Abstract: An integrated circuit package may be formed comprising a substrate that includes a mold material layer and a signal routing layer, wherein the mold material layer comprises at least one bridge and at least one foam structure embedded in a mold material. In one embodiment, the substrate may include the mold material of the mold material layer filling at least a portion of cells within the foam structure. In a further embodiment, at least two integrated circuit devices may be attached to the substrate, such that the bridge provides device-to-device interconnection between the at least two integrated circuit devices. In a further embodiment, the integrated circuit package may be electrically attached to an electronic board.

Abstract: Embodiments of the invention include an active fiber with a piezoelectric layer that has a crystallization temperature that is greater than a melt or draw temperature of the fiber and methods of forming such active fibers. According to an embodiment, a first electrode is formed over an outer surface of a fiber. Embodiments may then include depositing a first amorphous piezoelectric layer over the first electrode. Thereafter, the first amorphous piezoelectric layer may be crystallized with a pulsed laser annealing process to form a first crystallized piezoelectric layer. In an embodiment, the pulsed laser annealing process may include exposing the first amorphous piezoelectric layer to radiation from an excimer laser with an energy density between approximately 10 and 100 mJ/cm2 and pulse width between approximately 10 and 50 nanoseconds. Embodiments may also include forming a second electrode over an outer surface of the crystallized piezoelectric layer.

Abstract: Embodiments disclosed herein include electronic packages for optical to electrical switching. In an embodiment, an electronic package comprises a first package substrate and a second package substrate attached to the first package substrate. In an embodiment, a die is attached to the second package substrate. In an embodiment, a plurality of photonic engines are attached to a first surface and a second surface of the first package substrate. In an embodiment, the plurality of photonic engines are communicatively coupled to the die through the first package substrate and the second package substrate.

Abstract: Embodiments of the invention include a display formed on an organic substrate and methods of forming such a device. According to an embodiment, an array of pixel mirrors may be formed on the organic substrate. For example, each of the pixel mirrors is actuatable about one or more axes out of the plane of the organic substrate. Additionally, embodiments of the invention may include an array of routing mirrors formed on the organic substrate. According to an embodiment, each of the routing mirrors is actuatable about two axes out of the plane of the organic substrate. In embodiments of the invention, a light source may be used for emitting light towards the array of routing mirrors. For example, light emitted from the light source may be reflected to one or more of the pixel mirrors by one of the routing mirrors.

Abstract: Disclosed herein are maskless imaging tools and display systems that include piezoelectrically actuated mirrors and methods of forming such devices. The maskless imaging tool may include a light source. Additionally, the tool may include one or more piezoelectrically actuated mirrors for receiving light from the light source. The piezoelectrically actuated mirrors are actuatable about one or more axes to reflect the light from the light source to a workpiece positioned to receive light from the piezoelectrically actuated mirror. Disclosed herein is a maskless imaging tool that is a laser direct imaging lithography (LDIL) tool. The maskless imaging tool may also be a via-drill tool. Disclosed herein is also a piezoelectrically actuated mirror used in a projection system. For example, the projection system may be integrated into a pair of glasses.

Abstract: Embodiments of the invention include a piezo-electric mirror in an microelectronic package and methods of forming the package. According to an embodiment the microelectronic package may include an organic substrate with a cavity formed in the organic substrate. In some embodiments, an actuator is anchored to the organic substrate and extends over the cavity. For example, the actuator may include a first electrode and a piezo-electric layer formed on the first electrode. A second electrode may be formed on the piezo-electric layer. Additionally, a mirror may be formed on the actuator. Embodiments allow for the piezo-electric layer to be formed on an organic package substrate by using low temperature crystallization processes. For example, the piezo-electric layer may be deposited in an amorphous state. Thereafter, a laser annealing process that includes a pulsed laser may be used to crystallize the piezo-electric layer.

Abstract: Embodiments may relate to a microelectronic package that includes a die, a thermal interface material (TIM) coupled with the die, and an integrated heat spreader (IHS) coupled with the TIM. The IHS may include a feature with a non-uniform cross-sectional profile that includes a thin point and a thick point as measured in a direction perpendicular to a face of the die to which the TIM is coupled. Other embodiments may be described or claimed.

