Abstract: In some examples, an electronic device includes a network interface to connect to a computer network, a display port operating as a display input, an input/output port, memory having a plurality of profiles, and a processor coupled to the memory. In some examples, the processor is to change an operation of the input/output port based on a profile of the plurality of profiles. In some examples, the processor is to change the display port from the display input to a display output based on the profile of the plurality of profiles.

Abstract: According to aspects of the present disclosure, there is provided a non-transitory computer-readable storage medium comprising instructions that when executed cause a processor of a computing device to: send, to a remote device and via a first message queue on a cloud messaging service, a current Basic Input/Output System (BIOS) setting value; receive, from the remote device and via a second message queue on a cloud messaging service, an updated BIOS setting value and a cryptographic value; decrypt an encrypted private key of a public-private key pair stored in a memory of the computing device using the cryptographic value, wherein the public key of the public-private key pair is associated with a BIOS of the computing device; sign the updated BIOS setting value using the decrypted private key; provide the signed BIOS setting value to the BIOS of the computing device.

Abstract: Apparatuses may be used for nucleic acid amplification. An example apparatus may include an amplification chamber to contain a biochemical reaction associated with amplification of a biologic sample. The biologic sample may include a nucleic acid. The apparatus may also include a heater thermally coupled to the amplification chamber. The apparatus may also include a thermally conductive substrate in contact with the heater and including a liquid coolant passage to pass a liquid coolant through the thermally conductive substrate.

Abstract: In an example, a method includes, at least one processor, in response to each of a plurality of requests, determining a halftone screen. Determining the halftone screen comprises encoding a signature pattern in the halftone screen, and halftone screens for different requests may be encoded with a different signature pattern. The halftone screen may be arranged such that, when applied to image data to provide a printed output, the pattern is discernible therein to provide a signature for the printed output.

Abstract: An example of the present disclosure includes a packaging box, comprising a first section including a first aperture to receive a portion of a writing device, and a second section including a second aperture to receive a remainder of the writing device. The packaging box further includes a hinge mechanism coupling the first section to the second section, wherein the first section and second section are rotatable about the hinge mechanism. The packaging box also includes a tip remover including a surface to remove a tip of the writing device responsive to application of a force.

Abstract: An example device comprises: a surface-type sensor to detect a type of surface on which the device is located; a proximity sensor; and a processor. The processor is to: in response to detecting, using the surface-type sensor, that the device is located on a soft-type surface, increase noise output of the device; and, in response to detecting, using the proximity sensor, that a plurality of persons are proximal the device, decrease the noise output of the device.

Abstract: The present disclosure is drawn to 3-dimensional printed parts that can include a conductive composite portion and an insulating portion. The conductive composite portion can include a matrix of fused thermoplastic polymer particles interlocked with a matrix of sintered elemental transition metal particles. The insulating portion can include a matrix of fused thermoplastic polymer particles that are continuous with the matrix of fused thermoplastic polymer particles in the conductive composite portion. The insulating portion can be substantially free of sintered elemental transition metal particles and can include transition metal oxide bronze particles.

Abstract: A particle classification system may include a volume to contain a fluid having a suspended particle, electrodes proximate the volume to apply an electric field to rotate the suspended particle, a focused light source, a scattered light sensor to sense light from the focused light source that has scattered upon impinging the rotating suspended particle and a controller to classify the particle based at least in part upon signals from the scattered light sensor.

Abstract: Certain examples described herein control an amount of a functional agent that is deposited in a three-dimensional printing system. In certain examples, an amount of a functional agent is controlled based on a distance function, wherein the distance function is associated with a distance between a particular portion of an object to be fabricated and a surface of the object. The functional agent may be a binder, a fusing agent or a detailing agent, amongst others.

Abstract: An example of a method for making a build material composition for three-dimensional (3D) printing includes freezing a dispersion of flow additive nanoparticles in a liquid to form a frozen liquid containing the flow additive nanoparticles. The frozen liquid containing the flow additive nanoparticles is lyophilized to form flow additive agglomerates having a porous, fractal structure. The flow additive agglomerates are mixed with a host metal. The flow additive nanoparticles have an average flow additive particle size ranging from about 1 to about 3 orders of magnitude smaller than an average host metal particle size of the host metal.

