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Definiciones de Yealink

Acrónimos y términos explicados

Yealink explora las explicaciones simplificadas de Yealink de los términos comunes de comunicación empresarial con respecto a la aplicación de tres dispositivos de comunicación principales, teléfonos IP, equipos de videoconferencia y auriculares que funcionan con Microsoft, Zoom y otros sistemas, en el trabajo empresarial.

¿Qué es una cámara de vídeo 4k?

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La cámara de video 4K es un tipo de cámara diseñada para capturar contenido de video con una resolución de 4K, que generalmente se refiere a una resolución horizontal de alrededor de 4000 píxeles. La resolución 4K más común que se usa para videos es 3840 x 2160 píxeles (a menudo denominada Ultra HD o UHD), que es cuatro veces la cantidad de píxeles de Full HD (1920 x 1080).


A continuación se muestran algunas características y aspectos clave de las cámaras de vídeo 4K:


1. Resolución

Como se mencionó, las cámaras de video 4K capturan videos con una resolución de 3840 x 2160 píxeles, lo que proporciona gran detalle y claridad.


2. Tamaño del sensor

Estas cámaras suelen tener sensores más grandes en comparación con las cámaras de menor resolución, lo que puede resultar en un mejor rendimiento con poca luz y una menor profundidad de campo.


3. Velocidad de cuadros

Muchas cámaras 4K admiten varias velocidades de cuadro, incluidas 24 fps, 30 fps e incluso velocidades de cuadro más altas, como 60 fps o 120 fps, que se pueden usar para efectos de cámara lenta.


4. Formatos de vídeo

Suelen ofrecer diferentes formatos de vídeo, como H.264 o H.265 (HEVC), y pueden soportar códecs profesionales como ProRes o DNxHR.


5. Medios de grabación

Según el modelo, estas cámaras pueden grabar en tarjetas SD, tarjetas CFast o unidades de estado sólido (SSD) internas.


6. Conectividad

Características como salida HDMI, puertos USB, Wi-Fi y conectividad Bluetooth son comunes, lo que permite la conexión directa a monitores, grabadoras externas o transmisión inalámbrica.


7. Controles e interfaces

La mayoría de las cámaras 4K vienen con controles e interfaces avanzados, incluidas pantallas táctiles, botones personalizables y opciones de control remoto.


8. Duración de la batería

Dependiendo del modelo, la duración de la batería puede variar, pero muchas cámaras 4K están equipadas con baterías recargables que proporcionan varias horas de tiempo de grabación.


9. Características adicionales

Algunos modelos incluyen estabilización de imagen incorporada, enfoque máximo, patrones de cebra y otras herramientas para ayudar con la toma de fotografías.


Las cámaras de video 4K se utilizan ampliamente en la realización de películas profesionales, transmisión televisiva, videoconferencias, salas de reuniones, videografía de eventos y por creadores de contenido que necesitan imágenes de alta calidad para plataformas en línea como YouTube y Vimeo.




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