MEMS 麦克风如何在语音激活设计中辅助声音检测和关键词识别 发布日期：2020-04-23

使用具有低 SNR、高灵敏度和快速启动时间的 MEMS 麦克风来满足从智能扬声器到耳塞的 VUI 设计要求。

打造真无线健身耳穿戴设备—第 2 部分：音频处理 发布日期：2020-01-14

在健身耳穿戴设备中，使用兼具低功耗和丰富功能的先进音频编解码器，提供高音质和长电池使用寿命。

Image of Vesper's VM3000 Digital MEMS Microphone VM3000 数字 MEMS 麦克风 发布日期：2019-11-13

Vesper 的 VM3000 数字 MEMS 麦克风具有脉冲密度调制 (PDM) 输出，可在一条数据线上复用两个麦克风。

Image of Vesper's VM2020 Piezoelectric MEMS Microphone VM2020 压电式 MEMS 麦克风 发布日期：2019-11-01

Vesper 的 VM2020 超高 AOP、高动态范围压电 MEMS 麦克风非常适合室外和回声消除应用。

How to Reduce Power Consumption in Always-On Voice Interface Designs 发布日期：2019-09-18

Using specialized MEMS microphones and ultra-low-power microcontrollers, developers can greatly reduce the power needed for always-on voice interfaces.

High AOP Homepod speaker Demo
High AOP Homepod speaker Demo

This video will show Vesper's High AOP Homepod speaker.

Image of Vesper VM1010 ZeroPower Listening™ Piezoelectric MEMS Microphones VM1010 ZeroPower Listening™ 压电式 MEMS 麦克风 发布日期：2019-03-14

Vesper 的 VM1010 是一款低噪声单端模拟 MEMS 麦克风，具有声音唤醒模式，可提供超低功耗的不间断监听解决方案。

Image of Vesper VM1000 Piezoelectric MEMS Microphone VM1000 压电式 MEMS 麦克风 发布日期：2019-03-14

Vesper 的 VM1000 是一款低噪声、高动态范围的单端模拟输出压电式 MEMS 麦克风。

Design Parameters for ZeroPower Listening using VM1010

This Application Note will address the selection of design parameters to integrate Vesper’s VM1010 Wake on Sound (WoS) microphone with ZeroPower ListeningTM (ZPLTM) technology into always-on always listening systems.

Piezoelectric MEMS Microphone Assembly Guidelines

This Application Note is a reference for the best practices in the manufacturing process using Vesper Piezo MEMS Microphones.

SmartEverything and the Rise of the Microphone Array

Vesper’s microphones and microphone arrays, and their different uses in the SmartEverything age.

Voice Powered Hands-Free TV Remote

This white paper provides insight into Vesper's ZeroPower Listening™ (ZPL™) technology and emphasizes the importance of ultra-low power technologies to enable battery life savings in an always-listening system.

Adding Wake on Sound (WoS) to Amazon Tap

Vesper's always-on voice-control is already a standard feature in PCs, smartphones and now voice controlled smart speakers which double as home automation hubs.

Piezoelectric MEMS Microphones

This white paper will provide insight into microphone selection for far-field performance using the measurement data taken with Vesper’s piezoelectric microphones.

Using the VM1010 Wake-on-Sound Microphone and ZeroPower ListeningTM Technology

This application note describes how to use Vesper's VM1010 microphone and its Wake on Sound (WoS) mode.

Vesper’s Microphone
Vesper’s Microphone

Here’s how Vesper’s microphone works.

Vesper’s piezoelectric MEMS microphone works under water

Vesper’s piezoelectric MEMS microphone is fully operational when immersed in water. In fact, it can even work like a hydrophone so it can capture sounds that are otherwise impossible to record.

Save 10x Battery with Vesper’s Wake-on-Sound Dev Board for Voice-Activated Products

Vesper’s VM1010 piezoelectric MEMS microphone with ZeroPower Listening, DSP Group’s DBMD6 DSP, and Sensory’s keyword-detection algorithm – increases battery life from 8 hours in always-listening mode.

Vesper’s ZeroPower Listening Microphones Let Voice-activated Smart Devices Run for Months

Vesper’s always-listening piezoelectric MEMS microphones let battery-powered devices stay in wake-on-sound mode without draining the battery.

High-Speed Microphone Testing with Vespers Automated Handler

At Vesper, we built a handler to test thousands of microphones at once. Our microphones arrive in trays, which are fed into our fully-automatic handler. Each microphone is individually tested in a sealed acoustic chamber.