author: ferran martin

... Capacitive, Inductive, and Magnetic Sensor Technologies, CRC Press, Taylor & Francis Group, Boca Raton, FL, USA, 2015. 131 L. K. Baxter, Capacitive Sensors: Design and Applications, Wiley-IEEE Press, 1997. 132 T. Gray, Projected Capacitive ...

... RF bar codes, also known as spectral signatures codes [164].37 In RF bar codes, a transmission line is loaded with multiple resonators, each tuned at a different frequency. Each resonance frequency corresponds to a different bit, and ...