CN204883110U - Integrated liquid crystal display panel who has NFC antenna - Google Patents
Integrated liquid crystal display panel who has NFC antenna Download PDFInfo
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- CN204883110U CN204883110U CN201520461026.6U CN201520461026U CN204883110U CN 204883110 U CN204883110 U CN 204883110U CN 201520461026 U CN201520461026 U CN 201520461026U CN 204883110 U CN204883110 U CN 204883110U
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Abstract
The utility model provides an integrated liquid crystal display panel who has NFC antenna, include: relative last glass substrate and glass substrate down each other, the NFC antenna, the NFC antenna is for setting up under and/or the increasing away the line newly or have away the line now of glass substrate in last glass substrate. The utility model discloses direct produce the antenna come out on the liquid crystal display panel, neither can increase extra cost, complexity that also can not increase of production technology is favorable to large -scale production, the function the that also antenna was realized to current indium tin oxide circuit on the usable panel realizes the NFC antenna on the basis that does not change current panel.
Description
Technical field
The utility model relates to handheld device field, is specifically related to have near field wireless communication function and has the handheld device field of display panels.
Background technology
NFC(NearFieldCommunication) meaning near field communication technology, is a kind of radiotelegraphy of short distance high frequency, runs in tens cm distance realize wireless communication transmission in 13.56MHz frequency.This technology is developed by non-contact radio-frequency identification (RFID), and jointly developed by Philips Semiconductors (Xian Enzhi Pu semiconductor company), Nokia and Sony, its basis is RFID and interconnection technique.Along with the smart mobile phone of the develop rapidly of mobile communication technology, particularly rising in recent years, make mobile phone not be simple communication tool, and have the function of mobile payment concurrently.Compared with other wireless communication technique, NFC can provide a kind of wireless connect technology communicated easily, safely, rapidly.Secondly, NFC and existing contactless smart card technology compatibility, become the official standard that more and more leading firm supports.Again, NFC or one closely connection protocol.Therefore, NFC, as the in-plant secret communication mode of one, is particularly suitable for mobile payment service.
In existing NFC technique, the implementation of NFC antenna has multiple choices.A kind of mode is produced on NFC antenna on the PCB mainboard of mobile phone, and shortcoming is that NFC antenna can take more PCB space, and if the device on antenna distance PCB mainboard is comparatively near, the sensitivity of antenna can be affected; Another kind of conventional mode is back side NFC antenna being fabricated into battery, fit on battery back-sheet, such as Chinese utility model patent application, application number: in 200910223848.X, see Fig. 1, between the ferrite 103 of NFC antenna 102 on battery body 104 and label paper 101, the technical disadvantages of this way is: if phone housing adopts metal material, the sensitivity of antenna can be greatly affected.Also have in a kind of implementation, see Chinese utility model patent, application number: 200820150625.6, as shown in Figure 2, NFC antenna coil 201 is positioned on flexible PCB 202, and flexible PCB is fitted in the non-display area of display panels, thus the affected problem of sensitivity that solution conventional fabrication method brings, and the space of PCB mainboard can not be taken.The shortcoming of this mode is, needs to provide flexible PCB, increases cost; And in the production run of display panels, one attaching process need be increased, add process fabrication steps and bring possible yield issues.
Utility model content
The purpose of this utility model is the NFC technique being implemented in portable electron device, and the configuration NFC antenna optimized, improve the sensitivity of NFC antenna, Controlling Technology cost of manufacture.
The utility model provides a kind of display panels being integrated with NFC antenna, comprising:
Top glass substrate respect to one another and lower glass substrate;
NFC antenna, described NFC antenna is be arranged at the newly-increased cabling of top glass substrate and/or lower glass substrate or existing cabling.
Preferably, described display panels also comprises the public electrode being arranged at top glass substrate lower surface; Described NFC antenna is the newly-increased cabling be looped around around described public electrode.
Preferably, described display panels also comprises the show electrode being arranged at lower glass substrate upper surface; Described NFC antenna is the existing cabling be looped around around described show electrode.
Preferably, described existing cabling is public electrode cabling.
Preferably, described display panels also comprises the show electrode being arranged at lower glass substrate upper surface; Described NFC antenna is the newly-increased cabling be looped around around described show electrode.
Preferably, the material of described NFC antenna is tin indium oxide.
Utility model proposes a kind of display panels being integrated with NFC antenna completely newly, namely directly produces antenna on the lcd panel out, both can not increase extra cost, and also can not increase the complicacy of production technology, be very beneficial for large-scale production; Also can utilize existing ITO(tin indium oxide on panel) circuit to realize the function of antenna, NFC antenna can be realized on the basis not changing existing panel.
Accompanying drawing explanation
By Figure of description and subsequently together with Figure of description for illustration of the embodiment of some principle of the utility model, the further feature that the utility model has and advantage will become clear or more specifically be illustrated.
