TWI630715B - System for optimizing fabrication parameters of oled - Google Patents

Abstract

The invention relates to an organic light emitting diode (OLED) process parameter optimization system, which comprises: a computing module; an input module; an output module; and a storage unit. The operation module further has: an electrical characteristic parameter operation analysis unit; a thermal characteristic parameter operation analysis unit; an optical characteristic parameter operation analysis unit; and a parameter optimization unit. By calculating and analyzing the electrical characteristic parameters, the optical characteristic parameters and the thermal characteristic parameters, the OLED transient performance and the steady state performance can be analyzed, and the characteristics of the OLED target generated by the system can be made closer to the characteristics of the actual OLED entity. It is also possible to optimize the OLED process parameters, reduce product manufacturing costs, and improve product development efficiency.

Description

Organic Light Emitting Diode (OLED) Process Parameter Optimization System

The invention relates to a process parameter optimization system, in particular to an organic light emitting diode (OLED) process parameter optimization system with an electrical characteristic parameter operation analysis unit, an optical characteristic parameter operation analysis unit and a thermal characteristic parameter operation analysis unit. .

With the modernization of society and the popularization of environmental protection and energy conservation concepts, the demand for LED and OLED lighting is increasing. However, newer applications such as LEDs and OLEDs, whether they can be used in large quantities and generate large energy-saving benefits, depend on the terminal use cost of LEDs and OLEDs and the actual use efficiency of their products.

Therefore, before the mass production of LEDs and OLEDs, the simulation, analysis and setting of relevant material parameters and manufacturing parameters will be carried out first to ensure that the most accurate and efficient manufacturing parameters can be used in mass production to achieve a smooth amount. Production and manufacturing of optimized LEDs and OLEDs, and the purpose of reducing costs.

However, today's developed system structures or simulation software, for materials The simulation, analysis and setting of parameters and manufacturing parameters are only based on the optical or electrical properties of the materials and manufacturing parameters. Although they can be used as a process reference, the results obtained cannot fully cover all relevant features. There are gaps in practice, and it is difficult to obtain better optimization results.

In view of this, an organic light-emitting diode (OLED) process parameter optimization system that can simulate all the technical parameters of material parameters and can produce optimized manufacturing parameters becomes one of the current OLED manufacturing industries and application fields. Key and major innovations.

The invention relates to an organic light emitting diode (OLED) process parameter optimization system, which comprises: a computing module; an input module; an output module; and a storage unit. The operation module further has: an electrical characteristic parameter operation analysis unit; a thermal characteristic parameter operation analysis unit; an optical characteristic parameter operation analysis unit; and a parameter optimization unit. Through the implementation of the invention, not only the OLED transient performance and the steady state performance can be analyzed, the characteristics of the OLED target generated by the system can be made closer to the characteristics of the actual OLED entity, the OLED process parameters can be optimized, and the manufacturing cost can be reduced. And improve product development efficiency.

