CN1122585A - Display for visualizing computer-stored and bit-mapped still or moving images in digital/analog form - Google Patents
Display for visualizing computer-stored and bit-mapped still or moving images in digital/analog form Download PDFInfo
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- CN1122585A CN1122585A CN94192057A CN94192057A CN1122585A CN 1122585 A CN1122585 A CN 1122585A CN 94192057 A CN94192057 A CN 94192057A CN 94192057 A CN94192057 A CN 94192057A CN 1122585 A CN1122585 A CN 1122585A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/0147—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on thermo-optic effects
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
A digital/analog display for displaying computer-stored and bit-mapped still or moving patterns. Comprising a matrix comprising at least two groups of electrodes crossing each other, separated by resistive and/or inductive isolation means (2) and connected to control means (6) for multiplexing, scanning or pulsing control signals. The electrodes are addressed individually by control signals, and when selected electrodes in the two groups are energized, a temperature change is produced at the electrode intersections, and heat is conducted to the medium, which includes a thermally sensitive indicating device 8a, such as a layer, a block, or the like. The surface of the display 8 transforms the temperature change into a visible spot or the like.
Description
The present invention relates to a kind of static and movable image to computer stored and bit map, as or by text, image or other analog at least a developing device, with the display of digital-to-analog formula developing.
In some applications, such as the price display in the shop, the information display of show window or other or the like need the advertising signboard in other field of display message, and this just needs a display device, and it should be able to be to make at a low price in large quantities.The greatest problem of LCD (LCD) and TFT (thin film transistor (TFT)) screen is owing to the susceptibility in the manufacture process makes a large amount of displays discarded.
United States Patent (USP) 3,637,291 disclose a kind of display, and wherein, the crystal that floats of sealing is used as the image carrier medium, and this crystal has two kinds of optical states, i.e. first kind of translucent and another kind of opaque state.Crystal layer at first becomes translucent when being exposed to instantaneous electric field, by on desired point, improving temperature, it becomes the opaque visible image that just produces, this device comprise many can in check part and its control method what needs can finish the generation of a visible point.
By United States Patent (USP) 4,922,242 a kind of as can be known displaies that give the standard video picture.It comprises two electrodes, and the centre of a resistive layer at them arranged.The coating of a heat tinting look (ther-mochromatic) is placed between pigment coated and transparent polymer coating.Image, numeral that will be illustrated for example is cut into the mesh of metal.When an electric current passed through electrode, resistive layer was heated.Heat is directed to the heat tinting chromatograph, make it translucent owing to heating becomes, and that coat of colo(u)r becomes is visible.The form of this display is stiff, and it must be formed in the predetermined model, and can not the show events image.
The object of the present invention is to provide one to be used for static and display plotter activity, for example comprise character and figure, this display can low price simply be made, and it has several sections and can be suitable for some application neatly, such as the coiling type etc.
These tasks are owing to the display of the following stated achieves a solution.It is made up of a matrix, comprise two arrays of electrodes at least, cross one another and pass through lining at least one resistance and/or inductance and isolate every (sheet) device, be connected at least one control device, be used for multipath transmission, scanning or fluctuation (pulsating) control signal, but all electrodes all are addressing and like this arrangements according to the electric signal from control module separately, so that when the selected electrode in the two arrays of electrodes is provided with energy, can obtain the temperature variation in the point of crossing of charged electrode, this temperature variation (heat) is directed to said medium, it comprises a temperature-sensitive indicating device, such as a layer, one individual or other similar thing, and the surface of said display is used to temperature variation is converted to visible point or other analog.
Below, the present invention will provide some embodiment and accompanying drawing to be described.
First embodiment according to the part of developing device of the present invention is shown to Fig. 1 a perspective, has the developing medium that part is turned up.
Fig. 1 b discloses the section along A-A line among Fig. 1 a.
Fig. 2 a is disclosed in the skeleton view of another embodiment of the matrix part that comprises in this device.
Fig. 2 b is illustrated among Fig. 2 a the section along B-B line.
Fig. 3,4 and 5 illustrate the amplifier section of electrode of the matrix of a, form dissimilar by having and feature.
Fig. 5 a discloses the skeleton view of a part of the electrode on a top that is used for Fig. 5.
