Athletic or other performance sensing systems

摘要: Articles of footwear and other devices include modules, e.g., for sensing physical and/or physiological characteristics associated with use the or devices. Such include: (a) a housing, optionally an asymmetrical receiving electronic module; (b) release mechanisms removably mounting module in housing; (c) activation/authentication systems selectively activating module. Additionally, methods making articles structures that such housings, systems, activation authentication etc. are described. Performance using above performance also