May 14, 2019 Tso lus

Xiaomi 8 DC dimming los: OLED npo tsis ntsim qhov muag

Nag hmo tsaus ntuj, Xiaomi txawb xov tooj, tus software software department director   Xiaomi tau hais tias Xiaomi 8 DC dimming development version tom ntej no lub limtiam, qhov ntxov tshaj plaws lub lim tiam no, tsis txiav txim tawm tus neeg tsim txoj cai code yuav muaj me ntsis kev sib txawv.

Raws li Wang Teng lub dhau los daim ntawv qhia, tam sim no muaj peb zaug DC dimming hardware solutions:

 

1. Tsau qhov screen dimming qib rau lub teeb ci hom switching ntawm, kom ntseeg tau tias qhov screen PWM dimming mechanism tsis triggered, thiab ces adopting lub Qualcomm platform lub pcc + dither tswvyim kom cov xim tawm cov ntaub ntawv rau qhov kev ntsuam xyuas tus screen zaub nyhuv ntau li ntau tau. Tus nqi, ua kom tiav cov nyom ntawm kev txo qhov ci ntsa iab.

 

2, npo npo dimming qib rau brightness hom switching ntawm, los xyuas kom meej tias qhov screen PWM dimming mechanism tsis triggered, thiab ces hloov cov alpha channel piav saum toj no, hauv HWC hardware module, los ntawm kev ntxiv ib daim npog + dither kua nrog adjustable transparency, Hloov cov xim grayscale tus nqi tso tawm rau qhov kev tshuaj ntsuam kom txo tau qhov ci ntawm qhov screen

 

3, tseev npo dimming qib rau brightness hom switching ntawm, kom paub meej tias qhov screen PWM dimming mechanism tsis triggered, siv ib tug sab nraud zaub nti, thaum txav qhov screen zaub nyhuv ntau li ntau tau, compressing grayscale tus nqi ntawm cov ntaub ntawv tso zis rau qhov kev tshuaj ntsuam, ua kom tau qhov kev txav ntawm kev txo qhov ci ntsa iab.

 

Xiaomi tus tshiab DC dimming kua kuj siv lub sijhawm ua kom pom meej, uas siv cov kev sib txuas ntawm cov tub ntxhais hluas thiab kev tsim tus kheej ua kom muaj qhov tseeb "kho qhov tseeb" DC dimming daws nyob rau hauv tus tsav tsheb IC ntawm OLED. Nws tuaj yeem raug pom los ntawm daim duab uas tus phooj ywg sib txawv ntawm peb lub, thiab xim yog ntau lub pob tshab nyob rau hauv qis qis.

 


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