Fig. 6 illustrates the skeleton view of the lining of the resistance between electrode every the pattern embodiment of (sheet).
The pattern of the additional variation of a resistance lining partition is shown to Fig. 7 a perspective.
Fig. 7 b is illustrated among Fig. 7 a the section along C-C line.
Matrix with transistor arrangement is shown to Fig. 8 a perspective.
Fig. 8 b illustrates the transistorized enlarged drawing of a matrix.
Fig. 9 a illustrates the skeleton view of the part of a matrix that has semitransparent electrode in two arrays of electrodes.
Fig. 9 b illustrates the section that passes according to a point of crossing of the matrix of Fig. 9 a.
Figure 10 illustrates the figure of the embodiment of a change 3 that is similar to Fig. 1.
Figure 11 illustrates the front elevation of the part of a matrix with weave pattern.
Figure 12 illustrates the skeleton view of the matrix of Figure 11.
Figure 13 illustrates the front elevation of embodiment of the part of another matrix.
Figure 14 is illustrated in the skeleton view of the matrix among Figure 13.
Figure 15 illustrates the skeleton view of the electrode matrix of a display with double faces.
Figure 16 illustrates the skeleton view of the utilization of frame equipments for goods.
Figure 17 illustrates the application of the display in a portable phone according to the present invention.
But basic thought of the present invention is addressing respectively, and limited zone produces temperature variation as point, and preferably temperature increases, and it influences the thermo-sensitive material in the developing medium, makes a developing according to required style.
In the embodiment shown in Fig. 1 a and Fig. 1 b, developing device is made up of matrix 1, it comprises that the lining of a resistance is every device, be shape such as the plate of making by semiconductor material 2, first group of electrode 4 is with on the plane that is parallel to plate 2, and another group electrode 5 is similarly to be arranged in parallel but be positioned at relative angle with first group of electrode, on another plane of plate 2.Thereby the electrode group is placed in X and the Building Y mark, but the angle between them might not keep 90 degree, but other values can be arranged.All electrodes all are attached to control module 6, as integrated driving circuit, it be so be programmed so that these first group in each electrode of a group all can be attached to a voltage source U respectively, and each electrode of other group all can be attached to ground respectively.For example, if electrode 5b and 5d are attached to voltage U and electrode 4b is connected to ground through resistance board 2, in the point of crossing between the said electrode of heat in plate, heat results from the scope in a limited space 7, and it illustrates with a cylindrical shape on figure.Heat distribution is in the hot surface 3 of matrix 1, and its opposite surfaces is by an insulcrete 10 and thermal isolation.The control of matrix connects and can be worked out by multiplex voltage.
Control voltage to electrode can be fluctuateed, the point of crossing of each selection just, and it should show a point, is fluctuateed by the energy of a unit interval, therefore, the heat of its indication remains to next time that screen is updated.Fluctuation can by with voltage and current impulse continuously each point of addressing produce, by changing dot address or multipath transmission or scanning comes the on/off point.
Alternative metals wire or band electrode, by conductive medium such as the silver color dyestuff (silver dye) of printing a kind of electricity, water/glass or other analog also can be manufactured electrode 4,5.
When developing device is used as the thing of display or class, developing medium 8 contacts with its one-tenth heat conduction, it partly comprises a temperature sensitive marker 8a, the formation of this temperature sensitive marker 8a makes it the thermal cross over that occurs suddenly can be become a visible point 9, change in color for example, developing medium 8 comprise partly that also a hot joining receives surperficial 8b.By being controlled to the voltage of electrode, by control module 6, thereby make controlled temperature in the point of crossing of electrode, but also display color figure.In the case, a kind of reversible heat sensitive dye is used as temperature sensitive display layer 8a, and it presents different colors according to temperature.
Among the embodiment according to a Fig. 2 a and a 2b change of the present invention, semiconductor board is replaced by flaky semiconductor 11, more obviously excites heat thereby the thermal conduction plate (not shown) that provides thin is also received by heat emission surface 3.
