Patent application number | Description | Published |
20090242282 | Apparatus and Method for Providing Interface Depending on Action Force, and Recording Medium Thereof - The present invention relates to an apparatus for providing a user interface depending on an action force, the apparatus comprising: a touch input unit for allowing a user to input a position or operation command thereto using a pointing object, being applied with the action force of the pointing object, and recognizing the applied position information; a tactile sensor placed on a bottom surface of the touch input unit, for detecting the action force and generating a predetermined signal; a control unit for determining an expression value of a transfer medium in response to the signal generated from the tactile sensor; and an expression unit for expressing the strength of the action force by outputting the transfer medium based on the expression value of the control unit. | 10-01-2009 |
20090314410 | TACTILE SENSOR HAVING MEMBRANE STRUCTURE AND MANUFACTURING METHOD THEREOF - 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. | 12-24-2009 |
20100032416 | Laser Processing Method and Processing Apparatus Based on Conventional Laser-Induced Material Changes - The present invention relates to a technique that remarkably increases the processing speed of a conventional ultra-fast laser micro process having a very high processing accuracy. According to the present invention, a laser processing method based on transient changes in the status of laser-induced material couples a pulse of a ultrafast laser to a pulse of at least one auxiliary laser other than the ultrafast laser to reversibly change a material to be processed. | 02-11-2010 |
20100123678 | TOUCH INPUT DEVICE AND METHOD OF ACQUIRING CONTACT LOCATION AND INTENSITY OF FORCE USING THE SAME - The present invention relates to a touch input device and a method of acquiring a contact location and the intensity of force using the same. The touch input device may include a touch panel with which a pointing object is brought in contact, a location-processing unit for receiving a signal regarding a contact location from the touch panel and processing information about the contact location of the pointing object, an intensity-processing unit for receiving a signal regarding a change in capacitance between an upper electrode layer of the touch panel and the pointing object from the touch panel and processing information about an intensity of force of the pointing object, and a switching unit for selectively electrically connecting the location-processing unit and the intensity-processing unit to the touch panel, so that information about the location and the intensity of force, of the pointing object, can be acquired. | 05-20-2010 |
20100123679 | INPUT MODULE WITH CAPACITANCE SENSORS, METHOD FOR MANUFACTURING THE INPUT MODULE AND METHOD FOR CONSTRUCTING ALGORITHM FOR PROCESSING TOUCH INPUT APPLIED TO THE INPUT MODULE - Disclosed herein are a mouse with capacitance sensors, a method for manufacturing the mouse and a method for constructing an algorithm for processing an input corresponding to force applied by a user's finger to the mouse. The mouse with capacitance sensors includes a bottom plate having a center point, a plurality of electrodes formed at regular intervals on the top face of the bottom plate and arranged apart from the center point of the bottom plate by an equal distance, a top plate bonded to the top faces of the electrodes and deformed by force applied by a pointing object, and an adhesive layer formed around the top plate and the bottom plate to combine the top plate and the bottom plate. When the pointing object touches the top plate, capacitance sensors are formed between the pointing object and the electrodes to recognize a travel distance, a travel direction and a moving speed of a cursor through the magnitude and direction of force applied by the pointing object. | 05-20-2010 |
20100149124 | METHOD FOR IMPLEMENTING MOUSE ALGORITHM USING TACTILE SENSOR - A method for implementing a mouse algorithm using a plurality of pressure sensors is disclosed. The pressure sensors are used to freely move and rotate a mouse cursor in X, Y and Z directions, so that they can be applied as interface units for a slim device such as a mobile phone. The mouse algorithm processes a touch input. The pressure sensors are arranged in a ring shape and provide output values successively varying with magnitudes of forces applied thereto or pressures applied thereto. A moving direction of the mouse cursor is determined depending on a contact point detected through the output values and a moving distance and moving speed of the mouse cursor are determined in proportion to the magnitudes of the forces. | 06-17-2010 |
20100176825 | Tactile sensor for curved surface and manufacturing method thereof - A tactile sensor for curved surfaces applicable to objects with multi-dimensional curvature and a small radius of curvature and a manufacturing method thereof are disclosed. The tactile sensor for curved surfaces includes a lower pattern including a plurality of lower polymer film layers spaced at specified intervals in a lower direction, lower metal layers disposed on the lower polymer film layers, and a number of lower resistors disposed on the lower metal layers, an upper pattern including a plurality of upper polymer film layers spaced at specified intervals in a direction perpendicular to the lower direction, upper metal layers disposed on the upper polymer film layers, and a number of upper resistors disposed below the upper metal layers to be electrically connected to the lower resistors, and a lower polymer layer and an upper polymer layer to bond the lower pattern and the upper pattern to each other. | 07-15-2010 |
20100253626 | SLIM MOUSE FOR MOBILE APPLIANCE AND METHOD FOR MANUFACTURING THE SAME - A slim mouse for mobile appliances includes a lower polymer film having a metal layer on an upper surface of the lower polymer film, an upper polymer film having a metal layer on a lower surface of the upper polymer film, a donut force sensor array including multiple force sensors, a weight-bumper spacer including a donut sensor portion and a click-detection sensor portion, a pad including a donut sensor portion and a click-detection sensor portion, and a click-detection force sensor. | 10-07-2010 |
20100265208 | TOUCH SCREEN USING TACTILE SENSORS, METHOD FOR MANUFACTURING THE SAME, AND ALGORITHM IMPLEMENTING METHOD FOR THE SAME - Disclosed are a touch screen using contact resistance type tactile sensors, which can adjust the density of an object to be displayed on a screen based on the variation of a contact position and a contact force and achieve a multi-touch recognizing function, a method for manufacturing the same, and an algorithm implementing method for the same. The touch screen using contact resistance type tactile sensors includes a lower display panel such as a liquid crystal display (LCD), a transparent upper substrate, and a plurality of contact resistance type tactile sensors arranged between the upper substrate and the lower panel along the edge of the screen. The touch screen senses a contact position and a contact force based on a contact resistance generated from the contact resistance type tactile sensors, and has a multi-touch recognizing function. | 10-21-2010 |