H04L 27/2032
For discrete phase modulation
Official title: {for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner}
H04L27/2032 (For discrete phase modulation) appears on 1,312 US grants and 997 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,312
- Published applications
- 997
- Assignees
- 484
- Inventors
- 2,331
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 9 | 0 |
| 1978 | 10 | 0 |
| 1979 | 6 | 0 |
| 1980 | 6 | 0 |
| 1981 | 7 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 11 | 0 |
| 1986 | 9 | 0 |
| 1987 | 8 | 0 |
| 1988 | 10 | 0 |
| 1989 | 14 | 0 |
| 1990 | 11 | 0 |
| 1991 | 10 | 0 |
| 1992 | 16 | 0 |
| 1993 | 18 | 0 |
| 1994 | 15 | 0 |
| 1995 | 15 | 0 |
| 1996 | 22 | 0 |
| 1997 | 18 | 0 |
| 1998 | 30 | 0 |
| 1999 | 23 | 0 |
| 2000 | 29 | 0 |
| 2001 | 30 | 10 |
| 2002 | 31 | 38 |
| 2003 | 19 | 27 |
| 2004 | 30 | 45 |
| 2005 | 19 | 25 |
| 2006 | 39 | 36 |
| 2007 | 20 | 44 |
| 2008 | 42 | 44 |
| 2009 | 32 | 30 |
| 2010 | 35 | 34 |
| 2011 | 40 | 39 |
| 2012 | 50 | 42 |
| 2013 | 42 | 37 |
| 2014 | 46 | 46 |
| 2015 | 62 | 41 |
| 2016 | 47 | 62 |
| 2017 | 44 | 43 |
| 2018 | 45 | 42 |
| 2019 | 57 | 53 |
| 2020 | 50 | 63 |
| 2021 | 56 | 54 |
| 2022 | 36 | 28 |
| 2023 | 37 | 30 |
| 2024 | 41 | 33 |
| 2025 | 34 | 28 |
| 2026 | 10 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Transmission device and transmission method8 Sep 2026US 12,732,238 B2Panasonic Intellectual Property Corporation of America
- Data transmission method and apparatus, communication node, and storage medium14 Jul 2026US 12,683,851 B2Zte Corporation
- Apparatus, system and method of phase shifting23 Jun 2026US 12,665,576 B2Intel Corporation
- System and method for multiple supply IQ sharing in digital to analog signal conversion9 Jun 2026US 12,652,204 B2Instituto de Pesquisas Eldorado
- Apparatus and methods for watermarking using starting phase modulation26 May 2026US 12,641,271 B2The Nielsen Company (US), LLC
- Method and device for carrying out multi-layer transmission in wireless lan system8 Oct 2026US 2026/0312637 A1LG Electronics Inc.
- Channel estimation reference signal on quadrature amplitude modulation sub-constellation24 Sep 2026US 2026/0291800 A1QUALCOMM Incorporated
- Method and apparatus for performing channel sounding using transparent pseudo random noise17 Sep 2026US 2026/0280799 A1Samsung Electronics Co., Ltd.
- Linear modulator for signaling at thz frequencies17 Sep 2026US 2026/0280948 A1Attotude, Inc.
- Signaling designs enabling unequal modulation transmission on spatial streams in wireless communications17 Sep 2026US 2026/0281215 A1Mediatek Inc.
Most cited
By later US patents
- Method and apparatus for multiple access between transceivers in wireless communications using OFDM spread spectrum691US 5,282,222 A1994
- Method and apparatus for generating and collecting viewing statistics for remote terminals in a cable television system432US 5,251,324 AScientific-Atlanta, Inc. · 1993
- Interactive television and data transmission system366US 4,750,036 ARadio Telcom & Technology, Inc. · 1988
- Code division multiple access (CDMA) communication system333US 6,157,619 AInterDigital Technology Corporation · 2000
- Interactive television and data transmission system314US 5,177,604 ARadio Telcom & Technology, Inc. · 1993