H03B 19/00
Generation of oscillations by non-regenerative frequency multiplication or division of a signal
Official title: Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source (transference of modulation from one carrier to another H03D7/00)
H03B19/00 (Generation of oscillations by non-regenerative frequency multiplication or division of a signal) appears on 610 US grants and 377 published applications in this corpus.
Search patents in H03B- Granted patents
- 610
- Published applications
- 377
- Assignees
- 324
- Inventors
- 1,145
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 10 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 8 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 6 | 0 |
| 1987 | 17 | 0 |
| 1988 | 11 | 0 |
| 1989 | 9 | 0 |
| 1990 | 10 | 0 |
| 1991 | 11 | 0 |
| 1992 | 16 | 0 |
| 1993 | 10 | 0 |
| 1994 | 14 | 0 |
| 1995 | 17 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 14 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 5 |
| 2002 | 12 | 12 |
| 2003 | 11 | 6 |
| 2004 | 3 | 2 |
| 2005 | 3 | 8 |
| 2006 | 6 | 12 |
| 2007 | 10 | 15 |
| 2008 | 6 | 16 |
| 2009 | 16 | 23 |
| 2010 | 14 | 10 |
| 2011 | 10 | 21 |
| 2012 | 22 | 25 |
| 2013 | 26 | 33 |
| 2014 | 43 | 27 |
| 2015 | 26 | 15 |
| 2016 | 21 | 16 |
| 2017 | 15 | 15 |
| 2018 | 9 | 12 |
| 2019 | 15 | 16 |
| 2020 | 24 | 17 |
| 2021 | 18 | 15 |
| 2022 | 19 | 18 |
| 2023 | 21 | 18 |
| 2024 | 12 | 9 |
| 2025 | 12 | 6 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H03B 19/06Generation of oscillations by non-regenerative frequency multiplication or division of a signal317
- H03B 19/16Generation of oscillations by non-regenerative frequency multiplication or division of a signal87
- H03B 19/05Generation of oscillations by non-regenerative frequency multiplication or division of a signal20
- H03B 19/03Generation of oscillations by non-regenerative frequency multiplication or division of a signal7
Recent patents
- Multi-gigabit per second frequency-shift keying (FSK) transceiver28 Apr 2026US 12,615,174 B2The Regents of the University of California
- Input matching network with harmonic trap for frequency multiplier13 Jan 2026US 12,525,920 B2Analog Devices, Inc.
- Frequency multiplying using variable inductors and capacitors6 Jan 2026US 12,519,226 B1Amazon Technologies, Inc.
- Transformer-coupled input buffer for frequency synthesis21 Oct 2025US 12,451,840 B2Texas Instruments Incorporated
- Complementary current reuse even harmonic frequency multiplier7 Oct 2025US 12,438,506 B1National Technology & Engineering Solutions of Sandia, LLC
- Frequency divider and method of operating23 Apr 2026US 2026/0113045 A1STMicroelectronics International N. V.
- Transformer-coupled input buffer for frequency synthesis12 Feb 2026US 2026/0045906 A1Texas Instruments Incorporated
- Energy efficient, strained topological insulator spin field effect transistor (sti-spinfet) frequency multiplier5 Feb 2026US 2026/0040632 A1Virginia Commonwealth University
- Method and apparatus for automatic gain control22 Jan 2026US 2026/0025115 A1Renesas Electronics America Inc.
- Frequency multiplier and wireless communication device22 Jan 2026US 2026/0025127 A1Huawei Technologies 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
- Frequency multiplier with programmable order of multiplication177US 4,967,160 AThomson-CSF · 1990
- Mixer for direct conversion receiver159US 5,303,417 APlessey Semiconductors Limited · 1994
- Delay locked loop based clock synthesizer using a dynamically adjustable number of delay elements therein134US 5,463,337 AAT&T Corp. · 1995
- Microwave subharmonic mixer device124US 4,485,488 AThomson-CSF · 1984