As from Fig. 3,4 and 5 are occurred, and electrode is arranged with diverse ways, but their zone of intersection also can have the form that adopts according to the purposes purpose.Therefore, of having in the electrode 4 of the round zone of intersection and electrode group of the electrode among Fig. 3 is placed sheet shaped piece 11 and plate 2 inside respectively.Roundlet sheet shaped piece 11 occurs or plate 2 can be divided into two parts from Fig. 4, and a lower part, electrode 4 is inserted into, and this part comprises a kind of semiconductor material, and higher part 12 forms a good heat conductor, it with heat transfer to developing medium 8.In the time of if desired, electrode also can provide certain form, and what go out as shown in Figure 4 is a kind of.
Fig. 6 illustrates an embodiment, and wherein, resistance lining partition 11 extends in the electrode group and surpasses several electrodes 4a-4d.
In Fig. 7 a and 7b, electricity group lining has a radial portion reduction 13 clearly every 2, and it causes resistance significantly to increase, and makes this part produce heat thus.
The heat that excites of matrix 1 also can be obtained by providing with transistor 16, and according to the embodiment shown in Fig. 8,17 represent transistorized base stage there, 18 expression emitters, the 19th, collector, the 20th, resistance.In the case, transistor at first is used as local thermal source, and it comprises the boss of several taper shapes or pyramid shape to the heat emission surface of matrix 3 radiation heat to this surface of each transistor.
Embodiment according to Fig. 9 a, developing medium 8 is integrated in tabular resistance lining in 2, it means temperature sensitive, reversible indication material 8a can be the crystal that microencapsulated ground flows, material by bonding agent such as a kind of semi-conductive plastics, be integrated in the plate 2, electrode 4,5 be pressed in it above.In order to see visible focus by electrode, they must be transparent, as by injentine oxide (In
2O
3[SnO
2]) make.
Resistive layer or heat produce layer 2, for example can be made of diallyphthalate (DAP, U.S.'s universe Plastics Company).Layer 2 also can be made up of a kind of transparent thermoplastic material, once uses this material in accurate pot.This material is used for example by " serigraphy ".It also can be in order to adjust different resistance value (ohm/cm).
This layer also can be made by the semiconductor resistor plastics, produce by conducting pigment, for example pigments, mica (MERK Gmbh) or carbon pigment (Carbon black from AKZO, NL).Even polymkeric substance (polyanelin) impregnated plastic, being called as PANI, the conductive clusters of strand formation therein can be used in the coating 2.
A kind of pigment, dyestuff or paper tinsel layer can be used for the developing purpose.If developing medium 8 can provide a coat of colo(u)r to be used for visible purpose below the developing medium owing to the hot optical characteristics (becoming translucent) that changes it.Dye coating, such as can be by fluorescein, luminescent material or glass bead (3M) be formed.
Hot marker can be provided with black, opaque layer when room temperature, preferably according to the pigment of the mobile crystal of little packing.Be higher than pigment and give when selecting temperature when temperature increases to, layer changes into transparent, and highlighted color layer below becomes visible.Liquid crystal display pigment can not be transformed into Transparent color from black usually.It is normally begun by a tone, owing to the temperature increase becomes transparent.Layer like this, black or dark background can be provided.In order at room temperature to produce the liquid crystal display pigment of black, can mix different tones by known method, thereby their emission wavelength interferes with each other and becomes black (hypersorption).As superficial layer, a kind of shallow layer that some transparent ultraviolet assimilate is formed can be used to protect layer below.
For the application of some aspect, can be suitable for according to the embodiment of Fig. 9 b, according to these application, a temperature sensitive indication material 8a, for example glycerol tristearate is used in the thorax hole of resistance disk 2, this indication material since hot become transparent.Obtain developing by being positioned at a matrix light source 14 afterwards, softening stearin is passed in these light source 14 illuminations.In the case, electrode 4,5 must be made up of material transparent even.Also can luminous point is shown or give illumination with a certain color with the color of determining by the background colour that throws light on, it be transmitted by the brocken spectrum that heats.
According to the most preferred embodiment that illustrates among Figure 10, matrix 1 is made up of a double-sided PCB or film, and there, plate/carrier is made up of the electrode on the two sides of the plate/carrier of semiconductor material 2 and P.e.c. board type.Temperature sensitive indication material 8a is arranged in the developing medium 8, and it can be integrated in the matrix 1.
