Across
- 1. __modulation technique used for mobile communication systems during world war II was?
- 5. In direct sequence process which step is performed first?
- 8. UMTS use which multiple access technique?
- 9. With the help of __technologies the spectrum efficiency has increased to thrice
Down
- 2. 8-PSK modulation technology is used by ?
- 3. The__channel carries one phone circuit at a time.
- 4. comparison to 1G technology.
- 6. 1G or First Generation Mobile Network is _____?
- 7. HSCSD supports which 2G standard?