CDMA mobile communication system and communication method
US6269088A · kind A · utility
117Cited by
23References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 1996 |
| Grant date | Jul 31, 2001 |
| Priority date | — |
| Expiry date | Aug 1, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W72/1263
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A radio communication system having a base station and a plurality of radio terminals, wherein each radio terminal having a transmission request transmits a reservation packet at arbitrary timing through a reservation channel in accordance with a CDMA scheme, and the base station assigns a traffic channel and a time slot to be used to each radio terminal requesting a reservation through a reply packet outputted onto a reply channel. On the reservation channel, a short spreading code corresponding to a matched filter is applied.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.