Another embodiment is shown among Figure 11 and Figure 12, and there, matrix 1 is made up of a net, its line be conduction and enclose by the semiconductor cladding layers double-contracting.Line has been formed the electrode 4,5 of matrix, thereby the electrode in electrode group is placed in the weft direction of net, and the electrode in another electrode group is the warp direction at net.The resistance lining is made up of semiconductor cladding layers 22 every 2.If use this embodiment during fine rule, can have the matrix group of high resolution with simple and cheap method manufacturing, promptly select electrode.
Figure 15 schematically represents by a section by three electrode layers 4,5 and 23 embodiment that form.Because adopt this embodiment, display can be used for two-sided information developing.Between electrode layer 4 and 5; Between 5 and 23, resistive layer 2 is arranged, on electrode, developing medium 8 is arranged.
In order to prevent that information from becoming when the developing on the opposite one side that example places display, electrode links up according to Figure 15 a, there, each electrode 4 is such as being attached to same control voltage from right to left on the one side of display, and the electrode 23 on the display another side then is from left to right.If use translucent electrode, a surface of electrode 5 or hot genetic horizon can a kind of color cover, or cover with coat of colo(u)r 24.
In order to weaken heat distribution by matrix conductor 4 and 5, increase the contrast and the prolongation of focus, matrix can form according to the embodiment shown in Figure 13 and 14.Matrix is to be made by the very thin conductor that is attached to gusset 21.
Figure 17 illustrates second kind of application according to display unit of the present invention.Display 24 is in this case by thin forming with flexible electrode, for example plastic semiconductor or metal strip.Equally, genetic horizon developing medium and resistance, hot all is some resilient materials, and it can make display roll 27, for example at one movably in the phone 26.Can be used for receiving long information, figure or other according to the display of this embodiment.When a packets of information was read out, the display quilt was around rolling out.For example a mobile phone is equipped with a facsimile receiver/transmitter, and when an information that has figure/literary composition was sent to the user of mobile phone, the user can lay out display screen, and sense information and it can being stored in is pressed on the screen on the thermocouple paper.Figure 17 a illustrates the part according to the display volume 27 of phone 26 inside of Figure 17.
Developing might not be only to obtain by the heating of putting.Whole display surfaces can be heated intensification and show and can be taken place by the developing zone by turning off (cooling).
Screen also can be provided with base heat, is about to the level that point is heated to a threshold, and it can cause a little faster " lighting " thereby also reduce energy and the consumption of time.
In long duration of work, screen may generate heat.This problem can be by effectively cooling, or is resolved by measuring and adjust the amount that temperature reduces energize.Temperature survey can be by the change of supplying with a special sensor unit or measuring resistance in hot genetic horizon.
Invention is not only limited to the above embodiments, and other embodiment can be arranged within the scope of the claims.
Claims (22)
1. a static and animated graphs that is used for computer stored and bit map carries out the display of digital/simulation developing, just to such as literal, image or other analogs or at least with the display of a kind of developing medium (8,8a, 15) developing,
It is characterized in that,
Display is made up of a matrix (1), it comprises the electrode (4 that at least two groups cross one another, 5,18,19), mutually with at least one resistance with/or the lining partition device (2) of inductance separate, and connect at least one control device (6), in order to multipath transmission, scanning or fluctuation control signal, but electrode is according to from the electric signal of control module being addressing separately, and it is to arrange so consequently when chosen, electrode in two electrode groups is provided with energy, obtains a temperature and become on the point of crossing of electrode, and this temperature becomes the opposite that (heat) is directed to said medium, medium comprises a temperature-sensitive indicating device (8a), such as a coating, the thing of main body and so on, and provide the surface in the said display (8) be converted to visible point or other etc. in order to temperature is become.
2. according to a display of claim 1,
It is characterized in that,
Resistance lining partition between the electrode (4,5) in two electrode groups is by resistance material, and the zone of the conductive component (23) between semiconductor material or two electrodes compression (13) is formed.
3. according to a display of claim 1,
It is characterized in that,
Resistance lining partition (2,11) is divided into first active component (11) and the second portion (12) with good heat conductive performance, and
Electrode (4) in electrode group is placed in the space between two parts (11,12).
