{"id":258020,"date":"2025-11-28T12:27:29","date_gmt":"2025-11-28T03:27:29","guid":{"rendered":"https:\/\/www.kazu-technica.co.jp\/?page_id=258020"},"modified":"2026-03-18T17:59:15","modified_gmt":"2026-03-18T08:59:15","slug":"telecom","status":"publish","type":"page","link":"https:\/\/www.kazu-technica.co.jp\/en\/solution\/telecom\/","title":{"rendered":"Development of Wireless Communication Equipment"},"content":{"rendered":"\r\n<section class=\"\" data-delay=\"25\">\r\n<div>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<p class=\"mb-3\">Our company originated in the development of wireless communication devices. Building on our advanced wireless technologies and extensive expertise in electrical, mechanical, and software design, we deliver reliable development solutions to meet a wide range of technical requirements.<\/p>\r\n\r\n<div class=\"row row-cols-1 row-cols-md-1 row-cols-lg-3 g-1 mb-3\" id=\"telecom__nav\">\r\n<div class=\"solution-nav__item\"><a href=\"#section-01\"><span>Wireless <br>Technology<\/span><\/a><\/div>\r\n<div class=\"solution-nav__item\"><a href=\"#section-02\"><span>Electrical Design \/ Evaluation<\/span><\/a><\/div>\r\n<div class=\"solution-nav__item\"><a href=\"#section-03\"><span>Mechanical Design \/ Evaluation<\/span><\/a><\/div>\r\n<\/div>\r\nThese products are also the result of our integrated technological capabilities.\r\n<\/div>\r\n\r\n<\/div>\r\n<\/section>\r\n\r\n\r\n\r\n<section class=\"\" data-delay=\"25\" id=\"section-01\">\r\n\r\n<div class=\"mb-3\">\r\n<h2 class=\"mb-5\"><div><div class=\"section__title--en has-animation animation-ltr\" data-delay=\"5\"><p class=\"\">wireless technology<\/p><\/div><\/div><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">\u7121\u7dda\u6280\u8853<\/p><\/div><\/div><\/h2>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<p class=\"mb-3\">Wireless technology represents the core competency of KAZU technica<br>\r\nWireless technology plays a vital role in everyday life through IoT and M2M applications, utilizing cellular networks, Wi-Fi, and other communication systems. Creating everyday convenience and seamless experiences through such wireless innovation is one of our core strengths.\r\n<\/p>\r\n\r\n<p class=\"mb-3\">We select the optimal wireless communication method from a wide range of frequency bands, including Wi-Fi, 920 MHz, 4G, and 5G, considering coverage range, throughput, cost, and other factors. Based on customer requirements such as installation environment, data volume, and transmission intervals, we conduct thorough evaluation, design, and development to deliver the most suitable solution.\r\n<\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n<div class=\"mb-3\">\r\n<h3 class=\"mb-4\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">Development Track Record<\/p><\/div><\/div><\/h3>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<p class=\"mb-3\">Many of the products we have designed and developed are actively contributing to society and everyday life. Focusing primarily on custom-made solutions, we support products that require strict standards and certification tests such as non-combustibility, as well as specialized antenna products, with production starting from very small lot.<\/p>\r\n<\/div>\r\n\r\n<div class=\"has-animation fade-up\">\r\n<ul class=\"mb-3\">\r\n<li>IoT module<\/li>\r\n<li>Next-generation antenna (5G)<\/li>\r\n<li>2.5 GHz Bidirectional Dual-polarized Shared Antenna (with Built-in Splitter)<\/li>\r\n<li>Wi-Fi Equipment for Railway Applications (Onboard, Platform, and Tunnel Environments)<\/li>\r\n<li>Railway Wireless Communication Repeater Equipment<\/li>\r\n<li>Field Tester (Radio Signal Measurement Device for Smart Meter Site Surveys)<\/li>\r\n<\/ul>\r\n<\/div>\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<div class=\"row row-cols-2 row-cols-md-3 g-4\">\r\n<div><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-01.jpg?20250314\"><\/div><div class=\"solution__caption\">Railway On-board Communication Equipment<\/div><\/div>\r\n<div><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-02.jpg\"><\/div><div class=\"solution__caption\">\u201cWi-Fi Antenna for Communication Equipment<br><small>(Compliant with Non-Combustibility Test by the Japan Railway Rolling Stock &#038; Machinery<\/small><\/div><\/div>\r\n<div><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-03.jpg\"><\/div><div class=\"solution__caption\">Specified Low-Power Radio Equipment (2.4 GHz-Band Wireless Module)<\/div><\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n<\/div>\r\n\r\n\r\n\r\n<div class=\"mb-3\">\r\n<h3 class=\"mb-4\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">Development environment<\/p><\/div><\/div><\/h3>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<div class=\"row g-3\">\r\n<div class=\"col-md-6\"><p class=\"mb-3\">We also own an in-house anechoic chamber for conducting evaluation tests, as well as simulation facilities to verify wireless performance prior to development.