Patent · US Active

Diagnosis device and system

US12292476B2 · kind B2 · utility

0Cited by

1References

18Claims

0Family size

Assignee

BYD Company Limited · CN

Inventors

Yilong Yu · Lo Wu, CN
Luhui XU · Lo Wu, CN
Zhiyong Du · Lo Wu, CN
Axi QI · Lo Wu, CN
Guangming Yang · Tangxia, CN

Key dates

Filing date	Aug 24, 2020
Grant date	May 6, 2025
Priority date	—
Expiry date	Sep 6, 2041

Classification

Technology area (CPC G)Physics
CPC primaryG01R31/34
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A device and a system for diagnosing a motor parameter are provided. The device includes a master chip, an excitation conditioning circuit, a motor resolver unit, and a sine and cosine conditioning circuit. The master chip includes a first analog-to-digital converter, a second analog-to-digital converter, a first processing unit, and a monitoring core.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.