4. according to a display of claim 1,
It is characterized by,
Resistance lining partition (2,11) has the extension of crossing several electrodes in the electrode group.
5. according to a display of claim 1,
It is characterized by,
Electrode (4) in the group of electrode basically to be arranged in parallel and with the relative angle displacement, the electrode (5) in another group of electrode is arranged with same method.
6. according to a display of claim 1,
It is characterized by,
Electrode (4,5) inserts or embedded resistor serves as a contrast in the partition (2).
7. according to a display of claim 1,
It is characterized by,
Electrode is transparent, and example is by oxide (In
2O
3[SnO
2]) make.
8. according to a display of claim 1,
It is characterized by,
Electrode (4,5) is manufactured by coating, and for example printing process is led medium with a kind of electricity, and as painted silver, water glass or other analog are coated with the resistance that is plated on matrix and serve as a contrast on device (2).
9. according to a display of claim 1,
It is characterized by,
Each electrode (4,5) in the group of electrode is made up of an emitter that is arranged in the base, and each electrode in another group of electrode is made up of a collector.
10. according to a display of claim 1,
It is characterized by,
Said heat-sensing device (8a) is made up of the thing of unsteady crystal of little encapsulation and so on.
11. according to a display of claim 1,
It is characterized by,
Developing medium (8) is made up of reversible temperature indicator (TI).
12. according to a display of claim 1,
It is characterized by,
Developing medium (8) comprises the temperature-sensitive indication coating of being made up of crystalline plastics or crystalline state wax and so on, provides transparent when glass temperature.
13. according to a display of claim 1,
It is characterized by,
The temperature-sensitive indication material of developing medium (8) constitutes an integration section of resistance lining partition (2), and thus, the raw material of indicator is made up of the crystal that floats of little encapsulation of the bonding agent that embeds plastic semiconductor.
14. according to a display of claim 1,
It is characterized by,
The temperature sensitive indication coating (8a) of developing medium (8) is formed in order to when the temperature variation, go to change at least the color in the scope of the part of chromatogram, control module (6) is used for removing to be controlled to electrode (4 according to temperature, 5) voltage, the required look that temperature sensitive indication coating (8a) takes place at its place becomes.
15. according to a display of claim 1,
It is characterized by,
In the heating period is transparent and the irradiated indication coating of temperature-sensitive (8a), might be by the light of color or background colour by illuminating, and therefore, light is gone out by transmission by marker.
16. according to a display of claim 1,
It is characterized by,
Matrix 1 is made up of a reticulated of electric conductor, and it is wrapped with the semiconductor skin, and thus, the electrode in the group of electrode is arranged with the warp direction of net, and the electrode in another group of electrode is arranged with the weft direction of net.
17. according to a display of arbitrary of the claim of front,
It is characterized by,
Coating (2) takes place heat is transparent thermal plastic material.
18. according to a display of claim 17,
It is characterized by,
Coating (2) takes place and is made up of diallyphthalate in heat.
19. according to a display of claim 17,
It is characterized by,
Coating (2) takes place by the serigraphy coating in heat,
With/or
Coating can tune to different resistance value (ohm/cm).
20. according to a display of claim 1,
It is characterized by,
Coating (2) takes place for electrode (4,5,22), heat and developing medium (8) is made up of thin, thin resilient material, and for example to roll the form of rolling curtain, folding surface is used in the mobile phone especially.
21. according to a display of claim 1,
It is characterized by,
Control voltage to electrode is arranged periodically with the energy total amount of time per unit, and therefore, the heat of indication is retained the renewal of modification next time to display.
