Communications: radio wave antennas – Antennas – Spiral or helical type
Patent
1998-12-09
2000-02-22
Wong, Don
Communications: radio wave antennas
Antennas
Spiral or helical type
343700MS, 343702, 343873, H01Q 124
Patent
active
060285680
ABSTRACT:
The invention provides a chip-antenna, comprising: a base member including a mounting surface and made of at least one of dielectric ceramic and magnetic ceramic; at least two conductors disposed within said base member or on a surface of said base member, at least a portion of said conductors being substantially perpendicular to the mounting surface of said base member; a feeding electrode for applying a voltage to said conductors and disposed on the surface of said base member; a ground electrode disposed at least one on the surface of and within said base member; one of said conductors being served as a first conductor, one end of which is connected to said feeding electrode; the rest of said conductor being served as a second conductor, one end of which are connected to said ground electrode; and the other end of said first conductor and the other end of said second conductor being connected.
REFERENCES:
patent: 3417403 (1968-12-01), Fenwick
patent: 4860020 (1989-08-01), Wong et al.
patent: 5764197 (1998-06-01), Tsuru et al.
patent: 5892489 (1999-04-01), Kanba et al.
patent: 5900845 (1999-05-01), Mandai et al.
Asakura Kenji
Mandai Harufumi
Oida Toshifumi
Murata Manufacturing Co. Ltd.
Phan Tho
Wong Don
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