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Masataka Umeda

USPTO Granted Patents = 15 (Patent Applications = 3)

Average Co-Inventor Count = 1.6

ph-index = 2

Forward Citations = 15(Granted Patents)

Location History:

Kanagawa, JP (2011)
Kawasaki, JP (2012 - 2014)
Yokohama, JP (2014 - 2015)

Company Filing History:

Fujitsu Semiconductor Limited

where one patent can have more than one assignee

Years Active: 2011-2015

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9118514 - Receiver and signal processing method (2015-08-25),

2. 9100157 - Likelihood weighting circuit (2015-08-04),

3. 9083386 - Electronic apparatus, receiving apparatus, and error correction method (2015-07-14),

4. 9065717 - Receiver and synchronization correcting method (2015-06-23),

5. 9059887 - Receiving device and receiving method for determining doppler frequency from pilot signals using OFDM (2015-06-16),

6. 9036724 - Data signal correction circuit, receiver, and data signal correction method (2015-05-19),

7. 8897354 - Receiver apparatus, method for processing received signal and computer program product (2014-11-25),

8. 8750433 - Demodulation circuit, demodulation method and receiving apparatus (2014-06-10),

9. 8744016 - Receiving apparatus and receiving method (2014-06-03),

10. 8670793 - Radio communication apparatus and method, controlling apparatus, mobile communication system (2014-03-11),

11. 8520783 - Receiving device (2013-08-27),

12. 8446853 - Communication control apparatus, mobile terminal apparatus, and radio communication method (2013-05-21),

13. 8351403 - Data allocation method in wireless communication system and wireless communication system (2013-01-08),

14. 8254509 - Receiver (2012-08-28),

15. 8010161 - Scheduling method and radio base station (2011-08-30),

Title: Masataka Umeda: Innovator in Signal Processing Technologies

Introduction

Masataka Umeda is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of signal processing, holding a total of 15 patents. His work has advanced technologies that are crucial for modern communication systems.

Latest Patents

Among his latest innovations, Umeda has developed a receiver and signal processing method. This receiver includes a detector that identifies an interfered-with carrier from a received and demodulated signal. It features a fast Fourier transform computation part that converts a time domain signal into a frequency domain signal. The system adjusts the output power level of a desired carrier wave based on the detected interfered-with carrier. Additionally, it includes a channel estimation part that estimates channel characteristics using a non-interfered-with pilot signal. Another notable patent is the likelihood weighting circuit, which assigns weights to soft-decision likelihoods based on the power value of the received signal or modulation error ratios. This circuit enhances the accuracy of signal processing by normalizing power values and modulation error ratios.

Career Highlights

Umeda has had a distinguished career, working with leading companies in the technology sector. He has been associated with Fujitsu Corporation and Fujitsu Semiconductor Limited, where he contributed to various innovative projects. His expertise in signal processing has made him a valuable asset in these organizations.

Collaborations

Throughout his career, Umeda has collaborated with notable professionals in the field, including Naoto Adachi and Hiroaki Takagi. These collaborations have further enriched his work and contributed to advancements in technology.

Conclusion

Masataka Umeda's contributions to signal processing and his impressive portfolio of patents highlight his role as a key innovator in the technology sector. His work continues to influence the development of communication systems worldwide.

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