CA1240055A - Systeme d'impression et de lecture de messages chiffres - Google Patents
Systeme d'impression et de lecture de messages chiffresInfo
- Publication number
- CA1240055A CA1240055A CA000512960A CA512960A CA1240055A CA 1240055 A CA1240055 A CA 1240055A CA 000512960 A CA000512960 A CA 000512960A CA 512960 A CA512960 A CA 512960A CA 1240055 A CA1240055 A CA 1240055A
- Authority
- CA
- Canada
- Prior art keywords
- indicia
- printing
- character
- dots
- signals
- 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
- 238000007639 printing Methods 0.000 title claims abstract description 112
- 239000011159 matrix material Substances 0.000 claims abstract description 77
- 239000000463 material Substances 0.000 claims abstract description 9
- 230000015654 memory Effects 0.000 claims description 91
- 230000006870 function Effects 0.000 claims description 54
- 238000000034 method Methods 0.000 claims description 36
- 230000004048 modification Effects 0.000 claims description 20
- 238000012986 modification Methods 0.000 claims description 20
- 230000001419 dependent effect Effects 0.000 claims description 16
- 230000004044 response Effects 0.000 claims description 15
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 230000000007 visual effect Effects 0.000 claims description 13
- 230000008859 change Effects 0.000 claims description 12
- 230000006872 improvement Effects 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 5
- 238000000605 extraction Methods 0.000 abstract description 2
- 230000004075 alteration Effects 0.000 abstract 1
- 230000001934 delay Effects 0.000 abstract 1
- 238000003860 storage Methods 0.000 description 34
- 230000000875 corresponding effect Effects 0.000 description 23
- 239000011800 void material Substances 0.000 description 22
- 210000004027 cell Anatomy 0.000 description 17
- 239000000306 component Substances 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 238000012795 verification Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 230000004913 activation Effects 0.000 description 3
- LFVLUOAHQIVABZ-UHFFFAOYSA-N Iodofenphos Chemical compound COP(=S)(OC)OC1=CC(Cl)=C(I)C=C1Cl LFVLUOAHQIVABZ-UHFFFAOYSA-N 0.000 description 2
- 240000007320 Pinus strobus Species 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920000136 polysorbate Polymers 0.000 description 2
- 101150105088 Dele1 gene Proteins 0.000 description 1
- 244000187656 Eucalyptus cornuta Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000004397 blinking Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013479 data entry Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- YDTFRJLNMPSCFM-YDALLXLXSA-M levothyroxine sodium anhydrous Chemical compound [Na+].IC1=CC(C[C@H](N)C([O-])=O)=CC(I)=C1OC1=CC(I)=C(O)C(I)=C1 YDTFRJLNMPSCFM-YDALLXLXSA-M 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 210000000352 storage cell Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Devices For Checking Fares Or Tickets At Control Points (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000512960A CA1240055A (fr) | 1983-07-21 | 1986-07-02 | Systeme d'impression et de lecture de messages chiffres |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/515,760 US4641346A (en) | 1983-07-21 | 1983-07-21 | System for the printing and reading of encrypted messages |
| CA000459201A CA1219371A (fr) | 1983-07-21 | 1984-07-18 | Dispositif d'impression et de lecture de messages cryptographiques |
| CA000512960A CA1240055A (fr) | 1983-07-21 | 1986-07-02 | Systeme d'impression et de lecture de messages chiffres |
| US515,760 | 1990-05-01 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000459201A Division CA1219371A (fr) | 1983-07-21 | 1984-07-18 | Dispositif d'impression et de lecture de messages cryptographiques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1240055A true CA1240055A (fr) | 1988-08-02 |
Family
ID=25670450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000512960A Expired CA1240055A (fr) | 1983-07-21 | 1986-07-02 | Systeme d'impression et de lecture de messages chiffres |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1240055A (fr) |
-
1986
- 1986-07-02 CA CA000512960A patent/CA1240055A/fr not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1219370A (fr) | Systeme d'impression de messages cryptographiques au moyen de codes a barres | |
| CA1219371A (fr) | Dispositif d'impression et de lecture de messages cryptographiques | |
| US4637051A (en) | System having a character generator for printing encrypted messages | |
| US4641347A (en) | System for printing encrypted messages with a character generator and bar-code representation | |
| EP0132782B1 (fr) | Dispositif pour imprimer en code à barres des messages chiffrés | |
| US4829568A (en) | System for the printing and reading of encrypted messages | |
| US4649266A (en) | Method and apparatus for verifying postage | |
| US6308165B1 (en) | Method of and apparatus for generating and authenticating postal indicia | |
| US5408416A (en) | Franking machine | |
| US5508933A (en) | Franking machine and method | |
| CA1267221A (fr) | Systeme d'affranchissement non protege | |
| US5170044A (en) | Error tolerant 3x3 bit-map coding of binary data and method of decoding | |
| JPS62103165A (ja) | 証印中の符号化グラフ情報を有する郵便料金計 | |
| EP0493948B1 (fr) | Machine d'affranchissement | |
| US5611630A (en) | Method and apparatus for securely printing a postal indicia image having a different dot density in two dimensions thereof | |
| DE3856570T2 (de) | Frankiermaschine | |
| CA1240055A (fr) | Systeme d'impression et de lecture de messages chiffres | |
| EP0856816A2 (fr) | Procédé et dispositif pour imprimer et pour prévenir la reproduction de marques postales | |
| US5762428A (en) | Method and apparatus for securely printing a postal indicia image by dividing printing of the image in multiple passes | |
| US6853986B1 (en) | Arrangement and method for generating a security imprint | |
| US3573436A (en) | Method and apparatus for reading tickets, and ticket for use therewith | |
| US5769550A (en) | Method and apparatus for securely printing an indicia image in multiple passes including an enhancement pass | |
| EP0933730A2 (fr) | Machine à affranchir ayant une tête d'impression numérique | |
| US6692168B1 (en) | Method and system for secure printing of images | |
| US562707A (en) | Andrew b graham |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |