Hewlett-Packard Patent Grants

Cooling system for an electronic circuit module

Granted: May 2, 2023
Patent Number: 11641727
Examples described herein relate to cooling system for an electronic circuit module. The cooling system includes a frame disposable on the electronic circuit module and comprising a plurality of compartments defined by compartment walls. The cooling system further includes a plurality of cold plates disposed in the plurality of compartments of the frame and in thermal contact with the electronic circuit module, wherein the plurality of cold plates includes one or more passages to allow…

Hashing values using salts and peppers

Granted: May 2, 2023
Patent Number: 11641281
In some examples, a management controller includes a communication interface to communicate with a computing device, where the management controller is separate from a processor of the computing device. The management controller includes a management processor to receive, from the computing device, a first hash value that is based on a first hash function applied on an input value and a salt, generate a second hash value based on applying a second hash function on the first hash value…

Distributing matrix multiplication processing among processing nodes

Granted: May 2, 2023
Patent Number: 11640443
Based on a predetermined number of available processor sockets, a plurality of candidate matrix decompositions are identified, which correspond to a multiplication of matrices. Based on a first comparative relationship of a variation of first sizes of the plurality of candidate matrix decompositions along a first dimension and a second comparative relationship of a variation of second sizes of the plurality of candidate matrix decomposition sizes along a second dimension, a given…

System reset using a controller

Granted: May 2, 2023
Patent Number: 11640312
In some examples, a storage medium stores information relating to reset ports associated with respective virtual machines (VMs) of a plurality of VMs. A controller detects, based on the information, an activation of a first reset port associated with a first VM of the plurality of VMs. In response to the detecting, the controller provides an indication of the activation of the first reset port to a hypervisor that is separate from the controller, the indication to cause the hypervisor to…

Computational configuration and multi-layer cluster analysis

Granted: May 2, 2023
Patent Number: 11640306
Systems and methods are provided for computationally configuring computing devices and performing multi-layer cluster analysis. For example, the system can identify multiple layers of clusters of devices (e.g., shared hardware configuration, shared application configuration, number of applications, etc.) in a large scale infrastructure environment automatically. For each layer of the clusters of devices, parameters of these devices are provided to a machine learning model to produce an…

Imaging system with polishing control

Granted: May 2, 2023
Patent Number: 11640132
An imaging system includes an image carrier, a charging device to form a toner image by charging a surface of the image carrier, a polishing roller, and a control device. A discharge product is generated on the surface of the image carrier as a result of charging the image carrier, and the polishing roller polishes the discharge product generated on the surface of the image carrier. The control device controls a polishing operation of the polishing roller in response to one or more…

Side exits for multi-pass dryers

Granted: May 2, 2023
Patent Number: 11639826
In example implementations, a printing device is provided. The printing device includes a printer module, a plurality of dryer modules, and a side exit unit. The printer module is to print on a continuous web of print media. The plurality of dryer modules is located downstream from the printer module. The continuous web of print media is fed in a wrap-around direction from an outermost dryer module to a center dryer module. The side exit unit is coupled to the center dryer module to…

White ink

Granted: May 2, 2023
Patent Number: 11639448
The present disclosure provides a white ink comprising an aqueous ink vehicle, a white colorant, and latex particles. The colorant can consist essentially of metal oxide particles present at from 2 wt % to 50 wt %, can have an average particle size from 100 nm to 1000 nm, and can have a high refractive index from 1.8 to 2.8. The latex can be present in the ink at from 2 wt % to 20 wt %, can have a glass transition temperature from 0° C. to 130° C., and can have a low refractive index…

Onboarding for cloud-based management

Granted: April 25, 2023
Patent Number: 11637822
In some examples, a cloud-based management system receives information identifying electronic devices to be onboarded for cloud-based management by the cloud-based management system, receives, from a first electronic device, a request to establish a secure connection between the cloud-based management system and the first electronic device, and receives, from the first electronic device, a certificate. The cloud-based management system confirms, based on information in the certificate…

Detection of security intrusion in a computing system

Granted: April 25, 2023
Patent Number: 11637842
Some examples relate to detecting a security intrusion in a computer system. In an example, the detection of the security intrusion may be performed by analyzing a plurality of log records generated corresponding to a plurality of milestone actions performed during invocation of an operation on the computing system, based on a rule-set. Upon detection of a deviation in the plurality of log record from the rule-set, a security action is performed.

