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一种基于交换门操作的量子比特初始化系统及方法

Resumen de: CN122864721A

本发明公开了一种基于交换门操作的量子比特初始化系统，包括：控制端PC通过电信号控制脉冲生成模块、激光模块和磁场模块；脉冲生成模块产生射频脉冲及微波脉冲，并调节后放大与射频脉冲复合进入低温恒温器中；激光模块产生多波长激光，并输入到所述低温恒温器中；NV中心中的电子在脉冲生成模块产生的多波长激光的作用下被初始化到态，同时通过对电子做操作，接着对原子核进行DD gate 的 操作，然后采用DD gate方式对原子核进行操作，得到最终电子态。本发明简化了初始化操作、节约时间成本，不存在量子比特信息的损失，大大提高系统初始化的保真度，应用于量子计算、量子互联网领域。

基于分层承诺结构和动态参数模型的后量子数字签名方法

Resumen de: CN122870517A

本发明涉及后量子签名，具体涉及基于分层承诺结构和动态参数模型的后量子数字签名方法，签名生成：基于分层承诺结构对于零知识证明的每轮执行：根据秘密信息和随机数生成多个证明视图，确定已被打开的证明视图和未被打开的证明视图，计算未被打开的证明视图的承诺值，并结合上下文信息生成验证标签，最终生成包含验证标签、已被打开的证明视图的信息的签名；签名验证：根据已被打开的证明视图的信息，本地重构未被打开的证明视图的本地承诺值，并结合上下文信息生成本地验证标签，对本地验证标签与接收到的标签校验是否一致；本发明能够有效克服现有技术所存在的签名体积仍有压缩空间，以及底层对称密码原语的安全余量参数选择静态化的缺陷。

一种量子处理器、量子芯片及量子计算机

Resumen de: CN122864723A

本申请公开了一种量子处理器、量子芯片及量子计算机，通过沿厚度方向交替层叠设置的多层比特层和至少一层耦合器层，利用芯片的垂直空间增加量子器件的数量，使得量子处理器能够在不增加平面面积的前提下提升集成密度，从而降低封装尺寸。第一超导孔用于构建比特层上量子比特的电容电极，使得量子比特的电容结构由传统的平面大焊盘转变为垂直导孔结构，有利于提高单位面积的集成密度并优化量子比特的几何布局。第二超导孔用于构建层间耦合器并耦合位于相邻两层比特层上且位置相对的量子比特，使得量子比特之间能够建立垂直方向的量子连接网络，从而实现三维空间互连与高连通度量子网络搭建。

量子计算驱动的多车辆路径优化QUBO建模与求解方法及系统

Resumen de: CN122864863A

本发明公开了一种量子计算驱动的多车辆路径优化QUBO建模与求解方法及系统，所述方法包括：基于获取的配送任务的物理数据，计算车辆数量下界并生成候选车辆数集合；对候选车辆数集合中每一候选车辆数执行上层容量可行分配，得到候选车辆数中每辆车的客户子集，进而构造单车路径排序的位置编码矩阵并执行比特压缩，确定自由变量集合与边界变量恢复规则，进而构造压缩QUBO矩阵Q；基于压缩QUBO矩阵Q，执行时间窗迭代反馈的量子‑经典物理求解闭环，得到单车路径的最优排列解；基于最优排列解，得到候选车辆数对应的路径方案，进而选择推荐方案。本发明在不显著增加量子比特数的情况下，输出满足时间窗和容量约束的合法路径。

基于量子生成模型的数据预测方法、装置和量子计算设备

Resumen de: CN122864719A

本申请涉及一种基于量子生成模型的数据预测方法、装置和量子计算设备。所述方法包括：将观测对象的短期概率分布与多个不变概率分布进行匹配，得到目标不变概率分布；以目标不变概率分布为约束条件，预测观测对象在预测时间段的状态数据；其中，每个不变概率分布为量子生成模型基于一种物理条件所生成的，量子生成模型是针对多种物理条件共同训练得到，在训练量子生成模型时，以各物理条件对应的目标概率分布为目标，通过对多个物理条件下的初始量子态执行对应的相位调制，并通过同一酉演化参数进行量子线路演化得到的；目标概率分布是基于物理条件下观测对象的状态数据进行统计得到的。采用本方法能够提高数据预测准确度。

