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Selection of Quantum Sub-Circuit Implementations Based on Physical Metadata

Resumen de: US20260220518A1

A method, apparatus and product comprising: obtaining a high-level representation of a quantum circuit composed of a plurality of sub-circuits; selecting a plurality of physical implementations for the plurality of sub-circuits, respectively, based on a library of metadata, said selecting comprising selecting a physical implementation for a sub-circuit based on metadata of the physical implementation, the metadata indicating a number of physical qubits and a number of physical cycles used by the physical implementation, said selecting comprising selecting the physical implementation from a plurality of alternative implementations of the sub-circuit, wherein the library comprises a respective plurality of metadata for the plurality of alternative implementations; and synthesizing the quantum circuit according to the plurality of physical implementations.

MARKET ORCHESTRATION SYSTEM FOR FACILITATING ELECTRONIC MARKETPLACE TRANSACTIONS

Resumen de: AU2026206067A1

Abstract A method for configuring and launching a marketplace, comprising: identifying an opportunity to facilitate configuration of a new marketplace; receiving marketplace opportunity data, wherein the marketplace opportunity data includes information related to a set of assets of one or more types; determining configuration parameters to be implemented in the new marketplace; determining a feasibility of implementing the configuration parameters in the new marketplace; determining data resources to support the new marketplace; determining an architecture of the new marketplace; determining the configuration of the data resources in a data model for the marketplace; configuring a marketplace object; connecting selected data resources to populate the marketplace object; and launching the new marketplace. Abstract

MODULAR EXPANSION ARCHITECTURE FOR QUANTUM COMPUTING SYSTEMS

Resumen de: US20260220515A1

A quantum computing system and a method for controlling the quantum computing system are provided. The quantum computing system includes a rack framework, multiple quantum modules, and one or more inter-module interfaces. The rack framework includes multiple mounting positions. The multiple quantum modules are removably mounted at the plurality of mounting positions of the rack framework. Each inter-module interface is coupled to a corresponding mounted quantum module and configured to transmit quantum information to and from the corresponding mounted quantum module. When some modules become faulty or degraded, they can be removed from the system to prevent negatively impacting overall system efficiency. Meanwhile, new modules can be added by mounting them in the corresponding mounting positions to enhance system performance. In some embodiments of the disclosed quantum computing system, hot-swappable quantum modules can be achieved.

DYNAMICALLY RECONFIGURABLE MULTIFUNCTIONAL QUANTUM NODES

Resumen de: US20260220514A1

0000 A quantum processor system may include a set of quantum nodes, each node physically integrating storage, operation, and routing substructures within a single unit. The storage substructure maintains quantum states, the operation substructure performs quantum operations on these states, and the routing substructure directs quantum states between internal substructures and other quantum nodes. The nodes are operatively coupled via photonic connections and can dynamically assume different functional roles by selectively enabling or disabling their substructures. Functional roles may be dynamically reassigned at runtime based on monitored system conditions such as error states, quantum state fidelity degradation, or routing congestion.

EFFICIENT SELF-ATTENTION USING A LEARNED QUANTUM KERNEL

Resumen de: US20260220517A1

0000 A system inputs a training input value into the self-attention head of the transformer model, wherein the training input value is multiplied by three distinct weight matrices to produce a query (Q) vector, a key (K) vector, and a value (V) vector. The system trains a quantum kernel within the self-attention head, wherein quantum kernel is implemented as a parameterized quantum circuit (PQC) with adjustable parameters, and wherein training comprises: encoding the Q vector and the K vector for input into the PQC, generating an output kernel (A) vector; and updating the adjustable parameters of the PQC to reduce a difference between the A vector and a target A vector corresponding to the training input value. The system calculates an output head vector that is a matrix product between the A vector and the V vector. The system outputs, for display, the output head vector.

HIGH-FIDELITY STATE DEPENDENT KICKS FOR FAST MULTI-QUBIT GATES IN ION TRAPS

Resumen de: US20260220513A1

0000 A system and method is provided for generating optical waveforms for driving high-fidelity state-dependent kicks (SDKs) in trapped ions. An exemplary method includes implementing a clock to synchronize at least one beam across a modulation hardware component, a pulse-picking hardware component, and a direction control hardware component; generating the at least one beam using a laser; inputting the at least one beam into at least one modulator to generate an SDK pulse-shaped waveform, wherein the at least one modulator is driven by the clock; and performing a pulse-picking and a direction control of the SDK pulse-shaped waveform to control a timing and a direction of the SDK pulse-shaped waveform in accordance with the clock for applying the SDK pulse-shaped waveform to a first trapped ion in an ion trap.

