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255
resultados
Última actualización
12/11/2026 [06:50:00]
Resultados 125 a 150 de 255
Resumen de: EP4579543A1
A computer implemented method for emulating, using a tensor network, a quantum computation; the quantum computation comprising a plurality of qubits. The method comprising, for a first node-qubit mapping comprising a plurality of node-qubit links for linking each node to a different one of the plurality of qubits a number of calculations. A first calculation uses a first value associated with a number of the node connections between the first node and the second node; and a second value associated with the first interaction strength. A second calculation uses a third value associated with a number of the node connections between the first node and the third node and a fourth value associated with the second interaction strength; wherein the second and fourth values are different non-zero values. A first node-qubit mapping is selected based on the first calculation and second calculation.
Resumen de: EP4579539A1
0001 A method of determining a pulse sequence to apply an approximation of a local rotation in a first basis of a three-basis coordinate system to a particle of a plurality of particles in a quantum computer, wherein a set of particles having one or more particles of the plurality of particles is associated with a corresponding qubit of a plurality of qubits, the method comprising: identifying a first global rotation in a second basis of the three-basis coordinate system to apply to the plurality of particles, the second basis being different to the first basis; a local rotation in a third basis of the three-basis coordinate system to apply to the particle, the third basis being different from each of the first and second bases; a second global rotation in the second basis to apply to the plurality of particles; whereby the ordered combination of the first global rotation, the local rotation and the second global rotation approximate the local rotation in the first basis.
Resumen de: WO2025144806A1
In some implementations, a photonic integrated circuit (PIC) can include a plurality of input ports to input light, such as quantum light (e.g., single photons) or bright light. In addition, the PIC may include a waveguide network that includes a crossing network to interfere the light. The light can be phase shifted using segmented phase shifters. The photonic integrated circuit can further include output ports to output the light.
Resumen de: EP4835900A1
0001 An information processing device configured to assist preparation of an Ising model for allowing an annealing-type optimization machine to solve an optimal solution search problem for a composite material with constraints on proportions or contents in a composition of the composite material, the information processing device including: an input receiving part configured to receive as input: an objective function that represents a property of the composite material according to the proportions or contents in the composition of the composite material; and a constraint on the proportions or contents in the composition of the composite material; and a data preparation part configured to prepare the Ising model that allows the annealing-type optimization machine to find an optimal solution for the proportions or contents in the composition of the composite material, the optimal solution satisfying a constraint expression that represents the constraint on the proportions or contents in the composition of the composite material and optimizing the property of the composite material, in which, when the composite material is a mixture of substances: a quantity r of a substance i is indicated by a bit representation; and whether or not the substance i is contained in the composite material is indicated by the bit representation, in which the constraint expression includes conditions that require that following mathematical expressions 1 and 2 be satisfied: m B + 1 1 − q
Resumen de: EP4835559A1
A pulsed light output system is configured to output pulsed light for controlling an energy state of an atom, the pulsed light output system including: a first chirped light generation device configured to generate first chirped light based on first pulsed light; a second chirped light generation device configured to generate second chirped light based on second pulsed light; and a third pulsed light generation device configured to generate third pulsed light based on the first chirped light and the second chirped light, and output the third pulsed light to the atom, in which the first pulsed light and the second pulsed light have different wavelengths, one of the first chirped light and the second chirped light is down-chirped, and the other is up-chirped, and the first chirped light and the second chirped light are set to have equal absolute values of rates of change in frequency with respect to time.
Resumen de: WO2025140989A1
A computer implemented method for determining a control Hamiltonian for a quantum gate G to be applied to at least one quantum state, is provided. Quantum systems driven according to the control Hamiltonian are provided.
