CN104794466A - Living body biological characteristic information optimal image acquisition module and mobile terminal - Google Patents
Living body biological characteristic information optimal image acquisition module and mobile terminal Download PDFInfo
- Publication number
- CN104794466A CN104794466A CN201510255395.4A CN201510255395A CN104794466A CN 104794466 A CN104794466 A CN 104794466A CN 201510255395 A CN201510255395 A CN 201510255395A CN 104794466 A CN104794466 A CN 104794466A
- Authority
- CN
- China
- Prior art keywords
- led chip
- light guide
- guide plate
- temperature sensor
- outer layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
Abstract
The invention discloses a living body biological characteristic information optimal image acquisition module which comprises an LED chip base and bracket pins, wherein the LED chip base is provided with an LED chip; a refraction plate and an outer-layer adhesive shell wrapping the refraction plate are arranged on the LED chip; a light guide plate is arranged on the inner side of the outer-layer adhesive shell; a temperature sensor which is connected with a control circuit is arranged on the light guide plate; an image sensor which is connected with the control circuit is arranged at the lower part of the light guide plate; light can be refracted into the light guide plate through the refraction plate for total reflection conduction; when the total reflection conduction is damaged, the light can be conducted towards the direction of the image sensor and the temperature of a contact part is synchronously acquired. The light emitted from the LED chip is directionally refracted by the refraction plate and is fed into the light guide plate for total reflection conduction, when a living body biologically contacts the light guide plate, the total reflection conditions can be damaged, so that the light conduction direction can be changed, the biological temperature of the living body can be acquired through the temperature sensor in real time, when two parameters both meet set requirements and the verification is qualified, two parameters of images and temperature can be acquired by using an optical image acquisition module, the security is improved, and the living body biological characteristic information optimal image acquisition module can be small in thickness and beneficial for minimization of a product.
Description
Technical field
The present invention relates to biomedical information acquisition recognition technology field, security fields, particularly a kind of live biometric information optics image acquisition module, mobile terminal.
Background technology
Mobile terminal, in order to protect privacy of user, is typically provided with mandate opening device, and existing mandate is opened and comprised two kinds; a kind of is opened by the password arranged by software cryptography; its encryption is simple, and both the easy mode by breaking a code was opened, and easily forgot Password again.Another kind of mandate unlatching utilizes specific biological information, as fingerprint carries out authority checking unlatching.
Current collection fingerprint enters scheme as authorizing the two kinds of technology that have of opening, one is adopt pure optical image technology mode to gather finger print information, although the resolution of the fingerprint image gathered is up to 1000DPI, security is high, but the program needs scioptics to reflect to be realized, and thickness is comparatively large, propagates light path complicated, cannot be adapted to the higher mobile electronic product of volume requirement or the limited place of installing space, as smart mobile phone, panel computer etc.Another kind adopts semiconductor imaging technique mode to gather, fingerprint image is generated by contact electro-induction, resolution is generally at about 500DPI, although its volume can be lightening, but its resolution gathering image is not high, and it is little to gather image imaging area, easily occurs misreading erroneous judgement impact, the higher mobile terminal of security level required or place cannot be applied in.Needing the window be provided with on mobile terminals for placing inductive pick-up device simultaneously, both affecting Consumer's Experience, and affecting again attractive in appearance.All there is a major defect in the above-mentioned existing fingerprint authentication that utilizes, can copy finger print by checking, manufacture security risk to user.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of live biometric information optics image acquisition module, this live biometric information optics image acquisition module avoids the high precision fingerprint copied by checking, reduce security risk, while improving the reliance security of checking, reduce the volume of module.
In order to solve the problem, the invention provides a kind of live biometric information optics image acquisition module, this live biometric information optics image acquisition module comprises: be provided with the LED chip pedestal of LED chip and be communicated with the support pin of LED chip and control circuit, LED chip is provided with the outer layer glue shell of deflecting plate and coated deflecting plate, inside outer layer glue shell, be provided with surrounding coordinate fixing light guide plate with outer layer glue shell and deflecting plate, this light guide plate is provided with the temperature sensor be connected with control circuit, the imageing sensor be connected with control circuit is provided with in light guide plate bottom, the anaclasis that LED chip sends by described deflecting plate enters light guide plate inner total reflection and propagates, when destroying total reflection and propagating, light is propagated and the temperature of synchronous acquisition contact site to imageing sensor direction.
