H04B 7/0487
Codebooks having a nested structure
Official title: {Codebooks having a nested structure}
H04B7/0487 (Codebooks having a nested structure) appears on 64 US grants and 74 published applications in this corpus.
Search patents in H04B- Granted patents
- 64
- Published applications
- 74
- Assignees
- 23
- Inventors
- 101
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 1 | 1 |
| 2012 | 3 | 3 |
| 2013 | 3 | 4 |
| 2014 | 3 | 12 |
| 2015 | 7 | 12 |
| 2016 | 10 | 6 |
| 2017 | 8 | 5 |
| 2018 | 4 | 5 |
| 2019 | 6 | 3 |
| 2020 | 7 | 7 |
| 2021 | 3 | 1 |
| 2022 | 2 | 3 |
| 2023 | 3 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 3 |
| 2026 | 2 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Refined beam prediction with wide beam measurements19 May 2026US 12,634,912 B2Nokia Technologies Oy
- Codebook generation method and electronic apparatus24 Feb 2026US 12,562,790 B2ASUSTeK COMPUTER INC.
- Codebook sub-sampling for CSI feedback on PUCCH for 4TX MIMO15 Jul 2025US 12,362,792 B2Texas Instruments Incorporated
- 4Tx codebook enhancement in LTE22 Oct 2024US 12,126,411 B2Texas Instruments Incorporated
- Codebook sub-sampling for CSI feedback on PUCCH for 4Tx MIMO26 Dec 2023US 11,855,718 B2Texas Instruments Incorporated
- Multiple transmit antenna codebook enhancement methods and systems for wireless communication19 Mar 2026US 2026/0081650 A1Zte Corporation
- Codebook sub-sampling for csi feedback on pucch for 4tx mimo8 Jan 2026US 2026/0012236 A1Texas Instruments Incorporated
- Codebook generation method and electronic apparatus24 Apr 2025US 2025/0132795 A1ASUSTeK COMPUTER INC.
- Methods and apparatuses for port index signaling for non-precoder matrix indicator (pmi) channel state information (csi) feedback17 Apr 2025US 2025/0125843 A1Telefonaktiebolaget LM Ericsson (publ)
- 4tx codebook enhancement in lte13 Feb 2025US 2025/0055515 A1Texas Instruments Incorporated
Most cited
By later US patents
- 4TX codebook enhancement in LTE13US 9,281,881 B2Texas Instruments Incorporated · 2016
- MIMO codebook generation11US 8,582,680 B2LG Electronics Inc. · 2013
- Method for transmitting and receiving channel state information in wireless communication system and apparatus therefor10US 11,271,625 B2LG Electronics Inc. · 2022
- 4TX codebook enhancement in LTE10US 9,425,871 B2Texas Instruments Incorporated · 2016
- Method and apparatus for reporting downlink channel state8US 9,088,323 B2LG Electronics Inc. · 2015