Fig. 1 is the structural representation of NFC antenna in portable electron device in prior art;
Fig. 2 is the structural representation of another kind of NFC antenna in portable electron device in prior art;
Fig. 3 is the side sectional view of the display panels composition structure of the utility model one embodiment;
Fig. 4 is the vertical view of the display panels part-structure of the utility model one embodiment;
Fig. 5 is the vertical view of the display panels part-structure of another embodiment of the utility model;
Fig. 6 be the utility model again an embodiment LCD plate portion composition structure vertical view.
Embodiment
In order to be implemented in the NFC technique of portable electron device, and the configuration NFC antenna optimized, improve the sensitivity of NFC antenna, Controlling Technology cost of manufacture.The utility model provides the display panels being integrated with NFC antenna, and display panels comprises: top glass substrate respect to one another and lower glass substrate; NFC antenna, NFC antenna is the newly-increased cabling being arranged at top glass substrate and/or lower glass substrate, or is arranged at the existing cabling of top glass substrate and/or lower glass substrate.Below in conjunction with Figure of description, multiple embodiment is adopted to be specifically described this utility model.
Embodiment one
Refer to Fig. 3, Fig. 4, Fig. 3 is the side sectional view of the display panels composition structure of the utility model one embodiment; Fig. 4 is the vertical view of the LCD plate portion composition structure of the utility model one embodiment.In Fig. 3, display panels comprises: upper polaroid 301, be arranged at the top glass substrate 302 of polaroid bottom, be arranged at the optical filter 303 of top glass substrate 302, be arranged at the public electrode 304 of optical filter 303 bottom, display panels also comprises show electrode 306, is arranged at the lower glass substrate 307 of show electrode 306 bottom, is arranged at the lower polaroid 308 of lower glass substrate, between public electrode 304 and show electrode 306, be wherein also provided with liquid crystal layer 305 and some TFT transistors (not indicating), be positioned at 308 of lower polaroid in the outside of display panels and be arranged with some backing structures, light source many employings light emitting diode (LED) or the cold-cathode fluorescence lamp (CCFL) of backlight provide light source by backing structure, light is by lower polaroid 308, lower glass substrate 307 to show electrode 306 and public electrode 304, the shape of liquid crystal is changed by the TFT transistor controlling to correspond to pixel cell, structure control image is shown on show electrode 306, optical filter 303 corresponds to each pixel cell, simultaneously see Fig. 3, Fig. 4, optical filter 303 and public electrode 304 please be set in the lower surface first area of top glass substrate 302, and the position of optical filter 303 and public electrode 304, region are corresponding, the NFC antenna coil 309 of annular coupling is provided with at the lower surface second area of top glass substrate 302, be suitable for as NFC antenna, this NFC antenna is be looped around the newly-increased cabling around public electrode 304 second area, the position of first area periphery, this part is clear area in the prior art, in the processing step of reality, in the step forming public electrode 304, form NFC antenna coil 309 simultaneously, can according to the actual requirements and the position of clear area make the NFC antenna coil 309 of respective shapes.Public electrode 304 is tin indium oxide (ITO, IndiumTinOxide) with the material of NFC antenna coil 309, and the width of NFC antenna coil 309 can adjust according to the requirement of the impedance in parameter specification.
Embodiment two
Refer to Fig. 3, Fig. 5, Fig. 3 is the side sectional view of the display panels composition structure of the utility model one embodiment; Fig. 5 is the vertical view of the LCD plate portion composition structure of another embodiment of the utility model.In Fig. 3, display panels comprises: upper polaroid 301, be arranged at the top glass substrate 302 of polaroid bottom, be arranged at the optical filter 303 of top glass substrate 302, be arranged at the public electrode 304 of optical filter 303 bottom, display panels also comprises show electrode 306, is arranged at the lower glass substrate 307 of show electrode 306 bottom, is arranged at the lower polaroid 308 of lower glass substrate, between public electrode 304 and show electrode 306, be wherein also provided with liquid crystal layer 305 and some TFT transistors (not indicating), be positioned at 308 of lower polaroid in the outside of display panels and be arranged with some backing structures, light source many employings light emitting diode (LED) or the cold-cathode fluorescence lamp (CCFL) of backlight provide light source by backing structure, light is by lower polaroid 308, lower glass substrate 307 to show electrode 306 and public electrode 304, the shape of liquid crystal is changed by the TFT transistor controlling to correspond to pixel cell, structure control image is shown on show electrode 306, optical filter 303 corresponds to each pixel cell, please simultaneously see Fig. 3, Fig. 5, in the upper surface first area of lower glass substrate 307, show electrode 306 is set, the upper surface second area of lower glass substrate 307 is provided with existing coil 309 ', these existing coils 309 ' are used as public electrode cabling Vcom and those public electrode cablings are annular, adopt the toroid winding compatibility of existing public electrode cabling Vcom to make NFC antenna coil can realize sharing, improve the space availability ratio of portable electron device, in specific implementation, the mode of time-division processing can be adopted to realize sharing, the intracellular signaling of public electrode is used at this toroid winding of first time period, as NFC antenna coil coupling and transmission NFC signal in the second time period.