Resumen de: WO2025141181A1
There is provided a quantum system (2) for performing a classical low density parity check (LDPC) error-correcting code, the system comprising: a command circuit (6) for selectively applying radiation; and an LDPC quantum superconducting circuit (4) comprising: a number n of data resonators (8), each data resonator (8) being coupled to said command circuit (6) for stabilizing a respective data cat qubit, wherein the n data resonators (8) are arranged on said LDPC quantum superconducting circuit (4) in a two-dimensional array defining a plurality of rows of data resonators extending along a length dimension L and a plurality of columns of data resonators extending along a height dimension H, the two-dimensional array extending from a first edge to a second edge in a first direction along the height dimension H and from a third edge to a fourth edge in a second direction along the length dimension L; a first plurality of stabilizers. Each stabilizer of the first plurality of stabilizers: (i) is formed from between (4) and 10 data resonators (8) selected from a seven-by-seven sub-array of the two-dimensional array spanning seven consecutive rows along the first direction and seven consecutive rows along the second direction, and (ii) spans over at least two consecutive rows and at least two consecutive columns, wherein two or more data resonators (8) are from the first row of the stabilizer in the first direction, two or more data resonators (8) are from the final row of the sta
Resumen de: WO2025163339A1
A quantum computer system and a method for using such a quantum computer system are provided. The quantum computer system comprises a first register and a second register which are used to separate a quantum state into multiple subspaces of a 2n dimensional Hilbert space. The method comprises defining a quantum state comprising 2n elements on the first register, the first register comprising n qubits; defining a quantum state on the second register, the second register comprising one or more qubits; and receiving a value k, where k is a binary integer such that 0 =< k =< n. The method further comprises performing a bit-wise iteration process comprising: (i) performing a quantum entanglement between the first and second registers to separate the quantum state on the first register into distinct subspaces of the Hilbert space which are indexed by the entangled values on the second register, and (ii) measuring an outcome on the second register to find a match with a portion of k, wherein said portion of k increases incrementally with the iteration process until the match is with all of k. The bit-wise iteration is used to separate the quantum state on the first register into distinct subspaces of the Hilbert space, wherein elements of the distinct subspaces have different Hamming weights and exactly one of the subspaces contains only elements of Hamming weight k.
Resumen de: EP4834827A2
0001 In a general aspect, a quantum logic gate is performed in a quantum computing system. In some cases, a pair of qubits are defined in a quantum processor; the pair of qubits can include a first qubit defined by a first qubit device in the quantum processor and a second qubit defined by a tunable qubit device in the quantum processor. A quantum logic gate can be applied to the pair of qubits by communicating a control signal to a control line coupled to the tunable qubit device. The control signal can be configured to modulate a transition frequency of the tunable qubit device at a modulation frequency, and the modulation frequency can be determined based on a transition frequency of the first qubit device.
Resumen de: JP2026175941A
0001 【課題】システムを提供する。 【解決手段】本発明は、生成系ＡＩを中核とし、要件定義部、マルチモーダルデータ統合部、自動機械学習部、評価・自己修正部、セキュリティ・データガバナンス部、分散デプロイ部、長期記憶部を備えるＡＩ開発支援システムに関するものである。要件定義からデータ統合、モデル設計・学習、評価・自己修正、セキュリティ対応、分散デプロイ、知見の蓄積・再利用までを一気通貫で自動化し、言語データ、画像データ、センサーデータなど異種データを統合的に処理しつつ、過去のプロジェクト知見を動的に参照・活用することで、ＡＩ開発の効率化、迅速化、高品質化、セキュア運用、クロスドメイン知見継承を同時に実現するシステムである。 【選択図】図１
Resumen de: EP4835753A1
The present disclosure relates to a particle trap apparatus, a method of trapping a particle in the particle trap apparatus and a method of producing a particle trap apparatus. The particle trap apparatus comprises a set of trapping electrodes, a ground electrode and a manipulation electrode, the set of trapping electrodes being configured to provide a trapping potential of a particle trap, the manipulation electrode being configured to provide an oscillating magnetic field configured to perform a quantum operation on a trapped particle. The ground electrode or one of the set of trapping electrodes is a structured electrode. The structured electrode comprises a first area, a second area and a set of recesses. The first area is adjacent to a portion of the manipulation electrode. Each recess of the set of recesses is located between the first area and the second area. The portion of the manipulation electrode extends along a first portion length in a first direction and the set of recesses extends along a first recess set length in the first direction. The first recess set length is at least as long as the first portion length and the first portion length fully overlaps with the first recess set length when viewed in a second direction orthogonal to the first direction.
Resumen de: EP4835754A1
0001 An information processing apparatus receives a Hamiltonian for calculating an energy of an analysis target from a quantum state. The information processing apparatus combines, with reference to a database associating a plurality of first quantum circuits each configured to generate a quantum state corresponding to parameter values with a plurality of first optimization methods each configured to iteratively update the assigned parameter values, each of the plurality of first quantum circuits with the Hamiltonian, and calculates a plurality of first energies. The information processing apparatus determines a second quantum circuit and a second optimization method to be used for the analysis target, based on the plurality of first energies and the database. The information processing apparatus calculates a second energy of the analysis target based on the second quantum circuit, the Hamiltonian, and the second optimization method.
