H04L 25/03031
Using only passive components
Official title: {using only passive components (H04L25/03025 takes precedence)}
H04L25/03031 (Using only passive components) appears on 33 US grants and 28 published applications in this corpus.
Search patents in H04L- Granted patents
- 33
- Published applications
- 28
- Assignees
- 28
- Inventors
- 67
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 2 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 3 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 3 | 2 |
| 2018 | 1 | 4 |
| 2019 | 4 | 2 |
| 2020 | 0 | 2 |
| 2021 | 3 | 3 |
| 2022 | 3 | 0 |
| 2023 | 1 | 2 |
| 2024 | 2 | 2 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sampler input calibration in a SerDes receiver using a self-generated reference voltage3 Feb 2026US 12,542,698 B2QUALCOMM Incorporated
- Passive equalizer25 Nov 2025US 12,483,449 B2NXP USA, Inc.
- Receiver with feed forward equalization15 Apr 2025US 12,278,719 B2Apple Inc.
- Techniques for generating a PAM eye diagram in a receiver4 Jun 2024US 12,003,352 B2Altera Corporation
- Method and wire-line transceiver for performing serial loop back test7 May 2024US 11,979,263 B2Samsung Electronics Co., Ltd.
- Sampler input calibration in a serdes receiver using a self-generated reference voltage21 Aug 2025US 2025/0267047 A1QUALCOMM Incorporated
- Passive equalizer1 Aug 2024US 2024/0259238 A1NXP USA, Inc.
- Receiver with Feed Forward Equalization14 Mar 2024US 2024/0089154 A1Apple Inc.
- Method and wire-line transceiver for performing serial loop back test7 Sep 2023US 2023/0283503 A1Samsung Electronics Co., Ltd.
- Enhanced communications for wireless power transfer9 Feb 2023US 2023/0037635 A1Apple Inc.
Most cited
By later US patents
- Adaptive demodulating method for generating replica and demodulator thereof84US 5,602,507 ANTT Mobile Communications Network, Inc. · 1997
- Enhanced communications for wireless power transfer31US 11,784,512 B2Apple Inc. · 2023
- Equalization circuit23US 7,742,520 B2Texas Instruments Incorporated · 2010
- Methods and apparatus for canceling distortion in full-duplex transceivers16US 8,300,561 B2Texas Instruments Incorporated · 2012
- Reflection coefficient reader16US 9,762,416 B2Abtum Inc. · 2017