Matching device for a microstrip antenna

Details Matching device for a microstrip antenna Matching device for a microstrip antenna

1991-07-25

1993-08-03

Wimer, Michael C.

Communications: radio wave antennas

Antennas

Microstrip

343860, 343862, 333 33, H01Q 1308, H01P 508

Patent

active

052333604

ABSTRACT:
A matching device for an antenna in which is interposed between an antenna of narrow frequency band and a feeding line so as to match the antenna and the feeding line over a wide band, includes a high impedance line of a first predetermined length provided at the antenna side and a low impedance line of a second predetermined length provided at the feeding line side that are connected in series, whereby the matching device can be made small in size and simple in construction.

REFERENCES:
patent: 2411555 (1942-10-01), Rogers
patent: 3508269 (1970-04-01), Snyder
patent: 3757342 (1973-09-01), Jasik et al.
patent: 4445122 (1984-04-01), Pues
patent: 4475107 (1984-10-01), Makimoto et al.
patent: 4766440 (1988-08-01), Gegan
patent: 5121127 (1992-06-01), Toriyama
Patent Abstracts of Japan, vol. 12, No. 168 (E-611) May 1988.
IEEE Transactions on Antennas and Propagation, vol. 23, No. 1, Jan. 1975, (pp. 90-93).

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