H04L 2027/0057
Quadrature phase
Official title: {quadrature phase}
H04L2027/0057 (Quadrature phase) appears on 487 US grants and 322 published applications in this corpus.
Search patents in H04L- Granted patents
- 487
- Published applications
- 322
- Assignees
- 199
- Inventors
- 686
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 8 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 8 | 0 |
| 1996 | 13 | 0 |
| 1997 | 8 | 0 |
| 1998 | 20 | 0 |
| 1999 | 14 | 0 |
| 2000 | 15 | 0 |
| 2001 | 25 | 9 |
| 2002 | 29 | 31 |
| 2003 | 30 | 28 |
| 2004 | 25 | 23 |
| 2005 | 25 | 20 |
| 2006 | 26 | 17 |
| 2007 | 21 | 65 |
| 2008 | 29 | 43 |
| 2009 | 30 | 21 |
| 2010 | 20 | 8 |
| 2011 | 20 | 5 |
| 2012 | 16 | 7 |
| 2013 | 8 | 5 |
| 2014 | 9 | 7 |
| 2015 | 10 | 5 |
| 2016 | 3 | 3 |
| 2017 | 4 | 3 |
| 2018 | 1 | 2 |
| 2019 | 8 | 4 |
| 2020 | 1 | 2 |
| 2021 | 2 | 6 |
| 2022 | 6 | 0 |
| 2023 | 1 | 2 |
| 2024 | 0 | 1 |
| 2025 | 2 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for transmission of auxiliary data using reconfigurable intelligent surfaces18 Nov 2025US 12,476,694 B2Sequans Communications
- Demodulation device and demodulation method25 Mar 2025US 12,261,569 B2Furuno Electric Co., Ltd.
- Multiphase signal generator31 Jan 2023US 11,570,033 B1Apple Inc.
- Method and apparatus for high data rate long range acoustic and RF communication using chirp waveform modulation19 Jul 2022US 11,394,594 B2The Research Foundation for The State University of New York
- Phase/frequency tracking transceiver5 Jul 2022US 11,381,430 B2Cypress Semiconductor Corporation
- S1g duplicate mode classification methods and wireless communication devices in a wireless network11 Jun 2026US 2026/0164310 A2Morse Micro Pty. Ltd.
- S1g duplicate mode classification methods and wireless communication devices in a wireless network15 Jan 2026US 2026/0019882 A1Morse Micro Pty. Ltd.
- Ai-based digital pre-distortion for digital envelope tracking power amplifiers25 Dec 2025US 2025/0392498 A1Samsung Electronics Co., Ltd.
- Receiver architecture demodulating 4n-qam directly in analog domain without analog-to-digital converter (adc)22 May 2025US 2025/0168051 A1The Regents of the University of California
- Method and apparatus to provide frequency translation of audio signal via switching and/or dc restoration13 Mar 2025US 2025/0088396 A1
Most cited
By later US patents
- Transport of payload information and control messages on multiple orthogonal carriers spread throughout substantially all of a frequency bandwith320US 6,275,990 B1ADC Telecommunications, Inc. · 2001
- Channel selection for a hybrid fiber coax network264US 6,334,219 B1ADC Telecommunications, Inc. · 2001
- Dynamic bandwidth allocation220US 7,069,577 B2SDC Telecommunications, Inc. · 2006
- Dynamic bandwidth allocation205US 6,279,158 B1ADC Telecommunications, Inc. · 2001
- Multi-point to point communication system with remote unit burst identification186US 6,330,241 B1ADC Telecommunications, Inc. · 2001