H03M 1/661
Improving the reconstruction of the analogue output signal beyond the resolution of
Official title: {Improving the reconstruction of the analogue output signal beyond the resolution of the digital input signal, e.g. by interpolation, by curve-fitting, by smoothing}
H03M1/661 (Improving the reconstruction of the analogue output signal beyond the resolution of) appears on 151 US grants and 105 published applications in this corpus.
Search patents in H03M- Granted patents
- 151
- Published applications
- 105
- Assignees
- 102
- Inventors
- 241
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 4 | 3 |
| 2005 | 2 | 3 |
| 2006 | 2 | 2 |
| 2007 | 3 | 3 |
| 2008 | 6 | 11 |
| 2009 | 6 | 8 |
| 2010 | 8 | 5 |
| 2011 | 7 | 4 |
| 2012 | 2 | 2 |
| 2013 | 6 | 4 |
| 2014 | 9 | 6 |
| 2015 | 8 | 6 |
| 2016 | 12 | 11 |
| 2017 | 6 | 6 |
| 2018 | 5 | 3 |
| 2019 | 7 | 2 |
| 2020 | 10 | 5 |
| 2021 | 4 | 1 |
| 2022 | 1 | 1 |
| 2023 | 8 | 12 |
| 2024 | 3 | 2 |
| 2025 | 4 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Digital-to-analog converter clock tracking systems and methods26 May 2026US 12,640,750 B2Apple Inc.
- Electronic device for digital to analog conversion of a digital input stream into a differential analog output19 May 2026US 12,633,935 B2Centre National De La Recherche Scientifique
- Method and apparatus for M-level control and digital-to-analog conversion6 Jan 2026US 12,517,480 B2ETH Zurich
- Systems, methods, and devices for data converter management3 Jun 2025US 12,323,159 B2Cypress Semiconductor Corporation
- Digitally enhanced digital-to-analog converter resolution20 May 2025US 12,308,854 B2Ciena Corporation
- Current-mode digital-to-analog converter (dac) interface for multi-phase signal generation13 Aug 2026US 2026/0238221 A1QUALCOMM Incorporated
- Third order hold (toh) digital to analog converter and method for applying piecewise catmull-rom splines in the analog domain (toh cr)23 Jul 2026US 2026/0213762 A1
- Digital Transmitter18 Dec 2025US 2025/0385686 A1QUALCOMM Incorporated
- Window-Integrated Charge-Mode Digital-to-Analog Converter for Arbitrary Waveform Generator4 Sep 2025US 2025/0279788 A1Fermi Research Alliance, LLC
- Phase interpolator and memory device including the same3 Jul 2025US 2025/0219654 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- System and method for providing digital pulse width modulation51US 6,833,691 B2Power-One, Inc. · 2004
- Data transmitter and method therefor36US 6,067,327 AInternational Business Machines Corporation · 2000
- Device for extending the resolution of a N-bit resistive digital-to-analog converter to a (N+P)-bit digital-to-analog converter32US 4,918,448 AInternational Business Machines Corporation · 1990
- High speed FIR transmitter31US 6,680,681 B1International Business Machines Corporation · 2004
- Signal processor with local signal behavior25US 6,115,726 AKromos Technology, Inc. · 2000