## Abstract An ultra‐wideband, dielectric‐immersed antenna has been developed for a breast tumor detection system. The antenna is a tapered slotline that operates in a low permittivity dielectric. The sensor is fed by an ultra‐wideband microstrip‐to‐slotline balun. Simulations of the balun and the
A rotating array of antennas for confocal microwave breast imaging
✍ Scribed by M. A. Hernández-López; M. Quintillán-González; S. González García; A. Rubio Bretones; R. Gómez Martín
- Publisher
- John Wiley and Sons
- Year
- 2003
- Tongue
- English
- Weight
- 188 KB
- Volume
- 39
- Category
- Article
- ISSN
- 0895-2477
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eters of TSMC 0.18-m CMOS technology. The bias-resistance values and power-supply voltage are listed in Table 1. The simulations are done at 5.2 GHz with a Ϫ20-dBm RF signal and 4.82 GHz with a 4-dBm LO signal. The simulated results according to these parameters are summarized in Table 2, where we c
## Abstract A diamond‐shaped compact, planar ultra‐wide band (UWB) antenna with measured free‐space frequency bandwidth of 3.80 to 11.85 GHz is presented. Design features for achieving UWB with small geometrical features and antenna performance in some coupling medium have been investigated to veri