Say further, described LED chip pedestal is provided with multiple projection, and the upper surface of this projection is greater than bottom it.
Say further, be provided with inside described outer layer glue shell and form trumpet-shaped inclined-plane.
Say further, described conducting bracket base material comprises metal phosphor bronze material strip.
Say further, described deflecting plate comprises organic glass.
Say further, described outer layer glue shell is the black or dark plastic material that can be in the light.
Say further, described imageing sensor comprises ccd image sensor and COMS imageing sensor.
Say further, described support pin 12 is bent into S or Z-shaped.
Say further, described temperature sensor or the temperature sensor be connected with temperature sensor are popped one's head in and are established outer layer glue shell or deflecting plate to be positioned at light guide plate areas outside, have at least part Naked to leak in outer layer glue shell or deflecting plate surface.
Say further, described temperature sensor probe is the annular or rectangle closed.
The present invention also provides a kind of mobile terminal, comprise optical image acquisition module, this optical image acquisition module is provided with the LED chip pedestal of LED chip and is communicated with the support pin of LED chip and control circuit, LED chip is provided with the outer layer glue shell of deflecting plate and coated deflecting plate, inside outer layer glue shell, be provided with surrounding coordinate fixing light guide plate with outer layer glue shell and deflecting plate, be provided with the light guide plate of temperature sensor to coordinate with the collection hole on face glass, the imageing sensor be connected with control circuit is provided with in light guide plate bottom, the anaclasis that LED chip sends by described deflecting plate enters light guide plate inner total reflection and propagates, when contact failure total reflection is propagated, instantaneous acquiring contact site temperature, light is propagated and the temperature of synchronous acquisition contact site to imageing sensor direction.
Say further, described LED chip pedestal is provided with multiple projection, and the upper surface of this projection is greater than bottom it.
Say further, be provided with inside described outer layer glue shell and form trumpet-shaped inclined-plane.
Say further, described imageing sensor comprises ccd image sensor and COMS imageing sensor.
Say further, described temperature sensor or the temperature sensor be connected with temperature sensor are popped one's head in and are established outer layer glue shell or deflecting plate to be positioned at light guide plate areas outside, have at least part Naked to leak in outer layer glue shell or deflecting plate surface.
Say further, described temperature sensor probe is the annular or rectangle closed.
The present invention also provides a kind of mobile terminal, this mobile terminal comprises the optical image acquisition module being located at mobile terminal face glass bottom, this optical image acquisition module is provided with the LED chip pedestal of band LED chip and the support pin being communicated with LED chip and control circuit, LED chip is provided with the outer layer glue shell of deflecting plate and coated deflecting plate, inside outer layer glue shell, be provided with surrounding coordinate fixing light guide plate with outer layer glue shell and deflecting plate, upper surface and the mobile terminal face glass of this light guide plate form close contact, its underpart is provided with the imageing sensor be connected with control circuit, be provided with the temperature sensor be connected with control circuit on glass panels, the anaclasis that LED chip sends by described deflecting plate enters the total reflection medium total reflection be made up of light guide plate and face glass and propagates, when contact failure total reflection is propagated, instantaneous acquiring contact site temperature, light is propagated and the temperature of synchronous acquisition contact site to imageing sensor direction.
Say further, described temperature sensor or pop one's head in the temperature sensor that temperature sensor connects is located at outside the face glass corresponding with light guide plate, has at least part Naked to leak in face glass surface.
Say further, described temperature sensor probe is the annular or rectangle closed.
Live biometric information optics image acquisition module of the present invention, comprise the LED chip pedestal being provided with LED chip and the support pin being communicated with LED chip and control circuit, LED chip is provided with the outer layer glue shell of deflecting plate and coated deflecting plate, inside outer layer glue shell, be provided with surrounding coordinate fixing light guide plate with outer layer glue shell and deflecting plate, this light guide plate is provided with the temperature sensor be connected with control circuit, the imageing sensor be connected with control circuit is provided with in light guide plate bottom, the anaclasis that LED chip sends by described deflecting plate enters light guide plate inner total reflection and propagates, when destroying total reflection and propagating, light is propagated and the temperature of synchronous acquisition contact site to imageing sensor direction.Utilize the medium that light guide plate is propagated as light total reflection, the light that LED chip sends enters light guide plate inner total reflection by deflecting plate orientation refraction bright dipping and propagates, and its light path is shorter, reduces the decay of light.Destroy total reflection condition during living body biological contact light guide plate makes optical propagation direction to imageing sensor simultaneously, obtain high-resolution image, synchronous by temperature sensor Real-time Collection living body biological temperature, be verified when the biometric image information of waiting upon the authentication and biotemperature parameter all meet preset requirement.This optical image acquisition module gathers image and temperature two parameters, improves security reliability, is beneficial to the miniaturization of product.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, and the accompanying drawing in describing is some embodiments of the present invention, to those skilled in the art, under the prerequisite not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is live biometric information optics image acquisition module example structure exploded perspective view.
