JP2011503712A5 - - Google Patents
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- JP2011503712A5 JP2011503712A5 JP2010533056A JP2010533056A JP2011503712A5 JP 2011503712 A5 JP2011503712 A5 JP 2011503712A5 JP 2010533056 A JP2010533056 A JP 2010533056A JP 2010533056 A JP2010533056 A JP 2010533056A JP 2011503712 A5 JP2011503712 A5 JP 2011503712A5
- Authority
- JP
- Japan
- Prior art keywords
- signal
- filter
- distance
- digital
- noise ratio
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 7
- 230000004044 response Effects 0.000 claims description 5
- 230000006872 improvement Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 2
- 230000010355 oscillation Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000004069 differentiation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2007/084071 WO2009061319A1 (en) | 2007-11-08 | 2007-11-08 | Signal processing for light beam sensing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011503712A JP2011503712A (ja) | 2011-01-27 |
| JP2011503712A5 true JP2011503712A5 (enExample) | 2012-03-29 |
Family
ID=40626035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010533056A Pending JP2011503712A (ja) | 2007-11-08 | 2007-11-08 | 光線検知のための信号処理 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2218034A4 (enExample) |
| JP (1) | JP2011503712A (enExample) |
| CN (1) | CN101855638A (enExample) |
| WO (1) | WO2009061319A1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102811036A (zh) * | 2011-05-31 | 2012-12-05 | 中兴通讯股份有限公司 | 数字滤波方法和装置 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5588171A (en) * | 1978-12-27 | 1980-07-03 | Toshiba Corp | Bar-code reader |
| US5140146A (en) * | 1989-11-20 | 1992-08-18 | Symbol Technologies, Inc. | Bar code symbol reader with modulation enhancement |
| JPH06162246A (ja) * | 1992-11-19 | 1994-06-10 | Nec Eng Ltd | バーコード読取装置 |
| JP3523705B2 (ja) * | 1995-03-16 | 2004-04-26 | オリンパス株式会社 | 情報再生システム |
| US7607581B2 (en) * | 2003-11-13 | 2009-10-27 | Metrologic Instruments, Inc. | Digital imaging-based code symbol reading system permitting modification of system features and functionalities |
| US20030190056A1 (en) * | 2002-04-09 | 2003-10-09 | Eric Metois | System and method for encoding and decoding data and position information using angular symbology and beacons |
| JP4142352B2 (ja) * | 2002-06-14 | 2008-09-03 | 株式会社オプトエレクトロニクス | 光学的情報読取装置用モジュール |
| US7296749B2 (en) * | 2004-01-23 | 2007-11-20 | Intermec Ip Corp. | Autofocus barcode scanner and the like employing micro-fluidic lens |
| JP4527411B2 (ja) * | 2004-01-30 | 2010-08-18 | 株式会社オプトエレクトロニクス | 光学的情報読取装置 |
| JP4197308B2 (ja) * | 2004-03-31 | 2008-12-17 | 株式会社オプトエレクトロニクス | 光学的情報読取装置 |
| US7216811B2 (en) * | 2004-04-16 | 2007-05-15 | Microscan Systems Incorporated | Barcode scanner with linear automatic gain control (AGC), modulation transfer function detector, and selectable noise filter |
-
2007
- 2007-11-08 JP JP2010533056A patent/JP2011503712A/ja active Pending
- 2007-11-08 EP EP07864101A patent/EP2218034A4/en not_active Withdrawn
- 2007-11-08 WO PCT/US2007/084071 patent/WO2009061319A1/en not_active Ceased
- 2007-11-08 CN CN200780101463A patent/CN101855638A/zh active Pending
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