Patent application number | Description | Published |
20100253485 | TOUCH SCREEN DEVICE - Disclosed herein is a touch screen device. The touch screen device includes a flexible rectangular touch screen panel, an actuator, and a rectangular bezel. The touch screen panel bends when subject to a user's touch. The actuator is mounted to the touch screen panel, thus applying vibration to the touch screen panel. The bezel includes a widthwise mounting part to which part of the touch screen panel is mounted, a lengthwise edge facing the actuator, and a groove having a shape corresponding to that of the actuator so that the actuator does not make contact with the bezel. | 10-07-2010 |
20110032091 | TOUCH SCREEN DEVICE - Disclosed herein is a touch screen device. The touch screen device includes a touch display module having a touch screen panel and an image display unit coupled to the lower surface of the touch screen panel. A plate is attached at a first side thereof to a portion around an edge of a lower surface of the image display unit, and is stepped to extend inwards in a horizontal direction. A vibration generating means is mounted on a horizontally extending portion of the plate in such a way as to be spaced apart from the image display unit. An elastic member is attached to the lower surface of the plate. The touch screen device is applicable to the touch display module, is capable of improving the sensation of vibrations applied to the touch screen panel and controlling the frequency range of vibrations applied to a touch screen panel. | 02-10-2011 |
20110050596 | TOUCH SCREEN DEVICE - Disclosed herein is a touch screen device. The touch screen device includes a touch screen panel, an image display, an injection molded support member, a vibration unit and a support frame. The touch screen panel receives a touch signal from a user. The image display is mounted under the touch screen panel to display images. The image display comprises a plurality of layers. The injection molded support member is attached at one side thereof to the periphery of the lower surface of the image display. The vibration unit is mounted under the image display. The vibration unit generates vibrations depending on the touch signal. The support frame covers the injection molded support member and the vibration unit. | 03-03-2011 |
20110050597 | TOUCH SCREEN DEVICE - Disclosed herein is a touch screen device. The touch screen device includes a touch screen panel, an image display, an injection molded support member, a support frame, a vibration unit and a vibration transmission medium. The touch screen panel receives a touch signal from a user. The image display is provided under the touch screen panel to display images. The image display comprises a plurality of layers. An injection molded support member is attached at one side thereof to the periphery of the lower surface of the image display. The support frame covers the image display and the injection molded support member. The vibration unit is mounted under the support frame to generate vibrations. The vibration transmission medium is interposed between the image display and the support frame to transmit the vibrations from the support frame to the image display. | 03-03-2011 |
20110050598 | TOUCH SCREEN DEVICE - Disclosed herein is a touch screen device. The touch screen device includes an upper casing, a touch screen panel, a first elastic member, an image display, a vibration unit, a second elastic member and a support bracket. The touch screen panel receives a touch signal from a user. The first elastic member is provided under the touch screen panel. The image display is mounted under the touch screen panel to display images. The vibration unit is mounted under the image display to generate vibrations. The second elastic member is provided under the image display to prevent the vibration of the vibration unit from being transmitted downwards. The support bracket is provided under the second elastic member to support the second elastic member. | 03-03-2011 |
20110057888 | TOUCH SCREEN DEVICE - Disclosed herein is a touch screen device. In the touch screen device, a touch screen panel receives an external input signal. An image display is provided under the touch screen panel to convert an electric signal into an image signal. A rigid body which vibrates is provided under the image display. A first connector connects the image display to the rigid body. A vibration unit is mounted to the rigid body to generate vibrations. A weight is mounted to the rigid body to increase the mass of the rigid body. An elastic member is mounted to the rigid body to increase the vibrational displacement of the rigid body. A lower support is provided under the rigid body. A second connector connects the rigid body to the lower support. A third connector connects the touch screen panel to the lower support. | 03-10-2011 |
20110074706 | TOUCH SCREEN DEVICE - Disclosed herein is a touch screen device. The touch screen device includes a casing, a touch panel module, vibration generation means, a vibration motor, and a drive unit. The casing defines an internal space. The touch panel module is provided in an upper portion of the casing, and receives external touch input from a user. The vibration generation means is mounted under the touch panel module, and generates vibrations. The vibration motor is mounted on an inner side of the casing, and makes the casing vibrate. The drive unit is installed inside the casing, and, when the touch panel module is touched, generates an operating frequency corresponding to the touch and then operates the vibration motor and the vibration generation means at the generated operating frequency. | 03-31-2011 |
20110156539 | PIEZOELECTRIC ACTUATOR FOR ACTUATING HAPTIC DEVICE - Disclosed herein is a piezoelectric actuator for actuating a haptic device, which includes a piezoelectric element having a plurality of piezoelectric layers which are stacked and have the same polling direction, and an electrode pattern formed on the piezoelectric element, in which the length of each of the plurality of piezoelectric layers is greater than or equal to four times the width of each of the plurality of piezoelectric layers, and the width of each of the plurality of piezoelectric layers is greater than or equal to ten times the thickness of each of the plurality of piezoelectric layers, so that the piezoelectric actuator can greatly vibrate in the direction of length with reduced power consumption. | 06-30-2011 |
