H03D 3/04
By counting or integrating cycles of oscillations
Official title: by counting or integrating cycles of oscillations {(arrangements for measuring frequencies G01R23/10)}
H03D3/04 (By counting or integrating cycles of oscillations) appears on 69 US grants and 19 published applications in this corpus.
Search patents in H03D- Granted patents
- 69
- Published applications
- 19
- Assignees
- 55
- Inventors
- 102
- Latest grant
- 24 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 2 |
| 2002 | 0 | 0 |
| 2003 | 2 | 3 |
| 2004 | 0 | 1 |
| 2005 | 3 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 2 | 3 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Frequency-voltage conversion circuit, semiconductor device, and memory system24 Jan 2023US 11,562,796 B2Kioxia Corporation
- Phase prediction demodulator circuits and related method15 Nov 2022US 11,502,884 B2Texas Instruments Incorporated
- Frequency modulation demodulation device and control method of frequency modulation demodulation device14 Jun 2022US 11,362,870 B2RichWave Technology Corp.
- Method and signal analysis instrument for analyzing a pulse modulated signal30 Nov 2021US 11,190,176 B2Rohde & Schwarz GmbH & Co.KG
- High speed sampling of sensors21 Jan 2020US 10,541,650 B2Stingray Geophysical Hong Kong Limited
- Frequency-voltage conversion circuit, semiconductor device, and memory system15 Sep 2022US 2022/0293196 A1Kioxia Corporation
- Phase prediction demodulator circuits and related method13 Jan 2022US 2022/0014403 A1Texas Instruments Incorporated
- Frequency modulation demodulation device and control method of frequency modulation demodulation device6 Jan 2022US 2022/0006676 A1RichWave Technology Corp.
- Method and signal analysis instrument for analyzing a pulse modulated signal9 Sep 2021US 2021/0281256 A1Rohde & Schwarz GmbH & Co.KG
- High speed sampling of sensors11 Jan 2018US 2018/0013387 A1Stingray Geophysical Ltd.
Most cited
By later US patents
- Direct conversion receiver141US 5,438,692 AU. S. Philips Corporation · 1995
- Pulse shaping FM demodular with low noise where capacitor charge starts on input signal edge103US 5,619,538 AU. S. Philips Corporation · 1997
- FM demodulation device and FM modulation device employing a CMOS signal delay device49US 4,988,960 AYamaha Corporation · 1991
- Digital demodulator using numerical processor to evaluate period measurements42US 5,159,281 ANSI Partners · 1992
- Discriminator circuit for frequency modulation receivers23US 4,450,590 AGeneral Electric Company · 1984