H03D 7/12
Transference of modulation from one carrier to another: by means of semiconductor
Official title: by means of semiconductor devices having more than two electrodes (H03D7/14 - H03D7/22 take precedence)
H03D7/12 (Transference of modulation from one carrier to another: by means of semiconductor) appears on 413 US grants and 211 published applications in this corpus.
Search patents in H03D- Granted patents
- 413
- Published applications
- 211
- Assignees
- 200
- Inventors
- 791
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 10 | 0 |
| 1987 | 8 | 0 |
| 1988 | 9 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 11 | 0 |
| 1995 | 13 | 0 |
| 1996 | 14 | 0 |
| 1997 | 13 | 0 |
| 1998 | 17 | 0 |
| 1999 | 10 | 0 |
| 2000 | 12 | 0 |
| 2001 | 7 | 3 |
| 2002 | 5 | 8 |
| 2003 | 5 | 9 |
| 2004 | 1 | 6 |
| 2005 | 10 | 5 |
| 2006 | 8 | 6 |
| 2007 | 6 | 7 |
| 2008 | 4 | 7 |
| 2009 | 6 | 11 |
| 2010 | 6 | 2 |
| 2011 | 6 | 6 |
| 2012 | 13 | 7 |
| 2013 | 5 | 6 |
| 2014 | 7 | 13 |
| 2015 | 8 | 10 |
| 2016 | 16 | 4 |
| 2017 | 6 | 12 |
| 2018 | 10 | 8 |
| 2019 | 10 | 9 |
| 2020 | 22 | 13 |
| 2021 | 17 | 14 |
| 2022 | 9 | 9 |
| 2023 | 13 | 8 |
| 2024 | 6 | 11 |
| 2025 | 11 | 9 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mixer circuit25 Aug 2026US 12,719,519 B2NTT, Inc.
- Ultra-wideband up-conversion N-path mixer with bandpass rejection of odd harmonic frequencies9 Jun 2026US 12,652,069 B1HRL Laboratories, LLC
- Harmonic mixer with multi-phase local oscillator signals for inherently linear upconversion26 May 2026US 12,640,686 B2The Regents of the University of California
- Harmonic mixer19 May 2026US 12,633,875 B2Mitsubishi Electric Corporation
- Reception apparatus28 Apr 2026US 12,615,067 B2Sony Semiconductor Solutions Corporation
- Low spurious down-conversion mixer1 Oct 2026US 2026/0303043 A1ViaSat, Inc.
- Single down conversion satellite payload with polyphase mixer16 Jul 2026US 2026/0205056 A1ViaSat, Inc.
- Balanced mixer2 Jul 2026US 2026/0189185 A1MACOM Technology Solutions Holdings, Inc.
- Operating method for radio frequency (rf) circuit including mixer configured for independent second order intercept point (ip2) calibration18 Jun 2026US 2026/0171970 A1GLOBALFOUNDRIES U. S. Inc.
- Tunable oscillator with low phase noise30 Apr 2026US 2026/0121371 A1
Most cited
By later US patents
- Mixer for direct conversion receiver159US 5,303,417 APlessey Semiconductors Limited · 1994
- Resonant loop resistive FET mixer134US 5,263,198 AHoneywell Inc. · 1993
- Active image separation mixer122US 5,410,743 AMotorola, Inc. · 1995
- Single balanced frequency downconverter for direct broadcast satellite transmissions and hybrid ring signal combiner120US 5,903,827 AFujitsu Compound Semiconductor, Inc. · 1999
- Center-tapped coil-based tank circuit for a balanced mixer circuit116US 5,140,705 APioneer Electronic Corporation · 1992