Company Filing History:

9 out of 274

Standard Microsystems Corporation

patents

Qualcomm Incorporated

patents

4. 1 out of 5,491

Freescale Semiconductor,inc.

patents

Years Active: 2000-2013

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8478222 - I/Q calibration for walking-IF architectures (2013-07-02),

2. 7415260 - Current-mode direct conversion receiver (2008-08-19),

3. 7310498 - Communication protocol for personal computer system human interface devices over a low bandwidth, bi-directional radio frequency link (2007-12-18),

4. 7055047 - Selective implementation of power management schemes based on detected computer operating environment (2006-05-30),

5. 7043222 - FSK modulator using IQ up-mixers and sinewave coded DACs (2006-05-09),

6. 6965653 - Circuit and method for processing an automatic frequency control signal (2005-11-15),

7. 6906587 - Current controlled bridge amplifier (2005-06-14),

8. 6838942 - Efficient class-G amplifier with wide output voltage swing (2005-01-04),

9. 6819196 - Crystal oscillator with control feedback to maintain oscillation (2004-11-16),

10. 6806742 - Phase detector for low power applications (2004-10-19),

11. 6703894 - Baseband filter for receivers (2004-03-09),

12. 6496556 - Step-down clock control and method for improving convergence for a digitally controlled self-calibrating VCO (2002-12-17),

13. 6369647 - Demodulator circuit and method of tuning (2002-04-09),

14. 6263199 - Circuit and method of signal frequency conversion (2001-07-17),

15. 6137997 - Circuit for receiving and transmitting signals and method (2000-10-24),

Title: Klaas Wortel: A Pioneer in Wireless Communication Innovations

Introduction

Klaas Wortel, an accomplished inventor based in Phoenix, AZ, has made significant contributions to the field of wireless communications. With a remarkable 16 patents to his name, Wortel has consistently pushed the boundaries of technology, developing innovative solutions that enhance communication systems.

Latest Patents

Among Wortel’s latest inventions are two groundbreaking patents addressing key challenges in wireless communication. The first, titled "I/Q Calibration for Walking-IF Architectures," describes systems and methodologies that facilitate calibration techniques for stations in wireless communication systems. This invention allows for joint estimates of distortion introduced by in-phase and quadrature (I/Q) imbalance, as well as mixing-product modulated images.

The second patent, "Current-Mode Direct Conversion Receiver," presents a current-mode direct conversion RF receiver. This design features a simple transconductor input stage, allowing it to create a current-mode modulated signal from a voltage-mode modulated signal. The receiver utilizes a downconversion mixer, which operates to generate a set of current-mode quadrature baseband signals, further innovating the area of RF communication and ensuring minimal self-mixing effects and DC offsets.

Career Highlights

Klaas Wortel has garnered experience at notable companies including Standard Microsystems Corporation and Motorola Corporation. His work at these organizations has played a pivotal role in his development as an inventor, allowing him to apply his innovative ideas in real-world applications.

Collaborations

Throughout his career, Wortel has collaborated with talented individuals such as David K Lovelace and Luis Briones. These partnerships have not only enriched his knowledge and expertise but have also led to the successful execution of various projects and patents.

Conclusion

Klaas Wortel continues to be a driving force in the field of wireless communication. His innovative patents and collaborative spirit demonstrate a commitment to advancing technology and improving communication systems. As he forges ahead, the impact of his contributions is sure to resonate in the industry for years to come.

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