CN101763828B

CN101763828B - Method for electronizing safety electronic paper

Info

Publication number: CN101763828B
Application number: CN2009102383002A
Authority: CN
Inventors: 须清
Original assignee: Beijing Paragon Technology Co Ltd
Current assignee: Beijing Paragon Technology Co Ltd
Priority date: 2009-11-25
Filing date: 2009-11-25
Publication date: 2012-03-07
Anticipated expiration: 2029-11-25
Also published as: CN101763828A

Abstract

The invention provides a method for electronizing safety electronic paper. The safety electronic paper comprises at least an electronic paper protected area and an electronic switch is arranged between a first electrode and a second electrode of each pixel of the electronic paper protected area. The invention is characterized by comprising the following steps: 1. judging whether the areas electronizing the electronic paper contain pixel points of the electronic paper protected area; 2. if so, controlling the electronic switch to ensure high impedance state or electric insulation state between the first electrode and the second electrode of the corresponding pixel of the electronic paper protected area, and jumping to the step 4; 3. if no, directly jumping to the step 4; and 4. sending a drive signal to a drive electrode of the electronic paper. The technical scheme of the invention effectively solves the problem that the electronic paper is illegally or accidentally changed by external electric fields or external voltage, and the invention effectively maintains the information presented on the electronic paper and provides an effective technical scheme for applying the electronic paper in such fields as certificates, documents, etc.

Description

Safety electronic paper is carried out the method for electronization

Technical field

The present invention relates to safety electronic paper is carried out the method for electronization, particularly relate to and to prevent that the Electronic Paper displayed information from being revised and can normal method for updating by unusual.

Background technology

With the little glass of box (MicroCup) of the electric ink of E-ink, SIPIX is that the electronic paper technology of representative presents the trend of popularizing day by day, obtains bigger progress in fields such as e-book, portable terminal, portable sets, aspect electronic newspaper, also begins to use.Still keep displaying contents because Electronic Paper has under the situation that does not have power supply to supply with, have energy-saving advantages, can also upgrade the Electronic Paper content displayed at any time on demand simultaneously.Usually be the optical states that changes pixel through the electric field that the pixel of giving Electronic Paper applies certain direction to the content update of Electronic Paper.Also just because of this characteristic makes Electronic Paper not be suitable for the application that the information that need prevent is distorted.Because anyone can change or delete Electronic Paper institute content displayed through the electric field that applies certain intensity.For in the application of electronic newspaper; Owing to increased the interface that Electronic Paper is upgraded; Cause anyone can change the content of electronic newspaper easily through this interface; When these are modified content and the newspaper that content is distorted is blazed abroad,, also possibly produce disadvantageous societal consequence with the damage that causes for interests of another, honor.Particularly, use when Electronic Paper being used for certificate or authentication text, will there be very big uncertainty in the reliability of its presentation information.

Because the employed a large amount of paper documents of people's daily life need prevent contents lost or be maliciously tampered, and like official document, certificate, standard, patent gazette etc., are very unfortunate if can not use the Electronic Paper of energy-conserving and environment-protective in these fields.

Summary of the invention

The present invention will propose technical solution to solve or to be that part solves the information protection problem that existing electronic paper technology exists at least, to realize the application of Electronic Paper in more areas.

The term explanation: the Electronic Paper described in the present invention is meant to comprise any parts with definite shape that comprise one of following material layer or combination: have the microcapsules electronic ink layer of electrophoretic effect, the little cup structure thinner package rete with electrophoretic effect, screw (Gyricon) layer, have the electrodeless Electronic Paper of the Electronic Paper material layer of electrowetting effect, bistable cholesteric, Beijing Pai Ruigen science and technology etc.

The term explanation: " Electronic Paper is carried out electronization " described in the present invention has identical implication with " Electronic Paper is printed ", even the pixel of Electronic Paper presentation information under effect of electric field.

Because existing Electronic Paper all is based on nonvolatile display material, as has the microcapsules electronic ink layer of electrophoretic effect, the little cup structure thinner package rete with electrophoretic effect, screw (Gyricon) layer, have the Electronic Paper material layer of electrowetting effect, bistable cholesteric etc.This material can change the optical states that material appeared through the electric field that applies certain intensity and direction; Because electric field belongs to invisible effect; Be easy to be used to improper modification or distort the content that Electronic Paper appears, so need adopt technological means to control for the electric field that acts on the Electronic Paper by other people.

The present invention proposes a plurality of solutions, specifically describes as follows:

First kind of scheme is a kind of safety electronic paper with part or Global Information defencive function of design, that is:

1, a kind of safe one-side electronic paper is characterized in that comprising:

The first grid array electrode has independently a grid electrode and a contact conductor on each grid of the said first grid array electrode;

Nonvolatile display material;

Second electrode is public electrode;

The said first grid array electrode, nonvolatile display material and second electrode form lamination;

Between at least one grid electrode of the said first grid array electrode and said second electrode, an electronic switch is set; When said electronic switch was in conducting state, said electronic switch made between said grid electrode and said second electrode and is in low impedance state or electric conducting state.

2, a kind of safe one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

Second electrode is the grid array electrode, and independently a grid electrode and a contact conductor are arranged on each grid of said second electrode;

Between the corresponding grid electrode of at least one grid electrode of the said first grid array electrode and said second electrode, an electronic switch is set; When said electronic switch was in conducting state, said electronic switch made between the corresponding grid electrode of said grid electrode and said second electrode and is in low impedance state or electric conducting state.

3, a kind of safe one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

Second electrode is public electrode;

At least one Electronic Paper protection zone is set in said lamination, and said Electronic Paper protection zone comprises an Electronic Paper pixel at least;

The said first grid array electrode is provided with an electronic switch between each grid electrode of said Electronic Paper protection zone and said second electrode; When said electronic switch was in conducting state, said electronic switch made between said grid electrode and said second electrode and is in low impedance state or electric conducting state.

4, a kind of safe one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

The said first grid array electrode is provided with an electronic switch between the corresponding grid electrode of each grid electrode of said Electronic Paper protection zone and said second electrode; When said electronic switch was in conducting state, said electronic switch made between the corresponding grid electrode of said grid electrode and said second electrode and is in low impedance state or electric conducting state.

Such scheme can be controlled pixel or the Electronic Paper protection zone that is applied to the display message that needs protection through the control electronic switch; When needs prevent to need protection pixel or the Electronic Paper protection zone of display message during by the unexpected change of external electrical field; Make through CS between two drive electrodes of said pixel or Electronic Paper protection zone and be in low impedance state or electric conducting state; Then external electrical field forms voltage difference and will reduce greatly between two drive electrodes, thereby avoids the information of said pixel or Electronic Paper protection zone to be modified.Even directly between two drive electrodes of said pixel or Electronic Paper protection zone, apply external voltage, also because low impedance state or electric conducting state prevent the modification for the information of said pixel or Electronic Paper protection zone with the external voltage short circuit.

5, preferably further comprise information control unit, said information control unit is controlled the state of said electronic switch.Realize effective control through increasing information control unit, when needs upgrade, can effectively upgrade, in the time need not upgrading, form protection mechanism for the information pixels point of being protected.

6, preferably further comprise information input unit, said information control unit is according to the state of the said electronic switch of information Control of information input unit input.

7, preferably further comprise radio-frequency antenna and radiofrequency signal processing unit; The radio-frequency information that passes through said radiofrequency signal processing unit processes from the radiofrequency signal of said radio-frequency antenna induction passes to said information control unit, and said information control unit is controlled the state of said electronic switch according to said radio-frequency information.

8, preferably further comprise the identifying algorithm processing unit, said information control unit is controlled the state of said electronic switch according to said identifying algorithm processing unit authentication result.

Further strengthened the pixel that needs protection or the information protection of Electronic Paper protection zone through increasing the identifying algorithm processing unit, had only access authentication to pass through to revise or to upgrade the information of being protected legally.

9, preferably further comprise information input unit and identifying algorithm processing unit; Said identifying algorithm processing unit carries out authentication processing to the information of said input block input and obtains authentication result, and said information control unit is controlled the state of said electronic switch according to said authentication result.

10, preferably further comprise radio-frequency antenna, radiofrequency signal processing unit and identifying algorithm processing unit; The radio-frequency information that passes through said radiofrequency signal processing unit processes from the radiofrequency signal of said radio-frequency antenna induction passes to said identifying algorithm processing unit; Said identifying algorithm processing unit carries out authentication processing to said radio-frequency information and obtains authentication result, and said information control unit is controlled the state of said electronic switch according to said authentication result.

11, preferably when the control signal of said electronic switch is low-voltage or no-voltage signal, said electronic switch makes said grid electrode and said second electrode be in low impedance state.

The protection zone or the pixel that can under the situation that does not have power supply, prevent Electronic Paper this moment are changed by the external electrical field accident.

12, preferably when said electronic switch is in low impedance state, not enough so that the variation of the nonvolatile display material generation optical states between said grid electrode and said second electrode in the voltage difference between said grid electrode and said second electrode.

13, preferably said nonvolatile display material comprises one of following material layer or combination: have the microcapsules electronic ink layer of electrophoretic effect, the little cup structure thinner package rete with electrophoretic effect, screw (Gyricon) layer, have the Electronic Paper material layer of electrowetting effect, bistable cholesteric.

Second kind of scheme is:

1, a kind of contact point type safety one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

Second electrode is public electrode;

Information protection first conductive contact that connects through lead is set at least one grid electrode of the said first grid array electrode;

Information protection second conductive contact that connects through lead is set on said second electrode;

Under certain pressure effect, be in low impedance state or conduct between said first conductive contact and said second conductive contact and contact.

2, a kind of contact point type safety one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

Second electrode is public electrode;

The said first grid array electrode is provided with information protection first conductive contact that connects through lead on each grid electrode of said Electronic Paper protection zone;

3, a kind of contact point type safety one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

Information protection second conductive contact that connects through lead is set on the grid electrode that said second electrode pair is answered;

4, a kind of contact point type safety one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

5, a kind of contact point type safety one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

Second electrode is public electrode;

Short-circuit part, said short-circuit part comprise the 3rd conductive contact and the 4th conductive contact, and said the 3rd conductive contact conducts with the 4th conductive contact and is connected;

Contact making under certain pressure effect to be in low impedance state or to conduct between said first conductive contact and said the 3rd conductive contact, and make to be in low impedance state or to conduct between said second conductive contact and said the 4th conductive contact and contact.

6, a kind of contact point type safety one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

Second electrode is public electrode;

7, a kind of contact point type safety one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

8, a kind of contact point type safety one-side electronic paper is characterized in that comprising:

Nonvolatile display material;

9, preferably after removing said pressure effect; Be in high impedance status between said first conductive contact and said the 3rd conductive contact or insulation contact, and/or make to be in high impedance status or to insulate between said second conductive contact and said the 4th conductive contact and contact.

10, preferably the 3rd conductive contact of said short-circuit part has certain flexible conductive component with the 4th conductive contact through one and is connected; When approaching said first conductive contact of said short-circuit part and said second conductive contact; The elastic force that said conductive component connects makes to be in low impedance state or to conduct between said first conductive contact and said the 3rd conductive contact and contacts, and makes to be in low impedance state or to conduct between said second conductive contact and said the 4th conductive contact and contact.

11, preferably said first conductive contact comprises first opening; Said second conductive contact comprises second opening; After said short-circuit part inserts said first opening and second opening; Be in low impedance state or conduct between said first conductive contact and said the 3rd conductive contact and contact, and be in low impedance state or conduct between said second conductive contact and said the 4th conductive contact and contact.

Such scheme is realized the protection for Electronic Paper information through simple, cheap mode, and is through manual mode control, very convenient.

The third scheme is:

1, a kind of switch type safe single-sided electronic paper is characterized in that comprising:

Nonvolatile display material;

Second electrode is public electrode;

On the contact conductor of at least one grid electrode of the said first grid array electrode, an electronic switch is set; When said electronic switch was in nonconducting state, said electronic switch made between said grid electrode and the said contact conductor and is in high impedance status or electric insulating state.

2, a kind of switch type safe single-sided electronic paper is characterized in that comprising:

Nonvolatile display material;

Second electrode is public electrode;

The said first grid array electrode is provided with an electronic switch on the contact conductor of each grid electrode of said Electronic Paper protection zone; When said electronic switch was in nonconducting state, said electronic switch made between said grid electrode and the said contact conductor and is in high impedance status or electric insulating state.

3, a kind of switch type safe single-sided electronic paper is characterized in that comprising:

Nonvolatile display material;

Second electronic switch is set being provided with on the contact conductor of at least one grid electrode of the said first grid array electrode on first electronic switch and/or the contact conductor at least one grid electrode of said second electrode; When said first electronic switch was in nonconducting state, said first electronic switch made between corresponding grid electrode and its contact conductor of the said first grid array electrode and is in high impedance status or electric insulating state; When said second electronic switch was in nonconducting state, said second electronic switch made between corresponding grid electrode and its contact conductor of said second electrode and is in high impedance status or electric insulating state.

4, a kind of switch type safe single-sided electronic paper is characterized in that comprising:

Nonvolatile display material;

The said first grid array electrode is being provided with first electronic switch on the contact conductor of each grid electrode of said Electronic Paper protection zone and/or said second electrode is provided with second electronic switch on the contact conductor of each grid electrode of said Electronic Paper protection zone; When said first electronic switch was in nonconducting state, said first electronic switch made between corresponding grid electrode and its contact conductor of the said first grid array electrode and is in high impedance status or electric insulating state; When said second electronic switch was in nonconducting state, said second electronic switch made between corresponding grid electrode and its contact conductor of said second electrode and is in high impedance status or electric insulating state.

Information pixels point that such scheme can prevent to need protection effectively or Electronic Paper protection zone by people through on grid electrode, applying voltage with the illegal modifications content.Also can further adopt first kind of authentification of message parts that solution adopted to strengthen effective control for electronic switch.

The 4th kind of scheme is:

1, a kind of stacked safe single-sided electronic paper is characterized in that comprising:

First conductive material layer;

Second conductive material layer;

One-side electronic paper material layer, said one-side electronic paper material layer place between said first conductive material layer and said second conductive material layer;

Through lamination or barbola work first conductive material layer, Electronic Paper material layer, second conductive material layer are integrally formed, and make said first conductive material layer and said second conductive material layer that at least one conduction contact point or conduction osculatory or conductive contact surfaces arranged.

2, a kind of stacked safe single-sided electronic paper is characterized in that comprising:

First conductive material layer is provided with first conductive contact on said first conductive material layer;

Second conductive material layer is provided with second conductive contact on said second conductive material layer;

Through lamination or barbola work first conductive material layer, Electronic Paper material layer, second conductive material layer are integrally formed, and make to be in low impedance state or to conduct between said first conductive contact and said second conductive contact and contact.

3, further be to increase at least layer protective layer outside said first conductive material layer and/or outside said second conductive material layer, increasing layer protective layer at least.

4, preferably present contacted said first conductive material layer of face and/or be optically transparent at said second conductive material layer with the information of said Electronic Paper.

5, preferably said protective seam is optically transparent.

Such scheme can prevent that the information of electronic material layer arranged is by the external electrical field accidental modification.In actual the use; Be clipped in the middle the Electronic Paper material layer after the electronization with the two layers of conductive material layer; And the two layers of conductive material layer is electrically contacted; For external electrical field, formed a radome, thus the optical states that prevents the Electronic Paper material layer effectively by accidental change, the information that effectively keeps the Electronic Paper material to be appeared.

Also can design a kind of Electronic Paper protector, be used to prevent that the information that Electronic Paper appears from being changed by accident, concrete scheme is:

1, a kind of single-sided electronic paper information protector is characterized in that comprising:

First conductive material layer;

Second conductive material layer;

Said first conductive material layer and second conductive material layer form the cavity that can hold Electronic Paper, and said first conductive material layer has at least one conduction contact point or conducts electricity osculatory or conductive contact surfaces with said second conductive material layer.

2, preferably said cavity further comprises an opening, through said opening Electronic Paper is placed said cavity.Be convenient to through pack into Electronic Paper or take out Electronic Paper of said opening.

3, between preferably said first conductive material layer and second conductive material layer flexible connection parts are arranged, said first conductive material layer rotates with respect to said second conductive material layer through said flexible connection parts or moves.Be convenient between first conductive material layer and second conductive material layer, pack into Electronic Paper or take out Electronic Paper.

4, preferably said first conductive material layer and/or said second conductive material layer are optically transparent.

5, preferably said protective seam is optically transparent.

The method of carrying out electronization for above safety electronic paper is described below:

1, a kind of method of safety electronic paper being carried out electronization; Said safety electronic paper comprises at least one Electronic Paper protection zone; Be provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and second electrode, it is characterized in that comprising following steps:

The first step: judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone;

Second step: be in high impedance status or electric insulating state if then control between first electrode and second electrode of respective pixel that said electronic switch makes said Electronic Paper protection zone, jumped to for the 4th step;

The 3rd step: if otherwise directly jumped to for the 4th step;

The 4th step: first electrode and second electrode to said Electronic Paper send drive signal.

2, a kind of method of safety electronic paper being carried out electronization; Said safety electronic paper comprises authentification of message parts and at least one Electronic Paper protection zone; Be provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and second electrode, it is characterized in that comprising following steps:

Second step: if then send authentication request information to said authentification of message parts; Said authentication parts carry out authentication to said authentication request information; If authentication success then control between first electrode and second electrode of respective pixel that said electronic switch makes said Electronic Paper protection zone and be in high impedance status or electric insulating state jumped to for the 4th step; If authentification failure then finish electronic process;

The 3rd step: if otherwise directly jumped to for the 4th step;

3, a kind of method of safety electronic paper being carried out electronization; Said safety electronic paper comprises at least one Electronic Paper protection zone; Be provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and the electrode drive lead-in wire, it is characterized in that comprising following steps:

Second step: be in low impedance state or electric conducting state if then control first electrode and electrode drive that said electronic switch makes the respective pixel of said Electronic Paper protection zone between going between, jumped to for the 4th step;

The 3rd step: if otherwise directly jumped to for the 4th step;

The 4th step: first electrode to said Electronic Paper sends drive signal.

4, a kind of method of safety electronic paper being carried out electronization; Said safety electronic paper comprises authentification of message parts and at least one Electronic Paper protection zone; Be provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and the electrode drive lead-in wire, it is characterized in that comprising following steps:

Second step: if then send authentication request information to said authentification of message parts; Said authentication parts carry out authentication to said authentication request information; If authentication success then control between first electrode and the electrode drive lead-in wire of respective pixel that said electronic switch makes said Electronic Paper protection zone and be in low impedance state or electric conducting state jumped to for the 4th step; If authentification failure then finish electronic process;

The 3rd step: if otherwise directly jumped to for the 4th step;

The 4th step: first electrode to said Electronic Paper sends drive signal.

5, a kind of to safety electronic paper carry out the electronization method, said safety electronic paper comprises at least one Electronic Paper protection zone, is provided with short-circuit part between first electrode of each pixel of said Electronic Paper protection zone and second electrode,

It is characterized in that comprising following steps:

Second step: be in high impedance status or electric insulating state if then move between first electrode and second electrode of respective pixel that said short-circuit part makes said Electronic Paper protection zone, jumped to for the 4th step;

The 3rd step: if otherwise directly jumped to for the 4th step;

6, a kind of method of safety electronic paper being carried out electronization; Said safety electronic paper comprises at least one Electronic Paper protection zone; Information protection first conductive contact that the first electrode setting of each pixel of said Electronic Paper protection zone connects through lead; Information protection second conductive contact that connects through lead is set on second electrode, it is characterized in that comprising following steps:

Second step: be in high impedance status or electric insulating state if then remove or reduce to be applied between first electrode and second electrode of respective pixel that pressure between said first conductive contact and said second conductive contact makes said Electronic Paper protection zone, jumped to for the 4th step;

The 3rd step: if otherwise directly jumped to for the 4th step;

7, a kind of method of safety electronic paper being carried out electronization; Said safety electronic paper comprises at least one Electronic Paper protection zone; Information protection first conductive contact that the first electrode setting of each pixel of said Electronic Paper protection zone connects through lead; Information protection second conductive contact that connects through lead is set on second electrode; Short-circuit part makes under certain pressure effect, to be in low impedance state or to conduct between said first conductive contact and said second conductive contact and contacts, and it is characterized in that comprising following steps:

Second step: be in high impedance status or electric insulating state if then remove or unclamp between first electrode and second electrode of respective pixel that short-circuit part makes said Electronic Paper protection zone, jumped to for the 4th step;

The 3rd step: if otherwise directly jumped to for the 4th step;

8, preferably send authentication request information to said authentification of message parts before, require the input Personal Identity Number.

9, preferably in the authentication request information of sending to said authentification of message parts, comprise Personal Identity Number.

10, preferably said authentification of message parts are discerned Personal Identity Number, if Personal Identity Number correctly then carry out the subsequent operation process, if Personal Identity Number mistake then finish electronic process.

Beneficial effect of the present invention: technical scheme of the present invention has solved Electronic Paper effectively by external electrical field or impressed voltage is illegal or the problem of unexpected change, and the information of keeping Electronic Paper effectively and being appeared is for Electronic Paper is applied to certificate, public affairs

Fields such as literary composition provide the effective technology scheme that realizes.

Description of drawings:

Fig. 1 is the first kind of solution principle schematic that realizes the protection Pixel Information.

Fig. 2 is the principle schematic that on first kind of solution basis, increases information Control parts and input block.

Fig. 3 is the principle schematic that on first kind of solution basis, increases information Control parts and wireless input block.

Fig. 4 is the second kind of solution principle schematic that realizes the protection Pixel Information.

Fig. 5 is the principle schematic that on second kind of solution basis, increases by first kind of short-circuit part.

Fig. 6 is the principle schematic that on second kind of solution basis, increases by second kind of short-circuit part.

Fig. 7 is the third solution principle schematic that realizes the protection Pixel Information.

Fig. 8 is the principle schematic that on the third solution basis, increases information Control parts and input block.

Fig. 9 is the principle schematic that on the third solution basis, increases information Control parts and wireless input block.

Figure 10 is that electronic paper information protector is realized synoptic diagram.

Figure 11 is the 4th kind of solution principle schematic that realizes the protection Pixel Information.

Figure 12 is in the another kind of principle schematic that realizes of the 4th kind of solution.

Figure 13 is the improvement principle schematic the 4th kind of solution.

Figure 14 is the first method synoptic diagram that safety electronic paper carries out electronization.

Figure 15 is the second method synoptic diagram that safety electronic paper carries out electronization.

Figure 16 is the third method synoptic diagram that safety electronic paper carries out electronization.

Figure 17 is the 4th kind of method synoptic diagram that safety electronic paper carries out electronization.

Figure 18 is the 5th kind of method synoptic diagram that safety electronic paper carries out electronization.

Figure 19 is the 6th kind of method synoptic diagram that safety electronic paper carries out electronization.

Figure 20 is the 7th kind of method synoptic diagram that safety electronic paper carries out electronization.

Embodiment:

Electronic Paper is a kind of special paper; Be coated with micro unit (being also referred to as pixel cell) on it with electrophoretic characteristic or electro-wetting property; These micro units have the externally following characteristic that changes optical states of electric field action; And after the optical states change,, still can keep optical states even remove extra electric field.Therefore, be actually control for the printing of Electronic Paper and be added in the external electrical field size and Orientation on each micro unit on the Electronic Paper, make each micro unit on the Electronic Paper present the optical characteristics of our needs." micro unit " has identical meanings with " pixel of Electronic Paper " among the present invention.

Further describe specific embodiments of the present invention below in conjunction with accompanying drawing.

Fig. 1 is the first kind of solution principle schematic that realizes the protection Pixel Information.Electronic Paper comprises the array that a lot of pixels constitute, and each pixel comprises pixel electrode and non-volatile display material.The pixel electrode here is also referred to as grid electrode.Pixel comprises grid first electrode 102 and grid second electrode 103 among the figure, and non-volatile display material 104 places between grid first electrode 102 and grid second electrode 103.Grid first electrode 102 has the lead 105 of first electrode drive, and grid second electrode 103 has the lead 106 of second electrode drive.When pixel is carried out electronization; Apply voltage with grid second electrode 103 for grid first electrode 102 through lead 105 and lead 106; Between grid first electrode 102 and grid second electrode 103, form the electric field of certain orientation; Change the optical states of non-volatile display material 104, thereby demonstrate information.The present invention has increased electronic switch 101 between grid first electrode 102 and grid second electrode 103, connect the state of electronic switch with the control electronic switch with control signal wire 107.When electronic switch is in conducting state; Present Low ESR between said grid first electrode 102 and grid second electrode 103; When on pixel, applying external electrical field; On grid first electrode 102 and grid second electrode 103, will have essentially identical current potential, thereby the potential difference (PD) between grid first electrode 102 and grid second electrode 103 is very little, therefore can prevent the change of external electrical field for pixel information; It is same when electronic switch is in conducting state; Apply voltage with grid second electrode 103 for grid first electrode 102 through lead 105 and lead 106; Owing to present Low ESR between grid first electrode 102 and grid second electrode 103; Thereby the potential difference (PD) between grid first electrode 102 and grid second electrode 103 is very little, and the optical states that can not change the non-volatile display material 104 of pixel has reached the purpose of protection pixel information.When needs are revised pixel information; Only need send control signal to control signal wire 107; Make electronic switch 101 be in off-state; Present high impedance between said grid first electrode 102 and grid second electrode 103 this moment, applies electric field or between said grid first electrode 102 and grid second electrode 103, apply voltage through the outside, can change the optical states of pixel.

Fig. 2 is the principle schematic that on first kind of solution basis, increases information Control parts and input block.In order to realize that the control of electronic switch 101 is checked or authentication, information control unit 210 and information input unit 211 have been increased.Information control unit 210 process informations are confirmed the control signal to control signal wire 107 transmissions of electronic switch 101 according to the input information of input block 211, therefore can artificially control the state of electronic switch.Particularly when information control unit 210 comprises the identifying algorithm processing unit and has authentication function; Can be to input information from information input unit 211; Have only through the input of authentification of message and could control electronic switch, can prevent more effectively that the pixel information of Electronic Paper from being distorted or unlawfully being modified.

Fig. 3 is the principle schematic that on first kind of solution basis, increases information Control parts and wireless input block.Scheme than Fig. 2; The solution of Fig. 3 comprises information control unit 310 and wireless induction antenna 311; Through wireless induction antenna 311 induction wireless electric signal input informations; Information control unit 310 is handled the radio signal input information, has only correct input information could control electronic switch 101.Therefore can prevent that pixel information is by illegal.

Fig. 4 is the second kind of solution principle schematic that realizes the protection Pixel Information.Different with the scheme of Fig. 1, this embodiment is on grid first electrode 102 and grid second electrode 103, to draw first conductive contact 422 and second conductive contact 423 through first lead 421 and second lead 424 respectively.When preventing to place the optical states of the non-volatile display material 104 between grid first electrode 102 and grid second electrode 103, revised by needs by unusual; Only need on first conductive contact 422 and second conductive contact 423, apply certain external force; Make between first conductive contact 422 and second conductive contact 423 contact or be in low impedance state; No matter be to apply external electrical field or directly between said grid first electrode 102 and grid second electrode 103, apply voltage this moment; The capital is because potential difference (PD) between grid first electrode 102 and grid second electrode 103 is very little, thereby the optical states that can not change the non-volatile display material 104 of pixel has reached the purpose of protection pixel information.When needs are revised pixel information; Only need make and not contact between first conductive contact 422 and second conductive contact 423 or be in high impedance status; Apply electric field or between said grid first electrode 102 and grid second electrode 103, apply voltage through the outside, can change the optical states of pixel.

Fig. 5 is the principle schematic that on second kind of solution basis, increases by first kind of short-circuit part.Scheme to Fig. 4; In order first conductive contact 422 to be contacted with second conductive contact 423 or to be in low impedance state; Fig. 5 provides further technical scheme; Promptly increase a short-circuit part, said short-circuit part comprises the 3rd conductive contact 531 and the 4th conductive contact 533 that is connected by a lead 532.When preventing to place the optical states of the non-volatile display material 104 between grid first electrode 102 and grid second electrode 103, revised by needs by unusual; Only need the 3rd conductive contact 531 with short-circuit part contact or be in low impedance state and the 4th conductive contact 533 is contacted with second conductive contact 423 or be in low impedance state with first conductive contact 422; Make between first conductive contact 422 and second conductive contact 423 and be in low impedance state; No matter be to apply external electrical field or directly between said grid first electrode 102 and grid second electrode 103, apply voltage this moment; The capital is because potential difference (PD) between grid first electrode 102 and grid second electrode 103 is very little, thereby the optical states that can not change the non-volatile display material 104 of pixel has reached the purpose of protection pixel information., needs only need remove short-circuit part when revising pixel information; Make between grid first electrode 102 and grid second electrode 103 and be in high impedance status; Apply electric field or between said grid first electrode 102 and grid second electrode 103, apply voltage through the outside, can change the optical states of pixel.

Fig. 6 is the principle schematic that on second kind of solution basis, increases by second kind of short-circuit part.The scheme of Fig. 6 is the distortion of the scheme of Fig. 5, and the scheme that difference is Fig. 6 is designed to integral body, short-circuit part easy to use with the 3rd conductive contact 631 and the 4th conductive contact 633 that the lead 632 of short-circuit part connects.

Fig. 7 is the third solution principle schematic that realizes the protection Pixel Information.Pixel comprises grid first electrode 102 and grid second electrode 103 among the figure, and non-volatile display material 104 places between grid first electrode 102 and grid second electrode 103.Between the lead 705 of grid first electrode 102 and first electrode drive, increase by first electronic switch 701, between the lead 706 of grid second electrode 103 and second electrode drive, increase by second electronic switch 708.Control for first electronic switch 701 is carried out through first control signal wire 707, carries out through second control signal wire 709 for the control of second electronic switch 708.When sending control signal for first control signal wire 707 to make first electronic switch 701 be in off-state; Present high impedance between the lead 705 of said grid first electrode 102 and first electrode drive; And/or when sending control signal for second control signal wire 709 to make second electronic switch 708 be in off-state; Present high impedance between the lead 706 of said grid second electrode 103 and second electrode drive; Apply voltage with grid second electrode 103 for grid first electrode 102 through lead 705 and lead 706; Because first electronic switch 701 is in off-state and/or second electronic switch 708 is in off-state; Thereby the potential difference (PD) between grid first electrode 102 and grid second electrode 103 is very little, and the optical states that can not change the non-volatile display material 104 of pixel has reached the purpose of protection pixel information.When needs are revised pixel information; Only need send control signal to first control signal wire 707 and second control signal wire 709 makes first electronic switch 701 be in conducting state and makes second electronic switch 708 be in conducting state; Apply voltage this moment between said grid first electrode 102 and grid second electrode 103, can change the optical states of pixel.This scheme can prevent to apply the abnormal change that voltage causes pixel information through direct drive electrode to pixel.

