Current Situation
Current Situation
Existing Transmission Protocols/Media
Channel
Transmitters
Information
Providers
Channel
Repeaters
Channel
Tuners
Channel
Builders
Information
Consumers
User 1
User 2
App 2
PointCast
Tuner
PointCast
Server
PC Smartraveler
Smartraveler
Gamelan
(JAVA SW)
Weather
Channel
BW Smartraveler
Backweb
Server
PC Weather
BW Weather
PC Gamelan
Castanet
Server
BW Gamelan
Cast. Gamelan
PointCast
I-Server
Backweb
Proxy
PointCast
Tuner
Backweb
Tuner
Backweb
Tuner
Castanet
Tuner
PointCast
Tuner
App 1
= Custom Developed
= Mostly COTS