Group 9

Question 1

Name the 5 techniques for low-power operations.

Answer 1

Algorithmic Power Minimization
Architectural Power Minimization
Logic and Circuit Level Power Minimization
Control Logic Power Minimization
System Level Power Management

Question 2

Name two importance of minimizing power consumption.

Answer 2

– the design of the power supply
– the design of voltage regulators
– the dimensioning of interconnect
– short term cooling

Question 3

Give the 7 practical conditions that are involved in the process.

Answer 3

Recharging facility
Device size
Duration of operation
Power required by the device
170 device types
Speed of operation

Question 4

It can be attempted at all levels of design hierarchy Algorithm, Architecture, Logic, and device levels.

Answer 4

Power Reduction

Question 5

Give the 5 important issues to be judged for selecting a particular algorithm from alternatives.

Answer 5

Memory Reference
Presence of cache memory
Re-computation vs. Memory Load / Store
Compiler optimization technique
Number representation