% Expired Patents = 55.6

EPO Patents = 8

Forward Citations = 109

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7 inventors (with patents filed for the assignee):

Håkan Johansson (6 out of 6 patents)

Per Löwenborg (3 out of 4 patents)

Jan-Erik Eklund (2 out of 9 patents)

4. Jonas Nilsson (1 out of 2 patents)

5. Frida Eng (1 out of 1 patent)

6. Linnéa Rosenbaum (1 out of 1 patent)

7. Hakan Johansson (1 out of 1 patent)

8. Hakan Johansson (0 patent)

9 patents: Sort by Forward Citations

1. 9628097 - Methods and devices for handling channel mismatches of an I/Q down-converted signal and a two-channel TI-ADC (2017-04-18),

2. 8825415 - Methods and apparatuses for estimation and compensation on nonlinearity errors (2014-09-02),

3. 8588336 - Methods and apparatuses for compensation of I/Q imbalance (2013-11-19),

4. 8494100 - Device and method for blocking-signal reduction (2013-07-23),

5. 8441379 - Device and method for digitizing a signal (2013-05-14),

6. 8307248 - Method and a system for estimating errors introduced in a time-interleaved analog-to-digital converter system (2012-11-06),

7. 8009070 - Compensation of mismatch errors in a time-interleaved analog-to-digital converter (2011-08-30),

8. 7978104 - Compensation of mismatch errors in a time-interleaved analog-to-digital converter (2011-07-12),

9. 7741982 - Estimation of timing errors in a time-interleaved analog to digital converter system (2010-06-22),

Company Overview

Signal Processing Devices Sweden Ab is a leading provider of cutting-edge signal processing solutions for various industries. With a team of skilled engineers and researchers, we develop innovative products that enhance performance and efficiency. Our advanced technology and expertise allow us to deliver customized solutions to meet our clients' specific needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#40 in

#63 in Sweden

SE

Signal Processing Devices Sweden Ab

Forward Citations = 109

7 inventors:

Håkan Johansson (6 out of 6 patents)

Per Löwenborg (3 out of 4 patents)

Jan-Erik Eklund (2 out of 9 patents)

4. Jonas Nilsson (1 out of 2 patents)

5. Frida Eng (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Signal Processing Devices Sweden Ab. Retrieved from https://idiyas.com/company/signal-processing-devices-sweden-ab

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

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]

8 patents (EPO):

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]