US 12,034,194 B2
Phase shifter including a fixed board unit and at least one moving board unit that is completely surrounded by a guiding bracket
Seong-man Kang, Seoul (KR); Yong Hee Han, Seoul (KR); Sung-hwan So, Hwaseong-si (KR); Dae-myung Park, Hwaseong-si (KR); Hae Ri Roh, Namyangju-si (KR); Gyo Jin Jo, Yongin-si (KR); and Chang Won Seo, Yongin-si (KR)
Assigned to KMW INC., Hwaseong-si (KR)
Filed by KMW INC., Hwaseong-si (KR)
Filed on Apr. 5, 2023, as Appl. No. 18/130,920.
Application 18/130,920 is a continuation of application No. 17/145,382, filed on Jan. 10, 2021, granted, now 11,652,263.
Application 17/145,382 is a continuation of application No. PCT/KR2019/008459, filed on Jul. 10, 2019.
Claims priority of application No. 10-2018-0080786 (KR), filed on Jul. 11, 2018.
Prior Publication US 2023/0246319 A1, Aug. 3, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H01P 1/18 (2006.01); H01Q 3/32 (2006.01)
CPC H01P 1/184 (2013.01) [H01Q 3/32 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A phase shifter, comprising:
an elongated fixed board unit including at least one fixed circuit board having a circuit pattern formed on one surface of the fixed board unit;
a guiding bracket surrounding the fixed board unit and fixed to the fixed board unit; and
at least one moving board unit disposed between the guiding bracket and the one surface of the fixed board unit, wherein the at least one moving board unit is guided by the guiding bracket, wherein the at least one moving board unit includes at least one moving circuit board having conductive strips formed thereon, and wherein the conductive strips are coupled to the circuit pattern formed on the one surface of the fixed board unit,
wherein the guiding bracket comprises at least one segment disposed on the fixed board unit, and
wherein the guiding bracket completely surrounds a cross section of the fixed board unit and a cross section of the moving board unit.