Circuit for providing chip-select signals to a plurality of...

Static information storage and retrieval – Addressing – Particular decoder or driver circuit

Reexamination Certificate

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C365S051000, C365S149000, C365S230030, C365S233130, C711S105000, C711S115000

Reexamination Certificate

active

08081537

ABSTRACT:
A circuit is configured to be mounted on a memory module connectable to a computer system so as to be electrically coupled to a plurality of memory devices on the memory module. The memory module has a first number of ranks of double-data-rate (DDR) memory devices activated at least in part to a first number of chip-select signals. The circuit is configurable to receive address signals and a second number of chip-select signals from the computer system. The circuit is further configurable to generate and transmit phase-locked clock signals to the first number of ranks, and to generate the first number of chip-select signals in response at least in part to the phase-locked clock signals, the address signals, and the second number of chip-select signals.

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