Keyphrases
- detection scheme
- multi user
- underwater acoustic
- communication systems
- multiple access
- sensor networks
- wireless channels
- virtual environment
- code division multiple access
- virtual world
- user interface
- multi granularity
- multiple users
- single user
- augmented reality
- computer systems
- mac protocol
- wireless systems
- orthogonal frequency division multiplexing
- key technologies
- wireless sensor networks
- multipath
- frequency domain
- response time
- information systems