A data processing apparatus has first processing circuitry which is architecturally compatible with second processing circuitry, but with the first processing circuitry being miero-architccturally different from the second processing circuitry. Each of at least some of the first precoding matrices are derived from respective second and third precoding matrices. The weave of the mattress-like woven material is smaller than the aggregate material. A noise vector regionspeech vector regionundefined vector computation section classifies the normalized autocorrelation function vectors into any of a noise vector region, a speech vector region, or undefined vectors. In other embodiments, the subterranean formation is placed under pressure to drive the hydrogen further into the formation and into the molecular structure of the formations and substances contained therein. Three options are designed for manipulating the current coming out of the current control unit; a direct wired wall control switch, or a wireless remote controlling using infra-red design or an automatic speed control using a speed detecting sensor.