CN106450033B - A kind of OLED display panel of narrow side mount structure - Google Patents

A kind of OLED display panel of narrow side mount structure Download PDF

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Publication number
CN106450033B
CN106450033B CN201610985208.2A CN201610985208A CN106450033B CN 106450033 B CN106450033 B CN 106450033B CN 201610985208 A CN201610985208 A CN 201610985208A CN 106450033 B CN106450033 B CN 106450033B
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CN
China
Prior art keywords
frame
conductive tape
metal routing
display panel
display area
Prior art date
Application number
CN201610985208.2A
Other languages
Chinese (zh)
Other versions
CN106450033A (en
Inventor
卢丹
王向前
朱修剑
Original Assignee
昆山国显光电有限公司
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Publication date
Application filed by 昆山国显光电有限公司 filed Critical 昆山国显光电有限公司
Priority to CN201610985208.2A priority Critical patent/CN106450033B/en
Publication of CN106450033A publication Critical patent/CN106450033A/en
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Publication of CN106450033B publication Critical patent/CN106450033B/en

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    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/50Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED]
    • H01L51/52Details of devices
    • H01L51/5237Passivation; Containers; Encapsulation, e.g. against humidity
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/50Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED]
    • H01L51/56Processes or apparatus specially adapted for the manufacture or treatment of such devices or of parts thereof
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L2251/00Indexing scheme relating to organic semiconductor devices covered by group H01L51/00
    • H01L2251/50Organic light emitting devices
    • H01L2251/53Structure

Abstract

The invention discloses a kind of OLED display panels of narrow side mount structure, frame region including display area and positioned at display area periphery, a wherein opposite frame in frame region is equipped with metal routing, cathode in display area is connect by anode with metal routing, the back side of display area is equipped with conductive tape, and the both ends of conductive tape are electrically connected with the both ends of the metal routing in two relative edge's frames respectively after bending.The present invention attaches conductive tape at the back side of OLED display panel, conductive tape is by the left and right sides Edge Bend to wherein one opposite frame of display panel, both ends of the conductive tape respectively with the metal routing being located on another opposite frame are electrically connected, conductive tape replaces the metal routing on a wherein opposite frame, so that frame region size is become narrower, improves the size of display area.

Description

A kind of OLED display panel of narrow side mount structure

Technical field

The present invention relates to OLED technology fields, in particular, being related to a kind of OLED display panel of narrow side mount structure.

Background technique

As shown in Figure 1, OLED luminescent panel includes display area 1 and frame region 2, frame region 2 include upper side frame 21, Lower frame 22, left frame 23 and left frame 24 are equipped with metal routing 3 in frame region, and the cathode 11 of display area 1 extends to a left side In frame 23 and left frame 24, wherein metal routing 3 is used to transmit signal to cathode 11, and external circuit is passed by metal routing The defeated electric current to OLED and screen body display brightness have direct relation, therefore in order to reduce impedance, metal routing 3 is usually wider, and encloses It is enclosed around display area one, especially for large-sized display equipment, line width occupies the half of frame, to occupy OLED The larger position on display frame periphery then increases the frame of OLED display.

Summary of the invention

Therefore, in order to reduce the frame size of OLED display panel, impedance is reduced, the present invention provides a kind of narrow frame knots The OLED display panel of structure.

A kind of OLED display panel of narrow side mount structure, the frame including display area and positioned at the display area periphery Region, the wherein opposite frame in the frame region are equipped with metal routing, and the cathode in the display area passes through sun Pole is connect with the metal routing, and the back side of the display area is equipped with conductive tape, and the both ends of the conductive tape are through rolling over It is electrically connected respectively with the both ends of the metal routing in two relative edge's frames after curved.

The frame region includes upper side frame, lower frame, left frame and left frame, and the metal routing is respectively arranged at institute It states in upper side frame and lower frame, the cathode in the display area is connect by anode with the metal routing, the conduction The both ends of adhesive tape are electrically connected with the both ends of the metal routing in the upper side frame and lower frame respectively after bending.

The conductive tape is covered in the blank back region of the display area by bonding.

The both ends bending part of the conductive tape is fixed with the left frame and left frame by dispensing respectively.

The upper and lower ends of conductive tape on the left frame and left frame are respectively formed a bulge-structure, described convex It plays structure and is located at the both ends of the upper side frame and lower frame, and be electrically connected with the metal routing.

The width of the bulge-structure is greater than the width of the metal routing.

The upper end of the conductive tape is flushed with the upper side frame.

The conductive tape is electricity conductive cloth tape.

Technical solution of the present invention has the advantages that

A. the present invention OLED display panel the back side attach conductive tape, conductive tape by display panel the left and right sides On Edge Bend to wherein one opposite frame, conductive tape is electrical with the both ends for the metal routing being located on another opposite frame respectively Connection, conductive tape replaces the metal routing on a wherein opposite frame, by the metal routing in being located on the same floor and periphery electricity Road is assigned in different layers, and has been pasted rear conductive tape and be located at the back side of display panel, in addition left and right side will not be occupied Frame makes frame region size become narrower, improves the size of display area.

