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.

Date of Patent:
Jan. 17, 2017

Filed:

Dec. 19, 2012
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventor:

Vladimir Aparin, San Diego, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/08 (2006.01); H03F 3/189 (2006.01); H03G 3/00 (2006.01); H03G 3/30 (2006.01);
U.S. Cl.
CPC ...
H03G 3/00 (2013.01); H03G 3/3078 (2013.01);
Abstract

Techniques for simultaneously receiving multiple transmitted signals with independent gain control are disclosed. In an exemplary design, an apparatus (e.g., a wireless device, an integrated circuit, etc.) includes a low noise amplifier (LNA) and first and second receive circuits. The LNA amplifies a receiver input signal and provides (i) a first amplified signal for a first set of at least one transmitted signal being received and (ii) a second amplified signal for a second set of at least one transmitted signal being received. The first receive circuit scales the first amplified signal based on a first adjustable gain selected for the first set of transmitted signal(s). The second receive circuit scales the second amplified signal based on a second adjustable gain selected for the second set of transmitted signal(s). The first and second adjustable gains may be independently selected, e.g., based on the received powers of the transmitted signals.


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