Patent application number | Description | Published |
20100230812 | Microelectronic Assemblies Having Compliancy and Methods Therefor - A microelectronic assembly is disclosed that includes a semiconductor wafer with contacts, compliant bumps of dielectric material overlying the first surface of the semiconductor wafer, and a dielectric layer overlying the first surface of the semiconductor wafer and edges of the compliant bumps. The compliant bumps have planar top surfaces which are accessible through the dielectric layer. Conductive traces may be electrically connected with contacts and extend therefrom to overlie the planar top surfaces of the compliant bumps. Conductive elements may overlie the planar top surfaces in contact with the conductive traces. | 09-16-2010 |
20110012259 | PACKAGED SEMICONDUCTOR CHIPS - A chip-sized wafer level packaged device including a portion of a semiconductor wafer including a device, a packaging layer formed over the portion of the semiconductor wafer, the packaging layer including a material having thermal expansion characteristics similar to those of the semiconductor wafer and a ball grid array formed over a surface of the packaging layer and being electrically connected to the device. | 01-20-2011 |
20110049696 | OFF-CHIP VIAS IN STACKED CHIPS - A microelectronic assembly includes first and second stacked microelectronic elements, each having spaced apart traces extending along a front face and beyond at least a first edge thereof. An insulating region can contact the edges of each microelectronic element and at least portions of the traces of each microelectronic element extending beyond the respective first edges. The insulating region can define first and second side surfaces adjacent the first and second edges of the microelectronic elements. A plurality of spaced apart openings can extend along a side surface of the microelectronic assembly. Electrical conductors connected with respective traces can have portions disposed in respective openings and extending along the respective openings. The electrical conductors may extend to pads or solder balls overlying a face of one of the microelectronic elements. | 03-03-2011 |
20120080807 | OFF-CHIP VIAS IN STACKED CHIPS - A microelectronic assembly includes first and second stacked microelectronic elements, each having spaced apart traces extending along a front face and beyond at least a first edge thereof. An insulating region can contact the edges of each microelectronic element and at least portions of the traces of each microelectronic element extending beyond the respective first edges. The insulating region can define first and second side surfaces adjacent the first and second edges of the microelectronic elements. A plurality of spaced apart openings can extend along a side surface of the microelectronic assembly. Electrical conductors connected with respective traces can have portions disposed in respective openings and extending along the respective openings. The electrical conductors may extend to pads or solder balls overlying a face of one of the microelectronic elements. | 04-05-2012 |
20120091582 | MICROELECTRONIC ASSEMBLIES HAVING COMPLIANCY AND METHODS THEREFOR - A microelectronic assembly is disclosed that includes a semiconductor wafer with contacts, compliant bumps of dielectric material overlying the first surface of the semiconductor wafer, and a dielectric layer overlying the first surface of the semiconductor wafer and edges of the compliant bumps. The compliant bumps have planar top surfaces which are accessible through the dielectric layer. Conductive traces may be electrically connected with contacts and extend therefrom to overlie the planar top surfaces of the compliant bumps. Conductive elements may overlie the planar top surfaces in contact with the conductive traces. | 04-19-2012 |
20120153443 | PACKAGED SEMICONDUCTOR CHIPS WITH ARRAY - A chip-sized, wafer level packaged device including a portion of a semiconductor wafer including a device, at least one packaging layer containing silicon and formed over the device, a first ball grid array formed over a surface of the at least one packaging layer and being electrically connected to the device and a second ball grid array formed over a surface of the portion of the semiconductor wafer and being electrically connected to the device. | 06-21-2012 |
20130273693 | OFF-CHIP VIAS IN STACKED CHIPS - A microelectronic assembly includes first and second stacked microelectronic elements, each having spaced apart traces extending along a front face and beyond at least a first edge thereof. An insulating region can contact the edges of each microelectronic element and at least portions of the traces of each microelectronic element extending beyond the respective first edges. The insulating region can define first and second side surfaces adjacent the first and second edges of the microelectronic elements. A plurality of spaced apart openings can extend along a side surface of the microelectronic assembly. Electrical conductors connected with respective traces can have portions disposed in respective openings and extending along the respective openings. The electrical conductors may extend to pads or solder balls overlying a face of one of the microelectronic elements. | 10-17-2013 |
20130344652 | RECONSTITUTED WAFER STACK PACKAGING WITH AFTER-APPLIED PAD EXTENSIONS - A stacked microelectronic unit is provided which can include a plurality of vertically stacked microelectronic elements each having a front surface, contacts exposed at the front surface, a rear surface and edges extending between the front and rear surfaces. Traces connected with the contacts may extend along the front surfaces towards edges of the microelectronic elements with the rear surface of at least one of the stacked microelectronic elements being adjacent to a top face of the microelectronic unit. A plurality of conductors may extend along edges of the microelectronic elements from the traces to the top face. The conductors may be conductively connected with unit contacts such that the unit contacts overlie the rear surface of the at least one microelectronic element adjacent to the top face. | 12-26-2013 |
20140151881 | PACKAGED SEMICONDUCTOR CHIPS WITH ARRAY - A chip-sized, wafer level packaged device including a portion of a semiconductor wafer including a device, at least one packaging layer containing silicon and formed over the device, a first ball grid array formed over a surface of the at least one packaging layer and being electrically connected to the device and a second ball grid array formed over a surface of the portion of the semiconductor wafer and being electrically connected to the device. | 06-05-2014 |