CN1206182A - Information recording medium and information recording/reproducing apparatus - Google Patents

Information recording medium and information recording/reproducing apparatus Download PDF

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Publication number
CN1206182A
CN1206182A CN 98116316 CN98116316A CN1206182A CN 1206182 A CN1206182 A CN 1206182A CN 98116316 CN98116316 CN 98116316 CN 98116316 A CN98116316 A CN 98116316A CN 1206182 A CN1206182 A CN 1206182A
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China
Prior art keywords
information
information recording
chip
recording carrier
optical recording
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CN 98116316
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Chinese (zh)
Inventor
井上正人
太田信一
小川善广
田村知元
长野和美
田边浩
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to CN 98116316 priority Critical patent/CN1206182A/en
Publication of CN1206182A publication Critical patent/CN1206182A/en
Pending legal-status Critical Current

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  • Optical Record Carriers And Manufacture Thereof (AREA)

Abstract

A highly reliable hybrid card and a recording/reproducing apparatus to be used with such a hybrid card are provided. An information recording medium has a size of a credit card and comprises a transparent substrate, an optical recording layer, an IC chip and an antenna coil for an information exchanging operation of at least either recording information on the IC chip or reproducing information stored in the IC chip without bringing the IC chip and the information recording/reproducing apparatus into direct mutual contact and the transparent substrate, the optical recording layer and the antenna coil are arranged in the above listed order.