一种用于激光相位噪声QRNG系统的安全性量化评估方法

Resumen de: CN122861722A

本发明提供一种用于激光相位噪声QRNG系统的安全性量化评估方法，涉及QRNG系统设计技术领域，解决了现有技术因忽略内禀相关性导致安全性证明不严谨、高估系统安全性的问题。方法中，对输出光信号的相位进行建模，确定相邻采样点相位演化区间的物理重叠时间，求解包含内禀相关性的相关系数；构建原始随机序列的联合概率分布，积分获得离散化后的条件概率并代入最小熵定义中，将多维评估简化为二元模型，计算得到理想状态下的条件最小熵；采用与理想情况下的安全性量化评估框架中相同的处理方式，计算修正后的条件方差，得到包含内禀相关性与电噪声修正的最终条件最小熵。本发明实现了安全性量化，为设计过程提供了可靠理论框架。

碳酸钙矿石杂质分离工艺故障诊断方法及系统

Resumen de: CN122863153A

本发明涉及故障诊断，尤其是一种碳酸钙矿石杂质分离工艺故障诊断方法及系统，具体包括：获取含工艺变量和故障标签的多维时序数据，构建因果表示学习模型，以工艺因果图为拓扑约束，将数据映射至低维因果隐空间生成因果隐变量，并据此训练故障诊断分类器；当分类器判定工艺故障时，以故障样本隐变量和随机初始化点为初始值，通过优化算法求解含三类项的目标函数，得到候选反事实隐变量解集，分类损失项使预测翻转为正常，操作代价项评估干预经济性及时效性，群组稀疏正则项引导仅调整少数变量组；为保证处置策略多样性，采用行列式点过程筛选解集，得到最优反事实隐变量子集，再经解码器映射回原始工艺变量空间，生成多个故障处置预案。

一种PQC运算阶段的线程调度方法及装置

Resumen de: CN122861907A

本发明属于线程调度领域，公开了一种PQC运算阶段的线程调度方法及装置，包括：在PQC算法启动前，预初始化与系统可用核数相等的常驻全局线程池；在进入每一流程级运算阶段时，解析当前阶段的唯一阶段标识，并根据阶段标识从预设的阶段映射表中提取当前阶段的特征参数；根据任务规模参数与可用核数动态确定当前阶段的目标线程数，并仅从常驻线程池中唤醒与目标线程数数量一致的工作线程，其余线程保持休眠；根据任务单元结构参数在并行循环调度模式与并行分区调度模式之间进行切换，并驱动被唤醒的线程执行当前阶段任务；当前阶段计算完成后，被唤醒的线程通过同步屏障完成数据汇聚后归还线程池，并流转至下一运算阶段。

校准算法的性能评估方法、装置及存储介质

Resumen de: CN122864725A

本申请公开了一种校准算法的性能评估方法、装置及存储介质，涉及量子计算技术领域，响应校准算法性能评估需求，确定量子比特对应的比特参数的漂移组分的漂移量，所述漂移组分包括连续过程组分以及离散跳变组分；将漂移量与所述量子比特对应的初始比特参数值进行叠加，生成目标比特参数，根据所述目标比特参数生成预设时间段内的模拟漂移轨迹；将所述模拟漂移轨迹输入至待评估校准算法，获取所述待评估校准算法基于模拟漂移轨迹对控制参数执行校准操作时生成的校准参数；根据校准参数与模拟漂移轨迹对应的标准校准参数之间的差值确定所述待评估校准算法对应的性能指标。本申请通过叠加漂移组分复现真实漂移轨迹解决无法评估校准算法问题。

一种粒子阵列重排控制方法、系统、平台及存储介质

Resumen de: CN122864720A

本发明属于粒子操控技术领域，具体涉及一种粒子阵列重排控制方法、系统、平台及存储介质；所述方法包括分别创建并获取粒子初始位置集合与目标位点集合，以初始距离阈值为起点，迭代更新距离阈值，并针对每次更新后的距离阈值判断是否能为每个目标位点分配一个不同的粒子；并根据判断结果关于距离阈值的单调性，搜索一临界距离阈值；其中，任何小于所述临界距离阈值的距离均导致判断不通过，而所述临界距离阈值本身导致判断通过；在不超过所述临界距离阈值的约束下，建立粒子到目标位点的映射关系，并基于所述映射关系构建生成与各粒子相对应的搬运路径，减少并行搬运所需的离散步数与相图加载帧数，从而缩短整体重排周期，提升实验循环速度。

