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Light-emitting chip bearing structure and manufacturing method thereof

A light-emitting chip and load-carrying structure technology, which is applied in semiconductor/solid-state device manufacturing, semiconductor devices, electrical components, etc., can solve the problems of light-emitting diode chip tilt, thickness instability, etc.

Pending Publication Date: 2021-12-17
ASTI GLOBAL INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The light-emitting diode chip is usually electrically connected to the circuit board through a plurality of solder balls, but in the process of heating and melting the solder balls, the thickness of the solder balls will be unstable due to melting, making the solder balls placed on the solder balls The light-emitting diode chip will be tilted

Method used

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  • Light-emitting chip bearing structure and manufacturing method thereof
  • Light-emitting chip bearing structure and manufacturing method thereof
  • Light-emitting chip bearing structure and manufacturing method thereof

Examples

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no. 1 example

[0030] refer to Figure 1 to Figure 6 As shown, the first embodiment of the present invention provides a method for manufacturing a light-emitting chip carrying structure, which includes: first, cooperate with Figure 1 to Figure 3 As shown, a plurality of light-emitting chips 20 are transferred to a circuit substrate 1, so that each light-emitting chip 20 can be electrically connected to the circuit substrate 1 through two initial conductive materials b (step S100); figure 1 , image 3 and Figure 4 As shown, a flat substrate F is driven by a carrying device D1 to simultaneously apply a pressure to a plurality of light-emitting chips 20 (such as Figure 4 shown by the downward arrow), so that the distance D between the multiple light-emitting surfaces 2000 of the multiple light-emitting chips 20 and a top surface 1000 of the circuit substrate 1 is the same (step S102); figure 1 and Figure 5 As shown, while a plurality of light-emitting chips 20 are pressed by the flatten...

no. 2 example

[0037] refer to figure 1 as well as Figure 8 to Figure 14 As shown, the second embodiment of the present invention provides a method for manufacturing a light-emitting chip carrying structure, which includes: first, cooperate with figure 1 and Figure 10 As shown, a plurality of light-emitting chips 20 are transferred to a circuit substrate 1, so that each light-emitting chip 20 can be electrically connected to the circuit substrate 1 through two initial conductive materials b (step S200); figure 1 , Figure 11 and Figure 12 As shown, a flat substrate F (with no adhesive layer) is driven by a carrying device D1 to apply a pressure to a plurality of light-emitting chips 20 at the same time (such as Figure 12 shown by the downward arrow), so that the distance D between the multiple light-emitting surfaces 2000 of the multiple light-emitting chips 20 and a top surface 1000 of the circuit substrate 1 is the same (step S202); figure 1 and Figure 13 As shown, while a plura...

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Abstract

The invention discloses a light-emitting chip bearing structure and a manufacturing method thereof. The manufacturing method of the light-emitting chip bearing structure comprises the following steps: transferring a plurality of light-emitting chips onto a circuit substrate; driving a leveling substrate through a bearing device to apply a pressure to the plurality of light-emitting chips at the same time, so that the distances between a plurality of light-emitting surfaces of the plurality of light-emitting chips and a top surface of the circuit substrate are the same; fixing the plurality of light-emitting chips on the circuit substrate through a heating device while the plurality of light-emitting chips are pressed by the leveling substrate; and removing the leveling substrate through the bearing device. Therefore, the plurality of light-emitting surfaces of the plurality of light-emitting chips have the same flatness relative to the top surface of the circuit substrate, and the plurality of light-emitting surfaces of the plurality of light-emitting chips can be positioned on the same plane.

Description

technical field [0001] The invention relates to a chip carrying structure and a manufacturing method thereof, in particular to a light-emitting chip carrying structure and a manufacturing method thereof. Background technique [0002] The light-emitting diode chip is usually electrically connected to the circuit board through a plurality of solder balls, but in the process of heating and melting the solder balls, the thickness of the solder balls will be unstable due to melting, making the solder balls placed on the solder balls The light-emitting diode chip will be tilted. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a light-emitting chip carrying structure and a manufacturing method thereof in view of the deficiencies of the prior art. [0004] In order to solve the above technical problems, one of the technical solutions adopted by the present invention is to provide a light-emitting chip carrying structure...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01L21/683H01L21/677H01L33/00
CPCH01L21/6835H01L21/67778H01L21/67781H01L33/0095H01L25/0753H01L25/167H01L33/62H01L2933/0066H01L33/486H01L33/005
Inventor 廖建硕王智正黄育民黄绍玮
Owner ASTI GLOBAL INC