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Filters characterised by a particular frequency response or filtering method
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H03H17/0248
Filters characterised by a particular frequency response or filtering method
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Patents Grants
last 30 patents
Information
Patent Grant
Digital filterbank for spectral envelope adjustment
Patent number
12,159,642
Issue date
Dec 3, 2024
DOLBY INTERNATIONAL AB
Per Ekstrand
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Digital filterbank for spectral envelope adjustment
Patent number
11,735,198
Issue date
Aug 22, 2023
DOLBY INTERNATIONAL AB
Per Ekstrand
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Low power biquad systems and methods
Patent number
11,652,471
Issue date
May 16, 2023
Google LLC
Jens Kristian Poulsen
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for processing multimedia signals
Patent number
11,622,218
Issue date
Apr 4, 2023
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Hyunoh Oh
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and an apparatus for sampling rate conversion
Patent number
11,581,874
Issue date
Feb 14, 2023
Bang & Olufsen A/S
Pablo Martinez-Nuevo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Reconfigurable gallium nitride (GaN) rotating coefficients FIR filt...
Patent number
11,522,525
Issue date
Dec 6, 2022
Raytheon Company
Ajay Subramanian
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital filtering for a signal with target and secondary signal bands
Patent number
11,509,291
Issue date
Nov 22, 2022
Texas Instruments Incorporated
Jawaharlal Tangudu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital filter with programmable impulse response for direct amplit...
Patent number
11,481,224
Issue date
Oct 25, 2022
Apple Inc.
Tao Mai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Filter and method with multiplication operation approximation capab...
Patent number
11,387,822
Issue date
Jul 12, 2022
xMEMS Labs, Inc.
Jemm Yue Liang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multi-channel scalable EEG acquisition system on a chip with integr...
Patent number
11,266,340
Issue date
Mar 8, 2022
Massachusetts Institute of Technology
Jerald Yoo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Digital filterbank for spectral envelope adjustment
Patent number
11,107,487
Issue date
Aug 31, 2021
Dolby International AB
Per Ekstrand
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for processing multimedia signals
Patent number
11,096,000
Issue date
Aug 17, 2021
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Hyunoh Oh
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Digital filtering method, corresponding circuit and device
Patent number
10,892,740
Issue date
Jan 12, 2021
STMicroelectronics S.r.l.
Giuseppe Maiocchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Clamp logic circuit
Patent number
10,873,331
Issue date
Dec 22, 2020
Richwave Technology Corp.
Chih-Sheng Chen
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for setting filter frequency response
Patent number
10,728,663
Issue date
Jul 28, 2020
Yamaha Corporation
Kenji Ishizuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Signal transmission device and linking method thereof
Patent number
10,673,482
Issue date
Jun 2, 2020
Global Unichip Corporation
Wen-Juh Kang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Digital processing of audio signals utilizing cosine functions
Patent number
10,581,408
Issue date
Mar 3, 2020
Lachlan Barratt
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Navigation device with track smoothing
Patent number
10,511,288
Issue date
Dec 17, 2019
PixArt Imaging Inc.
Kian-Ming Chin
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for processing multimedia signals
Patent number
10,469,969
Issue date
Nov 5, 2019
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Hyunoh Oh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital filterbank for spectral envelope adjustment
Patent number
10,460,742
Issue date
Oct 29, 2019
Dolby International AB
Per Ekstrand
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and device for audio signal processing
Patent number
10,455,346
Issue date
Oct 22, 2019
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Taegyu Lee
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Navigation device and track smoothing method thereof
Patent number
10,382,012
Issue date
Aug 13, 2019
PixArt Imaging Inc.
Kian-Ming Chin
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital filter circuit, signal processing device, and digital filte...
Patent number
10,374,581
Issue date
Aug 6, 2019
NEC Corporation
Atsufumi Shibayama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and system for signal decomposition, analysis and reconstruc...
Patent number
10,367,476
Issue date
Jul 30, 2019
Vios Medical, Inc.
Carlos A. Ricci
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Digital controller for a MEMS gyroscope
Patent number
10,365,104
Issue date
Jul 30, 2019
Murata Manufacturing Co., Ltd.
Rauli Collin
G01 - MEASURING TESTING
Information
Patent Grant
Method for providing a filter and filter
Patent number
10,320,366
Issue date
Jun 11, 2019
Intel IP Corporation
Andreas Menkhoff
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Filter for linear modulation based communication systems
Patent number
10,230,547
Issue date
Mar 12, 2019
INSTITUT MINES-TELECOM / TELECOM BRETAGNE
Jérémy Nadal
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for de-noising seismic data
Patent number
10,224,900
Issue date
Mar 5, 2019
CGG SERVICE SAS
Gordon Poole
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Signal output device
Patent number
10,164,610
Issue date
Dec 25, 2018
Denso Corporation
Takasuke Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fractional scaling digital signal processing
Patent number
10,164,609
Issue date
Dec 25, 2018
Wright State University
Jeffrey R. Smigelski
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
DIGITAL FILTERBANK FOR SPECTRAL ENVELOPE ADJUSTMENT
Publication number
20240055010
Publication date
Feb 15, 2024
DOLBY INTERNATIONAL AB
Per Ekstrand
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INTERLEAVED CIC FILTER
Publication number
20230017433
Publication date
Jan 19, 2023
InvenSense, Inc.
