H04J 14/0235
For upstream transmission
Official title: {for upstream transmission}
H04J14/0235 (For upstream transmission) appears on 51 US grants and 59 published applications in this corpus.
Search patents in H04J- Granted patents
- 51
- Published applications
- 59
- Assignees
- 29
- Inventors
- 93
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 3 |
| 2013 | 1 | 3 |
| 2014 | 4 | 3 |
| 2015 | 2 | 7 |
| 2016 | 7 | 5 |
| 2017 | 7 | 4 |
| 2018 | 2 | 4 |
| 2019 | 5 | 5 |
| 2020 | 7 | 5 |
| 2021 | 4 | 4 |
| 2022 | 4 | 3 |
| 2023 | 3 | 2 |
| 2024 | 1 | 0 |
| 2025 | 2 | 4 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical network unit testing in a multi-wavelength passive optical network system8 Sep 2026US 12,732,298 B2Verizon Patent and Licensing Inc.
- Communication method based on passive optical network, related device, and system24 Jun 2025US 12,342,110 B2Huawei Technologies Co., Ltd.
- Physical medium dependent (PMD) module with burst prediction14 Jan 2025US 12,199,744 B2MaxLinear, Inc.
- Upstream resource grant method, related device, and computer-readable storage medium19 Nov 2024US 12,149,337 B2Huawei Technologies Co., Ltd.
- Systems and methods for measurement of optical parameters in an optical network21 Nov 2023US 11,825,249 B2Verizon Patent and Licensing Inc.
- Bidirectional optical control device and method19 Mar 2026US 2026/0081693 A1Nokia Solutions and Networks Oy
- Optical network unit testing in a multi-wavelength passive optical network system2 Oct 2025US 2025/0310020 A1Verizon Patent and Licensing Inc.
- Communication method based on passive optical network, related device, and system4 Sep 2025US 2025/0280218 A1Huawei Technologies Co., Ltd.
- Physical medium dependent (pmd) module with burst prediction15 May 2025US 2025/0158731 A1MaxLinear, Inc.
- Allocating upstream resources in an optical network27 Feb 2025US 2025/0071453 A1
Most cited
By later US patents
- Time/wavelength-division multiplexed passive optical network (TWPON)15US 9,172,492 B2National Taiwan University of Science and Technology · 2015
- Wavelength division multiplexing (WDM)-based and multipath interferometry based optical ternary content addressable memory (TCAM)8US 11,057,143 B1Hewlett Packard Enterprise Development LP · 2021
- Methods and devices for wavelength alignment in WDM-PON7US 8,649,681 B2Telefonaktiebolaget LM Ericsson (publ) · 2014
- Migratable wavelength division multiplexing passive optical network5US 8,781,322 B2Google Inc. · 2014
- Systems and methods for burst detection in a CATV network4US 9,444,549 B2ARRIS Enterprises LLC · 2016