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Fingerprint sensors can be found on mobile devices. The fingerprint sensor is used to unlock the device and authorize actions, like money and file transfers, for example. It can be used to prevent a device from being used by an unauthorized person. It is also used in attendance in number of colleges and universities.
The following is a List of Bangladeshi inventions and discoveries which lists inventions and discoveries made by Bangladeshis both within Bangladesh and outside the region, which owe their existence either partially or entirely to a person born in Bangladesh.
The use of electronics in Bangladesh started in the 1930s through the field of communication with the establishment of radio stations, telephone exchanges, and wireless communication. During World War II , to satisfy military needs, the technology of wireless communication was enhanced and the latest technology was introduced in the British Raj .
There are four types of fingerprint scanners: [7] optical scanners, capacitance scanners, ultrasonic scanners, and thermal scanners. The basic function of every type of scanner is to obtain an image of a person's fingerprint and find a match for it in its database. The measure of the fingerprint image quality is in dots per inch (DPI). [8]
Automated fingerprint verification is a closely related technique used in applications such as attendance and access control systems. On a technical level, verification systems verify a claimed identity (a user might claim to be John by presenting his PIN or ID card and verify his identity using his fingerprint), whereas identification systems ...
Live scan fingerprinting refers to both the technique and the technology used by law enforcement agencies and private facilities to capture fingerprints and palm prints electronically, without the need for the more traditional method of ink and paper.