Hewlett-Packard Patent Grants

Determining a print media malfunction condition

Granted: January 17, 2017
Patent Number: 9545790
Examples of the method may comprise providing a print media under a printhead of the printing system, obtaining an actual height profile signal, related to a height between the printhead and the print media, based on measurements taken at a plurality of positions across the width of the media during at least one pass, comparing said actual height profile signal to an earlier height profile signal, obtained based on measurements taken at said plurality of positions across the width of the…

Low grammage recording medium

Granted: January 17, 2017
Patent Number: 9545810
The present disclosure provides low grammage recording media, and associated methods and systems. In one example, a low grammage recording medium can comprise a raw base paper having a basis weight of 65 gsm or less, the raw base paper comprising wood fiber and 2 wt % to 10 wt % filler including calcium carbonate. A surface treatment solution is applied to the raw base paper and comprises a surface sizing agent and 3 wt % to 15 wt % calcium carbonate.

Printing media

Granted: January 17, 2017
Patent Number: 9546063
An example method for printing in accordance with the present disclosure is provided. The method comprises detecting a selection of a manual mode for a print job, detecting that a stacker is in a manual mode condition, printing the print job and outputting the print job to the stacker.

Fluid sets for printing

Granted: January 17, 2017
Patent Number: 9546293
The present disclosure sets forth a fluid set and a method of wet-on-wet printing. The fluid set can comprise an analog pretreatment fluid including water, latex, and a salt; and a first and second inkjet ink each comprising water, pigment, a solvent system, and a surfactant system. The analog pretreatment fluid can be prepared to have a surface tension from 32 dynes/cm to 40 dynes/cm. The first inkjet ink can have a surface tension ranging from 2 dynes/cm greater than the surface…

Surface treatment composition

Granted: January 17, 2017
Patent Number: 9546451
A surface treatment composition includes a solution having a pH within a range of above 4 to 8 that includes metal cations produced in situ from a metal-containing substance having a Ksp no greater than 1×10?6 in a reaction with an acid having a pKa in a range of ?3.0 to +3.5. The composition further includes an agent mixed with the solution that is either a surface sizing agent or a coating agent used on a paper substrate. A print media includes the composition applied to a paper…

Inks for liquid electrophotography

Granted: January 17, 2017
Patent Number: 9547248
A method of manufacturing a liquid electrophotographic ink includes: mixing a pigment with a resin powder; and microfluidizing the mixture together with a carrier fluid in a microfluidizer in a number of passes to form a concentrated ink containing composite particles.

Electrostatic printing

Granted: January 17, 2017
Patent Number: 9547260
Disclosed herein is a method for electrostatic printing, wherein the method comprises (a) providing an ink composition comprising particles comprising a resin, wherein the ink composition contains less than 0.3 mg of charge director per g of solids in the ink composition; (b) passing the ink composition between a first electrode and a developer roller, wherein sufficient potential is applied between the developer roller and the electrode such that the resin particles are charged and…

Printing assembly

Granted: January 17, 2017
Patent Number: 9547271
The present invention provides a printing assembly which includes a printing drum such as an impression drum, a pair of eccentric bearings between and on which the drum is mounted for rotation, a pair of self aligning bearings on which the eccentric bearings are supported, and a pair of frameless motors directly connected to the eccentric bearings in order to effect the rotation thereof through closed loop feedback control, in order to facilitate the automatic and accurate control of…

System and method for safely updating thin client operating system over a network

Granted: January 17, 2017
Patent Number: 9547345
A method for updating a thin client image includes the steps of writing a service operating system (OS) from a network device to limited capacity memory of a thin client device, writing a large part of a new image from the network to the memory of the thin client in a series of portions, without writing over the service OS, and writing a final small part of the new image over the service OS.

Network powered device

Granted: January 17, 2017
Patent Number: 9547350
Example embodiments disclosed herein relate to determining whether power is supplied at a power level to a network powered device. A network connector can be used to provide power and communications to the network powered device. The network powered device can represent itself to power sourcing equipment as a device using power at the power level. An indicator indicates whether power is supplied at the power level.

Sensor on side of computing device

Granted: January 17, 2017
Patent Number: 9547378
In one implementation, a housing has a first surface and a second surface. A first side may be between the first surface and the second surface. An input device on may be on the first surface. A sensor on the first side may generate data representing an object detected by the sensor. A controller may process the data and control movement of the cursor on a display when the controller determines that the object is in the shape of a hand in a grip form.

Allocating mass storage to a logical server

Granted: January 17, 2017
Patent Number: 9547455
Mass storage is allocated to a logical server. The logical server is deployed to a real server.

System and method for printing

Granted: January 17, 2017
Patent Number: 9547462
Systems and methods for printing with multiple print settings are described herein. In one implementation, the method of printing with multiple print settings comprises receiving a job file indicative of a print assignment comprising a plurality of pages, wherein at least one of the plurality of pages has a different print setting. The method further comprises analyzing the job file to determine page settings for each of the plurality of page assignments. A print job is generated for…

Convert a gesture

Granted: January 17, 2017
Patent Number: 9547515
A profile store can include a guest profile. A converter can be in the control domain. The converter can convert a gesture detected on a touch input device to a domain input for the guest domain. The guest profile for the guest domain can be used for the conversion.

Computing device including a printed circuit board and a docking port

Granted: January 17, 2017
Patent Number: 9547620
A computing device including a printed circuit board. A docking port coupled to the printed circuit board. Wherein the docking port can receive a docking connector that either passes through an aperture in the printed circuit board or passes by the edge of the printed circuit board.

File upload based on hash value comparison

Granted: January 17, 2017
Patent Number: 9547709
A server determines whether a the stored on a computing device matches a file stored on the server by comparing hash values for a first portion of the files. Based on the comparing, the server determines whether to upload the first portion of the file. The server uploads second portion of the file. The server generates the file for download by appending the first portion of the file stored on the server to the second portion of the file uploaded from the computing device.

Validating a type of a peripheral device

Granted: January 17, 2017
Patent Number: 9547765
A plurality of virtual domains are isolated from one another by a virtual machine monitor (VMM), the plurality of virtual domains including a first guest domain and a privileged domain. Peripheral related instructions are isolated from the first guest domain. The privileged domain is to cause execution of the peripheral related instructions, where the peripheral related instructions upon execution validate a type of the peripheral device.

Promoting wireless local area network (WLAN) roaming

Granted: January 17, 2017
Patent Number: 9549357
The present disclosure describes promoting roaming of a wireless terminal in a wireless local area network (WLAN). The AP obtains signal quality and/or data transmission quality of the wireless terminal periodically, and determines whether the obtained signal quality and/or data transmission quality of the wireless terminal satisfies a predetermined threshold. Upon determining that the predetermined threshold is not satisfied, the AP proactively sends a probe response frame to the…

Printing on a media web

Granted: January 10, 2017
Patent Number: 9539829
According to an example, printing on a media web may include outputting a first instruction to print a first frame on the media web. A first encoder count of an encoder may be determined between a first alignment mark and an end of frame for the first frame. Additionally, a second encoder count of the encoder may be determined between the first alignment mark for the first frame and a second alignment mark for a second frame. A difference value may then be calculated between the first…

Calibration apparatus

Granted: January 10, 2017
Patent Number: 9539835
A calibration apparatus is disclosed herein. An example includes a printing mechanism, a media control mechanism, a sensor, and a processor. The processor controls the printing mechanism to print a first pattern of first elements on a print medium and a second pattern of second elements on the print medium that are interleaved with the first elements. The processor also actuates the media control mechanism to advance the print medium, determines a centroid of at least one of the first…