CN106454589A - Two-core coaxial structural earphone line - Google Patents
Two-core coaxial structural earphone line Download PDFInfo
- Publication number
- CN106454589A CN106454589A CN201610880509.9A CN201610880509A CN106454589A CN 106454589 A CN106454589 A CN 106454589A CN 201610880509 A CN201610880509 A CN 201610880509A CN 106454589 A CN106454589 A CN 106454589A
- Authority
- CN
- China
- Prior art keywords
- coaxial configuration
- earphone cord
- core
- protective layer
- conductor
- 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
- 239000004020 conductor Substances 0.000 claims abstract description 48
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims description 52
- 239000011241 protective layer Substances 0.000 claims description 33
- 239000010410 layer Substances 0.000 claims description 32
- 229920006362 Teflon® Polymers 0.000 claims description 19
- 239000004809 Teflon Substances 0.000 claims description 18
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 claims description 11
- 229920011301 perfluoro alkoxyl alkane Polymers 0.000 claims description 11
- 229920009441 perflouroethylene propylene Polymers 0.000 claims description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 229920000098 polyolefin Polymers 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 239000004332 silver Substances 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims 2
- 229910052731 fluorine Inorganic materials 0.000 claims 2
- 239000011737 fluorine Substances 0.000 claims 2
- 241001124569 Lycaenidae Species 0.000 claims 1
- 235000014987 copper Nutrition 0.000 claims 1
- 229910052736 halogen Inorganic materials 0.000 claims 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 abstract 2
- 210000005069 ears Anatomy 0.000 abstract 1
- 230000004304 visual acuity Effects 0.000 abstract 1
- 230000008054 signal transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004017 vitrification Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1033—Cables or cables storage, e.g. cable reels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
Abstract
The invention discloses a two-core coaxial structural earphone line. The two-core coaxial structural earphone line comprises an external protection layer and two single-core coaxial structural cables; the single-core coaxial structural cables each comprise an internal conductor and an external conductor; an internal transparent insulation layer is wrapped outside the internal conductor; an external transparent insulation layer is wrapped outside the external conductor; the two same single-core coaxial structural cables are concentrically stranded to form a spiral structure; and the external protection layer is outside the spiral structure. According to the two-core coaxial structural earphone line disclosed by the invention, due to adoption of the two single-core coaxial structural cables, two core lines can be connected to a loudspeaker, and also can be connected to an acoustical controller; the use effect of the earphone line is the same as that of an earphone line having a four-core conductor; the appearance effect of the earphone line is the same as that of a general earphone line having a two-core conductor; furthermore, compared with a four-core line, the outside diameter of the two-core coaxial structural earphone line is small; therefore, the burden on ears of users when the earphone line is worn can be reduced; the use comfortable feel and the appearance fashion sense are improved; simultaneously, because a silver-plated oxygen-free copper wire is adopted, the conductor impendence of the earphone line is reduced by above 10%; and thus, the resolving power, the music detail sense and the layering sense are effectively improved.
Description
Technical field
A kind of the invention belongs to earphone field, more particularly it relates to two cores coaxial configuration earphone cord.
Background technology
With the development of personal communication devices, large high-definition screen, high-fidelity audio etc. wording has allowed mobile phone, panel computer
Become, Deng electronic product, the multi-medium intelligent terminal that we carry with.More people select to put on earphone and use when going out
The electronic product that carries with plays music, enjoys personal music space.And people are outside special for the profile of earphone, texture etc.
