Methods and systems are provided for managing thread execution in a processor. The second panel includes a plurality of rib members formed therein that extend inwardly. One exemplary application is echo cancellation in a fill duplex pulse amplitude modulation system with 10 levels. The smart antenna module may be situated on the mobile station, the base station, or a combination thereof. Such object is realized by a maleimide terminated rubber having maleimide structure on both ends of the molecule obtainable by reacting a rubber having amino group andor imino group on both ends of the molecule and a bismaleimide compound, as well as a curable composition comprising such maleimide terminated rubber and a resin andor a rubber other than such maleimide terminated rubber.