Fig. 2 is that optical image acquisition module embodiment faces structural representation.
Fig. 3 is along A-A direction structure cross-sectional schematic in Fig. 2.
Fig. 4 is part B structure enlarged diagram in Fig. 3.
Fig. 5 is that optical image acquisition module coordinates an embodiment cross-sectional schematic with face glass.
Fig. 6 is that optical image acquisition module coordinates another embodiment cross-sectional schematic with face glass.
Below in conjunction with embodiment, and with reference to accompanying drawing, the realization of the object of the invention, functional characteristics and advantage are described further.
Embodiment
In order to make the object of invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of invention, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
As Figure 1-3, the invention provides a kind of live biometric information optics image acquisition module embodiment.
This live biometric information optics image acquisition module comprises: be provided with the LED chip pedestal 1 of LED chip 11 and the support pin 12 being communicated with LED chip 1 and control circuit, LED chip 11 is provided with the outer layer glue shell 3 of deflecting plate 4 and coated deflecting plate 4, inside outer layer glue shell 3, be provided with surrounding coordinate fixing light guide plate 5 with outer layer glue shell 3 and deflecting plate 4, this light guide plate 5 is provided with the temperature sensor 8 be connected with control circuit, the imageing sensor 6 be connected with control circuit is provided with in light guide plate 5 bottom, the anaclasis that LED chip 11 sends is entered light guide plate 5 and is totally reflected propagation by described deflecting plate 3, when contact failure total reflection is propagated, light is propagated and the temperature of synchronous acquisition contact site to imageing sensor direction.
Specifically, described LED chip pedestal 2 is partly on coated with conductive support 1, first at the coated LED chip pedestal 2 of conducting bracket 1 when shaping, need to be reserved with the space that LED chip 11 can be made to weld with conducting bracket 1, and make LED chip pedestal 2 form the tower structure of hollow, the structure of described LED chip pedestal 2 is not particularly limited, but normally with imageing sensor, matching as COMS or ccd image pass device, can be set to square by LED chip pedestal 2, is empty frame-shaped structure in the middle of it.When LED chip 11 described above is arranged for frame-shaped structure LED chip pedestal 2, this LED chip 11 can be symmetricly set in both sides.At the coated LED chip pedestal 2 in described conducting bracket 1 upper part ground, one of its free-revving engine is exactly the intensity making conducting bracket 1 have adaptation, because little as conducting bracket 1 intensity of a circuit part, easily there is the phenomenons such as distortion when following process, affect shaping efficiency and yield rate.Described conducting bracket 1 can adopt comprise metal phosphor bronze sheet can conductive material.
This LED chip 11 refers to can the LED chip of blue light, and also comprise the LED chip 11 of the outer light of visible line, its quantity is arranged as required, can be one, two or more, and its concrete quantity is not particularly limited.Described temperature sensor 8 is connected with control circuit signal, for when biological light guide plate 5, gather biological temperature, be defined as live biometric information, temperature sensor 8 or its temp probe position can be arranged as required, usually the accuracy being convenient to collecting temperature data is arranged on, energy contact temperature sensor 8 or its temp probe during pressing finger, include but not limited to be arranged on described outer layer glue shell 3 or deflecting plate 4, and be positioned near light guide plate 5 areas outside, have at least part Naked to leak in outer layer glue shell 3 or deflecting plate 4 surface.This temperature sensor probe can adopt the metal material of heat conduction usually.For the ease of better and finger contact, temperature sensor probe can be set to closed annular or rectangle.
Described LED chip 11 is coated with the hollow outer layer glue shell 3 of deflecting plate 4 and the coated deflecting plate 4 of part, the black that this outer layer glue shell 3 can be in the light or dark plastic material, avoid occurring light leakage phenomena, reduce the intensity entering face glass total reflection light, and then the resolution of the fingerprint image of effect diagram image-position sensor collection.