一种基于结构化与量子随机性的自然材质感触觉反馈方法

Resumen de: CN122861600A

本发明提供了一种基于结构化与量子随机性的自然材质感触觉反馈方法，依据材质物理属性构建带有时序、频谱与空间纹理特征的结构化触觉信号模型；再由量子随机数发生器采集量子熵源信号，生成高熵真随机比特流，经提纯归一化得到微观扰动参数。将随机参数调制叠加到结构化信号上形成复合信号，再经过电路放大驱动执行器，最终模拟出宏观纹理稳定、微观触感随机多变的真实材质触觉；本发明通过融合结构化触觉建模与量子随机扰动，以物理一致性约束与硬件闭环校正，既复刻材质宏观纹理，又生成符合力学规律的不可重复微观触感，消除机械虚假感，高保真还原自然触觉，提升人机交互沉浸度。

量子计算方法、用于量子计算机的控制布局、其确定方法以及用于量子计算的装置

Resumen de: WO2025185836A1

A quantum computational method is provided. The quantum computational method includes providing a physical quantum system (100) comprising constituents (50). The quantum computational method includes performing an encoded quantum computation on the physical quantum system. Performing the encoded quantum computation includes preparing at least a portion of the physical quantum system in an initial quantum state. Performing the encoded quantum computation includes evolving at least a portion of the physical quantum system to a final quantum state. Performing the encoded quantum computation includes measuring at least a portion of the physical quantum system to provide a read-out. During at least a portion of the encoded quantum computation, the quantum state of at least a portion of the quantum system is an encoded quantum state corresponding to a quantum error-correction code. The quantum error-correction code is a parity code that encodes logical qubits (10) into code qubits (20). The code qubits include parity qubits, wherein each parity qubit represents the parity of an associated subset of logical qubits. Each code qubit is physically implemented in a corresponding subsystem (50, 350) of the physical quantum system, wherein the subsystem comprises one or more constituents. During a first portion of the encoded quantum computation, the code qubits include a first code qubit duplication set (1350, 1450, 1550, 1651-1653, 1750) associated with a first logical qubit. The first

QUANTUM READY INTELLIGENT SECURITY GATEWAY

Resumen de: US20260303577A1

Techniques for applying a quantum ready intelligent security gateway are disclosed. In some embodiments, a system/process/computer program product for applying a quantum ready intelligent security gateway (e.g., a quantum ready intelligent security gateway that supports quantum key distribution (QKD) and/or post-quantum cryptography (PQC) for providing a secure tunnel to the mobile network) includes monitoring network traffic on a mobile network at a security gateway to identify a new session; determining meta information associated with the new session by extracting the meta information from the network traffic via one or more interfaces; and enforcing a security policy on the new session at the security gateway based on the meta information to apply context-based security in the mobile network.

DECODING FOUR-DIMENSIONAL TORIC CODE FOR A QUANTUM COMPUTER

Resumen de: US20260300798A1

Aspects of the disclosure include a method for determining and correcting an error in measurement outcomes from a quantum circuit. Aspects include receiving, from the quantum circuit, output of the measurement outcomes for a four-dimensional (4D) toric code and determining a flux loop from the measurement outcomes, where the flux loop corresponds to a 4D torus. Aspects include transforming the flux loop into a 4D covering space by fixing a base point of the flux loop in the 4D covering space, where a 4D bounding box is generated that encloses the flux loop in 4D covering space. Aspects include shrinking the 4D bounding box enclosing the flux loop by decreasing a size of the bounding box, where the shrinking continues until the 4D bounding box surrounds a single plaquette, where a pattern of errors correspond to the single plaquette. The pattern of errors corresponding to the single plaquette is corrected.

