He aha ngā TTV, te kopere, te warp, ā, me pēhea te ine?

'Rārangi Kōrero

1. Ngā Ariā Matua me ngā Inenga

2. Ngā Tikanga Ine

3.​​ Te Tukatuka Raraunga me ngā Hapa​​

4. Ngā Pānga o te Tukanga

I roto i te hangahanga haurua-ira, ko te matotoru ōrite me te papatahi o te mata o ngā angaanga he mea nui e pā ana ki te hua o te tukanga. Ko ngā tawhā matua pēnei i te Total Thickness Variation (TTV), te Bow (arcuate warpage), te Warp (global warpage), me te Microwarp (nano-topography) ka pā tika ki te tika me te pumau o ngā tukanga matua pēnei i te arotahi photolithography, te oro matū miihini (CMP), me te whakatakotoranga kiriata angiangi.

 

Ngā Ariā Matua me ngā Inenga

​​TTV (Rerekētanga Matotoru Katoa)

Ko te TTV e pā ana ki te rerekētanga matotoru mōrahi puta noa i te mata o te papa wafer katoa i roto i te rohe ine kua tautuhia Ω (kāore i te nuinga o te wā ka uru atu ki ngā rohe aukati taha me ngā rohe e tata ana ki ngā kokonga, ki ngā papatahi rānei). I roto i te pāngarau, ko te TTV = max(t(x,y)) – min(t(x,y)). E arotahi ana ki te ōritetanga o te matotoru ā-roto o te papa wafer, he rerekē ki te taratara o te mata, te ōritetanga o te kiriata angiangi rānei.
Piko

E whakaahua ana te kopere i te peka poutū o te pūwāhi wafer mai i te papa tohutoro kua whakauruhia he tapawhā iti rawa. Ko ngā uara pai, kino rānei e tohu ana i te piko whānui ki runga, ki raro rānei.

Wāwhati

Ka inehia e te Warp te rerekētanga mōrahi mai i te tihi ki te awaawa puta noa i ngā pūwāhi mata katoa e pā ana ki te papa tohutoro, e aromatawai ana i te papatahi whānui o te wafer i te āhua kore utu.

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Maikoro-whakapakari
Ka tirohia e te microwarp (te nanotopography rānei) ngā moroiti-ngaru o te mata i roto i ngā awhe roangaru ā-wāhi motuhake (hei tauira, 0.5–20 mm). Ahakoa te iti o te kaha, ka pā nui ēnei rerekētanga ki te hohonutanga o te arotahi o te lithography (DOF) me te ōritetanga o te CMP.
'
Anga Tohutoro Ine
Ka tatauhia ngā inenga katoa mā te whakamahi i tētahi pūtake ā-ira, arā, he papa iti rawa te tapawhā kua whakauruhia (papa LSQ). Ko ngā inenga matotoru me whakarite i ngā raraunga mata o mua me muri mā ngā taha papatahi, ngā kōhao, ngā tohu whakarite rānei. Ko te tātari moroiti he tātari ā-wāhi hei tango i ngā wāhanga motuhake ki te roangaru.

 

Ngā Tikanga Ine

1. Ngā Tikanga Ine TTV

  • ​​Whakaahuatanga Mata-Rua
  • Te Inenga Whakawhitiwhiti o Fizeau:Ka whakamahi i ngā tawhā whakararuraru i waenganui i te papa tohutoro me te mata o te papa. He pai mō ngā mata maeneene engari he iti noa iho i ngā papa piko nui.
  • Te Inenga Matawai Mārama Mā (SWLI):Ka ine i ngā teitei tuturu mā roto i ngā takai mārama iti-taurite. He whai hua mō ngā mata rite ki ngā takahanga engari he herenga nā te tere matawai ā-mīhini.
  • Ngā Tikanga Whakapūmau:Whakatutukihia te taumira iti-micron mā roto i ngā mātāpono o te pinhole, te marara rānei. He pai mō ngā mata taratara, mārama rānei, engari he puhoi nā te matawai i ia tohu.
  • Tapatoru Reera:He tere te urupare engari ka ngaro te tika i ngā rerekētanga o te whakaata o te mata.