Stefano Cappello
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Digital Filterbank for Spectral Envelope Adjustment
Publication number
20220059111
Publication date
Feb 24, 2022
DOLBY INTERNATIONAL AB
Per Ekstrand
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LOW POWER BIQUAD SYSTEMS AND METHODS
Publication number
20210409004
Publication date
Dec 30, 2021
Google LLC
Jens Kristian Poulsen
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
RECONFIGURABLE GALLIUM NITRIDE (GAN) ROTATING COEFFICIENTS FIR FILT...
Publication number
20210376818
Publication date
Dec 2, 2021
Raytheon Company
Ajay Subramanian
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND APPARATUS FOR PROCESSING MULTIMEDIA SIGNALS
Publication number
20210337335
Publication date
Oct 28, 2021
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Hyunoh OH
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND AN APPARATUS FOR SAMPLING RATE CONVERSION
Publication number
20200313653
Publication date
Oct 1, 2020
Bang & Olufsen A/S
Pablo Martinez NUEVO
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SIGNAL TRANSMISSION DEVICE AND LINKING METHOD THEREOF
Publication number
20200067557
Publication date
Feb 27, 2020
Global Unichip Corporation
Wen-Juh KANG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Digital Filterbank for Spectral Envelope Adjustment
Publication number
20200066292
Publication date
Feb 27, 2020
DOLBY INTERNATIONAL AB
Per Ekstrand
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR PROCESSING MULTIMEDIA SIGNALS
Publication number
20200021936
Publication date
Jan 16, 2020
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Hyunoh OH
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
NAVIGATION DEVICE WITH TRACK SMOOTHING
Publication number
20190305759
Publication date
Oct 3, 2019
PIXART IMAGING INC.
KIAN- MING CHIN
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DIGITAL FILTERING FOR A SIGNAL WITH TARGET AND SECONDARY SIGNAL BANDS
Publication number
20190280675
Publication date
Sep 12, 2019
TEXAS INSTRUMENTS INCORPORATED
Jawaharlal Tangudu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DIGITAL FILTERING METHOD, CORRESPONDING CIRCUIT AND DEVICE
Publication number
20190245521
Publication date
Aug 8, 2019
STMicroelectronics S.r.l
Giuseppe Maiocchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR SETTING FILTER FREQUENCY RESPONSE
Publication number
20190222932
Publication date
Jul 18, 2019
Yamaha Corporation
Kenji ISHIZUKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Clamp logic circuit
Publication number
20190068195
Publication date
Feb 28, 2019
RICHWAVE TECHNOLOGY CORP.
Chih-Sheng Chen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SIGNAL OUTPUT DEVICE
Publication number
20180331674
Publication date
Nov 15, 2018
Denso Corporation
Takasuke ITO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multi-Channel Scalable EEG Acquisition System on a Chip with Integr...
Publication number
20180303364
Publication date
Oct 25, 2018
Massachusetts Institute of Technology
Jerald Yoo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND DEVICE FOR AUDIO SIGNAL PROCESSING
Publication number
20180227692
Publication date
Aug 9, 2018
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Taegyu LEE
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND SYSTEM FOR SIGNAL DECOMPOSITION, ANALYSIS AND RECONSTRUC...
Publication number
20180166089
Publication date
Jun 14, 2018
Vios Medical Singapore Pte Ltd
Carlos A. Ricci
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DIGITAL FILTERBANK FOR SPECTRAL ENVELOPE ADJUSTMENT
Publication number
20180146288
Publication date
May 24, 2018
DOLBY INTERNATIONAL AB
Per Ekstrand
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ANALOG-TO-DIGITAL CONVERTER WITH NOISE SHAPING
Publication number
20180069564
Publication date
Mar 8, 2018
MEDIATEK INC.
Chun-Cheng LIU
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DIGITAL FILTER CIRCUIT, SIGNAL PROCESSING DEVICE, AND DIGITAL FILTE...
Publication number
20180013409
Publication date
Jan 11, 2018
NEC Corporation
Atsufumi SHIBAYAMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DIGITAL CONTROLLER FOR A MEMS GYROSCOPE
Publication number
20170328712
Publication date
Nov 16, 2017
Murata Manufacturing Co., Ltd.
Rauli COLLIN
G01 - MEASURING TESTING
Information
Patent Application
Complex Exponential Modulated Filter Bank for High Frequency Recons...
Publication number
20170262409
Publication date
Sep 14, 2017
DOLBY INTERNATIONAL AB
Per Ekstrand
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO PROCESSING WITH MODIFIED CONVOLUTION
Publication number
20170250676
Publication date
Aug 31, 2017
Lachlan BARRATT
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DIGITAL PROCESSING OF AUDIO SIGNALS UTILIZING COSINE FUNCTIONS
Publication number
20170250675
Publication date
Aug 31, 2017
Lachlan BARRATT
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SIGNAL TRANSFER FUNCTION EQUALIZATION IN MULTI-STAGE DELTA-SIGMA AN...
Publication number
20170170841
Publication date
Jun 15, 2017
Analog Devices, Inc.
JOSE BARREIRO SILVA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
FRACTIONAL SCALING DIGITAL SIGNAL PROCESSING
Publication number
20170163246
Publication date
Jun 8, 2017
Wright State University
Jeffrey R. Smigelski
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
A FILTER THAT MINIMIZES IN-BAND NOISE AND MAXIMIZES DETECTION SENSI...
Publication number
20170141761
Publication date
May 18, 2017
Dynaspot Corp.
Marvin L. SASSLER
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Apparatus for Data Filtering, and Method and Apparatus f...
Publication number
20170111030
Publication date
Apr 20, 2017
Huawei Technologies Co., Ltd
Yadong Mu
H03 - BASIC ELECTRONIC CIRCUITRY