US Patent Application 20080211581 - Amplifier circuit with internal zeros

Application 20080211581 Filed on February 12, 2008. Published on September 4, 2008

Abstract Claims Description Full Text

Inventors

Su, Hung-Der
Liu, Jing-Meng
Chen, An-Tung
Lin, Pao-Chuan

US Classes

330/260, Having signal feedback means330/261Having particular biasing arrangement

Attorney, Agent or Firm

ROSENBERG, KLEIN & LEE

Foreign Documents

096106018 TW 02/16/2007

International Class

H03F 3/45

Issued Patent Number:

7652536

Abstract text

An amplifier circuit with internal zeros provides a second pole in addition to a first pole and two zeros such that the second pole can prevent excessive gain at high frequency, so as to have high-frequency noise under control.

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