The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 16, 2012
Filed:
Jul. 28, 2011
Wen-yen Chan, Thornhill, CA;
Nasserullah Khan, Waterloo, CA;
Xin Jin, Ottawa, CA;
Nagula Tharma Sangary, Waterloo, CA;
Michael Franz Habicher, Waterloo, CA;
Qingzhong Jiao, Fremont, CA (US);
Wen-Yen Chan, Thornhill, CA;
Nasserullah Khan, Waterloo, CA;
Xin Jin, Ottawa, CA;
Nagula Tharma Sangary, Waterloo, CA;
Michael Franz Habicher, Waterloo, CA;
Qingzhong Jiao, Fremont, CA (US);
Research In Motion Limited, Waterloo, CA;
Abstract
A power management system and method for a wireless communication device generates an average desired transmit power signal based on at least one of a received signal strength indicator signal and a power control instruction signal from a base station. A power supply level adjustment signal is generated based on the data parameters of an outgoing data stream and at least one environmental information signal. A combination of the power supply level adjustment signal and the average desired transmit power or a gain control signal and an altered version of the power supply level adjustment signal is used to generate a variable power supply signal that is provided to an output amplifier block for sufficiently generating outgoing wireless device radio signals while reducing power loss in the output amplifier block.