Abstract
A 2.4 GHz energy harvester for co-integration into a low-power transceiver (TRx) operating at the same frequency is presented. An RF switch decouples the harvester from the TRx and keeps the performance degradation of the TRx low, i.e. 0.2 dB reduced output power in Tx-mode and 0.4 dB reduced sensitivity in Rx-mode. In order to enable the harvester to operate without a DC power supply, an RF switch is used that is passively turned on. The circuit is implemented in a 130 nm CMOS process, and requires a minimum input RF power of -10 dBm. Based on post-layout simulation results the proposed energy harvester achieves a peak efficiency of 22.7% at an input power level of -3 dBm.
| Original language | English |
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| Title of host publication | Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS), 20-23 May, Seoel, Korea |
| Pages | 680-683 |
| DOIs | |
| Publication status | Published - 2012 |
| Event | 2012 IEEE International Symposium on Circuits and Systems (ISCAS 2012) - Seoul, Korea, Republic of Duration: 20 May 2012 → 23 May 2012 |
Conference
| Conference | 2012 IEEE International Symposium on Circuits and Systems (ISCAS 2012) |
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| Abbreviated title | ISCAS 2012 |
| Country/Territory | Korea, Republic of |
| City | Seoul |
| Period | 20/05/12 → 23/05/12 |
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