitted from the transmitter 101 is received by the receiver 102 by user tuning (S202). In addition, the received voice multiple signal is interpreted by the voice processor 103 to support multiple languages (S203). In this case, the voice multiple language is supported by the code of language_descriptor of the PMT table.

마지막으로 상기 지원되는 다중의 언어중 사용자는 자기가 원하는 음성언어를 상기 유저 인터페이스(104)를 통하여 선택하게 되고, 선택된 음성언어는 상기 스피커부(105)에 출력하게 된다(S204).Finally, among the supported multiple languages, the user selects a desired voice language through the user interface 104, and outputs the selected voice language to the speaker unit 105 (S204).

이렇게, 시청자는 다양한 언어로 제공되는 방송을 취사선택하여 언어의 장벽없이 시청할 수 있게 된다.In this way, the viewer can select the broadcast provided in various languages to watch without language barrier.

그러나, 상기 음성다중 방송으로 시청자의 언어적인 문제는 해결되었지만, 무분별하게 방송되는 영상 폭력물이나 선정적인 영상등으로 인해 연령별 시청제한이 요구되면서, 이들 영상의 연령별 시청제한을 어떻게 구현하여 해결할것인가 하는 문제가 남아있다.However, although the linguistic problem of the viewers has been solved by the voice multiple broadcasting, the age-based viewing restrictions are required due to the indiscriminately broadcast video violence or sensational video, and how to implement and solve the viewing restrictions by ages of these videos. Remains.

본 발명은 상기와 같은 여건을 개선하기 위하여 창출된 것으로서, 특히 방송국에서 시청 연령별로 구별하여 다중의 영상 화면을 제작해서 송신하면, 수신측에서는 사용자가 시청 연령에 따라 화면을 선택하여 시청할 수 있는 디지털 방송 시스템의 영상다중 방송 선택방법을 제공함에 그 목적이 있다.The present invention has been created to improve the above-described conditions. In particular, when a broadcasting station produces and transmits a plurality of video screens distinguished by viewing age, the receiving side can select and watch the screen according to the viewing age. It is an object of the present invention to provide a method for selecting a video multiplexing broadcast system.

도 1은 일반적인 디지털 방송 시스템에서 음성다중 방송 선택장치를 개략적으로 도시한 도면.1 is a diagram schematically illustrating an apparatus for selecting voice multiple broadcasts in a general digital broadcasting system.

도 2는 일반적인 디지털 방송 시스템에서 음성다중 방송 선택방법의 플로우 챠트.2 is a flowchart of a voice multiple broadcast selection method in a general digital broadcasting system.

도 3은 본 발명에 따른 디지털 방송 시스템에서 영상다중 방송 선택 장치를 개략적으로 도시한 도면3 is a diagram schematically illustrating an apparatus for selecting video multiple broadcast in a digital broadcasting system according to the present invention.

도 4는 본 발명에 따른 디지털 방송 시스템에서 영상다중 방송 선택방법의 플로우 챠트.4 is a flow chart of a video multiplex broadcasting selection method in a digital broadcasting system according to the present invention.

<도면의 주요부분에 대한 부호의 설명><Description of the symbols for the main parts of the drawings>

304 --- 송신부 305 --- 수신부304 --- transmitter 305 --- receiver

306 --- 유저 인터페이스 307 --- 디스플레이부306 --- User Interface 307 --- Display

상기의 목적을 달성하기 위하여 본 발명에 따른 디지털 방송 시스템의 영상다중 방송 선택방법은, 시청자의 연령 대에 따라 소정의 수 만큼 상이하게 제작된 영상 다중 방송을 외부로부터 인가받아 사용자가 해당 채널을 선택 조정하여 수신하는 단계와;In order to achieve the above object, in the video multiplex broadcasting selection method of the digital broadcasting system according to the present invention, a user selects a corresponding channel by receiving video multicasting produced by a predetermined number differently according to a viewer's age. Adjusting and receiving;

상기 채널에 수신된 영상다중 방송중 시청자가 한 화면을 선택하면, 선택된 연령 대의 화면은 미리 정의된 PMT 테이블에 연령별 디스크립터를 적용하여 디스플레이하는 단계를 포함하는 점에 그 특징이 있다.When the viewer selects one screen during the image multiple broadcast received on the channel, the screen of the selected age band includes the step of displaying by applying an age-specific descriptor to the predefined PMT table.

