Patent application number | Description | Published |
20110001365 | LINEAR VIBRATION MOTOR - Disclosed herein is a linear vibration motor. The motor includes a casing surrounding the top and widthwise side of the motor, and a bracket surrounding the bottom and lengthwise side of the motor. A plate is provided on an inner surface of a side of the bracket and integrally has a cylindrical part to accommodate a coil. A mass body is provided in a central portion of the bracket and vibrates horizontally, a yoke is provided on a side surface of the mass body, and a magnet is mounted to a central portion of the yoke to be inserted into an internal space of the coil. A spring couples the plate with the yoke, thus transmitting vibratory force to the motor. An extension part extends from an end of the spring, and a bearing is provided on an end of the extension part, thus minimizing friction with the casing. | 01-06-2011 |
20110012441 | HORIZONTAL LINEAR VIBRATOR - The present invention provides a horizontal linear vibrator which can increase vibration strength while at the same time guaranteeing a sufficiently long lifetime and satisfactory responsivity. The horizontal linear vibrator includes a casing, a bracket, a vibration unit and springs. The bracket and the casing form the internal space therein. A coil is provided above the bracket such that the center axis thereof is oriented in a horizontal direction. The vibration unit is disposed through the coil and comprises a magnetic field generating unit and a weight. The magnetic field generating unit includes a magnet assembly and a yoke. The magnet assembly has magnets which are provided on opposite sides of a magnetic body core such that the similar magnetic poles of the magnets face each other. The weight is mounted to the magnetic field generating unit. The springs are coupled to the casing or the bracket and elastically support the vibration unit. | 01-20-2011 |
20110018364 | HORIZONTAL LINEAR VIBRATOR - The present invention provides a horizontal linear vibrator which can reduce the thickness but increase the strength of vibrations while at the same time guaranteeing a sufficiently long lifetime and satisfactory responsivity. The horizontal linear vibrator includes a casing, a bracket, a vibration unit and springs. The casing defines an internal space therein. A first magnet is attached to an upper plate of the casing. The bracket is coupled to the lower end of the casing. The second magnet is attached to the bracket such that different poles of the first and second magnets face each other. The vibration unit has a weight, and a cylindrical coil which is provided in or under the weight. The springs are coupled to the sidewall plates of the casing or the bracket. The springs elastically support the vibration unit to allow the vibration unit to vibrate in the horizontal direction. | 01-27-2011 |
20110018365 | HORIZONTAL LINEAR VIBRATOR - The present invention provides a horizontal linear vibrator which can reduce the thickness but increase the strength of vibrations while at the same time guaranteeing a sufficiently long lifetime and satisfactory responsivity. The horizontal linear vibrator includes a casing, a bracket, a vibration unit, a cylindrical coil and springs. The bracket is coupled to the casing to form an internal space. The vibration unit includes a weight, a pair of yokes and magnets. The weight has an opening therein. The yokes are disposed on the inner surfaces of the weight. The magnets are provided in the yokes such that different poles of the magnets face each other. The cylindrical coil is perpendicularly mounted to the bracket and disposed in space between the pair of yoke. The springs are coupled to both ends of the casing or the bracket. The springs elastically support the vibration unit to allow the vibration unit to vibrate in the horizontal direction. | 01-27-2011 |
20110018367 | HORIZONTAL LINEAR VIBRATOR - The present invention provides a horizontal linear vibrator which can reduce the thickness but increase vibration strength while at the same time guaranteeing a sufficiently long lifetime and satisfactory responsivity. The horizontal linear vibrator includes a casing, a bracket, a vibration unit and springs. The casing defines an internal space therein. The bracket is disposed under the casing. A cylindrical coil is provided on the bracket. The vibration unit has a magnet, a yoke and a weight. The yoke contains the magnet therein and is open on the lower end thereof. The weight is coupled to the outer surface of the yoke. The springs are coupled to sidewall plates of the casing or the bracket. The springs elastically support the vibration unit to allow the vibration unit to vibrate in the horizontal direction. | 01-27-2011 |
20110101798 | SPRING FOR LINEAR VIBRATION MOTORS - Disclosed herein is a spring for a linear vibration motor. The spring elastically supports a vibrator to a stator of the linear vibration motor. The vibrator linearly vibrates using electromagnetic force generated by interaction between a coil and a magnet. The spring is provided between the stator and the vibrator. The spring includes a body part and an elastic part. The elastic part is coupled at a first end thereof to the body part. The elastic part extends a predetermined length such that a second end thereof is spaced apart from the body part. | 05-05-2011 |
20110150359 | CURRENT LIMITATION METHOD OF DISPLAY DEVICE - A current limitation method of a display device includes: calculating a brightness average in each frame of an inputted image; calculating a brightness difference between successive frames of the image by using the calculated brightness average, and calculating a cumulative average brightness value by cumulating the brightness average with respect to the frames included in a frame length which is varied depending on the brightness difference; converting the cumulative average brightness value into a preset brightness adjustment value; and adjusting the brightness of the inputted image according to the brightness adjustment value. | 06-23-2011 |
20110169817 | APPARATUS FOR COMPENSATING FOR DETERIORATION IN AMOLED - There is provided an apparatus for compensating for deterioration in an active matrix organic light-emitting diode. An apparatus for compensating for deterioration in an active matrix organic light-emitting diode being operated by a pixel driving unit may include: a switching control unit being synchronized with an operation of the pixel driving unit to thereby generate a switching control signal in order to compensate for deterioration in a pixel; and a switch circuit unit connected between an anode of the active matrix organic light-emitting diode and a terminal of a deterioration compensation voltage, being turned on or off according to the switching control signal from the switching control unit, and supplying the deterioration compensation voltage to the anode of the active matrix organic light-emitting diode while being turned on. | 07-14-2011 |
20110227426 | LINEAR VIBRATOR - Disclosed herein is a linear vibrator having a mass body which is accommodated in a casing defining an internal space and is vibrated. The linear vibrator includes a bracket supporting the linear vibrator from a lower position. The bracket has a depression in a bottom thereof such that a coil lead wire of a coil is placed in the depression, thus preventing friction between the coil lead wire and a movable unit. | 09-22-2011 |
20140138611 | IN NANOWIRE, DEVICE USING THE SAME AND METHOD OF MANUFACTURING In NANOWIRE - There is provided an In nanowire including a substrate, an indium thin film formed on the substrate, an insulating film formed on the indium thin film and having at least one through hole through formation of a pattern, and an In nanowire vertically protruded from the indium thin film through the at least one through hole. | 05-22-2014 |