Cross-connect switch
US4807280A · kind A · utility
82Cited by
7References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1987 |
| Grant date | Feb 21, 1989 |
| Priority date | — |
| Expiry date | Sep 18, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q3/68
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A cross-connect switch having different numbers of input and output lines is described. The switch is constructed from an odd number of stages. Each stage is constructed from a plurality of switch modules. Embodiments which require at most two different types of switch modules are described. Other embodiments which utilize at most two different types of switch modules are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.