Adaptive Body Bias (ABB)

Adaptive Body Bias

Description

Dolphin’s Adaptive Body Bias (ABB) IP is a solution to optimize power and performance  with in-the-field process, voltage, temperature and aging compensation.  By dynamically adjusting the bias voltage applied to the body (or substrate) of a transistor, ABB allows chips to either increase performance when needed or reduce power consumption during less demanding tasks. This approach enhances efficiency, particularly in low-power and high-performance applications, making it ideal for advanced electronic devices.

The Adaptive Body Bias (ABB) IP enables in-the-field process, voltage, temperature and aging compensation by leveraging the FDSOI body-biasing capability.

ABB is a low-power, standalone, autonomous IP including the sensors, the body-bias generator and the control loop.

Key features


Enhancing the chip Power-Performance-Area (PPA)
 by in-the-field compensation of the PVT & aging variations
 through a dynamical adaptation of the body-bias voltage

Applications


Wearables
Hearables
Security cameras
Edge AI
GNSS

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