PATTERN DETECTION FOR AUTOMOTIVE ACCESS
The disclosure relates to pattern detection unit 200 and associated method. The unit 200 comprises a shift register 202 configured to over-sample a multi-bit input signal such that each bit of the input signal is represented by a plurality of samples in the shift register 202; and a correlator 204 c...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | The disclosure relates to pattern detection unit 200 and associated method. The unit 200 comprises a shift register 202 configured to over-sample a multi-bit input signal such that each bit of the input signal is represented by a plurality of samples in the shift register 202; and a correlator 204 configured to compare a target pattern with two or more sample-sets, each sample-set comprising a corresponding sample from each of the plurality of samples of each bit, and classify each compared sample-set as one of: an exact match; an inexact match; or a non-match to the target pattern in order to determine whether or not the input signal matches the target pattern. |
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