B. the present invention increases strong after conductive tape is bent in the intersection dispensing at conductive tape Yu left and right side frame edge Degree;Meanwhile conductive tape, compared with the metal routing width dimensions in upper and lower side frame, conductive tape is more wider, guarantees in this way The end of metal routing is covered by conductive tape completely, simultaneously because the blank area at the conductive tape covering OLED display panel back side Domain ensure that metal routing transmits enough electric currents to the display area OLED, to guarantee display screen to reduce impedance Brightness.

Detailed description of the invention

It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of provided OLED display panel in the prior art;

Fig. 2 is the structural schematic diagram of OLED display panel provided in the present invention;

Fig. 3 is the structural schematic diagram of another OLED display panel provided in the present invention.

Description of symbols:

The display area 1-, 11- cathode;2- frame region, 21- upper side frame, 22- lower frame, 23- left frame, the right 24- Frame;3- metal routing;4- conductive tape, 41- bulge-structure.

Specific embodiment

Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.

As shown in Fig. 2, a kind of OLED display panel of narrow side mount structure provided by the present invention, including 1 He of display area Frame region 2 positioned at 1 periphery of display area, the wherein opposite frame in frame region 2 are equipped with metal routing 3, display Cathode in region 1 is connect by anode with metal routing 3, is equipped with conductive tape 4, conductive tape 4 at the back side of display area 1 Both ends after bending respectively with the both ends of the metal routing 3 in opposite frame be electrically connected.

The present invention OLED display panel the back side attach conductive tape, conductive tape by display panel left and right sides In bending to wherein one opposite frame, both ends of the conductive tape respectively with the metal routing being located on another opposite frame electrically connect It connects, and the middle part of conductive tape and left and right side frame overlap, conductive tape replaces the metal routing on a wherein opposite frame, by position Metal routing in same layer is assigned in different layers, and has pasted the back side that rear conductive tape is located at display panel, thus Left and right side frame will not be in addition occupied, frame region size is made to become narrower, improves the size of display area.

Embodiment 1

Frame region 2 in Fig. 2 includes upper side frame 21, lower frame 22, left frame 23 and left frame 24, and metal routing 3 divides It is not set in upper side frame 21 and lower frame 22, the cathode (not shown) in display area 1 is walked by anode and metal Line 3 connects, and the both ends of conductive tape 4 are overlapped with left frame 23 and left frame 24 respectively after bending, both ends respectively be located at The both ends of metal routing 3 in upper side frame 21 and lower frame 22 are electrically connected.Certainly, according to the side of different OLED display panels Mount structure, can also by metal routing 3 be arranged on left and right side frame, and by conductive tape replace upper and lower side frame in metal walk Line can make upper and lower side frame become narrower in this way.

Conductive tape 4 can be covered in the blank back region of display area 1 by bonding here, using what is be completely covered Structure or partial mulching structure type ensure that metal routing transmits enough electric currents and shows to OLED to reduce impedance Region, to guarantee the brightness of display screen.

Further, conductive tape 4 generates degumming phenomenon with left and right side frame in bending in order to prevent, and the present invention is in conduction The both ends bending part of adhesive tape 4 is fixed with left frame 23 and left frame 24 by dispensing respectively.

Embodiment 2

Unlike implementation 1, in the present embodiment above and below the conductive tape 4 being located on left frame 23 and left frame 24 Both ends are respectively formed a bulge-structure 41, as shown in figure 3, bulge-structure 41 is located at the both ends of upper side frame 21 and lower frame 22, and It is electrically connected with metal routing 3.

The width of bulge-structure 41 therein is greater than the width of metal routing 3.Metal in conductive tape and upper and lower side frame Trace width size is compared, and conductive tape is more wider, and the end of guarantee metal routing in this way is covered by conductive tape completely, together When ensure that metal routing passes to reduce impedance due to the white space at the conductive tape covering OLED display panel back side Defeated enough electric currents are to the display area OLED, to guarantee the brightness of display screen.

Preferably, the upper end of conductive tape 4 is flushed with upper side frame 21, and increases vertical direction on conductive tape 4 Mark line, the dotted line of the left and right sides, is aligned it with the outer side edges of left and right side frame, and the width of conductive tape as shown in Figure 3 It is wide compared with metal routing, guarantee that the end of metal routing is covered by conductive tape completely.

It is of course also possible to which a bulge-structure 41 is arranged in one end of left frame, one end setting one of frame is convex on the right Play structure 41;Or a bulge-structure 41 is respectively set at the both ends of left frame (or left frame), frame (or the left side on the right Frame) one end one bulge-structure 41 is only set;Here the setting quantity and position of structure 41 raised on frame are not limited System.