Fig. 8 is the principle schematic that on the third solution basis, increases information Control parts and input block.In order to realize that the control of first electronic switch 701 and second electronic switch 708 is checked or authentication, information control unit 810 and information input unit 811 have been increased.Information control unit 810 process informations are confirmed therefore can artificially control the state of electronic switch to first control signal wire 707 of first electronic switch 701 and/or second electronic switch 708 and/or the control signal of second control signal wire, 709 transmissions according to the input information of input block 811.Particularly when information control unit 810 comprises the identifying algorithm processing unit and has authentication function; Can be to input information from information input unit 811; Have only through the input of authentification of message and could control electronic switch, can prevent more effectively that the pixel information of Electronic Paper from being distorted or unlawfully being modified.

Fig. 9 is the principle schematic that on the third solution basis, increases information Control parts and wireless input block.Scheme than Fig. 7; The solution of Fig. 9 comprises information control unit 910 and wireless induction antenna 911; Through wireless induction antenna 911 induction wireless electric signal input informations; Information control unit 910 is handled the radio signal input information, has only correct input information could control first electronic switch 701 and/or second electronic switch 708.Therefore can prevent that pixel information is by illegal.

Figure 10 is that electronic paper information protector is realized synoptic diagram.Electronic paper information protector comprises by first conductive material layer 1001 and second conductive material layer 1002 and forms the cavity 1003 that can hold Electronic Paper, and said first conductive material layer 1001 has at least one conduction contact point or conduction osculatory or conductive contact surfaces with said second conductive material layer 1002.For the ease of placing or take out Electronic Paper; In cavity 1003 edges one opening 1004 is set; The Electronic Paper of needs being carried out information protection through opening 1004 is packed in the cavity 1003; Make the electronics recto near first conductive material layer 1001, the back side of Electronic Paper is near second conductive material layer 1002.Like this; When external electrical field acts on electronic paper information protector; Because cavity 1003 outer first conductive material layer 1001 and second conductive material layers 1002 have formed equipotential; Therefore can not form the electric field of the optical states that changes the Electronic Paper pixel for the Electronic Paper in the cavity 1003, reach and prevent that information that Electronic Paper shows is by the purpose of accident or illegal modifications.Further; Can be read in order to make the Electronic Paper that places in the cavity 1003; First conductive material layer 1001 and/or second conductive material layer 1002 adopt optically transparent material to get final product, and can realize so need not taking out Electronic Paper from cavity 1003, can read the content of Electronic Paper.

Figure 11 is the 4th kind of solution principle schematic that realizes the protection Pixel Information.This scheme is that the Electronic Paper material layer 1102 that needs protection of electronization is placed between first conductive material layer 1101 and second conductive material layer 1103; The lamination that first conductive material layer 1101, Electronic Paper material layer 1102, second conductive material layer 1103 is integrally formed through lamination or barbola work, and make said first conductive material layer 1101 and said second conductive material layer 1103 that at least one conduction contact point or conduction osculatory or conductive contact surfaces arranged.Like this; When external electrical field acts on lamination; Because the Electronic Paper material layer 1,102 first outer conductive material layers 1101 have formed equipotential with said second conductive material layer 1103; Therefore can not form the electric field of the optical states that changes the Electronic Paper pixel for Electronic Paper material layer 1102, reach and prevent that information that Electronic Paper material layer 1102 shown is by the purpose of accident or illegal modifications.Further, for the content that makes Electronic Paper material layer 1102 can be read, first conductive material layer 1101 and/or said second conductive material layer 1103 adopt optically transparent material to get final product.

Figure 12 is in the another kind of principle schematic that realizes of the 4th kind of solution.This scheme is that the Electronic Paper material layer 1202 that needs protection of electronization is placed between first conductive material layer 1201 and second conductive material layer 1203; On said first conductive material layer 1201, first conductive contact 1204 is set; Second conductive contact 1205 is set on said second conductive material layer; The lamination that first conductive material layer 1201, Electronic Paper material layer 1202, second conductive material layer 1203 is integrally formed through lamination or barbola work, and make to be in low impedance state or to conduct between said first conductive contact 1204 and said second conductive contact 1205 and contact.Like this; When external electrical field acts on lamination; Because the Electronic Paper material layer 1,202 first outer conductive material layers 1201 have formed equipotential with said second conductive material layer 1203; Therefore can not form the electric field of the optical states that changes the Electronic Paper pixel for Electronic Paper material layer 1202, reach and prevent that information that Electronic Paper material layer 1202 shown is by the purpose of accident or illegal modifications.Further, for the content that makes Electronic Paper material layer 1202 can be read, first conductive material layer 1201 and/or said second conductive material layer 1203 adopt optically transparent material to get final product.

Figure 13 is the improvement principle schematic the 4th kind of solution.On the solution basis of Figure 11, increase by first protective seam 1301 and second protective seam 1302 again, the lamination that first protective seam 1301, first conductive material layer 1101, Electronic Paper material layer 1102, second conductive material layer 1103, second protective seam 1302 is integrally formed through lamination or barbola work.Than the scheme of Figure 11, except function and effect with Figure 11 scheme, the protective seam of this programme can strengthen the wearing quality of stack surface, improves the serviceable life of lamination.For the Electronic Paper material layer information in the lamination can be read, first protective seam 1301 and second protective seam 1302 adopt transparent high-abrasive material to get final product.