Levy and the tonequality of earphone, sound style etc. have different demands, the earphone cord carried by existing earphone is made according to its difference
Core is led with what demand needed to use varying number, if simply simple be used for listening to if, earphone cord only needs to connect speaker
Two core conductors, if needing on the basis of listening to allow earphone possess sound control function, then need to use with four
The earphone cord of core conductor, existing earphone cord is all to be wrapped in an external protection together using four cores to the use of four core conductors
Form earphone cord, if necessary to doing Vitrification management to earphone cord outer layer, quad intolerant to seeing, in disorder, and quad makes
Become earphone cord high cost, manufacture inconvenient；As sound control is all monolateral, will result in earphone cord is that two cores are
Four cores, the outward appearance of two earphone cords in left and right is inconsistent, and the line footpath of four core earphone cords is thicker, and when user is worn, ear can not relax
Clothes.And traditional earphone cord is constituted using some enamel-covered wires mostly, the Conductor Impedance of this enamel-covered wire is big, to sound
There is the situations such as distortion in transmission.
Content of the invention
The present invention proposes a kind of two cores coaxial configuration earphone cord, can accomplish that two heart yearns can connect by coaxial earphone cord
Loudspeaker, sound control can also be connect, the earphone line structure consistent so as to realize left and right, and can reduce when wearing ear is born
Load, raising tonequality.
The technical solution adopted in the present invention is：
A kind of two core coaxial configuration earphone cords, the earphone cord external protection and two single coaxial configuration cables, described
Single coaxial configuration cable includes inner conductor, external conductor, and the inner conductor is made up of some silver-plated oxygen-free copper-wires, institute
State silver-plated oxygen-free copper-wire by highly purified oxygen-free copper and to be plated in the silver coating on the oxygen-free copper surface and constitute；In the inner conductor
Be surrounded by interior transparent insulating layer, some for winding outside the interior transparent insulating layer silver-plated oxygen-free copper-wires are made
For external conductor, outer transparent insulating layer is surrounded by external conductor；Two same single coaxial configuration cables
Carry out concentric stranding and make helical form；The external protection is made up of protective layer one and protective layer two, at two after stranded
The single coaxial configuration cable is surrounded by the protective layer one, is surrounded by the protection in the protective layer one
Layer two.
Further, in the inner conductor, a diameter of 0.03～0.3mm of silver-plated oxygen-free copper-wire, core number are 1～30 core,
In the external conductor, a diameter of 0.03～0.3mm of silver-plated oxygen-free copper-wire, core number are 7～30 cores, two same lists
The lay of core coaxial configuration cable concentric stranding is 3.0～8.0mm.
Further, the interior transparent insulating layer adopt Teflon material, Teflon material be PTFE, FEP, PFA or
One kind in ETFE, the thickness of the interior transparent insulating layer is 0.02～0.5mm.
Further, the interior transparent insulating layer adopts PFA material.
Further, the outer transparent insulating layer adopt Teflon material, Teflon material be PTFE, FEP, PFA or
One kind in ETFE, the thickness of the outer transparent insulating layer is 0.02～0.5mm.
Further, the outer transparent insulating layer adopts ETFE material.
Further, the protective layer one adopts Teflon material, pvc material, polypropylene material, polyethylene material
One kind in material, halogen-free polyolefin material, wherein Teflon material can be the one kind in PTFE, FEP, PFA, ETFE.Described
The thickness of protective layer one is 0.03～0.5mm.
Further, the protective layer one adopts halogen-free polyolefin material.
Further, the material adopted by the protective layer two is Teflon material or the one kind in nylon material, described
The thickness of protective layer one is 0.03～0.3mm.
Further, the protective layer two adopts nylon material.
