agenda
DESCRIPTION
Agenda. VTEL Company Infos. Videoconferencing Basics. Applications. Live Demo. VTEL Corporation. 25,000 installed systems Customers in 61 countries 26 VTEL offices 740 employees $ 160 Million Sales. Full Line of Packaged Systems. Personal. Settop. Workgroup. Enterprise. - PowerPoint PPT PresentationTRANSCRIPT
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Agenda
VTEL Company Infos
Videoconferencing Basics
Applications
Live Demo
D I G I T A L V I S U A L C O M M U N I C A T I O N S
VTEL Corporation25,000 installed
systems
Customers in
61 countries
26 VTEL offices
740 employees
$ 160 Million Sales
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Full Line of Packaged Systems
Personal Workgroup Enterprise
Simple User Interfaces
Network Management
Interoperability
Settop
D I G I T A L V I S U A L C O M M U N I C A T I O N S
User Interfaces
There is no „The interface for everybody“ !!!!There is no „The interface for everybody“ !!!!
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Position of VC in the DE segmentFeedback Interactivity
InteractiveConferencing
Audio + Video +Data
+++++
Videoconfer-encing
Audio + Video ++++
1-way Video +Aud. Streaming
ChatE-Mail
+++
1-way Video +Audio
Letter ++
Correspond.Studies
Letter +
D I G I T A L V I S U A L C O M M U N I C A T I O N S
What do you need to do it ?
• Videoconferencing systems• Peripherals• Reliable transport medium
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Videoconferencing System
• Easy to use
• Reliable
• High Quality
• 3 Media: Audio, Video and Data
• Dual Monitor
• PC based
• LAN, WEB Access
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Peripherals
• Maincamera(s)
• Document Camera
• Electronic Whiteboard
• Everything you use Everything you use during normal lessonsduring normal lessons
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Transport medium
• ISDN (90%)(connection oriented, reliablereliable)
• IP/LAN/WAN Internet (6%)(packet oriented, (no) bandwidth guarantied !!!
• ATM Links (3%)(ideal but expensive)
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Bandwidth requirement
• ISDN (min. for prof. quality)• 384 kBit/s (6B channels)
• 30 fps, 7 kHz Audio
• LAN / IP• 1 Mbit/s Bandwidth guarantied
• 30 fps, 7 kHz Audio
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Distance Education
• Collaboration– Linking
classrooms
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Internet Institutional
LAN CD-ROM Universities Student teams Business Outside experts
Distance Learning in TransitionBring the World Into the classroom
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Access–Advanced
placement –Dual enrollment–Diverse learning
groups• Cross-cultural • Urban-suburban-rural• Intrastate-international
–Special populations
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Internet Organizational
LAN Universities Working teams Business Outside experts Satellite System Audio graphics
Education and Training of today- New Model
• Bring the World Into the Classroom
D I G I T A L V I S U A L C O M M U N I C A T I O N S
VC and Streaming Video
• Important is the combinationImportant is the combination– Linking some classrooms with
traditional VC
– Enable other (unlimited) to be also in the same lesson as listener from home office or any other location
– Enable the students to review any lesson at a later time.
D I G I T A L V I S U A L C O M M U N I C A T I O N S
VC and Streaming Video Appl.
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Streaming Video User View
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Live Demo from Austin Texas
AustinTexas
BernSwitzerland
8677 km
ISDN Link 8 B Channels512 kBit/s
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Backup Slides
Slides to us if the connection to Austin does not work
D I G I T A L V I S U A L C O M M U N I C A T I O N S
TVStation Architecture
Capture & Encoding
NLT ConferenceCamera
RECOS
Reflector
Reflector
VPN
ISP
Web-Site Reflector
View From RECOS orNLT Web-Site URL
View From RECOS orNLT Web-Site URL
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Small Classroom Model
Teacher
Touch-to-Talk Microphones
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Classroom Example
Motion Receive
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Training Auditorium
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Different Types of Meeting Information
Bef
ore
D
uri
ng
Hard Copy Electronic
Paper/Slides
SmartViewSmartView Automatic import of Automatic import of Powerpoint slides Powerpoint slides into PenPalinto PenPal
Meeting Notes
Local print Local print capabilitycapability
Collaboration
Application sharing,Application sharing,Internet/Intranet,Internet/Intranet,SmartBoardSmartBoard
Info on Network
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Add Video Network ManagementH.320H.320MCUMCU
H.3
20 B
ased
Sys
tem
sH
.320
Bas
ed S
yste
ms
SNMPSNMPMGMTMGMT Use IP Use IP
network to network to manage manage and and administer administer the video the video networknetwork
D I G I T A L V I S U A L C O M M U N I C A T I O N S
IPIPData Network (LAN)Data Network (LAN)
SmartVideoNet Manager
Worldwide videoconferencing — Worldwide videoconferencing — managed remotelymanaged remotely
NetworkManagementConsole
D I G I T A L V I S U A L C O M M U N I C A T I O N S
VTEL’s Leadership Capability TodayH.320H.320MCUMCU
H.3
20 B
ased
Sys
tem
sH
.320
Bas
ed S
yste
ms
ISDNT1/E1
Internet
FILEFILESERVERSSERVERS
PRINTERSPRINTERS
SNMPSNMPMGMTMGMT
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Evolution from Switched to IP Systems
Trinitron
Canon
Address Book
BobMary
VTEL’s Dual Mode SystemsVTEL’s Dual Mode SystemsAutomatic Routing to correct networkAutomatic Routing to correct network
Address Book
Bob 191.277.391.152 IPIP H.323H.323
Mary 512-438-1046 ISDNISDN H.320H.320
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Evolution from Switched to IP Networks
• IP network wiring already IP network wiring already installed in buildinginstalled in building
• Plug video systems into any Plug video systems into any LAN outlet--no other setupLAN outlet--no other setup
• System has IP address so System has IP address so calls find the systemcalls find the system
IP Starts on Campus (Local)
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Evolution from Switched to IP NetworksH.323/H.320 Hybrid Network
GatewayGateway
GatekeeperGatekeeperH.3
23 B
ased
Sys
tem
sH
.323
Bas
ed S
yste
ms
H.323H.323MCUMCU SNMPSNMP
ManagementManagement
ISDNT1/E1
H.320H.320
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Video Enabled LANs on CampusSwitched Circuits for WAN
IP NetworkIP Network
IP NetworkIP Network
IP NetworkIP Network
SwitchedSwitchedNetworkNetwork
D I G I T A L V I S U A L C O M M U N I C A T I O N S
End of Phase II -- IP end to end(H.323 LAN/WAN Conferencing)
RouterRouterH
.323
Bas
ed S
yste
ms
H.3
23 B
ased
Sys
tem
s H.323H.323MCUMCU
RouterRouter
H.323H.323
Quality of ServiceProtocols Implemented on All Routers in WAN
D I G I T A L V I S U A L C O M M U N I C A T I O N S
Phase II--Typical Video Communications NetworkPhase II--Typical Video Communications Network
Application ServerApplication Server
GatewayGateway
RouterRouter
GatekeeperGatekeeper
PrinterPrinter
H.3
23 B
ased
Sys
tem
sH
.323
Bas
ed S
yste
ms
H.323H.323MCUMCU
SNMPSNMPManagementManagement
ISDNT1/E1
Internet
RouterRouter
H.320H.320
H.323H.323
H.323H.323
D I G I T A L V I S U A L C O M M U N I C A T I O N S