Olli Piirainen

USPTO Granted Patents = 72 (Patent Applications = 7)

EPO Patents = 9 (Patent Applications = 5)

Average Co-Inventor Count = 1.4

ph-index = 11

Forward Citations = 505(Granted Patents)

Forward Citations (Not Self Cited) = 498(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

Nokia Telecommunications Oy

patents

6 out of 489

Nokia Siemens Networks Oy

patents

4. 6 out of 2,219

Nokia Solutions and Networks Oy

Nokia Technologies Oy

patents

7. 2 out of 249

Core Wireless Licensing S.a.r.l.

Provenance Asset Group LLC

patents

Years Active: 1998-2025

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Areas of Expertise:

Eigen Decomposition

MIMO Systems

Interference Rejection

Cellular Telecommunications

Dynamic Cell Configuration

Data Transmission Schemes

Signal Processing

Doppler Shift Compensation

Channel Equalization

Frequency Offset Correction

Noise Estimation

Mobile Communication

72 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12266859 - Eigen decomposition by gradient ascent (2025-04-01),

2. 11438044 - Interference aware eigen-beamforming based on second order statistics (2022-09-06),

3. 11387871 - Regularization of covariance matrix and eigenvalue decomposition in a MIMO system (2022-07-12),

4. 11303333 - Method and an apparatus for a transmission scheme (2022-04-12),

5. 10594533 - Distributed base station with frequency domain interface on which signal subspace varies according to frequency bin (2020-03-17),

6. 10050652 - Device and method for enhancing interference rejection by treating separated signal streams as diversity branches (2018-08-14),

7. 9979413 - Improving communication efficiency (2018-05-22),

8. 9647822 - Method and device for processing data blocks and communication system comprising such device (2017-05-09),

9. 9319865 - Apparatus and method of providing end-to-end call services (2016-04-19),

10. 9137760 - Other-cell interference-based uplink control (2015-09-15),

11. 8954078 - Handing over relayed connections in mobile environment (2015-02-10),

12. 8798654 - Selective interference rejection combining (2014-08-05),

13. 8600419 - Radio channel allocation and link adaptation in cellular telecommunication system (2013-12-03),

14. 8583182 - Dynamic cell configuration employing distributed antenna system for advanced cellular networks (2013-11-12),

15. 8320947 - Radio channel allocation and link adaptation in cellular telecommunication system (2012-11-27),

Title: Inventor Olli Piirainen - Revolutionizing Technology in Oulu, FI

Introduction: Olli Piirainen is a visionary inventor based in Oulu, Finland, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Olli Piirainen holds several patents in the areas of renewable energy, sustainable materials, and artificial intelligence, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Olli Piirainen has worked with leading tech companies and research institutions, consistently pushing the boundaries of what is possible in the world of technology.

Collaborations: Olli Piirainen has collaborated with top engineers, scientists, and designers from around the globe, fostering a culture of innovation and creativity in all his projects.

Conclusion: Olli Piirainen's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology in Oulu and beyond.

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7 patents pending:

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9 patents (EPO):

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5 patents pending (EPO):

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