Light-emitting diode display device

Abstract

A light-emitting diode display device is provided, including: a substrate, including a plurality of grooves, wherein an electrical contact is disposed in each of the grooves; and a plurality of light-emitting diodes, configured to be installed in the grooves, wherein each of the light-emitting diodes includes: a main body; and a first contact and a second contact, disposed on the main body, wherein the first contact and the second contact are respectively electrically connected to the substrate through the corresponding electrical contacts.

What is claimed is: 
     
         1 . A light-emitting diode display device, comprising:
 a substrate, including a plurality of grooves, wherein an electrical contact is disposed in each of the grooves; and   a plurality of light-emitting diodes, configured to be installed in the grooves, wherein each of the light-emitting diodes includes:
 a main body; and 
 a first contact and a second contact, disposed on the main body, wherein the first contact and the second contact are respectively electrically connected to the substrate through the corresponding electrical contacts. 
   
     
     
         2 . The light-emitting diode display device as claimed in  claim 1 , wherein the light-emitting diode further includes a first dielectric layer, and the first contact, the second contact and the first dielectric layer are disposed on the same side of the main body. 
     
     
         3 . The light-emitting diode display device as claimed in  claim 1 , wherein the light-emitting diode further includes a first dielectric layer and a second dielectric layer, and the first dielectric layer and the second dielectric layer are disposed on opposite sides of the main body and have different dielectric constants. 
     
     
         4 . The light-emitting diode display device as claimed in  claim 3 , wherein the light-emitting diode further includes:
 a third dielectric layer, disposed between the main body and the first contact; and   a fourth dielectric layer, disposed between the main body and the second contact;   wherein the third dielectric layer and the fourth dielectric layer have different dielectric constants.   
     
     
         5 . The light-emitting diode display device as claimed in  claim 1 , wherein the diameter of the first contact is different from the diameter of the second contact. 
     
     
         6 . The light-emitting diode display device as claimed in  claim 1 , wherein the light-emitting diode further includes a first dielectric layer and a second dielectric layer, the main body includes a first side and a second side opposite to the first side, the first dielectric layer and the first contact are disposed on the first side, the second dielectric layer and the second contact are disposed on the second side, and the first dielectric layer and the second dielectric layer have different dielectric constants. 
     
     
         7 . The light-emitting diode display device as claimed in  claim 1 , wherein the light-emitting diode further includes a first dielectric layer, wherein the main body has a trapezoidal structure, a first side and a second side, the first side and the second side are trapezoidal surfaces, and the first contact, the second contact and the first dielectric layer are disposed on the first side. 
     
     
         8 . The light-emitting diode display device as claimed in  claim 1 , wherein the main body is a trapezoidal body and has a first side and a second side opposite to the first side, the light-emitting diode further includes a first dielectric layer and a second dielectric layer, the first dielectric layer and the first contact are disposed on the first side, the second dielectric layer and the second contact are disposed on the second side, and the first dielectric layer and the second dielectric layer have different dielectric constants. 
     
     
         9 . The light-emitting diode display device as claimed in  claim 1 , wherein the substrate further includes a driving circuit layer, and the driving circuit layer includes a plurality of driving circuits which are configured to drive the light-emitting diodes. 
     
     
         10 . The light-emitting diode display device as claimed in  claim 9 , wherein each of the driving circuits comprises:
 a first transistor, having:   a control terminal, electrically connected to a first driving signal;   a first terminal, electrically connected to a first direct-current voltage; and   a second terminal, electrically connected to either the positive electrode or the negative electrode of a light-emitting diode;   a second transistor, having:
 a control terminal, electrically connected to a second driving signal; 
 a first terminal, electrically connected to the second terminal of the first transistor; and 
 a second terminal, electrically connected to a second direct-current voltage; 
   a third transistor, having:
 a control terminal, electrically connected to the second driving signal; 
 a first terminal, electrically connected to the first direct-current voltage; and 
 a second terminal, electrically connected to the other of the positive electrode or the negative electrode of the light-emitting diode; 
   a fourth transistor, having:
 a control terminal, electrically connected to the first driving signal; and 
 a first terminal, electrically connected to the second end of the third transistor; and 
 a second terminal, electrically connected to the second direct-current voltage; 
   wherein the first direct-current voltage is greater than the second direct-current voltage, and the first driving signal and the second driving signal are square wave signals and complementary signals.   
     
     
         11 . The light-emitting diode display device as claimed in  claim 9 , wherein each of the driving circuits comprises a transistor, and the transistor has:
 a control terminal, electrically connected to a driving signal;   a first terminal, electrically connected to a direct-current voltage; and   a second terminal, electrically connected to either the positive electrode or the negative electrode of a light-emitting diode, and the other of the positive electrode or the negative electrode of the light-emitting diode being electrically connected to an alternating-current voltage.