Invention Grant
- Patent Title: Apparatus and method for IQ imbalance calibration in a receiver
- Patent Title (中): 接收机中IQ不平衡校准的装置和方法
-
Application No.: US12535484Application Date: 2009-08-04
-
Publication No.: US08416895B2Publication Date: 2013-04-09
- Inventor: Henrik Jensen , Hooman Darabi
- Applicant: Henrik Jensen , Hooman Darabi
- Applicant Address: US CA Irvine
- Assignee: Broadcom Corporation
- Current Assignee: Broadcom Corporation
- Current Assignee Address: US CA Irvine
- Agency: Sterne, Kessler, Goldstein & Fox P.L.L.C
- Main IPC: H03D1/04
- IPC: H03D1/04 ; H04L27/06

Abstract:
A method and apparatus is disclosed to compensate for an in-phase/quadrature phase (I/Q) imbalance in a communications receiver. The communications receiver may utilize information gained from observing one or more observational interferers to adjust one or more sequence parameters, such as gain and/or phase to provide some examples. The one or more observational interferers including one or more images outside of a desired frequency band of interest. The communications receiver provides one or more sequence parameter values to allow for real-time adjustment of the sequence parameters to compensate for the I/Q imbalances.
Public/Granted literature
- US20100329392A1 Apparatus and Method for IQ Imbalance Calibration in a Receiver Public/Granted day:2010-12-30
Information query
IPC分类: