Quantum Patent Applications

INTEGRATED SENSOR FOR LIFETIME CHARACTERIZATION

Granted: March 21, 2024
Application Number: 20240096924
Aspects of the technology described herein relate to improved semiconductor-based image sensor designs. In some embodiments, an integrated circuit may comprise a photodetection region and a drain region electrically coupled to the photodetection region, and the photodetection region may be configured to induce an intrinsic electric field in a direction from the photodetection region to the drain region(s). In some embodiments, a charge storage region and the drain region may be…

SUPERCONDUCTING COIL APPARATUS, SUPERCONDUCTING ACCELERATOR, AND PARTICLE BEAM THERAPY APPARATUS

Granted: March 21, 2024
Application Number: 20240096534
According to one embodiment, a superconducting coil apparatus comprising at least one superconducting coil formed of a plurality of turns under a definition that one turn is a portion of a superconducting wire annularly wound for one round, wherein: the superconducting coil has a shape along an outer peripheral surface of a tubular structure having a tubular shape; each of the plurality of turns has a coil longitudinal portion extending along an axial direction of the tubular structure;…

METHOD AND APPARATUS FOR CONSTRUCTING QUANTUM CIRCUIT CORRESPONDING TO LINEAR FUNCTION

Granted: March 21, 2024
Application Number: 20240095571
Disclosed are a method and an apparatus for constructing a quantum circuit corresponding to a linear function. The method includes: adding an independent variable of a target linear function on a first qubit; obtaining a second qubit for outputting the target linear function, adding a parametric quantum logic gate acting on the second qubit, and controlling the parametric quantum logic gate by using the first qubit; and determining a parameter value of the parametric quantum logic gate…

BACKSIDE ILLUMINATED STRUCTURES WITH PARALLEL CHARGE TRANSFER

Granted: March 14, 2024
Application Number: 20240088178
In some embodiments, an integrated circuit includes multiple charge storage regions configured to receive charge carriers from a photodetection region in response to a single excitation of a sample. In some embodiments, an integrated circuit includes first and second charge transfer paths configured to electrically couple a photodetection region to first and second charge storage regions, with the second charge transfer path bypassing the first charge storage region. In some embodiments,…

Quantum Circuit-Based Value-at-Risk Estimation Method, Device, Medium and Electronic Device

Granted: March 14, 2024
Application Number: 20240086750
Disclosed is a quantum circuit-based value-at-risk estimation method, device, medium and electronic device, which represents correspondingly sampled value fluctuation ratios and fluctuation ratio probabilities based on the N target qubits, then builds a corresponding quantum circuit based on the target qubits, obtains every target probability whose value fluctuation ratio is less than a fluctuation ratio reference value through the quantum circuit, then determines the target value…

FLEX PLATE MOUNT FOR HIGH PRESSURE TANK

Granted: March 14, 2024
Application Number: 20240084973
The present disclosure provides mounting plates having a mounting portion adjacent to a plurality of fastening regions and a flexing portion adjacent to a mounting feature. The fastening regions can be connected to a frame system. The mounting feature can be connected to an end of a pressurized tank. The end of the pressurized tank can move relative to the frame system and the mounting plate can flex such that the flexing portion moves out of the plane of the fastening region to…

RECOVERY METHOD OF Ra-226, PRODUCTION METHOD OF Ra-226 SOLUTION, AND PRODUCTION METHOD OF Ac-225 SOLUTION

Granted: March 14, 2024
Application Number: 20240084419
One aspect of the present invention relates to a recovery method of 226Ra, and the recovery method of 226Ra includes a step (A1) of immersing a solid-state 226Ra containing substance and a carrier having a function of adsorbing 226Ra ions in a processing solution, and then irradiating the processing solution with ultrasonic waves.

COMPOUNDS FOR IMAGING TAU PROTEINS THAT ACCUMULATE IN THE BRAIN

Granted: March 14, 2024
Application Number: 20240083893
The present invention provides a compound represented by the following formula (I), a pharmaceutically acceptable salt thereof, or a solvate thereof: wherein: R1 and R2 are each separately selected from the group consisting of hydrogen, alkyl, alkenyl, acyl, and hydroxyalkyl; R3 is hydrogen or halogen; ring A is a benzene ring or a pyridine ring; ring B is selected from the group consisting of the following formulas (i), (ii), (iii), and (iv): in the formula (ii), Ra…

COMPACT MODE-LOCKED LASER MODULE

Granted: March 7, 2024
Application Number: 20240079843
Apparatus and methods for producing ultrashort optical pulses are described. A high-power, solid-state, passively mode-locked laser can be manufactured in a compact module that can be incorporated into a portable instrument. The mode-locked laser can produce sub-50-ps optical pulses at a repetition rates between 200 MHz and 50 MHz, rates suitable for massively parallel data-acquisition. The optical pulses can be used to generate a reference clock signal for synchronizing data-acquisition…

TECHNIQUES FOR IDENTIFYING ISSUES RELATED TO DIGITAL INTERACTIONS ON WEBSITES

Granted: March 7, 2024
Application Number: 20240080355
Techniques are described herein for identifying issues related to digital interactions. For example, a detection system may be provided to analyze suspect sessions to determine if one or more stages associated with the suspect sessions are underperforming compared to corresponding stages associated with similar sessions. The detection system may provide a user interface that allows a user to select one or more attributes that may be associated with one or more sessions. Selection of the…

