METHODS FOR ADAPTIVE REAL TIME CONTROL OF A THERMAL PROCESSING SYSTEM

Patent №

US 7,101,816

Granted

2006-09-05

Filed 2003

Owner

TOKYO ELECTRON LIMITED

Lab

AI components

2

ml · planning

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

10747842

Methods for adaptive real time control of a system for thermal processing substrates, such as semiconductor wafers and display panels. Generally, the method includes creating a dynamic model of the thermal processing system, incorporating wafer bow in the dynamic model, coupling a diffusion-amplification model into the dynamic thermal model, creating a multivariable controller, parameterizing the nominal setpoints, creating a process sensitivity matrix, creating intelligent setpoints using an efficient optimization method and process data, and establishing recipes that select appropriate models and setpoints during run-time.

AI classification

Planning1.00
Machine learning1.00
AI hardware0.17
Evolutionary computation0.14
Knowledge representation0.03
Vision0.03
Natural language0.01
Speech0.00

Ownership

TOKYO ELECTRON LIMITED

assignment · 152450517

Assignors

KAUSHAL, SANJEEV, SUGISHIMA, KENJI, PANDEY, PRADEEP

On an employer assignment, the assignors are typically the inventors.

From the same owner

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