<\/p>\r\n<\/div>\r\n\r\n\r\n<div class=\"col-md-3\"><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-04.jpg\"><\/div><div class=\"solution__caption\">anechoic chamber<\/div><\/div>\r\n<div class=\"col-md-3\"><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-05.jpg\"><\/div><div class=\"solution__caption\">simulation<\/div><\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n<\/div>\r\n<\/section>\r\n\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\"><hr class=\"basic\"><\/div>\r\n\r\n\r\n\r\n<section class=\"\" data-delay=\"25\" id=\"section-02\">\r\n\r\n\r\n<section class=\"mb-5\">\r\n<h2 class=\"mb-5\"><div><div class=\"section__title--en has-animation animation-ltr\" data-delay=\"5\"><p class=\"\">Electrical design<\/p><\/div><\/div><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">\u96fb\u6c17\u8a2d\u8a08<\/p><\/div><\/div><\/h2>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100 mb-5\">\r\n<p class=\"mb-3\">We handle a wide range of processes, from circuit design to PCB design and performance evaluation, at any phase of development.<\/p><\/div>\r\n\r\n\r\n\r\n\r\n<section class=\"mb-3\">\r\n<h3 class=\"mb-4\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">Circuit and PCB design<\/p><\/div><\/div><\/h3>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<p class=\"mb-3\">We provide comprehensive design support for the entire system, including power supply, audio, control, high-frequency, and antenna circuits, in accordance with your specifications.<br>\r\nThis has been one of our core businesses since the company was founded, and it remains our area of greatest expertise.<br>\r\nWe can design, prototype, and mass-produce products entirely in-house, tailored to meet our customers\u2019 specific needs.<\/p><\/div>\r\n\r\n\r\n\r\n<\/div>\r\n\r\n\r\n\r\n\r\n\r\n\r\n<\/section>\r\n\r\n\r\n\r\n\r\n<h2 class=\"mb-5\"><div><div class=\"section__title--en has-animation animation-ltr\" data-delay=\"5\"><p class=\"\">Electrical evaluation<\/p><\/div><\/div><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">\u96fb\u6c17\u8a55\u4fa1<\/p><\/div><\/div><\/h2>\r\n\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<div class=\"row g-4\">\r\n<div class=\"col-md-7\"><p class=\"mb-3\">We not only evaluate products that we have designed and developed in-house, but also those designed by our customers.<br>\r\nBased on the design requirements and specifications, we conduct a wide range of evaluations, including circuit verification and reliability testing.<\/p><\/div>\r\n\r\n<div class=\"col-md-5\"><p class=\"mb-3\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-09.jpg\"><\/p><\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n<section class=\"mb-3\">\r\n<h3 class=\"mb-4\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">Design verification<\/p><\/div><\/div><\/h3>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<p class=\"mb-5\">We verify at the board level whether the prototype operates in accordance with the required specifications, evaluating each functional block individually.<br>\r\nWe perform evaluations of fundamental circuit operations such as AC and DC characteristics, as well as safety tests including short-circuit testing.<\/p><\/div>\r\n\r\n\r\n<\/section>\r\n\r\n\r\n<section class=\"mb-3\">\r\n<h3 class=\"mb-4\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">Reliability evaluation<\/p><\/div><\/div><\/h3>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<p class=\"mb-5\">We evaluate the actual device at the product level to ensure it operates in accordance with the design requirements and specifications.<br>\r\nWe conduct evaluations in accordance with IEC standards, including electrostatic discharge (ESD) tests, to ensure that the product operates safely and reliably under actual usage conditions.<br>\r\nIn addition to evaluations using measuring instruments, we also perform desk-based assessments such as MTBF (Mean Time Between Failures) calculations.