This application note describes the matching network and antenna design recommended for the 2.4-GHz WirelessUSB LP/LPstar radio. A properly designed PCB facilitates the evaluation, characterization, and production test correlation of the WirelessUSB LP/LPstar radio system on-chip solution. These suggestions are tested and proven by Cypress to ensure optimal radio performance when combining RF analog circuitry with other low frequency analog and digital board components. This application note provides design details for the matching network, impedance measurements, and layout suggestions. The antenna design and layout suggestions and the RF performance results are also discussed.
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