The invention provides an organic light emitting diode (OLED) process parameter optimization system, comprising: an operation module, comprising: an electrical characteristic parameter operation analysis unit, which inputs at least one material parameter of the OLED manufacturing material, At least one OLED operating condition parameter of the OLED and at least one electrical characteristic target parameter of the OLED are analyzed and operated to generate and output at least one optimized electrical characteristic process parameter, and the OLED operating condition parameter may include an operation analyzing unit and a light from the thermal characteristic parameter The output parameter of the characteristic parameter operation analysis unit is used to feedback the influence of the heat and the light effect on the electricity; the thermal characteristic parameter operation analysis unit is the material parameter of the input OLED manufacturing material, the OLED operating condition parameter and the at least one thermal characteristic target of the OLED. The parameter is analyzed and operated to generate and output at least one optimized thermal characteristic process parameter, and the OLED operating condition parameter may include an output parameter from the electrical characteristic parameter operation analysis unit and the optical characteristic parameter operation analysis unit to feedback the analysis of the electrical and optical effect pairs. The influence of heat; an optical characteristic parameter operation analysis unit, which is an input material parameter, an OLED operation condition parameter, and at least one optical characteristic target parameter of the OLED, is analyzed and operated, and generates and outputs at least one optimized optical characteristic process parameter, and the OLED operation The condition parameter may include an output parameter from the electrical characteristic parameter operation analysis unit and the thermal characteristic parameter operation analysis unit to feedback the influence of the electrical and thermal effects on the light; and a parameter optimization unit, respectively, and the electrical characteristic parameter operation analysis unit, thermal characteristics Parameter operation analysis unit and optical characteristic parameter The number operation analysis unit is connected, reads the optimized electrical characteristic process parameters, optimizes the thermal characteristic process parameters, and optimizes the optical characteristic process parameters, performs operations, and generates and outputs at least one OLED optimized process parameter; an input module is associated with the operation module Connecting, having at least one user interface, and reading material parameters, OLED operating condition parameters, electrical characteristic target parameters, thermal characteristic target parameters or optical characteristic target parameters from the user interface, and transmitting the same to the computing module; The output module is connected to the operation module, and reads and outputs the OLED optimized process parameters and the optimized electrical characteristic process parameters, optimizes the thermal characteristic process parameters or optimizes the optical characteristic process parameters; and a storage unit is connected to the operation module And controlled by the operation module to input and store OLED optimization process parameters and optimize electrical characteristic process parameters, optimize thermal characteristic process parameters or optimize optical characteristic process parameters.

With the implementation of the present invention, at least the following advancements can be achieved:

First, the OLED transient performance and steady state performance can be analyzed.

Second, the characteristics of the OLED target produced by the system can be closer to the characteristics of the actual OLED entity.

Third, it can optimize the OLED process parameters, reduce product manufacturing costs, and improve product development efficiency.

In order to make the technical content of the present invention known to those skilled in the art and to implement the present invention, and in accordance with the disclosure, the scope of the application, and the drawings, the related objects and advantages of the present invention can be easily understood by those skilled in the art. The detailed features and advantages of the present invention will be described in detail in the embodiments.

100‧‧‧Organic Luminescence Diode (OLED) Process Parameter Optimization System

10‧‧‧ Computing Module

11‧‧‧Electrical characteristic parameter calculation analysis unit

12‧‧‧ Thermal characteristic parameter calculation analysis unit

13‧‧‧Light characteristic parameter operation analysis unit

14‧‧‧Parameter Optimization Unit

20‧‧‧Input module

30‧‧‧Output module

40‧‧‧ storage unit

FIG. 1 is a block diagram showing the composition of an organic light emitting diode (OLED) process parameter optimization system according to an embodiment of the present invention.

Please refer to FIG. 1 , which is an organic light emitting diode (OLED) process parameter optimization system 100 of the embodiment, which includes: a computing module 10; an input module 20; an output module 30; A storage unit 40. The organic light-emitting diode process parameter optimization system 100 can be executed in a computer system, and after reading material parameters, OLED operating condition parameters, electrical characteristic target parameters, thermal characteristic target parameters or optical characteristic target parameters, processing is performed, and Outputting at least one of the OLED optimization process parameters used in the manufacture of the OLED, the optimization of the electrical characteristic process parameters, the optimization of the thermal characteristic process parameters, and the optimization of the optical characteristic process parameters.

As shown in FIG. 1 , the operation module 10 of the organic light emitting diode (OLED) process parameter optimization system 100 has an electrical characteristic parameter operation analyzing unit 11 , a thermal characteristic parameter operation analyzing unit 12 , and an optical characteristic parameter operation. The analysis unit 13 and a parameter optimization unit 14.

As shown in FIG. 1 , the electrical characteristic parameter calculation and analysis unit 11 inputs and analyzes at least one material parameter of the OLED manufacturing material, at least one OLED operating condition parameter of the OLED, and at least one electrical characteristic target parameter of the OLED. The at least one optimized electrical characteristic process parameter is generated and outputted, and the OLED operating condition parameter may include output parameters from the thermal characteristic parameter operation analyzing unit 12 and the optical characteristic parameter operation analyzing unit 13 to feedback the influence of the thermal and optical effects on the electricity.

