H04J 1/05
Using digital techniques
Official title: using digital techniques
H04J1/05 (Using digital techniques) appears on 92 US grants and 37 published applications in this corpus.
Search patents in H04J- Granted patents
- 92
- Published applications
- 37
- Assignees
- 57
- Inventors
- 128
- Latest grant
- 27 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 7 | 0 |
| 1997 | 9 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 3 |
| 2002 | 6 | 3 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 1 | 0 |
| 2006 | 3 | 1 |
| 2007 | 0 | 1 |
| 2008 | 2 | 0 |
| 2009 | 3 | 2 |
| 2010 | 0 | 1 |
| 2011 | 2 | 3 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 2 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 3 |
| 2018 | 1 | 1 |
| 2019 | 3 | 1 |
| 2020 | 2 | 4 |
| 2021 | 0 | 4 |
| 2022 | 3 | 0 |
| 2023 | 4 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for noise floor optimization in distributed antenna system with direct digital interface to base station27 Jun 2023US 11,689,250 B2CommScope Technologies LLC
- Resource conserving weighted overlap-add channelizer13 Jun 2023US 11,677,484 B2Hughes Network Systems, LLC
- Single radio switching between multiple wireless links23 May 2023US 11,659,411 B2Microsoft Technology Licensing, LLC
- Multiplexing radar beat signals14 Feb 2023US 11,579,244 B2QUALCOMM Incorporated
- Demultiplexing circuit, multiplexing circuit, and channelizer relay unit27 Sep 2022US 11,456,812 B2Mitsubishi Electric Corporation
- Control apparatus and control method13 Aug 2026US 2026/0236818 A1Fujitsu Limited
- Ifof scheme optical transmission system20 Mar 2025US 2025/0096921 A1Mitsubishi Electric Corporation
- Demultiplexing circuit, multiplexing circuit, and channelizer relay unit30 Dec 2021US 2021/0409141 A1Mitsubishi Electric Corporation
- Analog/Digital Converter14 Oct 2021US 2021/0320667 A1Nippon Telegraph and Telephone Corporation
- Multiplexing Radar Beat Signals27 May 2021US 2021/0156954 A1QUALCOMM Incorporated
Most cited
By later US patents
- Packetized ensemble modem245US 4,438,511 ATelebit Corporation · 1984
- Method and apparatus for digital audio broadcasting and reception158US 5,278,826 AUSA Digital Radio · 1994
- Digital down converter and method145US 5,493,581 AHarris Corporation · 1996
- Efficient digital frequency division multiplexed signal receiver137US 5,251,218 AHughes Aircraft Company · 1993
- Transceiver apparatus employing wideband FFT channelizer with output sample timing adjustment and inverse FFT combiner for multichannel communication network134US 5,537,435 A1996