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Assignee: Tzero Technologies, Inc.


Location: Sunnyale, CA
No. of patents: 6

NumberTitleIssue Date
7440412Link quality prediction
A method and apparatus of predicting link quality of a link is disclosed. The method includes receiving multi-carrier modulated signals over a period of time, estimating an SNR for each received sub-carrier, constructing a sequence of the SNRs, and estimating link P...
10/21/2008
7437139Method and apparatus for calibrating filtering of a transceiver
A method and apparatus of calibrating filtering of receive and transmit signals is disclosed. The method of calibrating filtering of a received signal includes injecting an LO signal. The injected LO signal is filtered by a tunable filter. The filtered signal is fre...
10/14/2008
7430163Data stream transmission preprocessing
Embodiments of transmission data stream pre-processing are disclosed. A method includes receiving the data stream for transmission, forming blocks of samples from the data stream, inverse Fourier transforming the blocks of samples forming multi-carrier signal symbol...
09/30/2008
7417500Control of an adjustable gain amplifier
A method of controlling an adjustable gain of an amplifier is disclosed. The method includes setting an output of a replica amplifier to be equivalent to a precision reference with a control loop, summing an adjustable offset voltage into the control loop, adjusting...
08/26/2008
7324794Phase combining diversity
Embodiments of methods of receiving transmitted signals are disclosed. The methods include a first antenna receiving a second signal, a second antenna receiving a second signal, adjusting a phase relationship between the first signal and the second signal, combining...
01/29/2008
7248217Average EIRP control of multiple antenna transmission signals
A method of controlling multiple antenna signal transmission is disclosed. The method includes adjusting signal parameters so that transmission signals from a plurality of antennas combine to form a directional beam. A time duration in which the transmission signals...
07/24/2007
 
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