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RSS dbCircularly Polarized Loop Antennas With a Parasitic Element for Bandwidth Enhancement
White Paper dB) bandwidth of the circular-loop antenna with a parasitic circular loop is found to be 20%, more than three times the AR bandwidth (about 6.5%) of a single loop. dB) with a gain of more than 10 dBi is obtained for a series-fed dual rhombic-loop... [11 Jul 2008]
Preamplifier Design With Wide Bandwidth Using InGaP/GaAs HBT for 10-Gbps Photoreceiver Module
White Paper The three-stage preamplifier with a negative feedback resistor demonstrates an effective transimpedance gain of 43 dB? a {3-dB bandwidth of 14 GHz corresponding to a very high transimpedance-bandwidth product of 2.52 THz? [11 Jul 2008]
A Low Power Fully Integrated Analog Baseband Circuit With Variable Bandwidth for 802.11 a/b/g WLAN
White Paper It also has a gain range from 20dB to 60 dB with 10 dB steps while only dissipating 22.248mW. This paper presents experimental results of an analog baseband circuit with variable bandwidth for WLAN direct conversion receiver in UMC 0.18um CMOS... [11 Jul 2008]
Bandwidth and Gain Improvement of a Circularly Polarized Dual-Rhombic Loop Antenna
White Paper The addition of the parasitic elements leads to a bandwidth of 46% for axial ratio (AR) ¡Ü2 dB with an impedance bandwidth of 50% for VSWR¡Ü2. The dual-rhombic loop excited short backfire antenna achieves an AR (¡Ü3 dB) bandwidth of 45% with... [11 Jul 2008]
Workload Modeling for Load Balancing in Distributed DB/DC Transaction Processing
White Paper Distributed transaction processing is still one of the most complex problems in contemporary computing. This paper discuss the characteristic features of high performance transaction processing and it demonstrate, how the complexity of load... [10 Jul 2008]
SAP Transaction Banking: IBM System z DB Server Using DB2 V9.1 for z/OS Large Database Measurements
White Paper The SAP TRansaction BanKing (TRBK) application has evolved significantly over time. Not only does it provide significantly more function for banks, it now exploits functions such as Unicode and SAP's NetWeaver. [02 Jul 2008]
Protecting Your SQL Database
White Paper Database Server: Microsoft SQL Server, Oracle DB, IBM DB2, MySQL, PostgreSQL Do you want to protect your SQL database rapidly without spending thousands of dollars on enterprise versions? Then view NEC's on-demand webcast, "Protect Your SQL Database. [01 Jul 2008]
IBM SAP Technical Brief: Tuning SAP / DB2 / zSeries
White Paper When doing performance monitoring for SAP on DB2 for OS/390, there are many different layers (SAP BASIS, SAP functional, DB, OS, network) and a variety of tools involved. The goal of the paper is that each can find a part of the material that is... [01 May 2008]
SAP Transaction Banking: Measurements of IBM System z DB Server Using DB2 V9.1 for z/OS
White Paper Bank posting and balancing, often called core banking, are crucial to all commercial banks. Historically, it was one of the first parts of a banking operation to be automated with computers. Not only is it crucial to the bank's business, but it... [30 Apr 2008]
Oracle Architecture and Tuning on AIX
White Paper This paper provides a short description of the most important Oracle DB architectural elements. It continues with the coverage of the AIX related tuning elements that are the crucial for the optimal DB activity. [30 Apr 2008]
Measurements of SAP ECC 5.0 With Unicode on IBM eServer zSeries Using DB2 for z/OS V8
White Paper It looked at both DB Server and Application Server effects. This paper describes several measurements, or stress tests, that were done using a zSeries Database Server and DB2 for z/OS in both non-Unicode and Unicode environments. [30 Apr 2008]
COSMOS Strong-Motion Virtual Data Center
White Paper The COSMOS Strong-Motion Virtual Data Center (VDC) is an unrestricted web-based search engine for access to worldwide earthquake strong-motion ASCII data files (http://db.cosmos-eq.org). It provides an interactive resource for research and... [11 Apr 2008]
Advantage CA-IDMS/DB Database Road Map
White Paper Advantage CA-IDMS/DB Database is a premier database management system for the mainframe environment. Many businesses relying on Advantage CA-IDMS/DB Database data for their corporate lifeblood have already adopted web technology and made their... [10 Apr 2008]
MySQL Powers Yahoo! Finance
White Paper Finance managed its database needs through homegrown flat files and Berkeley DB databases. Yahoo! uses the MySQL database to power many of the services on Yahoo! Finance, a popular web site that provides the full spectrum of financial services and... [10 Apr 2008]
Algorithmics Broadens Database Support for Risk Management Software With Rogue Wave SourcePro C++
White Paper The Algo Scenario Engine uses SourcePro DB to access third party databases, such as Sybase and Oracle. Algorithmics is a leading provider of enterprise risk management software. To ensure the success of new Algo Suite solutions, Algorithmics wanted... [10 Apr 2008]
