Abstract: A light-emitting structure comprises a carrier, a light-emitting diode package, and a fixing module. The light-emitting diode package comprises a brittle substrate and a light-emitting unit. The brittle substrate is disposed on the carrier and the light-emitting unit is disposed on the brittle substrate. The fixing module comprises at least two screw units and at least two elastic members which sleeve the screw unit respectively. Each of screw units is screwed onto the carrier and applies a force on the upper surface of the brittle substrate, so as to fasten the brittle substrates to the carrier. Each of elastic members is disposed between the respective screw unit and the carrier, so as to adjust the force from the screw unit.

Abstract: An LED device includes a substrate, a number (N) of flip-chip LED die(s), an electrical conductive structure and a lens structure. The substrate has upper and lower surfaces and is formed with multiple through holes. A ratio of LED die(s) surface area to an area of the upper surface of the substrate ranges from 22.7% to 76.2%. The electrical conductive structure includes a number (N) of upper bonding pad assembly (assemblies), a number (N+1) of lower bonding pads and a number (2N) of interconnectors. Each upper bonding pad assembly includes two upper bonding pads electrically connected to the LED die(s). The interconnectors are disposed in the through holes and interconnect the upper and lower bonding pads. The lens structure covers the LED die(s).

Abstract: An LED carrier includes a substrate, a metallic layer, an insulating layer, and a reflecting layer. The metallic layer is disposed on the substrate and has a die bonding region and a ring-shaped wiring region separated from the die bonding region. A region arranged between the die bonding region and the ring-shaped wiring region is defined as an insulating region. The insulating layer at least partially covers the insulating region. The reflecting layer is arranged above the die bonding region and at least partially covers the top surface of the insulating layer. Moreover, the instant disclosure also provides a manufacturing method of an LED carrier.

Abstract: A method of manufacturing LED packages includes the steps of: forming a conductive circuit layer on a substrate; screen printing a wall layer on the conductive circuit layer to form a trellis with a plurality of wall units, so that regions of the conductive circuit layer surrounded by the wall units are exposed; mounting and electrically connecting at least one LED die on the conductive circuit layer within each of the wall units; molding a transparent layer to cover the LED dies; and cutting along the wall units to form a plurality of LED packages.

Abstract: An LED carrier includes a substrate, a metallic layer, an insulating layer, and a reflecting layer. The metallic layer is disposed on the substrate and has a die bonding region and a ring-shaped wiring region separated from the die bonding region. A region arranged between the die bonding region and the ring-shaped wiring region is defined as an insulating region. The insulating layer at least partially covers the insulating region. The reflecting layer is arranged above the die bonding region and at least partially covers the top surface of the insulating layer. Moreover, the instant disclosure also provides a manufacturing method of an LED carrier.

Abstract: A light emitting device includes a substrate having a top surface, upper and lower metal layers, multiple LED chips, at least one Zener diode, multiple conductive wires and an encapsulant. The top surface includes a central region bounded by an imaginary boundary with a profile conforming to an outline of a circle stacked with a polygon. The central region has a die bonding area corresponding to the circle, and at least one polygonal extension area formed outside the die bonding area. The upper metal layer includes multiple conducting pads surrounding the central region. The LED chips are disposed on the die bonding area. The Zener diode is disposed on the polygonal extension area. The encapsulant is disposed on the substrate and covers the LED chips.

Abstract: An LED device includes a substrate, a number (N) of flip-chip LED die(s), an electrical conductive structure and a lens structure. The substrate has upper and lower surfaces and is formed with multiple through holes. A ratio of LED die(s) surface area to an area of the upper surface of the substrate ranges from 22.7% to 76.2%. The electrical conductive structure includes a number (N) of upper bonding pad assembly (assemblies), a number (N+1) of lower bonding pads and a number (2N) of interconnectors. Each upper bonding pad assembly includes two upper bonding pads electrically connected to the LED die(s). The interconnectors are disposed in the through holes and interconnect the upper and lower bonding pads. The lens structure covers the LED die(s).

Abstract: An LED carrier includes a substrate, a metallic layer, an insulating layer, and a reflecting layer. The metallic layer is disposed on the substrate and has a die bonding region and a ring-shaped wiring region separated from the die bonding region. A region arranged between the die bonding region and the ring-shaped wiring region is defined as an insulating region. The insulating layer at least partially covers the insulating region. The reflecting layer is arranged above the die bonding region and at least partially covers the top surface of the insulating layer. Moreover, the instant disclosure also provides a manufacturing method of an LED carrier.

Abstract: A light emitting diode package includes a metallic frame, and an LED chip disposed on the metallic frame. The metallic frame includes first and second metal plates arranged side by side with a space therebetween, and two support arms extending integrally and respectively from two opposite ends of the second metal plate to a level higher than the second top surface and that further extend toward the first metal plate at a level higher than the first top surface crossing the space. The support arms are not in contact with the first metal plate. An encapsulant encapsulates the metallic frame and the LED chip. At least a region of the encapsulant that covers the LED chip is transparent.

Abstract: A light emitting diode (LED) package including a substrate unit, a light emitting unit and an encapsulant. The substrate unit includes a metal substrate and a circuit board. The metal substrate has a first carrier portion and a second carrier portion. The second carrier portion is projected from the first carrier portion. The first carrier portion has a first carrier face. The second carrier portion has a second carrier face located higher than the first carrier face. The circuit board is disposed on the first carrier face, and the second carrier portion passes through the circuit board. The light emitting unit includes at least one LED chip disposed on the second carrier face of the second carrier portion, and the LED chip electrically connected to the circuit board. The encapsulant encapsulates the LED chip.

