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TEMPERATURE COMPENSATED HIGH RESOLUTION POWER SET FOR WIDE DYNAMIC RANGE RF POWER AMPLIFIER

IP.com Disclosure Number: IPCOM000009143D
Original Publication Date: 1999-Jun-01
Included in the Prior Art Database: 2002-Aug-09

Publishing Venue

Motorola

Related People

Authors:
Sayed Merzaban Bruce Barlow Robert Proffitt

Abstract

A method is presented to improve the resolu- Frequently these needs and expectations deter- tion of a power amplifier used in a wireless commu- mine the minimum required power that will be nication system by dynamically summing two out- necessary to meet the product specification. The puts of a DAC to produce one larger DAC which is minimum power required also determines the appro- the square of the capacity of the original one. Addi- priate PA module that may be used. It is understood tionally, a second method is presented which uses that this factor can not be compromised and it is a temperature to compensate the power amplifier. constraint on all other design factors.