H03H 2017/0477
Direct form i
Official title: {Direct form I}
H03H2017/0477 (Direct form i) appears on 7 US grants and 10 published applications in this corpus.
Search patents in H03H- Granted patents
- 7
- Published applications
- 10
- Assignees
- 11
- Inventors
- 21
- Latest grant
- 16 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 2 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
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Subgroups
Granted patents
Recent patents
- Low power biquad systems and methods16 May 2023US 11,652,471 B2Google Inc.
- Apparatus and method for performing digital infinite impulse filtering11 Aug 2020US 10,742,196 B2NXP B. V.
- Methods and devices for switching filters and medical apparatuses using the same13 Nov 2018US 10,126,339 B2Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
- Biquad infinite impulse response system transformation5 Aug 2014US 8,798,129 B2LSI Corporation
- Method and apparatus for digital up-down conversion using infinite impulse response filter7 Jan 2014US 8,626,809 B2Samsung Electronics Co., Ltd.
- Low power biquad systems and methods30 Dec 2021US 2021/0409004 A1Google Inc.
- Apparatus and method for performing digital infinite impulse filtering4 Jun 2020US 2020/0177166 A1NXP B. V.
- Methods and devices for switching filters and medical apparatuses using the same24 Nov 2016US 2016/0344371 A1Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
- Optimized method of biquad infinite-impulse response calculation27 Feb 2014US 2014/0059101 A1Quickfilter Technologies, Inc.
- Biquad Infinite Impulse Response System Transformation4 Jul 2013US 2013/0170585 A1LSI Corporation
Most cited
By later US patents