H04N 21/42638
Involving a hybrid front-end
Official title: {involving a hybrid front-end, e.g. analog and digital tuners}
H04N21/42638 (Involving a hybrid front-end) appears on 217 US grants and 234 published applications in this corpus.
Search patents in H04N- Granted patents
- 217
- Published applications
- 234
- Assignees
- 109
- Inventors
- 473
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 2 |
| 2002 | 12 | 22 |
| 2003 | 9 | 13 |
| 2004 | 9 | 17 |
| 2005 | 7 | 30 |
| 2006 | 14 | 23 |
| 2007 | 19 | 16 |
| 2008 | 19 | 25 |
| 2009 | 13 | 13 |
| 2010 | 13 | 10 |
| 2011 | 4 | 10 |
| 2012 | 13 | 10 |
| 2013 | 13 | 7 |
| 2014 | 12 | 3 |
| 2015 | 10 | 8 |
| 2016 | 6 | 7 |
| 2017 | 1 | 2 |
| 2018 | 4 | 1 |
| 2019 | 1 | 1 |
| 2020 | 4 | 3 |
| 2021 | 2 | 3 |
| 2022 | 2 | 2 |
| 2023 | 3 | 2 |
| 2024 | 0 | 3 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Display controlling method, time controlling method, time managing method, and broadcast receiving apparatus1 Jul 2025US 12,348,818 B2Maxell, Ltd.
- Display device and method for controlling operation of the same11 Mar 2025US 12,250,424 B2LG Electronics Inc.
- Display controlling method, time controlling method, time managing method, and broadcast receiving apparatus28 Nov 2023US 11,831,951 B2Maxell, Ltd.
- Managing advertising content19 Sep 2023US 11,763,346 B2ARRIS Enterprises LLC
- Techniques for ATSC 3.0 broadcast boundary area management using plural tuners handing off between presentation and scanning25 Jul 2023US 11,711,568 B2Sony Group Corporation
- Display controlling method, time controlling method, time managing method, and broadcast receiving apparatus11 Sep 2025US 2025/0287068 A1Maxell, Ltd.
- Apparatus and method for leveling main and supplementary audio from a hbbtv service16 May 2024US 2024/0163504 A1Dolby International AB
- Managing advertising content9 May 2024US 2024/0152964 A1ARRIS Enterprises LLC
- Display controlling method, time controlling method, time managing method, and broadcast receiving apparatus8 Feb 2024US 2024/0048805 A1Maxell, Ltd.
- Display device and method for controlling operation of the same28 Dec 2023US 2023/0421835 A1LG Electronics Inc.
Most cited
By later US patents
- Television graphical user interface employing remote random access pointing device174US 5,835,156 ASamsung Electroncis Co., Ltd. · 1998
- Audio reproducing apparatus169US 7,308,188 B2D&M Holdings, Inc. · 2007
- Unified program guide interface163US 5,625,406 AThomson Consumer Electronics, Inc. · 1997
- Dual mode tuner for co-existing digital and analog television signals122US 6,725,463 B1Microtune (Texas), L.P. · 2004
- Hybrid analog/digital STB111US 5,638,112 AZenith Electronics Corporation · 1997