Abstract: There are provided a fingerprint sensor and an electronic device including the same. The fingerprint sensor includes a glass panel; a plurality of transducers arranged on edge regions of the glass panel, the plurality of transducers emitting ultrasonic wave signals toward inner surfaces of the glass panel and receiving the ultrasonic wave signals reflected from the inner surfaces of the glass panel; and a fingerprint sensing unit sensing a fingerprint based on the ultrasonic wave signals received by the plurality of transducers, the fingerprint sensing unit sequentially driving the plurality of transducers.

Abstract: Vibration detecting apparatus and mobile device including the same disclosed. A vibration detecting apparatus includes a base, a piezoelectric body having one end thereof supported by the base and the other end thereof freed and configured for converting a mechanical stress being applied by a vibration of the base into an electrical signal, an electrode coupled to the piezoelectric body so as to transmit the electrical signal to a measuring circuit and an elastic body coupled to the piezoelectric body so as to elastically press the piezoelectric body in an opposite direction to the mechanical stress being applied to the piezoelectric body.

Abstract: There is provided a multi-axis input device including an elastic layer deformed depending on a direction of force applied from the outside; an upper electrode pattern formed on the top of the elastic layer; and a lower electrode pattern formed on the bottom of the elastic layer, and each of the upper electrode pattern and the lower electrode pattern includes a plurality of electrodes, and each of the plurality of electrodes includes a surface electrode, and a line electrode electrically connected to the surface electrode and disposed around the surface electrode, thereby simultaneously detecting a location touched by a finger, or the like, pressed pressure at the touch location, and shear force (twisting).

Abstract: There are provided a distance measurement apparatus and a distance measurement method, the distance measurement apparatus including: a light source outputting light; a switch array including a plurality of cells, and controlling a position at which the light output from the light source is irradiated, by switching operations of the respective cells; a light detector sensing the light reflected from a target object; and a controller sequentially controlling the switching operations of the plurality of cells of the switch array, wherein the controller generates distance information between the light source and the target object based on the light sensed by the light detector. The light detector including a single cell light detector element may be used, to thereby reduce the costs.

Abstract: There are provided a fingerprint sensor and an electronic device including the same. The fingerprint sensor includes a glass panel; a plurality of transducers arranged on edge regions of the glass panel, the plurality of transducers emitting ultrasonic wave signals toward inner surfaces of the glass panel and receiving the ultrasonic wave signals reflected from the inner surfaces of the glass panel; and a fingerprint sensing unit sensing a fingerprint based on the ultrasonic wave signals received by the plurality of transducers, the fingerprint sensing unit sequentially driving the plurality of transducers.

Abstract: There is provided a film-type haptic device including: a plate shaped base plate; at least one spacer provided on an edge of an upper surface of the base plate; an actuator including a film shaped polymer layer positioned on the spacer and supported by the spacer and first and second electrodes provided so as to closely and entirely cover both surfaces of the polymer layer, respectively; and an elastic plate adhered to an upper surface of the actuator. The film-type haptic device according to the present disclosure may significantly decrease consumption power consumed in vibration and allow a user to more accurately feel haptic sensation for touch input.

Abstract: Disclosed herein is data communication that is implemented by capturing video including a plurality of different image codes and executing data matched with the image code to communicate a large amount of data while still displaying an image code for data communication in a minimum area.

Abstract: There is provided a fingerprint detection sensor and a method of detecting a fingerprint. The fingerprint detection sensor according to embodiments of the present invention includes a plurality of piezoelectric sensors arranged on a two-dimensional plane; and a fingerprint detection unit detecting a fingerprint by using ultrasonic signals discharged from the plurality of respective piezoelectric sensors, wherein the fingerprint detection unit determines whether the fingerprint is a forged fingerprint by detecting bloodstreams within a first region on the two-dimensional plane in which the ultrasonic signals discharged from the plurality of respective piezoelectric sensors overlap one another.

Abstract: There are provided a distance measurement apparatus and a distance measurement method, the distance measurement apparatus including: a light source outputting light; a switch array including a plurality of cells, and controlling a position at which the light output from the light source is irradiated, by switching operations of the respective cells; a light detector sensing the light reflected from a target object; and a controller sequentially controlling the switching operations of the plurality of cells of the switch array, wherein the controller generates distance information between the light source and the target object based on the light sensed by the light detector. The light detector including a single cell light detector element may be used, to thereby reduce the costs.

Abstract: There are provided a fingerprint detection sensor and a method of manufacturing the same. The fingerprint detection sensor includes a plurality of piezoelectric sensors arranged in an array on a two-dimensional plane and having a predetermined height; a filler provided to surround the plurality of piezoelectric sensors and isolating vibrations between the plurality of piezoelectric sensors; and a control unit discharging predetermined output signals through the piezoelectric sensors to detect information of an object in contact with, or close to, the plurality of piezoelectric sensors, wherein the plurality of piezoelectric sensors include first surfaces and second surfaces disposed on both ends thereof in a height direction and areas of the first surfaces and the second surfaces are different from each other.

