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Contenido archivado el 2024-04-16

Industrial Characterisation of an Advanced Resonant Etcher

Objetivo

The goal of this project was the development and evaluation, in an industrial environment, of two industrial prototype etchers capable of producing the new generation of Ultra Large Scale Integration (ULSI) devices.
Industrial characterization of an advanced resonant etcher (ICARE) aimed at the development of a new generation of industrial etcher equipment based upon the use of one of the 2 new reactor concepts, both operating with resonant coupling: the resonant inductive plasma etching (RIPE) and the distributed electron cyclotron resonance (DECR). The main targeted characteristics of these reactors were: total independence of parameters controlling the plasma generation and those controlling its interaction with the surface to be processed, low pressure, large volume of quiescent homogenous high density plasma, no internal active electrode, capability of processing large diameter wafers and simplicity of realisation. 3 types of etching processes specific to ultra large scale integration (ULSI) technology are to be developed to support this project: trench etching for isolation, contact and via etching and fine line polysilicon etching on thin gate oxide.
2 experimental reactors based on the 2 RIPE and DECR concepts have already been manufactured and evaluated.
ICARE aimed to develop a new generation of industrial etcher equipment based upon the use of one of the two new reactor concepts, both operating with resonant coupling: the Resonant Inductive Plasma Etching (RIPE), and the Distributed Electron Cyclotron Resonance (DECR). The main targeted characteristics of these reactors were:

- total independence of parameters controlling the plasma generation and those controlling its interaction with the surface to be processed
- low pressure
- large volume of quiescent homogeneous high-density plasma
- no internal active electrode
- capability of processing large-diameter wafers
- simplicity of realisation.

Three types of etching processes specific to ULSI technology are to be developed to support this project: trench etching for isolation, contact and via etching, and fine-line polysilicon etching on thin gate oxide.

The project was discontinued in June 1990.

Tema(s)

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Convocatoria de propuestas

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Régimen de financiación

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Coordinador

ALCATEL CIT SA
Aportación de la UE
Sin datos
Dirección
55 RUE EDGAR QUINET
92240 MALAKOFF
Francia

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Coste total
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Participantes (5)