Company Filing History:

9 out of 425

Dialog Semiconductor (uk) Limited

patents

4 out of 511

Dialog Semiconductor Gmbh

patents

Years Active: 2013-2022

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11290006 - SIDO buck with negative current (2022-03-29),

2. 10910947 - Single inductor multiple output regulator with hybrid negative and positive rail generation (2021-02-02),

3. 10256720 - Buck-boost converter using hysteretic control (2019-04-09),

4. 9740221 - Method to limit the inrush current in large output capacitance LDO's (2017-08-22),

5. 9698691 - Circuit and method for maximum duty cycle limitation in switching converters (2017-07-04),

6. 9698681 - Circuit and method for maximum duty cycle limitation in step up converters (2017-07-04),

7. 9563730 - Improving the accuracy of an exponential current digital-to-analog converter (IDAC) using a binary-weighted MSB (2017-02-07),

8. 9450490 - Automatic reference generator in switching boost converters (2016-09-20),

9. 9407144 - Method for a current mode buck-boost converter (2016-08-02),

10. 9294119 - Method for improving the accuracy of an exponential current digital-to-analog (IDAC) using a binary-weighted MSB (2016-03-22),

11. 8933635 - Method of preventing spurious ringing during discontinuous conduction mode in inductive boost converters for white LED drivers (2015-01-13),

12. 8624511 - Method for optimizing efficiency versus load current in an inductive boost converter for white LED driving (2014-01-07),

13. 8497719 - Slew rate PWM controlled charge pump for limited in-rush current switch driving (2013-07-30),

Title: Pier Cavallini: Innovator in Voltage Regulation Technology

Introduction

Pier Cavallini is a notable inventor based in Swindon, GB, recognized for his contributions to voltage regulation technology. With a total of 13 patents to his name, Cavallini has made significant advancements in the field of DC-DC converters and power efficiency.

Latest Patents

Cavallini's latest patents include the SIDO buck with negative current. This invention aims to provide a single-inductor dual-output (SIDO) or single-inductor multiple-output (SIMO) buck switching converter capable of supplying opposite polarity current to its outputs through an inductor. The design allows for improved power efficiency by enabling charge recycling when one output experiences an overshoot while the other is below a reference. Additionally, it enhances output voltage ripple by supplying both outputs simultaneously, a significant improvement over prior art SIDO operations.

Another recent patent is the single inductor multiple output regulator with hybrid negative and positive rail generation. This voltage regulator converts an input voltage into one or more output voltages. It features a high-side switching device, an inductive element, and a capacitive element, which work together to optimize the charging process and improve overall performance.

Career Highlights

Throughout his career, Cavallini has worked with prominent companies such as Dialog Semiconductor (UK) Limited and Dialog Semiconductor GmbH. His experience in these organizations has contributed to his expertise in voltage regulation technologies and innovative design.

Collaborations

Cavallini has collaborated with notable professionals in the industry, including Kemal Ozanoglu and Louis deMarco. These partnerships have further enriched his work and contributed to the development of advanced technologies in the field.

Conclusion

Pier Cavallini stands out as a significant figure in the realm of voltage regulation technology. His innovative patents and career achievements reflect his dedication to enhancing power efficiency and performance in electronic devices.

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