JPS6363949B2 - - Google Patents
Info
- Publication number
- JPS6363949B2 JPS6363949B2 JP56097151A JP9715181A JPS6363949B2 JP S6363949 B2 JPS6363949 B2 JP S6363949B2 JP 56097151 A JP56097151 A JP 56097151A JP 9715181 A JP9715181 A JP 9715181A JP S6363949 B2 JPS6363949 B2 JP S6363949B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- correction amount
- buffer
- width
- label
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 238000003708 edge detection Methods 0.000 description 9
- 230000000630 rising effect Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/01—Details
- G06K7/016—Synchronisation of sensing process
- G06K7/0166—Synchronisation of sensing process by means of clock-signals derived from the code marks, e.g. self-clocking code
Landscapes
- Engineering & Computer Science (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9715181A JPS57211668A (en) | 1981-06-23 | 1981-06-23 | Serial signal correcting system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9715181A JPS57211668A (en) | 1981-06-23 | 1981-06-23 | Serial signal correcting system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57211668A JPS57211668A (en) | 1982-12-25 |
JPS6363949B2 true JPS6363949B2 (zh) | 1988-12-09 |
Family
ID=14184564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9715181A Granted JPS57211668A (en) | 1981-06-23 | 1981-06-23 | Serial signal correcting system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57211668A (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58201177A (ja) * | 1982-05-20 | 1983-11-22 | Matsushita Electric Ind Co Ltd | バ−幅認識方法 |
JPH0673144B2 (ja) * | 1986-07-01 | 1994-09-14 | キヤノン株式会社 | シリアルコ−ドの判読方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5520585A (en) * | 1978-07-31 | 1980-02-14 | Sharp Corp | Demodulating system for bar-code signal |
-
1981
- 1981-06-23 JP JP9715181A patent/JPS57211668A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5520585A (en) * | 1978-07-31 | 1980-02-14 | Sharp Corp | Demodulating system for bar-code signal |
Also Published As
Publication number | Publication date |
---|---|
JPS57211668A (en) | 1982-12-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5077463A (en) | Bar code reading apparatus | |
JP2740418B2 (ja) | バーコード読取復調方法 | |
TW460863B (en) | Data error correction device | |
JPS6363949B2 (zh) | ||
KR0148004B1 (ko) | 착오 정정장치 | |
US4578720A (en) | Self-clocking code demodulator with error detecting capability | |
US4061900A (en) | Indicia validation system | |
JP3178595B2 (ja) | 時間測定装置 | |
JPH07264400A (ja) | シェーディング補正回路 | |
JP3256253B2 (ja) | パルス密度変調形d/a変換回路 | |
JP2984802B2 (ja) | 入力信号異常検出回路 | |
EP0546851A1 (en) | Digital data detector | |
JPH07181249A (ja) | 超音波距離測定装置 | |
JPS59201174A (ja) | バ−コ−ド読取装置における信号処理方法 | |
JP2644112B2 (ja) | Fifo試験診断回路 | |
US5390030A (en) | Peak holding circuit and video processing unit using the same | |
JP3197058B2 (ja) | パルス計数装置 | |
RU2023349C1 (ru) | Пороговый декодер сверточного кода | |
JP2918078B2 (ja) | 空間光通信におけるキャリアパルスの判定回路 | |
KR100526938B1 (ko) | 디퍼런셜코드를마이컴에서수신하는방법 | |
JPS62180487A (ja) | 読取装置 | |
KR960011956A (ko) | 디지탈브이씨알의 식별코드 처리회로 | |
JPH0219946A (ja) | 半導体ファイルメモリ装置 | |
JPS606143B2 (ja) | 入力デ−タ状変検出回路 | |
JPH08251238A (ja) | データ通信方法 |