Apparatus and method for detecting null symbols
AssigneeRealtek Semiconductor Corp.
InventorsWei-Hung He, Chin-Tai Chen
Life of this patent
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Abstract
An apparatus for detecting a null symbol of an input signal includes: a first circuit for processing the input signal to obtain a first output signal, the first output signal being used to track the influence of a channel phenomenon; a second circuit for processing the input signal to obtain a second output signal, the second output signal being used to track the null symbol in the input signal; and a determining circuit coupled to the first circuit and the second circuit and determining the null symbol of the input signal according to the first output signal and the second output signal. A method for detecting a null symbol of an input signal is also disclosed.
Claims21
An apparatus for detecting a first symbol of an input signal, said apparatus comprising:
- a first circuit for processing the input signal to obtain a first output signal, the first output signal being used to track the influence of a channel phenomenon;
- a second circuit for processing the input signal to obtain a second output signal, the second output signal being used to track the first symbol of the input signal;
- and
- a determining circuit, coupled to said first circuit and said second circuit, and determining the first symbol of the input signal according to the first output signal and the second output signal.
A method for detecting a first symbol of an input signal, comprising:
- generating a first output signal by processing the input signal, wherein the first output signal is used to track the influence of a channel phenomenon;
- generating a second output signal by processing the input signal, wherein the second output signal is used to track the first symbol in the input signal;
- and
- determining the first symbol of the input signal according to the first output signal and the second output signal.
An apparatus for detecting a first symbol of an input signal, said apparatus comprising:
- a first circuit for tracking the influence of a channel phenomenon in the input signal to output a first output signal;
- a second circuit for tracking the first symbol in the input signal to obtain a second output signal;
- and
- a determining circuit, coupled to said first circuit and said second circuit, and determining the first symbol in the input signal according to the first output signal and the second output signal.
Dependencies are inferred from the claim text.