Abstract: A detection device includes a light refraction structure and a resistance detection circuit. The light refraction structure includes a substrate, a conductive layer, and a refraction layer. The conductive layer and the refraction layer are formed on the substrate. The conductive layer includes a resistance. The resistance detection circuit is electrically coupled to the conductive layer and is adapted to detect the resistance of the conductive layer. The resistance detection circuit generates a detection signal according to a change in the resistance, and the detection signal represents a state of the refraction layer.

Abstract: The invention provides a humidity sensor and a manufacturing method thereof. The humidity sensor comprises a substrate, an electrode structure, and a humidity sensing structure. The electrode structure is disposed on the substrate. The humidity sensing structure is disposed on the electrode structure. The humidity sensing structure includes a first humidity sensing layer and a second humidity sensing layer. The first humidity sensing layer is in direct contact with the electrode structure and has a first oxygen vacancy number. The second humidity sensing layer is disposed on the first humidity sensing layer and has a second oxygen vacancy number. The second oxygen vacancy number is greater than the first oxygen vacancy number.

Abstract: A method for preparing a piezoelectric film includes: coating a solution containing a piezoelectric polymer and a solvent on a substrate to obtain a film, wherein the piezoelectric polymer is a copolymer of vinylidene fluoride and trifluoroethylene; and annealing the film at a temperature ranging from 122° C. to 133° C., to obtain the piezoelectric film.

Abstract: A light emitting element, used behind a display, comprises LED chips emitting blue light and separated red and green phosphor layers on the LED chip, the layers receiving the emitted blue light and respectively converting the same into precise colors for the display. A portion of the light directly from the LED chip is also combined with the converted light and passed on as lighting for the display. Partial absorption of green light by the red phosphor and red light by the green phosphor, occurring when the red and green phosphor layers are overlapped, is avoided. Light conversion efficiency of the green and red phosphor layers is thereby improved. A light emitting assembly, a display device, and a method for making the light emitting assembly are also disclosed.

Abstract: A touch structure which is immune to variations in capacitance of a touch electrode to ground includes touch electrodestouch electrodes, auxiliary electrodes, and a driving circuit. The driving circuit drives the auxiliary electrodes with the same driving signal as the touch electrodes but does not read changes in capacitance of the auxiliary electrodes when determining touch events. A touch device using the touch structure and a method for driving the touch structure are also disclosed.

Abstract: A touch module comprises a substrate, the substrate includes a central region and a peripheral region, the peripheral region is surrounding the central region. A first material layer is formed on a surface of the substrate by vapor deposition. The first material layer is etched to obtain a circuit layer. The circuit layer is located in the peripheral region. A composite material layer is laid down, the composite material layer comprises a second material layer. The second material layer is positioned in the central region. The composite material layer is etched by the photo-etching. The second material layer is etched to obtain a transparent conductive layer.

Abstract: A manufacturing method using a micro-miniature LED as a light source for backlight thickness reduction and light efficiency improvement comprising a plurality of spaced apart light emitting diode chips on a substrate. Colloid with uniformly distributed diffusion particles is coated to fill gaps between LED chips. A roller is applied to the surface of the colloid and a continuous geometric structure is formed with a cone structure in the horizontal-vertical (XY axis) direction. An ultraviolet curing device is used for optical UV curing of the continuous geometric structure to create a brightness enhancement layer.

Abstract: An electronic signing authorization method includes converting a signing request submitted by an end user into a predetermined format, verifying an identity of an authorizing user of an authorization layer according to a predetermined verification process, accepting input data of the authorizing user of the authorization layer when the identity of the authorizing user of the authorization layer is verified, and outputting an authorization command according to the input data when the input data includes authorization data. The predetermined format includes at least one of a text format, an audio format, or a video format. The authorization command corresponds to rejecting the signing request, not authorizing the signing request, or authorizing the signing request.

Abstract: A touch panel includes a substrate, a plurality of first electrodes, a plurality of first bridge portions, and a plurality of second electrodes on the substrate. A plurality of connecting pads is on a side of the second electrodes away from the substrate. The connecting pads are made of a non-transparent conductive material. An insulating layer is on the substrate and covers the first electrodes, the first bridge portions, and the second electrodes. The insulating layer defines a plurality of through holes. Each connecting pad is exposed from the insulating layer by one through hole. A plurality of second bridge portions is on a side of the insulating layer away from the substrate. Each of the second bridge portions extends into adjacent two through holes to electrically couple adjacent two second electrodes.

Abstract: A display apparatus includes a panel, a backlight module, a cover, an integrated plastic frame and an optical adhesive. The panel is disposed over the backlight module. The cover is disposed over the panel, which is located between the cover and the backlight module. The integrated plastic frame includes a first accommodating portion, a second accommodating portion and an adhesive-restricting portion. The second accommodating portion is coupled between the first accommodating portion and the adhesive-restricting portion. The combination of the first accommodating portion, the second accommodating portion and the adhesive-restricting portion is integrally formed. The first accommodating portion accommodates at least a portion of the backlight module, the second accommodating portion accommodates the panel, and the adhesive-restricting portion is coupled between the second accommodating portion and the cover to define an accommodating space together with the cover and the panel.

Abstract: A security method for monitoring an optical module and a three-dimensional sensor using the same apply electromagnetic induction to the three-dimensional sensor to monitor the optical module and a light source module. Two inductive coils corresponding to each other are arranged on the light source module and the optical module. An alternative current is inputted to one of the inductive coils and another of the inductive coils generates an inductive current. The value of the inductive current is continuously detected. When the value of the inductive current varies, the abnormality of the optical module is determined to shut down the light source module, thereby completing the security mechanism of the three-dimensional sensor.