Large-scale multi-qubit trapped-ion gates

Resumen de: US20260300791A1

0000 A system (20) for quantum computing includes an array of qubits (40) and a radiation source (28), which applies simultaneously to multiple qubits in the array radiation including a set of spectral components in multiple vibrational sidebands of an internal transition frequency of the qubits with different, respective complex amplitudes. The sidebands are generated by a group of the normal modes having a minimal spacing Δf between the respective vibrational frequencies. A controller (32) initializes a multi-qubit gate, including at least five of the qubits, to an initial state and drives the radiation source to apply the radiation to each of the qubits with respective complex amplitudes of the spectral components in the set selected so as to switch the multi-qubit gate to a target state within a gate time that is less than 50/Δf.

STRAIN ENGINEERING OF MEMBRANE LAYERS IN HETEROSTRUCTURES

Resumen de: US20260304876A1

0000 Provided are methods of generating strain in membrane layers, including diamond membrane layers, in heterostructures. In embodiments, a method of forming a strained membrane layer comprises heating a heterostructure, the heterostructure comprising a membrane layer, a substrate, and a bonding layer between the membrane layer and the substrate, under conditions to cure the bonding layer and form a bonded heterostructure, wherein the membrane layer and the substrate have a thermal expansion ratio mismatch; and cooling the bonded heterostructure under conditions to convert the membrane layer in the bonded heterostructure to a strained membrane layer characterized by a strain profde comprising anon-zero strain value, wherein the strained membrane layer comprises a suspended region and a supported region and wherein the suspended region exhibits a strain value greater than a strain value exhibited by the supported region. Bonded heterostructures comprising the strained membrane layers are also provided.

MONTE CARLO INTEGRATION USING AN OPTICAL QUANTUM COMPUTER

Resumen de: US20260300790A1

0000 Methods and systems for computing a Monte Carlo integral using a boson sampler are described. The method may include receiving an input function, the input function being the product of a probability function g(x) that can be implemented by one or more calls to a programmable boson sampler characterized by unitary U and a set of input quantum states and photodetection in a definite basis and a function h(x) that can be efficiently evaluated by a classical computer; encoding the probability function into a boson sampler; generating samples from the probability function based on the boson sampler; evaluate values of the function h(x) at the sample values; and, computing an estimate of the integral of the input function by summing the evaluated values of the function h(x).

VAN DER WAALS MOIRÉ HOMOBILAYER FOR GATE-TUNABLE FRACTIONAL QUANTUM ANOMALOUS HALL STATE

Resumen de: US20260305183A1

Presented is an opto-electronic device that utilizes a semiconducting molybdenum ditelluride homobilayer in a rhombohedral stacked moiré superlattice as the active component. The semiconducting molybdenum ditelluride monolayers are arranged into a homobilayer moiré superlattice where the layers are rotated by between 2.5 to 4 degrees. The device is constructed from the molybdenum ditelluride homobilayer moiré superlattice. The homobilayers are sandwiched between few-layer flakes of hexagonal boron nitride and graphite. Fractional quantum anomalous Hall states result when the device is cooled below 4.5 Kelvin and gate voltages are applied. The described devices can be used for developing topological qubits towards error-immune quantum computing.

DETERMINING A LOCATION OF A MOLECULAR ENTITY AT AN INTERACTION SITE OF A MACROMOLECULE USING A QUANTUM COMPUTER

Resumen de: US20260300786A1

A method for determining a location of a molecular entity at an interaction site of a protein using a quantum computer and hybrid computing systems includes encoding a problem of determining a location of a molecular entity at an interaction site of a macromolecule into a problem Hamiltonian that includes mapping a density distribution of entities at an interaction site of a protein onto a plurality of qubits of the quantum computer, each qubit being associated with a location in the density distribution and defining a possible location of an entity at the interaction site; computing pulse parameters for generating control signal(s) for configuring the quantum computer in a state of the problem Hamiltonian; evolving the qubits of the quantum computer based on the control signal(s) and measuring the state of the quantum computer; and, determining candidate location(s) for an entity at the interaction site based on the measured state.

