Primary tag and a secondary tag for communication with each other, and a system comprising a primary tag and one or more secondary tags

摘要

Various embodiments relate to tags, methods of using tags, systems, and methods of using systems. Various embodiments may be suitable for identifying a human or an animal. Various embodiments may provide mother-infant matching and cot-infant matching for both single and multiple births; monitoring of the location, movement, and status of the tags; detection of tampering and unauthorized removal of infant tags; and organizing of tags.