H04W 52/027
By controlling a display operation or backlight unit
Official title: {by controlling a display operation or backlight unit}
H04W52/027 (By controlling a display operation or backlight unit) appears on 591 US grants and 753 published applications in this corpus.
Search patents in H04W- Granted patents
- 591
- Published applications
- 753
- Assignees
- 219
- Inventors
- 1,322
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 12 | 7 |
| 2002 | 4 | 28 |
| 2003 | 5 | 24 |
| 2004 | 10 | 32 |
| 2005 | 15 | 23 |
| 2006 | 22 | 22 |
| 2007 | 20 | 51 |
| 2008 | 12 | 31 |
| 2009 | 13 | 41 |
| 2010 | 23 | 53 |
| 2011 | 13 | 35 |
| 2012 | 41 | 33 |
| 2013 | 44 | 53 |
| 2014 | 40 | 37 |
| 2015 | 44 | 48 |
| 2016 | 34 | 41 |
| 2017 | 41 | 30 |
| 2018 | 31 | 35 |
| 2019 | 35 | 22 |
| 2020 | 27 | 28 |
| 2021 | 20 | 16 |
| 2022 | 15 | 13 |
| 2023 | 14 | 17 |
| 2024 | 12 | 12 |
| 2025 | 14 | 14 |
| 2026 | 10 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Activating display and performing additional function in mobile terminal with one-time user input1 Sep 2026US 12,725,184 B2Firstface Co., Ltd.
- Phone user interface7 Jul 2026US 12,676,927 B2Apple Inc.
- Method and apparatus for reducing electric power consumption of terminal in wireless communication system16 Jun 2026US 12,659,860 B2Samsung Electronics Co., Ltd.
- Multimode radio access technology control based on power and performance considerations19 May 2026US 12,634,828 B2Google Inc.
- Hybrid hsync transmission for video mode display panels23 Jul 2026US 2026/0214589 A1QUALCOMM Incorporated
- Method and apparatus for reducing electric power consumption of terminal in wireless communication system2 Jul 2026US 2026/0190026 A1Samsung Electronics Co., Ltd.
- Electronic apparatus, power supply control method, and non-transitory recording medium25 Jun 2026US 2026/0181556 A1Ricoh Company, Ltd.
- Electronic device comprising display operating with state for low power consumption, and method therefor21 May 2026US 2026/0140563 A1Samsung Electronics Co., Ltd.
- Method for processing interactive information, medium, and electronic device30 Apr 2026US 2026/0119107 A1Xiaomi EV Technology Co., Ltd.
Most cited
By later US patents
- Visual notification methods for candy-bar type cellphones1,196US 8,134,306 B2Research In Motion Limited · 2012
- Automated response to and sensing of user activity in portable devices1,178US 7,633,076 B2Apple Inc. · 2009
- Power management scheme for portable data collection devices utilizing location and position sensors544US 8,588,869 B2Hand Held Products, Inc. · 2013
- Portable computers410US 6,956,564 B1British Telecommunications Public Ltd.Co. · 2005
- Sensor controlled user interface for portable communication device297US 6,246,862 B1Motorola, Inc. · 2001