H04L 1/0612
Space-time modulation
Official title: {Space-time modulation}
H04L1/0612 (Space-time modulation) appears on 61 US grants and 60 published applications in this corpus.
Search patents in H04L- Granted patents
- 61
- Published applications
- 60
- Assignees
- 40
- Inventors
- 122
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 2 |
| 2004 | 2 | 3 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 2 |
| 2008 | 2 | 2 |
| 2009 | 3 | 4 |
| 2010 | 0 | 0 |
| 2011 | 3 | 0 |
| 2012 | 3 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 7 |
| 2015 | 2 | 3 |
| 2016 | 2 | 1 |
| 2017 | 8 | 6 |
| 2018 | 1 | 2 |
| 2019 | 3 | 4 |
| 2020 | 7 | 4 |
| 2021 | 3 | 3 |
| 2022 | 5 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 9 |
| 2025 | 1 | 0 |
| 2026 | 4 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Communication of high efficiency (HE) long training fields (LTFs) in a wireless local area network (WLAN)18 Aug 2026US 12,712,606 B2InterDigital Patent Holdings, Inc.
- Hybrid protocol gateway for unified management of mixed fleets4 Aug 2026US 12,701,004 B1Samsara Inc.
- Coding method and apparatus and readable storage medium28 Jul 2026US 12,695,544 B2Vivo Mobile Communication Co., Ltd.
- Method for transmitting control and training symbols in multi-user wireless communication system14 Apr 2026US 12,604,320 B2Electronics and Telecommunications Research Institute
- Decoding method, device, and readable storage medium9 Dec 2025US 12,494,826 B2Vivo Mobile Communication Co., Ltd.
- Communication of high efficiency (he) long training fields (ltfs) in a wireless local area network (wlan)2 Jul 2026US 2026/0189274 A1InterDigital Patent Holdings, Inc.
- Method configuring a plurality of transmit antennas21 Nov 2024US 2024/0388337 A1Continental Automotive Technologies GmbH
- Optimal index vector selection method for spatial modulation14 Nov 2024US 2024/0380452 A1Continental Automotive Technologies GmbH
- Method for optimal and scalable quadrature space-time modulation7 Nov 2024US 2024/0372648 A1Continental Automotive Technologies GmbH
- Method for optimal and scalable quadrature space-time modulation7 Nov 2024US 2024/0372649 A1Continental Automotive Technologies GmbH
Most cited
By later US patents
- Antipodal demodulation method and antipodal demodulator for non-coherent unitary space-time modulation in MIMO wireless communication116US 8,879,660 B1Huazhong University of Science and Technology · 2014
- Near-optimal low-complexity decoding of space-time codes for fixed wireless applications63US 6,188,736 B1AT&T Wireless Svcs. Inc. · 2001
- Near-optimal low-complexity decoding of space-time codes for fixed wireless applications45US 6,741,635 B2AT&T Wireless Services, Inc. · 2004
- Wireless transmission method for antenna arrays, having improved resistance to fading38US 6,327,310 B1Lucent Technologies Inc. · 2001
- Phase offset spatial multiplexing36US 7,356,089 B2Nortel Networks Limited · 2008