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据《World Patent Abstracts Journal》Week8633报道的英国专利号GB2170—952一A内容是菲利浦电子联合公司生产了一种红外报警装置。这种装置是由两组相交叉的双向红外探测器件组成,并有一个共同的输出端。每一组双向探测器构成一个独立的探测通道,各有两个热释电探测器件,这两个热释电探测器件是由热释电材料和配制的电极组成。每组双向探测器中的两个探测器件都是相互离开的,并且连接
According to “World Patent Abstracts Journal” Week8633 reported that the British Patent No. GB2170-952 A content is Philips Electronics United produced an infrared alarm device. This device is composed of two sets of two-way cross-infrared detectors and has a common output. Each group of bi-directional detectors constitutes a separate detection channel, each with two pyroelectric detectors, which consist of a pyroelectric material and a formulated electrode. Two detectors in each set of bidirectional detectors are separated from each other and connected