using semiconductor devices, e.g. bipolar elements

Introduced: January 1990

Last revised: January 2006

Full Title

Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards > using semiconductor devices, e.g. bipolar elements

Classification Context

Section:: PHYSICS
Class:: INFORMATION STORAGE
Subclass:: STATIC STORES

1 direct subcode

Child Classifications

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G11C 17/1 in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM