US 10,120,966 B2 · Information processing device and waveform verification method

Abstract

An information processing device include: a memory; and one or more processors which are coupled to the memory, wherein the one or more processors performs a process including verifying a quality of a signal waveform that is propagated through focused wiring on a substrate; and storing information which is used for the verification of the quality of the signal waveform, and wherein the verifying includes determining a relative permittivity of the substrate in a division position of a variation range of the relative permittivity of the substrate such that a variation range of a propagation delay time of the signal waveform corresponding to the variation range of the relative permittivity of the substrate is divided at even intervals; generating an analysis model corresponding to the relative permittivity of the substrate in the determined division position; and performing waveform analysis on the signal waveform using the generated analysis model.

Claims15

Dependent claims

A non-transitory, computer-readable recording medium which stores a waveform verification program that causes a memory and one or more processors, which are coupled to the memory and configured to verify a quality of a signal waveform that is propagated through focused wiring on a substrate, to perform a process comprising:

determining a relative permittivity of the substrate in a division position of a variation range of the relative permittivity of the substrate such that a variation range of a propagation delay time of the signal waveform corresponding to the variation range of the relative permittivity of the substrate is divided at even intervals;
generating an analysis model corresponding to the relative permittivity of the substrate in the determined division position;
performing waveform analysis on the signal waveform using the generated analysis model;
and
generating an eye pattern according to the waveform analysis performed on the signal waveform for each analysis model.

2 more elements

An information processing device comprising:

a memory;
and
one or more processors which are coupled to the memory,
wherein the one or more processors performs a process including
verifying a quality of a signal waveform that is propagated through focused wiring on a substrate;
and
storing information which is used for the verification of the quality of the signal waveform, and
wherein the verifying includes
determining a relative permittivity of the substrate in a division position of a variation range of the relative permittivity of the substrate such that a variation range of a propagation delay time of the signal waveform corresponding to the variation range of the relative permittivity of the substrate is divided at even intervals;
generating an analysis model corresponding to the relative permittivity of the substrate in the determined division position;
performing waveform analysis on the signal waveform using the generated analysis model;
and
generating an eye pattern according to the waveform analysis performed on the signal waveform for each analysis model.

10 more elements

A waveform verification method for causing a computer to verify a quality of a signal waveform that is propagated through focused wiring on a substrate, the waveform verification method comprising:

determining a relative permittivity of the substrate in a division position of a variation range of the relative permittivity of the substrate such that a variation range of a propagation delay time of the signal waveform corresponding to the variation range of the relative permittivity of the substrate is divided at even intervals;
generating an analysis model corresponding to the relative permittivity of the substrate in the determined division position;
and
performing waveform analysis on the signal waveform using the generated analysis model;
and
generating an eye pattern according to the waveform analysis performed on the signal waveform for each analysis model.

3 more elements

Dependencies are inferred from the claim text.

Information processing device and waveform verification method

Life of this patent

Information processing device and waveform verification method

Life of this patent

Abstract

Claims15