Company Filing History:

5 out of 14,087

U.S. Philips Corporation

Siemens Aktiengesellschaft

patents

4. 1 out of 21,402

Koninklijke Philips Corporation N.V.

patents

5. 1 out of 832,891

Other

patents

where one patent can have more than one assignee

Years Active: 1997-2017

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9641075 - Current feedback and offset voltage cancellation for DC-DC converter (2017-05-02),

2. 9269834 - Photovoltaic module monitoring and control (2016-02-23),

3. 8686801 - Power supply and DC-DC-conversion (2014-04-01),

4. 8294496 - Sawtooth oscillator (2012-10-23),

5. 6734710 - Circuit arrangement for pulse generation (2004-05-11),

6. 6366036 - Arrangement for coupling out an output current from a load current and for gaining a control value to control the load current (2002-04-02),

7. 6005792 - Circuit arrangement for a memory cell of a D/A converter (1999-12-21),

8. 5764042 - Controlled power supply source (1998-06-09),

9. 5682094 - Current mirror arrangement (1997-10-28),

10. 5640095 - Circuit arrangement for leakage-resistance testing of a circuit point (1997-06-17),

Title: Ralf Beier: Innovator in DC-DC Converters and Photovoltaic Technology

Introduction

Ralf Beier is a prominent inventor based in Hamburg, Germany. He has made significant contributions to the fields of electrical engineering and renewable energy. With a total of 10 patents to his name, Beier's work focuses on enhancing the efficiency and functionality of power conversion systems.

Latest Patents

One of Beier's latest patents is titled "Current feedback and offset voltage cancellation for DC-DC converter." This invention describes embodiments of current feedback circuits for Direct Current (DC)-DC converters and methods for operating these circuits. The current feedback circuit includes a current replication circuit that provides feedback based on the on-time of the DC-DC converter. Additionally, an alternating current (AC)-coupling circuit is utilized to integrate the current feedback into a regulation circuit while eliminating DC voltage from the current replication circuit. The regulation circuit features a filter circuit designed to compensate for output voltage offsets caused by the current feedback.

Another notable patent is "Photovoltaic module monitoring and control." This invention involves an apparatus comprising multiple photovoltaic units connected in series. Each unit includes a bypass switch that allows for the bypassing of the photovoltaic current source in response to control signals. A control circuit assesses the electrical characteristics of the photovoltaic units by manipulating the bypass switches, enabling effective monitoring and control of the system.

Career Highlights

Throughout his career, Ralf Beier has worked with notable companies such as U.S. Philips Corporation and NXP B.V. His experience in these organizations has contributed to his expertise in developing innovative solutions in power electronics and renewable energy technologies.

Collaborations

Beier has collaborated with esteemed colleagues, including Axel Nathe and Gerhard Osterloh. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Ralf Beier's contributions to the fields of DC-DC converters and photovoltaic technology highlight his innovative spirit and dedication to advancing electrical engineering. His patents reflect a commitment to improving energy efficiency and functionality in modern power systems.

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