Described deflecting plate 4 adopt comprise organic glass the anaclasis that LED chip 11 sends can be entered in face glass, total reflection can be carried out propagate in face glass, at the control circuit that outer layer glue shell 3 hollow position is accommodated with imageing sensor and is connected with image sensor signal, described support pin 12 is communicated with LED chip 11 and control circuit.
Carry out being operating as example with finger, during work, under the control of control circuit, LED chip 11 is luminous, and this light makes most luminous energy enter in light guide plate 5 through deflecting plate 4 to carry out total reflection propagation.When finger presses light guide plate 5, when being namely totally reflected propagation regions, finger destroys the light total reflection propagation conditions of light guide plate 5, light path is changed and is projected on imageing sensor 6, obtain pressing finger by fingerprint main sweat gland high-resolution fingerprint image, point simultaneously contact light guide plate 5 time can Real-time Collection to point temperature.The temperature first gathering fingerprint and finger during application prestores, when needs are verified, realize gathering fingerprint to be verified and corresponding temperature, when fingerprint and corresponding temperature are completely identical with the data preset, by checking, this live biometric information optics image acquisition modular structure is thin, volume is little, can avoid copying fingerprint by checking, improve the reliance security of checking, safe class can be widely used in and require higher place and the portable type electronic product higher to light requirement.
In the present embodiment, described LED chip pedestal 2 is provided with multiple projection 21, the upper surface of this projection 1 is greater than bottom it, and namely projection 21 has at least a side to be outward-dipping, can form more firm secure bond when being convenient to injection moulding deflecting plate 3 in finishing operations with LED chip pedestal 2.
Be the framed structure of hollow at outer layer glue shell 3, imageing sensor 6 can be received at hollow space, the thickness adopting photocontrol module can be reduced well, have more widespread use space.Being provided with inside described outer layer glue shell 3 and forming trumpet-shaped inclined-plane, when coordinating with imageing sensor, assembling can be convenient to.
In the present embodiment, described support pin 12 structure is not particularly limited, and described support pin 12 can be bent into S or Z-shaped, be convenient to photocontrol assembly to be fixed on pcb board be like this connected with control circuit for the ease of welding.
As shown in Figure 5, the present invention also provides a kind of mobile terminal embodiment.
This mobile terminal comprises optical image acquisition module, this optical image acquisition module is provided with the LED chip pedestal 2 of LED chip 11 and the support pin 12 being communicated with LED chip 11 and control circuit, LED chip 11 is provided with the outer layer glue shell 3 of deflecting plate 4 and coated deflecting plate 4, inside outer layer glue shell 3, be provided with surrounding coordinate fixing light guide plate 5 with outer layer glue shell 3 and deflecting plate 4, be provided with the light guide plate 5 of temperature sensor 8 to coordinate with the collection hole (accompanying drawing does not indicate) on face glass 7, the imageing sensor 6 be connected with control circuit is provided with in light guide plate 5 bottom, the anaclasis that LED chip 11 sends is entered light guide plate 5 inner total reflection and propagates by described deflecting plate 3, when contact failure total reflection is propagated, light is propagated to imageing sensor direction, undertaken by imageing sensor processing the high-resolution image obtaining contact component, temperature sensor simultaneously owing to having Naked to leak outside the face glass that light guide plate is corresponding is popped one's head in or temperature sensor, can realize immediately gathering the temperature of contact site.
Specifically, collection hole on described face glass 7 makes light guide plate 5 can expose in outside, is convenient to contact light guide plate 5 and can gathers the image of contact site and the temperature of the temperature sensor be positioned in light guide plate 5 or temperature sensor probe energy instantaneous acquiring contact site.Described photocontrol module adopts above-described embodiment structure, and its action function is same as the previously described embodiments.Described face glass normally can utilize the touch on existing smart mobile phone.
During work, under the control of control circuit, LED chip 11 is luminous, and this light makes most luminous energy enter in light guide plate 5 through deflecting plate 4 to carry out total reflection propagation.When finger presses light guide plate 5, when being namely totally reflected propagation regions, finger destroys the light total reflection propagation conditions of light guide plate 5, light path is changed and is projected on imageing sensor 6, obtain pressing finger by fingerprint main sweat gland high-resolution fingerprint image, point simultaneously contact light guide plate 5 time can Real-time Collection to point temperature.The temperature first gathering fingerprint and finger during application prestores, when needs are verified, realize gathering fingerprint to be verified and corresponding temperature, when fingerprint and corresponding temperature are completely identical with the data preset, by checking, this live biometric information optics image acquisition modular structure is thin, volume is little, can avoid copying fingerprint by checking, improve the reliance security of checking, safe class can be widely used in and require higher place and the portable type electronic product higher to light requirement.
