Ukuboniswa kwe-elekthronikhi kwe-LED kunamaphikiseli amahle, kungakhathalekile ukuthi usuku noma ubusuku, ilanga noma izinsuku zemvula,Ukuboniswa kwe-LEDUngavumela izilaleli zibone okuqukethwe, ukufeza isidingo sabantu sohlelo lokubonisa.
Ubuchwepheshe Bokutholwa Kwezithombe
Umgomo oyinhloko wokuboniswa kwe-elekthronikhi ye-LED ukuguqula amasiginali edijithali abe amasiginali wesithombe bese uwahambisa ngohlelo olukhanyayo. Indlela yendabuko ukusebenzisa ikhadi lokuthwebula ividiyo elihlanganiswe nekhadi le-VGA ukufeza umsebenzi wokubonisa. Umsebenzi oyinhloko wekhadi lokutholwa kwevidiyo ukufaka izithombe zevidiyo, futhi uthole amakheli enkomba we-line Frequency, imvamisa yensimu namaphoyiphu we-pixel nge-VGA, futhi uthole amasiginali edijithali ikakhulukazi ngokukopisha itafula lokubheka umbala. Ngokuvamile, isoftware ingasetshenziselwa ukuphindaphindwa kwangempela noma ukwebiwa kwe-Hardware, uma kuqhathaniswa nokwebiwa kwe-Hardware kusebenza kahle. Kodwa-ke, indlela yendabuko inenkinga yokuhambisana ne-VGA, okuholela emaphethelweni afiphele, ikhwalithi yesithombe esingesihle nokunye, ekugcineni kulimaza ikhwalithi yesithombe ye-elektroniki.
Ngokusekelwe kulokhu, ochwepheshe bezimboni bathuthukise ikhadi levidiyo elizinikezele i-JMC-LED, umgomo wekhadi ususelwa kumabhasi we-PCI usebenzisa i-VGA ye-VISTICS Accelerator ukukhuthaza okukodwa, futhi ukufeza idatha yevidiyo kanye nedatha yokuhambisana edlule kuxazululwe ngempumelelo. Okwesibili, ukutholwa kokutholwa kutholwa imodi yesikrini esigcwele ukuqinisekisa ukusebenza kahle kwe-angle yesithombe sevidiyo, ingxenye enqenqemeni ayisakalinganiswa, futhi isithombe singashukunyiswa futhi sithuthelwe ukuze sihlangabezane nezidingo zokudlala ezihlukile. Ekugcineni, imibala emithathu ebomvu, eluhlaza okotshani futhi eluhlaza okwesibhakabhaka ingahlukaniswa ngempumelelo ukuze ihlangabezane nezidingo zesikrini seqiniso sombala we-elekthronikhi.
2. I-Real Izithombe
Umgomo wesibonisi esigcwele sombala ogcwele uyafana nalokho kwethelevishini ngokuya ngokusebenza okubukwayo. Ngenhlanganisela ephumelelayo yemibala ebomvu, eluhlaza okotshani neluhlaza okwesibhakabhaka, imibala ehlukene yesithombe ingabuyiselwa futhi iphinde ikhiqizwe. Ubumsulwa bemibala emithathu ebomvu, oluhlaza okotshani futhi oluhlaza okwesibhakabhaka luzothinta ngqo ukukhiqizwa kombala wesithombe. Kumele kwaziwe ukuthi ukukhiqizwa kabusha kwesithombe akuyona inhlanganisela engahleliwe yemibala ebomvu, eluhlaza okotshani neluhlaza okwesibhakabhaka, kepha kudingeka isisekelo esithile.
