H03L 7/107
Using a variable transfer function for the loop
Official title: using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
H03L7/107 (Using a variable transfer function for the loop) appears on 948 US grants and 625 published applications in this corpus.
Search patents in H03L- Granted patents
- 948
- Published applications
- 625
- Assignees
- 396
- Inventors
- 1,581
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 10 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 4 | 0 |
| 1990 | 14 | 0 |
| 1991 | 8 | 0 |
| 1992 | 18 | 0 |
| 1993 | 15 | 0 |
| 1994 | 14 | 0 |
| 1995 | 24 | 0 |
| 1996 | 22 | 0 |
| 1997 | 23 | 0 |
| 1998 | 17 | 0 |
| 1999 | 24 | 0 |
| 2000 | 21 | 0 |
| 2001 | 22 | 12 |
| 2002 | 24 | 28 |
| 2003 | 33 | 19 |
| 2004 | 33 | 42 |
| 2005 | 29 | 40 |
| 2006 | 40 | 46 |
| 2007 | 39 | 49 |
| 2008 | 37 | 31 |
| 2009 | 35 | 35 |
| 2010 | 33 | 28 |
| 2011 | 32 | 25 |
| 2012 | 29 | 21 |
| 2013 | 32 | 18 |
| 2014 | 29 | 27 |
| 2015 | 22 | 18 |
| 2016 | 31 | 19 |
| 2017 | 25 | 22 |
| 2018 | 17 | 12 |
| 2019 | 21 | 16 |
| 2020 | 28 | 15 |
| 2021 | 22 | 17 |
| 2022 | 13 | 12 |
| 2023 | 19 | 22 |
| 2024 | 13 | 19 |
| 2025 | 18 | 15 |
| 2026 | 13 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Phase-locked loop device, and operating method of the device29 Sep 2026US 12,750,061 B2Samsung Electronics Co., Ltd.
- Phase locked loop circuit and method of operation thereof22 Sep 2026US 12,744,539 B2Samsung Electronics Co., Ltd.
- Doubly-balanced auto-zero LFPS and squelch detection25 Aug 2026US 12,719,482 B2Intel Corporation
- High gain detector techniques for low bandwidth low noise phase-locked loops18 Aug 2026US 12,712,551 B2Texas Instruments Incorporated
- Frequency correction loop with deadzone and hysteresis16 Jun 2026US 12,658,927 B2Renesas Electronics America Inc.
- Phase-Locked Loop Circuit8 Oct 2026US 2026/0312593 A1Novatek Microelectronics Corp.
- Digital clock frequency tracker and high-speed serial interface chip24 Sep 2026US 2026/0291509 A1Joywell Semiconductor (Shanghai) Co., Ltd.
- Phase-locked loop and method17 Sep 2026US 2026/0280572 A1Centre National De La Recherche Scientifique
- Phase-locked loops (pll), including time-to-digital converter (tdc) gain calibration circuits and related methods13 Aug 2026US 2026/0236374 A1Microsoft Technology Licensing, LLC
- Multi-level phase detector in a baseband phase locked loop30 Jul 2026US 2026/0221976 A1QUALCOMM Incorporated
Most cited
By later US patents
- Synthesized clock microcomputer with power saving159US 4,893,271 AMotorola, Inc. · 1990
- Integrated charge-pump phase-locked loop circuit137US 5,233,314 ACyrix Corporation · 1993
- Method and apparatus for providing a clock generation circuit for digitally controlled frequency or spread spectrum clocking117US 6,366,174 B1Lexmark International, Inc. · 2002
- Fast phase-lock frequency synthesizer with variable sampling efficiency113US 4,634,998 AHughes Aircraft Company · 1987
- Phase adjust using relative error112US 7,325,175 B2Broadcom Corporation · 2008