H04L 2027/0032
At baseband and passband
Official title: {at baseband and passband}
H04L2027/0032 (At baseband and passband) appears on 107 US grants and 52 published applications in this corpus.
Search patents in H04L- Granted patents
- 107
- Published applications
- 52
- Assignees
- 70
- Inventors
- 189
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 2 |
| 2002 | 5 | 3 |
| 2003 | 5 | 2 |
| 2004 | 8 | 9 |
| 2005 | 3 | 6 |
| 2006 | 2 | 4 |
| 2007 | 3 | 3 |
| 2008 | 6 | 4 |
| 2009 | 4 | 1 |
| 2010 | 9 | 3 |
| 2011 | 3 | 3 |
| 2012 | 7 | 1 |
| 2013 | 1 | 4 |
| 2014 | 3 | 2 |
| 2015 | 3 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Carrier phase tracking method and device for orthogonal frequency division multiplexing multi-carrier system30 Sep 2025US 12,432,106 B2Datang Mobile Communications Equipment Co., Ltd.
- Systems and methods for a crystal-less bluetooth low energy transceiver27 Apr 2021US 10,992,503 B1The Regents of the University of Michigan
- Method and wireless communication device for estimating frequency offset of received signal30 Jan 2018US 9,882,760 B2Telefonaktiebolaget LM Ericsson (publ)
- Constant-envelope phase-optimized transmission methods and apparatus4 Apr 2017US 9,614,705 B2The Boeing Company
- Methods and receiver for positioning of clock related spurious signals12 Jul 2016US 9,391,823 B2Telefonaktiebolaget LM Ericsson (publ)
- Carrier phase tracking method and device for orthogonal frequency division multiplexing multi-carrier system15 Jun 2023US 2023/0188401 A1Datang Mobile Communications Equipment Co., Ltd.
- Method and wireless communication device for estimating frequency offset of received signal28 Sep 2017US 2017/0279652 A1Telefonaktiebolaget LM Ericsson (publ)
- Constant-envelope phase-optimized transmission methods and apparatus24 Nov 2016US 2016/0344579 A1The Boeing Company
- Point to Point Split Mount Impairment Correction System6 Aug 2015US 2015/0222470 A1Broadcom Corporation
- Complexity reduced feed forward carrier recovery methods for m-qam modulation formats12 Mar 2015US 2015/0071395 A1AT&T Intellectual Property I, L. P.
Most cited
By later US patents
- Phase noise and additive noise estimation in a QAM demodulator172US 6,249,180 B1Atmel Corporation · 2001
- Equalization and decision-directed loops with trellis demodulation in high definition TV140US 6,775,334 B1Broadcom Corporation · 2004
- Technique for acquiring timing and frequency synchronization for modem utilizing known (non-data) symbols as part of their normal transmitted data format131US 4,599,732 AHarris Corporation · 1986
- Process for digital transmission and direct conversion receiver128US 5,416,803 AAlcatel Telspace · 1995
- Equalization and decision-directed loops with trellis demodulation in high definition TV108US 7,474,695 B2Broadcom Corporation · 2009