H04W 52/0296
Switching to a backup power supply
Official title: {switching to a backup power supply}
H04W52/0296 (Switching to a backup power supply) appears on 315 US grants and 330 published applications in this corpus.
Search patents in H04W- Granted patents
- 315
- Published applications
- 330
- Assignees
- 181
- Inventors
- 708
- 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 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 7 |
| 2002 | 6 | 6 |
| 2003 | 4 | 6 |
| 2004 | 6 | 9 |
| 2005 | 2 | 6 |
| 2006 | 2 | 9 |
| 2007 | 7 | 7 |
| 2008 | 6 | 7 |
| 2009 | 6 | 10 |
| 2010 | 8 | 26 |
| 2011 | 7 | 11 |
| 2012 | 6 | 11 |
| 2013 | 23 | 19 |
| 2014 | 20 | 33 |
| 2015 | 18 | 21 |
| 2016 | 24 | 25 |
| 2017 | 23 | 17 |
| 2018 | 18 | 20 |
| 2019 | 22 | 12 |
| 2020 | 19 | 19 |
| 2021 | 12 | 10 |
| 2022 | 10 | 8 |
| 2023 | 8 | 9 |
| 2024 | 3 | 12 |
| 2025 | 6 | 6 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electronic device for minimizing standby power based on user usage time and control method thereof29 Sep 2026US 12,749,439 B2Samsung Electronics Co., Ltd.
- Methods of controlling charging for user equipment, and communication device21 Jul 2026US 12,689,988 B2Beijing Xiaomi Mobile Software Co., Ltd.
- Network energy saving management method, apparatus, and system19 May 2026US 12,634,815 B2Huawei Technologies Co., Ltd.
- Control of energy harvesting operation in a user equipment14 Apr 2026US 12,603,520 B2QUALCOMM Incorporated
- Beam-based radio resource management measurement relaxation17 Feb 2026US 12,556,956 B2Telefonaktiebolaget LM Ericsson (publ)
- Network energy saving management method, apparatus, and system6 Aug 2026US 2026/0231018 A1Huawei Technologies Co., Ltd.
- Access method, terminal device, and network device2 Jul 2026US 2026/0190164 A1Guangdong Oppo Mobile Telecommunications Corp., Ltd.
- Power Outage-based Incident Report Triage and Remediation11 Jun 2026US 2026/0164362 A1T-Mobile Innovations LLC
- Techniques for triggering random access procedures at passive devices12 Mar 2026US 2026/0075653 A1QUALCOMM Incorporated
- Electronic device for minimizing standby power based on user usage time and control method thereof25 Dec 2025US 2025/0391347 A1Samsung Electronics Co., Ltd.
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- Encoded information reading terminal with wireless path selection capability470US 9,049,640 B2Hand Held Products, Inc. · 2015
- Portable data terminal and cradle282US 6,405,049 B2Symbol Technologies, Inc. · 2002
- System integration supporting completely wireless peripheral applications268US 9,244,500 B2Intel Corporation · 2016