Abstract: The present disclosure is drawn to an ink supply tank for a printer. The ink supply tank includes a main chamber to supply a printer with ink. The main chamber includes a fill port to receive ink during filling and an exchange port to release the ink. A chamber separator device is configured with a fill surface and a vent port. An overflow chamber can be configured with a vent to pass air into the overflow chamber, a first portion of air in the overflow chamber passes through the vent port of the chamber separator device to a feeder chamber to replace a second portion of ink leaving the ink supply tank to feed a print head and the vent port of the chamber separator device to pass a third portion of ink and a second portion of air from the feeder chamber to the overflow chamber.

Abstract: Described herein are kits, methods, and systems for printing metal three-dimensional objects. In an example, described is a multi-fluid kit for three-dimensional printing comprising: a first fluid comprising a first liquid vehicle comprising metal or metal precursor particles; and a second fluid comprising a second liquid vehicle comprising latex polymer particles dispersed therein, wherein the latex polymer particles have an average particle size of from about 10 nm to about 300 nm, and wherein the metal or metal precursor particles comprise metal nanoparticles, metal oxide nanoparticles, metal oxide nanoparticles and a reducing agent, or combinations thereof.

Abstract: An example of a composition includes a host metal present in an amount of at least about 90 wt % based on a total weight of the composition. A flow additive is also present in an amount of less than about 10 wt % based on the total weight of the composition. The flow additive consists of an organic particle having crosslinked polymer chains, a glass transition temperature (Tg) of at least 90° C., and a primary particle diameter of 100 nm or less.

Abstract: Examples described herein relate to policy management in target environments. A workload attestation request including a workload specification of a workload is received. A workload profile is determined based on the workload specification. A policy stored in a policy database is identified based on the workload profile. An attestation identifier indicating the workload profile is provided in response to the workload attestation request. On receiving a policy request including the attestation identifier from a controller node at a target environment, policies are compiled from the policy database using the attestation identifier, and provided to the controller node, which applies the policy in the target environment.

Abstract: An apparatus is disclosed comprising a print engine in a print zone. A platen opposes the print engine to support print media. The platen includes a plurality of openings in communication with at least one vacuum source. The platen includes a non-vacuum region, comprising a surface devoid of openings in communication with the at least one vacuum source. The non-vacuum region underlies at least a portion of the print zone.

Abstract: A fluid ejection controller interface includes input logic to receive control data packets and a first clock signal, each control data packet including a set of primitive data bits and a set of random bits, wherein the input logic identifies the random bits in the received control data packets to facilitate the creation of modified control data packets. The fluid ejection controller interface includes a clock signal generator to generate a second clock signal that is different than the first clock signal, and output logic to receive the modified control data packets, and output the modified control data packets to a fluid ejection controller of a fluid ejection device based on the second clock signal.

Abstract: A post-processing device includes a paper alignment tray on which a plurality of papers is aligned and a stapleless binder including a stapleless binding portion to compress and bind the plurality of papers and a nozzle in the stapleless binding portion that supplies water vapor to the plurality of papers.

Abstract: In an example, a non-transitory computer-readable storage medium encoded with instructions that, when executed by a processor of a computing device, may cause the processor to transmit an email message addressed to an email address associated with an image forming apparatus. Example email message may include content to be printed. Further, instructions may cause the processor to receive a confirmation email message from an email print server in response to the transmission of the email message. Example confirmation email message may include a status update mechanism. Furthermore, instructions may cause the processor to execute the status update mechanism. Example status update mechanism may fetch a print job status indicating a progress of printing the content from the email print server and display the fetched print job status in the confirmation email message.

Abstract: In an example implementation according to aspects of the present disclosure, a computing device and computer readable media to receive a temperature, operating speed, maximum operating speed, and utilization rate of a processor. A processor performance metric may be calculated based on the operating speed, maximum operating speed, and utilization rate. The processor performance metric and temperature may be used to retrieve a value in a thermal mapping. The value in the thermal mapping may be compared against a threshold to determine if a processor thermal metric event has occurred. An indication to the user may be presented in the event of a thermal metric event.

Abstract: Example video ingestion cables, display systems, and methods for harmonizing video formats for video ingestion are provided. An example video ingestion cable includes a first video interface connector cable to receive a first video feed formatted according to a first video format, a second video interface connector cable to receive a second video feed formatted according to a second video format, a format conversion circuit to convert the first video feed or the second video feed to a harmonized video format, and an output interface connector to transmit one of the first video feed and the second video feed as an output video feed formatted according to the harmonized video format to a display device. An example display system includes first and second video ingestion cables and a video ingestion circuit to select an input video feed for display.