As shown in Figure 6, the present invention also provides another kind of mobile terminal embodiment.
This mobile terminal comprises: the optical image acquisition module being located at mobile terminal face glass 7 bottom, this optical image acquisition module is provided with the LED chip pedestal 2 of band LED chip 11 and the support pin 12 being communicated with LED chip 11 and control circuit, LED chip 11 is provided with the outer layer glue shell 3 of deflecting plate 4 and coated deflecting plate 4, inside outer layer glue shell 4, be provided with surrounding coordinate fixing light guide plate 5 with outer layer glue shell and deflecting plate, upper surface and the mobile terminal face glass 7 of this light guide plate 5 form close contact, its underpart is provided with the imageing sensor 6 be connected with control circuit, face glass 7 is provided with the temperature sensor 8 be connected with control circuit.During work, under the control of control circuit, LED chip 11 is luminous, by deflecting plate 4, anaclasis is entered the total reflection medium be made up of light guide plate 5 and face glass 7 and be totally reflected propagation, when contact failure total reflection is propagated, light is propagated to imageing sensor direction, undertaken by imageing sensor processing the high-resolution image obtaining contact component, temperature sensor simultaneously owing to having Naked to leak outside the face glass that light guide plate is corresponding is popped one's head in or temperature sensor, can realize immediately gathering the temperature of contact site.
Specifically, the difference of the present embodiment and above-described embodiment is the anaclasis that LED chip sends by deflecting plate to enter the total reflection medium be made up of light guide plate and face glass and is totally reflected and propagates, and is namely totally reflected medium and is made up of light guide plate and face glass.Not being technology to be solved by this invention for how realizing that luminous energy face glass and light guide plate 5 inner total reflection propagate, not therefore being particularly limited.Only need to accomplish the identical to the refractive index of light of light guide plate and face glass in theory, and light guide plate and the face glass surface of contact refractive index in the ideal situation for fixing glue is all identical with face glass with light guide plate.Described temperature sensor or temperature sensor acquisition probe are positioned at outside face glass corresponding to light guide plate, and Naked leaks outside at least partly, are convenient to complete at collection contact site image and temperature simultaneously, convenient operation.Described temperature sensor probe for the annular closed or rectangle be also be convenient to disposablely better complete data acquisition on two.Other structures, principle art effect is same as the previously described embodiments repeats no more.Its advantage also comprises compared with above-described embodiment does not need to offer collection on display screen or face glass 7, reduces manufacturing procedure, product more attractive in appearance.
Above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or equivalent replacement is carried out to wherein portion of techniques feature, and these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. live biometric information optics image acquisition module, is characterized in that, comprising:
Be provided with the LED chip pedestal of LED chip and be communicated with the support pin of LED chip and control circuit, LED chip is provided with the outer layer glue shell of deflecting plate and coated deflecting plate, inside outer layer glue shell, be provided with surrounding coordinate fixing light guide plate with outer layer glue shell and deflecting plate, this light guide plate is provided with the temperature sensor be connected with control circuit, the imageing sensor be connected with control circuit is provided with in light guide plate bottom, the anaclasis that LED chip sends by described deflecting plate enters light guide plate total reflection and propagates, when contact failure total reflection is propagated, light is propagated and the temperature of synchronous acquisition contact site to imageing sensor direction.
2. live biometric information optics image acquisition module according to claim 1, is characterized in that:
Described LED chip pedestal is provided with multiple projection, and the upper surface of this projection is greater than bottom it.
3. live biometric information optics image acquisition module according to claim 1, it is characterized in that, described temperature sensor or the temperature sensor be connected with temperature sensor are popped one's head in and are established outer layer glue shell or deflecting plate to be positioned at light guide plate areas outside, have at least part Naked to leak in outer layer glue shell or deflecting plate surface.
4. live biometric information optics image acquisition module according to claim 3, is characterized in that, described temperature sensor probe is the annular closed or rectangle.
