On Global On Global Multimedia NetworkMultimedia Network

Based on a Hybrid Network MediaBased on a Hybrid Network Media

Server

Translators

Central Office

Server

Speaker

ViaSat

ISDN

Server- Gate

Moderator

ISDN connection

Communi-

cator

The Main Elements of the Multimedia NetworkThe Main Elements of the Multimedia Network

Communi-

cator

DVB adapter

DVB adapter

InternetInternet

Communi cator

DVB adapter

ViaSat

Server

Short Short IntroductionIntroduction

Satellite Service Provider

Satellite Hub (Teloport)

ISDN connection ISDN

terminal

Server

Translators

Central Office

Server

Speaker

ViaSat

ISDN

Server- Gate

Moderator

ISDN connection

Reflector and MulticastReflector and Multicast

Communi-

cator

Communi-

cator

Communi-

cator

Let’s try Let’s try Retranslator Retranslator (Reflector)(Reflector)

It’s unicast protocolIt’s unicast protocol

Let’s try UDP Let’s try UDP multicast on the multicast on the

LANLAN

InternetInternet

Satellite Service Provider

Satellite Hub (Teloport)

Retranslator (“Reflector”)

Server

Translators

Central Office

Server

Speaker

ViaSat

ISDN

Server- Gate

Moderator

ISDN connection

DVB adapter

Communi-

cator

InternetInternet

Satellite Service Provider

Satellite Hub (Teloport)

DVB adaptor

Retranslator (“Reflector”)

Satellite Receiving Without Back ChannelSatellite Receiving Without Back Channel

Communi cator

Regular sat dish, Regular sat dish, regular PC,regular PC,

DVB adaptor ($50)DVB adaptor ($50)

Server

Translators

Central Office

Server

Speaker

ViaSat

ISDN

Server- Gate

Moderator

ISDN connection

Satellite Service Provider

Satellite Hub (Teloport)

Communi-

cator

Satellite ReflectorSatellite Reflector

Communi-

cator

DVB adapter

InternetInternet

DVB adapter

ViaSat

Server

A Solution for Global Media NetworkA Solution for Global Media Network

DVB adapter

Communi cator

Reflecting of Passive Satellite Receiving Reflecting of Passive Satellite Receiving into the Internetinto the Internet

DVB adapter

Server

InternetInternet

The example shows The example shows only receiving to only receiving to

simplify the diagramsimplify the diagram

Regular PCRegular PC

Server

Translators

Central Office

Server

Speaker

ViaSat

ISDN

Server- Gate

Moderator

ISDN connection

ISDN User ParticipatingISDN User Participating

DVB adapter

ISDN connection

ISDN terminal

ISDN connection

ISDN terminal

Receives via Receives via the satellite the satellite

and sends via and sends via ISDNISDN

ISDN connection

ISDN terminal

Equipment for the Central OfficeEquipment for the Central Office

Translators

Ser-ver

Speaker

ViaSat

ISDNServer-Gate

Moderator

ISDN

Ser-ver

Internet

LAN

It’s the minimal set of It’s the minimal set of equipment for one way equipment for one way

translations and translations and multipoint conferencesmultipoint conferences

Moderator Moderator

invites participants,invites participants,controls discuss process,controls discuss process,

give to participants permissions to give to participants permissions to speak,speak,

controls content of video windowcontrols content of video windowParticipants can choose the Participants can choose the language of translationlanguage of translation

The speaker computer The speaker computer can be used to show can be used to show

presentationspresentations

Equipment for ReflectorEquipment for Reflector

DVB adapter

ViaSat

Server

Communi-cator

Communi-cator

Equipment for Active ParticipantsEquipment for Active Participants

InternetInternet

Communi-cator

ViaSat

Receives and Receives and sends via the sends via the

InternetInternet

Receives via Receives via the satellite the satellite

and sends via and sends via the Internetthe Internet

Receives and Receives and sends via the sends via the

satellitesatellite

Equipment for Passive ViewersEquipment for Passive Viewers

DVB adapter

DVB adapter

DVB adapter

InternetInternet

The Endof Part 1

Examples of the Communicator Case

Conference Participant WindowConference Participant Window in in Control ModeControl Mode

Selection of Selection of translation translation LanguageLanguage

Selection of Selection of bitratebitrate

Parameters of Parameters of receiving datareceiving data

Window for the Window for the conferenceconference

Activation of Activation of control menucontrol menu

Information Information about current about current data sourcedata source

Moderator Control WindowModerator Control Window

Participants’ Participants’ buttonsbuttons

Windows sizes and Windows sizes and positions control positions control scheme controlscheme control

Active Active speakers’speakers’windowswindows

Imaging Imaging ControlControl

Conference Participant Screen Conference Participant Screen (Regular Mode)(Regular Mode)

The screen look The screen look very depends very depends

number of number of participants and participants and

kind of show kind of show selected by selected by moderatormoderator

Engineering menu for TransmitterEngineering menu for Transmitter

Engineering menu for Transmitter Engineering menu for Transmitter

Engineering Menu of Receiving ControlEngineering Menu of Receiving Control

Engineering Menu for NetworkEngineering Menu for Network

The End

Server

Translators

Central Office

Server

Speaker

ViaSat

ISDN

Server- Gate

Moderator

ISDN connection

Communi-

cator

Communi-

cator

DVB adapter

DVB adapter

InternetInternet

Communi cator

DVB adapter

ViaSat

Server

Satellite Service Provider

Satellite Hub (Teloport)

ISDN connection ISDN

terminal