Portable telephone system
US5838770A · kind A · utility
11Cited by
5References
3Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 8, 1996 |
| Grant date | Nov 17, 1998 |
| Priority date | — |
| Expiry date | Aug 8, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/08
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Duplicate optical fibers connect between a base station controller and a radio base station for each route. The duplicate optical fiber is connected to each of the radio base stations for each route through a star coupler. The radio base stations are arranged in each of areas so that the radio base stations for different routes are arranged adjacent to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.