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Kiem Tra Ban Phim - Rollover vs Anti-Ghosting

Lan ra soat cuoi 2026-04-27. Mo cong cu kiem tra ban phim de kiem tra ban phim trong trinh duyet - khong can cai ung dung.

Cau tra loi 30 giay. N-key rollover (NKRO) la so phim co the duoc giu cung luc va van duoc ghi nhan dung. Anti-ghosting la khac phuc lien quan giup chan cac lan bam ma khi nhieu phim vat ly duoc giu. Day la hai van de khac nhau: NKRO ve phim bi mat, ghosting ve phim du thua. Mot bai kiem tra ban phim trong trinh duyet hien thi ca hai - bam nhieu phim, xem cai gi duoc ghi nhan.

Ghosting thuc su la gi

Hau het ban phim gia re noi day cac phim trong mot ma tran - hang va cot duoc bo dieu khien quet. Khi ba phim o cac goc cua mot hinh chu nhat trong ma tran duoc giu, bo dieu khien co the doc mot phim thu tu o goc khong dung ma khong bao gio duoc bam. Phim thu tu do la "phim ma". Khac phuc la mach anti-ghosting (diot bo sung tren moi phim) hoac giao thuc quet khac; du cach nao, ban phim tu choi ghi nhan phim ma.

Cach kiem tra: giu ba phim cung hang va cot trong ma tran. WASD cong Q la bai kiem tra gaming chuan - tren ban phim co xu huong ghosting, giu W, A, S khi bam Q lam Q that bai hoac lam phim thu tu xuat hien. Tren ban phim anti-ghost dung, moi lan bam deu duoc ghi nhan dung.

Rollover nghia la gi

N-key rollover la mot dac ta ky thuat, khong phai vang mat that bai. NKRO co nghia moi phim duoc ghi nhan dung bat ke bao nhieu phim duoc giu cung luc. 6-key rollover (6KRO) co nghia toi 6 phim cong modifier duoc ghi nhan; lan bam thu 7 bi bo. 2KRO la dac ta re nhat va xuat hien tren ban phim gia ho - khoanh khac ban giu phim thu ba, moi thu hong.

De danh may, 2KRO la du - hau het moi nguoi khong giu ba phim cung luc. De gaming, NKRO la lua chon dung. De san xuat am nhac voi nhieu not dong thoi, NKRO la bat buoc.

Cach kiem tra trong trinh duyet

  1. Mo cong cu kiem tra ban phim. Moi phim vat ly hien ra tren ban phim man hinh.
  2. Giu WASD bang mot tay va phim cach bang tay kia. Bai kiem tra phai hien tat ca nam phim duoc to sang, tung cai.
  3. Bay gio giu WASD cong Shift, Ctrl va mot phim chu nhu Q cung luc. Phim modifier thuong co day ma tran rieng; viec nay kiem tra rang dau vao kieu gaming hoat dong.
  4. Tha; cac to sang phai bien mat. Phim van "bam" sau khi tha cho thay cong tac bi ket hoac van de debounce trong bo dieu khien.

Cai bai kiem tra trinh duyet khong kiem duoc

He dieu hanh nam giua ban phim va trinh duyet. Mot vai thu trinh duyet khong thay truc tiep:

  • Toc do bao cao USB. Ban phim bao cao o 125 Hz, 500 Hz hoac 1000 Hz. Trinh duyet thay su kien bam khi den, nhung khong do duoc khoang cach co y nghia o do phan giai do.
  • Tai anh xa phim phan cung. Mot so ban phim (Apple, gaming co bo nho onboard) tai anh xa phim o lop firmware. Trinh duyet thay phim da tai anh xa, khong phai phim vat ly.
  • Mat ket noi khong day. Bluetooth va song 2.4 GHz co the mat hoac lap lai phim khi co nhieu. Bai kiem tra hien thi loi ro rang nhung khong chan doan duoc song radio.

De xem cac bai kiem tra thiet bi khac xem device test checklist for remote work, hoac chay tung cai tai the device test tools hub.

Reviewed by the Free Tool Online editorial team · Tested in the current versions of Chrome, Firefox, Safari, and Edge before publishing. Your file is processed in your browser and never uploaded. Report a bug - we triage within 72 hours. · Last refreshed April 2026.

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