H04B 7/0478
Special codebook structures directed to feedback optimisation
Official title: {Special codebook structures directed to feedback optimisation}
H04B7/0478 (Special codebook structures directed to feedback optimisation) appears on 1,378 US grants and 1,777 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,378
- Published applications
- 1,777
- Assignees
- 157
- Inventors
- 1,399
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 0 | 2 |
| 2007 | 0 | 7 |
| 2008 | 0 | 9 |
| 2009 | 2 | 12 |
| 2010 | 10 | 26 |
| 2011 | 5 | 43 |
| 2012 | 26 | 50 |
| 2013 | 39 | 81 |
| 2014 | 79 | 74 |
| 2015 | 95 | 104 |
| 2016 | 85 | 106 |
| 2017 | 79 | 119 |
| 2018 | 111 | 146 |
| 2019 | 153 | 127 |
| 2020 | 143 | 154 |
| 2021 | 112 | 90 |
| 2022 | 101 | 105 |
| 2023 | 89 | 114 |
| 2024 | 85 | 162 |
| 2025 | 95 | 143 |
| 2026 | 69 | 103 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
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)
- Methods and nodes to perform precoder candidate restriction for multi-antenna UE6 Oct 2026US 12,756,445 B2Telefonaktiebolaget LM Ericsson (publ)
- CSI reporting based on linear combination port-selection codebook29 Sep 2026US 12,750,101 B2Koninklijke Philips N. V.
- Unsourced random access via channel clustering in orthogonal time frequency space domain22 Sep 2026US 12,744,566 B2QUALCOMM Incorproated
- Precoding wireless communications using closed-loop and open-loop techniques1 Oct 2026US 2026/0303159 A1QUALCOMM Incorporated
- 8tx user equipment precoder codebook fallback24 Sep 2026US 2026/0291564 A1QUALCOMM Incorporated
- Codeblock partitioning for multiple-input multiple-output communications17 Sep 2026US 2026/0280627 A1QUALCOMM Incorporated
- Technologies for supporting codebook-based transmissions17 Sep 2026US 2026/0280628 A1Apple Inc.
- System and method for inter-cell and intra-cell multiple transmission-reception points communications3 Sep 2026US 2026/0261296 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Feedback interval control91US 8,902,834 B2Fujitsu Limited · 2014
- MIMO precoding enabling spatial multiplexing, power allocation and adaptive modulation and coding79US 7,702,029 B2Freescale Semiconductor, Inc. · 2010
- Multi-user MIMO feedback and transmission in a wireless communication system76US 7,649,831 B2Samsung Electronics Co., Ltd. · 2010
- Dynamic space division duplex (SDD) wireless communications with multiple antennas using self-interference cancellation70US 9,019,849 B2Telefonaktiebolaget'l M Ericsson (Publ) · 2015
- Method and apparatus for multiple input multiple output (MIMO) transmit beamforming59US 8,428,177 B2Samsung Electronics Co., Ltd. · 2013