What does this research mean for the field?

An oversampling delta-sigma analog-to-digital converter architecture utilizing a voltage-controlled oscillator as a quantizer achieves a 59-dB SNR across a 5-MHz bandwidth with first-order noise shaping. Novelty: ClaimNovelty.METHODOLOGICAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

July 1, 1999IEEE Transactions on Circuits and Systems II Analog and Digital Signal Processing

The architecture of delta sigma analog-to-digital converters using a voltage-controlled oscillator as a multibit quantizer

Q: What is the clinical evidence from this study?

Study design: Other. Intervention: Delta-sigma analog-to-digital converter utilizing a voltage controlled oscillator. Primary outcome: Signal-to-noise ratio (SNR) at a 5-MHz bandwidth.

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Key result

Proposed VCO-based oversampling delta-sigma ADC achieves ~59-dB signal-to-noise ratio.

Design

Other

Authors

AIAkira IwataOsaka Metropolitan University NSNoboru SakimuraNEC (Japan)MNMakoto NagataSaitama Medical University Hospital

Discussion

Member takes

Implication

May enable wider-bandwidth signal chains in cardiac devices; leaves open hardware validation in deep sub-μm CMOS.

Structured PICO

Intervention

New architecture for oversampling delta-sigma analog-to-digital converter (Δ-Σ ADC) utilizing a voltage controlled oscillator (VCO)

Outcome

Signal-to-noise ratio (SNR) and signal bandwidth

The proposed multibit quantizer using a high frequency VCO significantly improves SNR and signal bandwidth, suitable for deep sub-μm CMOS devices.

Cite This Study

Iwata et al. (1999) studied this question. Delta-sigma analog-to-digital converter utilizing a voltage controlled oscillator was evaluated on Signal-to-noise ratio (SNR) at a 5-MHz bandwidth. A proposed oversampling delta-sigma analog-to-digital converter utilizing a voltage-controlled oscillator achieved a 59-dB SNR at a 5-MHz bandwidth.

synapsesocial.com/papers/6aa92b04398b99bbe68cb671 https://doi.org/10.1109/82.775391

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July 1, 1999IEEE Transactions on Circuits and Systems II Analog and Digital Signal Processing

The architecture of delta sigma analog-to-digital converters using a voltage-controlled oscillator as a multibit quantizer

View Full Paper

Ask AI

Bookmark

Key result

Proposed VCO-based oversampling delta-sigma ADC achieves ~59-dB signal-to-noise ratio.

Design

Other

Authors

AIAkira IwataOsaka Metropolitan University NSNoboru SakimuraNEC (Japan)MNMakoto NagataSaitama Medical University Hospital

Discussion

Member takes

Implication

May enable wider-bandwidth signal chains in cardiac devices; leaves open hardware validation in deep sub-μm CMOS.

Structured PICO

Intervention

New architecture for oversampling delta-sigma analog-to-digital converter (Δ-Σ ADC) utilizing a voltage controlled oscillator (VCO)

Outcome

Signal-to-noise ratio (SNR) and signal bandwidth

The proposed multibit quantizer using a high frequency VCO significantly improves SNR and signal bandwidth, suitable for deep sub-μm CMOS devices.

Cite This Study

synapsesocial.com/papers/6aa92b04398b99bbe68cb671 https://doi.org/10.1109/82.775391

Also Consider

Synapse has enriched 2 closely related papers on similar clinical questions. Consider them for comparative context:

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