Abstract:
An apparatus may include a back-bias magnet; and a semiconductor chip element; wherein the semiconductor chip element has a sensor for measuring a magnetic field strength; and wherein a contact surface is formed on a contact side of the back-bias magnet and on a contact side of the semiconductor chip element and wherein the contact side of the semiconductor chip element has one or more structures such that the contact surface of the back-bias magnet is shaped in a manner corresponding to the structures of the semiconductor chip element.
Abstract:
An ultrasonic touch sensor is proposed for attachment to a casing, having a semiconductor chip including a substrate side and a component side, the semiconductor chip including an ultrasonic transducer element and the ultrasonic transducer element being arranged on the component side, having an acoustic coupling medium covering the semiconductor chip at least in the region of the ultrasonic transducer element, having electrical contact elements for controlling the ultrasonic transducer element, and the electrical contact elements being arranged on the component side of the semiconductor chip.
Abstract:
A radiation source device includes at least one membrane layer, a radiation source structure to emit electromagnetic or infrared radiation, a substrate and a spacer structure, wherein the substrate and the at least one membrane form a chamber, wherein a pressure in the chamber is lower than or equal to a pressure outside of the chamber, and wherein the radiation source structure is arranged between the at least one membrane layer and the substrate.
Abstract:
A method for producing sensor devices includes generating a semiconductor wafer having a plurality of sensor chips, wherein each sensor chip comprises a micro-electromechanical systems (MEMS) structure arranged at a main surface of the semiconductor wafer; forming a plurality of gas-permeable covers over the main surface of the semiconductor wafer, wherein each gas-permeable cover covers a corresponding MEMS structure of the MEMS structures and forms a cavity above the corresponding MEMS structure; and singulating the semiconductor wafer into a plurality of sensor devices.
Abstract:
An ultrasonic touch sensor includes a housing having a package cavity; an ultrasonic transmitter arranged within the package cavity, and configured to transmit an ultrasonic transmit wave; an ultrasonic receiver arranged within the package cavity, and configured to receive an ultrasonic reflected wave produced by a reflection of the ultrasonic transmit wave and generate a measurement signal representative of the ultrasonic reflected wave; a measurement circuit arranged within the package cavity and coupled to the ultrasonic receiver, and configured to detect a touch or a non-touch based on the measurement signal; a light source configured to produce an activating light; and a coupling medium that fills or at least partially fills the package cavity. The coupling medium includes a luminescent material that is configured to be activated by the activating light to produce a backlight that is emitted from the package cavity.
Abstract:
A radio-frequency device comprises a printed circuit board and a radio-frequency package having a radio-frequency chip and a radio-frequency radiation element, the radio-frequency package being mounted on the printed circuit board. The radio-frequency device furthermore comprises a waveguide component having a waveguide, wherein the radio-frequency radiation element is configured to radiate transmission signals into the waveguide and/or to receive reception signals via the waveguide. The radio-frequency device furthermore comprises a gap arranged between a first side of the radio-frequency package and a second side of the waveguide component, and a shielding structure, which is configured: to permit a relative movement between the radio-frequency package and the waveguide component in a first direction perpendicular to the first side of the radio-frequency package, and to shield the transmission signals and/or the reception signals in such a way that a propagation of the signals via the gap is attenuated or prevented.
Abstract:
A package is disclosed. In one example, the package comprises a carrier, an electronic component mounted on the carrier, and an encapsulant encapsulating at least part of the electronic component and only part of the carrier so that another exposed part of the carrier is exposed with regard to the encapsulant. The exposed part of the carrier comprises an electric connection structure and a corrosion protection structure. One of the electric connection structure and the corrosion protection structure is selectively formed on only a sub-portion of the other one of the electric connection structure and the corrosion protection structure outside of the encapsulant.
Abstract:
A package and method of manufacturing a package is disclosed. In one example, the package includes a carrier having an accommodation through hole. A component is arranged at least partially within the accommodation through hole. A connection structure connects the carrier with the component.
Abstract:
A package and method of manufacturing a package is disclosed. In one example, the package includes a carrier having an accommodation through hole. A component is arranged at least partially within the accommodation through hole. A connection structure connects the carrier with the component.
Abstract:
A molded sensor package includes a leadframe having a sensor die attached to the leadframe, a magnet aligned with the sensor die and a single molding compound encasing the sensor die and attaching the magnet to the leadframe. A method of manufacturing the molded sensor package includes loading the magnet and the leadframe into a molding tool so that the magnet is aligned with the sensor die in the molding tool, molding the magnet and the sensor die with the same molding compound while loaded in the molding tool and curing the molding compound so that the magnet is attached to the leadframe by the same molding compound that encases the sensor die.