Abstract: Examples include a method comprising preparing nominal firing data of a print job for a first printhead die and for a second printhead die of a page wide array printer. The first printhead die is located downstream from the second printhead die along a media path of the printer, the printhead dies being offset along the media path by an offset distance. The methods comprises starting printing by applying the nominal firing data to the printhead dies; receiving a print job interruption request during printing of the print job; and in response to receiving the job interruption request, modifying the nominal firing data to obtain modified firing data for interrupting printing using the first printhead die while continuing printing using the second printhead die during a specific time period after the first printhead die interrupted the printing, the specific time corresponding to the offset distance.

Abstract: In some examples, an electronic device includes a wireless communication device. In some examples, the electronic device includes a transceiver of the wireless communication device to receive radio frequency (RF) signals. In some examples, the electronic device includes a processor. In some examples, the processor is to generate a data cluster based on the RF signals. In some examples, the data cluster corresponds to a location of the electronic device. In some examples, the processor is to determine a classifier based on the cluster. In some examples, the processor is to infer, via a machine learning model, the location of the electronic device based on the classifier.

Abstract: An example electronic device includes a housing, and a display panel supported by the housing. The display panel comprises a pair of ends. In addition, the electronic device includes a shaft positioned within the housing that is coupled to the pair of ends of the display panel. The shaft is to fold the pair of ends of the display panel when the display panel is to transition from an expanded position to a collapsed position.

Abstract: A system and method to decode data is disclosed. A process to decode data rendered as localized position features is applied. The process to decode includes stages. A feature location parameter is adjusted. A stage of the process is reapplied.

Abstract: In some examples, the disclosure describes a device that includes a rollable display device that is extendable in a first direction, a hinge coupled to the rollable display device to move in a second direction in response to the rollable display device being extended in the first direction, and an input device coupled to the rollable display device through the hinge.

Abstract: Certain examples relate to mixing and/or supply cartridges for printing apparatus. One example implementation includes a reservoir to receive printing material from a printing apparatus and to return the received printing material to the printing apparatus. A storage medium stores a reservoir printing material level parameter indicative of the amount of printing material in the reservoir; a recirculation cycle counter indicative of the number of recirculation events experienced by the cartridge; a maximum recirculation cycle parameter indicative of the maximum number of recirculation events that may be experienced by the cartridge.

Abstract: Example implementations relate to deduplication operations in a storage system. An example includes, in response to initiation of a new backup process to store a first stream of data, initializing a temporary sparse index to be stored in a memory of a deduplication storage system; identifying a cloned portion of the first data stream; identifying at least one container index associated with the cloned portion of the first data stream; identifying a set of hook points included in the at least one container index; and populating the temporary sparse index with a set of entries, the set of entries mapping the identified set of hook points to the at least one container index.

Abstract: Here is provided a method of printing on a substrate, the method comprising: providing a substrate, wherein the substrate has been primed by a primer composition comprising water, an epoxide crosslinker, polyethyleneimine and a glycol co-solvent, the primer composition having formed a primer layer on the substrate, and printing an electrostatic ink on the primer layer. A fluid set comprising the primer composition and an electrostatic ink is also described herein.

Abstract: Examples described herein relate to signing of files based on file security credentials. A signing request for a file is received from a file author device. The signing request may include a file identifier associated with the file and a first key identifier associated with a first key stored in a hardware security module (HSM). File security credentials associated with the file may be obtained from one or more file security databases using the file identifier. A file security value for the file may be determined based on the file security credentials. On determining that the file security value satisfies a predetermined first key criteria, the file may be signed using the first key.

Abstract: A first electronic device may comprise a chassis and first fins. The chassis may be configured to removably couple with a second electronic device. The first fins are configured to interleave with second fins of the second electronic device in a coupled state of the first and second electronic devices. A corrugated thermal interface device comprises folded fins. The folded fins are coupled to the first fins and are also removably couplable to the second fins in the coupled state of the first and second electronic devices. Each folded fin comprises one or more lateral walls, and the corrugated thermal interface device further comprises a plurality of spring fingers coupled to and extending at least partially in a lateral direction from the lateral walls. The spring finger contacts may be contacted and displaced by the second fins in the coupled state of the first and second electronic devices.

Abstract: Data-driven intelligent networking systems and methods are provided. The system can accommodate dynamic traffic with fast, effective flow control of individual applications and traffic flows in conjunction with an end host. The system can maintain state information of individual packet flows, which can be set up or released dynamically based on injected data. Each flow can be provided with a flow-specific input queue upon arriving at a switch. Packets of a respective flow can be acknowledged after reaching the egress point of the network, and the acknowledgement packets can be sent back to the ingress point of the flow along the same data path. As a result, an ingress edge switch can perform fine grain flow control of individual sources of the flows residing on an end host.

