Abstract: A festival light device featuring temperature control protection comprises a plug body, a back cover with a connecting hole, and a circuit board. The back cover houses a socket hole within a cavity formed by an inner flange, ensuring component protection and water resistance. The circuit board comprises a rectifier filter device with a fuse, thermal coupler switch, and PTC. Sealant blocks the socket hole of plug-in transformer, preventing water ingress, while barbs on the flange secure the sealant, maintaining waterproof integrity. Added safety measures, such as a fuse, thermal coupler switch, and PTC at the voltage input, protect against overheating and potential component damage, enhancing the device's overall safety and durability.

Abstract: An electronic device may have an antenna module with a triplet of antennas on a substrate. The triplet may include a first antenna with a radiating element formed from a patch on the substrate and second and third antennas having radiating elements formed from patches on that extend across a smaller lateral area than the patch in the first antenna. The patches in the second and third antennas may have extended electrical lengths formed from parasitic patches embedded within the substrate that are coupled to opposing edges of the patches by fences of conductive vias. The antenna module may include phased antenna arrays for conveying centimeter/millimeter wave signals. Signal conductors for the antennas may be distributed across multiple metallization layers of the substrate.

Abstract: A signal line assembly can include a flex circuit board. The flex circuit board can include at least one first ground layer; at least one first dielectric layer disposed on an inner surface of the at least one first ground layer; and a plurality of first signal lines disposed on an inner surface of the at least one first dielectric layer. The flex circuit board can have a cutout section. The signal line assembly can include a film structure disposed in the cutout section. The film structure can include at least one second ground layer; at least one second dielectric layer; and a plurality of second signal lines respectively coupled to the plurality of first signal lines. The at least one second dielectric layer can have a thickness that is smaller than a thickness of the at least one first dielectric layer.

Abstract: A method and apparatus for generating light includes a chamber having a high voltage region, a low voltage region, and a plasma generation region that defines a plasma confinement region. A magnetic core is positioned around the chamber and is configured to generate a plasma in the plasma confinement region. A switched power supply includes a DC power supply and a switched resonant charging circuit that together generate a plurality of voltage pulses at the output causing a plurality of current pulses to be applied to the power delivery section around the magnetic core so that at least one plasma loop is established around the magnetic core that confines plasma in the plasma confinement region, thereby forming a magnetically confined Z-pinch plasma. Light generated by the Z-pinch plasma propagates out of a port in the light source.

Abstract: The present disclosure discloses an intelligent change-over control circuit for an LED power supply, including a single chip microcomputer control module, a main power module, a main power switch module, a voltage control module, a current control module, a pulse width control module, at least one pulse width adjustment module and other modules. The circuit in the present disclosure is reasonable in design, can automatically recognize a voltage, a current and a power required by an LED lamp and finally output an accurate voltage and current to ensure the LED lamp can work in the more appropriate state, not only can prolong the service life, but also can avoid resource waste and save energy, and can be automatically matched with various types of LED lamps with various voltages and currents via the same LED power supply.

Abstract: Various arrangements for positioning antennas, grounds, and a decoupling element are described herein. A display is mounted within a first area of an enclosure of the electronic device. A first antenna and second antenna that operate at one or more frequency bands are mounted within the enclosure. A decoupling element is mounted within a cavity area of the enclosure that, at least partially, isolates the first antenna from the second antenna, wherein a position of the decoupling element defines a common edge of a first cavity area that includes the first antenna and a second cavity area that includes the second antenna, and a first length of the decoupling element is less than a second length of the common edge.

Abstract: A bio-implantable device and a fabricating method of the same are provided. The bio-implantable device includes a flexible circuit board, a sensor, an elastic conductive layer, an electrode structure, and an elastic insulating layer. The flexible circuit board includes a wiring layer. The sensor is disposed on the wiring layer. The elastic conductive layer covers the sensor. The electrode structure is disposed on the elastic conductive layer and is configured to collect an electric signal from a creature. The electrode structure is electrically connected to the sensor through the elastic conductive layer. The elastic insulating layer covers the flexible circuit board and exposes the electrode structure and the elastic conductive layer.

Abstract: The present invention relates to integration of multiple microdevices in pixels and in different combinations and their optimization for different functions. The microdevices may be connected in series and parallel as well have common and separate layers. An integrated combination may have a smoothing function to facilitate switching between different conditions and operations.

Abstract: A device comprises a package substrate and a ball grid array (BGA). The package substrate encapsulates an integrated circuit die and comprises a signal launch configured to emit or receive a signal on a surface of the package substrate. The BGA is affixed to the surface and comprises a set of grounded solder balls arranged as a boundary around the signal launch. The device may further comprise a printed circuit board (PCB) substrate having a waveguide interface side opposite a secondary waveguide side and a through-hole cavity that extends from the waveguide interface side to the secondary waveguide side, perpendicular to a plane of the PCB substrate. The BGA couples the package substrate to the waveguide interface side such that the surface of the package substrate faces the through-hole cavity and the signal launch and through-hole cavity are substantially aligned.

Abstract: A method for use in designing a radome and respective radome structure are presented. The method comprising: providing data on physical shape of the radome, and data on one or more convergence points within said radome; determining general propagation paths mapping propagation of radiation from said one or more convergence points, and one or more selected angular ranges for emission from at least one of said convergence points; determining intersection of said external shape and said mapping of the general propagation paths, within at least said one or more selected angular ranges, and determining one or more tessellated layers for said radome. Wherein cross-section of elements of said one or more tessellated layer with said general propagation path of radiation emitted from the respective convergence location is constant within said one or more selected angular ranges.

