H03B 5/26
Frequency-determining element being part of bridge circuit in closed ring around which
Official title: frequency-determining element being part of bridge circuit in closed ring around which signal is transmitted; frequency-determining element being connected via a bridge circuit to such a closed ring, e.g. Wien-Bridge oscillator, parallel-T oscillator
H03B5/26 (Frequency-determining element being part of bridge circuit in closed ring around which) appears on 68 US grants and 60 published applications in this corpus.
Search patents in H03B- Granted patents
- 68
- Published applications
- 60
- Assignees
- 64
- Inventors
- 147
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 1 | 4 |
| 2013 | 3 | 2 |
| 2014 | 4 | 1 |
| 2015 | 2 | 1 |
| 2016 | 5 | 6 |
| 2017 | 5 | 5 |
| 2018 | 2 | 9 |
| 2019 | 5 | 1 |
| 2020 | 6 | 3 |
| 2021 | 0 | 1 |
| 2022 | 6 | 4 |
| 2023 | 2 | 1 |
| 2024 | 2 | 1 |
| 2025 | 2 | 9 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High precision on-chip RC oscillator16 Jun 2026US 12,658,849 B2Northeastern University
- System and method for measuring radio frequency phase shift of an inline device21 Apr 2026US 12,609,708 B2GM Global Technology Operations LLC
- Oscillator device24 Feb 2026US 12,562,683 B2Mediatek Inc.
- Hybrid vacuum electronics communication and sensor system13 Jan 2026US 12,525,919 B2Boise State University
- Offset-mixer interferometric noise suppressed oscillator (INSO)23 Dec 2025US 12,506,442 B1Raytheon Company
- System and method for measuring radio frequency phase shift of an inline device9 Apr 2026US 2026/0100714 A1GM Global Technology Operations LLC
- Spurious suppression circuit12 Mar 2026US 2026/0074683 A1
- Oscillator device15 Jan 2026US 2026/0019034 A1Nuvoton Technology Corporation
- Methods and apparatus to compensate for package stress variance or temperature variance1 Jan 2026US 2026/0005650 A1
- Current-mode sinusoidal oscillator using single current amplifier13 Nov 2025US 2025/0350241 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Delay circuit, oscillation circuit and semiconductor memory device26US 5,627,488 AKabushiki Kaisha Toshiba · 1997
- Capacitance sensor circuit and method for measuring capacitance and small changes in capacitance23US 5,148,126 ASentech Corporation · 1992
- Tunable, distributed, voltage-controlled oscillator23US 6,396,359 B1California Institute of Technology · 2002
- Logarithmic resistance-to-frequency converter16US 3,933,046 AU. S. Philips Corporation · 1976
- Delay circuit, oscillation circuit and semiconductor memory device16US 5,969,557 AKabushiki Kaisha Toshiba · 1999