Unit for maintaining information regarding the state of a device

Details Unit for maintaining information regarding the state of a device Unit for maintaining information regarding the state of a device

1996-11-18

1998-09-01

Nguyen, Matthew V.

Electrical transmission or interconnection systems

Plural supply circuits or sources

Selective or optional sources

365226, H02J 100

Patent

active

058014578

ABSTRACT:
A unit for maintaining the value of information regarding the state of a device during battery power includes one local latch per bit of state to be maintained. The latch is powered by a switched power supply which switches between main and battery power supplies. The latch latches the value of the bit of state when the value of the bit of state is valid and the power of the device is significant and maintains the value otherwise, typically during battery operation.

REFERENCES:
patent: 4730121 (1988-03-01), Lee et al.
patent: 4908790 (1990-03-01), Little et al.
patent: 5191529 (1993-03-01), Ramsey et al.
patent: 5237699 (1993-08-01), Little et al.
patent: 5315549 (1994-05-01), Scherpenberg et al.
patent: 5557229 (1996-09-01), Eitan
patent: 5689085 (1997-11-01), Eitan et al.

Affiliated with

Also associated with

Rating

Unit for maintaining information regarding the state of a device does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Unit for maintaining information regarding the state of a device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Unit for maintaining information regarding the state of a device will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-272420