H03B 19/16
Generation of oscillations by non-regenerative frequency multiplication or division of a signal
Official title: using uncontrolled rectifying devices, e.g. rectifying diodes or Schottky diodes
H03B19/16 (Generation of oscillations by non-regenerative frequency multiplication or division of a signal) appears on 87 US grants and 17 published applications in this corpus.
Search patents in H03B- Granted patents
- 87
- Published applications
- 17
- Assignees
- 65
- Inventors
- 154
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 5 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 2 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 2 | 3 |
| 2024 | 3 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Non-linear transmission line (NLTL) frequency comb generator and formed multiplier15 Jul 2025US 12,362,706 B2Chengdu Sicore Semiconductor Corp. Ltd.
- Self mixing frequency doubler tripler circuits for wireless communication29 Oct 2024US 12,132,512 B2Swiftlink Technologies Inc.
- Frequency multiplier with balun function15 Oct 2024US 12,119,825 B2Telefonaktiebolaget LM Ericsson (publ)
- On-chip diplexed multi-band submillimeter-wave/terahertz sources10 Sep 2024US 12,087,867 B2California Institute of Technology
- Radio frequency tripler systems and methods thereof7 Mar 2023US 11,601,090 B1Intrinsix Corporation
- Non-linear transmission line (nltl) frequency comb generator and formed multiplier20 Jun 2024US 2024/0204728 A1Chengdu Sicore Semiconductor Corp. Ltd.
- A Frequency Multiplier with Balun Function2 Nov 2023US 2023/0353131 A1Telefonaktiebolaget LM Ericsson (publ)
- Self Mixing Frequency Doubler Tripler Circuits for Wireless Communication7 Sep 2023US 2023/0283317 A1Swiftlink Technologies Inc.
- Radio frequency tripler systems and methods thereof2 Mar 2023US 2023/0067543 A1Intrinsix Corporation
- Oscillator and method of driving the same16 Jun 2022US 2022/0190783 A1Lx Semicon Co., Ltd.
Most cited
By later US patents
- On-chip power-combining for high-power schottky diode based frequency multipliers193US 9,143,084 B2California Institute of Technology · 2015
- Microwave subharmonic mixer device124US 4,485,488 AThomson-CSF · 1984
- Waveguide excited enhancement and inherent rejection of interference in a subharmonic mixer120US 4,955,079 ARaytheon Company · 1990
- Direct digital FM waveform generator for radar systems116US 5,151,661 AWestinghouse Electric Corp. · 1992
- Broadband frequency multiplication by multitransition operation of step recovery diode107US 4,360,867 ABell Telephone Laboratories, Incorporated · 1982