ClassID:

220981

H03H17/0273 - CPC Classification

Classification description:

Networks using digital techniques; Frequency selective networks; Filters characterised by a particular frequency response or filtering method; Filter sets with mutual related characteristics Polyphase filters

Sub-classes:
Recent Application in this class:
#1
20250260392
2025-08-14

Polyphase Filter Banks with Rational Decimation / Interpolation Factor

#2
20240044696
2024-02-08

METHOD FOR DECIMATING SAMPLES BY A FLOAT NUMBER AND ASSOCIATED DEVICE, SENSOR, AND MACHINE

#3
20230336161
2023-10-19

Efficient subband channelizer for randomly-spaced frequency groups

#4
20230161586
2023-05-25

Embedded GPU-based wideband parallel channelized receiving method

#5
20210305948
2021-09-30

All-digital transmitter with wideband beamformer

#6
20210044280
2021-02-11

Transmitter module, receiver module and data transmission system

#7
20200191660
2020-06-18

Temperature sensor

#8
20190260358
2019-08-22

Crest factor reduction

#9
20180367169
2018-12-20

Transformation based filter for interpolation or decimation

#10
20180191383
2018-07-05

Transformation based filter for interpolation or decimation

#11
20160182015
2016-06-23

FRACTIONAL AND INTEGER RATIO POLYPHASE INTERPOLATION FILTER

#12
20160182014
2016-06-23

Polyphase decimation FIR filters and methods

#13
20160065179
2016-03-03

High accuracy millimeter wave/radio frequency wideband in-phase and quadrature generation

#14
20150137910
2015-05-21

Nested multi-stage polyphase filter

#15
20140266820
2014-09-18

Interleaved multipath digital power amplification

#16
20070146179
2007-06-28

Digital linearizing system

#17
20060159202
2006-07-20

Frequency converter for a spectral conversion of a start signal and method for a spectral conversion of a start signal

#18
20050276335
2005-12-15

Generalized polyphase channelization system

#19
20050219089
2005-10-06

Digital linearizing system

#20
17234832
2021-11-16

System for generating multi phase clocks across wide frequency band using tunable passive polyphase filters

#21
16001539
2019-09-03

Techniques and methods of spot noise generation utilizing a polyphase synthesizer

#22
12883224
2015-07-14

Method and system of filtering polyphased data