H04B 1/0014
Using dsp [digital signal processor] quadrature modulation and demodulation
Official title: {using DSP [Digital Signal Processor] quadrature modulation and demodulation}
H04B1/0014 (Using dsp [digital signal processor] quadrature modulation and demodulation) appears on 131 US grants and 108 published applications in this corpus.
Search patents in H04B- Granted patents
- 131
- Published applications
- 108
- Assignees
- 86
- Inventors
- 253
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 0 |
| 2004 | 3 | 3 |
| 2005 | 0 | 0 |
| 2006 | 3 | 2 |
| 2007 | 0 | 5 |
| 2008 | 4 | 2 |
| 2009 | 1 | 1 |
| 2010 | 3 | 2 |
| 2011 | 2 | 1 |
| 2012 | 2 | 4 |
| 2013 | 6 | 3 |
| 2014 | 7 | 12 |
| 2015 | 9 | 8 |
| 2016 | 11 | 5 |
| 2017 | 9 | 9 |
| 2018 | 10 | 4 |
| 2019 | 10 | 8 |
| 2020 | 5 | 7 |
| 2021 | 5 | 6 |
| 2022 | 11 | 10 |
| 2023 | 5 | 4 |
| 2024 | 4 | 5 |
| 2025 | 3 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for demodulating a RF signal2 Jun 2026US 12,647,140 B2STMicroelectronics (Grand Ouest) SAS
- Quadrature chirp generation25 Nov 2025US 12,483,277 B2Intel Corporation
- Integrated mixed-signal ASIC with ADC, DAC, and DSP18 Mar 2025US 12,255,729 B2Seakr Engineering, Inc.
- System and method for receiving a signal25 Feb 2025US 12,238,361 B2Entropic Communications, Inc.
- Method for rapid baseline recovery for irregular frequency content large dynamic range unipolar data signals24 Dec 2024US 12,176,930 B2BAE Systems Information and Electronic Systems Integration Inc.
- Linear Digital-to-Analog Converters with Constant Current Consumption9 Jul 2026US 2026/0197015 A1Apple Inc.
- 5g over coaxial node systems and methods5 Mar 2026US 2026/0066925 A1Charter Communications Operating, LLC
- Assigning transmit signals for superimposed quadrature receive signal28 Aug 2025US 2025/0274150 A1Microchip Technology Incorporated
- System and method for receiving a signal29 May 2025US 2025/0175663 A1Entropic Communications, Inc.
- Receiver and communication device13 Mar 2025US 2025/0088206 A1Murata Manufacturing Co., Ltd.
Most cited
By later US patents
- Common receive module for a programmable digital radio240US 5,859,878 ANorthrop Grumman Corporation · 1999
- Adjustable antenna interface and applications thereof144US 7,899,410 B2Broadcom Corporation · 2011
- Transceiver apparatus employing wideband FFT channelizer with output sample timing adjustment and inverse FFT combiner for multichannel communication network134US 5,537,435 A1996
- High speed sample and hold circuit and radio constructed therewith120US 5,339,459 AMotorola, Inc. · 1994
- Spread intermediate frequency radio receiver with adaptive spurious rejection106US 5,564,097 ARockwell International Corporation · 1996