H04L 25/069
By detecting edges or zero crossings
Official title: {by detecting edges or zero crossings}
H04L25/069 (By detecting edges or zero crossings) appears on 113 US grants and 91 published applications in this corpus.
Search patents in H04L- Granted patents
- 113
- Published applications
- 91
- Assignees
- 79
- Inventors
- 193
- Latest grant
- 21 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 3 |
| 2002 | 0 | 4 |
| 2003 | 5 | 7 |
| 2004 | 3 | 4 |
| 2005 | 5 | 1 |
| 2006 | 4 | 3 |
| 2007 | 2 | 4 |
| 2008 | 1 | 3 |
| 2009 | 3 | 3 |
| 2010 | 2 | 1 |
| 2011 | 1 | 3 |
| 2012 | 6 | 5 |
| 2013 | 3 | 0 |
| 2014 | 2 | 1 |
| 2015 | 3 | 4 |
| 2016 | 2 | 7 |
| 2017 | 4 | 2 |
| 2018 | 5 | 6 |
| 2019 | 7 | 11 |
| 2020 | 15 | 6 |
| 2021 | 3 | 3 |
| 2022 | 2 | 3 |
| 2023 | 6 | 7 |
| 2024 | 4 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Phase demodulation using pulse signal21 May 2024US 11,991,027 B2Renesas Electronics America Inc.
- Compensation circuit for adjusting ratio of coincidence counts of data patterns, and memory device including the same, and operating method thereof5 Mar 2024US 11,924,008 B2Samsung Electronics Co., Ltd.
- Equalizer and equalization system20 Feb 2024US 11,909,567 B2Hitachi, Ltd.
- Communication system using shape-shifted sinusoidal waveforms16 Jan 2024US 11,876,659 B2TeraWave, LLC
- Timer-based edge-boosting equalizer for high-speed wireline transmitters21 Nov 2023US 11,824,695 B2QUALCOMM Incorporated
- Timer-based edge-boosting equalizer for high-speed wireline transmitters31 Aug 2023US 2023/0275792 A1QUALCOMM Incorporated
- Phase demodulation using pulse signal24 Aug 2023US 2023/0269117 A1Renesas Electronics America Inc.
- Digital isolator and digital signal transmission method thereof20 Jul 2023US 2023/0231548 A1Silergy Semiconductor Technology (Hangzhou) LTD
- Compensation circuit for adjusting ratio of coincidence counts of data patterns, and memory device including the same, and operating method thereof11 May 2023US 2023/0145624 A1Samsung Electronics Co., Ltd.
- Methods and systems of differential-signal receivers4 May 2023US 2023/0134043 A1Semiconductor Components Industries, LLC
Most cited
By later US patents
- Adaptive FSK demodulator and threshold detector134US 4,716,376 AAT&T Information Systems Inc. · 1987
- Drift compensated fiber optic-receiver49US 4,229,831 ABurroughs Corporation · 1980
- Multi-level pulse amplitude modulation receiver44US 7,099,400 B2Agere Systems Inc. · 2006
- Adaptive signal quality measurement circuit for PSK and FSK demodulators42US 4,393,499 AFord Aerospace & Communications Corporation · 1983
- Data transmitter and receiver of a DS-CDMA communication system34US 6,246,715 B1Samsung Electronics Co., Ltd. · 2001