H04B 1/662
Using a time/frequency relationship
Official title: {using a time/frequency relationship, e.g. time compression or expansion}
H04B1/662 (Using a time/frequency relationship) appears on 102 US grants and 71 published applications in this corpus.
Search patents in H04B- Granted patents
- 102
- Published applications
- 71
- Assignees
- 68
- Inventors
- 185
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 4 |
| 2004 | 1 | 1 |
| 2005 | 4 | 3 |
| 2006 | 3 | 5 |
| 2007 | 1 | 17 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 3 | 3 |
| 2011 | 2 | 0 |
| 2012 | 5 | 4 |
| 2013 | 1 | 0 |
| 2014 | 2 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 3 |
| 2017 | 3 | 1 |
| 2018 | 3 | 2 |
| 2019 | 4 | 3 |
| 2020 | 4 | 6 |
| 2021 | 1 | 1 |
| 2022 | 2 | 3 |
| 2023 | 5 | 4 |
| 2024 | 1 | 2 |
| 2025 | 5 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Data transfer interface for in-phase and quadrature (I/Q) data26 Aug 2025US 12,401,397 B2MaxLinear, Inc.
- Decode signal compensation in a wireless system12 Aug 2025US 12,388,501 B2Charter Communications Operating, LLC
- Data compression apparatus, data decompression apparatus, data compression system, control circuit, storage medium, data compression method, and data decompression method29 Jul 2025US 12,375,192 B2Mitsubishi Electric Corporation
- Methods and systems relating to ultra wideband transmitters4 Feb 2025US 12,219,475 B2Transfert Plus, Societe en Commandite
- Methods and systems relating to ultra wideband broadcasting28 Jan 2025US 12,213,069 B2Transfert Plus, Societe en Commandite
- Signal processing of fragmented downlink carriers19 Feb 2026US 2026/0051906 A1Apple Inc.
- Mitigation of sounding interference in high frequency cellular systems12 Feb 2026US 2026/0045967 A1Rockwell Collins, Inc.
- Methods and systems relating to ultra wideband broadcasting8 May 2025US 2025/0150962 A1Transfert Plus, Societe en Commandite
- Methods and systems relating to ultra wideband broadcasting9 May 2024US 2024/0155484 A1Transfert Plus, Societe en Commandite
- Decode signal compensation in a wireless system8 Feb 2024US 2024/0048194 A1Charter Communications Operating, LLC
Most cited
By later US patents
- Frequency converter system172US 6,098,046 APixel Instruments Corp. · 2000
- Signal synchronization136US 5,920,842 APixel Instruments Corp. · 1999
- Duplex radio system utilizing time compression expansion105US 4,525,835 AInternational Standard Electric Corporation · 1985
- Analog/digital voice storage cellular telephone92US 5,003,576 A1991
- Modular wireless fixed network for wide-area metering data collection and meter module apparatus89US 7,012,546 B1M&FC Holding, LLC · 2006