Methods and systems are provided for producing a light effect on a touchpad or other position sensor. Mixed signal types, however, pose significant packaging challenges. It also enables the production of highly innovative structures. The blades are disposed around the hub. The oxidized central region of the bias layer defines the central active track-width region of the underlying free layer. The user equipment component and access network component are connected by links over dedicated channels in respective directions, the link channel power in the first direction being controlled by the link channel in the second direction.