Patent · US Expired

Substrate bias generating circuit

USRE35141E · kind E · reissue

1Cited by
0References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 29, 1993
Grant dateJan 9, 1996
Priority date
Expiry dateOct 29, 2013

Classification

  • Technology area (CPC —)General

Abstract

The disclosure described a substrate bias generating circuit in which an internal RAS (Row Address Strobe) signal and an internal CAS (Column Address Strobe) signal, both of which are synchronized with an external RAS signal and external CAS supplied from outside in addition to self-oscillator, activate circuits .[.comprising.]. .Iadd.including .Iaddend.capacitors and rectifying elements respectively so as to reduce wattage dissipation thereof during holding time of RAM and be obtained increased charge pump current during operation thereof.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.