After technique scheme, the present invention adopts two single coaxial configuration cables, each single coaxial configuration line
With mutually isolation and coaxial inner conductor and external conductor in cable, two heart yearns can be accomplished by the earphone cord of coaxial configuration
Loudspeaker can be connect, it is also possible to sound control is connect, consistent with the using effect of the earphone cord with four core conductors.Integrally come from earphone cord
See, two single coaxial configuration cables are spirally mutually wrapped in the inside of external protection, make the effect that sees on surface be
Left and right is all the earphone cord of two cores, its structural strength consistent with the appearance of the general earphone cord with two core conductors
Can be higher, with higher pull resistance；Two core coaxial configuration earphone cord external diameters for quad are thin, it is possible to reduce wear
When burden to user ear, increase and use comfort；As the silver-plated oxygen-free copper-wire in the present invention adopts highly purified nothing
Oxygen copper, then does silver-plated process on the surface of oxygen-free copper and forms silver coating, can be effectively reduced Conductor Impedance so as to conductivity
Improve, while the outer layer in silver-plated oxygen-free copper adopts the materials such as Teflon, impedance during signal transmission, above two side can be reduced
Being used in combination for face can make silver-plated oxygen-free copper-wire reduce by more than 10% compared to the Conductor Impedance of enamel-covered wire, and signal transmission is more
Hurry up, the performance in terms of tonequality is that high parsing power is put forward, details sense and the stereovision of music is improved, becomes apparent from tone color.
Description of the drawings
Fig. 1 is the structural representation of two core coaxial configuration earphone cord of the present invention；
Fig. 2 is the schematic cross-section of two core coaxial configuration earphone cord of the present invention.
In figure：
Two 12- protective layer one of 10- external protection 11- protective layer；
In 20- single coaxial configuration cable 21- inner conductor 22-, transparent insulating layer 23- external conductor 24- is outer transparent
Insulator.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention is clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described.Following examples are only used for more clear
Chu's ground explanation technical scheme, and can not be limited the scope of the invention with this.
As depicted in figs. 1 and 2, the two core coaxial configuration earphone cords of the present invention, earphone cord includes external protection 10 and two
Single coaxial configuration cable 20, single coaxial configuration cable 20 include inner conductor 21, external conductor 23, if inner conductor 21 by
The silver-plated oxygen-free copper-wire composition of dry root, silver-plated oxygen-free copper-wire adopts highly purified oxygen-free copper, then does silver-plated place on oxygen-free copper surface
Reason, makes oxygen-free copper surface have silver coating, can effectively reduce the impedance of earphone cord, improves the tonequality of earphone cord, internally leads
A diameter of 0.03～0.3mm of silver-plated oxygen-free copper-wire in body 21, core number are 1～30 core, internally being surrounded by of conductor 21
Interior transparent insulating layer 22, the outside of interior transparent insulating layer 22 winds some silver-plated oxygen-free copper-wires as external conductor 23, outside
In conductor 23, a diameter of 0.03～0.3mm of silver-plated oxygen-free copper-wire, core number are 7～30 cores, wrap up in the outside of external conductor 23
Outer transparent insulating layer 24；Two same single coaxial configuration cables 20 are taken, concentric stranding is carried out, helical form is made, two
The lay of same 20 concentric stranding of single coaxial configuration cable is 3.0～8.0mm；External protection 10 by protective layer 1 and is protected
Sheath 2 11 constitutes, and is surrounded by protective layer 1 in two single coaxial configuration cables 20 after stranded, in protective layer
1 be surrounded by protective layer 2 11.
In the present embodiment, interior transparent insulating layer 22 and outer transparent insulating layer 24 all adopt Teflon material, Teflon material
Expect for the one kind in PTFE, FEP, PFA or ETFE, the thickness range of interior transparent insulating layer 22 and outer transparent insulating layer 24 is 0.02
～0.5mm；Specifically, interior transparent insulating layer 22 is preferred using PFA material, and outer transparent insulating layer 24 is preferred using ETFE material.
In the present embodiment, the protective layer 1 in external protection 10 using Teflon material, pvc material, poly- third
One kind in alkene material, polythene material, halogen-free polyolefin material, wherein Teflon material can be PTFE, FEP, PFA,
One kind in ETFE.The thickness of protective layer 1 is 0.03～0.5mm.Wherein, protective layer 1 adopts halogen-free polyolefin material
It is preferred.
In the present embodiment, the outer material for being adopted of protective layer 2 11 is Teflon material or the one kind in nylon material,
The thickness of the protective layer one is 0.03～0.3mm.Wherein, protective layer two adopts nylon material.
