针对目前海能达产品及解决方案已经大规模服务于国内和海外的地铁通信市场;其自主研发的TETRA二代(TEDS)技术也开始全球范围应用,5月22日,海能达通信股份有限公司在广州举行了TETRA系统在轨道交通行业应用的技术研讨会。意在向广大轨交行业用户介绍海能达
窄带专网通信会被宽带代替吗? 在宽带通信铺天盖地袭来之时,对于窄带专网通信的各种质疑也纷至沓来。 有的小伙伴就要问了:窄带专网通信,会被宽带通信取代吗? 窄带专网通信多用于企业调度和通信指挥中。目前在全球使用最为广泛、效率最高的当属TETRA数字集
具有强大指挥和通信语音功能的第一代数字集群系统(TETRA)已经受到了全球广大用户的一致好评。与此同时,以警用通信为代表的任务关键型通信不断追求着更强的移动传速率和更大的带宽,因此,TETRA增强型数据服务即基于窄带通信技术提供准宽带数据传输能力的T
2014年7月31日,作为全球领先的任务关键型通信解决方案及服务供应商,摩托罗拉系统公司(纽交所代码:MSI)近日宣布正式成为挪威应急通信部门(DNK)的新供应商。摩托罗拉系统将为挪威国家公共安全网络Ndnett的消防及民防部门提供安全、可靠的数字集群无线通
随着现有网络向拥有更高带宽的4G网络演进,专网集群系统工作在公网上也成为一种可能。摩托罗拉系统(中国)有限公司政府及行业解决方案陆锦华在接受《通信产业报》(网)采访时表示:集群系统从窄带向宽带演进是未来发展方向,但是宽带完全代替窄带还没有时间表
Want to understand what’s coming in communications? Tero Pesonen looks at how we manage today and suggests we need to look beyond our boundaries
For mission-critical ground communications at busy airports, radio systems based on TETRA digital technology have become the natural choice. Alun Lewis looks into the reasons
Mission-critical users need better access to spectrum, both to meet existing needs and for future data services. Risto Toikkanen, who chairs the TETRA Association’s Radio Spectrum Group, reports that efforts to overcome the obstacles are m
TETRA digital networks have become the natural choice for almost all new mobile radio installations in urban light rail and metro systems. Alun Lewis examines the reasons
In a recent study from the Emergency Services College of Finland, Markku Rantama and Kari Junttila analysed the forces behind the evolution of radio data communication in Finland’s fire and rescue services. In this article Markku Rantama o
TETRA vendors and manufacturers were invited to Denmark by Motorola recently to test the compatibility of their TEDS terminals with Motorola Solutions’ TEDS-ready Dimetra 7.1 infrastructure.
The TETRA Enhanced Data Service (TEDS) is a next-generation TETRA enhancement which can bring data-centric field operations to life. But, as Tero Pesonen explains, its new extension, Direct Access, has features which will offer even more be
As the public’s expectations of mobile communications grow, professional users too are finding a need for data-hungry applications. Phil Godfrey, chairman, offers a view from the TETRA Association on the efforts being made to develop stand
Alun Lewis looks into the widening range of position-finding technologies which will soon be supplementing conventional GPS in mission-critical radio applications
With a certificate awarded in June by the TETRA Association’s official test house, Motorola Solutions has become the first interoperability-certified supplier of TEDS-enabled (TETRA Enhanced Data Services) equipment.
Making its debut on the Selex Communications stand was a new 10-watt TETRA vehicle radio, the ElettraSuite VS4000.
Host organization of the TETRA World Congress, which took place in Budapest last month, was the TETRA Association.
Norway’s TETRA public safety network may be one of the last large ones to be built in western Europe, but it has some unique features. Richard Lambley reports from Oslo
Two industry groups in the digital radio field have announced changes of name: the dPMR MoU has become the dPMR Association and the Tetra Association is now the Tetra + Critical Communications Association (TCCA).
Responsibility for building and operating Norway’s nationwide Tetra network, N?dnett (‘Emergency Network’), is to be transferred at the end of next month from Nokia Siemens Networks to Motorola Solutions.