By Takayuki Hando and Ben Zarlingo, Agilent Technologies Understanding your specific design needs and the functionality required can ease the selection process.
Understanding the key parameters and technologies when selecting a proper radio frequency (RF) filters. By Scott S. Klettke, Murata Electronics North America Filters are prevalent in our daily lives. They range from coffee filters that keep the grounds out of our lattes to air filters that keep dust and dirt from our lungs.
By Paxton Cooper Linux is running as the underlying OS platform in millions of devices. It has proven itself as a mainstream embedded technology and a robust platform for the next-generation of multimedia intensive handsets. Linux is traditionally viewed as a server or desktop operating system, but the real success story for Linux may well be its adoption into the telecommunications industry.
The security and privacy we have come to trust (primarily through wired networks) has quickly been disappearing, resulting in the requirement for a new form of network connection security. Wireless Ethernet tackled this problem not once, but twice. The second attempt, so far, looks to put an end to security problems “in-the-air” for Wi-Fi.
Raychem Circuit Protection, a business unit of Tyco Electronics, announces the publication of its 2006 Circuit Protection Catalog. Expanded to include in-depth information on several new product lines, the catalog presents technical specifications and application information on PolySwitch® resettable devices, SiBar® thyristor surge protectors, gas discharge tubes, ESD protection devices, ROV metal oxide varistors, and a broad line of fuses.
Hutton Communications announces the release of a 200+ page Selection Guide devoted to its line of broadband products. The guide covers point to point radios, point to multipoint radios, in addition to related products such as antennas, lightning and surge protection, network hardware, power supplies, site hardware, spectrum analyzers, cable, connectors and adapters.
MITEQ has released its Microwave and Millimeter Wave Conversion Products short-form catalog. It features a sampling of the company’s latest mixers, images rejection mixers, modulators, multipliers and custom products. There are also sections discussing quality assurance, manufacturing flow diagrams, MITEQ's Space Heritage and options available to the customer.
The Datatronics Magnetics Selection Guide & Short Form Catalog provides specification information on dozens of transformers and inductors. For designers of life support, high-reliability and mission-critical equipment, the guide includes descriptions of standard products available off-the-shelf as well as information that will assist them in designing special or custom devices.
Hittite Microwave Corporation announces the release of the June 2006 Product Selection Guide which summarizes over 430 products including 31 products new for June ‘06. The selection guide organizes Hittite’s portfolio by product line as well as by market applications including: Automotive, Broadband, Cellular, Microwave & mmWave, Test & Measurement, Fiber Optic, Military and Space.
Advanced Interconnections Corporation has released Catalog 16 Preview , a short form catalog featuring up-to-date material specifications and part numbers for RoHS Compliant IC Sockets and Adapters for BGA, PGA, DIP and SIP packages. The RoHS Compliant sockets are available in a choice of insulators, including FR-4, Peel-A-Way® Removable Carriers and new high temperature molded LCP.
Acqiris has released a product guide that provides quick and easy reference to the company’s line of data conversion products, which include CompactPCI, PCI, PXI, VXI, VME and OEM digitizers, time-to-digital converters and waveform analyzers with up to 8 GS/s performance. In addition, the brochure provides information on the company’s portable turnkey systems and software support for Windows, Linux, VxWorks, and other real time operating systems (RTOS) as well as complete drivers and software examples for LabWindows/CVI and LabVIEW, C/C++ and Microsoft Visual Basic.
Fluke Corporation announces a new edition of its Test Tools Catalog. The 2006 product catalog provides detailed information on features and specifications for the full line of Fluke products, as well as selection guides and ordering information. The Fluke Test Tool Catalog has been updated with new products including the Fluke Ti20 Thermal Imager, the Fluke 971 Temperature Humidity Meter and the Fluke 561 HVACPro Thermometer.
Glossary of Acronyms WiMAX — World Interoperability for Microwave Access Standard 3GPP — Third Generation Partnership Project AP — Access Points ITU-T — International Telecommunications Union Standardization Sector MOS — Mean Opinion Score PESQ — Perceptual Evaluation of Speech Quality QoS — Quality of Service R — Rating, as in R-Factor, a transmission rating from 0 (worst) to 100 (best) involving noise, delay, loss and distortion.
Glossary of Acronyms 4G — Fourth Generation wireless and mobile communications BTS — Base Transceiver Station CMTS — Cable Modem Termination System CompactPCI — Compact Peripheral Component Interconnect, an open standard supported by PICMG and used for small, high-speed industrial computing applications where transfers occur among numbers of high-speed cards.