Phome makers recognize that there is not enough space on the front of a smartphone for a standard capacitive fingerprint sensor, but instead using a fingerprint sensor in the display.
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As of the end of 2016, Synaptics announced the launch of UnderGlass, a fingerprint sensing optical solution that overcomes the limitations of capacitive solutions that can not be detected by moving glass panels.
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Recently, Synaptics announced AMOLED panel display fingerprint sensing solution.
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Goodix recently sent sample products to major handset vendors for testing.
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Qualcomm and Vivo develop ultrasonic fingerprint sensors.
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Sweden FPC has just launched ultrasonic fingerprint sensor technology.
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In addition to Samsung and LG's own AMOLED panels, Chinese smartphone brands such as OPPO, Vivo, Meizu, Jinli, Xiaomi and Huawei will also have the opportunity to embed AMOLED panel display fingerprint sensors in their 2018 models.
