A feed return plane is not a radiator keepoutConceptual board-edge radiator: preserve the controlled feed reference, and apply the selected antenna reference design to its radiator and clearance region. This is not a universal antenna footprint.A feed return plane is not a radiator keepoutDifferent parts of the same RF path have different copper requirements.Grounded radio / feed regionRadiator regionRadioReference plane and return pathUse the exactreference designKeepout rulesare local rules.³Ô¹Ïtv engineering illustration · conceptual, not to scale · no measured product data