Patents by Inventor Yeon Ho Son

Yeon Ho Son has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20110260843
    Abstract: There is provided a lightweight, slim and compact haptic feedback device due to an actuator module constituted of a piezoelectric element and a vibration plate, and an electronic device having the same. The haptic feedback device includes a haptic device receiving contact pressure applied thereto, and an actuator module being in contact with a lower surface of the haptic device and excited according to variations in contact pressure with the haptic device to thereby generate vibrations.
    Type: Application
    Filed: November 29, 2010
    Publication date: October 27, 2011
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ki Suk Woo, Dae Woong Yun, Su Young Jung, Yeon Ho Son, Dong Sun Park, Kum Kyung Lee, Ji Yeoun Jang, Chang Soo Kim, Jae Kyung Kim
  • Publication number: 20110216027
    Abstract: Disclosed are a haptic feedback device and an electronic device. The haptic feedback device includes: a haptic device to which contact pressure is applied; an actuator provided in the haptic device and excited according to a change in the contact pressure of the haptic device to generate vibrations; and a controller controlling the actuator to vibrate at a pre-set resonance frequency in a pre-set first operation mode and vibrate at a driving frequency different from the resonance frequency in a second operation mode set to be different from the first operation mode.
    Type: Application
    Filed: March 3, 2011
    Publication date: September 8, 2011
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jae Kyung Kim, Dae Woong Yun, Su Young Jung, Ki Suk Woo, Kum Kyung Lee, Dong Sun Park, Yeon Ho Son, Ji Yeoun Jang
  • Publication number: 20110163634
    Abstract: 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.
    Type: Application
    Filed: May 5, 2010
    Publication date: July 7, 2011
    Inventors: Jae Kyung Kim, Yeon Ho Son, Ki Suk Woo, Su Young Jung, Ji Yeoun Jang, Dong Sun Park, Kum Kyung Lee, Dae Woong Yun
  • Publication number: 20110163635
    Abstract: 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.
    Type: Application
    Filed: May 25, 2010
    Publication date: July 7, 2011
    Inventors: Jae Kyung Kim, Yeon Ho Son, Ki Suk Woo, Su Young Jung, Ji Yeoun Jang, Dong Sun Park, Kum Kyung Lee, Dae Woong Yun
  • Publication number: 20110157035
    Abstract: 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.
    Type: Application
    Filed: May 4, 2010
    Publication date: June 30, 2011
    Inventors: Ki Suk WOO, Yeon Ho Son, Su Young Jung, Dong Sun Park, Dae Woong Yun, Kum Kyung Lee, Ji Yeoun Jang, Jae Kyung Kim
  • Publication number: 20110156539
    Abstract: 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.
    Type: Application
    Filed: March 2, 2010
    Publication date: June 30, 2011
    Inventors: Dong Sun PARK, Yeon Ho Son, Jae Kyung Kim, Ki Suk Woo, Dae Woong Yun, Kum Kyung Lee, Su Young Jung, Ji Yeoun Jang
  • Publication number: 20110127884
    Abstract: A vibration actuator module is disclosed. In accordance with an embodiment of the present invention, the vibration actuator module includes a vibrated body, a vibrating plate, which is coupled to the vibrated body and has a smaller elastic modulus than the vibrated body, and a driver, which is coupled to the vibrating plate.
    Type: Application
    Filed: May 4, 2010
    Publication date: June 2, 2011
    Inventors: Ki-Suk WOO, Yeon-Ho Son, Su-Young Jung, Dong-Sun Park, Dae-Woong Yun, Kum-Kyung Lee, Ji-Yeoun Jang, Jae-Kyung Kim
  • Publication number: 20110090153
    Abstract: A haptic feedback device includes: a haptic device receiving a contact pressure applied thereto; a vibration plate attached with the haptic device by means of an anaerobic adhesive and transferring vibration; and an actuator provided to the haptic device such that the vibration plate is interposed between the haptic device and the actuator, and excited according to a change in the contact pressure of the haptic device to generate vibration.
    Type: Application
    Filed: December 22, 2009
    Publication date: April 21, 2011
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dong Sun Park, Yeon Ho Son, Kum Kyung Lee, Dae Woong Yun, Jae Kyung Kim
  • Publication number: 20110084917
    Abstract: A haptic feedback device includes: a haptic device receiving a contact pressure applied thereto; and an actuator provided to the haptic device and excited according to a change in the contact pressure of the haptic device to generate vibrations.