Conductive tape 4 provided by the present invention is the metal foil or conductive fabric of a kind of highly conductive gum of band, and the present invention is preferred Using electricity conductive cloth tape, the conductive shield performance and conductive fabric and the soft docile characteristic of adhesive tape of conductive fabric are combined, thereon Conductive gum and conductive base form complete electric conductor, the back side of display panel can be bonded in, with the metal on frame Cabling completes electrical bonding, has the advantages that frivolous and durable.

Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes still within the protection scope of the invention.

Claims (8)

1. a kind of OLED display panel of narrow side mount structure including display area (1) and is located at the display area (1) periphery Frame region (2), the wherein opposite frame in the frame region (2) are equipped with metal routing (3), the display area (1) cathode (11) in is connect with the metal routing (3), which is characterized in that the back side of the display area (1) is equipped with and leads Electric adhesive tape (4), the both ends of the conductive tape (4) after bending respectively with the metal routing (3) in the opposite frame Both ends be electrically connected.
2. the OLED display panel of narrow side mount structure according to claim 1, which is characterized in that the frame region (2) Including upper side frame (21), lower frame (22), left frame (23) and left frame (24), the metal routing (3) is respectively arranged at institute It states in upper side frame (21) and lower frame (22), the cathode (11) in the display area (1) and the metal routing (3) are even Connect, the both ends of the conductive tape (4) after bending respectively with the metal in the upper side frame (21) and lower frame (22) The both ends of cabling (3) are electrically connected.
3. the OLED display panel of narrow side mount structure according to claim 2, which is characterized in that the conductive tape (4) The blank back region of the display area (1) is covered in by bonding.
4. the OLED display panel of narrow side mount structure according to claim 3, which is characterized in that the conductive tape (4) Both ends bending part fixed respectively with the left frame (23) and left frame (24) by dispensing.
5. according to the OLED display panel of any narrow side mount structure of claim 2-4, which is characterized in that be located at the left side The upper and lower ends of conductive tape (4) on frame (23) and left frame (24) are respectively formed a bulge-structure (41), the protrusion Structure (41) is located at the both ends of the upper side frame (21) and lower frame (22), and is electrically connected with the metal routing (3).
6. the OLED display panel of narrow side mount structure according to claim 5, which is characterized in that the bulge-structure (41) Width be greater than the metal routing (3) width.
7. the OLED display panel of narrow side mount structure according to claim 6, which is characterized in that the conductive tape (4) Upper end flushed with the upper side frame (21).
8. the OLED display panel of narrow side mount structure according to claim 7, which is characterized in that the conductive tape (4) For electricity conductive cloth tape.
CN201610985208.2A 2016-10-31 2016-10-31 A kind of OLED display panel of narrow side mount structure CN106450033B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610985208.2A CN106450033B (en) 2016-10-31 2016-10-31 A kind of OLED display panel of narrow side mount structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610985208.2A CN106450033B (en) 2016-10-31 2016-10-31 A kind of OLED display panel of narrow side mount structure

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CN106450033B true CN106450033B (en) 2019-01-04

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2629381Y (en) * 2002-06-07 2004-07-28 精工爱普生株式会社 Electrooptical apparatus and electronic instrument
CN1828926A (en) * 2005-02-03 2006-09-06 三星Sdi株式会社 The organic light emitting display device
CN101996535A (en) * 2009-08-25 2011-03-30 精工爱普生株式会社 Electro-optical device and electronic apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10061356B2 (en) * 2011-06-30 2018-08-28 Samsung Display Co., Ltd. Flexible display panel and display apparatus including the flexible display panel

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2629381Y (en) * 2002-06-07 2004-07-28 精工爱普生株式会社 Electrooptical apparatus and electronic instrument
CN1828926A (en) * 2005-02-03 2006-09-06 三星Sdi株式会社 The organic light emitting display device
CN101996535A (en) * 2009-08-25 2011-03-30 精工爱普生株式会社 Electro-optical device and electronic apparatus

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Application publication date: 20170222

Assignee: Yungu (Gu'an) Technology Co., Ltd.|Bazhou Yungu Electronic Technology Co., Ltd.|Kunshan Institute of technology new flat panel display technology center Co., Ltd

Assignor: Kunshan Guo Xian Photoelectric Co., Ltd.

Contract record no.: X2019990000157

Denomination of invention: OLED display panel with narrow frame structure

Granted publication date: 20190104

License type: Common License

Record date: 20191031

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20191205

Address after: 510130 No.2 Xiangshan Avenue, Yongning Street, Zengcheng District, Guangzhou City, Guangdong Province (within the core area of Zengcheng economic and Technological Development Zone)

Patentee after: Guangzhou Guoxian Technology Co., Ltd

Address before: 215300, No. 1, Longteng Road, Kunshan Development Zone, Jiangsu, Suzhou, 4

Patentee before: Kunshan Guo Xian Photoelectric Co., Ltd.