H04B 1/406
With more than one transmission mode
Official title: {with more than one transmission mode, e.g. analog and digital modes}
H04B1/406 (With more than one transmission mode) appears on 1,418 US grants and 1,301 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,418
- Published applications
- 1,301
- Assignees
- 500
- Inventors
- 2,750
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 8 | 0 |
| 1996 | 9 | 0 |
| 1997 | 14 | 0 |
| 1998 | 21 | 0 |
| 1999 | 37 | 0 |
| 2000 | 53 | 0 |
| 2001 | 52 | 17 |
| 2002 | 54 | 67 |
| 2003 | 35 | 95 |
| 2004 | 60 | 129 |
| 2005 | 60 | 86 |
| 2006 | 109 | 107 |
| 2007 | 78 | 110 |
| 2008 | 67 | 82 |
| 2009 | 54 | 47 |
| 2010 | 77 | 63 |
| 2011 | 62 | 54 |
| 2012 | 67 | 52 |
| 2013 | 73 | 59 |
| 2014 | 73 | 51 |
| 2015 | 50 | 42 |
| 2016 | 50 | 30 |
| 2017 | 43 | 26 |
| 2018 | 37 | 33 |
| 2019 | 30 | 38 |
| 2020 | 40 | 32 |
| 2021 | 29 | 29 |
| 2022 | 21 | 12 |
| 2023 | 16 | 15 |
| 2024 | 9 | 12 |
| 2025 | 8 | 6 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for implementing and using dual-mode radar and communications devices22 Sep 2026US 12,744,558 B2MatrixSpace, Inc.
- Hybrid wideband / narrowband direct digital transceiver23 Jun 2026US 12,665,605 B1BAE Systems Information and Electronic Systems Integration Inc.
- Handling interference in multi-radio access technology (RAT) wireless transmit/receive unit (WTRU)5 May 2026US 12,621,061 B2InterDigital Patent Holdings, Inc.
- Multi-stage digital converters17 Mar 2026US 12,580,604 B2Evertz Microsystems Ltd.
- High frequency transponder10 Mar 2026US 12,574,065 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Multi-mode wireless radio transceiver device13 Aug 2026US 2026/0238234 A1Infineon Technologies AG
- Radio communication transceiver18 Jun 2026US 2026/0172071 A1NTT, Inc.
- Wireless communication device and monitoring system4 Jun 2026US 2026/0155908 A1Nuvoton Technology Corporation Japan
- Wireless communication device and monitoring system4 Jun 2026US 2026/0155909 A1Nuvoton Technology Corporation Japan
- Signal-sensing automatic device configurator26 Mar 2026US 2026/0088853 A1Performance Telecomm
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
- 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
- Dual mode transmitter and receiver234US 5,291,516 AOmnipoint Data Company, Incorporated · 1994