Abstract: A semiconductor structure, comprising a redistribution layer (RDL) including a dielectric layer and a conductive trace within the dielectric layer; a first conductive member disposed over the RDL and electrically connected with the conductive trace; a second conductive member disposed over the RDL and electrically connected with the conductive trace; a first die disposed over the RDL; a second die disposed over the first die, the first conductive member and the second conductive member; and a connector disposed between the second die and the second conductive member to electrically connect the second die with the conductive trace, wherein the first conductive member is electrically isolated from the second die.

Abstract: Apparatus, systems and methods for irrigating lands are disclosed. In one example, an irrigation system is disclosed. The irrigation system includes a gate and a microcontroller unit (MCU). The gate is configured for adjusting a water flow for irrigating a piece of land. The MCU is configured for controlling the gate to adjust the water flow based on environmental information related to the piece of land.

Abstract: The present invention discloses a multi-band printed antenna, comprising: a grounding plane; and an antenna part, including a shorted arm electrically connected to the grounding plane, a folded arm connected to the shorted arm, and a feeding arm connected to the folded arm, feeding arm being for providing signals to the folded arm and shorted arm; wherein the folded arm includes at least one turning corner and provides at least two resonant frequencies according to the turning corner and the total length of the folded arm.

Abstract: The present invention discloses a multi-band printed antenna, comprising: a grounding plane; and an antenna part, including a shorted arm electrically connected to the grounding plane, a folded arm connected to the shorted arm, and a feeding arm connected to the folded arm, feeding arm being for providing signals to the folded arm and shorted arm; wherein the folded arm includes at least one turning corner and provides at least two resonant frequencies according to the turning corner and the total length of the folded arm.