ClassID:

220930

H03H2017/009 - CPC Classification

Classification description:

Networks using digital techniques; Theoretical filter design of IIR filters

Recent Application in this class:
#1
20260031843
2026-01-29

RF DEVICE WITH FIR ASIC FILTER AND RELATED METHODS

#2
20250140226
2025-05-01

FILTERING ARCHITECTURE WITH MINIMIZED TRANSIENTS

#3
20250125791
2025-04-17

METHOD FOR REALIZING SPEAKER ARRAY-ORIENTED MULTIPLE FILTER SYSTEM, DEVICE, AND COMPUTER-READABLE STORAGE MEDIUM

#4
20240305119
2024-09-12

Circuitry for Measurement of Electrochemical Cells

#5
20240236609
2024-07-11

METHOD OF USING IIR FILTERS FOR THE PURPOSE OF ALLOWING ONE AUDIO SOUND TO ADOPT THE SAME SPECTRAL CHARACTERISTIC OF ANOTHER AUDIO SOUND

#6
20230068739
2023-03-02

EVENT ANALYSIS AND DISPLAY

#7
20230060977
2023-03-02

Event analysis and display

#8
20230029626
2023-02-02

System and method for damping of mechanical oscillaton of a rotor of an electric machine in a vehicle

#9
20220231667
2022-07-21

Dual mode digital filters for RF sampling transceivers

#10
20220116704
2022-04-14

Genetic-algorithm-based equalization using IIR filters

#11
20210194463
2021-06-24

Method for carrying out a morphing process

#12
20210025766
2021-01-28

Adaptive filter bank for modeling a thermal system

#13
20200395918
2020-12-17

Non linear filter with group delay at pre-response frequency for high res radio

#14
20200358501
2020-11-12

Beamforming repeaters with digitally assisted interference mitigation

#15
20190304482
2019-10-03

Infinite impulse response acoustic echo cancellation in the frequency domain

#16
20190229707
2019-07-25

Discrete time charge sharing IIR bandpass filter incorporating clock phase reuse

#17
20180365194
2018-12-20

Digital signal processing using sliding windowed infinite fourier transform

#18
20180089558
2018-03-29

Signal removal to examine a spectrum of another signal

#19
20170346465
2017-11-30

Non linear filter with group delay at pre-response frequency for high res audio

#20
20170338984
2017-11-23

RECEIVER COUPLED TO AN INFINITE IMPULSE RESPONSE (IIR) COMPENSATION FILTER

#21
20150109530
2015-04-23

Low latency and low complexity phase shift network

#22
20110022999
2011-01-27

Method and apparatus for low delay recursive filter design

#23
20070189375
2007-08-16

Infinite impulse response filter circuit and magnetic disk drive

#24
17452403
2022-04-12

SDM encoder and related signal processing system