A diagnostic testing system for a vehicle includes an oxygen sensor, an analyzer having a user interface, and a communications link between the analyzer and the vehicle to obtain data from the oxygen sensor. A diagnostic heuristic is used to analyze the data and confirm proper operation of the sensor; and an output is generated by said diagnostic heuristic to the user interface.

 
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> Method and apparatus for high performance low bit-rate coding of unvoiced speech

> User voice based resource saving preemption
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