APPROXIMATING A DENSITY FUNCTION BASED ON A GAUSSIAN MIXTURE USING A QUANTUM COMPUTER

Resumen de: US20260300432A1

0000 Methods and system for approximating a density function using a quantum computer are described, wherein the method comprises the steps of encoding a problem of approximating a density function based on a mixture of components into a problem Hamiltonian, the encoding including mapping the density distribution onto a plurality of qubits of the quantum computer, each qubit being associated with a location in the density distribution and defining a possible location of a component of the mixture; computing parameters for generating one or more control signals for configuring the quantum computer in a state of the problem Hamiltonian; evolving the qubits of the quantum computer based on the control signals and measuring the state of the quantum computer; and, determining one or more candidate locations for the components based on the measured state.

QUANTUM SERVICE DISCOVERY

Resumen de: US20260300803A1

0000 The present disclosure provides systems and methods to transmit a request for access with a qubit registry to each of a plurality of quantum machines, where the plurality of qubit registries store quantum service metadata associated with a plurality of quantum services configured on the plurality of quantum machines. The system receives acceptance for access to each of the plurality of qubit registries. In addition, the system periodically requests the quantum service metadata from the plurality of qubit registries and stores the received quantum service metadata in a registry.

PHYSICAL LAYOUTS OF MAJORANA-BASED QUBITS FOR IMPLEMENTATIONS OF PENTAGONAL TILINGS

Resumen de: US20260300794A1

Physical layouts of Majorana-based qubits for implementations of pentagonal tilings are described. An example quantum device comprises a set of tetrons for enabling Majorana-based qubits. The set of tetrons is arranged in a lattice to allow pentagonal tilings associated with the set of tetrons. The vertices of the pentagonal tilings relate to the qubits and single qubit operations, and the edges of the pentagonal tilings (connecting different vertices) relate to 2-qubit operations acting on a pair of qubits connected by a given edge. As an example, the 1-qubit Pauli measurements relate to the operations performed on the vertices associated with the pentagonal tilings and the 2-qubit measurements relate to the operations performed along the edges of the pentagonal tilings.

CONTROL OF HYPERFINE INTERACTION IN BROKER-CLIENT SYSTEMS

Resumen de: US20260300802A1

Methods and systems for protecting a quantum state of a client quantum system of a broker-client system are disclosed. The client-broker system comprises the client quantum system and a broker quantum system coupled by a hyperfine interaction. The method comprises suppressing the hyperfine interaction by applying an electromagnetic dressing field to the client-broker system in the presence of a first magnetic field. The electromagnetic dressing field comprises a second magnetic field that oscillates in a direction perpendicular to the first magnetic field. While the hyperfine interaction is suppressed, a quantum state of the broker quantum system may be altered by steps including optically exciting the broker quantum system. The method may be applied to reduce decoherence of the quantum state of the client quantum system while resetting a quantum state of the broker quantum system.

SYSTEMS AND METHODS FOR DIGITAL TO ANALOGUE CONVERTERS IN SURFACE ION TRAPS

Resumen de: US20260303114A1

0000 A surface ion trap comprising a plurality of electrodes and DACs, each electrode being controlled by a DAC, wherein a first set of DACs control the electrodes configured to trap an ion in a first area and a second set of DACs control the electrodes configured to trap an ion in a second area wherein the first set of DACs are configured to operate with low noise and low bandwidth and the second set of DACs are configured to operate with a high bandwidth and high noise.

METHODS FOR IN-SITU CHARACTERIZATION OF GAUSSIAN BOSON SAMPLING (GBS) DEVICES

Nº publicación: US20260300793A1 01/10/2026

Solicitante:

XANADU QUANTUM TECH HOLDINGS ULC [CA]
Xanadu Quantum Technologies Holdings ULC

Resumen de: US20260300793A1

A method includes causing activation, at a first time, of a first set of squeezed light sources from a plurality of squeezed light sources of a Gaussian boson sampling (GBS) circuit. At a second time after the first time, a first photon statistic is detected at a first output port from a plurality of output ports of the GBS circuit. At a third time after the first time, a second set of squeezed light sources from the plurality of squeezed light sources of the GBS circuit is activated, the second set of squeezed light sources being different from the first set of squeezed light sources. At a fourth time after the third time, a second photon statistic is detected at a second output port from the plurality of output ports of the GBS circuit. At least one transformation matrix is estimated that represents a linear optical interferometer of the GBS circuit based on the first photon statistic and the second photon statistic.