H01L2224/75703

Semiconductor package alignment frame for local reflow

Embodiments of the present disclosure describe package alignment frames for a local reflow process to attach a semiconductor package to an interposer. The frame may comprise a two frame system. The interposer may be on a mounting table or on a circuit board. The frame may include a body with a rectangular opening dimensioned to receive a semiconductor package to be coupled to the interposer. The frame may be to align a ball grid array of the semiconductor package with pads of the interposer. A second frame may be to receive the first frame and may be to align a ball grid array of the interposer with pads of the circuit board. A single frame may be used to couple a semiconductor package to an interposer and to couple the interposer to a circuit board. Other embodiments may be described and/or claimed.

Electrically Conductive Pattern Printer for Downhole Tools
20170203325 · 2017-07-20 ·

A device which prints an electrically conductive pattern on a downhole tool using electrical ink includes a print head assembly and gripper claw assembly to print and manipulate the downhole tool during printing, respectively. The electrically conductive pattern may be an antenna coil, circuit or other desired pattern. After printing, the accuracy of the pattern is verified by the system and an impact resistant coating is applied to the pattern.

SEMICONDUCTOR PACKAGE ALIGNMENT FRAME FOR LOCAL REFLOW

Embodiments of the present disclosure describe package alignment frames for a local reflow process to attach a semiconductor package to an interposer. The frame may comprise a two frame system. The interposer may be on a mounting table or on a circuit board. The frame may include a body with a rectangular opening dimensioned to receive a semiconductor package to be coupled to the interposer. The frame may be to align a ball grid array of the semiconductor package with pads of the interposer. A second frame may be to receive the first frame and may be to align a ball grid array of the interposer with pads of the circuit board. A single frame may be used to couple a semiconductor package to an interposer and to couple the interposer to a circuit board. Other embodiments may be described and/or claimed.

Semiconductor package structure having a heat sink frame connected to a lead frame

A semiconductor package structure and forming method thereof; the semiconductor package structure includes a heat sink frame (2) and a lead frame (1), where the heat sink frame (2) is connected with a heat sink (4), a chip pad (21) of the lead frame (1) is adhered with a chip (3), and the heat sink (4) is connected to the chip (3) through a bonding material (5), and where the lead frame (1) is provided with a first lead (22), and the heat sink frame (2) is provided with a second lead (43) and a third lead (44). The method of forming the semiconductor package structure comprises: arranging the second lead (43) and the third lead (44) on the heat sink (4), and connecting the first lead (22) to the bottom electrode of the chip pad (21) to form a current input terminal; connecting three second lead (43) on the heat sink frame (2) to the top electrode of the chip (3) to form a current output terminal; welding the third lead (44) on the heat sink frame (2) with a conductive wire to form a current control terminal, thus greatly reducing the use of conductive wires, and thus heat loss; and after injection molding, colloids are exposed on of both sides of the semiconductor package structure, thus realizing double-sided heat dissipation, and improving heat dissipation of the semiconductor package structure.

Apparatus, system, and method for handling aligned wafer pairs

An industrial-scale apparatus, system, and method for handling precisely aligned and centered semiconductor wafer pairs for wafer-to-wafer aligning and bonding applications includes an end effector having a frame member and a floating carrier connected to the frame member with a gap formed therebetween, wherein the floating carrier has a semi-circular interior perimeter. The centered semiconductor wafer pairs are positionable within a processing system using the end effector under robotic control. The centered semiconductor wafer pairs are bonded together without the presence of the end effector in the bonding device.

Apparatus, system, and method for handling aligned wafer pairs

An industrial-scale apparatus, system, and method for handling precisely aligned and centered semiconductor wafer pairs for wafer-to-wafer aligning and bonding applications includes an end effector having a frame member and a floating carrier connected to the frame member with a gap formed therebetween, wherein the floating carrier has a semi-circular interior perimeter. The centered semiconductor wafer pairs are positionable within a processing system using the end effector under robotic control. The centered semiconductor wafer pairs are bonded together without the presence of the end effector in the bonding device.