Essays about: "microphone thesis"

Showing result 1 - 5 of 105 essays containing the words microphone thesis.

  1. 1. Comparative analysis of contact and non-contact method for determining the natural frequencies of a bolted joint

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Malin Dyberg; Elvira Troillet; [2023]
    Keywords : ;

    Abstract : To ensure high assembly quality of components, a proper clamping force in bolted joints is essential. The existing tightening technology rely on torque and angle; however, this thesis proposes a method for obtaining the clamping force of a bolted joint based on measuring the natural frequencies. READ MORE

  3. 2. Loudspeaker-Room Correction of Conference Rooms

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Marcus Edmark; [2023]
    Keywords : Immersive audio signal processing; room acoustics; room correction; sound systems; conference rooms; Signalbehandling inom ljud; rumsakustik; rumskorrigering; högtalarsystem; konferensrum;

    Abstract : In this Thesis a study on the subject on how to improve the overall sound quality within a room using signal processing, played back using a loudspeaker, was conducted. This is a subject that has gained attention during the recent years, with more and more consumer and professional products including it. READ MORE

  4. 3. IoT - based Microseismic Detector

    University essay from Luleå tekniska universitet/Institutionen för system- och rymdteknik

    Author : Anton Lindgren; [2023]
    Keywords : IoT; accelerometer; microphone; BLE; embedded;

    Abstract : Rockfall, which is the detachment of rocks from a mountain, is a major hazard in the mining industry. To help combat this issue, this thesis aims to develop a sensor platform that is able to detect both the potential risk for rockfall and if any rocks do hit the ground. READ MORE

  5. 4. Design of auxiliary communication for audio between computers and DSPs : Programming and optimization of computational resources

    University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronik

    Author : Eriksson Janze Oscar; [2023]
    Keywords : DSP; Audio-communication; Auxiliary; AUX; phone connector; USB-audio; STM32; ADC; AD-converter; filterbank; hearing aid; signalprocessor; ljudkommunikation; ljudkabel; AUX; USB-ljud; STM32; hjälpmedel; ADC; analog-till-digital-omvandlare;

    Abstract : This thesis report is about designing a prototype and establishing audio communication between a computer and Digital Signal Processor (DSP) using two preamp circuits using both auxiliary and USB connection. The paper gives the reader an overview on how audio is transmitted from a computer, through the system and to the desired output. READ MORE

  6. 5. Gunshot Detection and Direction of Arrival Estimation Using Machine Learning and Received Signal Power

    University essay from Linköpings universitet/Institutionen för systemteknik

    Author : David Grahn; Timothy Cooper; [2023]
    Keywords : Direction of arrival; Machine Learning; Received signal power; Project Ngulia; Gunshot Detection; Poaching;

    Abstract : Poaching is a persistent issue that threatens many of earth’s species including therhino. The methods used by poachers are varied, but many use guns to carry outtheir illegal activities. Gunfire is extremely loud and can be heard for kilometres. READ MORE