Mobile device noise reduction technology analysis, Audience will step into the PC, Ultrabook and tablet PC market




Mobile device noise reduction technology analysis, Audience will step into the PC, Ultrabook and tablet PC market
Android Computex 2013 news smartphones

With mobile devices patterns shift, Audience also for noise reduction under a lot of effort.

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In view of the growing number of PC supports features such as voice recognition, intelligent voice and audio solutions at Computex 2013 processor vendors Audience international computer exhibition during the show’s first powered Audience technology ultra-thin portable laptop Ulrra-Portable PCs, and describes the Audience exclusive noise reduction technology.

In Android 4.2 Jelly Bean operating system, Audience also provides API, to facilitate the introduction of the software developer software, integrated services can bring noise reduction function.

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Audience main products are smartphones noise-canceling microphone, in which a new generation of earSmart eS325 advanced voice processing chip, has taken the lead used in Samsung GALAXY S 4 and LG Optimus G Pro Both smartphone.

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Early 2013 Audience also launched the first intelligent audio processing chip earSmart eS515, through a unique codec capability, a collection of high-performance stereo audio codec that can bring more high-quality voice, voice recognition and multimedia experience.

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earSmart series hit “hear clearly,” “right to understand”, “see true”; user during a voice call, Skype or video conferencing, can “hear” more clearly the contents of the conversation, in the use of speech recognition, they do not have to worry about interference from the surrounding environment, easily “, said” the contents of the system to receive, in the view of “see” multimedia video files, can also bring immersive experience.

In the voice part, Audience through a special three microphones, mobile devices to eliminate echo problems with UWB achieve noise suppression; and can voice through Audience Zoom Focus, bringing better quality reception.

Audience Zoom voice focus, is a directional feature, you can identify the direction from one voice; even more personal sound while recording, it can remove noise, clear recording vocal; however, Audience said they did not completely remove the background sound is to bring more natural radio performance, but can really hear the human voice more clearly.

Audience is earSmart series joined ASR Aaaist automatic speech recognition auxiliary function, you can reduce noise and retain speech characteristics, the wafer can be made to sound pre-treatment then sent to speech engine, while Audience also include Google, iFly, Microsoft and other co-speech engine to improve performance.

Noise reduction can be divided into a total of close and distance from the two kinds, Audience also owns two technologies, including games, remote control using remote technology, general phone for calls belongs to close; these two modes is mainly through software to automatically adjust, like in speakerphone mode, it will automatically become a distant whisper mode.

Audience participation is not the first time this international computer exhibition Computex, but for the first time introduced branched PC, Ultrabook, tablet PCs and other products; Audience said that with the computer interface from the command line, graphical user interface, to today’s touch, the future The trend is voice and gestures, speech denoising applications will become increasingly important.

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With mobile devices morphological changes, tablets may be used in various ways the front, back and side to use, no longer just a one-way voice transmission, the traditional PC is in front of the computer, turn device is not any good transmission, but Audience by Audience Zoom Voice focus technology that can transmit from all directions, more in line with consumer demand.

Audience Bart DeCanne vice president of marketing said: “Audience Through neuroscience, mimicking the state of human hearing, and then we need to record a voice; Audience chip currently has more than 150 models equipped with mobile devices, more than 300 million worldwide advanced voice processing chip . ”

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Improve sound quality while taking into account the low-power performance, Audience under the double effort, but on the Voice Wake up and voice recognition capabilities further, saying only that is being considered, but the inconvenience for comment.


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