A semiconductor device having an integrated antenna is provided. The semiconductor device includes a base die having an integrated circuit formed at an active surface and a cap die bonded to the backside surface of the base die. A metal trace is formed over a top surface of the cap die. A cavity is formed under the metal trace. A conductive via is formed through the base die and the cap die interconnecting the metal trace and a conductive trace of the integrated circuit.

A semiconductor device having an integrated antenna is provided. The semiconductor device includes a base die having an integrated circuit formed at an active surface and a cap die bonded to the backside surface of the base die. A metal trace is formed over a top surface of the cap die. A cavity is formed under the metal trace. A conductive via is formed through the base die and the cap die interconnecting the metal trace and a conductive trace of the integrated circuit.

A method and an apparatus for bonding semiconductor substrates are provided. The apparatus includes a first support configured to carry a first semiconductor substrate and a second semiconductor substrate bonded to each other, a gauging component embedded in the first support and comprising a fiducial pattern, and a first sensor disposed proximate to the gauging component, and configured to emit a light source towards the fiducial pattern of the gauging component.

A method and an apparatus for bonding semiconductor substrates are provided. The apparatus includes a first support configured to carry a first semiconductor substrate and a second semiconductor substrate bonded to each other, a gauging component embedded in the first support and comprising a fiducial pattern, and a first sensor disposed proximate to the gauging component, and configured to emit a light source towards the fiducial pattern of the gauging component.

Embodiments include an electronic system and methods of forming an electronic system. In an embodiment, the electronic system may include a package substrate and a die coupled to the package substrate. In an embodiment, the electronic system may also include an integrated heat spreader (IHS) that is coupled to the package substrate. In an embodiment the electronic system may further comprise a thermal interface pad between the IHS and the die. In an embodiment the die is thermally coupled to the IHS by a liquid metal thermal interface material (TIM) that contacts the thermal interface pad.

Disclosed is a device including a first finger of a plurality of lead fingers of a lead frame connected to a first flag. A second finger of the plurality of lead fingers of the lead frame is connected to a second flag. A semiconductor die is coupled to the lead frame. An encapsulant covers the semiconductor die, the lead frame, and a first end of the plurality of lead fingers, and excludes the first flag and the second flag. The first flag and the second flag are separated and electrically isolated from one another by the encapsulant.

A bonding structure includes a first layer of first alloy component disposed on a substrate and a first layer of a second alloy component disposed on the first alloy component. The second alloy component has a lower melting temperature than the first alloy component. A second layer of the first alloy component is disposed on the first layer of the second alloy component and a second layer of the second alloy component is disposed on the second layer of the first alloy component.

An electronic device is provided, including a substrate, a plurality of bonding pads, and a plurality of light emitting members. The bonding pads are disposed on the substrate. The light emitting members are disposed on the bonding pads. The light emitting members include a first pair of adjacent light-emitting members, a second pair of adjacent light-emitting members, and a third pair of adjacent light-emitting members. The first pair of adjacent light-emitting members, the second pair of adjacent light-emitting members, and the third pair of adjacent light-emitting members are arranged along the first direction in sequence. The first pair of adjacent light-emitting members has a first pitch, the second pair of adjacent light-emitting members has a second pitch, and the third pair of adjacent light-emitting members has a third pitch. The third pitch is greater than the second pitch, and the second pitch is greater than the first pitch.

An electronic device is provided, including a substrate, a plurality of bonding pads, and a plurality of light emitting members. The bonding pads are disposed on the substrate. The light emitting members are disposed on the bonding pads. The light emitting members include a first pair of adjacent light-emitting members, a second pair of adjacent light-emitting members, and a third pair of adjacent light-emitting members. The first pair of adjacent light-emitting members, the second pair of adjacent light-emitting members, and the third pair of adjacent light-emitting members are arranged along the first direction in sequence. The first pair of adjacent light-emitting members has a first pitch, the second pair of adjacent light-emitting members has a second pitch, and the third pair of adjacent light-emitting members has a third pitch. The third pitch is greater than the second pitch, and the second pitch is greater than the first pitch.

A system includes a semiconductor substrate having a first cavity. The semiconductor substrate forms a pedestal adjacent the first cavity. A device overlays the pedestal and is bonded to the semiconductor substrate by metal within the first cavity. A plurality of second cavities are formed in a surface of the pedestal beneath the device, wherein the second cavities are smaller than the first cavity. In some of these teachings, the second cavities are voids. In some of these teachings, the metal in the first cavity comprises a eutectic mixture. The structure relates to a method of manufacturing in which a layer providing a mask to etch the first cavity is segmented to enable easy removal of the mask-providing layer from the area over the pedestal.