Surface mount type chip antenna and communication equipment mounted therewith
First Claim
1. A surface mount type chip antenna comprising a base made of a dielectric, magnetic substance or mixture thereof, at least one terminal portion provided on the mounted face of said base, a concave provided in the mounted face of said base except in said terminal portion, and at least one flat and rectangular conductive wire wound around said base,wherein the base of said chip antenna is 5 mm or less in thickness and 30 mm or less in length, the depth of the concave is not more than ½
- of the thickness of said base, andsaid flat and rectangular conductive wire is 0.5 to 2 mm in width and 0.05 and 0.2 mm in thickness.
1 Assignment
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Accused Products
Abstract
According to the present invention, a surface mount type chip antenna comprises a base made of a dielectric, magnetic substance or mixture thereof, at least one terminal portion provided on the mounted face of the base, a concave provided in the mounted face of the base except in the terminal portion, and at least one conductive wire wound around the base. Another feature is a surface mount type antenna device comprising a surface mount type chip antenna arranged in the vicinity of metallic functional components, and filter circuits connected to the power source side terminal of the metallic functional components.
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Citations
13 Claims
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1. A surface mount type chip antenna comprising a base made of a dielectric, magnetic substance or mixture thereof, at least one terminal portion provided on the mounted face of said base, a concave provided in the mounted face of said base except in said terminal portion, and at least one flat and rectangular conductive wire wound around said base,
wherein the base of said chip antenna is 5 mm or less in thickness and 30 mm or less in length, the depth of the concave is not more than ½ - of the thickness of said base, and
said flat and rectangular conductive wire is 0.5 to 2 mm in width and 0.05 and 0.2 mm in thickness. - View Dependent Claims (2, 5)
- of the thickness of said base, and
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3. A surface mount type chip antenna comprising a base made of a dielectric, magnetic substance or mixture thereof, at least one terminal portion provided on the mounted face of said base, a concave provided in the mounted face of said base except in said terminal portion, and at least one conductive wire wound around said base,
wherein a plurality of said conductive wires and at least two of said terminal portions are provided to be responsive to a plurality of frequency bands.
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4. A surface mount type chip antenna comprising a base made of a dielectric, magnetic substance or mixture thereof, at least one terminal portion provided on the mounted face of said base, a concave provided in the mounted face of said base except in said terminal portion, and at least one flat and rectangular conductive wire wound around said base,
wherein a plurality of said conductive wires and at least two of said terminal portions are provided to be responsive to a plurality of frequency bands.
- 6. A surface mount type antenna device comprising a surface mount type chip antenna arranged in the vicinity of metallic functional components, and high frequency removal filter circuits connected to the power source side terminal of said metallic functional components, said high frequency removal filter circuits being capable of obstructing the resonant current of the resonance frequency of said chip antenna.
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13. A surface mount type antenna device comprising a base made of a dielectric, magnetic substance or mixture thereof, at least one terminal portion provided on the mounted face of said base, a concave provided in the mounted face of said base except in said terminal portion, and at least one conductive wire wound around said base,
wherein a plurality of said conductive wires and at least two of said terminal portions are provided to be responsive to a plurality of frequency bands, a surface mount type chip antenna arranged in the vicinity of metallic functional components, and high frequency removal filter circuits connected to the power source side terminal of said metallic functional components said high frequency removal filter circuits being capable of obstructing the resonant current of the resonance frequency of said chip antenna.
Specification