Abstract: In example implementations, a computing device is provided. The computing device includes a processor, a multiplexer, a first memory, a second memory, and a controller. The processor is to execute an operating system (OS). The multiplexer is coupled to the processor. The first memory is coupled to the multiplexer to store current basic input/output system (BIOS) instructions. The second memory is coupled to the multiplexer. The controller is coupled to the multiplexer to control connections of the multiplexer to allow the processor to store updated BIOS instructions in the second memory in a background while the OS is executed by processor.

Abstract: In one example in accordance with the present disclosure, a developer unit seal is described. The developer unit seal includes an endcap. The endcap has an opening to receive a dynamic seal for a roller, an inlet to receive print fluid, and a channel embedded in a surface of the endcap. The channel connects the inlet with the opening to direct print fluid to the opening. The developer unit seal also includes a sealing member to cover the channel.

Abstract: A three-dimensional printing method can include iteratively applying polymer build material as individual layers; based on a three-dimensional object model, selectively jetting an electromagnetic radiation absorber and a translucency-modulating plasticizer onto individual layers of the polymer build material; and exposing the powder bed to electromagnetic energy to selectively fuse portions of individual layers of the polymer build material together to form a three-dimensional object. The polymer build material can include from about 60 wt % to 100 wt % polymeric particles having an average particle size from about 10 ?m to about 150 ?m and a degree of crystallinity from about 2% to about 60%, to a powder bed. At the locations where the polymer build material includes jetted translucency-modulating plasticizer, the three-dimensional object can exhibit an optical transmittance from about 5% to about 80%.

Abstract: An example electronic apparatus includes a communication unit, a user interface unit, a processor, and a memory. The processor is to execute instructions stored in the memory to receive, from the user interface unit, a request for an image forming operation on a document, obtain, by a first driver, a result of whether to approve the image forming operation, based on user information, from a server through the communication unit, when the image forming operation is approved, transmit, by the first driver, print data corresponding to the image forming operation to a second driver for the image forming operation, request, by the second driver, an image forming apparatus to perform the image forming operation, and, when the image forming operation is performed, transmit, by the first driver, history information corresponding to a result of the image forming operation to the server through the communication unit.

Abstract: In some examples, a non-transitory computer-readable medium stores machine-readable instructions which, when executed by a processor, cause the processor to cause a playback device to produce a sound using an audio file; cause a recording device to record the sound; compare the audio file to the recorded sound; determine, based on the comparison, whether the recorded sound comprises a noise not present in the audio file; and cause, based on the determination, a second recording device to be selected, a multiplexer to select a second playback device, or a combination thereof.

Abstract: In an example, a method of operating a surface marking robot comprises receiving a first digital representation of a floor plan comprising a plurality of floor plan features, and identifying a specific floor plan feature corresponding to a specific printing resources consumption. In response to identifying the specific floor plan feature, the method comprises modifying the first digital representation to produce a second digital representation in which the specific floor plan feature is replaced by an alternative floor plan feature corresponding to an alternative printing resources consumption which is reduced compared to the specific printing resources consumption.

Abstract: The present specification describes examples of position-based switching of display devices. An example augmented reality (AR) device includes an AR display device to render display data. The example AR device also includes a wireless communication device to transmit and receive wireless signals. The example AR device further includes a processor to: 1) determine a position of the AR device relative to a computing device based on wireless signals communicated with the computing device; and 2) switch an activity state of the AR display device based on the determined position of the AR device relative to the computing device.

Abstract: In an example in accordance with the present disclosure, an extended reality system is described. The extended reality system includes an imaging system to present virtual objects to a user. The extended reality system also includes a machine vision tracking system. The machine vision tracking system includes a camera to capture images of a user's hand a tool grasped in the user's hand. The machine vision tracking system also includes a processor. The processor 1) tracks a position and orientation of the user's hand in physical space, 2) identifies the tool grasped in the user's hand, and 3) tracks a position and orientation of the tool in physical space. The extended reality system also includes an XR controller to manipulate the XR environment based on the position and orientation of the tool and the position and orientation of the hand.

Abstract: An interface structure connectable to a separate liquid reservoir, to connect that liquid reservoir to a receiving station, comprising a liquid interface to fluidically connect to at least one liquid needle of the receiving station, a liquid channel, to fluidically connect the liquid interface to the reservoir, a support wall supporting an integrated circuit laterally next to the liquid channel, the integrated circuit having contact pad contact surfaces, and a front push area adjacent the liquid, the front push area terminating at a front edge that defines a profile height of the interface structure, between said front edge and an opposite distal edge.

