H03L 7/16
Indirect frequency synthesis, i.e. generating a desired one of a number of
Official title: Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
H03L7/16 (Indirect frequency synthesis, i.e. generating a desired one of a number of) appears on 6,225 US grants and 4,485 published applications in this corpus.
Search patents in H03L- Granted patents
- 6,225
- Published applications
- 4,485
- Assignees
- 1,369
- Inventors
- 8,065
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 28 | 0 |
| 1978 | 30 | 0 |
| 1979 | 33 | 0 |
| 1980 | 22 | 0 |
| 1981 | 18 | 0 |
| 1982 | 29 | 0 |
| 1983 | 22 | 0 |
| 1984 | 23 | 0 |
| 1985 | 34 | 0 |
| 1986 | 28 | 0 |
| 1987 | 33 | 0 |
| 1988 | 25 | 0 |
| 1989 | 45 | 0 |
| 1990 | 40 | 0 |
| 1991 | 45 | 0 |
| 1992 | 61 | 0 |
| 1993 | 57 | 0 |
| 1994 | 61 | 0 |
| 1995 | 63 | 0 |
| 1996 | 75 | 0 |
| 1997 | 65 | 0 |
| 1998 | 97 | 0 |
| 1999 | 112 | 0 |
| 2000 | 185 | 0 |
| 2001 | 161 | 55 |
| 2002 | 177 | 252 |
| 2003 | 206 | 221 |
| 2004 | 251 | 214 |
| 2005 | 205 | 262 |
| 2006 | 262 | 248 |
| 2007 | 231 | 231 |
| 2008 | 223 | 281 |
| 2009 | 248 | 247 |
| 2010 | 220 | 187 |
| 2011 | 238 | 192 |
| 2012 | 193 | 174 |
| 2013 | 222 | 149 |
| 2014 | 206 | 166 |
| 2015 | 177 | 147 |
| 2016 | 200 | 166 |
| 2017 | 194 | 148 |
| 2018 | 149 | 154 |
| 2019 | 222 | 179 |
| 2020 | 245 | 175 |
| 2021 | 189 | 142 |
| 2022 | 165 | 136 |
| 2023 | 120 | 103 |
| 2024 | 107 | 105 |
| 2025 | 95 | 79 |
| 2026 | 67 | 72 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Delay locked loop device and method for operating the same6 Oct 2026US 12,756,397 B2Nanya Technology Corporation
- Memory device and storage device including the same29 Sep 2026US 12,750,060 B2Samsung Electronics Co., Ltd.
- Phase-locked loop device, and operating method of the device29 Sep 2026US 12,750,061 B2Samsung Electronics Co., Ltd.
- Simple self-disciplined oscillator29 Sep 2026US 12,750,062 B1
- All digital phase-locked loop circuit8 Sep 2026US 12,732,197 B2Sony Semiconductor Solutions Corporation
- Serializer and method for operating the same8 Oct 2026US 2026/0312595 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Phase-locked loop and method of operating the same8 Oct 2026US 2026/0312596 A1SK hynix Inc.
- Systems having a phase frequency detector1 Oct 2026US 2026/0303101 A1Micron Technology, Inc.
- Phase locked loop and operation method thereof1 Oct 2026US 2026/0303104 A1Samsung Electronics Co., Ltd.
- Delay locked loop device and method for operating the same24 Sep 2026US 2026/0291505 A1Nanya Technology Corporation
Most cited
By later US patents
- System and method for dual-band antenna matching340US 7,180,467 B2Kyocera Wireless Corp. · 2007
- Digital compensation for wideband modulation of a phase locked loop frequency synthesizer313US 6,008,703 AMassachusetts Institute of Technology · 1999
- Technique for synchronizing clocks in a network278US 7,043,651 B2Nortel Networks Limited · 2006
- Clock recovery using a direct smoothing process244US 7,130,368 B1Nortel Network Limited · 2006
- Tunable horn antenna238US 6,867,744 B2Kyocera Wireless Corp. · 2005