JP4362425B2 - データスライス回路 - Google Patents
データスライス回路 Download PDFInfo
- Publication number
- JP4362425B2 JP4362425B2 JP2004266515A JP2004266515A JP4362425B2 JP 4362425 B2 JP4362425 B2 JP 4362425B2 JP 2004266515 A JP2004266515 A JP 2004266515A JP 2004266515 A JP2004266515 A JP 2004266515A JP 4362425 B2 JP4362425 B2 JP 4362425B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- signal
- demodulated signal
- value
- peak
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/06—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
- H04L25/061—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of DC offset
- H04L25/062—Setting decision thresholds using feedforward techniques only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Dc Digital Transmission (AREA)
Description
を備えており、複数の出力信号と、復調信号の先頭部分に含まれる特定のパタンとを比較して、最も一致度の高い出力信号を選択するように構成している。
図1は、この発明によるデータスライス回路の実施例を示すブロック図であり、この回路10は、復調回路11、ピークホールド回路12、ボトムホールド回路13,中間電位発生回路14,第一コンパレータ15、第二コンパレータ16を備えている。
11 復調回路
12 ピークホールド回路
13 ボトムホールド回路
14 中間電位発生回路
15 第一のコンパレータ
16 第二のコンパレータ
17 第一の出力信号
18 第二の出力信号
Claims (1)
- 復調信号のピーク値を検出するピークホールド回路と、
復調信号のボトム値を検出するボトムホールド回路と、
前記ピーク値とボトム値の間の中間電位を複数発生する中間電位発生回路と、
前記複数の中間電位と前記復調信号とを比較して複数の出力信号を出力する複数のコンパレータと、
を備えており、
前記複数の出力信号と、復調信号の先頭部分に含まれる特定のパタンとを比較して、最も一致度の高い出力信号を選択することを特徴とするデータスライス回路。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004266515A JP4362425B2 (ja) | 2004-09-14 | 2004-09-14 | データスライス回路 |
| US11/215,013 US7515654B2 (en) | 2004-09-14 | 2005-08-31 | Data slicing circuit using multiple thresholds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004266515A JP4362425B2 (ja) | 2004-09-14 | 2004-09-14 | データスライス回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006086571A JP2006086571A (ja) | 2006-03-30 |
| JP4362425B2 true JP4362425B2 (ja) | 2009-11-11 |
Family
ID=36145164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004266515A Expired - Fee Related JP4362425B2 (ja) | 2004-09-14 | 2004-09-14 | データスライス回路 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7515654B2 (ja) |
| JP (1) | JP4362425B2 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4766002B2 (ja) * | 2007-05-29 | 2011-09-07 | 株式会社デンソー | Ask受信回路 |
| US8068559B1 (en) | 2008-06-09 | 2011-11-29 | Adtran, Inc. | Pulse width modulation (PWM) clock and data receiver and method for recovering information from received data signals |
| WO2018148263A1 (en) * | 2017-02-08 | 2018-08-16 | The Alfred E. Mann Foundation For Scientific Research | Multiple implant communications with adjustable load modulation based on received signal amplitudes |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6324225B1 (en) * | 1997-12-22 | 2001-11-27 | Stmicroelectronics, Inc. | Timing recovery for data sampling of a detector |
| US6396953B1 (en) * | 1999-02-23 | 2002-05-28 | Rockwell Collins, Inc. | Data pattern correlator |
| JP3674753B2 (ja) * | 1999-03-09 | 2005-07-20 | 富士通株式会社 | バースト信号検出回路 |
| US6735260B1 (en) * | 2000-04-17 | 2004-05-11 | Texas Instruments Incorporated | Adaptive data slicer |
| JP3655805B2 (ja) | 2000-05-10 | 2005-06-02 | 松下電器産業株式会社 | データスライス回路 |
| US7606297B2 (en) * | 2002-03-15 | 2009-10-20 | Synthesys Research, Inc. | Method and system for creating an eye diagram using a binary data bit decision mechanism |
| US20030198302A1 (en) * | 2002-04-17 | 2003-10-23 | Wireless Interface Technologies, Inc. | DC-tolerant bit slicer and method |
| US20060020412A1 (en) * | 2004-07-23 | 2006-01-26 | Bruensteiner Matthew M | Analog waveform information from binary sampled measurements |
-
2004
- 2004-09-14 JP JP2004266515A patent/JP4362425B2/ja not_active Expired - Fee Related
-
2005
- 2005-08-31 US US11/215,013 patent/US7515654B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US20060077850A1 (en) | 2006-04-13 |
| JP2006086571A (ja) | 2006-03-30 |
| US7515654B2 (en) | 2009-04-07 |
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