H04L 27/26532
Demodulators using other transforms
Official title: {Demodulators using other transforms, e.g. discrete cosine transforms, Orthogonal Time Frequency and Space [OTFS] or hermetic transforms}
H04L27/26532 (Demodulators using other transforms) appears on 64 US grants and 86 published applications in this corpus.
Search patents in H04L- Granted patents
- 64
- Published applications
- 86
- Assignees
- 41
- Inventors
- 143
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 4 |
| 2015 | 4 | 0 |
| 2016 | 1 | 2 |
| 2017 | 1 | 3 |
| 2018 | 3 | 2 |
| 2019 | 2 | 5 |
| 2020 | 5 | 4 |
| 2021 | 4 | 3 |
| 2022 | 3 | 11 |
| 2023 | 10 | 15 |
| 2024 | 13 | 12 |
| 2025 | 8 | 13 |
| 2026 | 7 | 6 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method of detecting OTFS SCMA signals and receiver implementing the method7 Jul 2026US 12,676,781 B2AUMOVIO Germany GmbH
- Multi-carrier connection design via intelligent exploitation of multi-user diversity in delay-doppler domain21 Apr 2026US 12,609,856 B2
- Transmitter and receiver for, and method of, transmitting and receiving symbols over time varying channels with doppler spread24 Feb 2026US 12,562,949 B2Continental Automotive Technologies GmbH
- Transmitter and receiver for, and method of, transmitting and receiving symbols over time varying channels with doppler spread3 Feb 2026US 12,542,704 B2Continental Automotive Technologies GmbH
- Transmitter and receiver for, and method of, transmitting and receiving symbols over time varying channels with doppler spread27 Jan 2026US 12,537,731 B2Continental Automotive Technologies GmbH
- Otsm-based communication method, communication system, and computing device for performing the same2 Jul 2026US 2026/0189446 A1Industry-Academic Cooperation Foundation, Yeungnam University
- Signal processing method, transmit-end device, and receive-end device2 Jul 2026US 2026/0189448 A1Quectel Wireless Solutions Co., Ltd.
- Method and apparatus of transmitting signal in otfs system23 Apr 2026US 2026/0113230 A1Electronics and Telecommunications Research Institute
- Method of detecting otfs scma signals and receiver implementing the method23 Apr 2026US 2026/0113231 A1Continental Automotive Technologies GmbH
- Mimo-otfs transmission and reception for next generation wlan communication systems5 Feb 2026US 2026/0039531 A1Indian Institute of Technology Kharagpur
Most cited
By later US patents
- Carrier interferometry coding with applications to cellular and local area networks119US 7,787,514 B2Lot 41 Acquisition Foundation, LLC · 2010
- Modulation and equalization in an orthonormal time-frequency shifting communications system109US 9,071,286 B2Cohere Technologies, Inc. · 2015
- Modulation and equalization in an orthonormal time-frequency shifting communications system109US 9,294,315 B2Cohere Technologies, Inc. · 2016
- Modulation and equalization in an orthonormal time-frequency shifting communications system107US 9,548,840 B2Cohere Technologies, Inc. · 2017
- Methods of operating and implementing wireless communications systems30US 10,667,148 B1Cohere Technologies, Inc. · 2020