Figure 14 is the first method synoptic diagram that safety electronic paper carries out electronization.A kind of method of safety electronic paper being carried out electronization; When said safety electronic paper comprises at least one Electronic Paper protection zone; When being provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and second electrode; Comprise following steps: at first judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone in step 1401; Be in high impedance status or electric insulating state if then get between first electrode and second electrode of respective pixel that the said electronic switch of step 1402 control makes said Electronic Paper protection zone, get into step 1403 then and can realize electronization Electronic Paper to the drive electrode transmission drive signal of said Electronic Paper; If said Electronic Paper is carried out the pixel that electronic zone does not comprise the Electronic Paper protection zone, then directly jump to step 1403 and can realize electronization Electronic Paper to the drive electrode transmission drive signal of said Electronic Paper.

Figure 15 is the second method synoptic diagram that safety electronic paper carries out electronization.A kind of method of safety electronic paper being carried out electronization; When said safety electronic paper comprises at least one Electronic Paper protection zone; Being provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and the electrode drive lead-in wire is; Comprise following steps: at first judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone in step 1501; Be in low impedance state or electric conducting state if then get between first electrode and the electrode drive lead-in wire of respective pixel that the said electronic switch of step 1502 control makes said Electronic Paper protection zone, get into step 1503 then and can realize electronization Electronic Paper to the drive electrode transmission drive signal of said Electronic Paper; If said Electronic Paper is carried out the pixel that electronic zone does not comprise the Electronic Paper protection zone, then directly jump to step 1503 and can realize electronization Electronic Paper to the drive electrode transmission drive signal of said Electronic Paper.

Figure 16 is the third method synoptic diagram that safety electronic paper carries out electronization.A kind of method of safety electronic paper being carried out electronization; When said safety electronic paper comprises authentification of message parts and at least one Electronic Paper protection zone; When being provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and second electrode; Comprise following steps: at first judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone in step 1601; Send authentication request information if then get into step 1602 to said authentification of message parts; In step 1603, said authentication request information is carried out authentication then by said authentication parts; If authentication success then get between first electrode and second electrode of respective pixel that the said electronic switch of step 1604 control makes said Electronic Paper protection zone and be in high impedance status or electric insulating state gets into step 1605 again and sends the electronization of drive signal realization to Electronic Paper to the drive electrode of said Electronic Paper; If authentification failure then get into step 1606 and withdraw from process to Electronic Paper electronization.If said Electronic Paper is carried out the pixel that electronic zone does not comprise the Electronic Paper protection zone, then directly jump to step 1605 and send the electronization of drive signal realization Electronic Paper to the drive electrode of said Electronic Paper.

Figure 17 is the 4th kind of method synoptic diagram that safety electronic paper carries out electronization.A kind of method of safety electronic paper being carried out electronization; When said safety electronic paper comprises authentification of message parts and at least one Electronic Paper protection zone; When being provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and the electrode drive lead-in wire; Comprise following steps: at first judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone in step 1701; Send authentication request information if then get into step 1702 to said authentification of message parts; In step 1703, said authentication request information is carried out authentication then by said authentication parts; If authentication success then get between first electrode and the electrode drive lead-in wire of respective pixel that the said electronic switch of step 1704 control makes said Electronic Paper protection zone and be in low impedance state or electric conducting state gets into step 1705 again and sends the electronization of drive signal realization to Electronic Paper to the drive electrode of said Electronic Paper; If authentification failure then get into step 1706 and withdraw from process to Electronic Paper electronization.If said Electronic Paper is carried out the pixel that electronic zone does not comprise the Electronic Paper protection zone, then directly jump to step 1705 and send the electronization of drive signal realization Electronic Paper to the drive electrode of said Electronic Paper.

Figure 18 is the 5th kind of method synoptic diagram that safety electronic paper carries out electronization.A kind of method of safety electronic paper being carried out electronization; When said safety electronic paper comprises at least one Electronic Paper protection zone; When being provided with short-circuit part between first electrode of each pixel of said Electronic Paper protection zone and second electrode; Comprise following steps: at first judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone in step 1801; Move between first electrode and second electrode of respective pixel that said short-circuit part makes said Electronic Paper protection zone and be in high impedance status or electric insulating state if then get into step 1802, get into step 1803 then and send drive signal to the drive electrode of said Electronic Paper and can realize electronization Electronic Paper; If said Electronic Paper is carried out the pixel that electronic zone does not comprise the Electronic Paper protection zone, then directly jump to step 1803 and can realize electronization Electronic Paper to the drive electrode transmission drive signal of said Electronic Paper.

Figure 19 is the 6th kind of method synoptic diagram that safety electronic paper carries out electronization.A kind of method of safety electronic paper being carried out electronization; When said safety electronic paper comprises at least one Electronic Paper protection zone; Information protection first conductive contact that the first electrode setting of each pixel of said Electronic Paper protection zone connects through lead; When on second electrode information protection second conductive contact that connects through lead being set; Comprise following steps: at first judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone in step 1901; Remove or reduce to apply between first electrode and second electrode of respective pixel that pressure between said first conductive contact and said second conductive contact makes said Electronic Paper protection zone and be in high impedance status or electric insulating state if then get into step 1902, get into step 1903 then and send drive signal to the drive electrode of said Electronic Paper and can realize electronization Electronic Paper; If said Electronic Paper is carried out the pixel that electronic zone does not comprise the Electronic Paper protection zone, then directly jump to step 1903 and can realize electronization Electronic Paper to the drive electrode transmission drive signal of said Electronic Paper.

Figure 20 is the 7th kind of method synoptic diagram that safety electronic paper carries out electronization.A kind of method of safety electronic paper being carried out electronization; When said safety electronic paper comprises at least one Electronic Paper protection zone; Information protection first conductive contact that the first electrode setting of each pixel of said Electronic Paper protection zone connects through lead; Information protection second conductive contact that connects through lead is set on second electrode; Short-circuit part makes and under certain pressure effect, is in low impedance state between said first conductive contact and said second conductive contact or conducts when contacting; Comprise following steps: at first judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone in step 2001; Remove or unclamp between first electrode and second electrode of respective pixel that short-circuit part makes said Electronic Paper protection zone and be in high impedance status or electric insulating state if then get into step 2002, get into step 2003 then and send drive signal to the drive electrode of said Electronic Paper and can realize electronization Electronic Paper; If said Electronic Paper is carried out the pixel that electronic zone does not comprise the Electronic Paper protection zone, then directly jump to step 2003 and can realize electronization Electronic Paper to the drive electrode transmission drive signal of said Electronic Paper.

