H03C 3/04
Means in or combined with modulating stage for reducing amplitude modulation
H03C3/04 (Means in or combined with modulating stage for reducing amplitude modulation) appears on 16 US grants and 10 published applications in this corpus.
Search patents in H03C- Granted patents
- 16
- Published applications
- 10
- Assignees
- 13
- Inventors
- 30
- Latest grant
- 6 Sep 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 2 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Accelerated channel scanning with a two-point-modulated phase-locked loop6 Sep 2022US 11,437,957 B2QUALCOMM Incorporated
- Phase modulation noise reducer14 Aug 2018US 10,050,608 B2The United States of America as represented by the Secretary of Commerce
- Phase modulation noise reducer2 Aug 2016US 9,407,246 B2The United States of America as represented by the Secretary of Commerce
- Systems and methods for calibrating a dual port phase locked loop24 May 2016US 9,350,296 B1Freescale Semiconductor, Inc.
- Sideband suppression in angle modulated signals26 May 2015US 9,042,486 B2Zbw LLC
- Accelerated channel scanning with a two-point-modulated phase-locked loop4 Aug 2022US 2022/0247355 A1QUALCOMM Incorporated
- Phase modulation noise reducer24 Nov 2016US 2016/0344376 A1The United States of America as represented by the Secretary of Commerce
- Phase modulation noise reducere24 Sep 2015US 2015/0270835 A1The United States of America as represented by the Secretary of Commerce
- Sideband suppression in angle modulated signals30 Apr 2015US 2015/0117570 A1Zbw LLC
- Gfsk modulator and a method for reducing residual frequency modulation and a digital enhanced cordless telecommunication transmitter including the gfsk modulator28 Jun 2012US 2012/0163506 A1Beken Corporation
Most cited
By later US patents
- Digital quadrature amplitude and vestigial sideband modulation decoding method and apparatus26US 5,477,199 AScientific-Atlanta, Inc. · 1995
- Synchronous detector and methods for synchronous detection23US 5,596,606 AScientific-Atlanta, Inc. · 1997
- Phase locked loop based frequency modulator with accurate oscillator gain adjustment4US 7,760,042 B2Infineon Technologies AG · 2010
- Systems and methods for calibrating a dual port phase locked loop4US 9,350,296 B1Freescale Semiconductor, Inc. · 2016
- FM signal oscillator circuit and modulation level control method3US 6,545,557 B2Kabushiki Kaisha Toshiba · 2003