H04B 2215/069
Reduction of switch mode power supply ripple
H04B2215/069 (Reduction of switch mode power supply ripple) appears on 18 US grants and 18 published applications in this corpus.
Search patents in H04B- Granted patents
- 18
- Published applications
- 18
- Assignees
- 14
- Inventors
- 37
- Latest grant
- 13 Aug 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 4 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 3 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Optical switches and methods of reducing cross-talk13 Aug 2019US 10,382,844 B2Huber+Suhner Polatis Limited
- Enhanced phase control circuit and method for a multiphase power converter16 Oct 2018US 10,103,632 B2Richtek Technology Corporation
- Power supply circuit using DC/DC converter14 Nov 2017US 9,819,276 B2NXP B. V.
- Wireless communication base station with current limiting capability5 Jan 2016US 9,231,401 B28631654 Canada Inc.
- Constant input current filter using high-frequency switching for power supplies and related system and method27 Oct 2015US 9,172,304 B2Raytheon Company
- Optical switches and methods of reducing cross-talk19 Oct 2017US 2017/0303017 A1Huber+Suhner Polatis Limited
- Enhanced phase control circuit and method for a multiphase power converter19 Jan 2017US 2017/0019026 A1Richtek Technology Corporation
- Common-mode ripple correction for high-speed transmitters27 Oct 2016US 2016/0315641 A1Broadcom Corporation
- Dynamic Switching Frequency Control of an On-Chip or Integrated Voltage Regulator2 Apr 2015US 2015/0093994 A1Intel Corporation
- Wireless communication base station with current limiting capability31 Jul 2014US 2014/0211354 A18631654 Canada Inc.
Most cited
By later US patents
- Methods and circuits for frequency modulation that reduce the spectral noise of switching regulators25US 7,362,191 B2Linear Technology Corporation · 2008
- Dynamic selection of oscillation signal frequency for power converter10US 7,826,815 B2Fairchild Semiconductor Corporation · 2010
- Circuits and methods for controlling switching noise in switched-mode circuits9US 7,142,819 B1Cirrus Logic, Inc. · 2006
- Circuits and methods for reducing interference from switched mode circuits8US 7,010,271 B2Cirrus Logic, Inc. · 2006
- Method for the elimination of transients from the operating voltage of TDMA system7US 5,208,494 ANokia Mobile Phones Ltd. · 1993