H03H 7/21
Providing two or more phase shifted output signals
Official title: providing two or more phase shifted output signals, e.g. n-phase output
H03H7/21 (Providing two or more phase shifted output signals) appears on 143 US grants and 130 published applications in this corpus.
Search patents in H03H- Granted patents
- 143
- Published applications
- 130
- Assignees
- 102
- Inventors
- 267
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 3 |
| 2003 | 3 | 4 |
| 2004 | 5 | 5 |
| 2005 | 2 | 10 |
| 2006 | 4 | 5 |
| 2007 | 4 | 11 |
| 2008 | 7 | 5 |
| 2009 | 4 | 4 |
| 2010 | 3 | 3 |
| 2011 | 13 | 3 |
| 2012 | 3 | 7 |
| 2013 | 3 | 3 |
| 2014 | 6 | 6 |
| 2015 | 6 | 6 |
| 2016 | 5 | 4 |
| 2017 | 8 | 2 |
| 2018 | 2 | 3 |
| 2019 | 6 | 4 |
| 2020 | 10 | 16 |
| 2021 | 11 | 10 |
| 2022 | 9 | 4 |
| 2023 | 7 | 6 |
| 2024 | 2 | 2 |
| 2025 | 4 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multilayer electronic component6 Jan 2026US 12,519,449 B2TDK Corporation
- Orthogonal signal generator and method thereof, phase shifter and method thereof, and amplifying device30 Dec 2025US 12,512,870 B2Smarter Microelectronics (Guang Zhou) Co., Ltd.
- Radio-frequency chip13 May 2025US 12,301,265 B2Huawei Technologies Co., Ltd.
- Power feed circuit comprising a synthesizing-distributing unit and a phase shifting unit configured for feeding a two point or a four point circularly polarized antenna4 Feb 2025US 12,218,394 B2Harada Industry Co., Ltd.
- Dual-band 360 degree phase shifter using series/parallel resonance circuit for phased array antenna system21 Jan 2025US 12,206,383 B2Electronics and Telecommunications Research Institute
- Poly-phase filter and electronic appliance30 Jul 2026US 2026/0221953 A1Sharp Semiconductor Innovation Corporation
- Bandpass filter18 Jun 2026US 2026/0172004 A1Mitsubishi Electric Corporation
- Antenna filter unit, radio unit, and communication device16 Jan 2025US 2025/0023235 A1Telefonaktiebolaget LM Ericsson (publ)
- Multilayer electronic component29 Aug 2024US 2024/0291458 A1TDK Corporation
- Orthogonal signal generator and method thereof, phase shifter and method thereof, and amplifying device25 Jan 2024US 2024/0030958 A1Smarter Microelectronics (Guang Zhou) Co., Ltd.
Most cited
By later US patents
- Quadrature hybrid and improved vector modulator in a chip scale package using same80US 6,806,789 B2M/A-Com, Inc. · 2004
- Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same79US 7,885,682 B2ParkerVision, Inc. · 2011
- Frequency doubling circuits, method, and systems including quadrature phase generators74US 6,211,708 B1Ericsson Inc. · 2001
- Integrated receiver63US 6,035,186 AU. S. Philips Corporation · 2000
- Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same54US 7,937,106 B2ParkerVision, Inc. · 2011