JPH0577113B2 - - Google Patents
Info
- Publication number
- JPH0577113B2 JPH0577113B2 JP63205121A JP20512188A JPH0577113B2 JP H0577113 B2 JPH0577113 B2 JP H0577113B2 JP 63205121 A JP63205121 A JP 63205121A JP 20512188 A JP20512188 A JP 20512188A JP H0577113 B2 JPH0577113 B2 JP H0577113B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- analog signal
- threshold value
- barcode
- comparator
- 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 - Lifetime
Links
- 239000003990 capacitor Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63205121A JPH0253190A (ja) | 1988-08-18 | 1988-08-18 | バーコード検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63205121A JPH0253190A (ja) | 1988-08-18 | 1988-08-18 | バーコード検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0253190A JPH0253190A (ja) | 1990-02-22 |
| JPH0577113B2 true JPH0577113B2 (enrdf_load_html_response) | 1993-10-26 |
Family
ID=16501770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63205121A Granted JPH0253190A (ja) | 1988-08-18 | 1988-08-18 | バーコード検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0253190A (enrdf_load_html_response) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6047894A (en) * | 1993-05-07 | 2000-04-11 | Spectra-Physics Scanning Systems, Inc. | Signal conditioning for variable focus optical reader |
| US5463211A (en) * | 1993-05-07 | 1995-10-31 | Spectra-Physics Scanning Systems, Inc. | Method and apparatus for detecting transitions in a time sampled input signal |
| US6343741B1 (en) | 1995-10-26 | 2002-02-05 | Psc Scanning, Inc. | Method and apparatus for detecting transitions in an input signal |
-
1988
- 1988-08-18 JP JP63205121A patent/JPH0253190A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0253190A (ja) | 1990-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20081026 Year of fee payment: 15 |
|
| EXPY | Cancellation because of completion of term |