Description

Information recording carrier and information recording/reproducer
The present invention relates to the information recording/reproducer of information recording carrier and this medium of use.The present invention be more particularly directed to include the interblock of different recording characteristic, and be suitable for information recording carrier, and write down information recording/reproducer with information reproduction with this medium with different mode record and information reproduction.
In comprising all optical information recording mediums such as the CD server (optical file) that proposes recent years and CD, light-card is noticeable especially, although because they are in light weight, be easy to carry and volume is less big memory capacity arranged.The advantage of light-card is big memory capacity, make easily, cost is low.If light-card once type writes recording areas, make the information that writes in fact not have mistake, the reliability that is stored in the information in the light-card will be very high.From these and other advantages, light-card has very big demand.
The configuration of simple declaration typical case light-card with reference to the accompanying drawings.
Fig. 5 A is the schematic plan view of typical known light-card 50, and Fig. 5 B is the constructed profile of the light-card of Fig. 5 A along the line 5B-5B of Fig. 5 A.With reference to Fig. 5 A and 5B, light-card comprises transparent substrate 51, the optical recording layer 53 as optical recording district 59, tack coat 55 and protective seam 57.Optical recording layer 53 is by constituting by the material that luminous energy changes its form or color as silverskin, tellurium oxide or dyestuff etc.Transparent substrate 51 and protective seam 57 are made of acryl resin, polycarbonate resin or vestolit usually.
Light-card 50 is recorded information on optical recording layer 53, reproduces the information that is stored on the optical recording layer 53 during with photoirradiation.More specifically, the information by the luminous point to-and-fro movement thereon that makes one or more meticulous convergences to reproduce from optical recording layer 53 record by according to the information modulation luminous point that will write down, writes down the information as the detectable array of light of record pit thereon.Accurately write down each information with the technology that is called from motion tracking (after this being called AT) control and automatic focusing (after this being called AF) in the presumptive area of light-card layer 53.AT control is the technology of positioning control luminous point on the direction vertical with the direction of scanning on the light-card plane, and AF control is the technology at the direction positioning control luminous point vertical with the light-card plane.Preferably these technology also are used to information regeneration to operate and control luminous point.
Fig. 6 in the accompanying drawing is the schematic plan view of light-card 50, represents its form.Bulk information track 2 and tracking track 4 are arranged alternately on the record plane of light-card.Light-card has the reference position 3 that the reference position is provided to access information track 2 in addition.Information track 2 is expressed as 2-1,2-2,2-3 etc. successively from the most close reference point (reference position 3).
As shown in Figure 6, follow the tracks of track 4-1,4-2,4-3 ... with each information track 2 adjacent setting.Follow the tracks of the AT control that track is used to control and guide luminous point, they are not departed from from information track in the scan operation of record or information reproduction.
More specifically, carry out the AT control operation with servo control circuit, so that with the deviation (AT deviation) of bare headed exploring spot and information track, and the information feedback that exploration operation is obtained is to the tracking regulator that drives object lens at tracking direction.In other words, the control luminous point does not depart from by driving the information track that object lens just are being scanned in the bare headed relatively main body of tracking direction (D direction) it.
On the other hand, when the spot scan information track comes information reproduction, control relative object lens by AF and control them, make them occupy suitable area (focusing) on the record plane of light-card.Like this, in the AF control operation, can detect depart from (the AF deviation) of luminous point with shaven head from focus state, detectable signal feeds back to focusing regulator, so that drive object lens along optical axis, like this, when the bare headed relatively main body of focus direction drives object lens, just can control luminous point and make on its recording layer that focuses on light-card.With reference to Fig. 7, reference symbol S1, S2 and S3 represent to be formed on the luminous point on the light-card.The luminous point S2 and the S3 that follow the tracks of track 4-2 and 4-3 with part irradiation carry out the AT control operation.The operation of carrying out the AF control operation and reading pits with luminous point S1.In Fig. 7, reference symbol 5-1 represents the pits array to 5-3, and reference symbol 6-1 represents to be separately positioned on the track number (address) of pits array 5-1 to the track of 5-3 opposite side to 6-3.Information track is equipped with the track number separately of its address of expression.
Fig. 8 is used for diagrammatic side view from the shaven head part of the information reproduction apparatus of light-card 50 information reproductions, represents its structure.In Fig. 8, reference number 10 expressions are as the semiconductor laser of light source.
With reference to Fig. 8, the shaven head part comprises collimation lens 11, beam shaping prism 12, diffraction grating 13 and polarized Beam Splitter 14 and quarter-wave plate 15, object lens 16, spherical lens 17, cylindrical lens 18 and photo-detector 19.As shown in Figure 9, photo-detector 19 comprise have light receiving element 19-1,19-2, the four end parts of 19-3,19-4 and a pair of light receiving element 19-5,19-6.
The light beam of launching from semiconductor laser 10 is reduced into angular-spread beam, enters collimation lens 11, becomes a branch of collimated ray, and changing it into section with beam shaping prism 12 then before entering diffraction grating is circular light beam substantially.Diffraction grating 13 is divided into three efficient beams (zero order diffracted beam and a pair of ± 1 grade light beam) with light beam.
Resulting three-beam enters polarized Beam Splitter 14 then becomes the P polarized light, when it changes circularly polarized light during by polarized Beam Splitter 14 and quarter-wave plate 15 into.The three-beam that will change circularly polarized light into object lens 16 is converged to thin luminous point then, and focuses on the light-card 50.The focused beam acts of light corresponding thin luminous point S2 (+1 order diffraction bundle), S1 (0 order diffraction bundle) and S3 (1 order diffraction bundle).As mentioned above, luminous point S1 is used for information reproduction and AF control, and luminous point S2 and S3 are used for AT control.
In luminous point, luminous point S2 and S3 are on corresponding tracking track located adjacent one another, and as shown in Figure 7, and luminous point S1 is on information track 2, and this information track 2 is used for canned data, and its both sides are two to follow the tracks of tracks.
When luminous point irradiation light-card, they are reflected by the light-card planar section and enter object lens 16.When reflection ray collimates during by object lens 16 again, before entering polarized Beam Splitter 14, when they be converted to during by quarter-wave plate 15 with incide light-card on light beam become the light beam of 90 degree polarizations, as the S polarized light, and the spectrum that is reflected to the detection light of photo-detector unifies side, the beam separation of coming out with semiconductor laser 10.
The photosystem of surveying light comprises spherical lens 17, cylindrical lens 18 and photo-detector 19, and wherein spherical lens 17 and cylindrical lens 18 1 are used from the AF control operation of using astigmatic method.Survey the three-beam of light-card 50 reflections by the photo-detector 19 that comprises a plurality of light receiving elements.
Fig. 9 is the schematic circuit diagram of the signal processing circuit of information reproduction apparatus.In Fig. 9, comprise in reference number 19 presentation graphs 8 that the front is said and have the four end parts of light receiving element 19-1,19-2,19-3,19-4 and the photo-detector of a pair of light receiving element 19-5,19-6.Luminous point S1, S2 and the S3 on light receiving element surface represent the light-card beam reflected respectively.The luminous point S2 and the S3 that are used for AT control are received by light receiving element 19-5,19-6 respectively, and the luminous point that is used for AF control and information regeneration is received to 19-4 by the light receiving element 19-1 of four end parts.
The output signal of light receiving element 19-5,19-6 is delivered to subtraction circuit 216, produces the AT control signal by the difference of surveying between them.By adding circuit 208 the output signal addition of the light receiving element 19-2 of four end parts and 19-4, and by another adding circuit 210 the output signal addition of light receiving element 19-1 and 19-3. Adding circuit 208 and 210 output signal are delivered to another subtraction circuit 214, produce the AF control signal by the difference of surveying between them.Also use another adding circuit 212 the output signal addition of adding circuit 208 and 210, produce cumulative signal with the light receiving element of giving four end parts, this signal is exported as information regeneration signal RF then.
In light-card, introduce the mixed information recording medium (hybrid card) that CPU and/or semiconductor memory are realized comprising that Japanese patent application discloses to disclose in a lot of documents of clear 61-103287 and 62-194591, this card has a lot of additional functional characteristics, if can carry out arithmetical operation.
Figure 10 A is the schematic plan view of a side of the existing hybrid card 20 of expression, and Figure 10 B is the schematic plan view of the opposite side of expression card.Figure 11 is that card among Figure 10 A and the 10B is along the constructed profile of the line 11-11 of Figure 10 B.With reference to Figure 10 A, 10B and 11, this card has optical recording district 21 and comprises the IC module 22 of the electric device in the substrate 25 that is embedded in card, and said electric device comprises that IC chip and wired circuit are as its integration section.The surface of card also has electrode part 23, comprises the electrode that connects external power and IC module 22 and is used for the electrode of recoding/reproduction information.Can hollow out card substrate 25, form the groove that is suitable for holding IC module 22, and module is connected bottom portion of groove, IC module 22 can be embedded in the card substrate 25 thus.In Figure 11, card also comprises the optical recording layer 27, transparent substrate 28, tack coat 26, the IC substrate 25 that belong to optical recording district 21, comprise the electrode part 23 of the electrode that is used to the IC chip (CPU) 24 that connects IC module 22 and belong to IC module 22.
Like this, shown in Figure 10 A, 10B, 11, hybrid card comprises an IC module 22 and an optical recording layer 27 in the card shape medium, wherein can come access IC module 22 with the recoding/reproduction unit that is suitable for conventional IC-card, and come access optical recording district 21 with above-mentioned type light card data recording/reproducing device.
The open 7-234925 of Japanese Patent Laid disclose a kind of IC module that is suitable for access mixed type card shape recording medium and optical recording district and recorded information on the medium or from the recording medium the device of information reproduction.To be that above-mentioned patent documentation is disclosed be used on medium recorded information or from the block diagram of the device of recording medium reproducing information to Figure 12.With reference to Figure 12, the figure shows hybrid card 20, IC module 22, bare headed part 203, optical recording/reproducing control section 206, IC contact 301, be suitable for the recoding/reproduction unit 302 of IC module and block receiving platform 303.Preferably IC module contact 301 is arranged on the part card receiving platform of the above-mentioned type light-card data recording/reproducing device and realizes this device.Like this, when the IC module contact 301 on the electrode 23 contact card receiving platforms of the IC of hybrid card module 22, information just is recorded on the IC module 22 or from IC module 22 to be reproduced.In addition, use laser beam to optical recording district 21 recorded informations or from the opposite side of optical recording district 21 information reproductions, one side if the electrode of IC module is arranged on, the hybrid recording/transcriber that then can be used as the above-mentioned type light-card data recording/reproducing device come to or from the optical recording district 21 record or information reproductions.
But above-mentioned hybrid card and hybrid recording/transcriber have following problem.
1. above-mentioned known hybrid card comprises the optical recording district and the IC module of exposed terminal is arranged.Nature, corresponding hybrid recording/transcriber also has the electric contact that is used for contacting exposed terminal.When hybrid card inserts in hybrid recording/transcriber and is provided with when in place, it moves on the card receiving platform, presses or the IC contact of scraping card receiving platform.Because the electrode of contact and exposed terminal is made of permanance variation when not using after the wearing and tearing conducting metal.In addition, because the contact generally includes thin metal line, they also can wear and tear in time, can occur contacting inadequate problem when the pressure on being added to respective electrode reduces, so that destroy its reliability.
2. contact-type IC module generally includes IC chip and an electrode that is arranged in the card on another, and the height of the 0.6mm that has an appointment.It is square that the area that electrode occupies on the card surface is about 10mm.The height of light-card is about 0.76 ± 0.8mm by official standard regulation, transparent substrate 28 about 0.4mm wherein, and optical recording district 27 adds about together 0.06mm with tack coat 26, protective seam 25 about 0.3mm, as shown in figure 11.The IC module is placed in the groove, and this groove is formed in transparent substrate 28 and/or the back part 25, and its degree of depth is at least about 0.6mm.Substrate owing to light-card is made of bendable material usually in addition, propylene as previously described and polycarbonate, and like this, its can bending easily or wing song when using card.Therefore will constitute by metal and thereby the IC module that can not be out of shape when being embedded in the substrate of easy deformation, substrate and IC module are separated from one another along tack coat easily, if when latter's bending or wing song are too serious, the IC module finally can split away off from substrate.