Claims

One kind to safety electronic paper carry out the electronization method, it is characterized in that said safety electronic paper comprises at least one Electronic Paper protection zone, is provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and second electrode; Said electronic switch makes between first electrode and second electrode of respective pixel of said Electronic Paper protection zone and is in low impedance state or electric conducting state; Safety electronic paper is carried out electronization comprises following steps:

The first step: judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone;

Second step: be in high impedance status or electric insulating state if then control between first electrode and second electrode of respective pixel that said electronic switch makes said Electronic Paper protection zone, jumped to for the 4th step;

The 3rd step: if otherwise directly jumped to for the 4th step;

The 4th step: first electrode and second electrode to said Electronic Paper send drive signal.
One kind to safety electronic paper carry out the electronization method; It is characterized in that said safety electronic paper comprises authentification of message parts and at least one Electronic Paper protection zone, is provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and second electrode; Said electronic switch makes between first electrode and second electrode of respective pixel of said Electronic Paper protection zone and is in low impedance state or electric conducting state; Safety electronic paper is carried out electronization comprises following steps:

The first step: judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone;

Second step: if then send authentication request information to said authentification of message parts; Said authentication parts carry out authentication to said authentication request information; If authentication success then control between first electrode and second electrode of respective pixel that said electronic switch makes said Electronic Paper protection zone and be in high impedance status or electric insulating state jumped to for the 4th step; If authentification failure then finish electronic process;

The 3rd step: if otherwise directly jumped to for the 4th step;

The 4th step: first electrode and second electrode to said Electronic Paper send drive signal.
3. one kind is carried out the method for electronization to safety electronic paper, it is characterized in that said safety electronic paper comprises at least one Electronic Paper protection zone, and first electrode of each pixel of said Electronic Paper protection zone and electrode drive are provided with electronic switch between going between; Said electronic switch makes between first electrode and the electrode drive lead-in wire of respective pixel of said Electronic Paper protection zone and is in high impedance status or off-state; Safety electronic paper is carried out electronization comprises following steps:

The first step: judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone;

Second step: be in low impedance state or electric conducting state if then control first electrode and electrode drive that said electronic switch makes the respective pixel of said Electronic Paper protection zone between going between, jumped to for the 4th step;

The 3rd step: if otherwise directly jumped to for the 4th step;

The 4th step: first electrode to said Electronic Paper sends drive signal.
One kind to safety electronic paper carry out the electronization method; It is characterized in that said safety electronic paper comprises authentification of message parts and at least one Electronic Paper protection zone, be provided with electronic switch between first electrode of each pixel of said Electronic Paper protection zone and the electrode drive lead-in wire; Said electronic switch makes between first electrode and the electrode drive lead-in wire of respective pixel of said Electronic Paper protection zone and is in high impedance status or off-state; Safety electronic paper is carried out electronization comprises following steps:

The first step: judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone;

Second step: if then send authentication request information to said authentification of message parts; Said authentication parts carry out authentication to said authentication request information; If authentication success then control between first electrode and the electrode drive lead-in wire of respective pixel that said electronic switch makes said Electronic Paper protection zone and be in low impedance state or electric conducting state jumped to for the 4th step; If authentification failure then finish electronic process;

The 3rd step: if otherwise directly jumped to for the 4th step;

The 4th step: first electrode to said Electronic Paper sends drive signal.
One kind to safety electronic paper carry out the electronization method, it is characterized in that said safety electronic paper comprises at least one Electronic Paper protection zone, is provided with short-circuit part between first electrode of each pixel of said Electronic Paper protection zone and second electrode; Safety electronic paper is carried out electronization comprises following steps:

The first step: judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone;

Second step: be in high impedance status or electric insulating state if then move between first electrode and second electrode of respective pixel that said short-circuit part makes said Electronic Paper protection zone, jumped to for the 4th step;

The 3rd step: if otherwise directly jumped to for the 4th step;

The 4th step: first electrode and second electrode to said Electronic Paper send drive signal.
One kind to safety electronic paper carry out the electronization method; It is characterized in that said safety electronic paper comprises at least one Electronic Paper protection zone; Information protection first conductive contact that the first electrode setting of each pixel of said Electronic Paper protection zone connects through lead is provided with information protection second conductive contact that connects through lead on second electrode; Between said first conductive contact and said second conductive contact, exert pressure and make between first conductive contact and second conductive contact contact or be in low impedance state; Safety electronic paper is carried out electronization comprises following steps:

The first step: judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone;

Second step: be in high impedance status or electric insulating state if then remove or reduce to be applied between first electrode and second electrode of respective pixel that pressure between said first conductive contact and said second conductive contact makes said Electronic Paper protection zone, jumped to for the 4th step;

The 3rd step: if otherwise directly jumped to for the 4th step;

The 4th step: first electrode and second electrode to said Electronic Paper send drive signal.
One kind to safety electronic paper carry out the electronization method; It is characterized in that said safety electronic paper comprises at least one Electronic Paper protection zone; Information protection first conductive contact that the first electrode setting of each pixel of said Electronic Paper protection zone connects through lead; Information protection second conductive contact that connects through lead is set on second electrode, and short-circuit part makes under certain pressure effect, to be in low impedance state or to conduct between said first conductive contact and said second conductive contact and contacts; Safety electronic paper is carried out electronization comprises following steps:

The first step: judge said Electronic Paper is carried out the pixel whether electronic zone comprises the Electronic Paper protection zone;

Second step: be in high impedance status or electric insulating state if then remove or unclamp between first electrode and second electrode of respective pixel that short-circuit part makes said Electronic Paper protection zone, jumped to for the 4th step;

The 3rd step: if otherwise directly jumped to for the 4th step;

The 4th step: first electrode and second electrode to said Electronic Paper send drive signal.
8. according to claim 2 or 4 described methods, it is characterized in that send authentication request information to said authentification of message parts before, requiring the input Personal Identity Number.
9. according to claim 2 or 4 described methods, it is characterized in that in the authentication request information of sending to said authentification of message parts, comprising Personal Identity Number.
10. method according to claim 8 is characterized in that said authentification of message parts discern Personal Identity Number, if Personal Identity Number correctly then carry out the subsequent operation process, if Personal Identity Number mistake then finish electronic process.