Abstract: An integrated circuit package may be formed comprising a substrate that includes a mold material layer and a signal routing layer, wherein the mold material layer comprises at least one bridge and at least one foam structure embedded in a mold material. In one embodiment, the substrate may include the mold material of the mold material layer filling at least a portion of cells within the foam structure. In a further embodiment, at least two integrated circuit devices may be attached to the substrate, such that the bridge provides device-to-device interconnection between the at least two integrated circuit devices. In a further embodiment, the integrated circuit package may be electrically attached to an electronic board.

Abstract: Embodiments of the invention include an optical routing device that includes an organic substrate. According to an embodiment, an array of cavities are formed into the organic substrate and an array of piezoelectrically actuated mirrors may be anchored to the organic substrate with each piezoelectrically actuated mirror extending over a cavity. In order to properly rout incoming optical signals, the optical routing device may also include a routing die mounted on the organic substrate. The routing die may be electrically coupled to each of the piezoelectrically actuated mirrors and is able to generated a voltage across the first and second electrodes of each piezoelectrically actuated mirror. Additionally, a photodetector may be electrically coupled to the routing die. According to an embodiment, an array of fiber optic cables may be optically coupled with one of the piezoelectrically actuated mirrors and optically coupled with the photodetector.

Abstract: Embodiments of the invention include piezoelectrically driven switches that are used for modifying a background color or light source color in display systems, and methods of forming such devices. In an embodiment, a piezoelectrically actuated switch for modulating a background color in a display may include a photonic crystal that has a plurality of blinds oriented substantially perpendicular to a surface of the display. In an embodiment, the blinds include a black surface and a white surface. The switch may also include an anchor spaced away from an edge of the photonic crystal and a piezoelectric actuator formed on the surface of the anchor and a surface of the photonic crystal. Some embodiments may include a photonic crystal that is a multi-layer polymeric structure or a polymer chain with a plurality of nanoparticles spaced at regular intervals on the polymer chain.

Abstract: Embodiments of the invention include an optoelectronic package that allows for in situ alignment of optical fibers. In an embodiment, the optoelectronic package may include an organic substrate. Embodiments include a cavity formed into the organic substrate. Additionally, the optoelectronic package may include an actuator formed on the organic substrate that extends over the cavity. In one embodiment, the actuator may include a first electrode, a piezoelectric layer formed on the first electrode, and a second electrode formed on the piezoelectric layer. According to an additional embodiment of the invention, the actuator may include a first portion and a second portion. In order to allow for resistive heating and actuation driven by thermal expansion, a cross-sectional area of the first portion of the beam may be greater than a cross-sectional area of the second portion of the beam.

Abstract: Embodiments of the invention include a waveguide structure that includes a first piezoelectric transducer that is positioned in proximity to a first end of a cavity of an organic substrate. The first piezoelectric transducer receives an input electrical signal and generates an acoustic wave to be transmitted with a transmission medium. A second piezoelectric transducer is positioned in proximity to a second end of the cavity. The second piezoelectric transducer receives the acoustic wave from the transmission medium and generates an output electrical signal.

Abstract: Embodiments of the invention include an optical routing device that includes an organic substrate. According to an embodiment, an array of cavities are formed into the organic substrate and an array of piezoelectrically actuated mirrors may be anchored to the organic substrate with each piezoelectrically actuated mirror extending over a cavity. In order to properly rout incoming optical signals, the optical routing device may also include a routing die mounted on the organic substrate. The routing die may be electrically coupled to each of the piezoelectrically actuated mirrors and is able to generated a voltage across the first and second electrodes of each piezoelectrically actuated mirror. Additionally, a photodetector may be electrically coupled to the routing die. According to an embodiment, an array of fiber optic cables may be optically coupled with one of the piezoelectrically actuated mirrors and optically coupled with the photodetector.

Abstract: Embodiments include a transmission line-land grid array (TL-LGA) socket, a method of forming the TL-LGA socket, and a semiconductor package assembly. The TL-LGA socket includes interconnects having a vertical portion and a horizontal portion. The TL-LGA socket has a housing body, where the vertical portions are disposed in the housing body, and the interconnects are disposed in the housing body in a cascaded configuration. The interconnect may have the horizontal portion coupled to the vertical portion and a pad on a conductive base layer of a package. The conductive base layer may include pads and corresponding pad openings surrounding the pads. The TL-LGA socket may have the horizontal portion disposed between and parallel to the base layer and a top conductive layer of the housing body. The TL-LGA socket may have the base layer and/or the conductive layer coupled to a ground reference.