5. a mobile terminal, comprise optical image acquisition module, this optical image acquisition module is provided with the LED chip pedestal of LED chip and is communicated with the support pin of LED chip and control circuit, LED chip is provided with the outer layer glue shell of deflecting plate and coated deflecting plate, inside outer layer glue shell, be provided with surrounding coordinate fixing light guide plate with outer layer glue shell and deflecting plate, be provided with the light guide plate of temperature sensor to coordinate with the collection hole on face glass, the imageing sensor be connected with control circuit is provided with in light guide plate bottom, the anaclasis that LED chip sends by described deflecting plate enters light guide plate inner total reflection and propagates, when contact failure total reflection is propagated, light is propagated and the temperature of synchronous acquisition contact site to imageing sensor direction.
6. mobile terminal according to claim 5, it is characterized in that, described temperature sensor or the temperature sensor be connected with temperature sensor are popped one's head in and are established outer layer glue shell or deflecting plate to be positioned at light guide plate areas outside, have at least part Naked to leak in outer layer glue shell or deflecting plate surface.
7. mobile terminal according to claim 6, is characterized in that, described temperature sensor probe is the annular closed or rectangle.
8. a mobile terminal, it is characterized in that, comprise the optical image acquisition module being located at mobile terminal face glass bottom, this optical image acquisition module is provided with the LED chip pedestal of band LED chip and the support pin being communicated with LED chip and control circuit, LED chip is provided with the outer layer glue shell of deflecting plate and coated deflecting plate, inside outer layer glue shell, be provided with surrounding coordinate fixing light guide plate with outer layer glue shell and deflecting plate, upper surface and the mobile terminal face glass of this light guide plate form close contact, its underpart is provided with the imageing sensor be connected with control circuit, be provided with the temperature sensor be connected with control circuit on glass panels, the anaclasis that LED chip sends by described deflecting plate enters the total reflection medium total reflection be made up of light guide plate and face glass and propagates, when contact failure total reflection is propagated, light is propagated and the temperature of synchronous acquisition contact site to imageing sensor direction.
9. mobile terminal according to claim 8, is characterized in that, described temperature sensor or pop one's head in the temperature sensor that temperature sensor connects is located at outside the face glass corresponding with light guide plate, has at least part Naked to leak in face glass surface.
10. mobile terminal according to claim 9, is characterized in that, described temperature sensor probe is the annular closed or rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510255395.4A CN104794466A (en) | 2015-05-19 | 2015-05-19 | Living body biological characteristic information optimal image acquisition module and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510255395.4A CN104794466A (en) | 2015-05-19 | 2015-05-19 | Living body biological characteristic information optimal image acquisition module and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104794466A true CN104794466A (en) | 2015-07-22 |
Family
ID=53559253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510255395.4A Pending CN104794466A (en) | 2015-05-19 | 2015-05-19 | Living body biological characteristic information optimal image acquisition module and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104794466A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017016028A1 (en) * | 2015-07-28 | 2017-02-02 | 宇龙计算机通信科技(深圳)有限公司 | Fingerprint recognition method and user equipment |
| CN107203733A (en) * | 2016-03-16 | 2017-09-26 | 上海箩箕技术有限公司 | Optical fingerprint sensor module |
| CN107563354A (en) * | 2017-09-27 | 2018-01-09 | 京东方科技集团股份有限公司 | A kind of fingerprint identification unit, fingerprint identification device and its fingerprint identification method, display device |
| WO2021010017A1 (en) * | 2019-07-12 | 2021-01-21 | ソニー株式会社 | Electronic device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200303994A (en) * | 2002-02-14 | 2003-09-16 | Hamamatsu Photonics Kk | Fiber optical plate and concave-convex pattern-detection device |
| US20080267457A1 (en) * | 2007-04-30 | 2008-10-30 | Ali Valiuddin Y | Electronic device with biometric module |
| WO2009155501A2 (en) * | 2008-06-19 | 2009-12-23 | Massachusetts Institute Of Technology | Tactile sensor using elastomeric imaging |