Abstract: An example overfill-tolerant microfluidic structure can include an inlet microfluidic channel. A sample chamber can be connected to the inlet microfluidic channel to receive liquid from the inlet microfluidic channel. A gas-permeable liquid barrier can be connected to the sample chamber and positioned to allow gas to flow out of the sample chamber. An overflow chamber can be connected to the inlet microfluidic channel. A capillary break can be positioned between the inlet microfluidic channel and the overflow chamber. The capillary break can include a narrowed opening with a smaller width than a width of the inlet microfluidic channel. In some examples, the gas-permeable liquid barrier can allow gas to flow out of the sample chamber at a pressure lower than the break pressure, and prevent liquid from flowing out of the sample chamber at the break pressure.

Abstract: An electronic device employing optical communications including a light cell array, each light cell individually operable to output a controllable collimated light beam, the light beams of the light cell array to form a data encoded optical output signal to transmit to a destination electronic device. A photocell array receives a data encoded optical input signal from the destination electronic device, each photocell to provide an output signal representative of an amount of energy received from the optical input signal. A controller measures an overlap of the optical input signal with the photocell array based on the output signals of the array of photocells, and adjusts a position of the photocell array based on the measured overlap to align the photocell array with the with the optical input signal.

Abstract: Examples described herein provide multi-band channel scanning. Examples may include transmitting, by a first radio of a first network device operating at a first frequency band below the millimeter-wave (mmWave), a beacon frame indicating a particular scanning channel of a second frequency band within the mmWave, receiving, by a second radio of the first network device operating the second frequency band, a probe request from a second network device via the particular scanning channel, wherein the probe request is in response to the beacon frame received by the second network device, and in response to the probe request, transmitting, by the second radio of the first network device, a probe response in each of one or more sector transmitting directions via the particular scanning channel.

Abstract: A system and a method for imaging microfluidic ejectors during operation. An example provides a microscopy system, that includes a plurality of microfluidic ejectors. A mirror is disposed in a droplet path of the plurality of microfluidic ejectors, wherein the droplet path passes through an opening in the mirror. An optical system is focused on the plurality of microfluidic ejectors through the mirror, wherein the optical system comprises a camera.

Abstract: A data-driven intelligent networking system that can facilitate tracing of data flow packets is provided. The system add tracer packets to data flow packets arriving at an ingress point of the network. As the tracer packets progress through network in-band with the data flow packets, the system can copy, at each switch, trace data into pre-defined fields in the tracer packets. When the data flow packets arrive at an egress point of the network the system can separate the trace data from the data flow packet for analysis. Based on the analysis of the trace data, the system can adopt one or more policies to mitigate the impact of congestion on time-sensitive applications.

Abstract: According to an example, a method for performing maintenance routines in a plurality of actuators comprises firing a set of actuators at different energies, determining turn on energy values for the set of actuators based on measurements measured via chamber sensors associated with the set of actuators at the different energies, determining turn on energy differences for the set of actuators based on the turn on energy values determined for the set of actuators and threshold turn on energy values associated with the set of actuators, and performing maintenance routines corresponding to the determined turn on energy differences.

Abstract: One example of an internet protocol (IP) keyboard, video, mouse (KVM) device includes a universal serial bus (USB) port, a display port, a network port, a Bluetooth transceiver, a processor, and a memory. The USB port is to be communicatively coupled to a host device. The display port is to be communicatively coupled to the host device. The network port is to be communicatively coupled to a network. The processor is communicatively coupled to the USB port, the display port, the network port, and the Bluetooth transceiver. The memory stores a unique identifier to be transmitted to a client device via Bluetooth in response to establishing a Bluetooth connection between the client device and the IP KVM device. The unique identifier is used by the client device to establish a remote connection to the IP KVM device.

Abstract: The present disclosure describes a plurality of examples for federating a cluster from a plurality of interconnected computing nodes. The examples disclose a controller receiving network information and enclosure information associated with the computing nodes. The network information is indicative of a network topology between the computing nodes. The enclosure information is indicative of a configuration of an enclosure associated with a corresponding computing node. The controller identifies fault domains based on the network information and the enclosure information. Each fault domain of the fault domains includes one or more computing nodes impacted by at least one of a corresponding network fault event or a corresponding enclosure fault event, and the plurality of fault domains comprise first, second, and third fault domains. The controller selects computing nodes from the fault domains for federating the cluster.