H03M 3/42
Having multiple quantisers arranged in parallel loops
Official title: {having multiple quantisers arranged in parallel loops}
H03M3/42 (Having multiple quantisers arranged in parallel loops) appears on 41 US grants and 34 published applications in this corpus.
Search patents in H03M- Granted patents
- 41
- Published applications
- 34
- Assignees
- 34
- Inventors
- 80
- Latest grant
- 16 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 5 | 0 |
| 2017 | 4 | 4 |
| 2018 | 2 | 2 |
| 2019 | 3 | 8 |
| 2020 | 7 | 3 |
| 2021 | 2 | 1 |
| 2022 | 2 | 3 |
| 2023 | 2 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Current to digital converter circuit, optical front end circuit, computed tomography apparatus and method16 Jan 2024US 11,876,539 B2ams International AG
- Systems and methods for delta-sigma digitization2 Jan 2024US 11,863,232 B2Cable Television Laboratories, Inc.
- D/A conversion device, method, storage medium, electronic musical instrument, and information processing apparatus19 Sep 2023US 11,764,803 B2Casio Computer Co., Ltd.
- Systems and methods for delta-sigma digitization4 Jul 2023US 11,695,599 B1Cable Television Laboratories, Inc.
- D/A conversion device, method, storage medium, electronic musical instrument, and information processing apparatus26 Apr 2022US 11,316,529 B2Casio Computer Co., Ltd.
- System comprising ¿s type analog/digital converter capable of reducing quantization error12 Jun 2025US 2025/0192795 A1Mitsubishi Electric Corporation
- Delta-sigma modulation apparatus and delta-sigma modulation method15 May 2025US 2025/0158636 A1NEC Corporation
- Circuitry comprising a loop filter26 Dec 2024US 2024/0429929 A1Cirrus Logic International Semiconductor Ltd.
- Techniques to reduce quantization noise in delta sigma converters2 Mar 2023US 2023/0060505 A1Analog Devices, Inc.
- Current to digital converter circuit, optical front end circuit, computed tomography apparatus and method13 Oct 2022US 2022/0329256 A1ams International AG
Most cited
By later US patents
- Digital feedforward sigma-delta modulator in analog-to-digital converter and modulation method thereof93US 8,120,518 B2Koren Advanced Institute of Science and Technology · 2012
- Delta-sigma A/D converter85US 6,271,782 B12001
- Noise shapers with shared and independent filters and multiple quantizers and data converters and methods using the same48US 6,744,392 B2Cirrus Logic, Inc. · 2004
- Delta sigma modulator circuit for an analog-to-digital converter46US 4,772,871 AOki Electric Industry Co., Ltd. · 1988
- A/D (analog-to-digital) converter23US 5,162,799 AKabushiki Kaisha Toshiba · 1992