JP5689544B2 - デジタルデータを送信するためのエラー訂正およびエラー検出の新規な組合せ - Google Patents
デジタルデータを送信するためのエラー訂正およびエラー検出の新規な組合せ Download PDFInfo
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- JP5689544B2 JP5689544B2 JP2013555786A JP2013555786A JP5689544B2 JP 5689544 B2 JP5689544 B2 JP 5689544B2 JP 2013555786 A JP2013555786 A JP 2013555786A JP 2013555786 A JP2013555786 A JP 2013555786A JP 5689544 B2 JP5689544 B2 JP 5689544B2
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- 238000001514 detection method Methods 0.000 title 1
- 238000000034 method Methods 0.000 claims description 57
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- 238000005516 engineering process Methods 0.000 claims description 11
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 230000006854 communication Effects 0.000 description 24
- 238000004891 communication Methods 0.000 description 20
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Classifications
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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
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- 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
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/36—Handling requests for interconnection or transfer for access to common bus or bus system
- G06F13/362—Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control
- G06F13/364—Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control using independent requests or grants, e.g. using separated request and grant lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0037—Inter-user or inter-terminal allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25136—Transmission with variable frequency, set by operator
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Quality & Reliability (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Small-Scale Networks (AREA)
- Error Detection And Correction (AREA)
Description
BCH(ボーズ−チョードリ−ホッケンガム(Bose-Chaudhuri-Hocquenghem))コード、
RS(リード−ソロモン(Reed-Solomon))コード、
RM(リード−ミューラ(Reed-Muller))コード、
LDPC(低密度パリティチェック(Low-Density-Parity-Check))コード。
MQAM(M個の位相/状態を用いた二乗振幅変調)プロセス、
MASK(M個の位相/状態を用いた振幅変調)プロセス。
二乗ユークリッド距離(Squared Euclidian Distance:SED)の総和の計算、
二乗サーキュラ距離(Squared Circular Distance:SCD)の総和の計算、
SEDのn乗根の計算、
SCDのn乗根の計算。
Claims (10)
- 特に自動化技術のために、デジタルデータを送信するためのプロセスであって、
チャネルを介して受信したデジタルノイジーコードワードが、チャネルデコーダ(7)を用いて修正され、かつその有効性が検証され、
有効コードワード(C”)がさらに処理されている間に、無効コードワードが削除されるとともに、受信されたノイジーコードワード(R)が任意的に再度要求されるプロセスにおいて、
前記受信されたノイジーコードワード(R)および前記有効コードワード(C”)から、メトリクス(8)を用いて基準(Z)が取得され、
前記基準(Z)が所定のしきい値(19)以上の場合は、前記有効コードワード(C”)が除去されるとともに、前記受信されたノイジーコードワード(R)が任意的に再度要求され、
前記受信されたコードワード(R)は、前記チャネルデコーダ(7)によって処理される前に、デマッパ(6)によってデマッピングされ、
前記有効コードワード(C”)は、前記チャネルデコーダ(7)によって処理された後に、マッパ(4,4’)によってマッピングされることを特徴とする、プロセス。 - 以下のエラー保護コード、
ボーズ−チョードリ−ホッケンガム(Bose-Chaudhuri-Hocquenghem)プロセス、
リード−ソロモン(Reed-Solomon)コード、
リード−ミューラ(Reed-Muller)コード、
低密度パリティチェック(Low-Density-Parity-Check)コード、
のうちの少なくとも1つが用いられる、請求項1に記載のプロセス。 - 前記基準(Z)は、前記メトリクス(8)によって、前記受信されたコードワード(R)およびマッピングされた有効コードワード(M’)から取得される、請求項1または請求項2に記載のプロセス。
- 前記マッパ(4,4’)および前記デマッパ(6)は、以下の変換プロセス、
M個の位相/状態を用いた位相変調プロセス、
M個の位相/状態を用いた二乗振幅変調プロセス、
M個の位相/状態を用いた振幅変調プロセス、
のうちの少なくとも1つを使用する、請求項1〜3のいずれか1項に記載のプロセス。 - 前記メトリクス(8)は、以下の計算、
二乗ユークリッド距離(Squared Euclidian Distance)の総和の計算、
二乗サーキュラ距離(Squared Circular Distance)の総和の計算、
二乗ユークリッド距離の総和のn乗根の計算、
二乗サーキュラ距離の総和のn乗根の計算、
の少なくとも1つを含む、請求項1〜4のいずれか1項に記載のプロセス。 - 前記しきい値(19,27)は、信号−ノイズ比、フレーム繰り返し率、メトリクス(8)から下流の残余ビットエラーの所望確率、および/または、前記チャネルデコーダ(7)の上流の初期ビットエラー率に基づいて定められる、請求項1〜5のいずれか1項に記載のプロセス。
- 前記基準(Z)は、信号−ノイズ比を推定するために用いられる、請求項1〜6のいずれか1項に記載のプロセス。
- 信号−ノイズ比の推定の品質は、パイロット推定およびブラインド推定の間である、請求項1〜7のいずれか1項に記載のプロセス。
- 請求項1〜8のいずれか1項に記載されたメトリクス(8)を用いる要素を有する、受信器。
- 請求項1〜8のいずれか1項に記載されたメトリクス(8)を用いる要素を有する、送信器。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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DE102011012766.6 | 2011-03-01 | ||
DE102011012766 | 2011-03-01 | ||
EP11003691.0 | 2011-05-05 | ||
EP11003691 | 2011-05-05 | ||
PCT/EP2012/000840 WO2012116802A2 (de) | 2011-03-01 | 2012-02-27 | Neuartige kombination von fehlerkorrektur und fehlererkennung für die übertragung digitaler daten |
Publications (2)
Publication Number | Publication Date |
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JP2014507098A JP2014507098A (ja) | 2014-03-20 |
JP5689544B2 true JP5689544B2 (ja) | 2015-03-25 |
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JP2013555785A Active JP5805219B2 (ja) | 2011-03-01 | 2012-02-27 | マスターと一群のスレーブを有するバスシステム及び前記バスシステムのデータを交換するための通信方式 |
JP2013555786A Active JP5689544B2 (ja) | 2011-03-01 | 2012-02-27 | デジタルデータを送信するためのエラー訂正およびエラー検出の新規な組合せ |
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JP2013555785A Active JP5805219B2 (ja) | 2011-03-01 | 2012-02-27 | マスターと一群のスレーブを有するバスシステム及び前記バスシステムのデータを交換するための通信方式 |
Country Status (4)
Country | Link |
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US (2) | US9280414B2 (ja) |
EP (2) | EP2681632B1 (ja) |
JP (2) | JP5805219B2 (ja) |
WO (2) | WO2012116802A2 (ja) |
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EP2681632A1 (de) | 2014-01-08 |
EP2681633A2 (de) | 2014-01-08 |
US20140025854A1 (en) | 2014-01-23 |
JP2014508477A (ja) | 2014-04-03 |
EP2681632B1 (de) | 2017-11-08 |
EP2681633B1 (de) | 2018-05-30 |
US20140053031A1 (en) | 2014-02-20 |
WO2012116801A1 (de) | 2012-09-07 |
WO2012116802A4 (de) | 2013-03-14 |
JP5805219B2 (ja) | 2015-11-04 |
US9507661B2 (en) | 2016-11-29 |
US9280414B2 (en) | 2016-03-08 |
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