JP7440609B2 - 通信システム - Google Patents
通信システム Download PDFInfo
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- JP7440609B2 JP7440609B2 JP2022504460A JP2022504460A JP7440609B2 JP 7440609 B2 JP7440609 B2 JP 7440609B2 JP 2022504460 A JP2022504460 A JP 2022504460A JP 2022504460 A JP2022504460 A JP 2022504460A JP 7440609 B2 JP7440609 B2 JP 7440609B2
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- 238000004891 communication Methods 0.000 title claims description 199
- 230000005540 biological transmission Effects 0.000 claims description 55
- 238000012937 correction Methods 0.000 claims description 46
- 238000001514 detection method Methods 0.000 claims description 30
- 238000012546 transfer Methods 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 5
- 238000013500 data storage Methods 0.000 description 39
- 238000000034 method Methods 0.000 description 18
- 238000012545 processing Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 8
- 102100035353 Cyclin-dependent kinase 2-associated protein 1 Human genes 0.000 description 4
- 101000737813 Homo sapiens Cyclin-dependent kinase 2-associated protein 1 Proteins 0.000 description 4
- 101000585359 Homo sapiens Suppressor of tumorigenicity 20 protein Proteins 0.000 description 3
- 102100029860 Suppressor of tumorigenicity 20 protein Human genes 0.000 description 3
- 101000911772 Homo sapiens Hsc70-interacting protein Proteins 0.000 description 2
- 101000710013 Homo sapiens Reversion-inducing cysteine-rich protein with Kazal motifs Proteins 0.000 description 2
- 101000760620 Homo sapiens Cell adhesion molecule 1 Proteins 0.000 description 1
- 101001139126 Homo sapiens Krueppel-like factor 6 Proteins 0.000 description 1
- 101000661816 Homo sapiens Suppression of tumorigenicity 18 protein Proteins 0.000 description 1
- 101000661807 Homo sapiens Suppressor of tumorigenicity 14 protein Proteins 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 108090000237 interleukin-24 Proteins 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/403—Bus networks with centralised control, e.g. polling
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4247—Bus transfer protocol, e.g. handshake; Synchronisation on a daisy chain bus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/009—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location arrangements specific to transmitters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1835—Buffer management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/24—Testing correct operation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0061—Error detection codes
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Small-Scale Networks (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Description
2 受信側ユニット(スレーブ通信装置)
12 送信データ生成部(生成部)
15 選択部(送信部)
16 計算部
21 エラー訂正・検出部(判断部)
22 データ記憶部(記憶部)
23 選択部
24 信頼度比較部(比較部)
Claims (4)
- マスタ通信装置より複数のスレーブ通信装置がデイジーチェーン接続され、前記複数のスレーブ通信装置が異なる通信周期でマスタ通信装置にデータを要求し、前記複数のスレーブ通信装置はデータを受信すべきタイミングでデータを受信し、前記複数のスレーブ通信装置のうち、1つ以上のスレーブ通信装置はデータを受信すべきタイミングと異なるタイミングで受信する通信システムにおいて、
前記マスタ通信装置は、
1つのヘッダに続いてすべてのスレーブ通信装置に対するデータが連なる送信データを生成する生成部と、
複数のスレーブ通信装置が要求する通信周期のうち、最速の周期で前記生成部が生成した送信データを送信する送信部と、
前記送信データに対する前記最速の通信周期と、該最速の通信周期と複数のスレーブ通信装置の通信周期とから、前記送信データを送信する送信回数とを計算する計算部と、
を備え、
前記複数のスレーブ通信装置は、
前記マスタ通信装置から受信するデータに信頼度を示す情報を付加して記憶する記憶部と、
後から受信するデータの信頼度と前記記憶部に記憶したデータの信頼度とを比較する比較部と、
前記比較部が後から受信するデータの信頼度よりも前記記憶部に記憶したデータの信頼度が高い場合、前記記憶部に記憶したデータを選択する選択部と、
を備える通信システム。 - 前記送信部は、前記最速の周期よりも長い周期で前記送信データを受信するいずれかのスレーブ通信装置に対して同一の送信データを前記最速の周期で繰り返し送信する、請求項1に記載の通信システム。
- 前記複数のスレーブ通信装置は、
前記データの転送エラーを検出して訂正の可否を判断する判断部を備え、
前記判断部は、前記データに訂正の可否に基づく信頼度を示す情報を付加して前記記憶部に記憶させる、請求項1または2に記載の通信システム。 - 前記送信データは、エラー訂正符号ECCまたはエラー検出符号CRCが付加されている、請求項1乃至3のいずれかに記載の通信システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020039262 | 2020-03-06 | ||
JP2020039262 | 2020-03-06 | ||
PCT/JP2021/008491 WO2021177412A1 (ja) | 2020-03-06 | 2021-03-04 | 通信システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2021177412A1 JPWO2021177412A1 (ja) | 2021-09-10 |
JP7440609B2 true JP7440609B2 (ja) | 2024-02-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022504460A Active JP7440609B2 (ja) | 2020-03-06 | 2021-03-04 | 通信システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US11962425B2 (ja) |
JP (1) | JP7440609B2 (ja) |
CN (1) | CN115211080A (ja) |
DE (1) | DE112021001452T5 (ja) |
WO (1) | WO2021177412A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021116548A1 (de) | 2021-06-25 | 2022-12-29 | Kumovis GmbH | Probeimplantat für die Wirbelsäulenchirurgie |
US20240061744A1 (en) * | 2022-08-16 | 2024-02-22 | Micron Technology, Inc. | Command address fault detection |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000252892A (ja) | 1999-03-02 | 2000-09-14 | Casio Comput Co Ltd | データ受信機 |
JP2006094302A (ja) | 2004-09-27 | 2006-04-06 | Fanuc Ltd | データ伝送装置 |
JP2015125456A (ja) | 2013-12-25 | 2015-07-06 | ファナック株式会社 | 数値制御システム |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002171176A (ja) | 2000-12-04 | 2002-06-14 | Sony Corp | 送信機、受信機およびデータ伝送方法 |
US8549198B2 (en) * | 2009-03-27 | 2013-10-01 | Schneider Electric It Corporation | Communication protocol |
JP2018148337A (ja) | 2017-03-03 | 2018-09-20 | ファナック株式会社 | 通信システム |
US11063850B2 (en) * | 2018-08-29 | 2021-07-13 | Ati Technologies Uls | Slave-to-master data and out-of-sequence acknowledgements on a daisy-chained bus |
EP4220423A1 (en) * | 2022-02-01 | 2023-08-02 | Vito NV | A daisy chain connected master-slave communication system and a method of operating thereof |
-
2021
- 2021-03-04 US US17/905,342 patent/US11962425B2/en active Active
- 2021-03-04 DE DE112021001452.8T patent/DE112021001452T5/de active Pending
- 2021-03-04 JP JP2022504460A patent/JP7440609B2/ja active Active
- 2021-03-04 CN CN202180018892.6A patent/CN115211080A/zh active Pending
- 2021-03-04 WO PCT/JP2021/008491 patent/WO2021177412A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000252892A (ja) | 1999-03-02 | 2000-09-14 | Casio Comput Co Ltd | データ受信機 |
JP2006094302A (ja) | 2004-09-27 | 2006-04-06 | Fanuc Ltd | データ伝送装置 |
JP2015125456A (ja) | 2013-12-25 | 2015-07-06 | ファナック株式会社 | 数値制御システム |
Also Published As
Publication number | Publication date |
---|---|
CN115211080A (zh) | 2022-10-18 |
US11962425B2 (en) | 2024-04-16 |
DE112021001452T5 (de) | 2023-01-12 |
WO2021177412A1 (ja) | 2021-09-10 |
US20230098515A1 (en) | 2023-03-30 |
JPWO2021177412A1 (ja) | 2021-09-10 |
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