Abstract: Systems, apparatus, articles of manufacture, and methods are disclosed for foldable thermal ground planes for electronic devices. An example an apparatus to cool an electronic device includes a first plate; a second plate; a plurality of first pillars extending between the first plate and the second plate, the plurality of first pillars having a first shape; a plurality of second pillars extending between the first plate and the second plate, the plurality of second pillars having a second shape, the second shape different than the first shape; and a hinge separating the apparatus into a first section and a second section, the plurality of second pillars in the hinge.

Abstract: Technologies for a shield for electromagnetic interference include a circuit board with an integrated circuit package on it, with a hole in the circuit board under the integrated circuit package. The integrated circuit package may include one or more dies or other components on the underside of the package, at least partially positioned in the hole in the circuit board. An electromagnetic shield box can be positioned in the hole. Tabs of the electromagnetic shield box may interface with pads on the same side of the circuit board as the integrated circuit package. The electromagnetic shield box may prevent or reduce electromagnetic or radiofrequency interference on the components of the integrated circuit package. Positioning the electromagnetic shield box can reduce the overall height of the circuit board, among other advantages.

Abstract: Systems, apparatus, articles of manufacture, and methods are disclosed for electronic devices with tactile keyboards. An example electronic device includes a tactile keyboard having a plurality of rows of keys; a printed circuit board; a first row of switches on the printed circuit board, a first row of the plurality of rows of keys to interact with the first row of switches; and a second row of switches on a component adjacent to the printed circuit board, a second row of the plurality of rows of keys to interact with the second row of switches.

Abstract: Particular embodiments described herein provide for an electronic device that can be configured to include a radiation shield that includes a zipper. The radiation shield can include a wall that extends from a support structure of the electronic device, a first portion that is coupled to a cold plate over a radiation source, a second portion that is coupled to the wall, and a zipper that can zip the first portion to the second portion together and can unzip to separate the first portion from the second portion.

Abstract: According to various aspects, there may be provided a stiffener assembly. The stiffener assembly may include a primary stiffener and an auxiliary stiffener. The primary stiffener may include a first engagement arrangement, and the auxiliary stiffener may include a second engagement arrangement. The first engagement arrangement of the primary stiffener and the second engagement arrangement of the auxiliary stiffener may be configured to form a detachable joint with each other, thereby enabling the auxiliary stiffener to be releasably connected to the primary stiffener for reinforcing the primary stiffener.

Abstract: Systems, apparatus, articles of manufacture, and methods related to multi-sectional vapor chambers for electronic devices are disclosed. An example vapor chamber includes a first panel, a second panel, and a wall extending between the first panel and the second panel to separate the vapor chamber into a first section and a second section between both the first panel and the second panel, the wall including insulation.

Abstract: An illuminated display screen bezel may provide improved user illumination when using a portable electronic device. The illuminated display screen bezel may include a series of LEDs built into the bezel, may include a light guide plate, or may include an extended display area at least partially covered by a controllable opaque layer. These lighting mechanisms may be dynamically controlled and adjusted with one or more smart control algorithms to suit different users. The improved image quality may be used to provide improved performance of image processing features, such as improving the ability of a videoconferencing program to create a virtual background or improving the ability of an AI system to perform image analysis. These lighting configurations may also be used for providing notification lights, automatic dimming based on detected ambient light, program-enhancing RGB lighting effects, mood lighting, and other lighting effects.

Abstract: Electronic devices with moveable display screens are described herein. An example electronic device includes a lid having a first display screen and a base. The lid is moveably coupled to the base. The base includes a housing having a top side and a bottom side, a physical keyboard to be accessed on the top side of the housing, and a second display screen moveable between a first position in which the keyboard is exposed and a second position in which the second display screen covers the keyboard.

Abstract: A thermal ground plane (TGP), including: a vapor chamber containing an ionized fluid; a reservoir fluidly connected with the vapor chamber, configured to store excess ionized fluid; and an electromagnetic source configured to dynamically direct a variable amount of the excess ionized fluid from the reservoir to the vapor chamber based on a thermal resistance of the ionized fluid in the vapor chamber or a temperature of the TGP at a location proximate to a heat source.

Abstract: Systems, apparatus, articles of manufacture, and methods are disclosed for inductors of voltage regulators that are built into and/or around mounting holes of a printed circuit board. An example apparatus includes a printed circuit board that includes a plurality of layers and a mounting hole extending through the plurality of layers, and an inductor at least partially in the mounting hole between two or more of the plurality of layers.

