H03H 17/0288
Recursive, non-recursive, ladder, lattice structures
Official title: {Recursive, non-recursive, ladder, lattice structures}
H03H17/0288 (Recursive, non-recursive, ladder, lattice structures) appears on 61 US grants and 30 published applications in this corpus.
Search patents in H03H- Granted patents
- 61
- Published applications
- 30
- Assignees
- 43
- Inventors
- 102
- Latest grant
- 2 Nov 2021
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| 2001 | 7 | 2 |
| 2002 | 3 | 7 |
| 2003 | 7 | 4 |
| 2004 | 3 | 4 |
| 2005 | 3 | 3 |
| 2006 | 3 | 1 |
| 2007 | 2 | 2 |
| 2008 | 4 | 0 |
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| 2014 | 1 | 1 |
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| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 2 | 1 |
| 2022 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
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- System and method for processing a signal with a filter employing FIR and IIR elements18 Feb 2014US 8,655,936 B2Kapik Inc.
- Signal processing apparatus for generating a plurality of output samples using combiner logic based on a hiearchichal tree structure8 Sep 2022US 2022/0283983 A1Advantest Corporation
- Signal processing apparatus for generating a plurality of output samples8 Sep 2022US 2022/0286114 A1
- Reconfigurable filter network with shortened settling time24 Jun 2021US 2021/0194465 A1Infineon Technologies AG
- System and method for processing a signal with a filter employing fir and iir elements12 Jun 2014US 2014/0164459 A1Kapik Inc.
- Novel efficient digital microphone decimation filter architecture4 Apr 2013US 2013/0083945 A1
Most cited
By later US patents
- Sampling frequency converter149US 4,472,785 AVictor Company of Japan, Ltd. · 1984
- Efficient and scalable FIR filter architecture for decimation98US 6,260,053 B1Cirrus Logic, Inc. · 2001
- System for digital filtering in a fixed number of clock cycles81US 6,175,849 B1Lucent Technologies Inc. · 2001
- Device and method for sampling rate conversion62US 6,518,894 B2Rohde & Schwarz GmbH & Co.KG · 2003
- Micro-programmable filter engine having plurality of filter elements interconnected in chain configuration wherein engine supports multiple filters from filter elements53US 7,415,542 B2Analog Devices, Inc. · 2008