3. in addition, arrive tack coat inevitably, normally arrive the optical recording district and destroy its function because the height of IC module, is formed on the groove that is used to hold the IC module in the back part greater than the height of back part.
4. for the above-mentioned hybrid recording/transcriber that will be used for hybrid card, wherein hybrid card comprises IC module and the optical recording district that has outside terminal, hybrid card inserts in hybrid recording/transcriber, makes the electric contact terminal of a side of IC module facing to clamp fixation device in hybrid recording/transcriber.But, if card error ground inserts in the device, make optical recording district one side facing to contact terminal, can the swipe surface of transparent substrate of optical recording layer of the contact terminal that is made of metal makes this surface damaged and cut is arranged.Since be with photoirradiation to or from optical recording district record or information reproduction, so the cut on transparent substrate surface can scattering or hindered the irradiation of light, make the information can not reliable recording and reproduction.
In order to overcome the problems referred to above of known mixed type information recording medium and information recording/reproducer, an object of the present invention is to provide a kind of mixed type information recording medium of high reliability of novelty.
Another object of the present invention provides a kind of information recording/reproducer, it at least can with the fiduciary level that strengthens come to or from mixed type information recording medium recording or information reproduction.
A further object of the present invention provides a kind of information record carrier, and it can farthest utilize the advantage of mixed type information recording medium.
Another purpose of the present invention provides a kind of information recording/reproducer, and it can farthest utilize the advantage of mixed type information recording medium.
According to first scheme of the present invention, by being provided, a kind of information recording carrier realizes above-mentioned purpose, this information recording carrier comprises transparent substrate, optical recording layer, IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, and wherein transparent substrate, optical recording layer and aerial coil are pressed the said sequence setting.
According to alternative plan of the present invention, the information recording/reproducer that uses with information recording carrier is provided, information recording carrier comprises transparent substrate, optical recording layer, the IC chip, with first aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, the optical recording layer and first aerial coil are pressed the said sequence setting, wherein this device comprise be used for to or from the shaven head of optical recording layer recorded information or information reproduction, be used to receive the information recording carrier receiving platform of information recording carrier, at least be used for recorded information on the IC chip or reproduce second aerial coil that the information be stored in the IC chip directly is not in contact with one another IC chip and information recording/reproducer each other, wherein second aerial coil is arranged on the information recording carrier receiving platform.
The problem that does not have above-mentioned known mixed type information recording medium according to the above-mentioned setting of information recording carrier of the present invention.For example, can not contact access IC chip, so needn't provide electric contact at dielectric surface.Therefore, can realize the very flat IC module that is used for portative information recording carrier in light weight, it equals the height of common credit card highly substantially, and information recording carrier comprises two storage areas of IC recording areas and optical recording district.In addition, insert in the mixed information data recording/reproducing device if hybrid card is counter, because the transparent substrate surface of optical recording does not have cut, there is very long serviceable life in institute so that the optical recording district that blocks can reliably and accurately carry out the operation of recoding/reproduction information.Like this, by in conjunction with mixed type information recording medium of the present invention and information recording/reproducer, the present invention can be used for constituting effectively information recording/regenerating system reliably, uses thereby provide widely.More specifically, such system can utilize the high security of the IC chip of the large storage capacity of optical recording layer and hybrid card.In addition, the optical recording district and the IC chip of the hybrid card of access simultaneously complementally to utilize two recording sections, are realized the operation of high speed information recoding/reproduction thus.Like this, there are very high security, reliability in this system and are convenient for carrying, and can provide practical application very widely thus.
By another scheme, information recording carrier provided by the invention comprises transparent substrate, optical recording layer and IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, optical recording layer is arranged on the different planes with aerial coil, and antenna is arranged on regional nonoverlapping zone of occupying with optical recording layer.
By another scheme, information recording carrier provided by the invention comprises non-contact type IC module and as the optical recording layer of information-storing device, the IC module has IC chip and inside antenna coil, said inside antenna coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, wherein optical recording layer is arranged on the different planes by following mode with the inside antenna coil, when information recording carrier is provided with in information recording/reproducer when in place, wherein information recording/reproducer has external antenna coil and the shaven head that places the information recording carrier opposite side respectively, external antenna coil as to or from the device of IC module records or information reproduction, at this moment, external antenna coil and shaven head are not staggered relatively, and information recording carrier is inserted in therebetween.
Not staggered relatively and make information recording carrier be inserted in therebetween this set for shaven head and the aerial coil of information recording/reproducer, the interference that the external magnetic field is operated shaven head eases down to minimum.In addition, drive the bare headed magnetic field that regulator produced in the time of also can be the harmful effect of information recording operation in the IC chip is eased down to minimum AT control and AF control.
By another scheme, information recording carrier provided by the invention comprises transparent substrate, optical recording layer and IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, optical recording layer and IC module are provided with electromagnetic wave restraining barrier in transparent substrate one side away from aerial coil by top order setting.
By another scheme, information recording carrier provided by the invention comprises transparent substrate, optical recording layer and IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, optical recording layer and IC module are by top order setting, away from aerial coil the electromagnetic wave restraining barrier is set in transparent substrate one side, to conducting terminal be set with the information recording/reproducer position contacting that is used for recoding/reproduction information, and make it to be electrically connected to the electromagnetic wave restraining barrier.
By another scheme, the information recording/reproducer that uses with information recording carrier is provided, information recording carrier comprises transparent substrate, optical recording layer, the IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, optical recording layer and IC module are by top order setting, away from aerial coil the electromagnetic wave restraining barrier is set in transparent substrate one side, wherein this device comprise be used for to or from the shaven head of optical recording layer recorded information or information reproduction, be used to receive the information recording carrier receiving platform of information recording carrier, at least be used for recorded information on the IC chip or reproduce the coil of the information be stored in the IC chip, wherein antenna and shaven head are provided with by following mode, when information recording carrier is provided with on the information recording carrier receiving platform when in place, their information recording carriers that makes staggered relatively place therebetween, the information recording carrier receiving platform has following configuration, when information recording carrier is provided with on the information recording carrier receiving platform when in place, it is electrically connected to the electromagnetic wave restraining barrier with ground connection.
By another scheme, the information recording/reproducer that uses with information recording carrier is provided, information recording carrier comprises transparent substrate, optical recording layer, the IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, optical recording layer and IC module are by top order setting, away from aerial coil the electromagnetic wave restraining barrier is set in transparent substrate one side, to conducting terminal be set with the information recording/reproducer position contacting that is used for recoding/reproduction information, and make it to be electrically connected to the electromagnetic wave restraining barrier, wherein this device comprise be used for to shaven head from optical recording layer recorded information or information reproduction, be used to receive the information recording carrier receiving platform of information recording carrier, at least be used for recorded information on the IC chip or reproduce the coil of the information be stored in the IC chip, wherein antenna and shaven head are provided with by following mode, when information recording carrier is provided with on the information recording carrier receiving platform when in place, their information recording carriers that makes staggered relatively place therebetween, the information recording carrier receiving platform has following configuration, when information recording carrier is provided with on the information recording carrier receiving platform when in place, it is electrically connected to conducting terminal, with electromagnetic wave restraining barrier ground connection.
Adopt above-mentioned the electromagnetic wave restraining barrier to be clipped in setting in the information recording carrier, if the shaven head of information recording/reproducer and the antenna information recording carrier that makes staggered relatively places therebetween, then the external magnetic field can ease down to minimum to the interference of shaven head operation.In addition, drive the bare headed magnetic field that regulator produced in the time of also can be the harmful effect of information recording operation in the IC chip is eased down to minimum AT control and AF control.
Figure 1A is the schematic plan view according to hybrid card of the present invention, expression one side.
Figure 1B is the schematic plan view of the hybrid card of Figure 1A, represents its opposite side.
Fig. 2 is the constructed profile of the hybrid card of Figure 1A along the line 2-2 of Figure 1A.
Fig. 3 is the synoptic diagram of non-contact type IC, represents the principle and the configuration of its recoding/reproduction information.
Fig. 4 is the schematic block diagram of the information recording/reproducer of the present invention that uses with hybrid card.
Fig. 5 A is the schematic plan view of typical light-card.
Fig. 5 B is the constructed profile of the light-card of Fig. 5 A along the line 5B-5B of Fig. 5 A.
Fig. 6 is the schematic plan view of light-card, represents the typical format in its optical recording district.
Fig. 7 is the part synoptic diagram of the amplification of light-card, the luminous point of expression irradiation light-card.
Fig. 8 is the schematic side view of the shaven head part of light-card data recording/reproducing device.
Fig. 9 is the schematic circuit diagram of the signal processing circuit of information recording/reproducer.
Figure 10 A is the schematic plan view of known contact-type hybrid card, an expression one side.
Figure 10 B is the schematic plan view of the known contact-type hybrid card of Figure 10 A, represents its another side.
Figure 11 is the constructed profile of the hybrid card of Figure 10 A and Figure 10 B along the line 11-11 of Figure 10 B.
Figure 12 is the schematic block diagram of known hybrid recording/transcriber.
Figure 13 is the schematic plan view according to the embodiment of information recording carrier of the present invention.
Figure 14 is the constructed profile of the embodiment of Figure 13 along the line 14-14 of Figure 13.
Figure 15 is the constructed profile of the embodiment of Figure 13 along the line 15-15 of Figure 13.
Figure 16 is the schematic plan view that has with the information recording carrier in the overlapping optical recording district of the coil of driving IC chip.
Figure 17 A, 17B and 17C are the schematic transverse sectional views of the hybrid card of example 1, represent different manufacturing steps.
Figure 18 is the schematic plan view according to the embodiment of information recording carrier of the present invention, and expression receives a side of the light beam that is used for optical recording.
Figure 19 is the constructed profile of the embodiment of Figure 18 along the line 19-19 of Figure 18.
Figure 20 is the constructed profile of the embodiment of Figure 18 along the line 20-20 of Figure 18.
Figure 21 A, 21B, 21C and 21D are the schematic transverse sectional views of Figure 18 embodiment, and the different step of IC module is made in expression.
Figure 22 is the schematic transverse sectional view according to another embodiment of information recording carrier of the present invention.
Figure 23 is the perspective illustration according to the embodiment of information recording/reproducer of the present invention.
Figure 24 is the schematic transverse sectional view according to an embodiment again of information recording carrier of the present invention.
Figure 25 is the schematic plan view of an embodiment again according to information recording carrier of the present invention.
Figure 26 is the constructed profile of the embodiment of Figure 25 along the line 26-26 of Figure 25.
Figure 27 is the constructed profile of the embodiment of Figure 25 along the line 27-27 of Figure 25.
Figure 28 is the perspective illustration of the information recording/reproducer that uses of the information recording carrier with Figure 25.
Figure 29 is the schematic transverse sectional view of the jagged hybrid card in the end that obtains of workpiece of cutting certain size.
Figure 30 is the schematic transverse sectional view of the hybrid card that trapezoidal cross-section is arranged that obtains of workpiece of cutting certain size.
With specific embodiment the present invention is described below.
Figure 1A and 1B schematically represent the embodiment of hybrid card 100.Figure 1A is the schematic plan view of non-contact type IC part one side (after this being called the front side) of hybrid card.Figure 1B is the schematic plan view of optical recording district one side (after this being called rear side) of card.With reference to Figure 1A, hybrid card 100 comprises IC chip 103 and the aerial coil 107 that contains CPU, and IC chip 103 is electrically connected with aerial coil 107.IC chip 103 and aerial coil 107 are installed in card laminated and form one deck.With reference to Figure 1B, hybrid card 100 also comprises optical recording district 101.Fig. 2 represents the section of hybrid card along the line 2-2 of Figure 1A, along its highly not proportional amplification.With reference to Fig. 2, hybrid card 100 also comprises transparent substrate 111, the optical recording layer 113 in said optical recording district 101, tack coat 115 and IC substrate 204 is provided, and IC substrate 204 is actually laminated (corresponding to the substrate 25 or the back part of above-mentioned known substrate card) that contains 107 layers of IC chip 103 and aerial coils.High-visible from Fig. 2, transparent substrate 111, optical recording layer 113 and aerial coil 107 are pressed listed order setting in hybrid card.
Transparent substrate 111, optical recording layer 113 and IC substrate 204 can prepare with the appropriate section identical materials with above-mentioned known hybrid card.The shape of aerial coil but is generally spirality without limits.Aerial coil preferably by the conductive material preparation, can make its very thin preparation with sputter vaporization or corrosion.In addition, if realize, also can prepare aerial coil with the vinyl chloride printing with form of film.Like this, IC chip 103 and aerial coil 107 can be provided with at grade, and IC substrate 204 is had and the essentially identical height of the back part of above-mentioned known card.
Be stored in the principle of work of the information on the chip 103 of hybrid card 100 to IC chip 103 recorded informations and reproduction below with reference to Fig. 3 explanation.With reference to Fig. 3, the IC chip 103 that illustrates include the memory power circuit CPU, be arranged on first aerial coil 107 on the hybrid card and be arranged on second aerial coil 201 on the information recording/reproducer 205.For recorded information, the radio-frequency current of hundreds of kHz is added on the recoding/reproduction aerial coil 201, so that change recoding/reproduction antenna magnetic field on every side according to the recording instruction of data recording/reproducing device 205.Then, by electromagnetic induction will be identical with being added to recoding/reproduction aerial coil 201 induction of signal to the aerial coil 107 of hybrid card, the control section identification write command and the write information of the IC chip 103 by the storage power circuit is arranged make information stores in storer.For information reproduction, reproduction instruction is sent to aerial coil 107 by recoding/reproduction aerial coil 201 from data recording/reproducing device 205, and the information that is stored in concrete data storage area is read out.Then, the information of reading by the oscillator modulates of IC chip 103, and the recoding/reproduction unit (not shown) demodulation that is applied to IC part at it from aerial coil 107 is delivered to the aerial coil 201 of data recording/reproducing device by electromagnetic induction with it with before raw information is provided.Like this, by electromagnetic induction information is recorded on the IC chip and from chip and reproduces.
Below with reference to Fig. 4 the data recording/reproducing device that will be used for hybrid card of the present invention is described.In Fig. 4, show card receiving platform (after this being called clamp fixation device) 202, be arranged on second aerial coil 201 in the clamp fixation device, be suitable for the IC storage area and be arranged on recoding/reproduction unit 205, hybrid card 100, IC chip 103, first aerial coil 107, shaven head 203 and optical recording/reproducing control section 206 in hybrid recording/transcriber 400.Shaven head and clamp fixation device to-and-fro movement each other.Hybrid card 100 is arranged on the clamp fixation device 202, and the aerial coil 107 in the hybrid card is arranged to face with the aerial coil 201 of clamp fixation device.Like this, hybrid card 100 is put in the information recording/reproducer, make its aerial coil 107 in the face of clamp fixation device 202, and its optical recording layer (not shown) is in the face of shaven head 203, as shown in Figure 4 by following mode.The direction of arrow of pressing Fig. 4 then advances hybrid card 100, contacts with clamp fixation device 202 up to its front side, positions.With this understanding, aerial coil 107 in the card and the aerial coil 201 in the clamp fixation device closely are fixed together, and IC chip 103 can be write down or information reproduction according to record or the reproduction instruction from the recoding/reproduction unit 205 that is suitable for the IC chip.Equally, with this understanding, according to the instruction from optical recording/reproducing control section 206, and by shaven head 203, can recorded information or reproduces its institute's canned data in the optical recording district.Characteristics of the data recording/reproducing device 400 that uses with hybrid card according to the present invention are: it comprises the information recording/regenerating unit that is suitable for the optical recording district and as the unit of the IC chip that is suitable for hybrid card of separate unit, so can distinguish access optical recording district and IC chip simultaneously.Another characteristic is: because aerial coil 201 is located in the clamp fixation device 202, information can be recorded in the IC chip or from the IC chip to be reproduced, and clamp fixation device 202 is alternately in optical recording district recorded information or from optical recording district information reproduction.Like this, can to or in IC chip record or information reproduction operation, carry out to or from the operation of optical recording district record or information reproduction.In other words, the information that is stored in the optical recording district can be sent to the IC chip, and vice versa, according to being stored in information district of access optical recording automatically on another or the concrete data field on the IC chip.Briefly, the information that is stored in the optical recording district can be controlled by the information that is stored on the IC chip, and vice versa, and this has made full use of the advantage of mixed information recording medium.
Usually with CPU (not shown) controlling recording/reproduction units.In the case, the information that is stored in the optical recording district also can be sent to the IC chip, and vice versa, according to being stored in information district of access optical recording automatically on another or the concrete data field on the IC chip.Like this, no matter the recoding/reproduction unit is to control respectively with the common control of single cpu or with separately CPU, the information that is stored in the optical recording district can be controlled by the information that is stored on the IC chip, and vice versa, and this has made full use of the advantage of mixed information recording medium.
For non-contact IC card various configurations have been proposed, wherein a kind ofly be: will contain the IC module clip of IC chip, capacitor, wiring and coil between last subtegulum with cementing agent, another configuration is: IC, capacitor and printed coil are installed on the card shape substrate, with the thick IC-card of preparation 0.2mm, illustrated as rolling up the 37-40 page or leaf in May, 1997 " Hitachi Review " the 79th.
Non-contact type IC storer with electromagnetic wave as to the media that transmits information from IC storer and respective record/reproduction units.More specifically, IC module and respective record/reproduction units have in the face of the aerial coil that is provided with, so information can be sent to another from an aerial coil by the electromagnetic field of induction, vice versa.
Non-contact type IC storer is divided into adjacent type usually, press close to type and away from type three classes.For international standard, the contact-type IC-card has ISO/IEC7816, and to adjacent type IC-card with press close to the type IC-card and have ISO/IEC10536 and ISO/IEC14443 respectively.IC-card to other types is being formulated international standard.The division of non-contact type IC storer is to carry out according to the intensity of the used induction field of transmission information.If electromagnetic field is very strong, the IC module can be separated very big distance with respective record/reproduction units, and electromagnetic field is when very weak, then must near or contiguous recoding/reproduction unit.The application of IC storer is depended in the selection of non-contact type IC type of memory.For example, if the IC storer is used for long-term monthly ticket user's bill, the IC storer contacts with respective record/transcriber away from type or press close to type with not need selecting.On the other hand, if the IC storer can be selected adjacent type as the electronic money of storage holder's account data from security consideration.
From present situation, have at least three kinds of different non-contact type IC storeies to use, the non-contact type IC storer that is used for the mixed information recording medium can be wherein any type.According to the easy configuration of mixed information recording medium and to the further investigation of the configuration of the data recording/reproducing device that can use with the recording medium in considering, the inventor finds: comprise that the information recording carrier of transparent substrate is suitable for the application of mixed information recording medium most, wherein transparent substrate has optical recording layer and the thin IC module that contains non-contact type IC storer and inside antenna coil, optical recording layer is arranged on the different separately planes with the inside antenna coil, during this is used, if with the shaven head that is used for optical recording layer that comprises that relative information recording carrier is oppositely arranged, use together with the information recording/reproducer of the external antenna coil of the IC module that is used for, then to or from the operation of IC storer record or information reproduction with to or can carry out simultaneously by cooperative mode from the operation of optical recording layer record or information reproduction, thereby made full use of the advantage of hybrid recording medium.
When optical recording layer is arranged on planes different separately in the information recording carrier with the inside antenna coil, the shaven head of corresponding information data recording/reproducing device relatively is provided with relative information recording carrier with external antenna coil, the bare headed work of electromagnetism field energy influence that external antenna coil is produced.Like this, the present inventor reaches a conclusion: should eliminate may interact between external antenna coil and the shaven head as much as possible, to make full use of the advantage of mixed information recording medium.Also produce and act on the report of the influence in the magnetic field on the shaven head that is used for optical recording and information reproduction about the drive IC storer now, the inventor believes: the problem of above-mentioned affirmation should solve before realization high reliability mixed information recording medium.Therefore, the present inventor finds: can solve above-mentioned technical matters by the information recording carrier according to following (1) or (2) is provided.
(1) optical recording layer and inside antenna coil are set and make their nonoverlapping information recording carriers on same plane.
(2) has the information recording carrier on electromagnetic wave restraining barrier.
Go through the information recording carrier of above-mentioned (1) and (2) below.
Scheme (1):
State in realization in the pattern of invention of (1), the information recording carrier that provides comprises transparent substrate, optical recording layer and IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, optical recording layer is arranged on the different separately planes with aerial coil, and aerial coil is arranged at not zone with the shared region overlapping of optical recording layer.
State in realization in another pattern of invention of (1), the information recording carrier that provides comprises non-contact type IC module and as the optical recording layer of information-storing device, the IC module has IC chip and inside antenna coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, optical recording layer is arranged on the different separately planes by following mode with the inside antenna coil, when information recording carrier is provided with in information recording/reproducer when in place, wherein information recording/reproducer has external antenna coil and the shaven head that places the information recording carrier opposite side respectively, external antenna coil as to or from the device of IC module records or information reproduction, at this moment, external antenna coil and shaven head are not staggered relatively, and information recording carrier is inserted in therebetween.Now, describe these patterns of the present invention that realize more in detail by accompanying drawing.
Figure 13 in the accompanying drawing is the planimetric map by the embodiment of the information recording carrier of a realization in the above-mentioned pattern.Information recording carrier 100 (after this being called hybrid card) comprises IC storer and the optical recording layer as information-storing device.Notice that what illustrate is that the side of optical recording layer with the card of the light beam of receiving record and information reproduction is set.With reference to Figure 13, card comprises optical recording district 101, IC chip 103, capacitor 105, aerial coil 107 and wiring region 109.Wiring region 109 is electrically connected IC module 103, capacitor 105 and aerial coil 107.The visual information that reference number 110 expression hybrid cards have.
