FIELD: motor car construction; antenna assembly for motor-car radio receiving system.
SUBSTANCE: proposed motor-car antenna assembly incorporating slit antenna formed by clearance between motor-car body and its movable part has its matching device made in the form of flat micromodule installed on lock member of motor-car body movable part. Front surface of micromodule printed-circuit board is divided into two areas, passive electric and radio components are disposed on first area and covered with sealing material layer; first contact pad is made on second area and second contact pad, on rear side of printed-circuit board. The latter is provided with fastening hole; mentioned first and second contact pads are connected to electric circuit leads of matching device and abut against edges of fastening hole.
EFFECT: facilitated mounting, enhanced mobility and resistance to mechanical impacts, and enlarged frequency band of antenna assembly.
5 cl, 3 dwg
Title | Year | Author | Number |
---|---|---|---|
MATCHING DEVICE OF MOTOR-CAR SLIT ANTENNA | 2002 |
|
RU2265924C2 |
PRINTED CIRCUIT UNIT | 0 |
|
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RU2192108C1 |
Authors
Dates
2005-12-10—Published
2002-12-09—Filed