Computer-aided design and analysis of circuits and semiconductor – Nanotechnology related integrated circuit design
Reexamination Certificate
2004-10-04
2009-11-17
Chiang, Jack (Department: 2825)
Computer-aided design and analysis of circuits and semiconductor
Nanotechnology related integrated circuit design
C716S030000
Reexamination Certificate
active
07620917
ABSTRACT:
Methods and apparatuses to automatically synthesize circuits. In one aspect of an embodiment, a logic function feeding a carry chain is implemented through extending the carry chain and through using the extended portion of the carry chain. In one aspect of an embodiment, control
on-control loads are separated from each other through replicating the driver elements of the mixed control
on-control loads. In one aspect of an embodiment, a read only memory (ROM) is implemented using a random access memory (RAM). In one embodiment, a register at the input side of the ROM is generated through inserting a register that is clocked at an inverted clock signal or through retiming a register from the output side of the ROM.
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McElvain Kenneth S.
Tian Bing
Blakely , Sokoloff, Taylor & Zafman LLP
Chiang Jack
Parihar Suchin
Synopsys Inc.
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