JP2007318471A5 - - Google Patents
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- JP2007318471A5 JP2007318471A5 JP2006146298A JP2006146298A JP2007318471A5 JP 2007318471 A5 JP2007318471 A5 JP 2007318471A5 JP 2006146298 A JP2006146298 A JP 2006146298A JP 2006146298 A JP2006146298 A JP 2006146298A JP 2007318471 A5 JP2007318471 A5 JP 2007318471A5
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- communication system
- trigger signal
- transmission
- detection device
- transmission signal
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- 230000005540 biological transmission Effects 0.000 claims 21
- 238000001514 detection method Methods 0.000 claims 9
Claims (6)
前記伝送路を流れる伝送信号の内容を前記プロトコルに従って解析する伝送信号解析手段と、
前記伝送信号解析手段による前記伝送信号の解析結果が、所定のトリガ信号出力条件を満たす場合に、前記通信システムに異常が発生したと判断し、トリガ信号を出力するトリガ信号出力手段と、
を備え、
前記トリガ信号出力手段によって前記トリガ信号が出力された場合に、そのトリガ信号出力条件を満たす前記伝送信号の解析結果と、前記伝送路を流れる前記伝送信号の波形データと、を関連付けて第１の記憶手段に記憶させ、
前記第１の記憶手段に記憶された波形データに基づいて、前記伝送路の異常発生原因を推定する原因推定手段、をさらに備えることを特徴とする通信システム異常検出装置。 A communication system abnormality detection device used for diagnosing communication abnormality in a communication system in which a plurality of terminals are connected via a transmission path and communicate with each other according to a predetermined protocol,
Transmission signal analyzing means for analyzing the content of the transmission signal flowing through the transmission line according to the protocol;
Trigger signal output means for determining that an abnormality has occurred in the communication system and outputting a trigger signal when the analysis result of the transmission signal by the transmission signal analysis means satisfies a predetermined trigger signal output condition;
With
When the trigger signal is output by the trigger signal output means, the analysis result of the transmission signal satisfying the trigger signal output condition and the waveform data of the transmission signal flowing through the transmission path are associated with each other in the first Memorize it in the memory means ,
The first on the basis of the stored waveform data in the storage means, the cause estimation means for estimating an abnormality cause of the transmission line, further comprising a communication system abnormality detecting device according to claim Rukoto a.
前記トリガ信号出力手段によって前記トリガ信号が出力された場合に、さらに、そのトリガ信号出力条件を、前記伝送路を流れる前記伝送信号の波形データと関連付けて前記第１の記憶手段に記憶させることを特徴とする通信システム異常検出装置。 In the communication system abnormality detection device according to claim 1,
When the trigger signal is output by the trigger signal output means, further, the trigger signal output conditions, it is stored with the waveform data and related of the transmission signal flowing in the transmission path to the first storage unit A communication system abnormality detection device characterized by the above.
前記トリガ信号出力手段によって前記トリガ信号が出力された場合に、さらに、そのトリガ信号が出力された時刻を、前記伝送路を流れる前記伝送信号の波形データと関連付けて前記第１の記憶手段に記憶させることを特徴とする通信システム異常検出装置。 In the communication system abnormality detection device according to claim 1 or 2,
When the trigger signal is output by the trigger signal output means, further, the time when the trigger signal is outputted, the attach waveform data and related of the transmission signal flowing through the transmission line first storage means A communication system abnormality detecting device characterized in that the communication system abnormality is stored.
前記トリガ信号出力条件は、前記通信システムの特性に応じて設定可能であることを特徴とする通信システム異常検出装置。 In the communication system abnormality detection device according to any one of claims 1 to 3,
The communication system abnormality detection device, wherein the trigger signal output condition can be set according to characteristics of the communication system.
前記伝送信号が前記端末からの異常発生通知信号である場合、及び、前記端末から送信されるべき信号が送信されていないことを前記伝送信号が示す場合、の少なくとも１つの場合に、前記トリガ信号出力条件が満たされることを特徴とする通信システム異常検出装置。 In the communication system abnormality detection device according to any one of claims 1 to 4,
The trigger signal in at least one of the case where the transmission signal is an abnormality notification signal from the terminal and the transmission signal indicates that the signal to be transmitted from the terminal is not transmitted. A communication system abnormality detecting device characterized in that an output condition is satisfied.
前記伝送信号解析手段による前記伝送信号の解析結果を第２の記憶手段に記憶させ、
前記第２の記憶手段に記憶された、前記伝送信号解析手段による前記伝送信号の解析結果に基づいて、前記伝送路の異常発生原因を推定する原因推定手段をさらに備えることを特徴とする通信システム異常検出装置。 In the communication system abnormality detection device according to any one of claims 1 to 5,
Storing the analysis result of the transmission signal by the transmission signal analyzing means in a second storage means;
A communication system further comprising cause estimating means for estimating a cause of occurrence of an abnormality in the transmission line based on an analysis result of the transmission signal stored in the second storage means by the transmission signal analyzing means. Anomaly detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006146298A JP2007318471A (en) | 2006-05-26 | 2006-05-26 | Communication system abnormality detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006146298A JP2007318471A (en) | 2006-05-26 | 2006-05-26 | Communication system abnormality detecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007318471A JP2007318471A (en) | 2007-12-06 |
| JP2007318471A5 true JP2007318471A5 (en) | 2008-07-17 |
Family
ID=38851932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006146298A Pending JP2007318471A (en) | 2006-05-26 | 2006-05-26 | Communication system abnormality detecting device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2007318471A (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101580169B1 (en) * | 2009-01-09 | 2015-12-24 | 삼성전자 주식회사 | Air conditioner and method to detect cause of error |
| JP5369705B2 (en) * | 2009-01-23 | 2013-12-18 | 横河電機株式会社 | Communication device |
| JP5178774B2 (en) * | 2010-05-10 | 2013-04-10 | 三菱電機株式会社 | Air conditioning communication information collection device, air conditioning communication information collection system, air conditioning communication information collection method and program |
| JP5677207B2 (en) * | 2011-06-13 | 2015-02-25 | 株式会社富士通アドバンストエンジニアリング | Communication system including an abnormal event occurrence cause identification function |
| WO2013114525A1 (en) | 2012-01-30 | 2013-08-08 | 三菱電機株式会社 | Facility management device, facility management system, facility management method, and program |
| CN103104961B (en) * | 2013-01-30 | 2016-06-15 | 广东美的制冷设备有限公司 | Communication fault detection method and detecting device |
| JP6012510B2 (en) * | 2013-02-28 | 2016-10-25 | 株式会社日立製作所 | Wireless network system |
| CN104807129B (en) * | 2014-01-23 | 2017-08-25 | 广东美的制冷设备有限公司 | The control method of air conditioner |
| CN112703744B (en) * | 2018-11-08 | 2023-12-29 | 中国电力株式会社 | Information processing apparatus and abnormality visualization system |
| JP7149863B2 (en) * | 2019-01-25 | 2022-10-07 | 三菱電機株式会社 | Abnormality monitoring device and abnormality monitoring method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11112606A (en) * | 1997-10-06 | 1999-04-23 | Omron Corp | Processing method for coping with communication fault and communication equipment |
| JPH11252211A (en) * | 1998-03-05 | 1999-09-17 | Nippon Telegr & Teleph Corp <Ntt> | Waveform record analysis output device for digital line |
| JP3891237B2 (en) * | 1998-04-20 | 2007-03-14 | 株式会社安川電機 | COMMUNICATION DATA MONITORING DEVICE, COMMUNICATION DATA MONITORING METHOD, AND RECORDING MEDIUM CONTAINING COMMUNICATION DATA MONITORING PROGRAM |
| JP2002163018A (en) * | 2000-11-27 | 2002-06-07 | Matsushita Electric Works Ltd | Analyzer for transmission abnormality |
-
2006
- 2006-05-26 JP JP2006146298A patent/JP2007318471A/en active Pending
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