Tunable Coupler, Calibrating Method and Device for the Tunable Coupler, and Quantum Controlling System

Granted: March 7, 2024
Application Number: 20240077524
Disclosed are a tunable coupler, a calibrating method and device for the tunable coupler, a quantum controlling system, and a readable storage medium. The calibrating method does not directly characterize the frequency of the tunable coupler. Instead, it biases magnetic flux of the tunable coupler (i.e., biasing voltage and pulse voltage) so as to complete calibration of the tunable coupler and obtain a work point of the tunable coupler where the effective coupling of the tunable coupler…

TISSUE-STIMULATING METHOD USING FREQUENCY SCANNING OF ELECTRIC AND MAGNETIC FIELDS

Granted: March 7, 2024
Application Number: 20240075288
This disclosure corresponds to methods and devices for tissue stimulation with electromagnetic fields by frequency scan, wherein the frequency scan refers to varying the electromagnetic field applied to a tissue via increments in frequency deltas while adapting to a tissue impedance response feedback. In addition, some methods of this disclosure allow determination of stimulation frequency bands so as to focus stimuli in said bands until the tissue impedance response returns to a…

METHOD FOR DETERMINING CROSSTALK OF QUANTUM BITS, QUANTUM CONTROL SYSTEM, AND QUANTUM COMPUTER

Granted: February 29, 2024
Application Number: 20240070513
Provided are a method for determining crosstalk of qubits, a quantum control system, and a quantum computer. The method includes: performing a Ramsey experiment on a first qubit, where between two X/2 quantum logic gates in the Ramsey experiment, first and second electrical signals are applied to first and second qubits, adjusting an amplitude of the second electrical signal for multiple times so that the second qubit causes a crosstalk effect on the first qubit, and acquiring a…

SPIN STATE READOUT DEVICE OF QUANTUM SENSOR AND SPIN STATE READOUT METHOD

Granted: February 29, 2024
Application Number: 20240069127
A spin state readout device of a quantum sensor. The quantum sensor has spin-manipulable electrons. The spin state readout device includes: a pumping unit configured to emit a first laser to the quantum sensor to polarize the electron spin state of the quantum sensor; a probing unit configured to emit a second laser to the quantum sensor to make the spin-polarized quantum sensor in an excited state; a signal receiving unit configured to receive fluorescence photons emitted from the…

METHOD AND DEVICE FOR CALIBRATING FREQUENCY OF SUPERCONDUCTING QUBIT, AND READABLE STORAGE MEDIUM

Granted: February 29, 2024
Application Number: 20240069079
Disclosed are a method and a device for calibrating a frequency of a superconducting qubit, and a readable storage medium, applying the microwave signal to the superconducting qubit and obtaining the initial oscillation frequency; then determining, based on the difference between the initial oscillation frequency and the first frequency, whether the frequency of the superconducting qubit has drifted or not; adjusting the magnitude of the first voltage applied on the superconducting qubit…

DATA ACQUISITION CONTROL FOR ADVANCED ANALYTIC INSTRUMENTS HAVING PULSED OPTICAL SOURCES

Granted: February 29, 2024
Application Number: 20240068943
Instrument control and data acquisition in advanced analytic systems that utilize optical pulses for sample analysis are described. Clocking signals for data acquisition, data processing, communication, and/or other data handling functionalities can be derived from an on-board pulsed optical source, such as a passively mode-locked laser. The derived clocking signals can operate in combination with one or more clocking signals from a stable oscillator, so that instrument operation and…

HIGH INTENSITY LABELED REACTANT COMPOSITIONS AND METHODS FOR SEQUENCING

Granted: February 29, 2024
Application Number: 20240068027
Compositions useful for the detection of single molecules in a sample are provided. In some aspects, the disclosure provides a nucleic acid connected to a nucleotide and two or more luminescent labels. In some embodiments, the nucleic acids described herein comprise one or more structural features that provide enhanced fluorescence intensity. In some aspects, methods of sequencing using the labeled nucleotides of the disclosure are provided.

Changing Samples in a Magnetic Resonance System

Granted: February 22, 2024
Application Number: 20240061057
In a general aspect, a sample holder has multiple sample containers. In some instances, the sample holder can be received into a resonator package in a primary magnetic field of a magnetic resonance system. The resonator package includes a resonator configured to interact with a sample in a sample region. The sample holder includes a first sample and a calibration sample. The position of the sample holder relative to the resonator is calibrated. After calibrating the position of the…

System and Method for Quantum Key Distribution

Granted: February 22, 2024
Application Number: 20240064010
A system for quantum key distribution includes a first data processing device; a second data processing device; and a transmission line extending between the first data processing device and the second data processing device. The transmission line comprises an inner optical fiber, a shielding layer surrounding the inner optical fiber, and an outer optical fiber surrounding the shielding layer. The first data processing device and the second data processing device are configured to…

BARIUM TITANATE FILMS HAVING REDUCED INTERFACIAL STRAIN

Granted: February 22, 2024
Application Number: 20240063146
A wafer includes a silicon layer, a first dielectric layer on the silicon layer, and a ferroelectric layer on the first dielectric layer. The ferroelectric layer defines one or more gaps between portions of the ferroelectric layer. The wafer also includes a second dielectric layer on the ferroelectric layer and disposed within the one or more gaps.