H04B 7/0443
Utilizing "waterfilling" technique
Official title: {utilizing "waterfilling" technique}
H04B7/0443 (Utilizing "waterfilling" technique) appears on 130 US grants and 145 published applications in this corpus.
Search patents in H04B- Granted patents
- 130
- Published applications
- 145
- Assignees
- 59
- Inventors
- 216
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 9 |
| 2004 | 1 | 14 |
| 2005 | 6 | 9 |
| 2006 | 7 | 13 |
| 2007 | 5 | 10 |
| 2008 | 6 | 16 |
| 2009 | 6 | 6 |
| 2010 | 12 | 6 |
| 2011 | 11 | 12 |
| 2012 | 10 | 3 |
| 2013 | 15 | 6 |
| 2014 | 7 | 8 |
| 2015 | 9 | 5 |
| 2016 | 11 | 8 |
| 2017 | 4 | 4 |
| 2018 | 1 | 1 |
| 2019 | 3 | 3 |
| 2020 | 3 | 4 |
| 2021 | 4 | 3 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low complexity LoS MIMO system design for near field communication30 Dec 2025US 12,512,880 B2Samsung Electronics Co., Ltd.
- Communication device and method for radio communication14 Jan 2025US 12,199,799 B2Intel Corporation
- Method and device for transmitting electronic attack signal21 May 2024US 11,990,991 B2Agency for Defense Development
- Communication device and method for radio communication7 Mar 2023US 11,601,308 B2Intel Corporation
- Scheduling multi-user MIMO transmissions in fixed wireless access systems1 Nov 2022US 11,489,559 B2Cohere Technologies, Inc.
- Techniques for precoding signaling for wireless communications systems20 Aug 2026US 2026/0246506 A1QUALCOMM Incorporated
- Low complexity los mimo system design for near field communication8 Feb 2024US 2024/0048192 A1Samsung Electronics Co., Ltd.
- Communication device and method for radio communication5 Oct 2023US 2023/0318884 A1Intel Corporation
- Method and device for transmitting electronic attack signal10 Feb 2022US 2022/0045781 A1Agency for Defense Development
- Method and device for assigning transmission power4 Nov 2021US 2021/0344387 A1Datang Mobile Communications Equipment Co., Ltd.
Most cited
By later US patents
- Spatio-temporal processing for communication580US 6,144,711 ACisco Systems, Inc. · 2000
- Method and apparatus for optimization of wireless multipoint electromagnetic communication networks446US 7,248,841 B22007
- Spatio-temporal processing for interference handling318US 6,452,981 B1Cisco Systems, Inc. · 2002
- Multiple-input, multiple-output (MIMO) systems with multiple transmission modes243US 6,862,271 B2QUALCOMM Incorporated · 2005
- Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems222US 6,760,388 B2QUALCOMM Incorporated · 2004