Printed circuit board

Details Printed circuit board Printed circuit board

1997-02-19

1998-08-04

Picard, Leo P.

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

361826, 361794, 361765, 361764, 257684, 257692, 257695, 257698, 439 55, 439 59, 439 65, 439 68, 174250, 174255, 174262, 174260, H05K 118

Patent

active

057903832

ABSTRACT:
In a printed circuit board on which a plurality of electronic components are mounted, a first electronic component having the largest number of input and output pins among the electronic components is arranged at or near the center of the printed circuit board. Wiring patterns including a signal line pattern, a first power supply pattern, and a first ground pattern almost radially arranged from the first electronic component, thereby mounting the electronic components at a high density with a high wiring efficiency.

REFERENCES:
patent: 5063280 (1991-11-01), Inagawa et al.
patent: 5073687 (1991-12-01), Inagawa et al.
patent: 5150280 (1992-09-01), Arai et al.
patent: 5215593 (1993-06-01), Nojo et al.
patent: 5302798 (1994-04-01), Inagawa et al.
patent: 5319243 (1994-06-01), Leiche et al.
patent: 5418690 (1995-05-01), Conn et al.

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