H03J2200/28 - CPC Classification Index

ClassID:

221280 ⎘

H03J2200/28 - CPC Classification

Classification description:

Indexing scheme relating to tuning resonant circuits and selecting resonant circuits Automatic self-alignment of a receiver

Recent Application in this class:

20170117879

2017-04-27

Resonant circuit calibration

20140167865

2014-06-19

Resonant circuit with automated trimming capabilities

20090310031

2009-12-17

Tuner input filter with electronically adjustable response for adapting to antenna characteristic

20090163162

2009-06-25

DIRECT CONVERSION RECEIVING ARCHITECTURE WITH AN INTEGRATED TUNER SELF ALIGNMENT FUNCTION

20080090536

2008-04-17

Receiving apparatus, receiving method, and program

20080013656

2008-01-17

Signal processing arrangement comprising a filter

20070149154

2007-06-28

Technique for determining a tuning frequency of an audio receiver

20060281431

2006-12-14

Radio frequency tuner

20060063503

2006-03-23

Receiver and tuner with electronically tuned filter

#10

20050237389

2005-10-27

Tuner input filter with electronically adjustable response for adapting to antenna characteristic

#11

20050212590

2005-09-29

High-speed Gm-C tuning

#12

20050162570

2005-07-28

Tuner input filter with electronically adjustable center frequency for adapting to antenna characteristic

#13

20050136870

2005-06-23

Technique for determining a tuning frequency of an audio receiver

#14

20050024252

2005-02-03

Method and system for filter tuning using a digital trim value