Kerava, Finland

Tapio Ilmari Rapinoja

This inventor holds 3 USPTO granted patents. Top assignees: Nokia Corporation, Nokia Technologies Oy. Active years: 2011-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tapio Ilmari Rapinoja. Retrieved from https://idiyas.com/inventor/tapio-ilmari-rapinoja

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 33.3

Average Co-Inventor Count = 1.8

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2011-2017

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3 patents (USPTO):Explore Patents

Title: Tapio Ilmari Rapinoja: Innovator in Digital Tuning Technologies

Introduction

Tapio Ilmari Rapinoja is a notable inventor based in Kerava, Finland. He has made significant contributions to the field of digital tuning technologies, holding a total of 3 patents. His work focuses on enhancing the performance and efficiency of electronic systems.

Latest Patents

One of Rapinoja's latest patents is an all-digital delay-locked loop tuning method with randomized LSB-tuning. This invention includes an apparatus featuring a delay line with multiple cells and tuning circuitry designed to generate outputs that tune the delay of the delay line. The first output tunes the entire delay line collectively, while the second output allows for individual tuning of each cell. Another significant patent is a frequency synthesizer that incorporates a plurality of independent output tones. This apparatus consists of a frequency source and several time domain direct digital synthesizers, each connected to the frequency source. One exemplary embodiment includes a sigma-delta modulator that operates as a second-order multi-stage noise shaping modulator, producing a time-varying delay that corresponds to binary values from phase accumulator outputs.

Career Highlights

Throughout his career, Rapinoja has worked with prominent companies such as Nokia Corporation and Nokia Technologies Oy. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of digital electronics.

Collaborations

Rapinoja has collaborated with talented individuals in his field, including Liangge Xu and Saska J Lindfors. These partnerships have contributed to the advancement of his projects and the successful development of his patents.

Conclusion

Tapio Ilmari Rapinoja is a distinguished inventor whose work in digital tuning technologies has made a significant impact in the electronics industry. His innovative patents and collaborations highlight his expertise and dedication to advancing technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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