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Assignee: Wionics Technologies, Inc.


Location: Irvine, CA
No. of patents: 2

NumberTitleIssue Date
7603084Method and apparatus for DC offset calibration
A variable amplifier with adjustable current to correct for DC offset. The variable amplifier includes a zero function, allowing for zeroing of some amplifiers in an amplifier chain during correction for DC offset of another amplifier in an amplifier chain. In some ...
10/13/2009
7535975QAM mapping and bit labeling or bit-interleaved coded modulation
Methods and systems using a Gray-like labeled QAM cross-constellation are disclosed. In some embodiments a Gray-like labeled QAM cross-constellation is used in wireless communication systems. ...
05/19/2009
 
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