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Hewlett-Packard Journal

Videoscope: a nonintrusive test tool for personal computers – includes related article on video signature analyzer operation

Videoscope: a nonintrusive test tool for personal computers – includes related article on video signature analyzer operation – technical Myron R. Tuttle Videoscope: A Nonintrusive Test Tool for Personal Computers INTERACTIVE TESTING OF APPLICATION SOFTWARE requires the tester to sit at the test system and enter test data using a keyboard and/or some other input […]

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Hewlett-Packard Journal

Demand priority protocol – fair access for all nodes in multiple-hub networks

Demand priority protocol – fair access for all nodes in multiple-hub networks – includes related article on network protocol layers Alan R. Albrecht Demand priority is the media access control protocol defined in the IEEE 802.12 draft standard. It is called 100VG-AnyLAN by HP. Various techniques are used to ensure fairness of access for all […]

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Hewlett-Packard Journal

Creating HP 38G aplets

Creating HP 38G aplets – Product Development James A. Donnelly In designing an aplet for the HP 38% calculator, it’s important to remember two guiding principles of the HP 38G design. First, the design recognizes that in a classroom setting there is (and should be) a large discrepancy between the amount of information entered into […]

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Hewlett-Packard Journal

User-centered application definition: a methodology and case study

User-centered application definition: a methodology and case study – includes related articles on interviewing and storyboarding techniques Lucy M. Berlin User-Centered Application Definition: A Methodology and Case Study GOOD PRODUCTS MEET USERS’ NEEDS, present their interactions in terms of their users’ model of operations, and are easy to use. They accomplish this by embodying knowledge […]

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Hewlett-Packard Journal

Online defect management via a client/server relational database management system – includes related article on client/server database architecture

Online defect management via a client/server relational database management system – includes related article on client/server database architecture – Technical Brian E. Hoffmann The ability to provide timely access to large volumes of data, ensure data and process integrity, and share defect data among related projects are the main features provided in this new defect […]

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Hewlett-Packard Journal

Component and system level design-for-testability features implemented in a family of workstation products – a new architecture for testing the ASIC components in HP’s new workstations

Component and system level design-for-testability features implemented in a family of workstation products – a new architecture for testing the ASIC components in HP’s new workstations – Technical Bulent I. Dervisoglu Members of the latest-generation family of HP workstation and multiuser computer products use the same system architecture and differ mostly in their I/O subsystem […]

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Hewlett-Packard Journal

An enhancement-mode PHEMT for single-supply power amplifiers

An enhancement-mode PHEMT for single-supply power amplifiers Der-Woei Wu To address the growing handset power amplifier needs for the emerging Personal Communications Services (PCS) markets, a 3-volt, single-supply, enhancement-mode pseudomorphic high-electron-mobility transistor (E-PHEMT) has been developed. The device exhibits + 33-dBm output power and 65% drain efficiency at 1.88 GHz. PCS telephone handset manufacturers have […]

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Hewlett-Packard Journal

Lightwave multimeter firmware design

Lightwave multimeter firmware design Wilfried Pless Flexibility and modularity were challenges in the firmware development of the HP 8153A lightwave multimeter. Built-in applications software automates many commonly needed measurements. MODULARITY ALLOWS AN INSTRUMENT to be tailored to the customer’s needs, and is a major feature of the HP 8153A lightwave multimeter. Modularity can be thought […]

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Hewlett-Packard Journal

Real-time software MPEG video decoder on multimedia-enhanced PA 7100LC processors – HP’s PA 7100LC microprocessor supports MPEG-compressed video via the HP MPower 2.0 software – includes a related article on the implementation of the PA 7100LC multimedia enhancements

Real-time software MPEG video decoder on multimedia-enhanced PA 7100LC processors – HP’s PA 7100LC microprocessor supports MPEG-compressed video via the HP MPower 2.0 software – includes a related article on the implementation of the PA 7100LC multimedia enhancements – Technical Ruby B. Lee Traditionally, computers have improved productivity by helping people compute faster and more […]

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Hewlett-Packard Journal

The C++ Softbench class editor – HP’s program development software – Product Support

The C++ Softbench class editor – HP’s program development software – Product Support – Tutorial Julie B. Wilson The C++ SoftBench class editor adds automatic code generation capabilities to the class graph of the SoftBench static analyzer. Novice C++ programmers can concentrate on their software designs and have the computer handle C++’s esoteric syntax. Experienced […]