<\/p><\/div>\r\n\r\n\r\n<\/section>\r\n\r\n\r\n\r\n\r\n\r\n<section class=\"mb-3\">\r\n<h3 class=\"mb-4\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">Test examples<\/p><\/div><\/div><\/h3>\r\n<h4 class=\"mb-4\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-4\">Wireless performance test<\/p><\/div><\/div><\/h4>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<div class=\"row g-4\">\r\n\r\n<div class=\"col-md-6\"><p class=\"mb-3\">We measure circuit performance under high-frequency (RF) conditions.<br>\r\nWe evaluate whether the circuit layout is designed to fully deliver high-frequency (RF) performance, conducting measurements such as noise testing and air sensitivity testing.<\/p><\/div>\r\n\r\n<div class=\"col-md-6\">\r\n<div class=\"row row-cols-2 row-cols-md-3 g-2\">\r\n<div><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-10.jpg\"><\/div><div class=\"solution__caption\">Measuring equipment test<\/div><\/div><div><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-11.jpg\"><\/div><div class=\"solution__caption\">RF reliability test<\/div><\/div><div><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-12.jpg\"><\/div><div class=\"solution__caption\">Measurement results (directivity)<\/div><\/div>\r\n<\/div><!-- row -->\r\n<\/div><!-- col -->\r\n\r\n<\/div><!-- row -->\r\n<\/div>\r\n<\/section>\r\n\r\n\r\n<section class=\"mb-3\">\r\n<h4 class=\"mb-4\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-4\">Temperature-humidity test<\/p><\/div><\/div><\/h4>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<div class=\"row g-4\">\r\n\r\n<div class=\"col-md-6\"><p class=\"mb-3\">We conduct tests to verify that the equipment operates properly under high-temperature and high-humidity conditions, as well as after returning to normal temperature.<br>\r\nThe temperature-controlled chamber in the photo is operating at 85.4 \u00b0C.<\/p><\/div>\r\n\r\n<div class=\"col-md-6\">\r\n<div class=\"row row-cols-2 row-cols-md-3 g-2\">\r\n<div><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-13.jpg\"><\/div><div class=\"solution__caption\">Temperature chamber test<\/div><\/div>\r\n<div><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-14.jpg\"><\/div><div class=\"solution__caption\">Temperature display<\/div><\/div>\r\n<\/div><!-- row -->\r\n<\/div><!-- col -->\r\n\r\n<\/div><!-- row -->\r\n<\/div>\r\n<\/section>\r\n\r\n\r\n\r\n\r\n<section class=\"mb-3\">\r\n<h4 class=\"mb-4\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-4\">Electrostatic test<\/p><\/div><\/div><\/h4>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<div class=\"row g-4\">\r\n\r\n<div class=\"col-md-6\"><p class=\"mb-3\">Electrostatic discharges are applied to various parts of the mobile phone to verify that no malfunctions or damage occur.<br>\r\nIf any issues are found, countermeasures are examined and implemented.<\/p><\/div>\r\n\r\n<div class=\"col-md-6\">\r\n<div class=\"row row-cols-2 row-cols-md-3 g-2\">\r\n<div><div class=\"solution__image\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/solution\/telecom\/image-15.jpg\"><\/div><div class=\"solution__caption\">Electrostatic test<\/div><\/div>\r\n<\/div><!-- row -->\r\n<\/div><!-- col -->\r\n\r\n<\/div><!-- row -->\r\n<\/div>\r\n<\/section>\r\n\r\n\r\n\r\n<\/section>\r\n\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\"><hr class=\"basic\"><\/div>\r\n\r\n\r\n\r\n<section class=\"\" data-delay=\"25\" id=\"section-03\">\r\n\r\n\r\n<section class=\"mb-5\">\r\n<h2 class=\"mb-5\"><div><div class=\"section__title--en has-animation animation-ltr\" data-delay=\"5\"><p class=\"\">Mechanical Design<\/p><\/div><\/div><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">\u6a5f\u69cb\u8a2d\u8a08<\/p><\/div><\/div><\/h2>\r\n\r\n\r\n\r\n<section class=\"mb-5\">\r\n<h3 class=\"mb-3\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">Mechanical Design<\/p><\/div><\/div><\/h3>\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<p class=\"\">Based on the design provided by the customer, we carry out modeling and detailed design of the exterior and mechanical (structural) components.<br>\r\nWe also handle the design of resin-molded parts and sheet-metal components.<\/p><\/div>\r\n\r\n\r\n<\/section>\r\n\r\n\r\n\r\n\r\n<section class=\"mb-5\">\r\n<h3 class=\"mb-3\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">Prototype production<\/p><\/div><\/div><\/h3>\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<p class=\"mb-3\">We accommodate various methods according to cost and delivery requirements.