Cirrus Logic Inc.

Karl Thomas Leinfelder

Wesley Hamilton Smith

Shahin Hedayat

Navin Jaffer

Sanjay Gupta

Babu Mandava

A software patch method and apparatus using a content addressable memory (CAM) to produce a code change enable signal when a program memory address matches a patch memory address, to cause program execution of modem operation to be diverted to the patch code when an address comparison hit is achieved. The patching apparatus includes a program memory for applying program instructions onto a data bus for execution, unless an address comparison of a program address and a patch address causes application of a substitute address onto the data bus.

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Wake Forest, NC, United States of America

Karl Thomas Leinfelder