US 12,237,593 B2
External wideband antenna and wireless communication device
Bei Ni, Shanghai (CN); Mingbo Liu, Shanghai (CN); Xuan Zhang, Shanghai (CN); Xiaoyan Li, Shanghai (CN); and Ruzhong Liu, Shanghai (CN)
Assigned to SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD., Shanghai (CN)
Filed by SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD., Shanghai (CN)
Filed on Jul. 19, 2022, as Appl. No. 17/868,751.
Application 17/868,751 is a continuation in part of application No. PCT/CN2021/076297, filed on Feb. 9, 2021.
Claims priority of application No. 202010065923.0 (CN), filed on Jan. 20, 2020; and application No. 202020143172.5 (CN), filed on Jan. 20, 2020.
Prior Publication US 2022/0368023 A1, Nov. 17, 2022
Int. Cl. H01Q 9/40 (2006.01); H01Q 5/25 (2015.01)
CPC H01Q 9/40 (2013.01) [H01Q 5/25 (2015.01)] 12 Claims
OG exemplary drawing
 
1. An external wideband antenna, comprising:
a radio frequency (RF) coaxial cable; and
a first antenna body and a second antenna body which are electrically connected with the RF coaxial cable respectively, wherein the first antenna body is disposed outside the second antenna body, the second antenna body is disposed outside the first antenna body, and an outer contour of the first antenna body and an outer contour of the second antenna body cooperate to define a tapered slot;
the first antenna body is electrically connected with an inner conductor of the RF coaxial cable; and
the second antenna body is grounded and electrically connected with an outer conductor of the RF coaxial cable;
the external wideband antenna further comprises a feeding unit for connecting the first antenna body and the inner conductor;
the feeding unit comprises a patch component for adjusting antenna impedance; and
the patch component comprises a Zero-Ohm resistor.