20110157035 | ACTUATOR MODULE - Disclosed herein is an actuator module that improves vibration of a touch screen pad. More specifically, the actuator module is configured to include a plate that is positioned at the lower part of a touch display module in which an image display unit is coupled to the lower part of a touch screen panel, a vibration generator that is positioned at the lower part of the plate and is mechanically deformed by compression or contraction when voltage is applied, and an adhesive layer that bonds the touch display module to the plate and the plate to the vibration generator and generates bending moment by the mechanical deformation of the vibration generator, thereby making it possible to transfer the vibration by the vibration generator directly to the touch screen panel and be designed in an ultra-thin type. | 06-30-2011 |
20110163634 | PIEZOELECTRIC ACTUATOR MODULE - Disclosed herein is a piezoelectric actuator module. The piezoelectric actuator module includes a flat plate, two or more elastic members, and a piezoelectric element. The elastic members are provided on each of opposite ends of the plate in a longitudinal direction thereof and protrude perpendicularly from the plate in such a way that a first end of each of the elastic members is coupled to an electronic device. The piezoelectric element is provided on a first surface of the plate and transmits vibrating force to the electronic device. The piezoelectric actuator module includes a plate having on opposite ends thereof two or more elastic members, thus being capable of controlling vibrating force by changing the length of the plate and the number of the elastic members, in addition to reliably supporting piezoelectric elements provided on the plate. | 07-07-2011 |
20110163635 | PIEZOELECTRIC ACTUATOR MODULE - Disclosed herein is a piezoelectric actuator module. The piezoelectric actuator module includes a flat plate. An elastic member is provided on each of opposite ends of the plate in a longitudinal direction thereof, and protrudes perpendicularly from the plate in such a way that a first end of the elastic member is coupled to an electronic device. A plate-shaped elastic body is provided on a first surface of the plate. A piezoelectric element is provided on a first surface of the elastic body. The plate-shaped elastic body is provided between the plate and the piezoelectric element, so that the overall spring constant of the piezoelectric actuator module is lowered and thus the vibrating force of the piezoelectric actuator module is increased. | 07-07-2011 |
20110273405 | TOUCH SCREEN DEVICE - Disclosed herein is a touch screen device, including: a case that partitions an internal space, a touch panel module that is received in the case to recognize external pressure, a first actuator that is mounted at the lower part of the touch panel module to generate vibration, a second actuator that is mounted at the case to generate vibration, and
| 11-10-2011 |
20120153775 | PIEZOELECTRIC ACTUATOR - Disclosed herein is a piezoelectric actuator. The piezoelectric actuator includes a piezoelectric element generating vibrations by repetitively expanding and restoring according to power applied from the outside to be linearly driven; a support member contacts the piezoelectric element in order to support the piezoelectric element; and vibration control members attached to one surface of and the support member and the piezoelectric element. | 06-21-2012 |
20120242593 | PIEZOELECTRIC VIBRATION MODULE AND TOUCH SCREEN USING THE SAME - Disclosed herein are a piezoelectric vibration module and a touch screen using the same. In the piezoelectric vibration module, a mass body is attached to a central portion of a vibration bar, thereby making it possible to maximize the amplitude of the piezoelectric vibration module, and a groove is formed in the vibration bar to provide elasticity and flexibility to the piezoelectric vibration module, thereby making it possible to maximize vibratory force of the piezoelectric vibration module. In the touch screen, the piezoelectric vibration module is attached to a lower surface of an image display part of the touch screen, thereby making it possible to directly transfer vibratory force generated in the piezoelectric vibration module to an input unit. | 09-27-2012 |
20130002093 | PIEZOELECTRIC VIBRATION MODULE - Disclosed herein is a piezoelectric vibration module including: a piezoelectric element repeatedly extended and compressed according to application of external power to generate vibration force; a vibration plate having the piezoelectric element coupled to one surface thereof and repeatedly extended and compressed integrally with the piezoelectric element to transfer the vibration force of the piezoelectric element to an external component; a weight body having a central portion coupled to the other side of the vibration plate in order to increase the vibration force of the piezoelectric element; and a coupling member fixedly coupling the central portion of the weight body and the vibration plate to each other. | 01-03-2013 |
20130003270 | SUPPORT STRUCTURE OF TOUCH PANEL - Disclosed herein is a support structure of a touch panel. According to the present invention, by implementing a touch panel support structure having the maximum resistance to vibration and warpage transferred to the touch panel by a vibration generating device, it is possible to uniformize a vibration width by minimizing a deviation of vibration displacement for each position of a touch panel and it is possible to safely protect the touch panel by effectively absorbing external shock through a cushion operation of a buffering member. | 01-03-2013 |
20130300255 | PIEZOELECTRIC VIBRATION MODULE - Disclosed herein is a piezoelectric vibration module including a vibration plate that is surrounded by an upper case and a lower case, and includes a first stopper capable of preventing direct collision between a piezoelectric element and an internal constituent member, for example, an upper plate while vibrating linearly therein. In particular, the piezoelectric vibration module may further include a second stopper in the lower case. | 11-14-2013 |
20130300256 | PIEZOELECTRIC VIBRATION MODULE - Disclosed herein is a piezoelectric vibration module that includes a side damper between a vibration plate with a piezoelectric element and an upper case so as to ensure reliability against external shock applied to the side and narrows a spaced distance between the vibration plate and the upper case. | 11-14-2013 |
20130300261 | PIEZOELECTRIC VIBRATION MODULE - Disclosed herein is a piezoelectric vibration module in which piezoelectric elements generating vibration force by repetitively extending and being shrinkingly deformed through application of flat external power are placed symmetrically around the center of a lower plate of a vibration plate. | 11-14-2013 |