H04H40/72 - CPC Classification Index

ClassID:

224233 ⎘

H04H40/72 - CPC Classification

Classification description:

Arrangements specially adapted for receiving broadcast information; Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups - specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving for noise suppression

Recent Application in this class:

20250379674

2025-12-11

RADIO APPARATUS FOR A VEHICLE AND A CONTROL METHOD THEREOF

20240372573

2024-11-07

METHODS, CIRCUITS, SYSTEMS AND APPARATUS PROVIDING AUDIO SENSITIVITY ENHANCEMENT IN A WIRELESS RECEIVER, POWER MANAGEMENT AND OTHER PERFORMANCES

20230336200

2023-10-19

Methods, circuits, systems and apparatus providing audio sensitivity enhancement in a wireless receiver, power management and other performances

20220209807

2022-06-30

Methods, circuits, systems and apparatus providing audio sensitivity enhancement in a wireless receiver, power management and other performances

20200336163

2020-10-22

Methods, circuits, systems and apparatus providing audio sensitivity enhancement in a wireless receiver, power management and other performances

20200194024

2020-06-18

Receiving device and receiving method

20170295444

2017-10-12

Stereo reproduction apparatus

20150326330

2015-11-12

AM/FM antenna performance in the presence of wide-band noise using tunable high-Q structures

20150086022

2015-03-26

Audio signal of an FM stereo radio receiver by using parametric stereo

#10

20140335809

2014-11-13

Methods, circuits, systems and apparatus providing audio sensitivity enhancement in a wireless receiver, power management and other performances

#11

20140335807

2014-11-13

Methods, circuits, systems and apparatus providing audio sensitivity enhancement in a wireless receiver, power management and other performances

#12

20140072122

2014-03-13

Multipath interference reduction

#13

20130243198

2013-09-19

METHOD FOR REDUCING NOISE INCLUDED IN A STEREO SIGNAL, STEREO SIGNAL PROCESSING DEVICE AND FM RECEIVER USING THE METHOD

#14

20130205310

2013-08-08

System and method for managing out of coverage broadcasts

#15

20130182851

2013-07-18

Processor for an FM signal receiver and processing method

#16

20130058490

2013-03-07

Programmable time delay and signal polarity improving transceiver signal-to-noise metric

#17

20120257694

2012-10-11

Methods, circuits, systems and apparatus providing audio sensitivity enhancement in a wireless receiver, power management and other performances

#18

20120207307

2012-08-16

Audio signal of an FM stereo radio receiver by using parametric stereo

#19

20120201387

2012-08-09

FM RADIO RECEIVING APPARATUS

#20

20110201290

2011-08-18

Broadcast receiving apparatus and method of determining presence of noise performed by broadcast receiving apparatus

#21

20110194699

2011-08-11

METHOD AND SYSTEM FOR ENHANCED SOUND QUALITY FOR STEREO AUDIO

#22

20100103314

2010-04-29

Up-sampling television audio signals for encoding

#23

20090274251

2009-11-05

Noise suppressing device

#24

20060280310

2006-12-14

Noise reduction in a stereo receiver

#25

20060215840

2006-09-28

Noise removal device

#26

20060038919

2006-02-23

Up-sampling television audio signals for encoding

#27

20060013404

2006-01-19

Stereo demodulator circuit

#28

20050250463

2005-11-10

Receiver

#29

16526453

2020-10-27

Interference mitigation between cellular and frequency-modulated communication subsystems in a portable communication device

#30

13618082

2016-05-31

System and method for detecting rated maximum system deviation (RMSD) and alleviating RMSD mismatch