{"id":943,"date":"2025-09-15T14:05:49","date_gmt":"2025-09-15T05:05:49","guid":{"rendered":"https:\/\/acoustic-measurement.com\/?post_type=technology&#038;p=943"},"modified":"2025-08-26T14:16:59","modified_gmt":"2025-08-26T05:16:59","slug":"automated-acoustic-testing-for-wireless-communication-modules","status":"publish","type":"technology","link":"https:\/\/acoustic-measurement.com\/en\/technology\/automated-acoustic-testing-for-wireless-communication-modules\/","title":{"rendered":"Automated Acoustic Testing for Wireless Communication Modules \u2014 AEB \u00d7 HBK System for Bluetooth Mics, Headsets, and Voice Devices \u2014"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Introduction: Ensuring Output and Input Quality in Voice Devices<\/h2>\n\n\n\n<p>Wireless microphones, Bluetooth speakers, intercom modules\u2014these voice-related products all require <strong>acoustic performance verification at shipment<\/strong>.<br>However, their wireless nature introduces unique challenges that make <strong>traditional wired acoustic testing impractical<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Common Issues in Wireless Audio Product Testing<\/h2>\n\n\n\n<ul start=\"1\" class=\"wp-block-list\">\n<li><strong>1. Noise intrusion and room reflections cause false readings<\/strong><\/li>\n\n\n\n<li>2. <strong>Microphone\/speaker position shifts lead to unstable results<\/strong><\/li>\n\n\n\n<li><strong>3. Signal delay or disconnection disrupts test repeatability<\/strong><\/li>\n<\/ul>\n\n\n\n<p>To overcome these, Moritani offers an integrated system using <strong>AEB (Anechoic Box) + HBK instruments + communication control modules<\/strong> for fully automated acoustic testing.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">System Configuration: AEB \u00d7 HBK \u00d7 Communication Controller<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"tableSmall\"><thead><tr><th>Component<\/th><th>Function<\/th><\/tr><\/thead><tbody><tr><th>Acoustic Environment<\/th><td>AEB (Anechoic Box): Small free-field enclosure with high sound isolation<\/td><\/tr><tr><th>Source<\/th><td>HBK calibrated speaker: Sends test signals to DUT microphones<\/td><\/tr><tr><th>Microphone<\/th><td>HBK Free-Field Mic: Captures DUT speaker output<\/td><\/tr><tr><th>Control Interface<\/th><td>Bluetooth command triggers, signal routing, loopback checks<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>All data is analyzed in real-time using <strong>PULSE software<\/strong>, enabling live FFT monitoring and pass\/fail judgment logic.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Use Ca<strong><strong>ses<\/strong><\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"tableSmall\"><tbody><tr><th>Bluetooth microphone<\/th><td>TX\/RX acoustic validation<\/td><\/tr><tr><th>Wireless earbuds<\/th><td>Left\/right channel balance &amp; internal noise analysis<\/td><\/tr><tr><th>Headsets<\/th><td>Full duplex call quality testing (distortion, delay, noise)<\/td><\/tr><tr><th>Smart intercom modules<\/th><td>Voice command recognition and response loop testing<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Why AEB Is the Right Choice<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Isolated environment ensures only transmitted audio is measured<\/strong><\/li>\n\n\n\n<li><strong>Free-field design absorbs minor alignment variation<\/strong><\/li>\n\n\n\n<li><strong>HBK integration allows automated, logged OK\/NG judgments<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Combined with a proper trigger and Bluetooth controller, <strong>wireless testing becomes as stable as wired inspection<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Customization and Consultation<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tailored AEB designs for wireless modules<\/li>\n\n\n\n<li>HBK speaker\/mic setup optimization based on product specs<\/li>\n\n\n\n<li>Trigger control and loopback integration support<\/li>\n\n\n\n<li>Mass production line and development lab deployment<\/li>\n<\/ul>\n\n\n\n<p>\u25b6 <strong>[<a href=\"https:\/\/acoustic-measurement.com\/en\/contact\/\"><strong><strong>Contact Moritani for Wireless Testing Solutions<\/strong><\/strong><\/a>]<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Introduction: Ensuring Output and Input Quality in Voice Devices Wireless microphones, Bluetooth speakers, intercom modules\u2014these voice-related products all require acoustic performance verification at shipment.However, their wireless nature introduces unique challenges that make traditional wired acoustic testing impractical. Common Issues in Wireless Audio Product Testing To overcome these, Moritani offers an integrated system using AEB (Anechoic [&hellip;]<\/p>\n","protected":false},"featured_media":0,"parent":0,"template":"","solution_cat":[4],"class_list":["post-943","technology","type-technology","status-publish","hentry","solution_cat-tax_aeb","en-US"],"acf":[],"_links":{"self":[{"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/technology\/943","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/technology"}],"about":[{"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/types\/technology"}],"wp:attachment":[{"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/media?parent=943"}],"wp:term":[{"taxonomy":"solution_cat","embeddable":true,"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/solution_cat?post=943"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}