Abstract: Systems, apparatus, articles of manufacture, and methods are disclosed for cooling electronic devices. An example apparatus includes a fan module for an electronic device. The fan module includes a first cover; a second cover; an input/output (IO) board adjacent the second cover, the second cover and IO board beneath the first cover; and a fan between the first cover and the second cover, the fan to operate above the second cover and a portion of the IO board.

Abstract: Thermal management systems for electronic devices and related methods are disclosed. An example electronic device includes a chassis including a first cover and a second cover, the first cover including an upper surface and a plurality of side walls and the second cover including a lower surface of the chassis, the first cover and the second cover defining an internal cavity of the chassis, the first cover including a first device inlet formed in a first side wall of the first cover; a fan positioned in the internal cavity, the fan including a first fan inlet and a second fan inlet opposite the first fan inlet; and a side channel positioned between the first device inlet and the first fan inlet to direct fluid flow between the first device inlet and the first fan inlet.

Abstract: Deflection spring compression mounting is disclosed. A disclosed example deflection spring for an electronics package includes first and second end portions having first and second locking interfaces, respectively, to at least partially constrain the first and second end portions relative to a support, a curved portion, and a medial portion having a third locking interface to fix the medial portion relative to the support, wherein fixing the medial portion relative to the support causes the curved portion to contact and press against the electronics package.

Abstract: Embodiments described herein may be related to apparatuses, processes, and techniques related to EMI shielding and thermal conduction without using any surface area of a PCB. Embodiments of the EMI shield may include a planar top, with one or more walls extending from the planar top to a bottom surface of the PCB, the PCB having a top surface disposed between the bottom surface of the PCB and the planar top. A ground of the PCB may electrically couple with the one or more walls. The bottom of the walls may couple with an EMI gasket applied to a bottom chassis to increase the volume of EMI shielding. Other embodiments may be described and/or claimed.

Abstract: Systems, apparatus, articles of manufacture, and methods are disclosed for accessories for electronic devices and removable fan cartridges for electronic devices. An example electronic device accessory includes a backplate panel removably couplable to a first chassis of a first electronic device to replace a portion of a first cover of the first chassis and removably couplable to a second chassis of a second electronic device to replace a portion of a second cover of the second chassis. The example electronic device accessory also includes a mating device to releasably couple the backplate panel to the first chassis and independently releasably couple the backplate panel to the second chassis and a fan coupled to the backplate panel. The fan is to increase a Z height of the first electronic device when the backplate panel is coupled to the first electronic device and increase a Z height of the second electronic device when the backplate panel is coupled to the second electronic device.

Abstract: Disclosed herein are devices, systems, and methods for self-sanitizing a device using the built-in screen display of the device (e.g., a laptop). The device includes a processor configured to execute instructions to determine a relationship between a location of a display of the device and a location of a keyboard surface of the device. The processor is also configured to execute instructions configured to, based on the relationship, enable a sanitization mode on the device and to configure the display to emit light toward the keyboard surface to sanitize the keyboard surface when the sanitization mode is enabled.

Abstract: Particular embodiments described herein provide for a flexible vapor chamber with shape memory material for an electronic device. In an example, the electronic device can include a flexible vapor chamber and shape memory material coupled to the shape memory material. When the shape memory material is activated, the shape memory material moves a portion of the flexible vapor chamber to a position that helps with heat dissipation of heat collected by the flexible vapor chamber.

Abstract: Embodiments disclosed herein include electronic packages. In an embodiment, the electronic package comprises a substrate with a first surface and a second surface opposite from the first surface. In an embodiment, a plurality of first dies are coupled to the first surface of the substrate, and a bump field is on the second surface of the substrate. In an embodiment, the bump field comprises a voided region towards a center of the substrate. In an embodiment, a second die is coupled to the second surface of the substrate, where the second die is provided in the voided region.

Abstract: Printed circuit boards including direct routing from integrated circuit packages are disclosed. An example substrate disclosed herein including a first contact pad array to receive an integrated circuit package, a second contact pad array to receive a memory die, the first contact pad array having a matching arrangement as the second contact pad array, and a layer including a plurality of interconnections extending between the first contact pad array and the second contact pad array.

Abstract: Described herein are integrated circuit devices that include semiconductor devices near the center of the device, rather than towards the top or bottom of the device. In this arrangement, heat can become trapped inside the device. A microfluidic cooling layer is formed near a top or front the device, e.g., over the semiconductor devices and any front side interconnect structures, to transfer heat away from the semiconductor devices.