Resumen de: EP4835752A1
There is presented a method for setting a basis state of a qubit of a quantum system. The qubit represented by an atom having first energy level representing a first basis state (|0>). The method comprising applying a magnetic field (B) to the atom to split a second energy level (104) into a plurality of sub-levels (108a/b/c). The magnetic field further splits a third energy level (106) into a plurality of sub-levels (110a/b/c). An Electro-Magnetic, EM, radiation (105) is applied to the atom to cause a transition (109) from: a first sub-level (108b) of the plurality of sub-levels (108a/b/c) of the second energy level (104); to, a first sub-level (110c) of the sub-levels (110a/b/c) of the third energy level (106). A first sub-level (108b) of the second energy level (104) is associated with a first orbital angular momentum (MOM2). The first sub-level (110c) of the third energy level (106) is associated with a second orbital angular momentum (MOM3) that is different to the first orbital angular momentum (MOM2). The second sub-level (108c) of the second energy level (104): at least partially represents a second basis state (|1〉); and, comprises either: A) a minimum energy (108a) of the sub-levels (108a/b/c) of the second energy level (104); or, B) a maximum energy (108c) of the sub-levels (108a/b/c) of the second energy level (104).
Resumen de: CN123033632A
本发明涉及一种用于量子芯片材料优化的同位素数据处理方法和系统，属于量子芯片和电数字数据处理技术领域，所述方法包括：获取目标材料样品的同位素组成数据及各自的原子核参数向量；其中，所述目标材料样品中的同位素种类至少为两种或两种以上；将具有零核自旋量子数的第一种类同位素确定为固态量子芯片的候选静音宿主，将具有非零核自旋量子数的第二种类同位素确定为进行优化的目标同位素；构建用于优化量子比特区域的目标函数；以及以目标同位素浓度为优化变量求解目标函数，获取满足所有约束项对应约束条件的目标同位素浓度。本发明通过对目标材料进行的多维度、多指标的优化，有效地提高了量子芯片性能。
Resumen de: WO2025210183A1
The invention relates to a method for classifying a data item implemented by a quantum electronic device, which method comprises: obtaining a set of features describing the data item to be classified; and classifying the data item using a quantum convolutional neural network comprising a plurality of successive processing layers, the classification comprising gradually encoding the features of the set by means of a plurality of encoding layers of the network.
Resumen de: CN123031539A
本发明公开了一种适用于超高功率微波场强的电磁防护结构热设计优化方法，属于电磁防护与结构热设计领域。针对现有热设计方法难以兼顾结构紧凑性、多物理场约束与优化效率的问题，本发明建立高保真电磁‑热耦合模型，实现电磁场与温度场的双向耦合分析；采用分层协同优化架构，第一层以量子改进型非支配排序遗传算法优化内部热源布局，第二层以量子增强型降序迭代优化算法优化外部风道尺寸，并引入Kriging代理模型预测‑校准策略降低仿真成本。本发明可实现多物理场性能的协同优化，有效降低最大温升、热梯度与热应力，同时保障电磁屏蔽效能与结构紧凑性，可广泛应用于雷达、微波通信及高功率射频前端等设备的热设计。
Resumen de: CN123030823A
本发明公开了一种基于有限能量‑拓扑荷约束的哈密顿量本征谱快速求解方法及系统，属于量子仿真与计算物理技术领域。本发明将拓扑荷归零条件作为物理约束项叠加到哈密顿量上，通过迭代求解等效哈密顿量的本征谱，在求解过程中自动排除非物理本征态，加速收敛至满足有限能量边界条件的物理本征谱。本发明适用于量子多体系统、量子化学电子结构计算、凝聚态物理能带分析等场景，可将收敛速度提升。
