Twisted lead pairs on PCB to improve common mode rejection
US5424490A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 25, 1994 |
| Grant date | Jun 13, 1995 |
| Priority date | — |
| Expiry date | Feb 25, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K2201/097
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention in its main aspect comprises a printed circuit board having a bus extending along a predetermined length of a portion of said printed circuit board, the bus having a predetermined width and defining a plurality of openings therein following a predetermined regular pattern, the pattern having at least a first pair of openings positioned on a first lateral side of an imaginary line along the bus, and at least a second pair of openings positioned on a second lateral side of the imaginary line along the bus, the first and the second pairs of openings being relatively arranged so that a first lead interconnecting the first pair of openings is in a twisted pair relationship with a second lead interconnecting the second pair of openings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.