Abstract:
There is provided a touchscreen panel including: a plurality of first electrodes formed on a substrate and including a plurality of first unit electrodes connected in a first axial direction; and a plurality of second electrodes formed on the substrate and including a plurality of second unit electrodes connected in a second axial direction perpendicular to the first axial direction, wherein a plurality of slits having a curved shape are formed between the plurality of first and second electrodes, part of the first unit electrodes and part of the second unit electrodes are included in a unit sensing cell having a rectangular shape, and a virtual slit obtained by rotating a slit formed in a direction toward a corner of the unit sensing cell from a center of the unit sensing cell by 90 degrees is identical to a slit formed in a direction toward another corner adjacent thereto.
Abstract:
A touch sensing device may include a driving circuit unit applying driving signals, including a first driving signal and a second driving signal having different voltage levels, to a plurality of first electrodes; and a sensing circuit unit detecting levels of capacitance from a plurality of second electrodes intersecting with the plurality of first electrodes, wherein the driving circuit unit sequentially applies the first driving signal to the plurality of first electrodes and applies the second driving signal to a first electrode, close to a first electrode to which the first driving signal is applied, among the plurality of first electrodes, at a timing at which the first driving signal is applied.
Abstract:
A bias circuit of an amplifying device including amplifying circuits and a bypass circuit responding to a first control signal, includes a first bias circuit, a second bias circuit, and a compensating circuit. The first bias circuit is configured to supply a first base bias voltage to a first amplifying circuit of the amplifying circuits in response to a second control signal. The second bias circuit is configured to supply a second base bias voltage to a second amplifying circuit of the amplifying circuits in response to a third control signal. The compensating circuit is connected to either one or both of the first bias circuit and the second bias circuit, and configured to vary an impedance in response to a fourth control signal, and compensate for either one or both of the first base bias voltage and the second base bias voltage based on the varied impedance.
Abstract:
There are provided a touchscreen panel and a touchscreen device, the touchscreen panel including: a plurality of first electrodes each including a base portion extended in a first axis direction and one or more branch portions connected to the base portion; and a plurality of second electrodes each extended in a second axis direction intersecting the first axis direction, wherein the branch portions may be extended from an intersection between the base portion of the first electrode and the second electrode.
Abstract:
A filter includes a multilayer structure comprising films configured as bulk acoustic-wave resonators; and a cap member formed of glass or polymer, accommodating the bulk acoustic-wave resonators and bonded to the multilayer structure.
Abstract:
Disclosed are sensors for detecting a fingerprint and methods of manufacturing the sensor. The sensor for detecting a fingerprint includes a substrate, first conductor lines formed on a surface of the substrate, an insulating layer formed on the first conductor lines, and second conductor lines formed on the insulating layer. A width of the first conductor lines or a width of the second conductor lines is 1-10 μm.
Abstract:
There are provided a touch panel and a touch screen apparatus. The touch panel may include: a substrate; a plurality of first electrodes disposed on a lower surface of the substrate and extended in a first direction; and a plurality of second electrodes disposed on an upper surface of the substrate and extended in a second direction intersecting with the first direction, wherein the first and second electrodes include conductor wires formed in a mesh shape, a pitch of the conductor wire of the second electrode is larger than that of the conductor wire of the first electrode, and the conductor wire of the second electrode forms a single line shape with a portion of the conductor wire of the first electrode at an intersection region between the first and second electrodes.
Abstract:
There is provided a touchscreen device, including: a panel unit including a plurality of first electrodes extending in a first direction, and a plurality of second electrodes extending in a second direction intersecting with the first direction; and a control unit simultaneously applying driving signals to alternating predetermined groups of first electrodes and acquiring sensing signals from groups interposed between the alternating predetermined groups, to determine whether a touch has occurred, each of the predetermined groups including a pair of adjacent electrodes of the first electrodes.
Abstract:
There are provided a touchscreen panel and a touchscreen device. The touchscreen panel includes: a plurality of first electrodes extended in a first axis direction; a plurality of second electrodes extended in a second axis direction intersecting with the first axis direction; and a third electrode formed between one first electrode and another first electrode adjacent thereto among the plurality of first electrodes, wherein the third electrode may be engaged with the plurality of first electrodes and formed such that one of either side of the respective first electrodes is exposed.
Abstract:
A filter includes: a series part disposed between a signal input terminal and a signal output terminal, and including at least one first bulk-acoustic resonator; an inductor portion including a first inductor disposed between ends of the series part and a second inductor having a first end connected to a connection node of the series part and the first inductor; and a shunt part disposed between a second end of the second inductor and a ground, and including at least one second bulk-acoustic resonator, wherein a resonant frequency of the at least one second bulk-acoustic resonator is higher than a resonant frequency of the at least one first bulk-acoustic resonator.