 

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  • Hononga Tuku/Whakaata
  • Ngā Pūoko Pūngao Upoko-Rua: Ko te whakatakotoranga ōrite o ngā pūoko i ngā taha e rua e ine ana i te matotoru i te mea ko T = L – d₁ – d₂ (L = tawhiti tūāpapa). He tere engari he tairongo ki ngā āhuatanga rauemi.
  • Ellipsometry/Spectroscopic Reflectometry: Ka tātari i ngā taunekeneke o te māramatanga-matū mō te matotoru o te kiriata angiangi engari kāore e tika mō te TTV papatipu.

 

2. Te Ine i te Kopere me te Whanga

  • ​​Ngā Huinga Pūngao Maha-Tirohanga: Hopukia ngā raraunga teitei o te mara katoa i runga i te atamira e mau ana i te hau mō te hanga hou 3D tere.
  • ​​Whakaaturanga Mārama Hanganga: He whakaahua 3D tere-teitei mā te whakamahi i te whakaahua whatu.
  • ​​Interferometry NA-Iti​​: Mahere mata taumira teitei engari he tairongo ki te wiri.

 

3. Te Ine i te Moroiti

  • ​​Tātari Auautanga Mokowā:
  1. Whiwhi i te āhua o te mata he tino taumira.
  2. Tātaihia te mātotorutanga o te mana (PSD) mā te 2D FFT.
  3. Whakamahia ngā tātari whakawhiti-roopu (hei tauira, 0.5–20 mm) hei wehe i ngā roangaru matua.
  4. Tātaihia ngā uara RMS, PV rānei mai i ngā raraunga kua tātarihia.
  • ​​Whakatauira o te Chuck Korehau:Tāwhaihia ngā pānga kume o te ao tūturu i te wā e tā ana i te peita.

 

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​​Te Tukatuka Raraunga me ngā Pūtake Hapa​

Rerenga Mahi Tukatuka

  • TTV:Whakahāngaihia ngā taunga o te mata o mua/o muri, tatauhia te rerekētanga matotoru, ka tangohia ngā hapa pūnaha (hei tauira, te nekenekehanga wera).
  • 'Kopere/Whārangi:Whakauruhia te papa LSQ ki ngā raraunga teitei; Kopere = te toenga o te pūwāhi pokapū, Whā = te toenga tihi-ki-awaawa.
  • 'Ngāwariwari:Tātarihia ngā auau ā-wāhi, tatauhia ngā tatauranga (RMS/PV).

Ngā Pūtake Hapa Matua

  • Ngā āhuatanga taiao:Te wiri (he mea nui mō te ine irahiko), te aueue o te hau, te nekenekehanga wera.
  • Ngā Herenga o te Pūoko:Haruru wāhanga (whakawhitiwhiti), hapa whakatikatika roangaru (whakapūmautanga), urupare e pā ana ki ngā rauemi (pūngao).
  • Te Whakahaere i te Wafer:Te hē o te whakarārangi taha, ngā hapa o te wāhanga nekehanga i roto i te tuitui.

 

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Pānga ki te Hiranga o te Tukanga

  • Te tuhituhi:Ka whakaitihia te DOF e te microwarp ā-rohe, ka puta ai te rerekētanga CD me ngā hapa paparua.
  • CMP:Ko te kore taurite o te TTV tuatahi ka hua ake te pēhanga whakakanapa kore-taurite.
  • Tātaritanga ahotea:E whakaatu ana te whanaketanga o te kopere/te piko i te whanonga ahotea wera/mīhini.
  • Tākai:Mā te nui rawa o te TTV ka puta he āputa i roto i ngā atanga hononga.

 

https://www.xkh-semitech.com/dia300x1-0mmt-thickness-sapphire-wafer-c-plane-sspdsp-product/

Te Wafer Hapaira a XKH

 


Wā tuku: Hepetema-28-2025