JP7472817B2 - データ処理システム - Google Patents
データ処理システム Download PDFInfo
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- JP7472817B2 JP7472817B2 JP2021020932A JP2021020932A JP7472817B2 JP 7472817 B2 JP7472817 B2 JP 7472817B2 JP 2021020932 A JP2021020932 A JP 2021020932A JP 2021020932 A JP2021020932 A JP 2021020932A JP 7472817 B2 JP7472817 B2 JP 7472817B2
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- 238000012545 processing Methods 0.000 title claims description 45
- 230000005856 abnormality Effects 0.000 claims description 197
- 238000000034 method Methods 0.000 claims description 60
- 238000012806 monitoring device Methods 0.000 claims description 43
- 230000015654 memory Effects 0.000 claims description 37
- 238000012544 monitoring process Methods 0.000 claims description 30
- 230000002093 peripheral effect Effects 0.000 claims description 17
- 230000002159 abnormal effect Effects 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 5
- 238000003745 diagnosis Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 230000007257 malfunction Effects 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- 230000001052 transient effect Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 238000004092 self-diagnosis Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/0793—Remedial or corrective actions
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/24—Resetting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/02—Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
- B60W50/0205—Diagnosing or detecting failures; Failure detection models
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/02—Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
- B60W50/035—Bringing the control units into a predefined state, e.g. giving priority to particular actuators
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
- G06F11/0721—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment within a central processing unit [CPU]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
- G06F11/0736—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in functional embedded systems, i.e. in a data processing system designed as a combination of hardware and software dedicated to performing a certain function
- G06F11/0739—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in functional embedded systems, i.e. in a data processing system designed as a combination of hardware and software dedicated to performing a certain function in a data processing system embedded in automotive or aircraft systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W2050/0062—Adapting control system settings
- B60W2050/0075—Automatic parameter input, automatic initialising or calibrating means
- B60W2050/0083—Setting, resetting, calibration
- B60W2050/0085—Setting or resetting initial positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/02—Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
- B60W50/0205—Diagnosing or detecting failures; Failure detection models
- B60W2050/0215—Sensor drifts or sensor failures
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Human Computer Interaction (AREA)
- Executing Machine-Instructions (AREA)
- Microcomputers (AREA)
- Testing And Monitoring For Control Systems (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
- Power Sources (AREA)
- Debugging And Monitoring (AREA)
Description
車両の運転支援または自動運転に用いられる周辺監視機器(20)の制御部(30)と、
制御部へ電源を供給する電源部(50)と、を備え、
制御部および電源部のうち、少なくとも制御部は、周辺監視機器または電源部に生じた異常を異常データとして記憶する異常用レジスタ(33)を含み、電源部から制御部へ電源が供給されている状態で制御部の前記リセットが行われたとしても異常用レジスタに異常データが保持されるようになっており、
異常用レジスタは、揮発性メモリである。
以上、本開示の代表的な実施形態について説明したが、本開示は、上述の実施形態に限定されることなく、例えば、以下のように種々変形可能である。
20 周辺監視機器
30 SoC(制御部)
33 第1異常用レジスタ
50 電源制御装置(電源部)
Claims (7)
- 周辺監視用のデータ処理システムであって、
車両の運転支援または自動運転に用いられる周辺監視機器(20)の制御部(30)と、
前記制御部へ電源を供給する電源部(50)と、を備え、
前記制御部および前記電源部のうち、少なくとも前記制御部は、前記周辺監視機器または前記電源部に生じた異常を異常データとして記憶する異常用レジスタ(33)を含み、前記電源部から前記制御部へ電源が供給されている状態で前記制御部のリセットが行われたとしても前記異常用レジスタに前記異常データが保持されるようになっており、
前記異常用レジスタは、揮発性メモリである、データ処理システム。 - 前記制御部は、前記リセットの後に再び起動すると、前記異常用レジスタに保持される前記異常データに基づいて前記異常の状態を判定する異常判定処理を行う、請求項1に記載のデータ処理システム。
- 不揮発性メモリを含む記憶部(40)を備え、
前記制御部は、前記異常判定処理にて前記異常が検出された場合に前記異常の状態を前記記憶部に記憶し、前記異常判定処理にて前記異常が検出されていない場合に前記異常判定処理の判定結果を前記記憶部に記憶しない、請求項2に記載のデータ処理システム。 - 前記電源部は、前記制御部に前記異常が生じたとしても前記制御部への電源の供給を維持し、
前記制御部は、前記制御部の前記リセットを実行する実行条件が成立すると、前記電源部から前記制御部へ電源が供給されている状態で前記制御部の前記リセットを行う、請求項1ないし3のいずれか1つに記載のデータ処理システム。 - 前記電源部は、前記電源部に前記異常が検出されると、前記制御部に前記リセットを要求する要求信号を出力し、
前記制御部は、前記電源部から前記要求信号を受けると、前記リセットを行う、請求項1ないし4のいずれか1つに記載のデータ処理システム。 - 前記制御部の動作を監視するウォッチドックタイマ(35)を備え、
前記電源部は、前記ウォッチドックタイマとの通信によって前記制御部に前記異常が検出されると、前記制御部に前記リセットを要求するリセット信号を出力し、
前記制御部は、前記電源部から前記リセット信号を受けると、前記リセットを行う、請求項1ないし5のいずれか1つに記載のデータ処理システム。 - 前記周辺監視機器は、前記車両の周辺を撮像する車載カメラ(21)を含むカメラモジュールであり、
前記制御部は、前記車載カメラで撮像された画像を処理する画像処理装置を構成している、請求項1ないし6のいずれか1つに記載のデータ処理システム。
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JP2021020932A JP7472817B2 (ja) | 2021-02-12 | 2021-02-12 | データ処理システム |
US17/650,638 US20220261307A1 (en) | 2021-02-12 | 2022-02-10 | Monitoring-data processing method and system |
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JP2021020932A JP7472817B2 (ja) | 2021-02-12 | 2021-02-12 | データ処理システム |
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JP2022123552A JP2022123552A (ja) | 2022-08-24 |
JP7472817B2 true JP7472817B2 (ja) | 2024-04-23 |
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JP (1) | JP7472817B2 (ja) |
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KR20230035861A (ko) * | 2021-09-06 | 2023-03-14 | 현대자동차주식회사 | 시트벨트 무선통신 시스템 및 그 방법 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006323494A (ja) | 2005-05-17 | 2006-11-30 | Fujitsu Ten Ltd | 障害復旧方法およびマイクロコンピュータ |
JP2008210096A (ja) | 2007-02-26 | 2008-09-11 | Auto Network Gijutsu Kenkyusho:Kk | 電子制御ユニットのメモリチェックシステム |
JP2014115950A (ja) | 2012-12-12 | 2014-06-26 | Denso Corp | 車載電子制御装置 |
JP2015185123A (ja) | 2014-03-26 | 2015-10-22 | 株式会社デンソー | 電子制御装置 |
JP2020097352A (ja) | 2018-12-19 | 2020-06-25 | 日立オートモティブシステムズ株式会社 | 電子制御装置および車載システム |
JP2020156222A (ja) | 2019-03-20 | 2020-09-24 | 株式会社デンソー | 車載カメラモジュールの電源制御装置 |
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DE112013000204T5 (de) * | 2013-08-20 | 2015-06-25 | Komatsu Ltd. | Baumaschinensteuergerät |
CN109709963B (zh) * | 2018-12-29 | 2022-05-13 | 阿波罗智能技术(北京)有限公司 | 无人驾驶控制器及无人驾驶车辆 |
JP7115330B2 (ja) * | 2019-01-16 | 2022-08-09 | トヨタ自動車株式会社 | 車載システム、無線通信装置、及び制御方法 |
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- 2022-02-10 US US17/650,638 patent/US20220261307A1/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006323494A (ja) | 2005-05-17 | 2006-11-30 | Fujitsu Ten Ltd | 障害復旧方法およびマイクロコンピュータ |
JP2008210096A (ja) | 2007-02-26 | 2008-09-11 | Auto Network Gijutsu Kenkyusho:Kk | 電子制御ユニットのメモリチェックシステム |
JP2014115950A (ja) | 2012-12-12 | 2014-06-26 | Denso Corp | 車載電子制御装置 |
JP2015185123A (ja) | 2014-03-26 | 2015-10-22 | 株式会社デンソー | 電子制御装置 |
JP2020097352A (ja) | 2018-12-19 | 2020-06-25 | 日立オートモティブシステムズ株式会社 | 電子制御装置および車載システム |
JP2020156222A (ja) | 2019-03-20 | 2020-09-24 | 株式会社デンソー | 車載カメラモジュールの電源制御装置 |
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US20220261307A1 (en) | 2022-08-18 |
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