Uneingeschränkter Zugang

Comparison of the Parameters of Textile Antennas Manufactured Using Three Techniques: Magnetron Sputtering, Ink-Jet Printing and Embroidery


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Fig.1.

Project of textile antenna
Project of textile antenna

Fig.2.

Textile antennas with radiation: a)sputtered, b)printed, c)embroidered
Textile antennas with radiation: a)sputtered, b)printed, c)embroidered

Fig.3.

Embroidered antenna connected to coaxial cable
Embroidered antenna connected to coaxial cable

Fig.4.

Impedance of textile antenna made by magnetron sputtering (reactance – blue line, resistance – red line)
Impedance of textile antenna made by magnetron sputtering (reactance – blue line, resistance – red line)

Fig.5.

Voltage standing wave ratio of antenna with sputtered radiator
Voltage standing wave ratio of antenna with sputtered radiator

Fig.6.

Radiation pattern of antenna with a sputtered radiator in free space, normalized gain of the antenna in vertical polarization Gq(j,90) at a frequency of 2.4 GHz
Radiation pattern of antenna with a sputtered radiator in free space, normalized gain of the antenna in vertical polarization Gq(j,90) at a frequency of 2.4 GHz

Fig.7.

Impedance of textile antenna made by printing (reactance – blue line, resistance – red line)
Impedance of textile antenna made by printing (reactance – blue line, resistance – red line)

Fig.8.

Voltage standing wave ratio of antenna with printed radiator
Voltage standing wave ratio of antenna with printed radiator

Fig.9.

Radiation pattern of antenna with a printed radiator in free space, normalized gain of the antenna in vertical polarization Gq(j,90) at a frequency of 2.4 GHz
Radiation pattern of antenna with a printed radiator in free space, normalized gain of the antenna in vertical polarization Gq(j,90) at a frequency of 2.4 GHz

Fig.10.

Impedance of textile antenna made by embroidery (reactance – blue line, resistance – red line)
Impedance of textile antenna made by embroidery (reactance – blue line, resistance – red line)

Fig.11.

Voltage standing wave ratio of antenna with embroidered radiator
Voltage standing wave ratio of antenna with embroidered radiator

Fig.12.

Radiation pattern of antenna with a embroidered radiator in free space, normalized gain of the antenna in vertical polarization Gq(j,90) at a frequency of 2.4 GHz
Radiation pattern of antenna with a embroidered radiator in free space, normalized gain of the antenna in vertical polarization Gq(j,90) at a frequency of 2.4 GHz

Comparison of rS electroconductive paths

Method of production Magnetron sputtering Ink-jet printing Embroidery
Electroconductive factor Ag Ag nanoparticles Yarn with Ag
Surface resistivity rS, Ωm/m 0,05 2,83 1,20