中芯集成电路申请利用金属钨制造 SAW 滤波器专利,有效抑制二次谐波提升滤波器通带内性能

金融界
29 Mar

金融界 2025 年 3 月 29 日消息,国家知识产权局信息显示,中芯集成电路(宁波)有限公司申请一项名为“利用金属钨制造 SAW 滤波器 PST 结构和叉指电极的方法和器件”的专利,公开号 CN 119696533 A,申请日期为 2024 年 11 月。专利摘要显示,本发明涉及集成电路制造技术领域,具体公开利用金属钨制造 SAW 滤波器 PST 结构和叉指电极的方法和器件,该方法包括:在衬底...

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