Okokuqala, isilinganiso sokukhanya sokukhanya sokubomvu, okuluhlaza okuluhlaza okwesibhakabhaka kufanele kube sekusondele ku-3: 6: 1; Okwesibili, uma kuqhathaniswa neminye imibala emibili, abantu banokuzwela okuthile kokubomvu embonweni, ngakho-ke kuyadingeka ukusabalalisa ngokulinganayo ebomvu esikhaleni sokubonisa. Okwesithathu, ngoba umbono wabantu uphendula ijika elingabonakali lokuqina kokukhanya okubomvu, okuluhlaza okotshani nokuhlaza okwesibhakabhaka, kuyadingeka ukulungisa ukukhanya okukhishwe ngaphakathi kwe-TV ngokukhanya okumhlophe okukhanya okumhlophe okukhanya okumhlophe okukhanya okumhlophe okukhanya okumhlophe okukhanya okumhlophe okukhanya okumhlophe okunamandla okukhanya okumhlophe okunamandla amhlophe anokukhanya okumhlophe okunokukhanya okumhlophe okunamandla okukhanya okumhlophe. Okwesine, abantu abehlukene banamakhono ahlukile okulungiswa kombala ngaphansi kwezimo ezihlukile, ngakho-ke kuyadingeka ukuthola izinkomba zenhloso zokuzala kabusha imibala, okuvame kakhulu ngokulandelayo:
(1) Ama-wavelength abomvu, aluhlaza okotshani futhi oluhlaza okwesibhakabhaka kwakungu-660NM, 525NM no-470NM;
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(3) Izinga elimpunga lemibala emithathu eyinhloko lingama-256;
(4) Ukulungiswa kwe-nonlinear kumele kwamukelwe ukucubungula amaphikseli aholwa.
Uhlelo lokulawula olubomvu, oluhlaza okotshani nokuhlaza okwesibhakabhaka lungabonakala ngohlelo lwe-Hardware noma isoftware yokudlala uhlelo lokudlala.
3
Kunezindlela eziningana zokuhlukanisa i-Pixel Tube yamanje: (1) umshayeli we-Scan; (2) dc drive; (3) umthombo wamanje we-drive. Ngokuya ngezidingo ezihlukile zesikrini, indlela yokuthwebula yehlukile. Isikrini se-Indoor Lattice block, imodi yokuskena isetshenziswa ikakhulukazi. Kwisikrini sangaphandle se-pixel tube, ukuze kuqinisekiswe ukuqina nokucaca kwesithombe sayo, imodi yokushayela ye-DC kumele yamukelwe ukwengeza i-atrant yamanje kwidivayisi yokuskena.
I-LED yokuqala isetshenziswe kakhulu uchungechunge lwe-Low-Voltage Signal Series kanye nemodi yokuguqula, le modi inamalunga amaningi we-soler, izindleko eziphezulu zokukhiqiza, ukuthembeka okulwanele nokunye ukushiyeka, lokhu ukushiyeka kukhawulela ukuthuthukiswa kokuboniswa kwe-LED elekthronikhi esikhathini esithile. Ukuze uxazulule amaphutha angenhla we-LED electronic Display, inkampani e-United States yathuthukisa umjikelezo ohlanganisiwe wokuhlanganiswa, noma isifunda esilandelanayo sinezici ezilandelayo, i-Drayivu ehambisanayo ifinyelela ku-200ma, i-LED ngalesi sisekelo ingaqhutshwa ngokushesha; Ukubekezelelana okukhulu kwamanje nokuthambekela kwamandla, uhla olubanzi, ngokuvamile kungaba phakathi kokukhetha okuguquguqukayo okungu-5-15V; Ukukhishwa kwe-serial-parallel kwamanje kukhulu, ukuzungeza okukhona njengamanje nokukhipha kukhulu kune-4ma; Ijubane lokucubungula idatha esheshayo, elilungele umsebenzi wamanje wokubonisa umbala we-LED okhonjisiwe.
4. Ukukhanya kokulawula ubuchwepheshe be-D / T Conversion
Ukuboniswa kwe-elekthronikhi kwe-LED kwakhiwa amaphikseli amaningi azimele ngokuhlelwa nokuhlanganiswa. Ngokusekelwe esicini samaphikseli okuhlukanisa kusuka komunye nomunye, isibonisi se-elektroniki se-LED singakhulisa kuphela imodi yayo yokulawula yokulawula ekhanyayo ngezimpawu zedijithali. Lapho i-pixel ikhanyisiwe, isimo sayo esikhanyayo silawulwa yilo mlawuli, futhi liqhutshwa ngokuzimela. Lapho ividiyo idinga ukwethulwa ngombala, kusho ukuthi ukugqama nombala wephikseli ngalinye kudinga ukulawulwa ngempumelelo, futhi ukusebenza kokuskena kudingeka ukuze kuphothulwe ngokuvumelanisa ngesikhathi esibekiwe.
Eminye imibukiso ye-elekthronikhi enkulu ye-LED yakhiwa amashumi ezinkulungwane zamaphikseli, okukhulisa kakhulu ubunzima benqubo yokulawulwa kombala, ngakho-ke izidingo eziphakeme zibekwa phambili ekuhanjisweni kwedatha. Akukona iqiniso ukusetha d / a ngephikseli ngalinye kwinqubo yangempela yokulawula, ngakho-ke kuyadingeka ukuthola uhlelo olungakwazi ukulawula ngempumelelo uhlelo lwe-pixel oluyinkimbinkimbi.
