H04B 7/0667
Of delayed versions of same signal
Official title: {of delayed versions of same signal (using space-time coding H04L1/0618)}
H04B7/0667 (Of delayed versions of same signal) appears on 1,646 US grants and 1,747 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,646
- Published applications
- 1,747
- Assignees
- 394
- Inventors
- 2,153
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 10 | 0 |
| 2001 | 14 | 9 |
| 2002 | 17 | 33 |
| 2003 | 10 | 45 |
| 2004 | 27 | 80 |
| 2005 | 29 | 77 |
| 2006 | 41 | 90 |
| 2007 | 45 | 94 |
| 2008 | 54 | 119 |
| 2009 | 71 | 99 |
| 2010 | 81 | 118 |
| 2011 | 114 | 128 |
| 2012 | 142 | 121 |
| 2013 | 154 | 100 |
| 2014 | 123 | 79 |
| 2015 | 128 | 79 |
| 2016 | 83 | 56 |
| 2017 | 67 | 64 |
| 2018 | 63 | 72 |
| 2019 | 76 | 53 |
| 2020 | 69 | 58 |
| 2021 | 56 | 50 |
| 2022 | 47 | 30 |
| 2023 | 30 | 25 |
| 2024 | 22 | 28 |
| 2025 | 28 | 26 |
| 2026 | 13 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Transmission method, reception method, transmitter, and receiver29 Sep 2026US 12,750,159 B2Panasonic Intellectual Property Corporation of America
- Transparent transmit diversity with bandwidth dependent delay15 Sep 2026US 12,739,008 B2Lenovo (Singapore) Pte. Ltd.
- Blind direction of arrival estimation systems and methods25 Aug 2026US 12,719,546 B2CesiumAstro, Inc.
- User equipment cooperation25 Aug 2026US 12,719,620 B2QUALCOMM Incorporated
- Phase alignment system and method18 Aug 2026US 12,712,556 B2QUALCOMM Incorporated
- Network configuration of cyclic delay diversity for user equipment transmissions20 Aug 2026US 2026/0247373 A1QUALCOMM Incorporated
- Quasi-orthogonal spatially-coupled multiple-input, multiple-output6 Aug 2026US 2026/0230119 A1QUALCOMM Incorporated
- Methods, architectures, apparatuses and systems for reduced reference signal overhead in near field30 Jul 2026US 2026/0222139 A1
- Srs enhancement for interference randomization7 May 2026US 2026/0128935 A1Samsung Electronics Co., Ltd.
- Information exchange method, apparatus, and readable storage medium2 Apr 2026US 2026/0095226 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system793US 6,473,467 B1QUALCOMM Incorporated · 2002
- Low cost anvil assembly for a circular stapler760US 8,910,847 B2Ethicon Endo-Surgery, Inc. · 2014
- CDMA microcellular telephone system and distributed antenna system therefor661US 5,280,472 AQUALCOMM Incorporated · 1994
- Spatio-temporal processing for communication580US 6,144,711 ACisco Systems, Inc. · 2000
- Dual distributed antenna system415US 5,513,176 AQUALCOMM Incorporated · 1996