H03K 2005/00286
Phase shifter, i.e. the delay between the output and input pulse is
Official title: {Phase shifter, i.e. the delay between the output and input pulse is dependent on the frequency, and such that a phase difference is obtained independent of the frequency}
H03K2005/00286 (Phase shifter, i.e. the delay between the output and input pulse is) appears on 345 US grants and 275 published applications in this corpus.
Search patents in H03K- Granted patents
- 345
- Published applications
- 275
- Assignees
- 177
- Inventors
- 658
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
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| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
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| 1981 | 1 | 0 |
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| 1992 | 2 | 0 |
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| 1997 | 1 | 0 |
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| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 2 |
| 2002 | 6 | 5 |
| 2003 | 5 | 6 |
| 2004 | 7 | 7 |
| 2005 | 9 | 13 |
| 2006 | 19 | 11 |
| 2007 | 10 | 10 |
| 2008 | 11 | 6 |
| 2009 | 5 | 7 |
| 2010 | 7 | 4 |
| 2011 | 10 | 5 |
| 2012 | 7 | 4 |
| 2013 | 4 | 2 |
| 2014 | 4 | 2 |
| 2015 | 6 | 9 |
| 2016 | 20 | 22 |
| 2017 | 25 | 18 |
| 2018 | 17 | 12 |
| 2019 | 21 | 19 |
| 2020 | 24 | 15 |
| 2021 | 21 | 17 |
| 2022 | 18 | 15 |
| 2023 | 16 | 18 |
| 2024 | 15 | 21 |
| 2025 | 19 | 16 |
| 2026 | 14 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Calibrated delay lines for generation of accurate and programmable phase delays between outputs of frequency dividers22 Sep 2026US 12,744,521 B2Samsung Electronics Co., Ltd.
- Phase interpolator layout14 Jul 2026US 12,683,592 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Clock control device and clock control method for serial peripheral interface7 Jul 2026US 12,675,129 B2Gigadevice Semiconductor Inc.
- Electronic device and operating method to compensate for in-phase/quadrature imbalance30 Jun 2026US 12,671,620 B2Samsung Electronics Co., Ltd.
- Efficient phase encoding for clock recovery16 Jun 2026US 12,658,899 B1Cadence Design Systems, Inc.
- Shared phase shifter radio architecture24 Sep 2026US 2026/0291475 A1QUALCOMM Incorporated
- Device and Method for Synchronizing A Data Input Signal and A Clock Input Signal17 Sep 2026US 2026/0280541 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Clock path architecture for high-speed synchronous circuits2 Jul 2026US 2026/0189234 A1Avago Technologies International Sales Pte. Limited
- Isochronous phase-drift tracking system4 Jun 2026US 2026/0153562 A1Northrop Grumman Systems Corporation
- System and method of system14 May 2026US 2026/0133302 A1
Most cited
By later US patents
- Voltage controlled phase shifter with unlimited range161US 5,554,945 ARambus Inc. · 1996
- Variable delay element105US 6,133,773 ARambus Inc. · 2000
- Signal delay apparatus employing a phase locked loop81US 5,179,303 ANorthern Telecom Limited · 1993
- Signal delay apparatus employing a phase locked loop56US 5,146,121 ANorthern Telecom Limited · 1992
- Digital signal delay circuit45US 4,626,716 ASony/Tektronix Corporation · 1986