US 11,892,692 B2
Light receiving and emitting device
Cheng-Kai Huang, New Taipei (TW); Ming-Hsing Chung, New Taipei (TW); Bo-Hong Ma, New Taipei (TW); and Chang-Hung Tien, New Taipei (TW)
Assigned to CLOUD LIGHT TECHNOLOGY LIMITED, Hong Kong (HK)
Filed by CLOUD LIGHT TECHNOLOGY LIMITED, Hong Kong (HK)
Filed on Jul. 21, 2021, as Appl. No. 17/381,217.
Claims priority of provisional application 63/114,535, filed on Nov. 17, 2020.
Prior Publication US 2022/0155536 A1, May 19, 2022
Int. Cl. G02B 6/42 (2006.01)
CPC G02B 6/426 (2013.01) [G02B 6/4204 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A light receiving and emitting device, comprising:
a light receiving and emitting module comprising:
a sub-mount platform being made of a silicon-based material and having a first contact surface and a second contact surface;
a photoelectrical conversion component disposed on the first contact surface;
a lens disposed on the second contact surface; and
a base, wherein the sub-mount platform is disposed on a side of the base;
a printed circuit board having a dent portion; and
a plurality of conducting wires electrically connected to the photoelectrical conversion component and the printed circuit board and disposed on at least two sides of the light receiving and emitting module,
wherein the light receiving and emitting module is disposed at the dent portion and adjacent to the printed circuit board on three sides,
wherein the first contact surface and the second contact surface have therebetween a height difference to allow the photoelectrical conversion component to match a center of the lens.