Some Observations
Some Observations
- Wireless Data Services
- Have been around for more than 10 years
- Messaging Systems
- EMBARC, MobileComm, SkyTel
- low speed (100s bps), short message, two-way available
- Wide-Area Data Networks
- 100,000 subscribers in US??
- RadioMail: Internet E-mail gateway:a few thousand subscribers?
- Wireless Local Area Networks
- Large number of manufacturers yet small sales volumes
- Approximately 1.2 million units sold to date