H04B 1/22
For receivers in which no local oscillation is generated
Official title: for receivers in which no local oscillation is generated
H04B1/22 (For receivers in which no local oscillation is generated) appears on 86 US grants and 82 published applications in this corpus.
Search patents in H04B- Granted patents
- 86
- Published applications
- 82
- Assignees
- 79
- Inventors
- 197
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 4 |
| 2007 | 3 | 6 |
| 2008 | 2 | 2 |
| 2009 | 2 | 6 |
| 2010 | 2 | 2 |
| 2011 | 3 | 1 |
| 2012 | 2 | 2 |
| 2013 | 4 | 4 |
| 2014 | 1 | 2 |
| 2015 | 3 | 6 |
| 2016 | 5 | 4 |
| 2017 | 5 | 5 |
| 2018 | 3 | 8 |
| 2019 | 5 | 2 |
| 2020 | 4 | 4 |
| 2021 | 6 | 6 |
| 2022 | 9 | 4 |
| 2023 | 3 | 1 |
| 2024 | 2 | 5 |
| 2025 | 0 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Signal detector11 Aug 2026US 12,706,625 B2Universite De Lille
- Method and apparatus for increasing RFID read range in daisy chain configuration16 Jun 2026US 12,658,954 B2Hand Held Products, Inc.
- Radio detector6 Jan 2026US 12,519,553 B2Nokia Technologies Oy
- 5G millimeter wave dual-band dual-mode mixer and wireless communication terminal31 Dec 2024US 12,184,317 B2University of Electronic Science and Technology of China
- Wireless power connector26 Nov 2024US 12,155,230 B2Renesas Design Austria GmbH
- Signal sending method, signal receiving method, and communication apparatus16 Jan 2025US 2025/0023624 A1Huawei Technologies Co., Ltd.
- Signal detector24 Oct 2024US 2024/0356574 A1Universite De Lille
- Wireless Power Connector3 Oct 2024US 2024/0333036 A1Renesas Design Austria GmbH
- Method and apparatus for increasing rfid read range in daisy chain configuration5 Sep 2024US 2024/0297673 A1Hand Held Products, Inc.
- 5g millimeter wave dual-band dual-mode mixer and wireless communication terminal8 Aug 2024US 2024/0267069 A1University of Electronic Science and Technology of China
Most cited
By later US patents
- Vehicle RF device detection system and method135US 7,474,264 B2Delphi Technologies, Inc. · 2009
- Millimeter-wave-band radio communication method in which both a modulated signal and an unmodulated carrier are transmitted to a system with a receiver having plural receiving circuits88US 7,599,672 B2National Institute of Information and Communications Technology · 2009
- Independent wideband RF transmission detector for cellular telephone66US 5,678,200 AMercur Ltd. · 1997
- Detector and video amplifier60US 5,410,745 AMotorola, Inc. · 1995
- Portable receiver including transducer for notifying user of messages received in a remote mobile communications device57US 5,722,071 ASony Corporation · 1998