iVisto internet video studio system for HDTV production

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i-Visto (internet video studio system for HDTV
production)

• Harada Yoshiaki

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Introduction

• i-Visto is the worlds first IP-based,
  multi-rate, real-time video transmission and
  archiving system via ultra-high speed networks.
• Because i-visto uses general-purpose computer and
  IP/computer technique, system is constructed
  economically.

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i-Visto products

• i-Visto camera
• i-Visto gateway
• i-Visto media converter
• i-Visto manager
• i-Visto media server
• i-Visto switch

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i-Visto system overview
i-Visto media converter
HD stream
SD stream
SDTV
i-Visto gateway (SDTV)
SDTV monitor
i-Visto HDTV camera
HD-SDI
i-Visto switch
i-Visto gateway (HDTV)
HDTV monitor
i-Visto media server
i-Visto manager
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i-Visto media camera

• The i-Visto HDTV camera is an innovative HDTV
  camera with direct connectivity to an IP network.
• It can be controlled from remote sites via an IP
  network.

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i-Visto gateway

• i-Visto gateway provides protocol conversion
  between HD-SDI/SDI and IP, integrating all the
  infrastructures into optical IP networks.
• It supports multicast, IPv4/v6 and multiple IP
  transmission.

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i-Visto gateway
network interface
Video flame buffer
IP network
reconfiguration
????
HD-SDI interface
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i-Visto gateway (synchronous)
system finding and controling differences of clock
Packet to control packet
Network Interface
clock ganerator
IP network
ovservation
video clock
reconfiguration
video packet
IP packeting
video flame buffer
video signal
video signal
master clock
HD-SDI interface
HD-SDI interface
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i-Visto media converter

• Conversion from HDTV (1080/59.94i) to SDTV (NTSC)
  is available .
• It is easy to extend its functions by upgrading
  softwares.

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i-Visto manager

• we are able to control i-Visto products from
  multiple remote sites connected to an IP network
  since the i-Visto manager provides a WWW-based
  interface for the controlling terminals.
• Because it uses simple grafical user interface,
  we can set up the transmitting and receiving
  easily.

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i-Visto media server

• i-Visto media server stores and delivers video
  streams at various bit rates including 1.5-Gbps
  uncompressed HDTV video through an IP network .
• We can easily retrieve stored scene by using
  meta-data.

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i-Visto media server
4. transmitting HDTV video
HD-SDI
i-Visto gateway
i-Visto media server
3. requiring transmittion
HDTV monitor
1. searching for scean
2. result
terminal for search
meta-data server
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i-Visto switch

• i-Visto switch supports unicast, multicast,
  broadcast and loopback transmission.
• Its performance is up to 16 SONET / SDH network
  interfaces (155 Mbps / 622 Mbps / 2.4 Gbps).
• It have 87.04 Gbps capacity by using cross-bar
  switching backplane.

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summary

• Video materials can be transmited without
  degradation and delay.
• We can integrate network composed of each media.
• Simple network help us to cut cost to support and
  manage network.