摘 要
近年來，隨著改革開放的深入發展，電子電器的飛速發展.人民的生活水平有了很大提高。各種高檔家電產品和貴重物品為許多家庭所擁有。然而一些不法分子也是越來越多。這點就是看到了大部分人防盜意識還不夠強.造成偷盜現象屢見不鮮。因此，越來越多的居民家庭對財產安全問題十分擔憂。
報警器這時正為人們解決了不少問題.但是市場上的報警器大部分都是用于一些大公司財政機構。價格高昂,一般人們難以接受。如果再設計和生產一種價廉、性能靈敏可靠的防盜報警器，必將在防盜和保證財產安全方面發揮更加有效的作用。由于紅外線是不見光，有很強的隱蔽性和保密性，因此在防盜、警戒等安保裝置中得到了廣泛的應用，此外，在電子防盜、人體探測等領域中，被動式熱釋電紅外探測器也以其價格低廉、技術性能穩定等特點而受到廣大用戶和專業人士的歡迎。
關鍵詞:紅外線 報警器
Abstract
recent years, along with reform and open policy thorough development, electronic electric appliance's swift development. People's living standard had the very big enhancement. Each kind of upscale electrical appliances product and the valuables have for many families. However some unlawful elements are also more and more. This sees majority of person security consciousness also insufficient. Creates steals the phenomenon to be common. Therefore, more and more resident families worried to the property security problem. the alarm apparatus had been solving many problems by now for the people. But in the market alarm apparatus majority of use in some big company fiscal institution. The price is soaring, generally the people accept with difficulty. If redesigns and produces one kind moderately-priced, the performance keen reliable burglar alarm, will certainly plays a more effective role in security and the guarantee property security aspect. Because infrared is unexposed, has the very strong confidentiality and the secrecy, therefore in security, security installments and so on security obtained the widespread application, in addition, in electron security, domains and so on human body survey, the passive form pyroelectric infrared acquisition aid also by its low in price, the technical performance stable and so on characteristics receives the user community and professional's welcome.
key word: Infrared alarm apparatus
