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operation coupling

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z/OS 1.8 Coupling Facility Resource Management Performance Enhancements

whitepaper The ability to have surviving systems recover rapidly for a failed system, and to recover Coupling Facility (CF) structures after a failure are key elements to achieving high availability in the sysplex environment.

Tags: high availability

[16 May 2008]

Best Practices for Service Interface Design in SOA, Part 1: Exploring the Development, Interfaces, and Operation Semantics of Services

whitepaper Service-Oriented Architecture (SOA) emphasizes loose coupling between different systems within an enterprise. This paper is the first in a series that focuses on best practices for service interface design, including high-level aspects of...

Tags: web services

[15 May 2008]

Balancing Throughput and Fairness for TCP Flows in Multihop Ad-Hoc Networks

whitepaper Although the fundamental reasons for the performance degradation of TCP have been studied for many years, the tight coupling between transport layer and the wireless MAC layer is still not well understood.

Tags: tcp - ip

[08 Jan 2008]

Small Chip Dielectric Antenna for Bluetooth Application

whitepaper Additionally, to minimize the antenna's available area on the substrate and to reduce the coupling between the metal layers and the ground plane, this antenna is located on the corner of the substrate.

Tags: bluetooth, technique, antenna, substrate

[19 May 2006]

An Active Interference Canceller for Multistandard Collocated Radio

whitepaper A prototype of the solution has been implemented on an FR-4 board, which consists of an emulation filter to model the coupling channel; and amplitude, delay and phase alignment of the cancellation signal.

Tags: signal, cancellation, bluetooth, channel

[21 Mar 2006]

System Modeling and Simulation of RFID

whitepaper Negative effects are concerned in the system model, such as phase noise of the local oscillator, TX-RX coupling, reflection of the environment, AWGN noise, DC offset, I/Q mismatch, etc. Performance of the whole system can be evaluated by changing...

Tags: noise, circuit, rfid, distance

[04 Jan 2006]

Logistic Tracking at Parcel Force

whitepaper The radio frequency communications to and from the tag utilise low frequency inductive coupling, and can therefore function through most non-conducting materials, allowing tag operation in very difficult or harsh environments.

Tags: mobile - wireless communications, radio, frequency, tag

[12 Jun 2004]

Generating Switched-Capacitor-Filter Clocks

whitepaper Follow the data-sheet recommendations on power supplies, bypassing, and signal coupling, and then select a clock frequency appropriate to the application. Recent SCFs offer low-power single-supply operation down to 2.7V.

Tags: semiconductor tech. - manufacturing, frequency, signal, clock

[01 Mar 2004]

Troubleshooting Induction Motors

whitepaper This must then be followed by the proper installation - mounting, coupling, and a total understanding of the motor surroundings or environment. The keys to successful motor operation include a total understanding of the application, then choosing...

Tags: computer testing equipment, motor, type, operation

[24 Feb 2004]

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