Figure 14 and 15 represents the hybrid card embodiment 14-14 along the line of Figure 13 and the sectional view of 15-15 respectively.In Figure 14 and 15, show transparent substrate 111, hard overlayer 112 and optical recording layer 113.Reference number 127 expression IC modules, the IC module comprises IC module substrate 117-1 and 117-2, IC chip 103, capacitor 105, aerial coil 107 and wiring portion 109 that is connected above-mentioned parts and anisotropic conduction tack coat 125.IC module 127 is coupled to transparent substrate 111 surfaces of carrying optical recording layers 113 with tack coat 115 on it.Protective seam 123 also is coupled to the outside surface of the IC module substrate 117-2 of IC module 127 with tack coat 121.Protective seam 123 is arranged at its inside surface and has on the printed layers 124 of carrying visual information 110.
Then, the parts of the foregoing description of hybrid card are set, make coil 107 not overlapping, shown in Figure 13 and 15 with optical recording district 101 by following mode.On the other hand, to comprise with optical information recording/transcriber that hybrid card uses be used for non-contact type IC module that the shaven head 203 and being used for of optical recording/reproducing information drives hybrid card with to external antenna coil 201 from non-contact type IC module 127 records and information reproduction, shaven head places a side of transparent substrate 111, when card inserted in the device, external antenna coil 201 placed aerial coil 127 1 sides.Like this, because coil is arranged on not and optical recording district 101 position overlapped, prevented that optical recording/reproducing head 203 and external antenna coil 201 are in the face of being provided with, hybrid card is built in therebetween at data recording/reproducing device, eases down to minimum so that act on the electromagnetic harmful effect of driving non-contact type IC module of the regulator of optical recording/reproducing head 203.
Should be appreciated that, preferably allow the miscellaneous part of IC module of the hybrid card that comprises IC chip 103 and capacitor 105 also place not and optical recording district 101 position overlapped, so that the electromagnetic harmful effect of drive IC module eases down to minimum, said harmful effect acts on the optical recording/reproducing head 203 and makes its maloperation.If optical recording layer transmits visible light, and information is printed on the inside surface of protection substrate 123, then can visual information 110 be implied by some parts with the IC module of the overlapping setting of optical recording layer.Therefore, the parts of this IC module and optical recording layer overlapping is provided with the area that reality has reduced the visual information that the hybrid card carrying is used to show.But, be arranged under the situation of the embodiment outside the optical recording district at above-mentioned IC chip and capacitor, can utilize the whole surface area in optical recording district 101 to show visual information.
The following describes the method for Figure 13 to manufacturing hybrid card shown in Figure 15.Card shape information recording carrier preferably has the size identical with credit card (as long 85mm, wide 54mm, thick 0.68 to 0.84mm).The transparent substrate that forms optical recording layer 0.3 to 0.4mm the thickness of preferably having an appointment, the harmful effect that is bonded in its surperficial foreign particle to reduce may occur in the recoding/reproduction operation specifically, defocuses these particles.Like this, if printed layers and protective seam that consideration will be provided with, the thickness of IC module is more preferably between 0.2 to 0.3mm at most at 0.54mm.
The IC module 127 that above-mentioned thickness can be arranged by following mode manufacturing.With reference to Figure 17 A, at first provide IC module substrate 117-1 that IC chip 103 and capacitor 105 are installed on it and the IC module substrate 117-2 that carries printed wiring part 109 and printed antenna coil 107 (not shown) on it.IC chip 103 and capacitor 105 are installed in the following manner, and when two substrates were put together, their terminal surface was to wiring region 109.Then, with only at the anisotropic conductive adhesive film of thickness direction (Figure 17 B) conduction (as ANISOLM: trade (brand) name, buy) 125 bonding IC module substrate 117-1 and 117-2, with preparation IC module 127 from Hitachi Chemical Co Ltd.Subsequently, with tack coat 121 (Figure 17 C) protective seam 123 is bonded on the outside surface of IC module substrate 117-2.Two IC module substrate 117-1 and 117-2 are set faces with each other the splicing ear of IC chip and wiring portion, and bond them together with anisotropic conductive adhesive, to be electrically connected the splicing ear of wiring portion and IC chip, can provide thin IC module with this technology, between the splicing ear of IC chip and the wiring portion there be reliable the connection, even crooked IC module, this module can not broken yet.If little to 50 to the 150 μ m of the thickness of IC module substrate 117-1 and 117-2, they preferably constitute by bearing the IC chip mounted thereto and the material of capacitor, and this material is suitable for forming wiring portion thereon with conductive ink.The material that can be used for the IC module substrate comprises polyethylene terephthalate, polycarbonate film and Kapton.Be installed in IC chip on the IC module and capacitor thickness between 0.5 to the 200 μ m is preferably arranged.
If IC module 127 and protective seam 123 can be fixed together with predetermined cohesive force, then can connect them with any suitable cementing agent.If visual information is presented in the optical recording district, make it can be by optical recording layer 113 and transparent substrate 111 and visually discerned, the printed layers 124 that contains visual information 110 is preferably disposed on the inside surface of protective seam 123, the zone in corresponding optical recording district 101.
Then, will be bonded to transparent substrate with the thin IC module 127 that said method obtains, transparent substrate comprises optical recording layer, and prepares by following mode.
At first, form the surface of transparent substrate 111 in advance, form optical recording layer 113 then thereon.Here used term " pre-formation " finger-type becomes the operation in the hole of orbital groove and representative data, and its operation class is like ROM, and orbital groove is used for the track servo control of optical information recording/reproduction.Transparent substrate is subtend and transparent from the light beam of optical recording layer recorded information and information reproduction at least preferably.If visually discern visual information by transparent substrate, then transparent substrate should be to visible transparent.The material that can be used for transparent substrate comprises bisphenol A polycarbonate resin, acryl resin, Polyvinylchloride, polyethylene terephthalate, polystyrene, polysulfones, amorphous polyolefin resin.Optical recording layer can be made of any material that is suitable for this layer.When visual information was shown in the optical recording district, the most handy visible light permeable organic coloring substance was as optical recording layer.The technology that can be used to form optical recording layer comprises vacuum deposition (evaporation, sputter etc.) and wet method coating.
To borrow tack coat 115 to bond together with transparent substrate by the IC module of above-mentioned each technology preparation, IC module substrate 117-1 and optical recording layer 113 are disposed opposite to each other with optical recording layer.
The cementing agent of tack coat 115 preferably by not with the member chemically reactive of optical recording layer and IC module, and the material that does not damage optical recording layer and IC module in connection procedure constitutes.The example that can be used for cementing agent of the present invention comprises hot-melt type adhesive, thermal softening/cold curing cementing agent and pressure-sensitive adhesive.The object lesson of hot-melt type adhesive comprises vinyl-vinyl acetate copolymer, ethylene-acrylic acid copolymer, vinyl-acrylate copolymer, ethylene-acrylic acid-tripropylene multipolymer, ethylene-acrylate-maleic anhydride copolymers.Can be used for thermal softening of the present invention/cold curing cementing agent and comprise silicon type cementing agent.
Scheme (2):
State in realization in the pattern of invention of (2), the information recording carrier that provides comprises transparent substrate, optical recording layer and IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, optical recording layer and IC module are provided with electromagnetic wave restraining barrier in transparent substrate one side away from aerial coil by listed order setting.If with comprise be used for to shaven head from optical recording layer recorded information and information reproduction, the information recording carrier receiving platform of recording medium is used for receiving information, at least be used for recorded information on the IC chip or the information recording/reproducer that reproduces the aerial coil of the information be stored in the IC chip use together, the information recording carrier that then above-mentioned pattern realizes is the most effective, antenna and shaven head are provided with by following mode, when information recording carrier is provided with on the information recording carrier receiving platform when in place, their information recording carriers that makes staggered relatively place therebetween, the information recording carrier receiving platform has following configuration, when information recording carrier is provided with on the information recording carrier receiving platform when in place, it is electrically connected to the electromagnetic wave restraining barrier with ground connection.
By another pattern that realizes above-mentioned (2) invention, the information recording carrier that provides comprises transparent substrate, optical recording layer, the IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, optical recording layer and IC module are by top order setting, away from aerial coil the electromagnetic wave restraining barrier is set in transparent substrate one side, to conducting terminal be set with the information recording/reproducer position contacting that is used for recoding/reproduction information, and make it to be electrically connected to the electromagnetic wave restraining barrier.If with comprise be used for to shaven head from optical recording layer recorded information and information reproduction, the information recording carrier receiving platform of recording medium is used for receiving information, at least be used for recorded information on the IC chip or the information recording/reproducer that reproduces the aerial coil of the information be stored in the IC chip use together, the information recording carrier that then above-mentioned pattern realizes is the most effective, wherein antenna and shaven head are provided with by following mode, when information recording carrier is provided with on the information recording carrier receiving platform when in place, their information recording carriers that makes staggered relatively place therebetween, the information recording carrier receiving platform has following configuration, when information recording carrier is provided with on the information recording carrier receiving platform when in place, it is electrically connected to the electromagnetic wave restraining barrier with ground connection.Now, the information recording carrier of realizing with above-mentioned pattern with reference to description of drawings and the embodiment of information recording/reproducer.
Figure 18 in the accompanying drawing is the planimetric map by the embodiment of a kind of information recording carrier of realizing 100 (after this being called hybrid card) in the above-mentioned pattern.Information recording carrier 100 comprises a plurality of information-storing devices, is specially IC chip and optical recording layer.Notice that what illustrate is that optical recording layer is used the card of light beam with receiving record and information reproduction a side is set.With reference to Figure 18, card comprises optical recording district 101, IC chip 103, capacitor 105, coil 107 and wiring region 109.Wiring region 109 is electrically connected IC module 103, capacitor 105 and coil 107.The visual information that reference number 110 expression hybrid cards have.Figure 19 and 20 represents the hybrid card embodiment 19-19 along the line of Figure 18 and the sectional view of 20-20 respectively.In Figure 19 and 20, show transparent substrate 111, hard overlayer 112 and optical recording layer 113.Reference number 127 expression IC modules, the IC module comprises IC module substrate 117-1 and 117-2, IC chip 103, capacitor 105, coil 107 and wiring portion 109 that is connected above-mentioned parts and anisotropic conduction tack coat 125.IC module 127 is coupled to transparent substrate 111 surfaces of carrying optical recording layers 113 with tack coat 115 on it.Protective seam 123 also is coupled to the outside surface of the IC module substrate 117-2 of IC module 127 with tack coat 121.Protective seam 123 is arranged at its inside surface and has on the printed layers 124 of carrying visual information 110.Reference number 129 expressions contain the electromagnetic wave restraining barrier 129 of conductive material, are suitable for the electromagnetic harmful effect that prevents that shaven head is produced by external antenna coil 131 and inside antenna coil 107.Any electromagnetic wave that passes the electromagnetic wave restraining barrier can be reduced in electromagnetic wave restraining barrier 129, because wherein contained conductive material produces the vortex current loss, therefore shaven head be used for the external antenna coil of drive IC module in the face of being provided with, and when in the information recording/reproducer of hybrid card, making hybrid card place therebetween, can prevent that the electromagnetic wave that external antenna coil 201 is produced from penetrating into bare headed side.
When eliminating with the electromagnetic wave restraining barrier 129 that contains conductive material or suppressing to be used for the external antenna coil of IC module of activation record/information reproduction during to the influencing of shaven head, electromagnetic wave restraining barrier 129 preferably is not less than 1 * 10 -5The conductivity of S/cm (S is the inverse of barrier resistance here, and promptly resistivity is 100k Ω cm or lower).