The thermal characteristic parameter operation analyzing unit 12 is configured to input a material parameter of the OLED manufacturing material, at least one OLED operating condition parameter, and at least one thermal characteristic target parameter of the OLED, analyze and calculate, and generate and output at least one optimized thermal characteristic process parameter. The OLED operating condition parameter may include output parameters from the electrical characteristic parameter operation analyzing unit 11 and the optical characteristic parameter operation analyzing unit 13 to feedback the influence of the electrical and optical effects on the heat.

The optical characteristic parameter operation analyzing unit 13 is configured to input a material parameter of the OLED manufacturing material, at least one OLED operating condition parameter, and at least one optical characteristic target parameter of the OLED, analyze and calculate, and generate and output at least one optimized optical characteristic process parameter. The OLED operating condition parameter may include output parameters from the electrical characteristic parameter operation analyzing unit 11 and the thermal characteristic parameter operation analyzing unit 12 to feedback the influence of the electrical and thermal effects on the light.

The parameter optimization unit 14 is respectively an electrical characteristic parameter operation analysis unit 11, a thermal characteristic parameter operation analysis unit 12, and an optical characteristic parameter operation analysis unit. The 13-phase connection reads the optimized electrical characteristic process parameters, optimizes the thermal characteristic process parameters, and optimizes the optical characteristic process parameters, performs operations, and generates and outputs at least one OLED optimized process parameter.

As such, the computing module 10 inputs at least one material parameter of the OLED manufacturing material, at least one OLED operating condition parameter, and at least one electrical characteristic target parameter of the OLED, at least one thermal characteristic target parameter of the OLED, and at least one optical characteristic target parameter of the OLED. The operation analysis can make the characteristics of the generated OLED target closer to the characteristics of the actual OLED entity, and output at least one OLED optimization process parameter, as a process parameter for the process of officially producing the OLED, which can reduce the manufacturing cost of the product, and Improve product development efficiency.

The electrical characteristic parameter operation analyzing unit 11 can analyze the electron hole transmission characteristics and excitons of the OLED under the operating conditions including the output parameter of the thermal characteristic parameter operation analyzing unit 12 and the output parameter of the optical characteristic parameter operation analyzing unit 13. (excitation) characteristic isoelectric characteristic parameters, and feedback analysis and calculation and output at least one optimized electrical characteristic process parameter.

The thermal characteristic parameter operation analyzing unit 12 can analyze thermal characteristics such as power parameters and thermal field distribution of the OLED under operating conditions including the output parameter of the electric characteristic parameter operation analyzing unit 11 and the output parameter of the optical characteristic parameter operation analyzing unit 13. Parameters, and feedback analysis and calculations and output at least one optimized thermal characteristic process parameter.

The optical characteristic parameter operation analyzing unit 13 can analyze the illuminating spectrum, the optical field distribution, and the luminous flux characteristic of the OLED under the operating conditions including the output parameter of the electric characteristic parameter operation analyzing unit 11 and the output parameter of the thermal characteristic parameter operation analyzing unit 12. Equivalent light characteristic parameters, and feedback analysis and calculation and output at least one Optimize optical characteristics process parameters.

As shown in FIG. 1 , the input module 20 is connected to the computing module 10 . The input module 20 has at least one user interface, and reads at least one material parameter of the manufacturing material of the OLED from the user interface. At least one operating condition parameter of the OLED, at least one electrical characteristic target parameter of the OLED, at least one thermal characteristic target parameter of the OLED, or at least one optical characteristic target parameter of the OLED, and transmitted to the computing module 10.

That is to say, the input module 20 is an interface between the organic light emitting diode (OLED) process parameter optimization system 100 and the user, and can read all the aforementioned parameter data and transmit it to the computing module 10 for processing. Analysis and calculation.

As shown in FIG. 1 , the output module 30 is connected to the computing module 10 , and reads and outputs the OLED optimized process parameters and the optimized electrical characteristic process parameters generated by the computing module 10 , and optimizes the thermal characteristic process parameters. Or optimize the optical characteristics of the process parameters.

