Electrically small dual-band substrate-integrated-waveguide antenna with fixed low-frequency and tunable high-frequency bands.
Hyunseong KangSungjoon LimPublished in: IEICE Electron. Express (2014)
Keyphrases
- dual band
- waveguide
- high frequency
- low frequency
- dielectric constant
- wavelet transform
- high resolution
- visual quality
- high frequency components
- low pass
- subband
- discrete wavelet transform
- frequency band
- frequency domain
- low frequency coefficients
- image analysis
- low and high frequency
- narrow band
- small size
- wavelet decomposition