<\/p>\r\n<ul class=\"icon chevron-right\">\r\n<li>3D printer<\/li>\r\n<li>Casting<\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/section>\r\n\r\n<section class=\"mb-5 pb-3\">\r\n<h3 class=\"mb-3\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">Request for a product set<\/p><\/div><\/div><\/h3>\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<p class=\"mb-3\">When mechanical design and PCB design are commissioned together rather than mechanical design alone, the synergistic workflow enables a shorter overall lead time<\/p>\r\n<\/div>\r\n<\/section>\r\n\r\n\r\n<h2 class=\"mb-5\"><div><div class=\"section__title--en has-animation animation-ltr\" data-delay=\"5\"><p class=\"\">mechanism evaluation<\/p><\/div><\/div><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">\u6a5f\u69cb\u8a55\u4fa1<\/p><\/div><\/div><\/h2>\r\n\r\n\r\n\r\n<div class=\"has-animation fade-up w-100\">\r\n<p class=\"mb-5\">We perform mechanical evaluations for both prototype and production communication devices. Performance testing can be conducted using manual and automated equipment<br>Including vibration testing, drop testing, and related evaluations<\/p><\/div>\r\n\r\n\r\n<\/section>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n<\/section>\r\n\r\n\r\n\r\n<!--\r\n<div class=\"has-animation fade-up w-100\"><hr class=\"basic\"><\/div>\r\n-->\r\n\r\n\r\n\r\n<!--\r\n<section>\r\n<div>\r\n<h2 class=\"mb-3\"><div><div class=\"section__title--jp has-animation animation-ltr\" data-delay=\"10\"><p class=\"fs-3\">Inquiries regarding our business activities<\/p><\/div><\/div><\/h2>\r\n\r\n<div class=\"product__inquiry-container has-animation fade-up\">\r\n<div class=\"product__inquiry-company\">\u682a\u5f0f\u4f1a\u793e\u30ab\u30ba\u30c6\u30af\u30cb\u30ab<\/div>\r\n<div class=\"product__inquiry-phone\"><a href=\"tel:0427861421\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/common\/inquiry__button.svg\"><span>042-786-1421<\/span><\/a><\/div>\r\n<div class=\"product__inquiry-time\">\u53d7\u4ed8\u6642\u9593 9:00-18:00 [ \u571f\u30fb\u65e5\u30fb\u795d\u65e5\u9664\u304f ]<\/div>\r\n\r\n<div class=\"product__inquiry-button\"><a href=\"\/contact?subject=\u3010\u7121\u7dda\u901a\u4fe1\u6a5f\u5668\u958b\u767a\u4e8b\u696d\u3011\u306b\u95a2\u3059\u308b\u304a\u554f\u3044\u5408\u308f\u305b\"><img decoding=\"async\" src=\"\/wp\/wp-content\/themes\/kazu\/images\/common\/inquiry__envelope.svg\"><span>\u304a\u554f\u3044\u5408\u308f\u305b<\/span><\/a><\/div>\r\n\r\n<\/div>\r\n\r\n<\/div>\r\n<\/section>\r\n-->\r\n\r\n\r\n\r\n<p><\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>Our company originated in the development of wireless communication devices. Building on our advanced wireless technologies and extensive expertise in electrical, mechanical, and software design, we deliver reliable development solutions to meet a wide range of technical requirements. Wireless Technology Electrical Design \/ Evaluation Mechanical Design \/ Evaluation These products are also the result of [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":133,"parent":257947,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_locale":"en_US","_original_post":"https:\/\/www.kazu-technica.co.jp\/wp\/?page_id=43","footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-258020","page","type-page","status-publish","has-post-thumbnail","hentry","en-US"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.kazu-technica.co.jp\/wp-json\/wp\/v2\/pages\/258020","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kazu-technica.co.jp\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.kazu-technica.co.jp\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.kazu-technica.co.jp\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kazu-technica.co.jp\/wp-json\/wp\/v2\/comments?post=258020"}],"version-history":[{"count":13,"href":"https:\/\/www.kazu-technica.co.jp\/wp-json\/wp\/v2\/pages\/258020\/revisions"}],"predecessor-version":[{"id":258612,"href":"https:\/\/www.kazu-technica.co.jp\/wp-json\/wp\/v2\/pages\/258020\/revisions\/258612"}],"up":[{"embeddable":true,"href":"https:\/\/www.kazu-technica.co.jp\/wp-json\/wp\/v2\/pages\/257947"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kazu-technica.co.jp\/wp-json\/wp\/v2\/media\/133"}],"wp:attachment":[{"href":"https:\/\/www.kazu-technica.co.jp\/wp-json\/wp\/v2\/media?parent=258020"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}