TerraSem Co., Ltd. is a Korea-based company principally engaged in the manufacture and distribution of image sensors. The Company's products portfolio consists of charger coupled device (CCD), a semiconductor device which changes from an image signal to an electric signal; complementary metal-oxide semiconductor (CMOS), which is applied to semiconductor products for processor, memory and others, as well as compact camera module (CCM) and monitoring & detection camera, among others. It also involves in the wafer test, assembly and final test of semiconductors for image.
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