    Type: Application
    Filed: March 30, 2010
    Publication date: April 14, 2011
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yeon Ho Son, Jae Kyung Kim, Dong Sun Park, Kum Kyung Lee, Dae Woong Yun
  • Publication number: 20110084916
    Abstract: A haptic feedback actuator includes: a vibration plate provided on one surface of a haptic device and transferring vibration; and an actuator provided such that the vibration plate is interposed between the actuator and the haptic device and excited according to a change in the contact pressure of the haptic device to generate vibration.
    Type: Application
    Filed: December 22, 2009
    Publication date: April 14, 2011
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Dong Sun Park, Yeon Ho Son, Kum Kyung Lee, Dae Woong Yun, Jae Kyung Kim
  • Publication number: 20110074706
    Abstract: 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.
    Type: Application
    Filed: March 16, 2010
    Publication date: March 31, 2011
    Inventors: Yeon Ho SON, Jae Kyung KIM, Dong Sun PARK
  • Publication number: 20110057888
    Abstract: 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.
    Type: Application
    Filed: December 3, 2009
    Publication date: March 10, 2011
    Inventors: Jae Kyung KIM, Yeon Ho SON, Dong Sun PARK
  • Publication number: 20110050596
    Abstract: 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.
    Type: Application
    Filed: October 17, 2009
    Publication date: March 3, 2011
    Inventors: Dong Sun PARK, Yeon Ho Son, Jae Kyung Kim
  • Publication number: 20110050598
    Abstract: 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.
    Type: Application
    Filed: October 20, 2009
    Publication date: March 3, 2011
    Inventors: Dong Sun PARK, Yeon Ho Son, Jae Kyung Kim
  • Publication number: 20110050597
    Abstract: 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.
    Type: Application
    Filed: October 20, 2009
    Publication date: March 3, 2011
    Inventors: Dong Sun PARK, Yeon Ho Son, Jae Kyung Kim
  • Publication number: 20110032091
    Abstract: 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.
    Type: Application
    Filed: September 23, 2009
    Publication date: February 10, 2011
    Inventors: Dong Sun PARK, Yeon Ho Son, Jae Kyung Kim
  • Publication number: 20100315354
    Abstract: A touch input-type electronic device is disclosed. In accordance with an embodiment of the present invention, the touch input-type electronic device includes a touchscreen panel, a base coupled to the touchscreen panel, and an actuator, in which the other end of the actuator is coupled to the base such that vibration of one end of the actuator is transferred to the touchscreen panel. Thus, the touch input-type electronic device in accordance with an embodiment of the present invention can provide a more profound sensory feel by vibrating to a position at which the user directly touches.
    Type: Application
    Filed: November 11, 2009
    Publication date: December 16, 2010
    Inventors: Dong-Sun Park, Yeon-Ho Son, Jae-Kyung Kim
  • Publication number: 20100315355
    Abstract: A touch input-type electronic device is disclosed. In accordance with an embodiment of the present invention, the touch input-type electronic device includes a touchscreen panel, an actuator, which vibrates the touchscreen panel, a guide unit, which supports both ends of the actuator, such that vibration of the actuator can be transferred to the touchscreen panel, and supports the touchscreen panel, and a case, which supports the guide unit. Thus, the touch input-type electronic device in accordance with the present embodiment can provide an appealing sensory feel corresponding to a position that is pressed directly by the user, by vibrating the pressed position.
    Type: Application
    Filed: December 3, 2009
    Publication date: December 16, 2010
    Inventors: Jae-Kyung Kim, Yeon-Ho Son, Dong-Sun Park
  • Publication number: 20100253485
    Abstract: 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.
    Type: Application
    Filed: May 13, 2009
    Publication date: October 7, 2010
    Inventors: Dong Sun Park, Yeon Ho Son, Jae Kyung Kim
  • Patent number: 7615959
    Abstract: Disclosed is a control apparatus for a brushless DC motor, which has a rotor with n poles (where n is a natural number) that rotates due to a supply current with m phases (where m is a natural number) applied to a stator, controlling the number of output rotations of a gearbox, which is connected to the brushless DC motor and has a predetermined gear reduction ratio-wherein the gear reduction ratio represents a ratio of the number of rotations of the brushless DC motor to the number of output rotations of the gearbox-, the control apparatus comprising: a rotation detector part, which counts the number of rotation pulses generated by the rotation of the rotor from the brushless DC motor; a required rotational amount input part, which receives the number of output rotations as input and converts it to a corresponding required number of rotation pulses; a comparison part, which compares the number of output rotations and the required number of rotation pulses; and a current controller part, which controls a supp
    Type: Grant
    Filed: October 3, 2006
    Date of Patent: November 10, 2009
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Yeon-Ho Son