US 12,422,947 B2
Touch display device
Ming-Huan Yang, Hsinchu (TW); and Wei-Sung Cheng, Hsinchu (TW)
Assigned to E Ink Holdings Inc., Hsinchu (TW)
Filed by E Ink Holdings Inc., Hsinchu (TW)
Filed on Aug. 26, 2024, as Appl. No. 18/815,748.
Application 18/815,748 is a continuation of application No. 18/359,881, filed on Jul. 27, 2023, granted, now 12,099,680.
Claims priority of application No. 111134646 (TW), filed on Sep. 14, 2022.
Prior Publication US 2024/0419280 A1, Dec. 19, 2024
Int. Cl. G06F 3/041 (2006.01)
CPC G06F 3/04164 (2019.05) [G06F 2203/04102 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A touch display device, comprising:
a driving substrate, comprising a first portion, a second portion and a bending portion connecting the first portion and the second portion;
a display medium layer, disposed on the first portion of the driving substrate;
a conductive film, disposed on the first portion of the driving substrate and located on the display medium layer;
a touch panel, disposed on the first portion of the driving substrate and located on the conductive film, wherein the display medium layer is shrunk by a gap relative to a side surface of the touch panel to form a space;
a circuit board, disposed on the second portion of the driving substrate;
a reinforcing structure layer, disposed on the bending portion of the driving substrate and extending to the first portion to seal the space; and
a light guide plate, disposed on the first portion of the driving substrate;
wherein the light guide plate and the display medium layer are disposed on the same side of the driving substrate.