H03L 7/091
The phase or frequency detector using a sampling device
Official title: the phase or frequency detector using a sampling device (H03L7/087 takes precedence)
H03L7/091 (The phase or frequency detector using a sampling device) appears on 1,467 US grants and 1,231 published applications in this corpus.
Search patents in H03L- Granted patents
- 1,467
- Published applications
- 1,231
- Assignees
- 474
- Inventors
- 2,609
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 13 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 9 | 0 |
| 1997 | 8 | 0 |
| 1998 | 16 | 0 |
| 1999 | 15 | 0 |
| 2000 | 23 | 0 |
| 2001 | 31 | 13 |
| 2002 | 30 | 74 |
| 2003 | 40 | 49 |
| 2004 | 49 | 72 |
| 2005 | 40 | 65 |
| 2006 | 69 | 70 |
| 2007 | 53 | 57 |
| 2008 | 48 | 44 |
| 2009 | 45 | 53 |
| 2010 | 86 | 51 |
| 2011 | 49 | 35 |
| 2012 | 54 | 40 |
| 2013 | 61 | 46 |
| 2014 | 55 | 23 |
| 2015 | 32 | 33 |
| 2016 | 57 | 46 |
| 2017 | 63 | 64 |
| 2018 | 63 | 62 |
| 2019 | 84 | 60 |
| 2020 | 78 | 52 |
| 2021 | 69 | 44 |
| 2022 | 39 | 35 |
| 2023 | 32 | 42 |
| 2024 | 40 | 36 |
| 2025 | 34 | 32 |
| 2026 | 23 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Digital clock frequency tracker and high-speed serial interface chip24 Sep 2026US 2026/0291509 A1Joywell Semiconductor (Shanghai) Co., Ltd.
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Most cited
By later US patents
- Phase interpolator device and method223US 6,509,773 B2Broadcom Corporation · 2003
- Clock recovery circuit157US 9,036,764 B1Rambus Inc. · 2015
- Phase locked loop (PLL) with linear parallel sampling phase detector143US 6,026,134 ACypress Semiconductor Corporation · 2000
- Transmitter circuit, receiver circuit, clock data recovery phase locked loop circuit, data transfer method and data transfer system126US 7,535,957 B2Thine Electronics, Inc. · 2009
- Receiving circuit and control method of receiving circuit124US 8,791,735 B1Fujitsu Limited · 2014