RF emission spectrum randomization and targeted nulling for an electronic device

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United States of America Patent

PATENT NO 9904403
SERIAL NO

14788712

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Abstract

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In an example, a processing system for an electronic device, such as a capacitive sensing device, includes a reservoir capacitor configured to store charge from a charge pump, and a control circuit configured to operate the charge pump at irregular intervals to transfer charge to the reservoir capacitor.

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Patent Owner(s)

Patent OwnerAddress
SYNAPTICS INCORPORATED1109 MCKAY DRIVE SAN JOSE CA 95131

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Zheming San Jose, US 15 43
Lo, Steve Chikin Sunnyvale, US 11 45

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