H04B 7/0639
Using selective indices
Official title: {Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection}
H04B7/0639 (Using selective indices) appears on 3,465 US grants and 4,453 published applications in this corpus.
Search patents in H04B- Granted patents
- 3,465
- Published applications
- 4,453
- Assignees
- 343
- Inventors
- 3,373
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 0 | 3 |
| 2004 | 3 | 3 |
| 2005 | 3 | 7 |
| 2006 | 5 | 19 |
| 2007 | 4 | 36 |
| 2008 | 4 | 73 |
| 2009 | 6 | 71 |
| 2010 | 22 | 111 |
| 2011 | 52 | 140 |
| 2012 | 109 | 188 |
| 2013 | 138 | 276 |
| 2014 | 256 | 235 |
| 2015 | 244 | 242 |
| 2016 | 240 | 226 |
| 2017 | 214 | 181 |
| 2018 | 187 | 231 |
| 2019 | 259 | 280 |
| 2020 | 270 | 289 |
| 2021 | 248 | 245 |
| 2022 | 227 | 323 |
| 2023 | 248 | 359 |
| 2024 | 262 | 381 |
| 2025 | 263 | 288 |
| 2026 | 197 | 243 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reference signal port mapping6 Oct 2026US 12,756,434 B2Telefonaktiebolaget LM Ericsson (publ)
- Enhanced beam-based codebook subset restriction signaling6 Oct 2026US 12,756,435 B2Telefonaktiebolaget LM Ericsson (publ)
- Beamforming method, network device, terminal, and storage medium6 Oct 2026US 12,756,438 B2Zte Corporation
- Information transmission method, device, and storage medium6 Oct 2026US 12,756,443 B2Zte Corporation
- Methods and nodes to perform precoder candidate restriction for multi-antenna UE6 Oct 2026US 12,756,445 B2Telefonaktiebolaget LM Ericsson (publ)
- Precoding matrix indication method and apparatus8 Oct 2026US 2026/0312633 A1Beijing Xiaomi Mobile Software Co., Ltd.
- Method and apparatus for feeding back channel state information8 Oct 2026US 2026/0312643 A1Fujitsu Limited
- Channel state information reporting method, channel state information receiving method, communication node, and storage medium8 Oct 2026US 2026/0312649 A1Zte Corporation
- Communication devices and methods1 Oct 2026US 2026/0303179 A1Sony Group Corporation
- Codebook designs with different oversampling factors1 Oct 2026US 2026/0303180 A1QUALCOMM Incorporated
Most cited
By later US patents
- Method and apparatus for closed loop data transmission295US 7,139,328 B2Motorola, Inc. · 2006
- Devices for transmitter path weights and methods therefor236US 5,999,826 AMotorola, Inc. · 1999
- Method and apparatus for inter-cell interference coordination for transmission point group208US 9,264,204 B2LG Electronics Inc. · 2016
- Method and apparatus for multi-antenna transmission194US 6,927,728 B2Motorola, Inc. · 2005
- Method and system in a transceiver for controlling a multiple-input, multiple-output communications channel175US 6,859,503 B2Motorola, Inc. · 2005