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US 5,309,015 AGranted
Clock wiring and semiconductor integrated circuit device having the same
AssigneesHitachi, Ltd., Hitachi VLSI Engineering Corp.
InventorsMakoto Kuwata, Nobuaki Kitamura
Life of this patent
Estimating the term…
Abstract
In a clock wiring of a semiconductor integrated circuit device or a printed wiring, a shield clock wiring to be connected with the same drive source as a drive source to be connected with the clock wiring is laid adjacent to the whole or partial length of the clock wiring.
Claims10
A semiconductor integrated circuit device comprising:
- a clock wiring;
- a shield clock wiring;
- a first clock driver connected with said clock wiring;
- a second clock driver connected with said shield clock wiring;
- and
- a clock pulse generator for feeding a clock signal to said first clock driver and said second clock driver,
- wherein said clock wiring is arrayed close to said shield clock wiring in its whole or partial length.
4 more elements
Dependencies are inferred from the claim text.