Abstract: Embodiments of the invention include an active venting system. According to an embodiment of the invention, the active venting system may include a substrate having one or more seams formed through the substrate. In order to open the vents defined by the seams through the substrate, a piezoelectric layer may be formed proximate to one or more of the seams. Additional embodiments may include a first electrode and a second electrode that contact the piezoelectric layer in order to provide a voltage differential across the piezoelectric layer. In an embodiment the active venting system may be integrated into a garment. In such an embodiment, the garment may also include an electronics module for controlling the actuators. Additionally, conductive traces may be printed on the garment or sewn into the garment to provide electrical connections from the electronics module to each of the piezoelectric actuators.

Abstract: Embodiments of the invention include a piezoelectric resonator which includes an input transducer having a first piezoelectric material, a vibrating structure coupled to the input transducer, and an output transducer coupled to the vibrating structure. In one example, the vibrating structure is positioned above a cavity of an organic substrate. The output transducer includes a second piezoelectric material. In operation the input transducer causes an input electrical signal to be converted into mechanical vibrations which propagate across the vibrating structure to the output transducer.

Abstract: Embodiments of the invention include an optoelectronic package that allows for in situ alignment of optical fibers. In an embodiment, the optoelectronic package may include an organic substrate. Embodiments include a cavity formed into the organic substrate. Additionally, the optoelectronic package may include an actuator formed on the organic substrate that extends over the cavity. In one embodiment, the actuator may include a first electrode, a piezoelectric layer formed on the first electrode, and a second electrode formed on the piezoelectric layer. According to an additional embodiment of the invention, the actuator may include a first portion and a second portion. In order to allow for resistive heating and actuation driven by thermal expansion, a cross-sectional area of the first portion of the beam may be greater than a cross-sectional area of the second portion of the beam.

Abstract: Embodiments of the invention include a piezoelectric sensor system. According to an embodiment of the invention, the piezoelectric sensor system may include a piezoelectric sensor, a signal conditioning circuit, and a light source each formed on an organic or flexible substrate. In embodiments of the invention, the piezoelectric sensor may be a discrete component or the piezo electric sensor may be integrated into the substrate. According to an embodiment, a piezoelectric sensor that is integrated into the substrate may comprise, a cavity formed into the organic substrate and a moveable beam formed over the cavity and anchored to the organic substrate. Additionally, the piezoelectric sensor may include a piezoelectric region formed over an end portion of the moveable beam and extending at least partially over the cavity. The piezoelectric sensor may also include a top electrode formed over a top surface of the piezoelectric region.

Abstract: Embodiments of the invention include a display formed on an organic substrate and methods of forming such a device. According to an embodiment, an array of pixel mirrors may be formed on the organic substrate. For example, each of the pixel mirrors is actuatable about one or more axes out of the plane of the organic substrate. Additionally, embodiments of the invention may include an array of routing mirrors formed on the organic substrate. According to an embodiment, each of the routing mirrors is actuatable about two axes out of the plane of the organic substrate. In embodiments of the invention, a light source may be used for emitting light towards the array of routing mirrors. For example, light emitted from the light source may be reflected to one or more of the pixel mirrors by one of the routing mirrors.

Abstract: Embodiments of the invention include a piezo-electric mirror in an microelectronic package and methods of forming the package. According to an embodiment the microelectronic package may include an organic substrate with a cavity formed in the organic substrate. In some embodiments, an actuator is anchored to the organic substrate and extends over the cavity. For example, the actuator may include a first electrode and a piezo-electric layer formed on the first electrode. A second electrode may be formed on the piezo-electric layer. Additionally, a mirror may be formed on the actuator. Embodiments allow for the piezo-electric layer to be formed on an organic package substrate by using low temperature crystallization processes. For example, the piezo-electric layer may be deposited in an amorphous state. Thereafter, a laser annealing process that includes a pulsed laser may be used to crystallize the piezo-electric layer.