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US 10,433,069 B2Granted
Charge pump assembly
AssigneeTDK Corporation
InventorGino Rocca
Life of this patent
Estimating the term…
Abstract
A charge pump assembly allowing MEMS microphones being temperature-compensated in a large temperature range and corresponding microphones are provided. An assembly includes a charge pump and a bias circuit electrically connected to the charge pump. A bias voltage provided by the bias circuit has a temperature dependence.
Claims15
Charge pump assembly, comprising
- a charge pump with an input port and an output port,
- a bias circuit electrically connected to the input port and provided for creating a bias voltage Vbias,
- where
- the bias voltage Vbias has a temperature dependence.
1 more element
Dependencies are inferred from the claim text.