摘要:
A microelectronic assembly can include a first microelectronic device and a second microelectronic device. Each microelectronic device has a die structure including at least one semiconductor die and each of the microelectronic devices has a first surface, a second surface remote from the first surface and at least one edge surface extending at angles other than a right angle away from the first and second surfaces. At least one electrically conductive element extends along the first surface onto at least one of the edge surfaces and onto the second surface. At least one conductive element of the first microelectronic device can be conductively bonded to the at least one conductive element of the second microelectronic device to provide an electrically conductive path therebetween.
摘要:
A microelectronic assembly can include a first microelectronic device and a second microelectronic device. Each microelectronic device has a die structure including at least one semiconductor die and each of the microelectronic devices has a first surface, a second surface remote from the first surface and at least one edge surface extending at angles other than a right angle away from the first and second surfaces. At least one electrically conductive element extends along the first surface onto at least one of the edge surfaces and onto the second surface. At least one conductive element of the first microelectronic device can be conductively bonded to the at least one conductive element of the second microelectronic device to provide an electrically conductive path therebetween.
摘要:
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.
摘要:
Barrier layers for use in electrical applications. In some embodiments the barrier layer is a laminated barrier layer. In some embodiments the barrier layer includes a graded barrier layer.
摘要:
An interconnection element is disclosed that includes a plurality of drawn metal conductors, a dielectric layer, and opposed surfaces having a plurality of wettable contacts thereon. The conductors may include grains having lengths oriented in a direction between the first and second ends of the conductors. A dielectric layer for insulating the conductors may have first and second opposed surfaces and a thickness less than 1 millimeter between the first and second surface. One or more conductors may be configured to carry a signal to or from a microelectronic element. First and second wettable contacts may be used to bond the interconnection element to at least one of a microelectronic element and a circuit panel. The wettable contacts may match a spatial distribution of element contacts at a face of a microelectronic element or of circuit contacts exposed at a face of component other than the microelectronic element.
摘要:
A microelectronic image sensor assembly for backside illumination and method of making same are provided. The assembly includes a microelectronic element having contacts exposed at a front face and light sensing elements arranged to receive light of different wavelengths through a rear face. A semiconductor region has a first thickness between the first light sensing element and the rear face and a second thickness between the second light sensing element and the rear face such that the first and second light sensing elements receive light of substantially the same intensity. A dielectric region is provided at least substantially filling a space of the semiconductor region adjacent at least one of the light sensing elements. The dielectric region may include at least one light guide.
摘要:
An interconnection component includes an element with an opening, a plurality of conductors electrically insulted from one another extending through the opening, and a plurality of second contacts electrically insulated from one another. The element is comprised of a material having a coefficient of thermal expansion of less than 10 parts per million per degree Celsius. At least some of the conductors extend along at least one inner surface of the opening. The conductors define a plurality of wettable first contacts at the first surface. The first contacts are at least partially aligned with the opening in a direction of the thickness and electrically insulated from one another.
摘要:
A method of bonding first and second microelectronic elements includes pressing together a first substrate containing active circuit elements therein with a second substrate, with a flowable dielectric material between confronting surfaces of the respective substrates, each of the first and second substrates having a coefficient of thermal expansion less than 10 parts per million/° C., at least one of the confronting surfaces having a plurality of channels extending from an edge of such surface, such that the dielectric material between planes defined by the confronting surfaces is at least substantially free of voids and has a thickness over one micron, and at least some of the dielectric material flows into at least some of the channels.
摘要:
A microelectronic unit includes a semiconductor element consisting essentially of semiconductor material and having a front surface, a rear surface, a plurality of active semiconductor devices adjacent the front surface, a plurality of conductive pads exposed at the front surface, and an opening extending through the semiconductor element. At least one of the conductive pads can at least partially overlie the opening and can be electrically connected with at least one of the active semiconductor devices. The microelectronic unit can also include a first conductive element exposed at the rear surface for connection with an external component, the first conductive element extending through the opening and electrically connected with the at least one conductive pad, and a second conductive element extending through the opening and insulated from the first conductive element. The at least one conductive pad can overlie a peripheral edge of the second conductive element.
摘要:
A method of bonding a first substrate and a second substrate includes the steps of rotating first substrate with an adhesive mass thereon, and second substrate contacting the mass and overlying the first substrate, controlling a vertical height of a heated control platen spaced apart from and not contacting the second substrate so as to control a temperature of the adhesive mass, so as to at least one of bond the first and second substrates in alignment with one another, or achieve a sufficiently planar adhesive interface between the first and second substrates.