Embodiment three
Refer to Fig. 3, Fig. 6, Fig. 3 is the side sectional view of the display panels composition structure of the utility model one embodiment; Fig. 6 be the utility model again an embodiment LCD plate portion composition structure vertical view.In Fig. 3, display panels comprises: upper polaroid 301, be arranged at the top glass substrate 302 of polaroid bottom, be arranged at the optical filter 303 of top glass substrate 302, be arranged at the public electrode 304 of optical filter 303 bottom, display panels also comprises show electrode 306, is arranged at the lower glass substrate 307 of show electrode 306 bottom, is arranged at the lower polaroid 308 of lower glass substrate, between public electrode 304 and show electrode 306, be wherein also provided with liquid crystal layer 305 and some TFT transistors (not indicating), be positioned at 308 of lower polaroid in the outside of display panels and be arranged with some backing structures, light source many employings light emitting diode (LED) or the cold-cathode fluorescence lamp (CCFL) of backlight provide light source by backing structure, light is by lower polaroid 308, lower glass substrate 307 to show electrode 306 and public electrode 304, the shape of liquid crystal is changed by the TFT transistor controlling to correspond to pixel cell, structure control image is shown on show electrode 306, optical filter 303 corresponds to each pixel cell, please simultaneously see Fig. 3, Fig. 6, in the upper surface first area of lower glass substrate 307, show electrode 306 is set, the upper surface second area of lower glass substrate 307 is provided with existing coil 309 ', these existing coils 309 ' are used as public electrode coil Vcom, the perimeter being surrounded on public electrode coil Vcom at second area increases coil 309 ' newly ', this newly-increased coil 309 ' ' be used for as NFC antenna coil, in the processing step of reality, public electrode coil and newly-increased NFC antenna coil is formed while forming show electrode 306, the newly-increased NFC antenna coil of respective shapes can be made according to the actual requirements.The material of NFC antenna coil is tin indium oxide (ITO, IndiumTinOxide), and the width of NFC antenna coil can adjust according to the requirement of the impedance in parameter specification.
Although the utility model discloses as above, the utility model is not defined in this.Any those skilled in the art, not departing from spirit and scope of the present utility model, all can make various amendment, and therefore protection domain of the present utility model should be as the criterion with claim limited range.
Claims (6)
1. be integrated with a display panels for NFC antenna, it is characterized in that, comprising:
Top glass substrate respect to one another and lower glass substrate;
NFC antenna, described NFC antenna is be arranged at the newly-increased cabling of top glass substrate and/or lower glass substrate or existing cabling.
2. be integrated with the display panels of NFC antenna as claimed in claim 1, it is characterized in that, described display panels also comprises the public electrode being arranged at top glass substrate lower surface; Described NFC antenna is the newly-increased cabling be looped around around described public electrode.
3. be integrated with the display panels of NFC antenna as claimed in claim 1, it is characterized in that, described display panels also comprises the show electrode being arranged at lower glass substrate upper surface; Described NFC antenna is the existing cabling be looped around around described show electrode.
4. be integrated with the display panels of NFC antenna as claimed in claim 1, it is characterized in that, described existing cabling is public electrode cabling.
5. be integrated with the display panels of NFC antenna as claimed in claim 1, it is characterized in that, described display panels also comprises the show electrode being arranged at lower glass substrate upper surface; Described NFC antenna is the newly-increased cabling be looped around around described show electrode.
6. be integrated with the display panels of NFC antenna as claimed in claim 1, it is characterized in that, the material of described NFC antenna is tin indium oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461026.6U CN204883110U (en) | 2015-07-01 | 2015-07-01 | Integrated liquid crystal display panel who has NFC antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461026.6U CN204883110U (en) | 2015-07-01 | 2015-07-01 | Integrated liquid crystal display panel who has NFC antenna |
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| CN204883110U true CN204883110U (en) | 2015-12-16 |
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| CN201520461026.6U Active CN204883110U (en) | 2015-07-01 | 2015-07-01 | Integrated liquid crystal display panel who has NFC antenna |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104991365A (en) * | 2015-07-01 | 2015-10-21 | 格科微电子（上海）有限公司 | Liquid crystal display panel integrated with NFC antenna and manufacturing method of same |
| CN108573676A (en) * | 2017-03-10 | 2018-09-25 | 英特尔公司 | Method and apparatus for integrating near-field communication aerial and display pixel activation wire |
| CN109075446A (en) * | 2016-01-29 | 2018-12-21 | 夏普株式会社 | Antenna equipment |
-
2015
- 2015-07-01 CN CN201520461026.6U patent/CN204883110U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104991365A (en) * | 2015-07-01 | 2015-10-21 | 格科微电子（上海）有限公司 | Liquid crystal display panel integrated with NFC antenna and manufacturing method of same |
| CN109075446A (en) * | 2016-01-29 | 2018-12-21 | 夏普株式会社 | Antenna equipment |
| CN108573676A (en) * | 2017-03-10 | 2018-09-25 | 英特尔公司 | Method and apparatus for integrating near-field communication aerial and display pixel activation wire |
| CN108573676B (en) * | 2017-03-10 | 2022-10-18 | 英特尔公司 | Method and apparatus for integrating near field communication antenna with display pixel activation lines |
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