Microfabricated Light Delivery System for Distribution of Collimated Laser Beams in Trapped-Ion Devices and Method of Manufacturing the Same Using Microfabrication

Resumen de: US20260221307A1

Provided is a microfabricated ion trap system with an integrated light delivery system for addressing confined ions with a light beam, and a microfabrication method for manufacturing a microfabricated ion trap system with an integrated light delivery system. The system includes an optical refocusing element to refocus or collimate the laser beam coupled out of a PIC chip waveguide and one or more optical redirecting elements to redirect the laser beam, such that the light propagates in or through a plane or a plurality of planes aligned with the ion trapping locations in the ion trap.

VERFAHREN ZUR ERMITTLUNG EINES KOMPENSATIONSSIGNALS ZUR VERRINGERUNG EINER MIKROBEWEGUNG EINES IONS, VORRICHTUNG, SYSTEM, COMPUTERPROGRAMM UND COMPUTERLESBARES SPEICHERMEDIUM

Resumen de: DE102025102986A1

Verfahren zum Ermitteln eines Kompensationssignals zum Verringern einer Mikrobewegung mindestens eines in einer Ionenfalle (1) gefangenen Ions, wobei eine kohärent messbare Beobachtungsgröße des mindestens einen Ions von einer Position des mindestens einen Ions abhängt, wobei das Verfahren umfasst:- Bereitstellen eines ersten Hochfrequenzpotentials für das mindestens eine gefangene Ion,- Ermitteln einer ersten kohärent messbaren Beobachtungsgröße des mindestens einen Ions,- Bereitstellen eines zweiten Hochfrequenzpotentials, das sich von dem ersten Hochfrequenzpotential unterscheidet, für das mindestens eine gefangene Ion,- Ermitteln einer zweiten kohärent messbaren Beobachtungsgröße des mindestens einen Ions,- Ermitteln des Kompensationssignals in Abhängigkeit von der ersten kohärent messbaren Beobachtungsgröße und der zweiten kohärent messbaren Beobachtungsgröße, wobei das Kompensationssignal charakteristisch für ein kompensiertes Potential ist, für das die Mikrobewegung des mindestens einen Ions verringert ist.Ferner sind eine Vorrichtung (5), ein System (6), ein Computerprogramm und ein computerlesbares Speichermedium angegeben.

DIRECT QUANTUM SIMULATION OF HETEROGENOUS CATALYSIS

Resumen de: AU2025331806A1

Quantum computing devices, systems and methods for performing a quantum simulation of a chemical reaction. An initial quantum state related to a chemical reaction is received, and a model Hamiltonian for the chemical reaction is determined. A user specification is received specifying one or more parameters of a quantum simulation of the chemical reaction. The initial quantum state is encoded within a plurality of qubits of a quantum computing system. Time evolution is performed on the plurality of qubits using the model Hamiltonian and the user specification to produce an output quantum state. Measurements are performed on the plurality of qubits to obtain classical measurement results. The classical measurement results are stored in a non-transitory computer-readable memory medium.

METHOD OF MEASURING A RESPONSE FUNCTION OF A QUANTUM SYSTEM USING A QUANTUM COMPUTER

Resumen de: US20260220510A1

The method can include, for each one of one or more paths along which the quantum system may evolve from an initial state to a final state due to one or more actions of an effect: performing a plurality of iterations, each iteration including: preparing the initial state of the quantum system in a system register of the quantum computer; applying a sequence of operators interspersed with time evolutions in a permutation specific to the corresponding path, wherein the operators are one or more operators corresponding to the one or more actions of the effect and an operator corresponding to the action of an observable of the quantum system, the operators are applied by block encoding, and the time evolutions each correspond to one or more of the one or more time delays.

QUANTUM ERROR CORRECTION WITH RUNTIME TRIGGER EVENTS

Resumen de: AU2025230027A1

A quantum computing system and a method of performing a quantum error correction code are disclosed. Syndrome data is received representative of an error state of a plurality of quantum devices. Occurrence of a runtime trigger event is determined. A hypergraph modification rule associated with the runtime trigger event is retrieved from a decoding hypergraph modification map data structure comprising a plurality of predefined hypergraph modification rules. A decoding hypergraph is modified in accordance with the hypergraph modification rule to generate a modified decoding hypergraph. A correction for the error state is determined by decoding the syndrome data with the modified decoding hypergraph.

QUANTUM CIRCUIT REPRESENTATION USING MULTITREE DATA STRUCTURES

Resumen de: US20260220508A1

A method, apparatus, and computer product comprising: obtaining a multitree data structure that represents a plurality of ordered Pauli-terms, the plurality of ordered Pauli-terms representing an exponentiation module, wherein implementing a Pauli-term in a quantum circuit requires to implement a basis change stage and a parity summation stage, the multitree data structure comprises root nodes representing the plurality of Pauli-terms, leaf nodes representing qubits, and a non-leaf node; converting the multitree data structure to an ordered binary multitree that comprises an additional node; and synthesizing the quantum circuit based on the ordered binary multitree, whereby the quantum circuit comprises an implementation of the parity summation stage and an implementation of the basis change stage, whereby the quantum circuit implements at least one cancellation of a given CX gate of the parity summation stage.

Methods and Systems for Quantum Transducers

Resumen de: US20260222082A1

0000 Systems and methods for storing qubit signals are provided. An example method includes receiving a qubit signal in a microwave form; converting the qubit signal into a quantum acoustic signal by tuning the qubit signal into resonance with a phononic crystal oscillator; and storing the quantum acoustic signal in the phononic crystal oscillator for a predetermined period of time.

QUBIT ARRAY, QUANTUM COMPUTER, AND QUANTUM INFORMATION PROCESSING METHOD

Resumen de: US20260220509A1

To enable further large-scale integration of a qubit array, a qubit array having at least two quantum dot lines extending in a first direction is provided. The array includes a single qubit gate section performing a single qubit gate operation, an entanglement state generation section that includes a longitudinal two qubit gate section for performing a two qubit gate operation in the first direction for the quantum bits and a lateral two qubit gate section for performing a two qubit gate operation in a second direction for quantum bits, an XY single qubit gate section for performing a rotation operation around a preset arbitrary axis for the plurality of quantum bits according to a program given from outside, a Z measurement section for performing a measurement operation for the plurality of quantum bits, and a control section for performing a shuttling operation for the quantum bits in the first direction.

SYSTEM AND METHODS FOR DISTRIBUTED QUANTUM ALGORITHM COMPRESSION

Resumen de: US20260220516A1

A method for reducing the depth of a quantum computing algorithm, including: generating an array of classical random data values from a selected probability distribution, the array of classical random data values comprising a plurality of vectors; using one or more of the plurality of vectors as parameters to produce an initial state; generating an original quantum circuit starting from the initial state; executing the original quantum circuit to obtain a first set of measurement outputs; generating a compressed parameterized quantum circuit (PQC) starting from the initial state and using the first set of measurement outputs; executing the compressed PQC to obtain a second set of measurement outputs; performing a similarity-based objective function calculation on data obtained from the first and second sets of measurement outputs; and adjusting one or more of the parameters of the compressed PQC based on a result of the similarity-based objective function calculation.

QUANTUM COMPUTER

Resumen de: US20260220511A1

Measurement becomes possible by causing qubits to cycle within the array such that syndrome qubits periodically appear at a measurement location. In addition, a vacant quantum dot is provided between a data qubit and a syndrome qubit, whereby qubits can move inside the array, and interaction between adjacent data qubits and syndrome qubits becomes possible. As a result, syndrome measurement periodically becomes possible even in an array in which measurement locations are limited, and implementation of quantum error correction becomes possible even in a highly integrated qubit array. In addition, the same operation aligns in the column direction or the row direction, and an intended operation becomes possible even with shared wiring.

METHOD AND APPARATUS FOR ENTANGLEMENT RESOURCE ALLOCATION

Resumen de: US20260223082A1

A method performed by a first node in a communication system includes receiving at least one synchronization signal from a second node, receiving system information from the second node, transmitting a random access preamble to the second node, receiving a random access response message from the second node, transmitting, to the second node, a quantum resource allocation request message including traffic characteristic information, receiving, from the second node, a quantum resource allocation response message including quantum resource allocation configuration information, receiving an allocation of a quantum resource from the second node based on a direct quantum channel, and transmitting data to a third node based on the quantum resource allocation response message and the quantum resource. The quantum resource allocation configuration information includes entanglement information or probability density coefficients of partially entangled quantum resources.

READOUT OF QUANTUM DEVICES

Resumen de: US20260220512A1

There is provided an quantum processing unit comprising a common probe line resonator; sub-probe line resonators coupled to the common probe line resonator; and quantum devices connected to the sub-probe line resonators, wherein the sub-probe line resonators are connected to the common probe line resonator by tunable coupler elements and each of the tunable coupler elements is configured to selectively couple an associated sub-probe line resonator to the common probe line resonator for readout of quantum devices connected to at least one selected sub-probe line resonator without readout from one or more non-selected sub-probe line resonators.

A QUANTUM TOKEN GENERATION AND VERIFICATION SYSTEM AND METHOD

Resumen de: US20260222206A1

A quantum token generation method using computing system comprising a quantum computer in communication with a classical computer is provided. The method comprising the steps of: generating, using the classical computer, a unique identifier comprising f portions; determining, using the classical computer, a secret-key quantum circuit comprising n qubits; generating, using the classical computer and the quantum computer, a classical description of the unique identifier using the secret-key quantum circuit; wherein the classical description comprises n portions; generating, using an n-qubit quantum circuit of the quantum computer, a quantum state based on the classical description of the unique identifier; and outputting, using the classical computer, a quantum token, the quantum token comprising: the unique identifier; and the quantum state.