Abstract: A lighting device with fault detection and self-locking control function, which includes a light-emitting module, a power module, a voltage detection module, a signal conversion module, a self-locking control module and a signal control module. The power module drives the light-emitting module. The voltage detection module detects the driving voltage of the light-emitting module to generate a detection signal. The signal conversion module converts the detection signal into an operating status signal. The self-locking control module controls the power module. The signal control module controls the self-locking control module according to the operating status signal. The signal control module activates the self-locking control module when the operating status signal is in an abnormal state, and the self-locking control module controls the power module to stop driving the light-emitting module and enter a self-locking state.

Abstract: An antenna for a hearing instrument comprises: a first antenna portion comprising a first body and at least one of a first set of anterior arms extending in an anterior direction from the first body, or a first set of posterior arms extending in a posterior direction from the first body; a second antenna portion comprising a second body and at least one of a second set of anterior arms extending in the anterior direction from the second body, or a second set of posterior arms extending in a posterior direction from the second body, each arm of the first and second sets of anterior arms and each arm of the first and second sets of posterior arms having a physical length at least 10% of a total physical length of the first and second antenna portions, respectively.

Abstract: The embodiments of the present disclosure disclose a low-frequency oscillator unit and an antenna. The low-frequency oscillator unit comprises multiple oscillator arms extending outward along the central axis of the low-frequency oscillator unit and spaced apart from each other. The oscillator arm include a dielectric substrate and a conductive layer provided on the dielectric substrate. The conductive layer includes multiple spiral shaped first conductor parts and multiple second conductor parts arranged along the extension direction of the oscillator arm. Adjacent first conductor parts are connected by two spaced second conductor parts, and adjacent first conductor parts are symmetrically arranged.

Abstract: An omnidirectional antenna is provided. The omnidirectional antenna includes a waveguide configured to transmit a fed signal, a microstrip line configured to radiate the fed signal transmitted from the waveguide, and a radiation guide configured to guide the signal radiated from the microstrip line to omnidirectionally radiate the signal, wherein a waveguide cavity of the waveguide is bent at least once within the waveguide so that two surfaces of the microstrip line meet perpendicularly to a central axis of the waveguide cavity.

Abstract: A communication apparatus that communicates with another communication apparatus through electromagnetic field coupling includes a first conductor configured to transmit or receive a signal through the electromagnetic field coupling, a metal member configured to function as a ground of the first conductor, a second conductor connected to the first conductor; and an electrode having one side connected to the second conductor and another side to be supplied with the signal or connected to a termination resistor.

Abstract: An antenna includes: a first antenna element, including a first radiation stub having a first feeding end and a second radiation stub having a second feeding end; a first feeding part, coupled to the first feeding end and the second feeding end of the first antenna element; a second antenna element, including a third radiation stub having a third feeding end and a fourth radiation stub having a fourth feeding end; a second feeding part, coupled to the third feeding end and the fourth feeding end of the second antenna element; and a coupling stub, coupled to the first antenna element through the first feeding end and the second feeding end, and coupled to the second antenna element through the third feeding end.

Abstract: A method of operating a lighting device system. The method comprising the steps of defining a first power signature for a first light fixture based on a first resulting voltage and a first target current of the first light fixture, measuring a second power signature of a second light fixture, comparing the second power signature of the second light fixture to the first power signature of the first light fixture; and determining whether the first light fixture experienced an undesired operating state if the second power signature of the first light fixture deviates from the first power signature of the first light fixture. In one arrangement, the first light fixture is substantially equivalent to the second light fixture.

Abstract: An electronic device, according to an embodiment, may comprise: a housing including a front plate, a rear plate oriented in a direction opposite to the front plate, and a side bezel surrounding a space between the front plate and the rear plate; a hole formed on the side bezel; an antenna module comprising a substrate disposed inside the housing and spaced apart from the hole, and a first conductive member comprising a conductive material disposed on a surface of the substrate facing the hole and configured to emit a signal having first polarization or second polarization; and a second conductive member comprising a conductive material disposed on a non-conductive member while facing the first conductive member, and coupled to the first conductive member.

Abstract: An antenna module includes radiating elements including a first element and a second element and a radio frequency integrated circuit (RFIC) and exchanges signals with a baseband integrated circuit (BBIC). The RFIC includes a transmission circuit that supplies radio frequency signals to the radiating elements and a reception circuit that receives radio frequency signals from the radiating elements. The RFIC exchanges intermediate frequency signals with the BBIC. A first intermediate frequency signal is used for communication between the transmission circuit and the BBIC. A second intermediate frequency signal is used for communication between the reception circuit and the BBIC. When a variation in the reception level of a radio frequency signal received by the reception circuit during transmission of a radio frequency signal from the transmission circuit exceeds a predetermined value, the RFIC stops emission of radio waves from the first element.

Abstract: A plasma apparatus includes: a chamber; a first electrode and a second electrode disposed in the chamber; an RF power generator configured to apply non-sinusoidal wave power to the first electrode, wherein plasma is generated in the chamber in response to the non-sinusoidal wave power being applied to the first electrode; a measuring device configured to measure a voltage data over time and a current data over time of the non-sinusoidal wave power that is applied from the RF power generator; and a controller configured to receive the voltage data over time and the current data over time from the measuring device, and to calculate an extended impedance associated with the plasma based on the voltage data over time and the current data over time, wherein the extended impedance has a single complex value representing the non-sinusoidal wave power associated with a plurality of frequencies.