| CN101794376A (en) * | 2010-01-26 | 2010-08-04 | 哈尔滨工程大学 | Multi-mode biological image acquisition device for three-dimensional hand shape and palmprint |
| CN103984923A (en) * | 2014-05-08 | 2014-08-13 | 长春鸿达光电子与生物统计识别技术有限公司 | Thin type aspheric surface fingerprint collecting prism and collecting device |
| CN204028936U (en) * | 2014-05-16 | 2014-12-17 | 深圳印象认知技术有限公司 | Ultrathin fingerprint acquisition device, the display device of fingerprint can be gathered |
-
2015
- 2015-05-19 CN CN201510255395.4A patent/CN104794466A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200303994A (en) * | 2002-02-14 | 2003-09-16 | Hamamatsu Photonics Kk | Fiber optical plate and concave-convex pattern-detection device |
| US20080267457A1 (en) * | 2007-04-30 | 2008-10-30 | Ali Valiuddin Y | Electronic device with biometric module |
| WO2009155501A2 (en) * | 2008-06-19 | 2009-12-23 | Massachusetts Institute Of Technology | Tactile sensor using elastomeric imaging |
| CN101794376A (en) * | 2010-01-26 | 2010-08-04 | 哈尔滨工程大学 | Multi-mode biological image acquisition device for three-dimensional hand shape and palmprint |
| CN103984923A (en) * | 2014-05-08 | 2014-08-13 | 长春鸿达光电子与生物统计识别技术有限公司 | Thin type aspheric surface fingerprint collecting prism and collecting device |
| CN204028936U (en) * | 2014-05-16 | 2014-12-17 | 深圳印象认知技术有限公司 | Ultrathin fingerprint acquisition device, the display device of fingerprint can be gathered |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017016028A1 (en) * | 2015-07-28 | 2017-02-02 | 宇龙计算机通信科技(深圳)有限公司 | Fingerprint recognition method and user equipment |
| CN107203733A (en) * | 2016-03-16 | 2017-09-26 | 上海箩箕技术有限公司 | Optical fingerprint sensor module |
| CN107563354A (en) * | 2017-09-27 | 2018-01-09 | 京东方科技集团股份有限公司 | A kind of fingerprint identification unit, fingerprint identification device and its fingerprint identification method, display device |
| CN107563354B (en) * | 2017-09-27 | 2021-02-26 | 京东方科技集团股份有限公司 | Fingerprint identification unit, fingerprint identification device, fingerprint identification method of fingerprint identification device and display device |
| US11315973B2 (en) | 2017-09-27 | 2022-04-26 | Hefei Boe Optoelectronics Technology Co., Ltd. | Surface texture recognition sensor, surface texture recognition device and surface texture recognition method thereof, display device |
| WO2021010017A1 (en) * | 2019-07-12 | 2021-01-21 | ソニー株式会社 | Electronic device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209640880U (en) | Optical fingerprint identification device and electronic equipment | |
| CN111033518B (en) | LCD fingerprint identification system, off-screen optical fingerprint identification device and electronic device | |
| CN109784307B (en) | Terminal device | |
| CN110376780A (en) | Shield lower detection system, liquid crystal display device and backlight module | |
| CN208969685U (en) | Shield lower fingerprint identification device and electronic equipment | |
| CN105116968A (en) | Electronic equipment with fingerprint identification function | |
| CN209327746U (en) | Display screen component and electronic equipment | |
| CN104794466A (en) | Living body biological characteristic information optimal image acquisition module and mobile terminal | |
| CN104794471A (en) | Biological characteristic optical image acquisition module based on glass panel, and mobile terminal | |
| CN204925914U (en) | Electronic equipment with fingerprint identification function | |
| CN108615003A (en) | Fingerprint recognition component, display device and electronic device | |
| CN104850839A (en) | Optical acquisition module group light control assembly and formation method thereof | |
| CN108615005A (en) | Fingerprint recognition component, display device and electronic device | |
| CN108023982A (en) | Electronic device | |
| CN109271058A (en) | Display component and electronic equipment | |
| CN204631896U (en) | Live biometric information optics image acquisition module and mobile terminal | |
| CN110309748A (en) | Biological characteristic detection system | |
| CN210864262U (en) | Backlight unit, display device and fingerprint characteristic detection module | |
| CN108683756B (en) | Fingerprint recognition component, display device and electronic device | |
| CN204631899U (en) | Based on optically detecting module and the mobile terminal of mobile terminal face glass | |
| CN204631898U (en) | Based on optical image acquisition module and the mobile terminal of mobile terminal face glass | |
| CN109977851A (en) | Detect mould group, display device and electronic equipment | |
| CN204631903U (en) | Based on face glass biological characteristic optical image acquisition module and mobile terminal | |
| CN207557969U (en) | Optical finger print identifies module and electronic device | |
| CN210573820U (en) | Biological characteristic detection system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150722 |