H03L 7/08
Details of the phase-locked loop
H03L7/08 (Details of the phase-locked loop) appears on 15,426 US grants and 11,340 published applications in this corpus.
Search patents in H03L- Granted patents
- 15,426
- Published applications
- 11,340
- Assignees
- 2,341
- Inventors
- 17,344
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 36 | 0 |
| 1977 | 42 | 0 |
| 1978 | 46 | 0 |
| 1979 | 38 | 0 |
| 1980 | 36 | 0 |
| 1981 | 29 | 0 |
| 1982 | 38 | 0 |
| 1983 | 43 | 0 |
| 1984 | 43 | 0 |
| 1985 | 67 | 0 |
| 1986 | 70 | 0 |
| 1987 | 84 | 0 |
| 1988 | 63 | 0 |
| 1989 | 105 | 0 |
| 1990 | 100 | 0 |
| 1991 | 92 | 0 |
| 1992 | 121 | 0 |
| 1993 | 101 | 0 |
| 1994 | 147 | 0 |
| 1995 | 168 | 0 |
| 1996 | 178 | 0 |
| 1997 | 197 | 0 |
| 1998 | 270 | 0 |
| 1999 | 300 | 0 |
| 2000 | 387 | 0 |
| 2001 | 429 | 141 |
| 2002 | 426 | 460 |
| 2003 | 439 | 497 |
| 2004 | 512 | 512 |
| 2005 | 450 | 609 |
| 2006 | 632 | 621 |
| 2007 | 564 | 591 |
| 2008 | 530 | 647 |
| 2009 | 545 | 575 |
| 2010 | 657 | 544 |
| 2011 | 601 | 484 |
| 2012 | 536 | 420 |
| 2013 | 575 | 396 |
| 2014 | 533 | 421 |
| 2015 | 445 | 390 |
| 2016 | 542 | 399 |
| 2017 | 463 | 356 |
| 2018 | 360 | 387 |
| 2019 | 572 | 459 |
| 2020 | 598 | 449 |
| 2021 | 495 | 355 |
| 2022 | 425 | 370 |
| 2023 | 373 | 347 |
| 2024 | 329 | 356 |
| 2025 | 347 | 305 |
| 2026 | 247 | 249 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H03L 7/085Concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification8,840
- H03L 7/099Concerning mainly the controlled oscillator of the loop5,434
- H03L 7/081Provided with an additional controlled phase shifter4,617
- H03L 7/10For assuring initial synchronisation or for broadening the capture range2,637
- H03L 7/0807Concerning mainly a recovery circuit for the reference signal948
- H03L 7/0805The loop being adapted to provide an additional control signal for use924
- H03L 7/14For assuring constant frequency when supply or correction voltages fail672
- H03L 7/0802The loop being adapted for reducing power consumption489
All 9 subgroupsShow fewer
Recent patents
- Delay locked loop device and method for operating the same6 Oct 2026US 12,756,397 B2Nanya Technology Corporation
- Clock tracking circuit with digital integral path to provide control signals for digital and analog integral inputs of an oscillator6 Oct 2026US 12,756,398 B2Microchip Technology Incorporated
- Voltage-controlled oscillator and phase-locked loop6 Oct 2026US 12,756,399 B2Realtek Semiconductor Corp.
- Phase management circuit for high-speed ADC receivers and methods thereof6 Oct 2026US 12,756,603 B2Samsung Electronics Co., Ltd.
- Time to digital converter (TDC) circuit with self-adaptive time granularity and related methods29 Sep 2026US 12,748,385 B2Microsoft Technology Licensing, LLC
- Time-to-digital converter and phase-locked loop circuit8 Oct 2026US 2026/0310139 A1Novatek Microelectronics Corp.
- Cryogenic hybrid controller for control of multiple superconducting qubits8 Oct 2026US 2026/0312583 A1Dell Products L. P.
- Compensation Technique for the Nonlinear Behavior of Digitally-Controlled Oscillator (DCO) Gain8 Oct 2026US 2026/0312591 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Lock detector including digital calibration8 Oct 2026US 2026/0312592 A1Samsung Electronics Co., Ltd.
- Phase-Locked Loop Circuit8 Oct 2026US 2026/0312593 A1Novatek Microelectronics Corp.
Most cited
By later US patents
- Two-way TDMA telemetry system with power conservation features724US 5,748,103 AVitalcom, Inc. · 1998
- Architecture for TDMA medical telemetry system466US 5,944,659 AVitalcom, Inc. · 1999
- Scannable sense amplifier circuit421US 5,915,084 AAdvanced Micro Devices, Inc. · 1999
- Circuit for driving ultrasonic transducer409US 4,965,532 AOlympus Optical Co., Ltd. · 1990
- Radio frequency data communications device371US 6,130,602 AMicron Technology, Inc. · 2000