Abstract:
A semiconductor light emitting device package includes a lead frame structure including a first lead frame and a second lead frame. A resin portion is adjacent to side surfaces of the first lead frame and the second lead frame. A semiconductor light-emitting device is mounted on the first lead frame and the second lead frame, in the form of a flip chip, by eutectic bonding. Each of the first lead frame and the second lead frame has a plurality of first grooves extended in a first direction.
Abstract:
There is provided a semiconductor light emitting device including: a heat dissipation structure including one or more of materials among a metal, a ceramic, a semiconductor, and a resin; a flexible insulating layer directly in contact with the heat dissipation structure; a conductive layer laminated on the flexible insulating layer; and a light emitting device mounted on the conductive layer, wherein the light emitting device includes a light emitting structure including a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer; and first and second electrodes connected to the first and second conductivity-type semiconductor layers, respectively, and the first electrode includes a plurality of conductive vias connected to the first conductivity-type semiconductor layer through the second conductivity-type semiconductor layer and the active layer.
Abstract:
There is provided a light source apparatus including at least one light emitting diode (LED) string including at least one light emitting diode and at least one inductance unit generating an induced current according to a change in a current applied to the light emitting diode, a main switch controlling power applied to the LED string according to an on/off switching operation, and a capacitor charged with a voltage of the power applied to the LED string when the main switch is switched on and applying the charged voltage to the LED string when the main switch is switched off.
Abstract:
There is provided a light source apparatus including at least one light emitting diode (LED) string including at least one light emitting diode and at least one inductance unit for generating an induced current according to a change in a current applied to the light emitting diode. A main switch controls power applied to the LED string according to an on/off switching operation A capacitor is charged with a voltage of the power applied to the LED string when the main switch is switched on, and applies the charged voltage to the LED string when the main switch is switched off.
Abstract:
An image photographing apparatus capable of maintaining the size of a sensor plate even in a case when the size of a shutter assembly is increased, the image photographing apparatus including a shutter assembly configured to control an amount of light entered, an image sensor disposed at a rear of the shutter assembly to change the light to an electrical signal, a sensor plate configured to support the image sensor, and a main frame configured such that the shutter assembly and the sensor plate are be mounted thereon, wherein the main frame includes a frame base, and a shutter mounting portion protrudedly formed from the frame base such that the shutter assembly is mounted in a sliding manner on the shutter mounting portion.
Abstract:
An image photographing apparatus capable of maintaining the size of a sensor plate even in a case when the size of a shutter assembly is increased, the image photographing apparatus including a shutter assembly configured to control an amount of light entered, an image sensor disposed at a rear of the shutter assembly to change the light to an electrical signal, a sensor plate configured to support the image sensor, and a main frame configured such that the shutter assembly and the sensor plate are be mounted thereon, wherein the main frame includes a frame base, and a shutter mounting portion protrudedly formed from the frame base such that the shutter assembly is mounted in a sliding manner on the shutter mounting portion.