‘免提’这个词主要用在通话上,作用就是可以不用手拿电话就能听到对方的声音,相当以把声音放大了。主要用在座机、手机、耳机、音箱等方面
免提模式 HFP ; HANDSFREE ; Hands-free profile
免提配置文件 Hands-Free Profile
免提电话 Speaker Phone ; hands free car kit ; hands-free telephone
免提通话 HFP ; Hands-Free Speakerphone
免提检测 HOOKDET ; HOOKDET Hook Detect
车载免提 Car Kit ; car hands-free ; hands-free
翻转免提 flip for speaker
免提装置 hands-free device
免提套件 HFK
IntroductionIn the applications of multimedia communication, real-time speech transmission and hand-free telephone conference, echo cancellation is essential to improve the speech quality.
引 言在基于IP网络的多媒体通信、因特网上的语音实时传输、电话会议及免提电话通信系统中,回声抵消技术对提高语音传输质量、通话质量方面发挥着不可或缺的重要作用。
参考来源 - 基于子带分解的共轭梯度自适应回声抵消算法研究Bluetooth technology is more and more demanded for those small-scale consumption terminal products to get off the inconvenience caused by the cables. Bluetooth Handsfree Car Kit which is introduced in the thesis is just one of them.
蓝牙技术越来越多地被应用于小型的消费类终端产品上,以摆脱电缆连接带来的种种不便,本论文介绍的蓝牙车载免提装置就是其中之一。
参考来源 - 基于蓝牙技术的双模车载免提设计·2,447,543篇论文数据,部分数据来源于NoteExpress
领夹式麦克风可免提操作。
即使使用“免提”设备,也会在令人担忧的程度上转移司机的注意力。
Even using a "hands-free" device can divert a driver's attention to an alarming extent.
他们还发现,使用免提设备的小组在执行任务时比不使用免提设备的小组多犯83%的错误。
They also found that the group using the hands-free kit made 83% more errors in their tasks than those who were not talking.
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