Abstract: There is provided a touch sensing apparatus including a panel unit in which a plurality of electrodes intersecting with each other are disposed; and a control unit sensing changes in capacitance generated in regions in which respective electrodes, among the plurality of intersecting electrodes, intersect, wherein the panel unit includes a first region in which the plurality of electrodes are disposed with a first interval therebetween, and a second region in which the plurality of electrodes are disposed with a second interval therebetween, and the control unit senses a fingerprint touching the second region based on a change in capacitance generated therein.

Abstract: There is provided a fingerprint detection sensor and a method of detecting a fingerprint. The fingerprint detection sensor according to embodiments of the present invention includes a plurality of piezoelectric sensors arranged on a two-dimensional plane; and a fingerprint detection unit detecting a fingerprint by using ultrasonic signals discharged from the plurality of respective piezoelectric sensors, wherein the fingerprint detection unit determines whether the fingerprint is a forged fingerprint by detecting bloodstreams within a first region on the two-dimensional plane in which the ultrasonic signals discharged from the plurality of respective piezoelectric sensors overlap one another.

Abstract: There are a fingerprint sensor and a method of operating the same. The fingerprint sensor includes: a fingerprint sensing unit sensing a fingerprint coming into contact with one surface of a substrate; a light source provided at a first end of the substrate; and a light detection unit provided at a second end of the substrate and detecting light emitted from the light source, wherein the first and second ends correspond to both ends of the one surface of the substrate with which the fingerprint comes into contact, respectively, and bio-information of an object coming into contact with the one surface of the substrate is determined by using light detected by the light detection unit.

Abstract: Disclosed herein is a method of manufacturing a touch screen, including: (A) preparing a transparent substrate; (B) forming a patterned transparent electrode including a conductive polymer on the transparent substrate and allowing patterns of the transparent electrode in different columns to be connected by a connection part; and (C) removing the connection part of the transparent electrode. The method of manufacturing a touch screen forms the transparent electrode so that the patterns in different columns are definitely spaced apart from each other to accurately detect touched positions.

Abstract: Disclosed herein are a piezo-type scanning apparatus and a touch screen using the same. The preferred embodiments of the present invention provides the scanning apparatus including a light source; an optical fiber of which one end is connected to the light source to provide a transmission line; a support that supports the side surface of the optical fiber; and a driving body that is positioned between the support and the light source to provide driving force rotating the optical fiber using piezoelectric force, and the touch screen using the same.

Abstract: Disclosed herein is a pressure sensing module of a touch panel, including: an input unit 100 that inputs a touch; a controller 200 that controls the sensing of pressure applied when touch is input; a camera module driver 300 that is driven by the controller 200; a calculator 400 that calculates a pressure value applied when the touch panel is touched by using the change at the touched surface sensed by the camera module driver 300; and an output value display unit 500 that displays an output value derived from the calculator 400. According to the present invention, the pressure applied when the central portion and edge portions of the touch panel are touched can be uniformly measured, even in the case of the large-sized touch panel.

Abstract: Disclosed herein is a haptic device 100. The haptic device 100 includes: a substrate 20 receiving a touch of an input unit 10; a piezoelectric vibrator 30 provided on the substrate 20 and applying vibration; a piezoelectric vibration sensor 40 provided on the substrate 20 and sensing the variation in the vibration by the pressure of the touch; and a controller measuring the pressure of the touch through the variation in the vibration sensed by the piezoelectric vibration sensor 40, and has an advantage of implementing various interfaces varying depending on the magnitude of pressure by sensing the variation in vibration by means of the piezoelectric vibration sensor 40 when the input unit 10 touches the substrate 20 and measuring the pressure of the touch in the controller.

Abstract: Disclosed herein is a touch screen device, including: a touch panel; a display panel that is installed under the touch panel; and a plurality of pressure-sensitive sensors that are formed to be spaced from each other on the outer sides between the touch panel and the display panel and include an insulating substrate, electrodes that include anode electrodes and cathode electrodes formed to be spaced from each other on the insulating substrate, and piezo resistors that are formed on the insulating substrate on which the electrodes are formed and have resistance values varied depending on the pressure to be applied. The touch screen device can measure the strength of the contact input as well as the 2D coordinates using the piezo resistors of the pressure-sensitive sensor.

Abstract: Disclosed herein are a touch screen and a method for controlling the same. The touch screen includes: two sheets of transparent substrates; transparent electrodes each formed on one surface of the two sheets of transparent substrates and sensing the change in capacitance at the time of a user input; and a spacer bonding one surface of the two sheets of transparent substrates to each other, wherein the coordinates of the input are measured by detecting the change in capacitance sensed by the transparent electrodes and lowering sensitivity when the capacitance becomes larger. The embodiments provide the touch screen that can accurately measure the coordinates by controlling the sensitivity based on the change in capacitance, and the method for controlling the same.