The present invention relates to safe serial bus communication methods and devices suitable for automotive applications. An exemplary sensor IC comprises: a sensor controller that operates a transducer to obtain measurement data formattable as data packets; a scrambler that masks each data packet with a scrambling operation before a data block is transmitted to a bus controller device through a serial bus, wherein the scrambling operation has a secret configuration and/or a secret initial state; and an integrated circuit component that operates on a seed value to derive the secret configuration and/or the secret initial state.
자동차 응용들에 적합한 안전 직렬 버스 통신 방법들 및 디바이스들. 예시적인 센서 IC는 데이터 패킷들로서 포맷팅 가능한 측정 데이터를 획득하도록 변환기를 동작시키는 센서 컨트롤러; 각각의 데이터 패킷을 그 데이터 블록이 직렬 버스를 통해 버스 컨트롤러 디바이스에 전송되기 전에 스크램블링 동작으로 마스킹하는 스크램블러 - 상기 스크램블링 동작은 시크릿 구성 및/또는 시크릿 초기 상태를 가짐 -; 및 시크릿 구성 및/또는 시크릿 초기 상태를 도출하기 위해 시드 값에 대해 동작하는 집적 회로 컴포넌트를 포함한다.
INTEGRATED CIRCUIT DEVICE AND AN AUTOMOTIVE SENSOR NETWORK
집적 회로 디바이스 및 자동차 센서 네트워크
2022-11-24
Patent
Electronic Resource
Korean
IPC: | H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung |
Automotive power integrated circuit processes
Tema Archive | 1989
|A multifunction integrated circuit for automotive sensors
Tema Archive | 1978
|An Integrated Circuit Regulator for Automotive Alternator Systems
SAE Technical Papers | 1968
|Sensor control circuit for automotive glass blowing control
European Patent Office | 2015
|An Analog/Digital Integrated Circuit Interface for Automotive Sensors
SAE Technical Papers | 1976
|