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For the Inventor, By the Inventor

Hong Kong, China

Kwai Chi Chan

This inventor holds 10 USPTO granted patents. Top assignee: Hong Kong Applied Science and Technology Research Institute. Active years: 2010-2016.

USPTO Granted Patents = 10

Average Co-Inventor Count = 3.9

ph-index = 6

Forward Citations = 139(Granted Patents)


Company Filing History:

goldMedal10 out of 611 
 
Hong Kong Applied Science and Technology Research Institute
 patents

Years Active: 2010-2016

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10 patents (USPTO):Explore Patents
1. 9484945 - Asynchronous successive-approximation-register analog-to-digital converter (SAR ADC) in synchronized system (2016-11-01),
2. 9190961 - Digitally-programmable gain amplifier with direct-charge transfer and offset cancellation (2015-11-17),
3. 8964436 - Self-starting transistor-only full-wave rectifier for on-chip AC-DC conversion (2015-02-24),
4. 8471744 - Reduced residual offset sigma delta analog-to-digital converter (ADC) with chopper timing at end of integrating phase before trailing edge (2013-06-25),
5. 8421660 - Configurable cascading sigma delta analog-to digital converter (ADC) for adjusting power and performance (2013-04-16),
6. 8416107 - Charge compensation calibration for high resolution data converter (2013-04-09),
7. 8258864 - Ultra low voltage multi-stage high-speed CMOS comparator with autozeroing (2012-09-04),
8. 8193854 - Bi-directional trimming methods and circuits for a precise band-gap reference (2012-06-05),
9. 7764215 - Multi-stage comparator with offset canceling capacitor across secondary differential inputs for high-speed low-gain compare and high-gain auto-zeroing (2010-07-27),
10. 7741981 - Dual-use comparator/op amp for use as both a successive-approximation ADC and DAC (2010-06-22),

Title: Kwai Chi Chan: Innovator in Analog-to-Digital Conversion Technologies

Introduction

Kwai Chi Chan is a prominent inventor based in Hong Kong, CN. He has made significant contributions to the field of analog-to-digital conversion, holding a total of 10 patents. His work focuses on enhancing the efficiency and accuracy of electronic systems through innovative designs.

Latest Patents

One of his latest patents is the Asynchronous Successive-Approximation-Register Analog-to-Digital Converter (SAR ADC) in a synchronized system. This invention addresses metastability errors by detecting and correcting them during the conversion process. The system clock synchronously samples an analog signal, while the data bits are converted asynchronously. A valid detector plays a crucial role by comparing the true and complement outputs of a comparator, ensuring accurate data conversion.

Another notable patent is the Digitally-Programmable Gain Amplifier with Direct-Charge Transfer and Offset Cancellation. This Programmable-Gain Amplifier (PGA) allows for programmably adjusting the gain of the analog amplifier based on a digital value. The design incorporates variable capacitors and feedback mechanisms to enhance performance while reducing power consumption, making it particularly useful for sensor inputs in applications like electro-cardiograms (ECG).

Career Highlights

Kwai Chi Chan is affiliated with the Hong Kong Applied Science and Technology Research Institute, where he continues to push the boundaries of technology. His work has been instrumental in developing advanced electronic systems that are both efficient and reliable.

Collaborations

Throughout his career, Chan has collaborated with talented individuals such as Ho Ming (Karen) Wan and Yat To (William) Wong. These partnerships have fostered innovation and contributed to the success of various projects.

Conclusion

Kwai Chi Chan stands out as a leading inventor in the field of analog-to-digital conversion technologies. His innovative patents and contributions to the Hong Kong Applied Science and Technology Research Institute highlight his commitment to advancing electronic systems.

Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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