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18190033. INPUT-ADAPTIVE ANALOG-TO-DIGITAL CONVERSION simplified abstract (QUALCOMM Incorporated)

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INPUT-ADAPTIVE ANALOG-TO-DIGITAL CONVERSION

Organization Name

QUALCOMM Incorporated

Inventor(s)

Shashank Rajendra Prasad of Austin TX (US)

Xiaopeng Zhong of San Diego CA (US)

INPUT-ADAPTIVE ANALOG-TO-DIGITAL CONVERSION - A simplified explanation of the abstract

This abstract first appeared for US patent application 18190033 titled 'INPUT-ADAPTIVE ANALOG-TO-DIGITAL CONVERSION

The present disclosure involves input-adaptive analog-to-digital conversion, where the number of conversion cycles used is adjusted based on the input voltage level.

  • The input voltage is compared with threshold voltages to determine the number of conversion cycles.
  • A most significant bit (MSB) capacitor in a capacitive digital-to-analog converter (DAC) is split into multiple capacitors to provide threshold voltages.

Potential Applications:

  • This technology can be used in various electronic devices requiring efficient analog-to-digital conversion.
  • It can be applied in sensors, communication systems, and data acquisition systems.

Problems Solved:

  • Efficiently converting analog signals to digital signals based on input voltage levels.
  • Optimizing the number of conversion cycles for accurate digital representation of the input signal.

Benefits:

  • Improved accuracy in analog-to-digital conversion.
  • Enhanced efficiency in converting signals with varying voltage levels.

Commercial Applications:

  • Title: "Adaptive Analog-to-Digital Conversion Technology for Enhanced Signal Processing"
  • This technology can be utilized in consumer electronics, industrial automation, and telecommunications equipment.
  • It has the potential to improve the performance of digital signal processing systems in various industries.

Prior Art:

  • Researchers can explore prior patents related to adaptive analog-to-digital conversion and capacitive DACs for further insights into this technology.

Frequently Updated Research:

  • Stay updated on advancements in analog-to-digital conversion techniques and innovations in signal processing technologies.

Questions about Input-Adaptive Analog-to-Digital Conversion: 1. How does input-adaptive analog-to-digital conversion improve signal processing efficiency?

  - Input-adaptive conversion optimizes the number of conversion cycles based on input voltage levels, leading to more accurate digital representations of analog signals.

2. What are the potential challenges in implementing input-adaptive analog-to-digital conversion in real-world applications?

  - Challenges may include calibration requirements, noise interference, and compatibility with existing systems.


Original Abstract Submitted

Aspects of the present disclosure provide input-adaptive analog-to-digital conversion in which the number of conversion cycles used to convert an input signal into a digital signal is adapted based on the level (i.e., amplitude) of the input voltage. In certain aspects, the input voltage is compared with one or more threshold voltages, and the number of conversion cycles is determined based on the comparison. In certain aspects, a most significant bit (MSB) capacitor in a capacitive digital-to-analog (DAC) is split into two or more capacitors to provide the one or more threshold voltages.

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