H04L 27/2621
Reduction thereof using phase offsets between subcarriers
Official title: {Reduction thereof using phase offsets between subcarriers}
H04L27/2621 (Reduction thereof using phase offsets between subcarriers) appears on 373 US grants and 426 published applications in this corpus.
Search patents in H04L- Granted patents
- 373
- Published applications
- 426
- Assignees
- 150
- Inventors
- 679
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 3 |
| 2002 | 5 | 7 |
| 2003 | 3 | 6 |
| 2004 | 4 | 10 |
| 2005 | 4 | 11 |
| 2006 | 8 | 11 |
| 2007 | 7 | 9 |
| 2008 | 12 | 5 |
| 2009 | 8 | 12 |
| 2010 | 9 | 15 |
| 2011 | 11 | 25 |
| 2012 | 14 | 11 |
| 2013 | 20 | 17 |
| 2014 | 17 | 14 |
| 2015 | 18 | 15 |
| 2016 | 21 | 15 |
| 2017 | 16 | 26 |
| 2018 | 18 | 23 |
| 2019 | 28 | 19 |
| 2020 | 16 | 16 |
| 2021 | 25 | 26 |
| 2022 | 12 | 27 |
| 2023 | 20 | 37 |
| 2024 | 28 | 21 |
| 2025 | 28 | 27 |
| 2026 | 10 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transmitting synchronisation signals on multiple carriers6 Oct 2026US 12,756,610 B2Telefonaktiebolaget LM Ericsson (publ)
- Method and apparatus for receiving PPDU with duplicated data through 80 MHz band in wireless LAN system6 Oct 2026US 12,756,611 B2LG Electronics Inc.
- Method and device for receiving PPDU through broadband in wireless LAN system18 Aug 2026US 12,712,770 B2LG Electronics Inc.
- Methods for reliable over-the-air computation with pulses for distributed learning and with federated edge learning without channel state information21 Jul 2026US 12,688,413 B2University of South Carolina
- Wireless communication method, wireless communication system, and transmission device7 Jul 2026US 12,676,778 B2NTT, Inc.
- Radio receiver with offset compensation and related methods8 Oct 2026US 2026/0312855 A1Skyworks Solutions, Inc.
- Deep learning-aided phase noise cancellation for discrete fourier transform–spread orthogonal frequency division multiplexing1 Oct 2026US 2026/0303428 A1Huawei Technologies Co., Ltd.
- Phase shift indication in each subblock of a partial transmit sequence based-transmission1 Oct 2026US 2026/0303429 A1QUALCOMM Incorporated
- Communication method in wireless local area network and related apparatuses17 Sep 2026US 2026/0280953 A1Huawei Technologies Co., Ltd.
- Transmitter and transmission method20 Aug 2026US 2026/0247350 A1Ntt Docomo, Inc.
Most cited
By later US patents
- Orthogonal superposition coding for direct-sequence communications207US 7,317,750 B2Lot 41 Acquisition Foundation, LLC · 2008
- Method and apparatus for reducing the peak-to-average power in multi-carrier RF communication systems175US 5,302,914 AAT&T Bell Laboratories · 1994
- Apparatus and method for transmitting and receiving side information of a partial transmit sequence in an OFDM communication system154US 7,376,074 B2Samsung Electronics Co., Ltd. · 2008
- CDMA system with frequency domain equalization133US 7,099,299 B2Agency for Science, Technology and Research · 2006
- Digital signal transmission system using frequency division multiplex128US 5,610,908 ABritish Broadcasting Corporation · 1997