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:
Oct. 20, 2015

Filed:

Feb. 14, 2014
Applicant:

Rafael Microelectronics Incorporation, Hsinchu County, TW;

Inventors:

Meng-Ping Kan, Hsinchu, TW;

Shi-Ming Wu, Changhua, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/12 (2006.01); H03F 3/45 (2006.01); H03F 3/19 (2006.01); H04B 7/185 (2006.01);
U.S. Cl.
CPC ...
H04B 1/123 (2013.01); H03F 3/19 (2013.01); H03F 3/45076 (2013.01); H04B 7/18513 (2013.01); H03F 2200/421 (2013.01); H03F 2203/45051 (2013.01);
Abstract

An integrated circuit chip includes a first single-ended-to-differential amplifier configured to generate a differential output associated with an input of said first single-ended-to-differential amplifier; a second single-ended-to-differential amplifier arranged in parallel with said first single-ended-to-differential amplifier; a first set of switch circuits arranged downstream of said first single-ended-to-differential amplifier; a second set of switch circuits arranged downstream of said second single-ended-to-differential amplifier; and a first differential-to-single-ended amplifier arranged downstream of a first one of said switch circuits in said first set and downstream of a first one of said switch circuits in said second set.


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