The material that can be used for conductive layer is the conductive material that is suitable for being prepared into film.This examples of material comprises ITO (In 2O 3+ SnO 2), the alloy of gold, palladium, tellurium, nickel aluminium, these metals, in polymkeric substance, scatter conducting films such as conducting polymers such as material, polypyrrole and polyyne that metal such as silver obtains, carbon film, conducting pigment scattered the conductive paste China ink of gained in the into solvent and mixture of polymers, or with above-mentioned material preparation composite membrane.Be the object of the invention, conductive ink refers to carbon black and vinyl cellulose are mixed into the China ink that obtains in the solvent of ethyl acetate and cellosolve, the China ink that can buy as FA-320 (trade (brand) name: buy from OSAKAASAHI CHEMICAL Co Ltd), silver paste and copper cream etc.Owing to can make hybrid card with low cost, recommend to use conductive ink with suitable printing process.
Can or print with suitable technique such as sputter or some other vacuum film forming technologies and prepare hybrid card.In order to satisfy above-mentioned requirements, if if the electromagnetic wave restraining barrier 129 of conduction comprises metal the thickness of 500 to 5000 dusts is arranged preferably or comprise conductive ink then thickness is preferably in 5 to 100 μ m.
More specifically, as an example, can apply conduction with serigraphy and cover composition, prepare the electromagnetic wave restraining barrier 129 that conductance is 150S/cm with this, wherein conduction covers composition and comprises that the diameter of 35 parts of weight is that the particle carbon black of 0.1 μ m is (as Lamp Black: trade (brand) name, buy from Degusa Co.), the vinyl cellulose of 25 parts of weight, the methacrylic resin of 10 parts of weight, the phenol resin of 10 parts of weight, the ethyl acetate of 15 parts of weight and the cellosolve derivant of 5 parts of weight, ethyl acetate and cellosolve derivant are as solvent.
Perhaps, forming thickness with sputtering technology is that 1000 dust conductances are the nickel film of 400S/cm, prepares electromagnetic wave restraining barrier 129 thus.
Perhaps, forming thickness with sputtering technology is that 600 dust conductances are the ITO (In of 42S/cm 2O 3+ SnO 2) film, prepare transparent electromagnetic wave restraining barrier 129 thus.The semiconductor laser beam of this electromagnetic wave relative 833nm in restraining barrier has 94% transmitance.
In the information recording carrier that comprises the electromagnetic wave restraining barrier 129 that contains conductive material, electromagnetic wave restraining barrier 129 preferably is exposed to surface or edge (the seeing Figure 19 and 20) of hybrid card to small part.When the electromagnetic wave restraining barrier 129 that contains conductive material is all or part of when being exposed to the surface of hybrid card or edge, the exposed region on electromagnetic wave restraining barrier contacts with airborne wet steam, reduce the electromotive force on electromagnetic wave restraining barrier 129, increased the effect of shielding external electromagnetic waves thus.
The following describes the method for Figure 18 to manufacturing hybrid card shown in Figure 20.Card shape information recording carrier preferably has the size identical with credit card (as long 85mm, wide 54mm, thick 0.68 to 0.84mm).The transparent substrate that forms optical recording layer 0.3 to 0.4mm the thickness of preferably having an appointment with the harmful effect that is bonded in its surperficial foreign particle that reduces may occur in the recoding/reproduction operation, specifically, is to keep particle to defocus.Like this, if printed layers and protective seam that consideration will be provided with, the thickness of IC module is more preferably between 0.2 to 0.3mm at most at 0.54mm.
The IC module 127 that above-mentioned thickness can be arranged by following mode manufacturing.With reference to Figure 21 A, at first provide on it IC module substrate 117-1 that IC chip 103 and capacitor 105 are installed and carrying is formed by conduction printing it on coil 107 (not shown) and the IC module substrate 117-2 of wiring portion 109.IC chip 103 and capacitor 105 are installed in the following manner, and when two substrates were put together, their terminal surface was to wiring region 109.Then, with only connecting IC module substrate 117-1 and 117-2, with preparation IC module 127 at the anisotropic conductive adhesive film of thickness direction (Figure 21 B) conduction (as ANISOLM: trade (brand) name, buy) 125 from Hitachi ChemicalCo Ltd.Subsequently, with tack coat 121 (Figure 21 C) protective seam 123 is connected to the outside surface of IC module substrate 117-2.Two IC module substrate 117-1 and 117-2 are set faces with each other the splicing ear of IC chip and capacitor 105 and wiring portion 109, and they are linked together with anisotropic conductive adhesive, technology with the splicing ear that is electrically connected wiring portion 109 and IC chip 103 and capacitor 105 can provide thin IC module, make between splicing ear and the wiring portion 109 reliable the connection arranged, even and crooked IC module, assembly can not break yet.If little to 50 to the 150 μ m of the thickness of IC module substrate 117-1 and 117-2, they preferably constitute by bearing the IC chip mounted thereto and the material of capacitor, and this material is suitable for forming wiring portion thereon with conductive ink.The material that can be used for the IC module substrate comprises polyethylene terephthalate, polycarbonate film and Kapton.Be installed in IC chip on the IC module and capacitor height between 0.5 to the 200 μ m is preferably arranged.If can IC module 127 and protective seam 123 can be fixed together with predetermined cohesive force, then can bond them with any suitable cementing agent.If visual information is presented in the optical recording district; make it can be by optical recording layer 113 and transparent substrate 111 and visually discerned; the printed layers 124 that then contains visual information 110 is preferably disposed on the inside surface of protective seam 123, the zone in corresponding optical recording district 101.
Then, form electromagnetic wave restraining barrier 129 (Figure 21 D) on the surface of IC module substrate 117-1.Can apply to conduct electricity to cover with serigraphy and become to assign to prepare electromagnetic wave restraining barrier 129.More specifically, for example, can apply conduction covering composition with serigraphy and prepare the thick dry film of about 10 μ m, preparing conductance thus is the electromagnetic wave restraining barrier 129 of 150S/cm, wherein conduction covers composition and comprises that the diameter of 35 parts of weight is that the particle carbon black of 0.1 μ m is (as Lamp Black: trade (brand) name, buy from Degusa Co.), the vinyl cellulose of 25 parts of weight, the methacrylic resin of 10 parts of weight, the phenol resin of 10 parts of weight, the ethyl acetate of 15 parts of weight and the cellosolve derivant of 5 parts of weight, ethyl acetate and cellosolve derivant are as solvent.
Be bonded to transparent substrate in the thin IC module 127 that will obtain with said method then, transparent substrate comprises optical recording layer, it prepares by following mode.
At first, form the surface of transparent substrate 111 in advance, form optical recording layer 113 then thereon.Here used term " pre-formation " finger-type becomes the operation in the hole of orbital groove and representative data, and its operation class is like ROM, and orbital groove is used for the track servo control of optical information recording/reproduction.Transparent substrate is subtend and transparent from the light beam of optical recording layer recorded information and information reproduction at least preferably.If visually discern visual information by transparent substrate, then transparent substrate should be to visible transparent.The material that can be used for transparent substrate comprises bisphenol A polycarbonate resin, acryl resin, Polyvinylchloride, polyethylene terephthalate, polystyrene, polysulfones, amorphous polyolefin resin.Optical recording layer can be made of any material that is suitable for this layer.When visual information was shown in the optical recording district, the most handy visible light permeable organic coloring substance was as optical recording layer.The technology that can be used to form optical recording layer comprises vacuum deposition (evaporation, sputter etc.) and wet method coating.
To bond together with tack coat 115 with transparent substrate by the IC module of above-mentioned each technology preparation, IC module substrate 117-1 and optical recording layer 113 are disposed opposite to each other with optical recording layer.The cementing agent of tack coat 115 preferably by not with the parts chemically reactive of optical recording layer and IC module, and the material that does not damage optical recording layer and IC module in the bonding process constitutes.The example that can be used for cementing agent of the present invention comprises hot-melt type adhesive, thermal softening/cold curing cementing agent and pressure-sensitive adhesive.The object lesson of hot-melt type adhesive comprises vinyl-vinyl acetate copolymer, ethylene-acrylic acid copolymer, vinyl-acrylate copolymer, ethylene-acrylic acid-tripropylene multipolymer, ethylene-acrylate-maleic anhydride copolymers.Can be used for thermal softening of the present invention/cold curing cementing agent and comprise silicon type cementing agent.
Electromagnetic wave restraining barrier 129 can be the layer that contains ferromagnetic material.Under the action of a magnetic field of ferromagnetic material, the electromagnetic wave restraining barrier 129 that contains ferromagnetic material can make any electromagnetic wave depart from card, reduces the electromagnetic wave by electromagnetic wave restraining barrier 129 thus.Therefore, masked, prevented that control is used for the maloperation of regulator of the laser beam of optical recording/reproducing information from being used for the electromagnetic wave that the external coil of driving IC chip sends.Can be the ferromagnetic material that is suitable for the prepared layer film as the material that is contained in the ferromagnetic material in the electromagnetic wave restraining barrier.This examples of material comprises: as metals such as iron, cobalt and nickel, and the alloy of iron and cobalt, the alloy of chromium and tellurium comprises ferritic metallic ferromagnetic oxide and the fine grained of any above-mentioned material is scattered the compound substance that resin into obtains.Can on card, form a kind of film that is selected from the above-mentioned material with form technology or printing technology as sputter equal vacuum film, add high-intensity magnetic field to it then and make the material orientation, prepare the electromagnetic wave restraining barrier thus.If ferromagnetic electromagnetic wave restraining barrier 129 containing metals then the thickness of 500 to 5000 dusts is preferably arranged are if comprise the fine granular that intersperses among the ferromagnetic material in the resin then thickness is preferably in 5 to 100 μ m.The influence of external antenna coil to shaven head can be eliminated in ferromagnetic electromagnetic wave restraining barrier 129, this aerial coil is used for the drive IC module to carry out the operation of recoding/reproduction information by the IC module, although saturation magnetic moment depends on electromagnetic intensity and other factors that IC type of module, external antenna coil are produced, be preferably 1 Gauss or bigger.
The position that electromagnetic wave restraining barrier 129 is set is not limited to Figure 18 to shown in Figure 20, as long as the work of the external antenna coil of the 129 pairs of data recording/reproducing devices in restraining barrier does not have negatively influencing, said external antenna coil is used for by the inside antenna coil drive IC chip of information recording carrier.More specifically, unique requirement of satisfying is: do not have electromagnetic wave restraining barrier 129 between the inside antenna coil 107 of the external antenna coil of information recording/reproducer and information recording carrier, preferably this layer is nearer than inner aerial coil 107 by transparent substrate.For example, with reference to Figure 19 and 20, it preferably is arranged on the outside surface of hard overlayer 112 at least, between hard overlayer 112 and the transparent substrate 111, between transparent substrate 111 and the optical recording layer 113, on the optical recording layer 113 or position between IC module substrate 117-1 and the wiring region 109.
According to the position of electromagnetic wave restraining barrier 129 in card, except conduction or ferromagnetic characteristic, characteristic below it preferably also has.For example; if electromagnetic wave restraining barrier 129 is arranged between IC module and the optical recording layer; the printed layers of the visual information of carrying visual recognition is arranged on the inside surface of protective seam; make the information can be as seen by optical recording layer and transparent substrate; then electromagnetic wave restraining barrier 129 preferably is made of transparent material; transparent material is 50 better to 100% to 100%, 70 to the transmitance of visible light.On the other hand, shown in Figure 19 and 20, if electromagnetic wave restraining barrier 129 is arranged on the outside surface of hard overlayer 112, between hard overlayer 112 and the transparent substrate 111 or position between transparent substrate 111 and the optical recording layer 113, then electromagnetic wave restraining barrier 129 preferably has 70% or higher transmitance to being used for the light beam of recoding/reproduction information.The material that can satisfy above-mentioned requirements comprises ITO and conducting polymer.
Shown in Figure 19 and 20, if electromagnetic wave restraining barrier 129 is arranged on the surface of hard overlayer 112, then electromagnetic wave restraining barrier 129 preferably is made of highly transparent, antisitic defect and hard material.Material preferably has M70 or higher Rockwell hardness (ASTM D 7859).Highly transparent, hard, the concrete material that satisfies above-mentioned requirements also comprise ITO.
Figure 22 is the constructed profile of another embodiment of information recording carrier of the present invention.The feature of this embodiment is: a basic element of character layer of information recording carrier is as electromagnetic wave restraining barrier 129.More specifically, be that one deck in hard overlayer 112, transparent substrate 111, optical recording layer 113, tack coat 115, IC fixed substrate 117-1 and the printed layers 124 is as electromagnetic wave restraining barrier 129 at least.In order to strengthen the electromagnetic wave blocking effect, preferably use as much as possible component layer as electromagnetic wave restraining barrier 129.For one or more component layer of making optical recording media as electromagnetic wave restraining barrier 129, then each layer made to contain and had electric conductivity required for the present invention and ferromagnetic material.For example, be used in 140 ℃ of that knead, ethylene-propylene acid type hot-melt adhesives of containing 90 parts of weight (as KuranBeter 04121: trade (brand) name, buy from KURABO) and the potpourri of the antimony doped tin oxide powder of 10 parts of weight (as T-1: trade (brand) name: Mitsubishi Metal Corporation buys), the thick hot melting cohesion sheet of 70 μ m produced by extruding.The conductance of bonding sheet is 6.5 * 10 2S/cm is also as electromagnetic wave restraining barrier 129.
