V2EX test pattern

Test Pattern

释义 Definition

test pattern测试图样/测试图(电视、显示器或视频系统的校准图像),用于检查与调整画面质量,如清晰度、色彩、对比度、几何失真与信号稳定性等。

发音 Pronunciation

/tst ptrn/

例句 Examples

The technician displayed a test pattern to check the monitor.
技术员显示了一张测试图来检查显示器。

Before the broadcast, engineers ran a test pattern to calibrate color and ensure the signal was stable across all regions.
在播出前,工程师运行测试图样来校准色彩,并确保信号在各地区都稳定。

词源 Etymology

test 来自拉丁语 testum(“坩埚/试验用器具”),引申为“检验、测试”;pattern 来自中古法语 patron(“样板、模板”),表示“范例/图样”。合起来 test pattern 指“用于测试与校准的标准图样”,在电视与视频工程领域中尤为常见(例如彩条、网格、灰阶等)。

相关词 Related Words

文学作品 Literary Works

  • David Foster Wallace《Infinite Jest》(书中涉及电视画面与媒介细节时出现过与“测试图样/测试画面”相关的描写)
  • Don DeLillo《White Noise》(在描写电视与日常媒介景观时,常出现类似“屏幕噪声/测试画面”意象)
  • William Gibson《Pattern Recognition》(虽主题更偏“图样/识别”,但也涉及影像与媒介语境中“图样/画面作为信号”的表达,读者常会在相关语境看到 test pattern
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