Quantum Patent Grants

Garbage collection and defragmentation for solid state drives (SSD) and shingled magnetic recording (SMR) drives

Granted: August 15, 2017
Patent Number: 9734051
Example apparatus and methods provide improved reclamation, garbage collection (GC) and defragmentation (defrag) for data storage devices including solid state drives (SSD) or shingled magnetic recording (SMR) drives. An erasure code (EC) layer that facilitates logically or physically erasing data from the SSD or SMR as a comprehensive GC or defrag is added to the SSD or SMR. Erased data may be selectively recreated from the EC layer as needed. Pre-planned EC write zones may be…

Moving-body tracking device for radiation therapy, irradiation region determining device for radiation therapy, and radiation therapy device

Granted: August 8, 2017
Patent Number: 9724540
A radiation therapy apparatus includes a radiation irradiation unit 35, an X-ray imaging unit 36, a CT imaging device 37, a treatment planning device 38, and a controller 10. The controller 10 includes a CT image deformation amount calculation unit 11, a shape calculation unit 12, an irradiation region determining unit 13, an X-ray image deformation amount calculation unit 14, a position calculation unit 15, a template matching unit 16, a comparison unit 17, a correction unit 18, and an…

Dynamically controlling erasure code distribution in an object store

Granted: August 8, 2017
Patent Number: 9727437
Example apparatus and methods monitor conditions in an object storage system. The conditions monitored may include a load balance measure in the system, a capacity balance measure in the system, a fault tolerance measure in the system, or a usage pattern measure in the system. A distribution plan or redistribution plan for storing or moving erasure codes in the object storage system may be determined based on the conditions. The distribution plan or the redistribution plan for the…

Laser system with partial reflector

Granted: August 1, 2017
Patent Number: 9720242
A laser system comprising a laser configured to emit a laser beam wherein the laser beam is linearly polarized in a polarization plane and an optical assembly comprising a partial reflector having a refractive index and comprising a partially reflective surface. The partially reflective surface is arranged to receive the laser beam at an angle of incidence which lies in a plane of incidence and reflect a portion of the laser beam such that the reflected portion is output from the optical…

Tanks forming rack superstructure

Granted: July 18, 2017
Patent Number: 9707841
A support structure which includes tank formed rack comprising at least two modules affixed to each other via attached bases and a method of reduced weight storage of fuel tanks also for use in motor vehicles wherein the fuel tanks via attached bases are used to form a portion of the rack superstructure.

Plasma powder sterilization apparatus and methods

Granted: July 4, 2017
Patent Number: 9694095
Systems and methods for plasma sterilization are described. The sterilization method includes placing a substance to be sterilized in a rotating chamber (e.g., drum) and exposing the substance to a radio frequency (RF) plasma. The mixing of the substance and plasma is further promoted by generating a magnetic field that produces a force on the substance in a direction opposite to the rotational direction of the chamber. In other aspects, the chamber may have a gas permeable wall. In…

Integrated device for temporal binning of received photons

Granted: July 4, 2017
Patent Number: 9696258
An integrated circuit includes a photodetection region configured to receive incident photons. The photodetection region is configured to produce a plurality of charge carriers in response to the incident photons. The integrated circuit also includes at least one charge carrier storage region. The integrated circuit also includes a charge carrier segregation structure configured to selectively direct charge carriers of the plurality of charge carriers into the at least one charge carrier…

Presenting a file system for a file containing items

Granted: July 4, 2017
Patent Number: 9697085
What is disclosed is a method of operating a volume access system. The method includes processing at least a first file to generate a file system view of the first file comprising a plurality of items within the first file, and providing the file system view of the first file over a network interface as a hierarchical data volume. The method also includes receiving an access request for a requested item of the hierarchical data volume over the network interface, and in response,…

Nanostructured materials for electrochemical conversion reactions

Granted: June 27, 2017
Patent Number: 9692039
The disclosure is related to battery systems. More specifically, embodiments of the disclosure provide a nanostructured conversion material for use as the active material in battery cathodes. In an implementation, a nanostructured conversion material is a glassy material and includes a metal material, one or more oxidizing species, and a reducing cation species mixed at a scale of less than 1 nm. The glassy conversion material is substantially homogeneous within a volume of 1000 nm3.

