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Class Information
Number: 333/17.1
Name: Wave transmission lines and networks > Automatically controlled systems
Description: Subject matter having means to sense a condition in the system and to modify a wave propagation characteristic of the system in accordance with the condition so sensed.










Sub-classes under this class:

Class Number Class Name Patents
333/17.3 Impedance matching 336
333/17.2 Limiting of amplitude 114
333/18 With control of equalizer and/or delay network 490


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8705636 Passive single-ended line test Apr. 22, 2014
8665038 Bulk acoustic wave resonator filter being digitally reconfigurable, with process Mar. 4, 2014
8576022 Tuning a programmable power line filter Nov. 5, 2013
8545528 Multiple frequency phacoemulsification needle driver Oct. 1, 2013
8519803 Resonator systems and methods for tuning resonator systems Aug. 27, 2013
8502618 Measurement and control of electromagnetic interference Aug. 6, 2013
8449826 Detection device May. 28, 2013
8446229 System and method for reduced area tunable capacitors May. 21, 2013
8436693 Filter-tracking and control method May. 7, 2013
8330550 Method and apparatus for automatic compensation of video signal losses from transmission over conductors Dec. 11, 2012
8138989 Transmission line distributed oscillator Mar. 20, 2012
8130053 Tank tuning for band pass filter used in radio communications Mar. 6, 2012
8076991 Frequency hopping band-stop filter Dec. 13, 2011
8067996 Vanadium-dioxide front-end advanced shutter technology Nov. 29, 2011
7990229 Methods and devices for compensating a signal using resonators Aug. 2, 2011
7952447 Adaptive EMI reduction technique for wireline PHYS in multi-port applications May. 31, 2011
7920036 Frequency tuning circuit for lattice filter Apr. 5, 2011
7889026 Electronically variable inductor, associated tunable filter and methods Feb. 15, 2011
7825743 Systems and methods for tuning filters Nov. 2, 2010
7812685 Automatic regulator of filter Oct. 12, 2010
7755437 Phase locked loop system having locking and tracking modes of operation Jul. 13, 2010
7750752 Programmable SAW filter module Jul. 6, 2010
7671748 Radiofrequency identification device (RFID) affixed to an object to be identified Mar. 2, 2010
7659793 Antenna device including a high frequency circuit, a reactance circuit and first and second ground sections Feb. 9, 2010
7586383 Automatic tuning of multicavity filters of microwave signals Sep. 8, 2009
7515012 System and method for automatic tuning of a magnetic field generator Apr. 7, 2009
7482890 Automated systems and methods for tuning filters by using a tuning recipe Jan. 27, 2009
7439826 Programmable surface acoustic wave filter Oct. 21, 2008
7424053 Channel equalization in data receivers Sep. 9, 2008
7408417 Filter automatic adjustment apparatus, filter automatic adjustment method, and mobile telephone system Aug. 5, 2008
7400868 Automatic tuning apparatus for filter and communication instrument Jul. 15, 2008
7400212 Self-tuned active bandpass filters Jul. 15, 2008
7339446 Tunable resonator with MEMS element Mar. 4, 2008
7317364 Varactor tuning for a narrow band filter including an automatically controlled tuning system Jan. 8, 2008
7209866 Method and arrangement for automatic adjustment of devices having setting elements, and a corresponding computer program product and a corresponding computer-readable storage medium Apr. 24, 2007
7173965 Equalizing a signal for transmission Feb. 6, 2007
7171238 Self-identifying antenna system Jan. 30, 2007
7135940 Tunable filter and portable telephone Nov. 14, 2006
7102465 Frequency discrete LC filter bank Sep. 5, 2006
7102457 Mechanically balanced microwave load pull tuner Sep. 5, 2006
7071791 Automatic antenna-switching apparatus and system Jul. 4, 2006
7057452 Method and circuit for correcting the offset of an amplification chain Jun. 6, 2006
7049902 Tunable high-order bessel low pass filter May. 23, 2006
7023293 Method for tuning a radio filter, a radio filter and a system comprising such a radio filter Apr. 4, 2006
7015769 System and method for automatic tuning of a magnetic field generator Mar. 21, 2006
7002427 Filter trimming Feb. 21, 2006
6989720 Receiver Jan. 24, 2006
6987427 Method for tuning a radio filter, a radio filter and a system comprising such a radio filter Jan. 17, 2006
6965275 Method and apparatus for tuning a filter Nov. 15, 2005
6954115 Methods and apparatus for tuning successive approximation Oct. 11, 2005

1 2 3 4 5










 
 
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