Being used in 140 ℃ of that knead, the above-mentioned hot-melt adhesives that contain 65 parts of weight and the particle size of 35 parts of weight is the potpourri of the powdery nickel of 0.1 μ m, the thick hot melting cohesion sheet of 70 μ m that obtains by extruding has 3 Gausses' saturation magnetic moment, when being used as the tack coat of information recording carrier, also as electromagnetic wave restraining barrier 129.
The diameter as pigment that use contains 35 parts of weight is the particle carbon black (buying from DegusaCo.) of 0.1 μ m, the vinyl cellulose of 25 parts of weight, the methacrylic resin of 10 parts of weight, the phenol resin of 10 parts of weight, the ethyl acetate of 15 parts of weight, electrically-conducting paint with the cellosolve derivant of 5 parts of weight, the thick printed layers of 10 μ m that forms, this layer has the conductance of 150S/cm, if it is formed on the zone that the inside antenna coil 107 of optical recording layer and IC module overlaps each other at least, during with the visual information in the carrying information recording carrier of the present invention, this printed layers is also as electromagnetic wave restraining barrier 129.
On polycarbonate substrate, form the ITO (In of 600 dusts with sputtering method 2O 3+ SnO 2) film.The film that forms have 4.2 * 10S/cm conductance, the semiconductor laser beam of 833nm wavelength is had 94% transmitance, the Rockwell hardness of M100 is arranged, can be used as hard overlayer, also can be used as electromagnetic wave restraining barrier 129.
In the experiment, with polymethylmethacrylate as matrix and by pyrroles's the electrolytic polymerization polypyrrole of in matrix, growing, prepare the thick light-card substrate of 0.4mm thus, resulting substrate has transmitance more than 80% to the semiconductor laser beam of 833nm wavelength, has 3 * 10 2The conductance of S/cm.The transparent substrate 111 that obtains with resin also can be used as electromagnetic wave restraining barrier 129.
The thick-layer that is of a size of the resulting 5 μ m of silver-colored particle of 0.5 μ m by dispersed particulates in the gel-type vehicle of 65wt% forms the hole with semiconductor laser beam irradiation the time, can be used as optical recording layer thus.The conductance of resulting optical recording layer is 10S/cm, and in fact it also can be used as electromagnetic wave restraining barrier 129.
Be formed on the optical recording layer the reflection horizon to the reflectivity of laser beam greater than 10%, transmitance is greater than 10%, it also can be used as electromagnetic wave restraining barrier 129.The material that can be used to prepare the electromagnetic wave restraining barrier 129 with conductance and reflectivity comprises: metal or its alloys such as gold, palladium, tellurium, aluminium, these materials and the laminated film that scatters the material that obtains as metals such as silver in polymkeric substance.If the zone beyond in above-mentioned concrete zone forms electromagnetic wave restraining barrier 129, also can be with above-mentioned listed conduction or ferromagnetic material.If be contained in the layer below the electromagnetic wave restraining barrier 129, and the visual information that is positioned at above-mentioned particular location can be discerned by the electromagnetic wave restraining barrier from optical recording layer one side with looking, and then this layer also can be made of above-mentioned listed conductive transparent material.
When electromagnetic wave restraining barrier 129 is used for the information recording/reproducer of above-mentioned configuration, will guarantee to contain the electromagnetic wave blocking effect of the information recording carrier on electromagnetic wave restraining barrier, wherein electromagnetic wave restraining barrier 129 contains conductive material, and it partly exposes as mentioned above.Figure 23 is the perspective illustration of the information recording/reproducer inside that can use with the mixed type information recording medium, and wherein information recording carrier comprises and contains electromagnetic wave restraining barrier 129 conductive material, that part exposes.The configuration of this device is suitable for the earth potential of its circuit is connected on the electromagnetic wave restraining barrier 129 of information recording carrier, and wherein electromagnetic wave restraining barrier 129 partly exposes in edge.In Figure 23, the receive information operator's console of recording medium of reference number 202 expression, this medium has the part (shadow region) that is made of conductive material.As shown in the figure, beared information recording medium 100 and contact on the operator's console with the electromagnetic wave restraining barrier 129 that is exposed to the information recording carrier edge, this restraining barrier is electrically connected to device feature 207, shows earth potential.Use the device of above-mentioned configuration, the coil 107 of the electromagnetic wave that the coil 201 of device produces by information recording carrier, flow to the earth potential 207 of device by electromagnetic wave restraining barrier 129 and operator's console 202, so there is good electromagnetic wave blocking effect on electromagnetic wave restraining barrier 129.Electromagnetic wave restraining barrier 129 also can expose along the whole edge of medium, if perhaps clamp fixation device and area exposed have satisfied electrical connection, then part exposes.
Contacting between the platform accepted with the information recording carrier of above-mentioned information recording/reproducer in restraining barrier 129 in order to ensure information recording carrier, information recording carrier on top edge can have section shown in Figure 24, and this is located its opposite side and is extended maximum by rounding and restraining barrier.Adopt this set, the restraining barrier will contact each other reliably with clamp fixation device, with the reliability of the electromagnetic wave blocking effect of raising device.
Figure 25 is the schematic plan view of another embodiment of hybrid card of the present invention, and from the side with the optical recording layer of the beam irradiation card of recoding/reproduction information, it has the electromagnetic wave restraining barrier.Figure 26 and 27 is respectively the constructed profile of the embodiment of Figure 25 26-26 along the line and 27-27.Figure 28 is the perspective illustration of the information recording/reproducer that can use with this hybrid card, represents its inside.
This embodiment of hybrid card and Figure 18 are to the embodiment difference of Figure 20: this embodiment has conducting terminal 130 along its edge.In the embodiment of the hybrid card of Figure 18 to 20, preferably the eddy current that produces in the electromagnetic wave restraining barrier 129 is shifted out from the electromagnetic wave restraining barrier, so that effectively work in the restraining barrier, so electromagnetic wave restraining barrier 129 partly exposes in the edge of hybrid card, and be electrically connected to the earth potential of information recording/reproducer.But,, may be difficult to expose the earth potential that information recording/reproducer is come reliably the electromagnetic wave restraining barrier of hybrid card to be connected in the restraining barrier by edge simply at card according to the manufacturing process of card.For example, known have a kind of substrate that utilizes big workpiece size to make the technology of hybrid card, wherein by the printing visual information, form recording layer, form the electromagnetic wave restraining barrier and place steps such as non-contact type IC sheet after, card is cut into suitable dimensions.Although can use different cutting techniques, as using the technology at punching press edge, as shown in figure 29, can prepare burr 131 at the edge of hybrid card, perhaps prepare the card that trapezoidal cross-section is arranged as shown in figure 30.Yet, be difficult to accept the earth potential of platform by the hybrid card that its exposed edge comes reliably electromagnetic wave restraining barrier 129 with hybrid card to be connected to the corresponding information data recording/reproducing device.On the contrary, the part (shadow region) on the electromagnetic wave restraining barrier 129 that is made of conductive material of present embodiment hybrid card can be subjected to platform by the clamping that conducting terminal 130 is connected to information recording/reproducer reliably, and be connected to the earth potential 207 of device.Conducting terminal 130 preferably has 1S/cm or above conductance.In addition, when conducting terminal was arranged on the edge of hybrid card, it can prepare with various conducting metals, because the requirement on thickness and transparency reduces.Preferably use to provide with the respective edges of blocking the good material that contacts to terminal is arranged.Can prepare conducting terminal 130 with evaporation, sputter or non-electrolysis coating formation metallic film or alloy firm.Perhaps, apply the silver paste covering material (as FA-320: trade (brand) name, OSAKACHEMICAL CO Ltd buys) or in light-cured resin, scatter conductive powder and (contain urethane acrylate type UV cured resin (UNIDIC: trade (brand) name, DAINIPPONINK﹠amp as 90 parts of weight; CHEMICALS Inc. buys) and the antimony doped tin oxide powder as conductive powder of 10 weight) and the conduction covering material that obtains of this coating of photocuring, prepare conducting terminal thus.From the angle of output, the most handy conductive ink.
Consideration is along the periphery that cuts into the card of suitable dimension conductive material to be set to form conducting terminal, so make conducting terminal thin as far as possible.Preferably the have an appointment thickness of 3 to 50 μ m of conducting terminal.Perhaps, can block with the formation notch by the part cutting, and form it with conductive material cutting mouth usually.Perhaps, can be slightly less than the card of suitable dimension and surround card so that card has suitable dimension with conductive material, form conducting terminal thus by preparation size along the edge.In a word, in the process of optical recording/reproducing information, issuable vibration can not have harmful effect to present embodiment when clamp fixation device rocked, so the electromagnetic wave restraining barrier still can keep ground connection in information recording/reproducer.Therefore, can shield the electromagnetic wave that non-contact type IC type information recording/reproducer is produced effectively, prevent that with this regulator of optical recording/reproducing bundle from producing undesirable effect with the electromagnetic wave restraining barrier of card.
Use above-mentioned any embodiment of information recording carrier of the present invention, can access IC chip and not contact with it, so dielectric surface need not have the contact.Therefore, can realize very flat IC module, the height that it equals common credit card highly substantially is used to comprise the in light weight and portative information recording carrier of two storage areas of IC recording section and optical recording district.In addition,, do not have cut,, come recoding/reproduction information, and arranged very long serviceable life so can reliably and accurately work in the optical recording district of card owing to be used for the surface of the transparent substrate of optical recording if hybrid card pours in the mixed information data recording/reproducing device.Like this, by in conjunction with mixed type information recording medium of the present invention and information recording/reproducer, the present invention can be used for preparation information recording/regenerating system effectively reliably, and this system is suitable for high-speed record and reproduction, use thereby can provide widely,
Employing is according to the mixed information recording medium that comprises non-contact type IC chip and optical recording district of the present invention, regulate the IC module that is used for information recording/regenerating operation if apply strong electromagnetic wave from external coil, electromagnetic wave is used for the harmful effect that the operation of the regulator of light recording information produces to driving can be reduced to minimum.Like this, can drive the regulator of shaven head smoothly, not have maloperation.Therefore, can constitute the information recording/regenerating system of the advantage that can make full use of the hybrid card information recording carrier.Such system can use information that is stored in the IC storage area and the information that is stored in the optical recording district of medium simultaneously with collaborative mode, to make full use of the advantage of hybrid card information recording carrier.
If the optical recording layer of information recording carrier of the present invention is made of the organic coloring substance of energy printing opacity, then in the optical recording/reproducing operation, the parts of IC module such as IC chip, capacitor and wiring portion can not produce big noise, can be implemented in the optical recording on the stability fundamental, the printing information that is contained in the optical recording district can visually be discerned by recording layer.And information recording carrier can have a large amount of visual informations.
Among a large amount of embodiment according to the mixed information recording medium that comprises non-contact type IC chip and optical recording district of the present invention, in the process of recoding/reproduction information, the electromagnetic field that the external coil of the data recording/reproducing device that uses with the IC chip produces does not have harmful effect to the regulator of optical recording head.In addition, because the optical recording district that Inside coil makes it overlapping card can be set, so information recording carrier can be stored a large amount of light data.And the electromagnetic field that the external coil of the data recording/reproducing device that uses with card produces can be reduced to minimum to the harmful effect of the regulator of optical recording head.
At last, according to the present invention, provide a kind of information recording/reproducer, it can use with the information recording carrier of a large amount of embodiment of the present invention.This device can effectively reduce the harmful effect to the regulator of optical recording head of electromagnetic field that the external coil of data recording/reproducing device produces, and makes full use of the advantage of the hybrid card information recording carrier that the present invention includes non-contact type IC chip and optical recording layer.

