221185 ⎘
Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
Sub-classes:TUNER AND RECTIFIER APPARATUS FOR WIRELESS POWER TRANSFER RECEIVER
#2Variable resonant power converter with tunable inductor
#3Switched capacitor circuit structure with method of controlling source-drain resistance across same
#4RF transmitter for electrically short antenna
#5Apparatus and method for tuning the frequency of a bandpass filter to an offset frequency around a carrier frequency
#6Dynamic tuning in dense arrays of electrically small elements
#7Method for sensing and calibrating antenna tuner device performance in cellular handset
#8RF transmitter for electrically short antenna
#9Tuner module and receiving device
#10Voltage controlled oscillator, and PLL circuit and wireless communication apparatus using the same
#11Tuning method and apparatus for reducing interference between adjacent channels