H04B 1/403
Using the same oscillator for generating both the transmitter frequency and the
Official title: using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
H04B1/403 (Using the same oscillator for generating both the transmitter frequency and the) appears on 1,985 US grants and 1,681 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,985
- Published applications
- 1,681
- Assignees
- 666
- Inventors
- 3,744
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 8 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 11 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 11 | 0 |
| 1994 | 17 | 0 |
| 1995 | 18 | 0 |
| 1996 | 17 | 0 |
| 1997 | 33 | 0 |
| 1998 | 48 | 0 |
| 1999 | 59 | 0 |
| 2000 | 68 | 0 |
| 2001 | 67 | 23 |
| 2002 | 75 | 89 |
| 2003 | 52 | 112 |
| 2004 | 73 | 147 |
| 2005 | 73 | 107 |
| 2006 | 132 | 134 |
| 2007 | 97 | 127 |
| 2008 | 80 | 94 |
| 2009 | 68 | 60 |
| 2010 | 95 | 74 |
| 2011 | 71 | 61 |
| 2012 | 71 | 61 |
| 2013 | 88 | 73 |
| 2014 | 86 | 66 |
| 2015 | 64 | 55 |
| 2016 | 62 | 39 |
| 2017 | 51 | 37 |
| 2018 | 52 | 42 |
| 2019 | 45 | 55 |
| 2020 | 62 | 48 |
| 2021 | 43 | 38 |
| 2022 | 32 | 32 |
| 2023 | 29 | 36 |
| 2024 | 25 | 34 |
| 2025 | 23 | 21 |
| 2026 | 15 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods and systems for implementing and using dual-mode radar and communications devices22 Sep 2026US 12,744,558 B2MatrixSpace, Inc.
- Signal receiving apparatus and method, and storage medium1 Sep 2026US 12,726,228 B2Smarter Microelectronics (Guang Zhou) Co., Ltd.
- Communication circuit for supporting communication function and electronic device including the same28 Jul 2026US RE50,972 E1Samsung Electronics Co., Ltd.
- Local oscillator driver circuitry with second harmonic rejection30 Jun 2026US 12,671,457 B2Apple Inc.
- Hybrid wideband / narrowband direct digital transceiver23 Jun 2026US 12,665,605 B1BAE Systems Information and Electronic Systems Integration Inc.
- Splitter or pass-through configurable power divider27 Aug 2026US 2026/0254477 A1Honeywell International Inc.
- Multi-mode wireless radio transceiver device13 Aug 2026US 2026/0238234 A1Infineon Technologies AG
- Local oscillator signal generation circuit and generation method and wireless communication system13 Aug 2026US 2026/0238251 A1Shanghai WUQI Microelectronics Co., Ltd.
- Radio frequency transceiver and device including the same25 Jun 2026US 2026/0180614 A1Electronics and Telecommunications Research Institute
- Transceiver device18 Jun 2026US 2026/0172070 A1Realtek Semiconductor Corp.
Most cited
By later US patents
- Wireless local area network (WLAN) technology and applications including techniques of universal frequency translation327US 7,054,296 B1ParkerVision, Inc. · 2006
- Multi-band wireless radiotelephone operative in a plurality of air interface of differing wireless communications systems280US 5,406,615 AAT&T Corp. · 1995
- Transmission and reception apparatus having a single phase-locked loop and method thereof260US 5,937,335 ASamsung Electronics Co., Ltd. · 1999
- Universal modem for digital video, audio and data communications248US 6,192,070 B1Mitsubishi Electric Research Laboratories, Inc. · 2001
- Dual-mode digital FM communication system247US 5,757,858 AQUALCOMM Incorporated · 1998