Abstract: A lead frame structure, a packaging structure and a lighting unit are disclosed. The lead frame structure includes at least two first lead frame units having a space therebetween, and the two first lead frame units are arranged in an opposite manner. Each the first lead frame unit has a first conducting portion, a second conducting portion, and a first connection portion between the first and the second conducting portions. Moreover, the first connection portion has at least two grooves on a surface thereof.

Abstract: A light emitting diode (LED) device includes: a substrate having a central portion; an LED chip unit formed on the central portion of the substrate; a circuit pattern having a positive electrode and a negative electrode that are formed on the substrate, each of the positive electrode and the negative electrode including an arc portion and at least one extending portion that extends from the arc portion toward the central portion; a wire unit connecting the LED chip unit to the extending portions; a glass layer disposed on the substrate, covering the arc portions and including an opening unit that is aligned with the central portion of the substrate; a dam structure formed on the glass layer and extending along the arc portions; and an encapsulated body disposed substantially within the dam structure to cover the extending portions, the wire unit and the LED chip unit.

Abstract: A light-emitting structure comprises a carrier, a light-emitting diode package, and a fixing module. The light-emitting diode package comprises a brittle substrate and a light-emitting unit. The brittle substrate is disposed on the carrier and the light-emitting unit is disposed on the brittle substrate. The fixing module comprises at least two screw units and at least two elastic members which sleeve the screw unit respectively. Each of screw units is screwed onto the carrier and applies a force on the upper surface of the brittle substrate, so as to fasten the brittle substrates to the carrier. Each of elastic members is disposed between the respective screw unit and the carrier, so as to adjust the force from the screw unit.

Abstract: An LED package includes a chip carrier, an adhesive layer, one high-voltage LED die, and an encapsulating member. The chip carrier defines a receiving space. The adhesive layer is disposed in the receiving space and has a thermal conductivity of larger than or equal to 1 W/mK. The high-voltage LED die is attached to the adhesive layer to be received in the reflective space and has a top surface formed with a trench. The trench of the high-voltage LED die is disposed at an optical center of the receiving space. The encapsulating member encapsulates the high-voltage LED die and includes a plurality of diffusers. The trench is embedded with the encapsulating member and has a width ranging from 1 ?m to 10 ?m and a depth of less than or equal to 50 ?m.

Abstract: A substrate structure has a first surface and a second surface. A plurality of carrying members are formed on the first surface and a plurality of conductive traces are formed on the second surface. In addition, the substrate structure has a first, a second and a third thermal stress relief structures. The first thermal stress relief structure is that lengths of the substrate structure in different axial directions are substantially equal to each other. The second thermal stress relief structure is that a plurality of separated alignment marks are formed on the substrate structure. The third thermal stress relief structure is that the substrate structure has at least one clearance area extending along one of the axial directions of the substrate structure and the clearance area has no carrying members and no conductive traces formed thereon.

Abstract: A metallic frame of an LED structure includes two conductive frames spaced apart from each other with a gap and a plurality of extending arms respectively and integrally extended from the conductive frames. Each conductive frame includes a top surface, a bottom surface, and a lateral surface connecting the top and bottom surfaces. Each top surface comprises a sealed region and a mounting region surrounded by the sealed region, and the sealed and mounting regions of each conductive frame are defined by an insulating body. Each conductive frame has at least one slot concavely formed on the sealed region, and the lateral surface is formed with two openings and the slot is communicated with the two openings, such that the slot of each of the conductive frames is configured to separate at least one of the extending arms from the mounting region of the conductive frames.

Abstract: A lead frame assembly includes a surrounding frame and a plurality of lead frame sets arranged in a matrix. Each lead frame set includes spaced-apart first and second lead frames and a connecting structure interconnecting one of the lead frame sets to an adjacent lead frame set. Each lead frame set is further connected to the surrounding frame through the connecting structure thereof. A plurality of insulated bars are spacedly formed on a lead frame panel. Each insulated bar covers a corresponding row of the lead frame sets and exposes bottom surfaces of the first and second lead frames. Each insulated bar further covers portions of the surrounding frame that are adjacent to two opposite outermost ones of the lead frame sets.

Abstract: A light emitting diode (LED) package including a substrate unit, a light emitting unit and an encapsulant. The substrate unit includes a metal substrate and a circuit board. The metal substrate has a first carrier portion and a second carrier portion. The second carrier portion is projected from the first carrier portion. The first carrier portion has a first carrier face. The second carrier portion has a second carrier face located higher than the first carrier face. The circuit board is disposed on the first carrier face, and the second carrier portion passes through the circuit board. The light emitting unit includes at least one LED chip disposed on the second carrier face of the second carrier portion, and the LED chip electrically connected to the circuit board. The encapsulant encapsulates the LED chip.

Abstract: A light emitting diode (LED) device includes: a substrate having a central portion; an LED chip unit formed on the central portion of the substrate; a circuit pattern having a positive electrode and a negative electrode that are formed on the substrate, each of the positive electrode and the negative electrode including an arc portion and at least one extending portion that extends from the arc portion toward the central portion; a wire unit connecting the LED chip unit to the extending portions; a glass layer disposed on the substrate, covering the arc portions and including an opening unit that is aligned with the central portion of the substrate; a dam structure formed on the glass layer and extending along the arc portions; and an encapsulated body disposed substantially within the dam structure to cover the extending portions, the wire unit and the LED chip unit.

Abstract: A method of manufacturing LED packages includes the steps of: forming a conductive circuit layer on a substrate; screen printing a wall layer on the conductive circuit layer to form a trellis with a plurality of wall units, so that regions of the conductive circuit layer surrounded by the wall units are exposed; mounting and electrically connecting at least one LED die on the conductive circuit layer within each of the wall units; molding a transparent layer to cover the LED dies; and cutting along the wall units to form a plurality of LED packages.