导播机能接入多少个4G背包信号?

2025-03-25 11:29:43
推荐回答(2个)
回答1:

每个导播机可以连线 8 个背包,自由切换单路或多路背包的信号,也支持将导播机的音视频信号指定给一个或者若干个背包。

回答2:

当今社会手机已经成为人们生活中不可缺少的一部分,无论我们逛街买菜、背包上学、吃饭聚餐等等活动都会与手机形影不离。每到夜深人静的时候,躺在床上一手举着手机刷微博、看新闻、聊微信是很多人的真实写照。我们仿佛无论做什么都离不开手机,你想去旅游不用去火车站排队,直接可以用手机网上订票;你饿了想吃饭,直接团购一份又便宜又美味的外卖立刻送到楼下;你用手机刷着淘宝,双十一到了各个商家疯狂降价大促销;你想看新闻也不必守在电视机旁,而是直接打开各种新闻客户端,政治、军事、娱乐、科技等等内容尽收眼底。 这样的生活在十年前是难以想象的,虽然那个时候手机也可以上网,但是一个页面都可以加载十几秒的网速,让所有人都没有上网的欲望。而勤劳智慧的科学家们经过不断地技术升级之后,在2009年第一个4G试商用网络启用到现在,4G已经发展了6个年头了。而全中国的4G用户到目前为止仅有3亿,4G尚未普及,5G已经开始酝酿下一波浪潮了。 实际上早在2012年欧盟就已经成立了5G研究项目METIS(构建2020年信息社会的无线移动通信领域关键技术)。该项目由29个成员组成,其中不乏电信巨头爱立信、阿尔卡特朗讯、华为、诺基亚、西门子,也有非电信企业宝马集团、Anite、Elektrobit,还有十所大学和科研机构。 该项目制定的5G目标包括:在容量方面。5G通信技术将比4G实现单位面积移动数据流量增长1000倍,在这样一个信息爆炸的年代将会有更多的流量来承载信息;在传输速率方面,典型用户数据速率提高10~100倍,峰值传输速率达到10Gbps(4G为100Mbps),从此以后手机看视频再也不会卡顿;在可接入性方面可联网设备数目增加10~100倍,即使在鸟巢看演唱会,数万人同时联网也不会收不到信号;在可靠性方面,低功率设备的电池续航时间增加10倍,回家的理由不再会是给手机充电。 我们可以发现,5G通讯技术不仅仅是对网速的提升,他更注重的是用户体验。可以设想,未来的超高速传输为移动用户提供超高速数据网络接入;高密度人口地区任柯高质量的享受移动宽带服务;无论翻山越岭还是漂洋过海,随时随地确保用户移动在线;超可靠实时连接,确保用户和应用之间没有时延。届时,会出现机器间相互通信,如车联网,对车辆进行自动定位、导航,甚至自动驾驶;人机交互,如自动生物识别、利用传感器的远程医疗;人与人交互类型,如高速多媒体通信,终端可以进行3D投影视屏通话。 说了这么多美好愿景,让我们看一下实际发展现状,华为在2013年11月宣布,将在未来五年内投入6亿美元用于研发5G,2018年底前将致力于5G标准制定,2018年将率先与合作伙伴联合开通5G试商用网络,2019年完成互联互动测试,2020年正式商用。我想我们离5G的到来已经不远了。

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