Abstract: A touch system includes a processor and a touch array. The touch array includes touch units. Each of the touch units includes a driving electrode, a first sensing electrode, and a second sensing electrode. A first capacitor is formed between the first sensing electrode and the driving electrode. A second capacitor is formed between the second sensing electrode and the driving electrode. The processor is configured to: determine whether the touch array operates in an underwater mode according to the first original capacitance value and the second original capacitance value; determine whether a conductor touch event occurs according to a first threshold value and a voltage across the first capacitor when the touch array operates in the underwater mode; and determine whether a non-conductor touch event occurs according to a second threshold value and a voltage across the second capacitor when the touch array operates in the underwater mode.

Abstract: A touch panel with electromagnetic induction function comprising a light-emitting diode backlight layer, an electromagnetic antenna, a display panel layer, a touch panel layer and a protective layer. The light emitting diode backlight layer has a plurality of light emitting diode units. The electromagnetic antenna is disposed on the backlight layer for emitting an alternating electromagnetic field and receiving a resonance signal. The display panel layer is disposed on the backlight layer. The touch panel layer is disposed on the display panel layer for capacitive touch. The protective layer is disposed on the touch panel layer to protect the touch panel layer. An electromagnetic pen for electromagnetic touch is configured to receive the alternating electromagnetic field and then emit the resonance signal.

Abstract: A display apparatus includes a display module, a cover, a connecting element and an optical adhesive. The cover is disposed over the display module, and includes a cover portion and an adhesive-restricting portion. The adhesive-restricting portion is protruded from a periphery of a bottom side of the cover portion. The adhesive-restricting portion includes a lower surface facing a surface of the display module. The connecting element is connected between the lower surface of the adhesive-restricting portion and the surface of the display module, and defines an accommodating space together with the cover and the display module. The optical adhesive is disposed in the accommodating space.

Abstract: A touch panel includes a touch sensing layer, a flexible circuit board and an anisotropic conductive film. The touch sensing layer includes sensing pads and a reserved room, and the reserved room is arranged outside the sensing pads. The flexible circuit board includes conductive pads, the outermost conductive pad is provided with a virtual pattern, and the position of the virtual pattern corresponds to the position of the reserved room. The anisotropic conductive film is arranged between the touch sensing layer and the flexible circuit board, and the sensing pads are respectively electrically connected to the conductive pads through the anisotropic conductive film.

Abstract: A 3D camera device able to sense reflected visible light and reflected laser light to create a 3D image of a face or other object includes a laser source, one or more image sensors, and a data processing module. The data processing module obtains two-dimensional coordinates of the target object by processing two-dimensional image signal and obtains depth coordinates of the target object by processing depth image signal of the target object provided by the laser. A method applied to such device is also disclosed.

Abstract: An ultrasonic sensing device includes an ultrasonic signal transmitting element and an ultrasonic signal receiving element. The ultrasonic signal transmitting element is configured to produce ultrasonic waves. The ultrasonic signal receiving element is configured to receive ultrasonic waves. The ultrasonic signal transmitting element and the ultrasonic signal receiving element are positioned at a same plane. A distance between the ultrasonic signal transmitting element and the ultrasonic signal receiving element is adjustable. The ultrasonic signal transmitting element is capable of emitting ultrasonic waves having a conical shape.

Abstract: Disclosed is a touch control device having a substrate, a first touch-sensing electrode layer, a second touch-sensing electrode layer, a first insulating layer, a second insulating layer, and a circuit layer. The substrate includes a first region and a second region. The first and second touch-sensing electrode layers are located in the first region. The first insulating layer is located between the first and second touch-sensing electrode layers. The second insulating layer is disposed on the first insulating layer and the second touch-sensing electrode layer. The first region and a portion of the second region are covered by the second insulating layer. The circuit layer is located in the second region and has a first portion and a second portion. The first portion is in direct contact with the substrate. The second portion partially covers the first or the second touch-sensing electrode layer to form a contact area.

Abstract: A touch knob which can transmit user touches above to a touch-sensitive surface below includes a base, a rotating shaft, and a rotating cap. The rotating cap defines a receiving groove facing the base, and the rotating shaft extends into the receiving groove and is connected to the rotating cap. The rotating cap is configured to rotate to transmit user touches in a bounded circular area, at least one conductive touch head is located on the rotating cap and in the receiving groove, and moves as the rotating cap moves. The disclosure avoids the need to cut or form any opening in the cover of the touch-sensitive surface or panel for buttons to be installed. A device using the above touch knob is also provided.

Abstract: In a method for fabricating an emissive display, a package substrate with a top thereof having a plurality of wells is firstly provided. The well has a first electrode region and a second electrode region at different heights. The package substrate sinks in a suspension. Then, a plurality of light-emitting diodes sinks in the suspension. The light-emitting diode has a plane and a curved surface. Finally, the suspension horizontally jets such that the suspension flows across the plane and the curved surface of the light-emitting diode at different velocities. According to the different velocities, the suspension respectively embeds all the light-emitting diodes into all the wells. Each of the plurality of light-emitting diodes are respectively electrically connected to the first electrode region and the second electrode region of a corresponding one of the plurality of wells, thereby forming an emissive display.