이와 같은 본 발명에 의하면, 방송국에서 시청 연령별로 구별하여 다중의 영상 화면을 제작해서 송신하면, 수신측에서는 사용자가 시청 연령에 따라 화면을 선택하여, 그 연령에 맞는 화면을 시청할 수 있다.According to the present invention as described above, when a broadcasting station produces and transmits a plurality of video screens distinguished by viewing age, the receiving side can select a screen according to the viewing age and watch a screen suitable for the age.

이하 첨부된 도면을 참조하면서 본 발명의 실시 예를 상세히 설명한다.Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 3은 본 발명에 따른 디지털 방송 시스템에서 영상다중 방송 선택 장치를개략적으로 도시한 도면이다. 이에 도시된 바와 같이, 디지털 방송 시스템의 영상다중 방송 선택 장치는, 다중의 카메라에 의해 연령별로 제작된 다중 영상을 방송하는 송신부(304)와; 상기 송신부(304)에서 방송되는 다중 영상을 수신하는 수신부 (305)와; 상기 수신부(305)에서 수신된 다중 영상 중에 시청자가 보고자하는 연령의 영상을 선택 조정하는 유저 인터페이스(306)와; 상기 유저 인터페이스(306)에서 선택된 영상을 보이는 디스플레이부(307)를 포함하여 구성된다.3 is a diagram schematically illustrating an apparatus for selecting video multiple broadcasts in a digital broadcasting system according to the present invention. As shown in the drawing, an image multiple broadcast selection device of a digital broadcasting system includes: a transmitter 304 for broadcasting multiple images produced for each age by multiple cameras; A receiver 305 for receiving multiple images broadcast by the transmitter 304; A user interface (306) for selecting and adjusting an image of an age that the viewer wants to view among the multiple images received by the receiving unit (305); It is configured to include a display unit 307 showing the image selected in the user interface (306).

또한, 도 4는 본 발명에 따른 디지털 방송 시스템의 영상다중 방송 선택방법의 플로우 챠트이다. 이에 도시된 바와 같이, 상기와 같이 구성된 장치를 적용한 본 발명에 따른 디지털 방송 시스템의 영상다중 방송 선택방법은, 방송국에서 시청자의 연령 대에 따라 소정의 수 만큼 상이하게 영상(301,302,303)을 제작하여 상기 송신부(304)를 통하여 영상다중 방송을 송신하게 된다(S401). 여기서, 디지털 방송에서는 통상적으로 소정의 영상정보와 음성정보를 송신하기 위한 전송규약은 PMT(Program Map Table)라는 테이블에 정의되어져 있다.4 is a flowchart of a video multiplex broadcasting selection method of a digital broadcasting system according to the present invention. As shown in the drawing, in the video multiplex broadcasting method of the digital broadcasting system according to the present invention to which the above-configured device is applied, the broadcasting stations produce images 301, 302 and 303 differently according to the age of the viewer. The video multicast is transmitted through the transmitter 304 (S401). Here, in digital broadcasting, a transmission protocol for transmitting predetermined video information and audio information is generally defined in a table called a program map table (PMT).

이 때, 영상다중 방송의 경우에는 비디오 신호에 영상신호 수 만큼의 상세한 정보를 입력하고, PMT 테이블에서 age_rate_descriptor에 지원하는 영상의 코드 (code)를 기록하면 된다.In this case, in the case of video multicasting, information as many as the number of video signals is inputted into a video signal, and a code of a video supported by age_rate_descriptor is recorded in the PMT table.