Claims (24)

1. information recording carrier, comprise transparent substrate, optical recording layer, IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, and wherein transparent substrate, optical recording layer and aerial coil are by described order setting.
2. information recording carrier, comprise transparent substrate, optical recording layer and IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, wherein optical recording layer is arranged on different planes with aerial coil, and antenna is arranged at regional nonoverlapping zone of occupying with optical recording layer.
3. information recording carrier as claimed in claim 2 is characterized in that: optical recording layer is a printing opacity.
4. information recording carrier, comprise non-contact type IC module and as the optical recording layer of information-storing device, the IC module has IC chip and inside antenna coil, said inside antenna coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, optical recording layer is arranged on different planes with the inside antenna coil by following mode, when information recording carrier is provided with in information recording/reproducer when in place, wherein information recording/reproducer has external antenna coil and the shaven head that places the information recording carrier opposite end respectively, external antenna coil as to or from the device of IC module records or information reproduction, at this moment, external antenna coil and shaven head are not staggered relatively, and information recording carrier is inserted in therebetween.
5. information recording carrier, comprise transparent substrate, optical recording layer and IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, optical recording layer and IC module are provided with electromagnetic wave restraining barrier in transparent substrate one side away from aerial coil by described order setting.
6. information recording carrier, comprise transparent substrate, optical recording layer and IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, optical recording layer and IC module are by described order setting, away from aerial coil the electromagnetic wave restraining barrier is set in transparent substrate one side, to conducting terminal be set with the information recording/reproducer position contacting that is used for recoding/reproduction information, and make it to be electrically connected to the electromagnetic wave restraining barrier.
7. information recording carrier as claimed in claim 6 is characterized in that: conducting terminal is arranged on the edge of information recording carrier.
8. information recording carrier as claimed in claim 6 is characterized in that: conducting terminal comprises the light-cured resin of the sclerosis that contains conductive material.
9. as the information recording carrier of claim 5 or 6, it is characterized in that: the electromagnetic wave restraining barrier is arranged between transparent substrate and the optical recording layer, and is transparent.
10. as the information recording carrier of claim 5 or 6, it is characterized in that: the electromagnetic wave restraining barrier is arranged between optical recording layer and the IC module.
11. the information recording carrier as claim 5 or 6 is characterized in that: the electromagnetic wave restraining barrier is arranged on the outside surface of transparent substrate.
12. the information recording carrier as claim 10 is characterized in that: the electromagnetic wave restraining barrier is arranged on optical recording layer one side, and is relative with the side in the face of substrate.
13. the information recording carrier as claim 5 or 6 is characterized in that: the electromagnetic wave restraining barrier is exposed to the outside.
14. the information recording carrier as claim 13 is characterized in that: the electromagnetic wave restraining barrier is exposed to the edge of information recording carrier.
15. the information recording carrier as claim 14 is characterized in that: at its edge circular section is arranged, and the electromagnetic wave restraining barrier is exposed to the section outermost portion.
16. the information recording carrier as claim 15 is characterized in that: the electromagnetic wave restraining barrier contains conductive material.
17. the information recording carrier as claim 16 is characterized in that: the electromagnetic wave restraining barrier has 1 * 10 -5S/cm or above conductance.
18. the information recording carrier as claim 5 or 6 is characterized in that: the electromagnetic wave restraining barrier contains ferromagnetic material.
19. the information recording carrier as claim 18 is characterized in that: there are 1 Gauss or above saturated magnetic coefficient in the electromagnetic wave restraining barrier.
20. information recording/reproducer that uses with information recording carrier, information recording carrier comprises transparent substrate, optical recording layer, the IC chip, with first aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, the optical recording layer and first aerial coil are by described order setting, wherein this information recording/reproducer comprise be used for to or from the shaven head of optical recording layer recorded information or information reproduction, be used to receive the information recording carrier receiving platform of information recording carrier, at least be used for recorded information on the IC chip or reproduce second aerial coil that the information be stored in the IC chip directly is not in contact with one another IC chip and information recording/reproducer each other, wherein second aerial coil is arranged on the information recording carrier receiving platform.
21. information recording/reproducer as claim 20, it is characterized in that: when the mode that is disposed opposite to each other by first and second aerial coils is arranged on information recording carrier information recording carrier and accepts on the platform, shaven head is arranged to allow light beam to enter the optical recording district, with by transparent substrate to or from optical recording district record or information reproduction.
22. the information recording/reproducer as claim 21 is characterized in that: when information recording carrier was arranged on information recording carrier and accepts on the platform, the first and second aerial coil reality are tightly contact each other.
23. information recording/reproducer that uses with information recording carrier, information recording carrier comprises transparent substrate, optical recording layer, the IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, optical recording layer and IC module are by described order setting, away from aerial coil the electromagnetic wave restraining barrier is set in transparent substrate one side, wherein this information recording/reproducer comprise be used for to or from the shaven head of optical recording layer recorded information or information reproduction, be used to receive the information recording carrier receiving platform of information recording carrier, at least be used for recorded information on the IC chip or reproduce the coil of the information be stored in the IC chip, wherein aerial coil and shaven head are provided with by following mode, when information recording carrier is provided with on the information recording carrier receiving platform when in place, their information recording carriers that makes staggered relatively place therebetween, the information recording carrier receiving platform has following configuration, when information recording carrier is provided with on the information recording carrier receiving platform when in place, it is electrically connected to the electromagnetic wave restraining barrier with ground connection.
24. information recording/reproducer that uses with information recording carrier, information recording carrier comprises transparent substrate, optical recording layer, the IC module, the IC module has IC chip and aerial coil, said aerial coil is used at least in the information exchange operation of recorded information on the IC chip or when reproducing the information that is stored in the IC chip, IC chip and information recording/reproducer directly are not in contact with one another each other, transparent substrate, optical recording layer and IC module are by described order setting, away from aerial coil the electromagnetic wave restraining barrier is set in transparent substrate one side, to conducting terminal be set with the information recording/reproducer position contacting that is used for recoding/reproduction information, and make it to be electrically connected to the electromagnetic wave restraining barrier, wherein this information recording/reproducer comprise be used for to or from the shaven head of optical recording layer recorded information or information reproduction, be used to receive the information recording carrier receiving platform of information recording carrier, at least be used for recorded information on the IC chip or reproduce the coil of the information be stored in the IC chip, wherein aerial coil and shaven head are provided with by following mode, when information recording carrier is provided with on the information recording carrier receiving platform when in place, their information recording carriers that makes staggered relatively place therebetween, the information recording carrier receiving platform has following configuration, when information recording carrier is provided with on the information recording carrier receiving platform when in place, it is electrically connected to conducting terminal, with electromagnetic wave restraining barrier ground connection.
CN 98116316 1997-07-17 1998-07-17 Information recording medium and information recording/reproducing apparatus Pending CN1206182A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 98116316 CN1206182A (en) 1997-07-17 1998-07-17 Information recording medium and information recording/reproducing apparatus

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP192366/97 1997-07-17
JP318237/97 1997-11-19
JP321117/97 1997-11-21
JP139741/98 1998-05-21
CN 98116316 CN1206182A (en) 1997-07-17 1998-07-17 Information recording medium and information recording/reproducing apparatus

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CN1206182A true CN1206182A (en) 1999-01-27

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CN 98116316 Pending CN1206182A (en) 1997-07-17 1998-07-17 Information recording medium and information recording/reproducing apparatus

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101000789B (en) * 2006-01-10 2010-06-23 索尼株式会社 Optical disc recording and reproducing apparatus
CN1833279B (en) * 2003-05-30 2010-11-03 松下电器产业株式会社 Optical disc

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1833279B (en) * 2003-05-30 2010-11-03 松下电器产业株式会社 Optical disc
CN101000789B (en) * 2006-01-10 2010-06-23 索尼株式会社 Optical disc recording and reproducing apparatus

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