A method for manufacturing a circuit board includes: preparing a first substrate and a second substrate, wherein: the first substrate comprises a convex post member formed at a top surface of the first substrate, and the second substrate including a first surface and a second surface opposite to the first surface, and comprising: a first metal layer formed on at least the first surface, and an opening through which a top surface of the post member is uncovered in a plan view; bonding at least a portion of a top surface of the first substrate excluding the post member and the second surface of the second substrate so that the top surface of the post member is uncovered through the opening; and forming a circuit pattern by removing a first portion of the first metal layer.

A ceiling lamp, an LED light source module, and a light source assembly are provided. The light source assembly includes a plastic heat-dissipating member and a metal substrate for mounting LED light sources of the ceiling lamp. The plastic heat-dissipating member includes an embedding groove, and the metal substrate is embedded in the embedding groove and is in contact with groove walls of the embedding groove. The light source assembly can effectively balance safety, performance and cost.

The invention provides a light generating device (1000) comprising (i) a light source (100), wherein the light source (100) comprises a solid state light source, (ii) a support (200) for the light source (100), and (iii) a housing (300) comprising a housing wall (310); wherein the support (200) is a monolithic support, wherein the support (200) comprises at least two support parts (210) which are configured bent relative to each other, wherein a first support part (211) of the at least two support parts (210) is configured to support the light source (100), and wherein a further support part (212) of the at least two support parts (210) is configured in thermal contact with the housing wall (310), wherein at least part (206) of the support (200) between the light source (100) and the housing wall (310) is thermally conductive.

An electronic component mounting substrate includes an electronic component and a substrate that are electrically connected at a plurality of places on a bottom surface of the electronic component. At least two places of the plurality of places are electrically connected by bonding using a conductive adhesive, and places other than the at least two places of the plurality of places are electrically connected by soldering using a paste solder.

According to one embodiment, a vibration detecting device includes a housing, a vibration sensor, a circuit board, a flexible wiring member, and an elastic member. The vibration sensor is accommodated in the housing. The circuit board is accommodated in the housing, and is provided with a first electric component configured to process a detection signal of the vibration sensor. The wiring member electrically connects the vibration sensor and the circuit board to each other. The elastic member contains a polymer material, and is accommodated in the housing as being in contact with the housing and the circuit board, and being detachable from the housing. The circuit board is held by the housing through the elastic member.

An optical engine module including a circuit board, a light valve module, a thermal conductive member, and a supporting member is provided. The circuit board having a first surface, a second surface opposite to the first surface, a first opening hole and at least one second opening hole. The light valve module is disposed on the first surface and electrically connected to the circuit board. The thermal conductive member is disposed on the second surface of the circuit board and is connected to a back surface of the light valve module through the first opening hole of the circuit board. A supporting member is disposed on one side of the first surface of the circuit board. The supporting member is partially in contact with the light valve module, and is connected to the thermal conductive member through the at least one second opening hole of the circuit board.

A terrestrial vehicle lighting module which includes an electroluminescent source including at least one electroluminescent element, an electronic device designed to control the electroluminescent element, and an interposer electrically connecting the electroluminescent source and the electronic device.

An indicating device includes an enclosure and an indicating lamp. The enclosure includes a base. The base defines a receiving space and an opening communicating with the receiving space. When the indicating lamp is received in the receiving space, the base partially shields the indicating lamp allowing light from the indicating lamp to be transmitted only through the opening.

A combined type single stud illuminating building block includes a circuit board, an illuminating member and an outer housing. The circuit board includes a top side and a bottom side opposite to each other. The circuit board is extended to form at least one first connection portion. The bottom side includes an electrode circuit. The illuminating member is mounted on the top side and electrically connected with the electrode circuit. The outer housing includes a connection hole to receive the circuit board and the illuminating member. The outer housing is hollow and light transmittable. The outer housing includes at least one second connection portion connected with the at least one first connection portion, respectively. Thus, the combined type single stud illuminating building block can be connected with the building block having various numbers of engaging studs to enhance degrees of freedom and variability of connection.

A lighting device for providing decorative lighting is disclosed. In one embodiment, the lighting device comprises a base, said base comprises a base for retro-fitting a traditional incandescent light bulb, a continuous optical element in which a string of a plurality of light emitting diodes is arranged, and an envelope encapsulating said continuous optical element such that the lighting device resembles a traditional incandescent light bulb.