H04B 1/00
Details of transmission systems, not covered by a single one of groups
Official title: Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
H04B1/00 (Details of transmission systems, not covered by a single one of groups) appears on 58,196 US grants and 56,354 published applications in this corpus.
Search patents in H04B- Granted patents
- 58,196
- Published applications
- 56,354
- Assignees
- 9,105
- Inventors
- 72,326
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 117 | 0 |
| 1977 | 141 | 0 |
| 1978 | 116 | 0 |
| 1979 | 101 | 0 |
| 1980 | 161 | 0 |
| 1981 | 110 | 0 |
| 1982 | 109 | 0 |
| 1983 | 107 | 0 |
| 1984 | 126 | 0 |
| 1985 | 126 | 0 |
| 1986 | 119 | 0 |
| 1987 | 157 | 0 |
| 1988 | 124 | 0 |
| 1989 | 177 | 0 |
| 1990 | 212 | 0 |
| 1991 | 221 | 0 |
| 1992 | 288 | 0 |
| 1993 | 400 | 0 |
| 1994 | 420 | 0 |
| 1995 | 447 | 0 |
| 1996 | 562 | 0 |
| 1997 | 569 | 0 |
| 1998 | 893 | 0 |
| 1999 | 888 | 0 |
| 2000 | 895 | 0 |
| 2001 | 840 | 418 |
| 2002 | 909 | 1436 |
| 2003 | 946 | 1590 |
| 2004 | 1043 | 1849 |
| 2005 | 1019 | 1896 |
| 2006 | 1612 | 1900 |
| 2007 | 1306 | 1958 |
| 2008 | 1341 | 1840 |
| 2009 | 1350 | 1826 |
| 2010 | 1624 | 1820 |
| 2011 | 1676 | 1554 |
| 2012 | 1878 | 1650 |
| 2013 | 2083 | 2238 |
| 2014 | 2229 | 2603 |
| 2015 | 2753 | 2904 |
| 2016 | 2865 | 3345 |
| 2017 | 3161 | 3360 |
| 2018 | 3110 | 2968 |
| 2019 | 3310 | 3037 |
| 2020 | 3192 | 3128 |
| 2021 | 2624 | 2772 |
| 2022 | 2414 | 2505 |
| 2023 | 2117 | 2437 |
| 2024 | 2020 | 2146 |
| 2025 | 1867 | 1808 |
| 2026 | 1321 | 1366 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04B 1/38Transceivers, i.e. devices in which transmitter and receiver form a structural unit22,952
- H04B 1/06Receivers15,276
- H04B 1/69Spread spectrum techniques13,970
- H04B 1/02Transmitters9,584
- H04B 1/005Adapting radio receivers, transmitters andtransceivers for operation on two or more bands4,375
- H04B 1/0003Software-defined radio [sdr] systems, i.e. systems wherein components typically implemented in hardware1,861
- H04B 1/66Details of transmission systems, not covered by a single one of groups998
- H04B 1/74Details of transmission systems, not covered by a single one of groups428
All 14 subgroupsShow fewer
- H04B 1/62Details of transmission systems, not covered by a single one of groups398
- H04B 1/68Details of transmission systems, not covered by a single one of groups126
- H04B 1/59Responders114
- H04B 1/76Pilot transmitters or receivers for control of transmission or for equalising37
- H04B 1/60Supervising unattended repeaters24
- H04B 1/72Circuits or components for simulating antennas7
Recent patents
- Electronic device and method for calibrating temperature related scattering matrix of temperature sensitive device6 Oct 2026US 12,754,080 B2Mediatek Inc.
- Monitoring system for use with mobile communication device6 Oct 2026US 12,755,624 B2
- Matching network for a power amplifier6 Oct 2026US 12,756,366 B2QUALCOMM Incorporated
- RF switch with bypass topology6 Oct 2026US 12,756,388 B2pSemi Corporation
- Wireless communication device for concurrently receiving multiple types of signals and associated method6 Oct 2026US 12,756,407 B2Realtek Semiconductor Corp.
- Method for activating a vehicle function and associated activation device8 Oct 2026US 2026/0307621 A1Continental Automotive Technologies GmbH
- Stability circuits and methods for power amplifiers8 Oct 2026US 2026/0312549 A1Skyworks Solutions, Inc.
- Power amplifier phase compensation circuits and methods8 Oct 2026US 2026/0312550 A1Skyworks Solutions, Inc.
- Multiplexer8 Oct 2026US 2026/0312565 A1Murata Manufacturing Co., Ltd.
- Integrated radio frequency switching circuit with a single-pole-multi-throw switch8 Oct 2026US 2026/0312605 A1Synaptics Incorporated
Most cited
By later US patents
- Analyte monitoring device and methods of use1,821US 6,560,471 B1TheraSense, Inc. · 2003
- Method and device for obtaining playlist content over a network1,821US 8,045,952 B2Horsham Enterprises, LLC · 2011
- System and method for generating signal waveforms in a CDMA cellular telephone system1,721US 5,103,459 AQUALCOMM Incorporated · 1992
- Signal processing apparatus and method1,591US 5,482,036 AMasimo Corporation · 1996
- Programmable remote control device for interacting with a plurality of remotely controlled devices1,549US 5,410,326 A1995