Dielectric resonator antenna for a mobile communication

A dielectric resonator antenna comprising:

• a feeder circuit for feeding a signal;
• a metal feeding screw connected with the feeder circuit, a length of the metal feeding screw being adjustable;
• and
• a dielectric resonator, having a screw hole in which the metal feeding screw is fixedly inserted, for resonating an electromagnetic wave at a resonance frequency depending on the length of the metal feeding screw and radiating an electromagnetic wave according to the signal transmitted from the feeder circuit through the metal feeding screw.

A dielectric resonator antenna comprising:

• a metal substrate;
• a dielectric resonator arranged on the metal substrate;
• a signal feeder for feeding a signal in the dielectric resonator to induce an electric field in the dielectric resonator in a one-sided distribution of the electric field;
• and
• fixing means contacting with a rarefactional portion of the dielectric resonator, in which an intensity of the electric field is low, to fix the dielectric resonator to the metal substrate.

A dielectric resonator antenna comprising:

• a feeder circuit substrate having a conductive film on its upper surface;
• a solid dielectric resonator for radiating an electromagnetic wave according to a signal;
• a dielectric film arranged on the upper surface of the feeder circuit substrate to fix the solid dielectric resonator to the feeder circuit substrate;
• a microstrip feeding line arranged on a lower surface of the feeder circuit substrate for transmitting the signal to the solid dielectric resonator;
• and
• a signal feeding slot arranged in the conductive film of the feeder circuit substrate and placed just under the solid dielectric resonator.

A dielectric resonator antenna comprising:

• a dielectric film;
• a patterned circuit arranged on a lower surface of the dielectric film for transmitting a signal;
• a conductive substrate arranged on an upper surface of the dielectric film to arrange a signal feeding slot on the upper surface of the dielectric film;
• and
• a solid dielectric resonator arranged on the conductive substrate for radiating an electromagnetic wave according to the signal transmitting through the patterned circuit and the signal feeding slot.

A dielectric resonator antenna comprising:

• a circuit chip;
• a patterned circuit arranged on the circuit chip;
• a conductive substrate having a signal feeding slot;
• a solid dielectric resonator arranged on the conductive substrate;
• and
• a micro-bump connecting the conductive substrate and the circuit chip.

A dielectric resonator antenna comprising:

• a circuit substrate;
• a microstrip feeding line arranged on a lower surface of the circuit substrate;
• a solid dielectric resonator;
• and
• a micro-bump for connecting the circuit substrate and the solid dielectric resonator.

A dielectric resonator array antenna comprising:

• a conductive substrate;
• a plurality of solid dielectric resonators arranged on the conductive substrate;
• a signal feeder for feeding a signal in each of the solid dielectric resonators to induce an electric field in each of the solid dielectric resonators in a one-sided distribution of the electric field;
• and
• fixing means contacting with a rarefactional portion of each of the solid dielectric resonators, in which an intensity of the electric field is low, to fix each of the solid dielectric resonators to the conductive substrate.

A dielectric resonator array antenna

• a feeder circuit substrate having a conductive film on its upper surface;
• a plurality of solid dielectric resonators for respectively radiating an electromagnetic wave according to a signal;
• a dielectric film arranged on the upper surface of the feeder circuit substrate to fix the solid dielectric resonators to the feeder circuit substrate;
• a microstrip feeding line arranged on a lower surface of the feeder circuit substrate for transmitting a plurality of signal to the solid dielectric resonators;
• and
• a plurality of signal feeding slots arranged in the conductive film of the feeder circuit substrate and placed just under the solid dielectric resonators.