Company Filing History:

12 out of 25,761

Telefonaktiebolaget Lm Ericsson (publ)

Years Active: 2002-2008

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7443826 - Method and apparatus for automatic frequency control in a CDMA receiver (2008-10-28),

2. 7382821 - Method and apparatus for configuring a RAKE receiver (2008-06-03),

3. 7184462 - Method and apparatus for configuring a rake receiver (2007-02-27),

4. 7133353 - CDMA system using quasi-orthogonal codes (2006-11-07),

5. 7065130 - Searching for signals in a communications system (2006-06-20),

6. 6920324 - Methods, receivers, transmitters, and systems for performing a soft hand-over of a mobile terminal between base stations that communicate using different communication channels (2005-07-19),

7. 6873648 - Method and apparatus for fast detection of locations of path rays in a receiver having multiple time references (2005-03-29),

8. 6768727 - Fast forward link power control for CDMA system (2004-07-27),

9. 6757527 - Method and apparatus for synchronizing a local reference frequency in a communication systems (2004-06-29),

10. 6606363 - Method and apparatus for estimating a frequency offset by combining pilot symbols and data symbols (2003-08-12),

11. 6526035 - Method and apparatus for identifying the source of a digital signal (2003-02-25),

12. 6449321 - Radio receiver (2002-09-10),

13. 6373882 - Motion estimator for a CDMA mobile station (2002-04-16),

14. 6356608 - Method, apparatus, and system for determining a location of a frequency synchronization signal (2002-03-12),

Title: Roozbeh Atarius: Innovator in Frequency Control Technologies

Introduction

Roozbeh Atarius is a prominent inventor based in Cary, NC (US), known for his significant contributions to the field of telecommunications. With a total of 14 patents to his name, Atarius has developed innovative methods and apparatuses that enhance the performance of communication systems.

Latest Patents

Among his latest patents is a "Method and apparatus for automatic frequency control in a CDMA receiver." This invention processes code division multiple access signals received through multipath propagation channels to produce relative frequency error estimates. The method involves using a local frequency reference oscillator to obtain complex numerical samples, which are then correlated with shifts of a locally generated despreading code. This process results in multiple complex channel estimates, allowing for accurate frequency error computations.

Another notable patent is the "Method and apparatus for configuring a RAKE receiver." This invention utilizes a searcher and matched filter to generate candidate paths, which are then refined to configure the fingers of a RAKE receiver. The innovative approach allows for efficient path selection and reconfiguration, reducing the need for continuous matched filtering and improving the receiver's performance in varying conditions.

Career Highlights

Roozbeh Atarius has worked with leading companies in the telecommunications industry, including Telefonaktiebolaget LM Ericsson and Ericsson GmbH. His experience in these organizations has contributed to his expertise in developing advanced communication technologies.

Collaborations

Throughout his career, Atarius has collaborated with notable professionals in the field, including Kjell Berthold Gustafsson and Torsten John Carlsson. These collaborations have further enriched his work and led to the development of impactful innovations.

Conclusion

Roozbeh Atarius stands out as a key figure in the telecommunications sector, with a strong portfolio of patents that reflect his innovative spirit and technical expertise. His contributions continue to shape the future of communication technologies.

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