H03H 2017/009
Of iir filters
Official title: {of IIR filters}
H03H2017/009 (Of iir filters) appears on 22 US grants and 26 published applications in this corpus.
Search patents in H03H- Granted patents
- 22
- Published applications
- 26
- Assignees
- 23
- Inventors
- 68
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 0 | 2 |
| 2020 | 4 | 2 |
| 2021 | 2 | 3 |
| 2022 | 5 | 2 |
| 2023 | 4 | 4 |
| 2024 | 2 | 2 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Event analysis and display25 Nov 2025US 12,481,343 B2Schweitzer Engineering Laboratories, Inc.
- Filter assembly, in particular for a control loop for controlling the position of at least one element11 Nov 2025US 12,468,115 B2Carl Zeiss SMT GmbH
- Non linear filter with group delay at pre-response frequency for high res radio28 May 2024US 11,996,816 B2Lenbrook Industries Limited
- Event analysis and display13 Feb 2024US 11,899,517 B2Schweitzer Engineering Laboratories, Inc.
- Genetic-algorithm-based equalization using IIR filters26 Sep 2023US 11,770,651 B2THAT Corporation
- Technologies for closed-loop qubit calibration2 Jul 2026US 2026/0187510 A1Intel Corporation
- Rf device with fir asic filter and related methods29 Jan 2026US 2026/0031843 A1Eagle Technology, LLC
- Filtering architecture with minimized transients1 May 2025US 2025/0140226 A1Infineon Technologies AG
- Method for realizing speaker array-oriented multiple filter system, device, and computer-readable storage medium17 Apr 2025US 2025/0125791 A1AAC Acoustic Technologies (Shanghai) Co., Ltd.
- Circuitry for Measurement of Electrochemical Cells12 Sep 2024US 2024/0305119 A1Cirrus Logic International Semiconductor Ltd.
Most cited
By later US patents
- Beamforming repeaters with digitally assisted interference mitigation5US 11,296,764 B2QUALCOMM Incorporated · 2022
- Non linear filter with group delay at pre-response frequency for high res audio3US 10,763,828 B22020
- Signal removal to examine a spectrum of another signal3US 10,783,430 B2HRL Laboratories, LLC · 2020
- Data storage device computing notch filters for multiple temperatures2US 10,629,234 B1Western Digital Technologies, Inc. · 2020
- Discrete time charge sharing IIR bandpass filter incorporating clock phase reuse2US 11,190,167 B2University College Dublin · 2021