H04L 27/205
In which the data are represented by the change in phase of
Official title: {in which the data are represented by the change in phase of the carrier}
H04L27/205 (In which the data are represented by the change in phase of) appears on 41 US grants and 39 published applications in this corpus.
Search patents in H04L- Granted patents
- 41
- Published applications
- 39
- Assignees
- 32
- Inventors
- 86
- Latest grant
- 2 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 1 |
| 2006 | 2 | 4 |
| 2007 | 1 | 3 |
| 2008 | 4 | 4 |
| 2009 | 0 | 1 |
| 2010 | 3 | 1 |
| 2011 | 2 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 2 | 4 |
| 2017 | 0 | 0 |
| 2018 | 4 | 5 |
| 2019 | 1 | 2 |
| 2020 | 5 | 2 |
| 2021 | 3 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Ternary modulation using inter-operable transmitters and receivers2 Apr 2024US 11,949,459 B2Juniper Networks, Inc.
- Multi-level coded modulation for non-coherent communication28 Mar 2023US 11,616,667 B2QUALCOMM Incorporated
- Optical receiving apparatus, optical transmitting apparatus, and frequency offset estimation method20 Sep 2022US 11,451,305 B2Nippon Telegraph and Telephone Corporation
- Ternary modulation using inter-operable transmitters and receivers14 Jun 2022US 11,362,737 B2Juniper Networks, Inc.
- Information transmission method and apparatus31 Aug 2021US 11,108,608 B2Huawei Technologies Co., Ltd.
- Ternary modulation using inter-operable transmitters and receivers1 Sep 2022US 2022/0278756 A1Juniper Networks, Inc.
- Multi-level coded modulation for non-coherent communication17 Feb 2022US 2022/0052887 A1QUALCOMM Incorporated
- Optical receiving apparatus, optical transmitting apparatus, and frequency offset estimation method23 Dec 2021US 2021/0399809 A1Nippon Telegraph and Telephone Corporation
- Ternary modulation using inter-operable transmitters and receivers28 Oct 2021US 2021/0336704 A1Juniper Networks, Inc.
- Information transmission method and apparatus22 Oct 2020US 2020/0336354 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- High-data-rate wireless local-area network210US 5,809,060 AMicrilor, Inc. · 1998
- Transmission speed switching system14US 4,236,248 A1980
- Extension of wireless local area network communication system to accommodate higher data rates while preserving legacy receiver features14US 6,882,679 B2Sharp Laboratories of America, Inc. · 2005
- Digital modulator12US 4,049,909 ABell Telephone Laboratories, Incorporated · 1977
- Gaussian frequency shift keying digital demodulator9US 7,110,477 B2Texas Instruments Incorporated · 2006