The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 03, 2024
Filed:
Dec. 23, 2021
Beijing Naura Microelectronics Equipment Co., Ltd., Beijing, CN;
BEIJING NAURA MICROELECTRONICS EQUIPMENT CO., LTD., Beijing, CN;
Abstract
A semiconductor processing chamber includes a chamber having an opening at a top of the chamber, a housing disposed above the opening, a dielectric window disposed inside the housing and above the opening, a coil arranged circumferentially at an inner top wall of the housing; a hot air hood disposed inside the housing and fixedly attached to the dielectric window, where the hot air hood and the inner top wall of the housing are separated by a clearance gap, and the hot air hood includes a heating compartment for heating the dielectric window and at least two air passage ports connected to the heating compartment; and an air distribution structure being fixedly attached to the housing and including a plurality of air passages, at least two air exchange ports located outside the housing for air intake and air discharge.