STOCHASTIC TIME BASED PHOTON MULTIPLEXER

Resumen de: US20260222080A1

0000 Circuits and methods that implement multiplexing for photons propagating in waveguides are disclosed, in which an input photon received on a selected one of a set of input waveguides can be selectably routed to one of a set of output waveguides. The output waveguide can be selected on a rotating or cyclic basis, in a randomized or partially randomized order, or in a fixed order, and the input waveguides can be selected based at least in part on which of a set of input waveguides are currently propagating a photon.

A TWISTED WAVEGUIDE CONFIGURED FOR ELLIPTICAL POLARIZATION TRANSFORMATION, AND SYSTEMS FOR UTILIZING THE SAME

Resumen de: US20260219451A1

The invention relates to a method for creating a twisted waveguide capable of exhibiting elliptical birefringence, the method comprising: for a given light frequency f and cross-section of a waveguide described by a permittivity profile ε(X, Y) calculating a linear birefringence λ, thereby to determine and apply parameters L, θ, and a twist rate θ/L that satisfy a condition that the twisted waveguide's twist rate is of a same order of magnitude as a linear birefringence rate occurred when assuming that the waveguide is untwisted; where f is the frequency of light, ε(X, Y) is permittivity along X-Y axes of the twisted waveguide at the frequency f, respectively, L is the waveguide's length, and θ is a twist angle of the waveguide.

METHODS AND SYSTEMS FOR ENHANCING DETECTION OF FRAUDULENT AUTHENTICATION DATA

Resumen de: US20260220242A1

A method for enhancing detection of fraudulent authentication data includes receiving, by an electronic device, data during an authentication transaction, computing a feature vector from the received data, and normalizing the feature vector. The method also includes encoding the normalized feature vector into qubits, expanding, using at least one quantum algorithm, the normalized feature vector into a high-dimensional space, and detecting in the high-dimensional space anomalies indicative of fraud based on the qubits. Furthermore, the method includes calculating, based on the detected anomalies, a confidence score reflecting a likelihood that the received data is genuine and comparing the confidence score against a threshold value. In response to determining the confidence score fails to satisfy the threshold value, the method determines that the received data requires secondary authentication.

SELECTION OF POST-QUANTUM CRYPTOGRAPHY (PQC) SCHEMES AND PQC LIBRARIES FOR CRYPTOGRAPHIC APPLICATIONS OF AN ENTERPRISE

Resumen de: EP4783515A1

0001 Recommending an optimal combination of PQC schemes, and the PQC libraries for replacing the classical cryptographic schemes of a cryptographic application is a challenging decision problem. Embodiments herein provide a method for selection of the PQC schemes and the PQC libraries for cryptographic applications. The method first generates one or more candidate PQC libraries, for each of the plurality of cryptographic applications based on a plurality of stringent requirement attributes and a plurality of non-stringent requirement attributes, using a plurality of first compatible PQC libraries, and a plurality of second compatible PQC libraries. Further a schemelibrary pair of the one or more candidate PQC libraries is obtained, for each the plurality of classical cryptographic schemes based on a plurality of performance objective metrics. Then one or more final candidate PQC libraries obtained using the schemelibrary pair which is recommended for the plurality of cryptographic applications of an enterprise.

ION TRAP MANUFACTURING METHODS

Resumen de: EP4783075A2

0001 An ion trap device includes a dielectric substrate and a via hole extending through the dielectric substrate from a first main surface of the dielectric substrate to a second main surface of the dielectric substrate. The ion trap device further includes an electrically conductive etch stop layer arranged on the first main surface of the dielectric substrate, wherein the etch stop layer covers the via hole. The ion trap device further includes a metal layer of an ion trap at least partially arranged on the etch stop layer and an electrically conductive material arranged in the via hole, wherein the etch stop layer electrically couples the electrically conductive material and the metal layer.

METHODS AND SYSTEMS FOR ENHANCING DETECTION OF FRAUDULENT AUTHENTICATION DATA

Nº publicación: EP4783040A1 29/07/2026

Solicitante:

DAON TECH [IM]
Daon Technology

Resumen de: EP4783040A1

0001 A method for enhancing detection of fraudulent authentication data includes receiving, by an electronic device, data during an authentication transaction, computing a feature vector from the received data, and normalizing the feature vector. The method also includes encoding the normalized feature vector into qubits, expanding, using at least one quantum algorithm, the normalized feature vector into a high-dimensional space, and detecting in the high-dimensional space anomalies indicative of fraud based on the qubits. Furthermore, the method includes calculating, based on the detected anomalies, a confidence score reflecting a likelihood that the received data is genuine and comparing the confidence score against a threshold value. In response to determining the confidence score fails to satisfy the threshold value, the method determines that the received data requires secondary authentication.