V2EX geofence

Geofence

定义 Definition

地理围栏;电子围栏:利用 GPS、蜂窝网络或 WiFi 等定位技术,在地图上设定一个“虚拟边界”。当设备/用户进入、离开或停留在该区域时,系统会触发特定动作(如推送通知、记录、限制访问或投放广告)。该词既可作名词,也常用于动词用法(to geofence)。

发音 Pronunciation

/diofns/

例句 Examples

The app sends me a notification when I enter the geofence around my office.
当我进入公司周围的地理围栏时,这个应用会给我发送通知。

By geofencing the stadium during the concert, the company targeted nearby users with timelimited offers while trying to respect locationprivacy settings.
通过在演唱会期间对体育场设置地理围栏,公司向附近用户投放限时优惠,同时尽量遵守位置隐私设置。

词源 Etymology

geo-(“地理的”,源自希腊语 ,意为“土地/大地”)+ fence(“篱笆/围栏”)。这是一个相对较新的科技复合词,在 2000 年代随着移动定位与位置服务普及而广泛使用,用来比喻“在现实空间中划出一圈看不见的边界”。

相关词 Related Words

文学与作品 Literary Works

该词属于现代位置技术术语,在经典文学中较少直接出现;更常见于当代科技写作、隐私议题非虚构作品、行业白皮书、产品文档与专利文本(常以 geofence/geofencing/geo-fence 形式出现),例如:

  • Apple Developer Documentation(Core Location:region monitoring/地理区域监测相关条目)
  • Google Ads Help(与位置定向、到店转化及地理围栏/地理围栏营销相关说明)
  • 美国与国际专利文献中以 “geofence/geofencing” 描述基于位置的触发与访问控制方案
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