G06F 2211/902
Spectral purity improvement for digital function generators by adding a dither signal
Official title: Spectral purity improvement for digital function generators by adding a dither signal, e.g. noise
G06F2211/902 (Spectral purity improvement for digital function generators by adding a dither signal) appears on 34 US grants and 19 published applications in this corpus.
Search patents in G06F- Granted patents
- 34
- Published applications
- 19
- Assignees
- 26
- Inventors
- 44
- Latest grant
- 23 Apr 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 2 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 0 |
| 2013 | 2 | 1 |
| 2014 | 2 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 3 |
| 2017 | 2 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Clock synchronizer and method of establishing an output clock23 Apr 2019US 10,270,585 B2
- Method for sampling output from a grid based digitizer sensor12 Feb 2019US 10,203,807 B2Microsoft Technology Licensing, LLC
- Method of establishing an oscillator clock signal19 Sep 2017US 9,768,949 B2
- Touch panel device and touch panel driving method11 Jul 2017US 9,703,420 B2AVC Technology, Inc.
- Method of establishing an oscillator clock signal2 Aug 2016US 9,407,429 B2
- Method for sampling output from a grid based digitizer sensor20 Sep 2018US 2018/0267670 A1Microsoft Technology Licensing, LLC
- Clock synchronizer and method of establishing an output clock28 Dec 2017US 2017/0373826 A1
- Method of establishing an oscillator clock signal3 Nov 2016US 2016/0323095 A1
- Hybrid touch sensing electrode and touch screen panel comprising same13 Oct 2016US 2016/0299630 A1Dongwoo Fine-Chem Co., Ltd.
- Touch panel device and touch panel driving method28 Jul 2016US 2016/0216835 A1AVC Technology, Inc.
Most cited
By later US patents
- Pseudorandom dither for frequency synthesis noise47US 4,901,265 AQUALCOMM Incorporated · 1990
- Frequency resolution in a digital oscillator42US 4,652,832 AMotorola, Inc. · 1987
- Randomized digital/analog converter direct digital synthesizer34US 5,014,231 AHughes Aircraft Company · 1991
- Direct digital synthesizer with selectably randomized accumulator27US 4,951,237 AHughes Aircraft Company · 1990
- Error feed-forward direct digital synthesis21US 6,333,649 B1Xilinx, Inc. · 2001