摘要:
The present invention relates to a sensor capable of sensing temperature or force applied by a user. According to an aspect of the present invention, the tactile sensor includes a polymer layer having a concave portion and a membrane on a lower portion, wherein the membrane is formed by a concave portion, a resistant layer formed on a part of the polymer layer, and a conduction layer formed around the resistant layer. According to another aspect of the present invention, the tactile sensor includes a first polymer layer, a resistant layer formed on a part of the first polymer layer, a conduction layer formed around the resistant layer, a second polymer layer provided over the conduction layer and having a concave portion formed therein, and a base layer connected to the second polymer layer.
摘要:
A semiconductor device having an MIM capacitor and a method of manufacturing the same. In one example embodiment, a semiconductor device having an MIM capacitor includes a lower electrode including a pair of metal patterns spaced apart from each other, a dielectric formed so as to cover the surfaces of the spaced-apart metal patterns of the lower electrode, a metal plug formed on the dielectric, and an upper electrode made of a metal and formed on the metal plug.
摘要:
Provided is a lens shading correction device and method in an image sensor. The device comprises a brightness weight storage unit, an input image divider, and an input image brightness correction unit. The brightness weight storage unit stores a brightness weight for allowing one of representative brightness values to be a representative brightness value of a reference image block having a maximal representative brightness value. The input image divider blocks and divides an input image into input image blocks. The input image brightness correction unit corrects a brightness of the input image by multiplying brightness of input pixels by brightness weights.
摘要:
In a capacitor of a semiconductor device, a bottom electrode is formed on a substrate and has an uneven top surface. An interlayer insulation layer is formed on the substrate and has a via hole exposing the top surface of the bottom electrode. A dielectric layer is formed unevenly on the bottom electrode. A top electrode is formed on the dielectric layer while filling the via hole.
摘要:
A Planar Inverted-F Antenna (PIFA) device and a method for controlling the PIFA device that can provide optimized frequency characteristics in a multi-frequency environment. The PIFA device is provided with a plurality of shorting pins located at different distances from a feeding pin and an antenna switch capable of selecting one of the shorting pins, or is provided with an antenna switch capable of moving a shorting pin to a preset position, thereby adjusting a distance between the feeding and shorting points. Antenna frequency characteristics can be optimized according to a frequency band used at the current location, and the antenna frequency characteristics can be optimally maintained in the multi-frequency environment at any time.
摘要:
An optical disk recording method, and an optical disk recording device to perform the method, the method including generating an over speed write pulse string so that a data recording operation on an optical disk is performed at a record speed exceeding an allowable record speed of the optical disk, and recording data on the optical disk using the generated over speed write pulse string.
摘要:
An apparatus and a method for optical disk recording includes a storing unit to store recording patterns according to an optical disk type and an optical disk manufacturer. A; recording unit reads basic information from a provided optical disk and records data according to a predetermined recording pattern. A MI extracting unit extracts the MI from the basic information and a controlling unit controls the recording unit to record data according to a recording pattern corresponding to the manufacturer of the provided optical disk based on the extracted MI when a recording pattern corresponding to the type of the inserted optical disk is not stored in the storing unit. Accordingly, the optical disk recording apparatus records data according to the optimal recording pattern when the recording pattern of the provided optical disk is not provided.
摘要:
Disclosed is a wiring structure for a tactile sensor, comprising, a substrate and n2 tactile sensor units formed on the substrate and arranged in an n×n matrix, whereby the tactile sensor senses a contact force with an external object based on a tactile signal provided from each of the tactile sensor units. Each tactile sensor unit is a tri-axial force sensor with first to fourth piezo-resistors placed in the four directions of upper, lower, left and right sides, to sense a contact force with respect to X and Y axes in parallel with the substrate and the Z axis perpendicular to the substrate, and the tactile sensor includes a total of 4n input/output wires that have 2n input lines connected to one side of the piezo-resistors and 2n output lines coupled with the other ends of the piezo-resistors.
摘要:
Disclosed are a tactile sensor and a method of manufacturing the same, which are capable of implementing a wide range of senses, including sensing contact pressure (vertical force and horizontal force) with an external object and heat caused by the contact pressure. The method comprises forming a side block formation pattern of a force sensor and forming a piezo-resistor formation pattern of a heat sensor; forming a piezo-resistor and depositing an oxide film on the piezo-resistor; forming contact holes and forming a line hole formation pattern; forming a metal line, a temperature measurement metal line, and a heater; depositing an oxide film on the metal line, the temperature measurement metal line, and the heater, and forming a load block on the oxide film; and forming a side block by etching a bottom surface of the wafer on which the load block is formed. Accordingly, remarkable improvement of sensitivity can be achieved. The tactile sensor of the present invention can be appropriately used in various industries including medical treatment, diagnosis, and administration, such as intravascular microscopic operation and cancer diagnosis, and moreover, can be effectively applied to tactile presentation technologies, which are important for the future of virtual environment implementation technology.
摘要:
The present invention provides a grey-scale LCD driver which can realize multi-gradation by varying a voltage applied to a liquid crystal layer. The grey-scale LCD driver includes a data storing section for storing n bits of digital data assigned for producing a grey scale; a counter for generating counting data; a comparator for comparing the digital data stored in the data storing section with the counting data outputted from the counter and outputting a comparing signal if the digital data is equal to the counting data to control a sampling switching means; a rectangular-waveform voltage generating means for generating a rectangular-waveform voltage signal applied to the sampling switching means as a driving voltage; an integrating circuit for shaping a rectangular-waveform voltage supplied through the switching means into a ramp voltage, the integrating circuit being composed of a liquid crystal capacitor and a resistor; and a discharging switch means for discharging charges accumulated in the liquid crystal capacitor according to a control signal of a controller.