Electricity: conductors and insulators – Conduits – cables or conductors – Preformed panel circuit arrangement
Patent
1989-08-23
1991-10-29
Nimmo, Morris H.
Electricity: conductors and insulators
Conduits, cables or conductors
Preformed panel circuit arrangement
174261, 174264, 361414, H05K 100
Patent
active
050618245
ABSTRACT:
A printed circuit board backpanel uses stripline construction to allow emitter coupled logic. (ECL) signals and transistor-transistor logic (TTL) signals on the same signal layer, while providing electromagnetic interference (EMI) emission control.
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Alexander Arthur R.
Rostek Paul M.
Gadson Gregory P.
Hawk Jr. Wilbert
Jewett Stephen F.
NCR Corporation
Nimmo Morris H.
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