2015 IEEE International Conference on RFID (RFID) 2015
DOI: 10.1109/rfid.2015.7113070
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Parametric analysis and design guidelines of RF-to-DC Dickson charge pumps for RFID energy harvesting

Abstract: This paper presents the effects of design parameters on output efficiency and input impedance of RF-to-DC Dickson charge pumps by varying input parameters in simulation. Diode parasitics and input impedance mismatch between the charge pump and antenna are found to significantly decrease the effectiveness of charge pumps, while stage capacitance size appears to have little effect on efficiency. Off-the-shelf diodes are also compared through simulation to find which diodes perform best at each ISM frequency band… Show more

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Cited by 25 publications
(7 citation statements)
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“…This section proposes a method to activate the footer switch by stepping-up the photodiode output voltage using a Dickson charge pump. The Dickson charge pump is a switch-capacitor circuit that can rectify and multiply the AC input voltage by an integer multiple [13,[28][29][30][31][32][33][34][35][36][37][38]. This work uses the Dickson charge pump in its passively self-powered configuration.…”
Section: Solution With a Dickson Charge Pumpmentioning
confidence: 99%
See 1 more Smart Citation
“…This section proposes a method to activate the footer switch by stepping-up the photodiode output voltage using a Dickson charge pump. The Dickson charge pump is a switch-capacitor circuit that can rectify and multiply the AC input voltage by an integer multiple [13,[28][29][30][31][32][33][34][35][36][37][38]. This work uses the Dickson charge pump in its passively self-powered configuration.…”
Section: Solution With a Dickson Charge Pumpmentioning
confidence: 99%
“…Of these, the optical harvesting applications all involve stepping up the output voltage of photovoltaics with an actively-clocked charge pump [13,28,29]. The passive Dickson charge pump is popular in RF energy harvesting circuits as a step-up rectifier, since the antenna's output voltage is rarely high enough to power integrated electronics [33][34][35][36][37]. In RF applications, the antenna must be coupled to the charge pump via a matching network.…”
Section: Solution With a Dickson Charge Pumpmentioning
confidence: 99%
“…RF harvesting is based on the rectification and filtering of high frequency signals, which is inherently a highly non-linear process that challenges the impedance adaptation process. Several rectifier architectures such as the Garetz bridge [2,[28][29][30], variations of the Dickson charge pump-rectifier circuits [31][32][33], or the Grenache rectifier [8][9][10][11][12][13], are commonly used in RFEH systems. In this design, the Garetz or bridge full wave rectifier has been chosen due to its simplicity and the fact that it is able to supply enough voltage to activate the input port of the BQ25570 nano power boost charger IC.…”
Section: Introductionmentioning
confidence: 99%
“…With the advances and popularity of wireless communication devices, a large amount of abundant RF energy from surrounding sources are scattered in our environment. Using an appropriate antenna/rectenna, these electromagnetic waves can be converted into electrical energy . As linearly polarized antenna receives only noise signals when the receiving antenna is not aligned with the polarization of existing electromagnetic waves .…”
Section: Introductionmentioning
confidence: 99%