H04L 27/14
Demodulator circuits
Official title: Demodulator circuits; Receiver circuits
H04L27/14 (Demodulator circuits) appears on 1,327 US grants and 1,012 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,327
- Published applications
- 1,012
- Assignees
- 553
- Inventors
- 2,213
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 11 | 0 |
| 1978 | 8 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 7 | 0 |
| 1982 | 10 | 0 |
| 1983 | 7 | 0 |
| 1984 | 17 | 0 |
| 1985 | 14 | 0 |
| 1986 | 13 | 0 |
| 1987 | 18 | 0 |
| 1988 | 9 | 0 |
| 1989 | 13 | 0 |
| 1990 | 6 | 0 |
| 1991 | 18 | 0 |
| 1992 | 9 | 0 |
| 1993 | 11 | 0 |
| 1994 | 20 | 0 |
| 1995 | 22 | 0 |
| 1996 | 24 | 0 |
| 1997 | 19 | 0 |
| 1998 | 25 | 0 |
| 1999 | 21 | 0 |
| 2000 | 20 | 0 |
| 2001 | 15 | 5 |
| 2002 | 11 | 29 |
| 2003 | 23 | 28 |
| 2004 | 26 | 61 |
| 2005 | 20 | 51 |
| 2006 | 37 | 41 |
| 2007 | 19 | 35 |
| 2008 | 25 | 18 |
| 2009 | 29 | 31 |
| 2010 | 49 | 36 |
| 2011 | 29 | 25 |
| 2012 | 37 | 20 |
| 2013 | 29 | 20 |
| 2014 | 38 | 53 |
| 2015 | 64 | 79 |
| 2016 | 73 | 61 |
| 2017 | 71 | 81 |
| 2018 | 67 | 65 |
| 2019 | 77 | 60 |
| 2020 | 72 | 67 |
| 2021 | 50 | 32 |
| 2022 | 43 | 35 |
| 2023 | 29 | 24 |
| 2024 | 24 | 20 |
| 2025 | 18 | 21 |
| 2026 | 12 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Transceiver device and method thereof6 Oct 2026US 12,756,606 B2Realtek Semiconductor Corp.
- Demodulator circuit2 Jun 2026US 12,647,306 B2Infineon Technologies AG
- Communication device and signal demodulation method19 May 2026US 12,634,179 B2OMRON Corporation
- Synchronization detection apparatus, synchronization detection method, and non-transitory computer readable medium12 May 2026US 12,627,545 B2JVCKENWOOD Corporation
- Reception apparatus28 Apr 2026US 12,615,067 B2Sony Semiconductor Solutions Corporation
- Wireless communication system, wireless station, wireless communication method and wireless communication program8 Oct 2026US 2026/0312848 A1NTT, Inc.
- Low-power slotted receiver for bluetooth24 Sep 2026US 2026/0292458 A1Intel Corporation
- Adaptive receiver diversity (ard) with a low-power mode (lpm)17 Sep 2026US 2026/0281907 A1QUALCOMM Incorporated
- Coherent bpsk demodulator and method of demodulating a signal3 Sep 2026US 2026/0261459 A1EM Microelectronic-Marin SA
- High-bitrate fskd dithering compensation circuit27 Aug 2026US 2026/0254684 A1STMicroelectronics International N. V.
Most cited
By later US patents
- Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones789US 5,726,984 ANorand Corporation · 1998
- Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones346US 6,389,010 B1Intermec IP Corp. · 2002
- Hand-held terminal with display screens, interactive screens, magnetic credit card readers, scanners, printers and handlers301US 5,679,943 ANorand Corporation · 1997
- Hierarchical communication system providing intelligent data, program and processing migration265US 5,790,536 ANorand Corporation · 1998
- Data transmission system including an RF transponder for generating a broad spectrum of intelligence bearing sidebands259US 3,967,202 ANorthern Illinois Gas Company · 1976