Electrical switching assembly
US5821640A · kind A · utility
1Cited by
5References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 7, 1996 |
| Grant date | Oct 13, 1998 |
| Priority date | — |
| Expiry date | May 7, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K17/78
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
The invention relates to switching apparatus having a pair of input terminals (102, 104) and 2.sup.P pairs of output terminals (106a, 106b). The switch comprises p rows of switches K.sub.i,j with the ith row having 2.sup.i unit switches. It also comprises a control circuit (108) which enables the state of all the switches in a given row to be controlled together, thereby enabling the pair of input terminals to be connected to any pair of output terminals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.