AUTHENTICATING DEVICES AND COMPONENTS
Granted: February 15, 2024
Application Number:
20240054206
In Example implementations provide a computer program product to authenticate a set of components associated with a device; the components having associated respective shares (s1..sn) of a private key of a private-key/public key pair (sk,pk); the computer program product comprising: instructions to create a signature from the shares (s1..sn) and a message, m, associated with the components; and instructions to generate authentication data comprising at least the signature for…
MATCHING ELECTRICALLY CONDUCTIVE LINE RESISTANCES TO SWITCHES IN FLUIDIC DIES
Granted: February 15, 2024
Application Number:
20240051292
In some examples, a fluidic die includes fluidic actuators, switches, and electrically conductive lines in an electrically conductive layer of the fluidic die. The electrically conductive lines electrically connect the switches to respective actuators. A first dimension of a first electrically conductive line is different from a second dimension of a second electrically conductive line to match a first resistance of the first electrically conductive line having a first length to a second…
FLUID DISPENSING DEVICES
Granted: February 15, 2024
Application Number:
20240050974
In some examples, a fluid dispensing device includes a fluid chamber, a heating element adjacent the fluid chamber, and an orifice adjacent the fluid chamber. A ratio of an area of a surface of the heating element to an orifice area of the orifice is greater than or equal to 3, where the surface of the heating element faces the fluid chamber.
DEVICES FOR VERIFYING THE INTEGRITY OF SOFTWARE
Granted: February 8, 2024
Application Number:
20240045946
A monitoring device for verifying the integrity of a software of a memory device is disclosed. The monitoring device comprises a processor and a memory, the memory containing instructions executable by the processor, such that the processor is to; receive first information on at least one physical side-effect of a computer apparatus as a result of an instruction of a monitored software being executed by the computing apparatus. The processor is also to receive second information on the…
LIQUID ELECTROPHOTOGRAPHIC INK COMPOSITION
Granted: February 8, 2024
Application Number:
20240045351
Described herein is a liquid electrophotographic ink composition comprising a first thermoplastic resin comprising a copolymer comprising an alkylene monomer and a monomer comprising an epoxide group, and a second thermoplastic resin comprising a copolymer comprising a monomer comprising an anhydride group.
PRIMING PRINTHEADS
Granted: February 8, 2024
Application Number:
20240042779
Examples include a method for priming a printhead that comprises a bag associated with a pump. A first control signal, which corresponds to a first target pressure, is applied to the pump. Directly after the application of the first control signal, a second control signal, which corresponds to a second target pressure, is applied to the pump. The second target pressure is lower than the first target pressure.
DEVICES FOR VERIFYING THE INTEGRITY OF SOFTWARE
Granted: February 8, 2024
Application Number:
20240045946
A monitoring device for verifying the integrity of a software of a memory device is disclosed. The monitoring device comprises a processor and a memory, the memory containing instructions executable by the processor, such that the processor is to; receive first information on at least one physical side-effect of a computer apparatus as a result of an instruction of a monitored software being executed by the computing apparatus. The processor is also to receive second information on the…
LIQUID ELECTROPHOTOGRAPHIC INK COMPOSITION
Granted: February 8, 2024
Application Number:
20240045351
Described herein is a liquid electrophotographic ink composition comprising a first thermoplastic resin comprising a copolymer comprising an alkylene monomer and a monomer comprising an epoxide group, and a second thermoplastic resin comprising a copolymer comprising a monomer comprising an anhydride group.
PRIMING PRINTHEADS
Granted: February 8, 2024
Application Number:
20240042779
Examples include a method for priming a printhead that comprises a bag associated with a pump. A first control signal, which corresponds to a first target pressure, is applied to the pump. Directly after the application of the first control signal, a second control signal, which corresponds to a second target pressure, is applied to the pump. The second target pressure is lower than the first target pressure.
