Quantum Patent Applications

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…

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.

ROTATIONAL-BASED ADJUSTABLE OPTICAL MOUNT

Granted: February 22, 2024
Application Number: 20240061209
The present disclosure provides improvements to adjustable optical mounts that increase the stability of the optical mount alignment while providing for the alignment to be easy adjusted. Various aspects of the present disclosure related to an optical mount for adjusting the position of an optical component, the optical mount comprising: a front plate comprising a front surface, a back surface, and a shaft, wherein the front surface is configured to support the optical component, and the…

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…

APPARATUS AND METHODS FOR GENERATING NON-GAUSSIAN STATES FROM GAUSSIAN STATES

Granted: February 15, 2024
Application Number: 20240053615
An apparatus includes an optical circuit having at least one reconfigurable beamsplitter and is configured to receive a plurality of input optical modes in a Gaussian state and generate a plurality of output optical modes. The apparatus also includes at least one detector optically coupled with the optical circuit and configured to perform a non-Gaussian measurement of a first output optical mode from the plurality of output optical modes. The non-Gaussian measurement of the first output…

INTEGRATED CIRCUIT WITH SEQUENTIALLY-COUPLED CHARGE STORAGE AND ASSOCIATED TECHNIQUES

Granted: February 8, 2024
Application Number: 20240044703
Described herein are techniques that improve the collection and readout of charge carriers in an integrated circuit. Some aspects of the present disclosure relate to integrated circuits having pixels with a plurality of charge storage regions. Some aspects of the present disclosure relate to integrated circuits configured to substantially simultaneously collect and read out charge carriers, at least in part. Some aspects of the present disclosure relate to integrated circuits having a…

INTEGRATED CIRCUIT WITH SEQUENTIALLY-COUPLED CHARGE STORAGE AND ASSOCIATED TECHNIQUES

Granted: February 8, 2024
Application Number: 20240044703
Described herein are techniques that improve the collection and readout of charge carriers in an integrated circuit. Some aspects of the present disclosure relate to integrated circuits having pixels with a plurality of charge storage regions. Some aspects of the present disclosure relate to integrated circuits configured to substantially simultaneously collect and read out charge carriers, at least in part. Some aspects of the present disclosure relate to integrated circuits having a…

SUPERCONDUCTING QUANTUM CHIP STRUCTURE AND FABRICATION METHOD FOR SUPERCONDUCTING QUANTUM CHIP

Granted: February 1, 2024
Application Number: 20240037438
Disclosed are a superconducting quantum chip structure and a fabrication method for a superconducting quantum chip. The superconducting quantum chip structure includes a first structural member, a second structural member, and a support and connection member, where the first structural member is provided with a qubit, a read cavity, and a first connection terminal, the qubit is coupled to the read cavity, and the qubit is electrically connected to the first connection terminal; the…

METHOD AND DEVICE FOR CONSTRUCTING QUANTUM CIRCUIT OF QRAM ARCHITECTURE, AND METHOD AND DEVICE FOR PARSING QUANTUM ADDRESS DATA

Granted: February 1, 2024
Application Number: 20240037433
Disclosed are a method and device for constructing a quantum circuit of a QRAM architecture, the QRAM architecture being configured for accessing data and being a binary tree structure, the method including: partitioning the binary tree structure into basic circuit structures, wherein a basic circuit structure comprises address bits and data bits of one subtree node and data bits of two child nodes in the lower layer of the one subtree node; determining qubits required for a basic…

Detecting Radio Frequency Electromagnetic Radiation Using Vapor Cell Sensors and Comb Spectra

Granted: February 1, 2024
Application Number: 20240036094
In a general aspect, radio frequency (RF) electromagnetic radiation can be detected using vapor cell sensors. In some aspects, a system includes a laser system that is configured to generate laser signals that comprise first and second laser signals. The system also includes an optical comb generator and a vapor cell sensor. The optical comb generator is configured to generate a comb spectrum based on the first laser signal. The comb spectrum includes comb lines at respective comb…

LABELED NUCLEOTIDE COMPOSITIONS AND METHODS FOR NUCLEIC ACID SEQUENCING

Granted: February 1, 2024
Application Number: 20240035081
Methods of sequencing molecules based on luminescence lifetimes and/or intensities are provided. In some aspects, methods of sequencing nucleic acids involve determining the luminescence lifetimes, and optionally luminescence intensities, of a series of luminescently labeled nucleotides incorporated during a nucleic acid sequencing reaction. In some aspects, the disclosure provides compositions comprising luminescently labeled nucleotides.

SUPERCONDUCTING QUANTUM CHIP STRUCTURE AND FABRICATION METHOD FOR SUPERCONDUCTING QUANTUM CHIP

Granted: February 1, 2024
Application Number: 20240037438
Disclosed are a superconducting quantum chip structure and a fabrication method for a superconducting quantum chip. The superconducting quantum chip structure includes a first structural member, a second structural member, and a support and connection member, where the first structural member is provided with a qubit, a read cavity, and a first connection terminal, the qubit is coupled to the read cavity, and the qubit is electrically connected to the first connection terminal; the…

METHOD AND DEVICE FOR CONSTRUCTING QUANTUM CIRCUIT OF QRAM ARCHITECTURE, AND METHOD AND DEVICE FOR PARSING QUANTUM ADDRESS DATA

Granted: February 1, 2024
Application Number: 20240037433
Disclosed are a method and device for constructing a quantum circuit of a QRAM architecture, the QRAM architecture being configured for accessing data and being a binary tree structure, the method including: partitioning the binary tree structure into basic circuit structures, wherein a basic circuit structure comprises address bits and data bits of one subtree node and data bits of two child nodes in the lower layer of the one subtree node; determining qubits required for a basic…

Detecting Radio Frequency Electromagnetic Radiation Using Vapor Cell Sensors and Comb Spectra

Granted: February 1, 2024
Application Number: 20240036094
In a general aspect, radio frequency (RF) electromagnetic radiation can be detected using vapor cell sensors. In some aspects, a system includes a laser system that is configured to generate laser signals that comprise first and second laser signals. The system also includes an optical comb generator and a vapor cell sensor. The optical comb generator is configured to generate a comb spectrum based on the first laser signal. The comb spectrum includes comb lines at respective comb…

LABELED NUCLEOTIDE COMPOSITIONS AND METHODS FOR NUCLEIC ACID SEQUENCING

Granted: February 1, 2024
Application Number: 20240035081
Methods of sequencing molecules based on luminescence lifetimes and/or intensities are provided. In some aspects, methods of sequencing nucleic acids involve determining the luminescence lifetimes, and optionally luminescence intensities, of a series of luminescently labeled nucleotides incorporated during a nucleic acid sequencing reaction. In some aspects, the disclosure provides compositions comprising luminescently labeled nucleotides.

INTERFACES, SYSTEMS AND APPARATUSES FOR CONSTRUCTING 3D AR ENVIRONMENT OVERLAYS, AND METHODS FOR MAKING AND USING SAME

Granted: January 25, 2024
Application Number: 20240029432
Systems, apparatuses, interfaces, and methods for implementing the systems, apparatuses, and interfaces include capturing an image, displaying the image on a display devise, scanning and identifying objects and/or attributes associated with the image and/or objects therein, generating a 3D AR environment within the display overlaid on the image, generating a ray pointer for improved interaction with the image and the generated 3D AR environment, where the environment includes virtual…