Static information storage and retrieval – Read/write circuit – Signals
Reexamination Certificate
2007-05-01
2007-05-01
Dinh, Son (Department: 2824)
Static information storage and retrieval
Read/write circuit
Signals
C365S189070
Reexamination Certificate
active
11148561
ABSTRACT:
A column selection signal generator of a semiconductor memory device is configured to maintain a predetermined pulse width of a column selection signal regardless of change in process and external conditions by selectively using a self-generated pulse signal and a pulse signal generated by an external clock signal. The column selection signal generator includes a command combination unit, a pulse generating unit, a comparison unit and a selection unit.
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patent: 1020010002498 (2001-01-01), None
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patent: 1020040056787 (2004-07-01), None
Heller Ehrman LLP
Hynix / Semiconductor Inc.
King Douglas
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