광운대학교 전자공학과 멀티미디어연구실 오 승 준 sjoh@media.kwangwoon.ac.kr - PowerPoint PPT Presentation

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멀티미디어 란 ? (What is MULTIMEDIA?). 광운대학교 전자공학과 멀티미디어연구실 오 승 준 sjoh@media.kwangwoon.ac.kr. 목 차. Multimedia 란 ? 미디어 종류 멀티미디어 서비스 배경. Multimedia 란 ?:. 다양한 데이터 양식을 혼용 : AV 데이터 사용 Interactivity : 기존의 mass-media 와 다른점 Synchronization : 시공간상에서. Multimedia Information 형태.

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광운대학교 전자공학과 멀티미디어연구실 오 승 준 sjoh@media.kwangwoon.ac.kr

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Sjoh@media kwangwoon ac kr

멀티미디어 란?(What is MULTIMEDIA?)

광운대학교

전자공학과 멀티미디어연구실

오 승 준

sjoh@media.kwangwoon.ac.kr


Sjoh media kwangwoon ac kr

목 차

  • Multimedia 란?

  • 미디어 종류

  • 멀티미디어 서비스 배경


Multimedia

Multimedia 란?:

  • 다양한 데이터 양식을 혼용: AV 데이터 사용

  • Interactivity: 기존의 mass-media와 다른점

  • Synchronization: 시공간상에서


Sjoh media kwangwoon ac kr

Multimedia Information 형태

  • Workstation connected to a LAN: the client device is capable of retrieving and displaying the Web page in its original form.


Sjoh media kwangwoon ac kr

Multimedia Information 형태

  • PDA using a wireless modem:

  • Can’t handle large, colorful images and has minimal BW.

  • To adapt the Web page, the image is converted to B/W and is compressed.

  • The text is summarized to one paragraph, and the video is delivered as text, based on related text.


Sjoh media kwangwoon ac kr

Multimedia Information 형태

  • Cellular phone: only the header is shown on the screen of the cellular phone, while the text, image and video content are all converted to speech.


Media

presentation media

representation media

I/O

Systems

Storage/

Transmission

Systems

Information

Objects

User

storage media

Transmission media

Perception media

Media 란?: 미디어 종류

  • ISO/IEC JTC1 SG29 WG12

    Multimedia & Hypermedia Expert Group (MHEG)

    • Perception media

    • Presentation

    • Transmission

    • Storage

    • Representation


Sjoh media kwangwoon ac kr

미디어의 역할

  • Textquestion, guide, explanation, notice

  • Graphicsillustration, chart

  • Imagedrawing, illustration

  • Videodynamic image information

  • Soundshort critics, guide, persuasion

  • Interactionchoose, request, instruction, user adaptation,

    user’s interaction


Sjoh media kwangwoon ac kr

멀티미디어 서비스 배경

  • Digital 기술의 발달

  • Computer의 보편화


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