ELECTROPHOTOGRAPHIC INK COMPOSITIONS
Granted: February 1, 2024
Application Number:
20240036490
Described herein is a method of producing a liquid electrophotographic ink composition comprising combining a pigment with a charge director in a carrier liquid to produce a pigment dispersion; and combining a thermoplastic resin with the pigment dispersion to produce a liquid electrophotographic ink composition; wherein the charge director comprises a metal salt of a sulfonic acid. Also described herein is a method of printing the liquid electrophotographic ink composition and a…
DIGITAL MICROFLUIDIC DEVICE INCLUDING TEMPERATURE ZONES
Granted: February 1, 2024
Application Number:
20240033740
A digital microfluidic device includes an array of controllable electrode pads alignable with a fluid passageway and a control portion. The control portion is to cause electrowetting movement of a droplet within the fluid passageway through a circuit of multiple different zones of the electrode pads. The electrowetting movement is to iteratively expose the droplet within a current zone of the different zones for a selectable current time period at a current temperature of a list of…
MICROFLUIDIC PROCESSING SYSTEMS
Granted: February 1, 2024
Application Number:
20240033728
A microfluidic processing system can include a reagent delivery network including an inlet microfluidic channel fluidly coupled to an outlet microfluidic channel via a microfluidic cross-channel. The microfluidic cross-channel can include a constriction region and a reagent storage chamber. The microfluidic processing system can also include a resistor positioned along the inlet microfluidic channel at a location to redirect fluid through the constriction region and into a reagent…
REAGENT DELIVERY NETWORKS
Granted: February 1, 2024
Application Number:
20240033729
A reagent delivery network can include an inlet microfluidic channel, a microfluidic cross-channel branching off from the inlet microfluidic channel, a resistor positioned along the inlet microfluidic channel at a location to redirect fluid from the inlet microfluidic channel into the microfluidic cross-channel, and an outlet microfluidic channel having a side-wall opening connected to the microfluidic cross-channel. The outlet microfluidic channel can receive fluid from the microfluidic…
DIGITAL MICROFLUIDIC DEVICE INCLUDING TEMPERATURE ZONES
Granted: February 1, 2024
Application Number:
20240033740
A digital microfluidic device includes an array of controllable electrode pads alignable with a fluid passageway and a control portion. The control portion is to cause electrowetting movement of a droplet within the fluid passageway through a circuit of multiple different zones of the electrode pads. The electrowetting movement is to iteratively expose the droplet within a current zone of the different zones for a selectable current time period at a current temperature of a list of…
SPITTING OPERATIONS FOR PRINTHEADS
Granted: February 1, 2024
Application Number:
20240034067
In some examples, a controller can include a processing resource and a memory resource storing instructions to cause the processing resource to determine a reservoir for a spitting operation of a printhead in an imaging device based on predetermined reservoir data, determine a spit type for the spitting operation of the printhead, and cause the spitting operation to occur in the reservoir using the determined spit type.
ADJUSTING MEDIA POSITIONS BASED ON READ MEDIA ADVANCEMENTS AND PREDICTIONS
Granted: February 1, 2024
Application Number:
20240034078
A printing apparatus is disclosed herein. The apparatus comprises a platen to hold a media thereon, the media moveable along a media path direction; a displacement mechanism to move the media over the platen and along the media path direction; a media advancement prediction based on an operational parameter a media path direction; a displacement mechanism to move the of the displacement mechanism; determine a read media advancement corresponding to the media advancement prediction;…
ANALOG PARAMETER MONITOR
Granted: February 1, 2024
Application Number:
20240036088
An example computing device comprises a memory storing software, and a processor to, identify an expected parameter value range of a plurality of expected parameter value ranges of a hardware component of the computing device, the expected parameter value range corresponding to a set operating mode of the hardware component; compare an analog parameter value of the hardware component to the identified expected parameter value range; and determine whether the analog parameter value is…
ANALOG PARAMETER MONITOR
Granted: February 1, 2024
Application Number:
20240036088
An example computing device comprises a memory storing software, and a processor to, identify an expected parameter value range of a plurality of expected parameter value ranges of a hardware component of the computing device, the expected parameter value range corresponding to a set operating mode of the hardware component; compare an analog parameter value of the hardware component to the identified expected parameter value range; and determine whether the analog parameter value is…
ADJUSTING MEDIA POSITIONS BASED ON READ MEDIA ADVANCEMENTS AND PREDICTIONS
Granted: February 1, 2024
Application Number:
20240034078
A printing apparatus is disclosed herein. The apparatus comprises a platen to hold a media thereon, the media moveable along a media path direction; a displacement mechanism to move the media over the platen and along the media path direction; a media advancement prediction based on an operational parameter a media path direction; a displacement mechanism to move the of the displacement mechanism; determine a read media advancement corresponding to the media advancement prediction;…
SPITTING OPERATIONS FOR PRINTHEADS
Granted: February 1, 2024
Application Number:
20240034067
In some examples, a controller can include a processing resource and a memory resource storing instructions to cause the processing resource to determine a reservoir for a spitting operation of a printhead in an imaging device based on predetermined reservoir data, determine a spit type for the spitting operation of the printhead, and cause the spitting operation to occur in the reservoir using the determined spit type.