Large format printer

Granted: April 25, 2023
Patent Number: D984528

Application classification distribution to network devices

Granted: April 25, 2023
Patent Number: 11637779
Some examples relate to distributing application classification entries to network devices. An example includes receiving, by a processing resource in a cloud computing system, an application classification entry for an application from respective network devices on a network. The application classification entry may comprise a given application identifier for identifying the application and control information for routing a network packet originating from the application. For the given…

Data structure measurement comparison

Granted: April 25, 2023
Patent Number: 11636209
A system comprising an inner kernel of an operating system (OS) running at a higher privilege level than an outer kernel of the OS, the inner kernel to measure a data structure in a memory; a device including a measurement engine to measure the data structure in the memory, wherein the device operates independently of the OS; and a trusted execution environment including an application to compare measurements from the inner kernel and the measurement engine.

Pre-trained software containers for datacenter analysis

Granted: April 25, 2023
Patent Number: 11635983
Examples described relate to using pre-trained software containers for datacenter analysis. In an example, an onsite computing device may discover devices that are part of a datacenter. The onsite computing device may create a relationship amongst a group of devices, based on a criterion. The onsite computing device may download a pre-trained software container to each device of the group from a cloud system. A pre-trained software container is specific to each device the pre-trained…

Printer identifying characteristics

Granted: April 25, 2023
Patent Number: 11635926
Examples disclosed herein relate to capturing an identifying characteristic of a printer, displaying a plurality of documents suitable for printing on the printer, receiving a selection of at least one document of the plurality of documents suitable for printing on the printer, and causing the selected at least one document to be delivered to the printer according to the identifying characteristic.

Printing error detection

Granted: April 25, 2023
Patent Number: 11635924
There is disclosed a device, method and program, wherein the method comprises detecting a power increase, during which power usage increases by at least a threshold amount over an expected power usage during movement of a printer carriage over a print medium along a scan axis. The increase method further comprises detecting a location of the printer carriage at a time of the detected power usage increase and determining, based on the detected location of the printer carriage, whether the…

Dynamic OCP adjustment

Granted: April 25, 2023
Patent Number: 11635798
An example computing system may include computer module bays, a power subsystem to supply power to computer modules installed in the computer module bays, and a system controller. The power subsystem may also implement overcurrent protection (OCP) based on an OCP threshold parameter. The system controller may include dynamic OCP adjustment logic that repeatedly updates the OCP threshold parameter during normal operation of the computing system. The dynamic OCP adjustment logic may update…

Fluid actuators connected to field effect transistors

Granted: April 25, 2023
Patent Number: 11633949
Examples include a fluidic die. The fluidic die comprises an array of field effect transistors. Connecting members electrically connect at least some of the field effect transistors of the array of field effect transistors, and the field effect transistors of the array are arranged into respective sets of field effect transistors. The fluidic die further comprises a first fluid actuator connected to a first set of field effect transistors having a first number of field effect…

Removable cassette for 3D printers

Granted: April 25, 2023
Patent Number: 11633915
In example implementations, an apparatus includes a housing, a movable base, a tab portion and a coupling mechanism. The housing is comprised of a microwave transparent material. The movable base is coupled to the housing to receive build material that is digitally printed. The tab portion is coupled to a bottom portion of at least one wall of the housing. The tab portion stops the movable base. The coupling mechanism is coupled to the housing to removably attach the apparatus to a three…

Three-dimensional (3D) printing

Granted: April 25, 2023
Patent Number: 11633782
In a three-dimensional printing method example, a liquid functional agent is selectively applied. The liquid functional agent includes an alloying agent. A metallic build material is applied. The liquid functional agent is selectively applied before the metallic build material, after the metallic build material, or both before and after the metallic build material. The liquid functional agent patterns the metallic build material to form a composite layer. At least some of the metallic…