Ngokuhlaziya umgomo wombono, kutholakala ukuthi ukugqama okumaphakathi kwe-pixel ikakhulukazi kuya ngesilinganiso saso esikhanyayo. Uma isilinganiso esikhanyayo silungiswa ngempumelelo kuleli phuzu, ukulawula okusebenzayo kokukhanya kungatholakala. Ukufaka lesi simiso kumibukiso ye-elekthronikhi ye-LED kusho ukuguqula amasiginali edijithali ezimaski wesikhathi, okungukuthi, ukuguqulwa phakathi kwe-D / a.
I-5. Ukwakhiwa kabusha kwedatha nokugcina ubuchwepheshe
Njengamanje, kunezindlela ezimbili eziphambili zokuhlela amaqembu wememori. Enye indlela yokuhlanganisa i-Pixel indlela, okungukuthi, wonke amaphuzu we-pixel esithombeni agcinwa emzimbeni owodwa wememori; Enye indlela yendiza encane, okungukuthi, wonke amaphuzu we-pixel esithombeni agcinwa kwimizimba yememori ehlukene. Umphumela oqondile wokusetshenziswa okuningi komzimba wesitoreji ukubona imininingwane ehlukahlukene yokufunda imininingwane ye-pixel ngasikhathi. Phakathi kwalezi zinhlaka ezimbili ezingenhla zesitoreji, indlela yendiza encane inezinzuzo eziningi, okungcono ekuthuthukiseni umphumela wokubonisa wesikrini se-LED. Ngokusebenzisa kabusha idatha yokwakhiwa kabusha kwedatha ukuze kufinyelelwe ukuguqulwa kwedatha ye-RGB, isisindo esifanayo esinamaphikseli ahlukile sihlangene futhi sibekwe esakhiweni sokugcina esiseduze.
I-6. I-ISP Technology ku-Logic Circuit Design
I-LED yendabuko ye-Electronic Display control Control Control Control iklanywe ngokuyinhloko umjikelezo wedijithali ojwayelekile, ovame ukulawulwa inhlanganisela yesekethe yedijithali. Kwezobuchwepheshe bendabuko, ngemuva kokuthi ingxenye yokwakhiwa komjikelezo isiqediwe, iBhodi yesekethe yenziwa kuqala, futhi izingxenye ezifanele zifakiwe futhi umphumela uyalungiswa. Lapho umsebenzi we-pagic we-circuity bogic awukwazi ukuhlangabezana nesidingo sangempela, kudinga ukukhumbula kuze kube yilapho ihlangabezana nomphumela wokusebenzisa. Kungabonakala ukuthi indlela yendabuko yendabuko ayigcini ngokuthola isilinganiso esithile esiphuthumayo, kepha futhi inomjikelezo wokuqamba isikhathi eside, okuthinta ukuthuthukiswa okusebenzayo kwezinqubo ezahlukahlukene. Lapho izingxenye zehluleka, ukulungiswa kunzima futhi izindleko ziphakeme.
Ngalesi sisekelo, kuvela ubuchwepheshe obuhlelekile bohlelo (ISP), abasebenzisi bangaba nomsebenzi wokushintsha okuphindaphindiwe izinhloso zabo zokwakheka nohlelo noma ezinye izingxenye, uhlelo lwedijithali ngesisekelo sobuchwepheshe obuhlelekile bohlelo luthatha ukubukeka okusha. Ngokwethulwa kobuchwepheshe obuhlelekile bohlelo, hhayi kuphela umjikelezo wokuqamba ofinyeziwe, kepha futhi ukusetshenziswa kwezakhi kuyandiswa kakhulu, ukulungiswa kwensimu kanye nemisebenzi yemishini eqondiwe yenziwe lula. Isici esibalulekile sobuchwepheshe obuhlelekile bohlelo ukuthi akudingeki ukuthi ubheke ukuthi ngabe idivaysi ekhethiwe inanoma yiliphi ithonya lapho kusetshenziswa isoftware yohlelo ukufaka i-logic. Ngesikhathi sokufaka, izakhi zingakhethwa ngentando, futhi noma izingxenye ezibonakalayo zingakhethwa. Ngemuva kokufakwa kokufakwa, ukuguqulwa kungenziwa.
Isikhathi sePosi: DEC-21-2022