22. according to a display of claim 1,
It is characterized by,
Display is two-sided.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE19939301601A SE9301601D0 (en) | 1993-05-10 | 1993-05-10 | METHOD AND APPROACH TO VISUALIZE PATTERNS |
| SE9301601-2 | 1993-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1122585A true CN1122585A (en) | 1996-05-15 |
Family
ID=20389886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94192057A Pending CN1122585A (en) | 1993-05-10 | 1994-05-09 | Display for visualizing computer-stored and bit-mapped still or moving images in digital/analog form |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0697965A1 (en) |
| JP (1) | JP3133072B2 (en) |
| KR (1) | KR0173000B1 (en) |
| CN (1) | CN1122585A (en) |
| AU (1) | AU6763894A (en) |
| CA (1) | CA2162146C (en) |
| SE (1) | SE9301601D0 (en) |
| WO (1) | WO1994026528A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107844454A (en) * | 2017-11-13 | 2018-03-27 | 蒋志斌 | Full frame eyeshield reader |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6229514B1 (en) * | 1995-11-13 | 2001-05-08 | Array Printers Publ. Ab | Display device and method for visualizing computer generated image information |
| US5854614A (en) * | 1996-11-18 | 1998-12-29 | Array Printers Ab Publ. | Display device and method for visualizing computer generated image information |
| US6278430B1 (en) * | 1998-03-06 | 2001-08-21 | Array Printers Ab | Thermosensitive display device |
| DE10050069A1 (en) * | 2000-10-10 | 2002-04-18 | Giesecke & Devrient Gmbh | Display device has electrically conducting component with conducting track structure with local narrow point(s) and of flexible material preferably applied by printing technology |
| ITTO20040153A1 (en) * | 2004-03-10 | 2004-06-10 | Interaction Design Inst Ivrea | METHOD OF COATING A WALL AND COATING SO OBTAINED |
| CN101819335B (en) * | 2009-02-27 | 2014-01-15 | 清华大学 | Thermochromatic element and thermochromatic display device |
| EP3199365B1 (en) | 2014-09-24 | 2019-09-25 | FUJIFILM Corporation | Image-forming medium, method for producing image-forming medium, and image-forming method |
| GB201809760D0 (en) * | 2018-06-14 | 2018-08-01 | Bodle Tech Ltd | Display |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3637291A (en) * | 1970-02-11 | 1972-01-25 | Ncr Co | Display device with inherent memory |
| DE2062494C3 (en) * | 1970-12-18 | 1975-04-30 | Triumph Werke Nuernberg Ag, 8500 Nuernberg | Thermal print head |
| DD106725A1 (en) * | 1972-12-14 | 1974-06-20 | ||
| SE396826B (en) * | 1976-02-02 | 1977-10-03 | Asea Ab | THERMO PRESSURE HEAD |
| US4922242A (en) * | 1987-11-12 | 1990-05-01 | Raychem Corporation | Apparatus exhibiting PTC behavior useful for displaying information |
-
1993
- 1993-05-10 SE SE19939301601A patent/SE9301601D0/en unknown
-
1994
- 1994-05-09 JP JP06525325A patent/JP3133072B2/en not_active Expired - Fee Related
- 1994-05-09 CA CA002162146A patent/CA2162146C/en not_active Expired - Fee Related
- 1994-05-09 CN CN94192057A patent/CN1122585A/en active Pending
- 1994-05-09 EP EP94915736A patent/EP0697965A1/en not_active Withdrawn
- 1994-05-09 AU AU67638/94A patent/AU6763894A/en not_active Abandoned
- 1994-05-09 WO PCT/SE1994/000430 patent/WO1994026528A1/en not_active Application Discontinuation
-
1995
- 1995-11-06 KR KR1019950704896A patent/KR0173000B1/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107844454A (en) * | 2017-11-13 | 2018-03-27 | 蒋志斌 | Full frame eyeshield reader |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2162146C (en) | 2001-12-04 |
| CA2162146A1 (en) | 1994-11-24 |
| KR0173000B1 (en) | 1999-05-01 |
| EP0697965A1 (en) | 1996-02-28 |
| JP3133072B2 (en) | 2001-02-05 |
| AU6763894A (en) | 1994-12-12 |
| JPH08510067A (en) | 1996-10-22 |
| WO1994026528A1 (en) | 1994-11-24 |
| SE9301601D0 (en) | 1993-05-10 |
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| C10 | Entry into substantive examination | ||
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| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Applicant after: Display printing equipment company Applicant before: Aofu Sen. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: AUFHLATHEN TO: DISPLAY PRINT EQUIPMENT CO.,LTD. |
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| C53 | Correction of patent of invention or patent application | ||
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Applicant after: Arlei display equipment company Applicant before: Display printing equipment company |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: DISPLAY PRINT EQUIPMENT CO.,LTD. TO: ALLEY DISPLAY EQUIPMENT CO.,LTD. |