H03D 3/22
By means of active elements with more than two electrodes to which
Official title: by means of active elements with more than two electrodes to which two signals are applied derived from the signal to be demodulated and having a phase difference related to the frequency deviation, e.g. phase detector
H03D3/22 (By means of active elements with more than two electrodes to which) appears on 48 US grants and 6 published applications in this corpus.
Search patents in H03D- Granted patents
- 48
- Published applications
- 6
- Assignees
- 32
- Inventors
- 83
- Latest grant
- 18 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 2 | 2 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Demodulator for pulse-width modulated clock signals18 Aug 2020US 10,749,717 B2Analog Devices, Inc.
- FM receiver that receives fm signal and method for receiving FM signal4 Oct 2016US 9,461,587 B2JVC KENWOOD Corporation
- Wireless communication device, wireless communication system, and receiving circuit8 Mar 2016US 9,281,938 B2Mitsumi Electric Co., Ltd.
- Digitally controlled injection locked oscillator5 May 2015US 9,024,696 B2Innophase, Inc.
- Robust differential receiver for frequency modulated system10 Mar 2015US 8,976,905 B1Marvell International Ltd.
- Demodulator for pulse-width modulated clock signals3 Jan 2019US 2019/0007243 A1Analog Devices, Inc.
- Wireless communication device, wireless communication system, and receiving circuit10 Sep 2015US 2015/0256331 A1Mitsumi Electric Co., Ltd.
- Fm receiver that receives fm signal and method for receiving fm signal2 Jul 2015US 2015/0188493 A1JVC KENWOOD Corporation
- Digitally Controlled Injection Locked Oscillator18 Sep 2014US 2014/0266480 A1Innophase, Inc.
- Device and method for detecting a useful signal by detecting a periodic signal contained in the useful signal6 Oct 2005US 2005/0220222 A1Intel Mobile Communications GmbH
Most cited
By later US patents
- Dual conversion FM receiver using phase locked direct conversion IF179US 4,653,117 AMotorola, Inc. · 1987
- Demodulation method and apparatus incorporating charge coupled devices115US 5,126,682 AStanford Telecommunications, Inc. · 1992
- FM Demodulator90US 4,488,119 AU. S. Philips Corporation · 1984
- Active low-pass filter36US 5,489,873 AMotorola, Inc. · 1996
- Zero intermediate-frequency demodulator35US 4,755,761 AGeneral Electric Company · 1988