US 2026/0031794 A1 · CONFIGURING A CIRCUIT FOR GENERATING SAMPLES FROM A TARGET DISTRIBUTION

Abstract

A method for configuring a circuit for generating samples from a target distribution comprises: receiving a matrix representing parameters associated with the target distribution; tuning a plurality of tunable capacitance circuits in a tunable capacitance network based at least in part on respective elements of the matrix, wherein the tunable capacitance network consists essentially of interconnected wires intersecting at a plurality of nodes with selected pairs of nodes of the plurality of nodes interconnected by a respective tunable capacitance circuit of the plurality of tunable capacitance circuits and one or more nodes of the plurality of nodes connected to a common ground by a respective tunable capacitance circuit of the plurality of tunable capacitance circuits; recording respective voltage samples from the plurality of nodes of the tunable capacitance network; and storing a linear transformation of a vector of the voltage samples based at least in part on the matrix.

Claims24

Dependent claims

A method for configuring a circuit for generating samples from a target distribution, the method comprising:

receiving a matrix representing parameters associated with the target distribution;
tuning a plurality of tunable capacitance circuits in a tunable capacitance network based at least in part on respective elements of the matrix, wherein the tunable capacitance network consists essentially of interconnected wires intersecting at a plurality of nodes with selected pairs of nodes of the plurality of nodes interconnected by a respective tunable capacitance circuit of the plurality of tunable capacitance circuits and one or more nodes of the plurality of nodes connected to a common ground by a respective tunable capacitance circuit of the plurality of tunable capacitance circuits;
recording respective voltage samples from the plurality of nodes of the tunable capacitance network;
and
storing a linear transformation of a vector of the voltage samples based at least in part on the matrix.

2 more elements

An apparatus comprising:

one or more voltage sources configured to provide respective voltages relative to a common ground;
a tunable capacitance network consisting essentially of interconnected wires intersecting at a plurality of nodes with selected pairs of nodes of the plurality of nodes interconnected by a respective tunable capacitance circuit of a plurality of tunable capacitance circuits and one or more nodes of the plurality of nodes connected to the common ground by a respective tunable capacitance circuit of the plurality of tunable capacitance circuits, wherein:
each tunable capacitance circuit of the plurality of tunable capacitance circuits comprises a plurality of switchable capacitors connected in parallel, and
each switchable capacitor of each plurality of switchable capacitors comprises an active switching element connected in series with a corresponding capacitor;
and
at least one voltage sampling circuit connected to a corresponding node of the plurality of nodes of the tunable capacitance network configured to record one or more voltage samples.

3 more elements

Dependencies are inferred from the claim text.

Configuring a circuit for generating samples from a target distribution

Life of this patent

Configuring a circuit for generating samples from a target distribution

Life of this patent

Abstract

Claims24