Resumen de: CN123034801A
本发明公开了集成光电探测器和噪声消除跨阻放大器的片上低温光接口及低温系统，涉及光电集成电路以及量子计算系统技术领域，解决了缺少满足低温量子测控和跨温区光互联中有限热预算要求的低温光接口的技术问题。片上低温光接口包括：光电探测器；噪声消除跨阻放大器，包括双共栅电流复用输入级、偏置电路和输出合成级；双共栅电流复用输入级包括为NMOS的第一MOS、为PMOS的第二MOS、阻值相同的第一电阻和第二电阻；第一MOS的源极和第二MOS的源极相连并被接入光电流，第一MOS的漏极作为第一输出节点，第二MOS的漏极作为第二输出节点；输出合成级用于合成第一输出节点的电压和第二输出节点的电压，并输出合成电压。
Resumen de: CN123031903A
本申请涉及量子计算技术领域，尤其涉及一种用于训练含参量子模型的量子系统。量子系统包括通信连接的经典硬件和量子硬件，经典硬件用于存储含参的量子模型、含参量子模型的量子参数、训练含参量子模型用梯度函数、优化含参量子模型的参数的自适应矩估计优化算法；量子硬件用于在每次参数迭代中，运行经典硬件发送的参数值确定的量子模型得到和发送对应确定参数值的梯度函数值；经典硬件还用于基于量子随机特性和自适应矩估计优化算法的相关参数确定的概率来更新量子参数，并发送更新量子参数值的量子模型至量子硬件，其中，自适应矩估计优化算法的相关参数基于梯度函数值确定。
Resumen de: CN123031897A
本申请公开了TLS稳定时长的获取方法及量子比特工作点的确定方法，包括：对量子比特施加不同频率的微波信号，获取每个频率时量子比特处于目标量子态的概率随时间变化的数据，以形成二维彩色热图；将二维彩色热图中像素值大于等于第一预设阈值的像素点更新为白色，小于第一预设阈值的像素点更新为黑色，以获取黑白热图；获取黑白热图中白色连通域，将白色连通域内除中心像素点之外的其他白色像素点更新为黑色，以获得目标图像；依据目标图像中每个频率的白色像素点的数量以及对应的时间确定每个频率对应的TLS稳定时长。本申请的TLS稳定时长的获取方法有助于精确、快速地确定量子比特的工作点，进而优化量子比特的稳定性和相干性。
Resumen de: CN123031898A
本申请实施例公开了一种基于量子电路的保真度确定方法及相关装置，该方法包括将第一量子逻辑门作用于第一量子比特，将第二量子逻辑门作用于第二量子比特，将受控于第二量子比特的非门作用于第一量子比特，将哈达玛门作用于第二量子比特，得到用于确定第一量子态和第二量子态保真度的量子电路，其中，第一量子逻辑门用于制备第一量子态，第二量子逻辑门用于制备第二量子态；然后运行该量子电路，并根据第一量子比特和第二量子比特的测量结果确定第一量子态和第二量子态的保真度。本申请实施例中用于确定保真度的量子电路相较于Swap test电路所需要的量子比特数量更少，量子线路深度更浅，有利于节约量子计算机中的量子比特和量子逻辑门等硬件资源。
Resumen de: CN123031901A
本发明提供一种玻色编码总线介导的超导并行受控相位门方法及系统，包括：制备并稳定微波存储模式的二维逻辑编码子空间，使湮灭算符投影具有在两个正交逻辑基态上模相同、相位相差的非零对角主导项；选择多个多能级超导量子比特构成目标集合，利用辅助交换双重态与微波存储模式进行选择性有效交换，使各目标在共同作用窗口内同时完成条件半交换，在主导项对应的投影近似下，不同目标的条件交换项彼此对易；结束有效交换后，并行执行局域返回、采用暂存时的解除暂存及相位闭合，使各目标返回原计算子空间，输出以量子总线为共同控制端的多个受控相位门的乘积。
Resumen de: CN123031899A
本发明公开了一种基于局域酉标准形与最短路径搜索的量子态制备方法、系统、终端及存储介质，包括：将目标量子态转换为张量形式后，先通过局域酉标准化得到代表其纠缠结构的标准形；再把同一局域酉等价类中的量子态视为同一轨道节点，把CNOT等两比特纠缠门视为轨道节点之间的跃迁；随后从目标态轨道反向搜索到全零初始态轨道的低成本路径；最后将该路径反向重构为量子态制备线路，并补充对应的单比特局部门以恢复目标态。本发明减少量子态制备中高噪声两比特门的数量，降低线路深度和噪声累积，提高在硬件上的执行保真度；纠缠门的选择具有明确的纠缠结构含义，可进一步扩展为硬件感知的带权搜索，并可与稀疏态制备、分治制备和量子编译流程结合。
Resumen de: CN123031905A
本发明公开了一种基于投影角调制的量子纠错码硬件加速器。所述加速器包括投影角编码单元、错误模式存储单元、并行比较单元、纠错指令生成单元和时序控制单元。所述方法将稳定子测量结果编码为投影角，在单个时钟周期内完成与所有标准错误模式模板的并行比较，识别匹配的错误模式，生成纠错操作指令。本发明实现了量子纠错的超低延迟硬件加速，单个纠错周期延迟小于10纳秒，可广泛应用于表面码、颜色码等拓扑纠错码的实时解码和容错量子计算系统。
Nº publicación: CN123031906A 03/11/2026
Solicitante:
王颂斌
Resumen de: CN123031906A
本发明公开了一种基于等腰梯形地址阵列对称性的抗退相干量子态编码方法及其量子计算系统。所述方法将量子叠加态的幅值信息编码为第一地址编号、相位信息编码为第二地址编号，施加地址裁剪约束生成等腰梯形地址阵列，将相位信息编码为地址对相对于中心对称轴的偏移量；量子门操作在地址阵列中实现为地址对的重排操作；退相干导致的相位丢失可通过搜索距离当前地址对最近的合法层重建。本发明实现了量子态幅值和相位的完整几何保全，退相干丢失的相位可从地址位置的对称性约束中重建，量子门对应的地址对重排操作是一一对应的，不产生信息丢失。本发明预期可有效延长量子比特相干时间，提升叠加态保真度，适用于超导、离子阱、光子等多类量子计算平台。
BOPI
Sede Electrónica