Data deduplication with adaptive erasure code redundancy

Granted: June 27, 2017
Patent Number: 9692452
Example apparatus and methods combine erasure coding with data deduplication to simultaneously reduce the overall redundancy in data while increasing the redundancy of unique data. In one embodiment, an efficient representation of a data set is produced by deduplication. The efficient representation reduces duplicate data in the data set. Redundancy is then added back into the data set using erasure coding. The redundancy that is added back in adds protection to the unique data…

Method for reliable and efficient filesystem metadata conversion

Granted: June 20, 2017
Patent Number: 9684677
A method for converting metadata in a hierarchical configuration within a filesystem from a first format to a second format includes reading metadata in the first format within the hierarchical configuration; writing the metadata from the hierarchical configuration into a flat file; and writing the metadata back into the hierarchical configuration, the metadata being in the second format. The method can also include increasing the size of each of a first inode and a second inode within a…

Multiwavelength quantum cascade laser via growth of different active and passive cores

Granted: June 20, 2017
Patent Number: 9685766
Disclosed is a method of forming a laser source capable of producing mid-IR laser radiation comprises growing a first core structure on a substrate, etching away the first core structure in one or more locations, and growing a second core structure on the substrate. At least one of the core structures comprises a quantum cascade gain medium emitting at a frequency within the range from 3-14 ?m. Also disclosed is a laser source capable of producing mid-IR laser radiation comprising a…

Integrated device with external light source for probing detecting and analyzing molecules

Granted: June 13, 2017
Patent Number: 9678012
System and methods for analyzing single molecules and performing nucleic acid sequencing. An integrated device includes multiple pixels with sample wells configured to receive a sample, which when excited, emits radiation. The integrated device includes at least one waveguide configured to propagate excitation energy to the sample wells from a region of the integrated device configured to couple with an excitation energy source. A pixel may also include at least one element for directing…

Systems and methods for acquiring and characterizing time varying signals of interest

Granted: June 13, 2017
Patent Number: 9678231
Methods or systems for identifying seismic or acoustic signals of interest originating with moving motorized vehicles or footstep movement or stationary or moving machinery. A related system for monitoring an area includes a plurality of sensing devices each comprising a frame and a piezo-electric sensor element. A monitoring device is coupled to receive information from each of the sensing devices. One method includes providing a processing chain coupled to receive signal data from a…

Liquefier with pressure-controlled liquefaction chamber

Granted: June 6, 2017
Patent Number: 9671159
A liquefier includes a Dewar having a storage portion and a neck portion extending therefrom. A hermetically isolated liquefaction chamber is disposed within the neck of the Dewar. One or more control components including a temperature and pressure sensor are coupled to a CPU and disposed within the liquefaction chamber for dynamic control of liquefaction conditions. A gas flow control is coupled to the CPU for regulating an input gas flow into the liquefaction chamber. A volume…

Processing quantum information

Granted: May 30, 2017
Patent Number: 9663358
A quantum information processor can include a control system and a system of processor nodes. Each of the processor nodes can include multiple qubits and an actuator. The control system can manipulate the qubits of multiple processor nodes based on cross-node quantum interactions between the qubits. In some instances, the control system may perform multi-qubit quantum gates on qubits of different processor nodes based on the cross-node quantum interactions. Within each processor node,…

Software, systems, and methods for enhanced replication within virtual machine environments

Granted: May 30, 2017
Patent Number: 9665582
Software, systems, and methods are disclosed herein for enhanced updating of replica storage volumes within virtual machine environments. A first group of data blocks of a plurality of data blocks on an underlying storage volume that have changed are identified. A second group of data blocks of the first group of data blocks that are live are identified. Changed data items associated with the second group of data blocks are identified. An ancillary process is initiated on the changed…

Composite electrodes for lithium ion battery and method of making

Granted: May 30, 2017
Patent Number: 9666870
A method for making a composite electrode for a lithium ion battery comprises the steps of: preparing a slurry containing particles of inorganic electrode material(s) suspended in a solvent; preheating a porous metallic substrate; loading the metallic substrate with the slurry; baking the loaded substrate at a first temperature; curing the baked substrate at a second temperature sufficient to form a desired nanocrystalline material within the pores of the substrate; calendaring the cured…

Method for allocating communication key based on android intelligent mobile terminal

Granted: May 30, 2017
Patent Number: 9668127
Disclosed is a method for allocating a communication key based on an Android intelligent mobile terminal. By establishing a universal secret communication platform on the bottom layer of an Android operating system, an intelligent mobile terminal is equipped with the functions of being able to interact with a secret communication support network, receiving a two-level key and using a received service key after decrypting same, thereby being able to provide universal bottom-layer support…

Mobile secret communications method based on quantum key distribution network

Granted: May 16, 2017
Patent Number: 9654287
A mobile secret communications method based on a quantum key distribution network, comprises the following steps: a mobile terminal registering to access the network and establishing a binding relationship with a certain centralized control station in the quantum key distribution network; after a communication service is initiated, the mobile terminals participating in the current communication applying for service keys from the quantum key distribution network; the quantum key…