RU2002131893A - ERROR OR MALFUNCTION DETECTION DEVICE IN DIGITAL SIGNAL PROCESSING DEVICE - Google Patents

ERROR OR MALFUNCTION DETECTION DEVICE IN DIGITAL SIGNAL PROCESSING DEVICE

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Publication number
RU2002131893A
RU2002131893A RU2002131893/28A RU2002131893A RU2002131893A RU 2002131893 A RU2002131893 A RU 2002131893A RU 2002131893/28 A RU2002131893/28 A RU 2002131893/28A RU 2002131893 A RU2002131893 A RU 2002131893A RU 2002131893 A RU2002131893 A RU 2002131893A
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RU
Russia
Prior art keywords
signal processing
processing device
sensors
test
multiplexer
Prior art date
Application number
RU2002131893/28A
Other languages
Russian (ru)
Other versions
RU2287780C2 (en
Inventor
Юрген ЗАУЛЕР
Оскар ТОРНО
Аксель ХАЙНШТАЙН
Карстен КЛУТ
Вернер ХЭМИНГ
Original Assignee
Роберт Бош Гмбх
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE10022815A external-priority patent/DE10022815A1/en
Application filed by Роберт Бош Гмбх filed Critical Роберт Бош Гмбх
Publication of RU2002131893A publication Critical patent/RU2002131893A/en
Application granted granted Critical
Publication of RU2287780C2 publication Critical patent/RU2287780C2/en

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Claims (10)

1. Устройство обработки сигналов, имеющее один или несколько датчиков для регистрации значений некоторой измеряемой величины, при этом предусмотрены средства обнаружения ошибок или неисправностей, позволяющие выполнять по меньшей мере две различные функции контроля, а также имеющее аналоговую (18) и цифровую (19) части, отличающееся тем, что средства обнаружения ошибок или неисправностей позволяют при выполнении обеих различных функций контроля контролировать работоспособность аналоговой (18) и цифровой (19) частей устройства обработки сигналов.1. A signal processing device having one or more sensors for recording the values of a certain measurable quantity, and there are means for detecting errors or malfunctions that allow performing at least two different monitoring functions, as well as having analog (18) and digital (19) parts characterized in that the means for detecting errors or malfunctions make it possible to monitor the performance of the analog (18) and digital (19) parts of the signal processing device when performing both different control functions catch. 2. Устройство обработки сигналов по п.1, отличающееся тем, что оно имеет симметричные входы, к которым подсоединен датчик или датчики.2. The signal processing device according to claim 1, characterized in that it has balanced inputs to which a sensor or sensors are connected. 3. Устройство обработки сигналов по п.1 или 2, отличающееся тем, что указанный датчик или датчики представляют собой датчики детонационного сгорания, используемые для распознавания детонационных стуков, результат которого используется для регулирования по детонации.3. The signal processing device according to claim 1 or 2, characterized in that said sensor or sensors are detonation combustion sensors used to recognize knocking knocks, the result of which is used to control detonation. 4. Устройство обработки сигналов по пп.1, 2 или 3, отличающееся тем, что на его входе предусмотрен мультиплексор (14), с которым соединены указанные датчики, при этом при выполнении первой функции контроля в мультиплексор (14) подается тестовый сигнал (ТР), параметры которого выбираются таким образом, чтобы обеспечить отдачу предельно возможной мощности на выходе цифровой схемы обработки сигналов, прежде всего интегратора (22).4. A signal processing device according to claims 1, 2 or 3, characterized in that a multiplexer (14) is provided at its input, to which the said sensors are connected, and when performing the first monitoring function, a test signal is supplied to the multiplexer (14) (TP ), the parameters of which are selected in such a way as to ensure the return of the maximum possible power at the output of the digital signal processing circuit, primarily the integrator (22). 5. Устройство обработки сигналов по п.4, отличающееся тем, что тестовый сигнал (ТР) формируется самой схемой обработки.5. The signal processing device according to claim 4, characterized in that the test signal (TP) is generated by the processing circuit itself. 6. Устройство по любому из предыдущих пунктов, отличающееся тем, что тестовый сигнал (ТР) подается в схему обработки извне.6. The device according to any one of the preceding paragraphs, characterized in that the test signal (TP) is supplied to the processing circuit from the outside. 7. Устройство обработки сигналов по любому из предыдущих пунктов, отличающееся тем, что для проведения теста без нагрузки входы мультиплексора (14) отключаются и/или замыкаются накоротко, а выдаваемое в этом случае интегратором (22) значение сравнивается с некоторым заданным значением, превышение которого указывает на наличие ошибки или неисправности.7. The signal processing device according to any one of the preceding paragraphs, characterized in that for the test without load the inputs of the multiplexer (14) are turned off and / or short-circuited, and the value generated in this case by the integrator (22) is compared with a certain set value, the excess of which indicates an error or malfunction. 8. Устройство обработки сигналов по п.7, отличающееся тем, что результат теста без нагрузки учитывается при коррекции смещения нуля.8. The signal processing device according to claim 7, characterized in that the test result without load is taken into account when correcting a zero offset. 9. Устройство обработки сигналов по любому из предыдущих пунктов, отличающееся тем, что предусмотрены средства, позволяющие активизировать функции контроля только в заданные моменты времени и/или при наличии заданных рабочих условий.9. The signal processing device according to any one of the preceding paragraphs, characterized in that means are provided that enable the monitoring functions to be activated only at predetermined times and / or in the presence of predetermined operating conditions. 10. Устройство обработки сигналов по п.9, отличающееся тем, что указанные средства позволяют выполнять функции контроля в непрерывном режиме или активизировать их при наличии заданных рабочих условий либо в фазе инициализации и/или в последующий за ней период.10. The signal processing device according to claim 9, characterized in that the said means allow to perform monitoring functions in a continuous mode or to activate them in the presence of specified operating conditions or in the initialization phase and / or in the period following it.
RU2002131893/28A 2000-05-10 2001-05-04 Device for detecting errors and malfunctions in signal processing digital device RU2287780C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10022815A DE10022815A1 (en) 2000-05-10 2000-05-10 Device for error detection in a digital signal evaluation device
DE10022815.1 2000-05-10

Publications (2)

Publication Number Publication Date
RU2002131893A true RU2002131893A (en) 2004-06-10
RU2287780C2 RU2287780C2 (en) 2006-11-20

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RU2002131893/28A RU2287780C2 (en) 2000-05-10 2001-05-04 Device for detecting errors and malfunctions in signal processing digital device

Country Status (9)

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US (1) US6975969B2 (en)
EP (1) EP1282808B1 (en)
JP (1) JP4819283B2 (en)
KR (1) KR100769757B1 (en)
CN (1) CN1244798C (en)
BR (1) BR0110650A (en)
DE (2) DE10022815A1 (en)
RU (1) RU2287780C2 (en)
WO (1) WO2001086231A1 (en)

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