그리고, 상기 송신부(304)에서 송신된 영상다중 방송은 상기 수신부(305)에서 사용자의 튜닝에 의해 해당 채널을 선택 조정하여 수신하게 된다(S402).In addition, the image multiple broadcast transmitted from the transmitter 304 is received by adjusting the corresponding channel by the tuning of the user in the receiver 305 (S402).

그 후, 상기 수신부(305)에 수신된 영상다중 방송중 시청자가 연령에 따라 한 화면을 상기 유저 인터페이스(306)를 통하여 선택하면, 선택된 연령의 화면을상기 디스플레이부(307)에 구현하게 된다(S403). 여기서, 영상다중의 영상을 지원하는 것은 상기 PMT 테이블의 age_rate_descriptor의 코드에 의한다.Subsequently, when the viewer selects a screen according to age through the user interface 306 during the image multiple broadcast received by the receiver 305, the screen of the selected age is implemented on the display unit 307 (S403). ). In this case, support of multiple images is based on a code of age_rate_descriptor of the PMT table.

상기와 같은 방법으로, 다중영상을 제공한다면, 시청자의 선택에 의해 시청제한이 있어야 하는 영상 폭력물 등으로부터 어린이나 노약자를 보호할 수 있게 된다.By providing multiple images in the above manner, it is possible to protect children or the elderly from video violence, which should be restricted by the viewer's choice.

또한, 영상다중의 영상을 지원하는 상기 PMT 테이블의 age_rate_descriptor를 PPV(Pay Per View) 셋탑박스에 적용하여, 시청자는 시청료를 지급하여야만 상기 영상다중 서비스를 제공받을 수 있게 한다.In addition, by applying the age_rate_descriptor of the PMT table that supports the image multiple images to the Pay Per View (PPV) set-top box, the viewer can be provided with the image multiple services only when the viewer pays the fee.

본 발명은 도면에 도시된 실시 예를 참고로 설명되었으나, 이는 예시적인 것에 불과하며, 본 기술분야의 통상의 지식을 가진 자라면 이로부터 다양한 변형 및 균등한 타 실시 예가 가능하다는 점을 이해할 것이다. 따라서, 본 발명의 진정한 기술적 보호 범위는 첨부된 특허청구범위의 기술적 사상에 의해 정해져야 할 것이다.Although the present invention has been described with reference to the embodiments illustrated in the drawings, this is merely exemplary, and it will be understood by those skilled in the art that various modifications and equivalent other embodiments are possible. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

이상의 설명에서와 같이 본 발명에 따른 영상다중 방송의 선택방법은 특히 방송국에서 다중의 카메라로 잡아 다중의 영상을 만들어 송신하면, 수신측에서는 사용자가 시청 연령에 따라 화면을 선택하여 시청할 수 있다.As described above, in the method of selecting a video multiple broadcast according to the present invention, in particular, when a broadcast station catches multiple cameras and makes multiple images, the receiver may select and view a screen according to the viewing age.

Claims (1)

시청자의 연령 대에 따라 소정의 수 만큼 상이하게 제작된 영상 다중 방송을 외부로부터 인가받아 사용자가 해당 채널을 선택 조정하여 수신하는 단계와;Receiving a user's selection and adjustment of a corresponding channel by receiving an image multicasting produced by a predetermined number differently according to an age of the viewer from the outside; 상기 채널에 수신된 영상다중 방송중 시청자가 한 화면을 선택하면, 선택된 연령 대의 화면은 미리 정의된 PMT 테이블에 연령별 디스크립터를 적용하여 디스플레이하는 단계를 포함하는 것을 특징으로 하는 디지털 방송 시스템의 영상다중 방송 선택방법.When the viewer selects one screen among the image multiple broadcasts received on the channel, the screen of the selected age range includes displaying by applying an age-specific descriptor to a predefined PMT table. Way.
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