Abstract: The present disclosure provides an electronic device including a redistribution layer, a plurality of passive components, and an electronic component. The redistribution layer includes a first insulating layer, a second insulating layer, and a plurality of traces electrically connected to each other through a first opening of the first insulating layer and a second opening of the second insulating layer, wherein the first insulating layer has a first side away from the second insulating layer, and the second insulating layer has a second side away from the first insulating layer. The passive components are disposed on the first side. The electronic component is disposed on the second side. The plurality of passive components are electrically connected to the electronic component through the plurality of traces.

Abstract: The present disclosure provides a manufacturing method of a package device, which includes providing a carrier substrate, a first conductive layer, and a release layer, where the carrier substrate has a device region and a peripheral region, and the first conductive layer and the release layer are disposed on the carrier substrate. The method further includes forming a second conductive layer on the release layer in the device region, where at least one of the first and second conductive layers includes a first pad in the peripheral region. The second conductive layer includes a second pad electrically connected to the first pad through the first conductive layer. The method also includes performing an inspection step to provide an input signal to one of the first and second pads, and to receive an output signal from another of the first and second pads.

Abstract: The embodiments of the disclosure provide a manufacturing method of a package circuit, including the following steps. A circuit structure including a plurality of conductive pads is formed. A liquid crystal layer is formed on the circuit structure. An inspection step is performed, and the inspection step includes determining the conductivity of the conductive pads according to the result of the rotation of a liquid crystal layer oriented with an electric field. In addition, the liquid crystal layer is removed.

Abstract: The present disclosure provides a manufacturing method of a package device, which includes providing a carrier substrate, a first conductive layer, and a release layer, where the carrier substrate has a device region and a peripheral region, and the first conductive layer and the release layer are disposed on the carrier substrate. The method further includes forming a second conductive layer on the release layer in the device region, where at least one of the first and second conductive layers includes a first pad in the peripheral region. The second conductive layer includes a second pad electrically connected to the first pad through the first conductive layer. The method also includes performing an inspection step to provide an input signal to one of the first and second pads, and to receive an output signal from another of the first and second pads.

Abstract: A liquid-crystal antenna device includes a signal source, a driving module, a correction module, and a plurality of radiation units. The signal source provides an input electromagnetic wave. The driving module outputs a plurality of initial voltage signals according to a radiation address. The correction module receives the initial voltage signals and outputs a plurality of corrected voltage signals according to a lookup table. The radiation units respectively receive the corrected voltage signals and are coupled to the input electromagnetic wave to generate an output electromagnetic wave.

Abstract: A liquid-crystal antenna device includes a signal source, a driving module, a correction module, and a plurality of radiation units. The signal source provides an input electromagnetic wave. The driving module outputs a plurality of initial voltage signals according to a radiation address. The correction module receives the initial voltage signals and outputs a plurality of corrected voltage signals according to a lookup table. The radiation units respectively receive the corrected voltage signals and are coupled to the input electromagnetic wave to generate an output electromagnetic wave.