H04B 17/221
Of receiver antennas
Official title: {of receiver antennas, e.g. as to amplitude or phase}
H04B17/221 (Of receiver antennas) appears on 370 US grants and 442 published applications in this corpus.
Search patents in H04B- Granted patents
- 370
- Published applications
- 442
- Assignees
- 219
- Inventors
- 1,056
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 4 |
| 2002 | 2 | 4 |
| 2003 | 9 | 8 |
| 2004 | 6 | 9 |
| 2005 | 2 | 3 |
| 2006 | 7 | 16 |
| 2007 | 8 | 11 |
| 2008 | 5 | 14 |
| 2009 | 4 | 9 |
| 2010 | 14 | 25 |
| 2011 | 10 | 25 |
| 2012 | 23 | 14 |
| 2013 | 16 | 7 |
| 2014 | 16 | 9 |
| 2015 | 13 | 20 |
| 2016 | 13 | 17 |
| 2017 | 20 | 17 |
| 2018 | 20 | 15 |
| 2019 | 18 | 13 |
| 2020 | 23 | 25 |
| 2021 | 23 | 32 |
| 2022 | 25 | 26 |
| 2023 | 26 | 21 |
| 2024 | 25 | 24 |
| 2025 | 18 | 33 |
| 2026 | 22 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Calibration of transmit antenna chains and receive antenna chains of an antenna system15 Sep 2026US 12,739,042 B2Telefonaktiebolaget LM Ericsson (publ)
- Power-efficient antenna array control architecture8 Sep 2026US 12,732,244 B2CesiumAstro, Inc.
- Beam-based pre-distortion training25 Aug 2026US 12,719,551 B2QUALCOMM Incorporated
- Optimizing antenna array model selection in a telecommunications network18 Aug 2026US 12,713,296 B2Rakuten Mobile, Inc.
- Devices having a phased-array antenna and calibration method therefor11 Aug 2026US 12,706,378 B2Rafael Advanced Defense Systems Ltd.
- Methods and apparatus for image rejection calibration1 Oct 2026US 2026/0303143 A1Silicon Laboratories Inc.
- Methods for identifying and correcting phase and/or amplitude errors in active antenna feed networks24 Sep 2026US 2026/0291555 A1Outdoor Wireless Networks LLC
- Automatic alignment scheme for orbital angular momentum receiver24 Sep 2026US 2026/0291626 A1Lenovo (Beijing) Limited
- Over-the-air self calibration for phased array antennas17 Sep 2026US 2026/0280118 A1Space Exploration Technologies Corp.
- Phase calibration of radio-frequency fed antenna arrays17 Sep 2026US 2026/0280728 A1Sony Group Corporation
Most cited
By later US patents
- Systems and methods for compensating for transmission phasing errors in a communications system using a receive signal188US 7,970,365 B2Harris Corporation · 2011
- Base station calibration171US 9,173,217 B2Nokia Solutions and Networks Oy · 2015
- Determining a calibration function using at least one remote terminal158US 6,654,590 B2ArrayComm, Inc. · 2003
- Method and apparatus for determining signatures for calibrating a communication station having an antenna array154US 6,615,024 B1ArrayComm, Inc. · 2003
- Periodic calibration on a communications channel118US 6,963,742 B2ArrayComm, Inc. · 2005