The present invention adopts two single coaxial configuration cables 20, has and mutually completely cut off in each single coaxial configuration cable 20
And coaxial inner conductor 21 and external conductor 23, can accomplish that two heart yearns can connect loudspeaker by the earphone cord of coaxial configuration,
Sound control can also be connect, consistent with the using effect of the earphone cord with four core conductors.From earphone cord on the whole, two singles are same
Axle construction cable 20 is spirally mutually wrapped in the inside of external protection 10, make the effect that sees on surface be left and right be all two
The earphone cord of core, consistent with the appearance of the general earphone cord with two core conductors, its structural strength also can be higher, has
Higher pull resistance；Two core coaxial configuration earphone cord external diameters for quad are thin, it is possible to reduce to user when wearing
The burden of ear, increases using comfort, fashionable appearance sense.
As the silver-plated oxygen-free copper-wire in the present invention adopts highly purified oxygen-free copper, then do on the surface of oxygen-free copper silver-plated
Process forms silver coating, can be effectively reduced Conductor Impedance so as to which conductivity is improved, while the outer layer in silver-plated oxygen-free copper is adopted
With materials such as Teflons, impedance during signal transmission can be reduced, above both sides is used in combination can make silver-plated oxygen-free copper
Line reduces by more than 10% compared to the Conductor Impedance of enamel-covered wire, and faster, the performance in terms of tonequality is to improve parsing to signal transmission
Power, improves details sense and the stereovision of music, becomes apparent from tone color.
In describing the invention, it should be noted that the orientation of instruction such as term " interior ", " outward " or position relationship are base
In orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than indicate or imply
The device of indication or element must be with specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
The restriction of invention protection content.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, the present invention are not limited to,
Although being described in detail to the present invention with reference to the foregoing embodiments, for a person skilled in the art, which still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic.
All any modification, equivalent substitution and improvement that within the spirit and principles in the present invention, is made etc., should be included in the present invention's
Within protection domain.
Claims (10)
1. a kind of two cores coaxial configuration earphone cord, it is characterised in that：The earphone cord external protection and two single coaxial configurations
Cable, the single coaxial configuration cable includes inner conductor, external conductor, and the inner conductor is by some silver-plated oxygen-free coppers
Line constitutes, and the silver-plated oxygen-free copper-wire by highly purified oxygen-free copper and is plated in the silver coating on the oxygen-free copper surface and constitutes；Institute
That states inner conductor is surrounded by interior transparent insulating layer, and some for winding outside the interior transparent insulating layer are described silver-plated
Oxygen-free copper-wire is surrounded by outer transparent insulating layer in external conductor as external conductor；Two same singles are same
Axle construction cable carries out concentric stranding and makes helical form；The external protection is made up of protective layer one and protective layer two, at two
The single coaxial configuration cable after stranded is surrounded by the protective layer one, wraps up in the outside of the protective layer one
The protective layer two.
2. two cores coaxial configuration earphone cord according to claim 1, it is characterised in that：Silver-plated described in the inner conductor
A diameter of 0.03～0.3mm of oxygen-free copper-wire, core number are 1～30 core, and described in the external conductor, silver-plated oxygen-free copper-wire is straight
Footpath is 0.03～0.3mm, core number is that 7～30 cores, the lay of two same single coaxial configuration cable concentric strandings is
3.0～8.0mm.
3. two cores coaxial configuration earphone cord according to claim 1, it is characterised in that：The interior transparent insulating layer is using special
Fluorine dragon material, Teflon material is the one kind in PTFE, FEP, PFA or ETFE, and the thickness of the interior transparent insulating layer is 0.02
～0.5mm.
4. two cores coaxial configuration earphone cord according to claim 3, it is characterised in that：The interior transparent insulating layer is adopted
PFA material.
5. two cores coaxial configuration earphone cord according to claim 1, it is characterised in that：The outer transparent insulating layer is using special
Fluorine dragon material, Teflon material is the one kind in PTFE, FEP, PFA or ETFE, and the thickness of the outer transparent insulating layer is 0.02
～0.5mm.