Referring to FIG. 1 again, the storage unit 40 is connected to the computing module 10, and is controlled by the computing module 10 to input and store OLED optimized process parameters and optimize electrical characteristic process parameters from the output module 30, and optimize. Thermal characteristic process parameters or optimized optical characteristics process parameters.

At the time of formal mass production, the mass production process system can be read from the storage unit 40 or directly read from the output module 30: OLED optimizes process parameters and optimizes electrical characteristic process parameters, optimizes thermal characteristic process parameters, or optimizes optical characteristic process parameters. In order to mass production of OLEDs, it is possible to reduce the manufacturing cost of products and improve the efficiency of product development.

However, the above embodiments are for explaining the features of the present invention, and the purpose thereof Equivalent modifications or modifications that may be made without departing from the spirit of the invention are intended to be included within the scope of the invention. The scope of the patent application described below.

Claims (6)

An organic light emitting diode (OLED) process parameter optimization system, comprising: an operation module, comprising: an electrical characteristic parameter operation analysis unit, which inputs at least one material parameter of a manufacturing material of the organic light emitting diode And at least one OLED operating condition parameter of the organic light emitting diode and at least one electrical characteristic target parameter of the organic light emitting diode are subjected to feedback analysis and calculation to generate and output at least one optimized electrical characteristic process parameter; a thermal characteristic parameter An operation analyzing unit, which inputs the material parameter, the OLED operating condition parameter, and at least one thermal characteristic target parameter of the organic light emitting diode, and performs feedback analysis and calculation to generate and output at least one optimized thermal characteristic process parameter; The characteristic parameter operation analyzing unit inputs the material parameter, the OLED operating condition parameter and the at least one optical characteristic target parameter of the organic light emitting diode, and performs feedback analysis and operation to generate and output at least one optimized optical characteristic process parameter; And a parameter optimization unit, respectively, and the electrical characteristic parameter operation analysis unit, the thermal characteristic parameter The calculation unit and the optical characteristic parameter operation analysis unit are connected, and the optimized electric characteristic process parameter, the optimized thermal characteristic process parameter and the optimized optical characteristic process parameter are read, and the operation is performed to generate and output at least one OLED optimization process parameter; An input module coupled to the computing module, having at least one user interface, and reading the material parameter, the OLED operating condition parameter, the electrical characteristic target parameter, and the thermal characteristic target parameter from the user interface Or the light characteristic target And transmitting the parameter to the computing module; an output module connected to the computing module, and reading and outputting the OLED optimized process parameter and the optimized electrical characteristic process parameter, the optimized thermal characteristic process parameter or The optimized optical characteristic process parameter; and a storage unit connected to the computing module, and controlled by the computing module to input and store the OLED optimized process parameter and the optimized electrical characteristic process parameter from the output module, the optimization Thermal characteristic process parameters or the optimized optical characteristic process parameters. The organic light emitting diode (OLED) process parameter optimization system according to claim 1, wherein the OLED operating condition parameter comprises the electrical characteristic parameter operation analyzing unit, the thermal characteristic parameter operation analyzing unit, and the optical characteristic. A parameter output by at least one of the parameter operation analysis units. For example, the organic light emitting diode (OLED) process parameter optimization system described in claim 1 is implemented in a computer system. The method for optimizing an organic light emitting diode (OLED) process parameter according to claim 1, wherein the electrical characteristic parameter calculation unit analyzes an electron hole transmission characteristic and an exciton of the organic light emitting diode (excitation) The electrical characteristic parameters of the characteristic are fed back to the analysis and operation and output the optimized electrical characteristic process parameters. The method for optimizing an organic light emitting diode (OLED) process parameter according to claim 1, wherein the optical characteristic parameter calculation unit analyzes an emission spectrum, a light field distribution, and a luminous flux characteristic of the organic light emitting diode. Optical characteristic parameters, and feedback analysis and calculation and output of the optimized optical characteristic process parameters. The organic light emitting diode (OLED) process parameter optimization system according to claim 1, wherein the thermal characteristic parameter operation analyzing unit analyzes the power parameter, the wafer temperature, and the thermal field distribution of the organic light emitting diode. Thermal characteristic parameter The feedback analysis and operation and output of the optimized thermal characteristic process parameters are performed.