6. two cores coaxial configuration earphone cord according to claim 5, it is characterised in that：The outer transparent insulating layer is adopted
ETFE material.
7. two cores coaxial configuration earphone cord according to claim 1, it is characterised in that：The protective layer one adopts Teflon
One kind in material, pvc material, polypropylene material, polythene material, halogen-free polyolefin material, wherein Teflon material
It can be the one kind in PTFE, FEP, PFA, ETFE；The thickness of the protective layer one is 0.03～0.5mm.
8. two cores coaxial configuration earphone cord according to claim 7, it is characterised in that：The protective layer one is poly- using Halogen
Olefin material.
9. two cores coaxial configuration earphone cord according to claim 1, it is characterised in that：The material adopted by the protective layer two
Expect that for Teflon material or one kind in nylon material, the thickness of the protective layer one is 0.03～0.3mm.
10. two cores coaxial configuration earphone cord according to claim 9, it is characterised in that：The protective layer two adopts nylon
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610880509.9A CN106454589A (en) | 2016-10-09 | 2016-10-09 | Two-core coaxial structural earphone line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610880509.9A CN106454589A (en) | 2016-10-09 | 2016-10-09 | Two-core coaxial structural earphone line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106454589A true CN106454589A (en) | 2017-02-22 |
Family
ID=58172098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610880509.9A Pending CN106454589A (en) | 2016-10-09 | 2016-10-09 | Two-core coaxial structural earphone line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106454589A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106954114A (en) * | 2017-04-28 | 2017-07-14 | 吴世贵 | A kind of slide fastener In-Ear Headphones |
| CN107484056A (en) * | 2017-09-07 | 2017-12-15 | 追求电子科技（苏州）有限公司 | Natural torsion supra-aural earphone |
| CN107493533A (en) * | 2017-09-07 | 2017-12-19 | 追求电子科技（苏州）有限公司 | Earphone |
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| CN104112499A (en) * | 2014-07-03 | 2014-10-22 | 安徽江淮电缆集团有限公司 | Irradiation crosslinked fluorine polymer insulating light-weight high-temperature-resistant cable for aerospace |
| CN204423943U (en) * | 2015-03-02 | 2015-06-24 | 张滢钰 | A kind of strong insulation bending resistance shielded type cable |
| CN204792095U (en) * | 2015-06-17 | 2015-11-18 | 湖州久鼎电子有限公司 | Stretch -proofing earphone cord of high strength |
| CN206149460U (en) * | 2016-10-09 | 2017-05-03 | 追求电子科技（苏州）有限公司 | Two core coaxial configuration earphone cords |
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2016
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104008795A (en) * | 2014-06-04 | 2014-08-27 | 东莞市瀛通电线有限公司 | Elastic memory self-reset headset cable and manufacturing method thereof |
| CN104112499A (en) * | 2014-07-03 | 2014-10-22 | 安徽江淮电缆集团有限公司 | Irradiation crosslinked fluorine polymer insulating light-weight high-temperature-resistant cable for aerospace |
| CN204423943U (en) * | 2015-03-02 | 2015-06-24 | 张滢钰 | A kind of strong insulation bending resistance shielded type cable |
| CN204792095U (en) * | 2015-06-17 | 2015-11-18 | 湖州久鼎电子有限公司 | Stretch -proofing earphone cord of high strength |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106954114A (en) * | 2017-04-28 | 2017-07-14 | 吴世贵 | A kind of slide fastener In-Ear Headphones |
| CN107484056A (en) * | 2017-09-07 | 2017-12-15 | 追求电子科技（苏州）有限公司 | Natural torsion supra-aural earphone |
| CN107493533A (en) * | 2017-09-07 | 2017-12-19 | 追求电子科技（苏州）有限公司 | Earphone |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |
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| RJ01 | Rejection of invention patent application after publication |