1994 – HP Journal Index

February 1994 v.45 n.1

Cover: The business end of an HP DeskJet 1200C print cartridge, showing the 104-nozzle orifice plate. The backdrop, printed by the DeskJet 1200C printer, shows the vivid colors available.

High-Quality Color Inkjet Office Printers. The HP DeskJet 1200C and 1200C/PS printers are a new class of HP DeskJet printers for office applications. They offer black and color printing, fast print speeds, scalable typefaces, expandable memory, networking options, PCL 5 and PostScriptä languages, and HP LaserJet printer compatibility, by Douglas R. Watson, Hatem E. Mostafa, pg 6-8

Laser-Comparable Inkjet Text Printing. The HP DeskJet 1200C printer achieves laser quality by means of pigmented black ink and precise, mode dependent control of drop volume. Contributing to laser printing speed are an intelligent print mode forecaster, a large memory capacity, heated drying, improved media handling, a larger printhead, and a high firing rate made possible by careful attention to refill dynamics, by Jaime H. Bohorquez, Brian P. Canfield, Kenneth J. Courian, Frank Drogo, Corrina A.E. Hall, Clayton L. Holstun, Aneesa R. Scandalis, Michele E. Shepard, pg 9-17

An Inside View of the Drop Generation Process, by Brian P. Canfield, pg 11

Modifying Office Papers to Improve Inkjet Print Quality, by David W. Brooks, pg 16-17

High-Quality Inkjet Color Graphics Performance on Plain Paper. Realizing the color graphics performance of the HP DeskJet 1200C printer required simultaneous optimization of many interacting parameters of the ink and the architecture to deliver significant improvements in print quality, color gamut, throughput, and cost per copy, by Catherine B. Hunt, Ronald A. Askeland, Leonard Slevin, Keshava A. Prasad, pg 18-27

Polyester Media Development for Inkjet Printers. A discussion of the mechanisms and ink/printer/media interactions that must be considered in the design of special media for a printer system, and of the methods available for optimizing them, by Daniel L. Briley, pg 28-34

Inkjet Printer Print Quality Enhancement Techniques. Five print modes, each optimized for quality and throughput, HP Resolution Enhancement technology, heaters to dry the ink and the paper, and accurate print cartridge alignment and paper advance schemes contribute to the high print quality of the HP DeskJet 1200C printer, by Corinna A.E. Hall, Aneesa R. Scandalis, Damon W. Broder, Shelley I. Moore, Reza Movaghar, W. Wistar Rhoads, William H. Schweibert, pg 35-40

The Third-Generation HP Thermal InkJet Printhead. The monolithic integration of driver transistors with the thermal inkjet heater resistors leads to vastly improved performance with reduced cost per page for the customer, by J. Stephen Aden, Jaime H. Bohorquez, Douglas M. Collins, M. Douglas Crook, Andre Garcia, Ulrich E. Hess, pg 41-45. DeskJet 1200C.

Development of the HP DeskJet 1200C Print Cartridge Platform. The platform includes all of the parts of the print cartridge except the printhead assembly and ink. It is designed to accept different printheads and inks to support different print applications. It features a slim form factor, a spring-bag ink reservoir, and an ink level indicator, by The Platform Development Team (Carol Beamer, Tim Carlin, George Kaplinsky, Steve Bauer, Dustin Blair, Hendrick Brower, Erich Coiner, Mindy Hamlin, Dave Hunt, Rob Little, Tony Panah, Bruce Reid, Joe Scheffelin, Jeff Thoman, Dale Timm, Amy Van Liew), pg 46-54

Print Cartridges for a Large-Format Color Inkjet Drafting Plotter, by Jaime H. Bohroquez, Scott W. Hock, Susan H. Tousi, David Towery, pg 50-51

Environmentally Friendly Packaging, by Debbie R.B. Hockley, pg 53

HP DeskJet 1200C Printer Architecture. The product architecture of the HP DeskJet 1200C printer – mechanical, electrical, and firmware – played a key role in addressing the technical challenges demanded by the office color printer market, by Kevin M. Bockman, Anton Tabar, Erol Erturk, Robert R. Giles, William H. Schwiebert, pg 55-66

CAD System Organization, by Robert Giles, pg 56

Product Design Effect on Environmental Responsibility and Distribution Costs, by Donald Clugston, pg 59

A New Product Development Model, by Anton Tabar, Kevin Bockman, pg 65

Print Cartridge Fixturing and Maintenance in the HP DeskJet 1200C Printer. The carriage assembly locates and transports the four print cartridges precisely. The service station provides capping, wiping, and priming functions for print cartridge maintenance and recovery, by Michael T. Dangelo, Reza Movaghar, Arthur K. Wilson, pg 67-71

Media Path for a Small, Low-Cost Color Thermal Inkjet Printer. The DeskJet 1200C media path is heated for media independence, requiring development of a new grit drive roller and pinch wheel combination. A new stepper motor was developed to attain the target speed and accuracy. Media flatteners and precise gearing with an antibacklash device contribute to accuracy, by Damon W. Broder, David C. Burney, Shelley I. Moore, Stephen B. Witte, pg 72-78

Stepper Motor Simulation Model, by Stephen B. Witte, pg 75

Automated Assembly and Testing of HP DeskJet 1200C Print Cartridges. The assembly system is flexible and modular. A performance monitor collects data for quality control. A standardized print engine is used in several applications, by William S. Colburn, Randell A. Agadoni, Michael M. Johnson, Edward Wiesmeier III, Glen Oldenburg, pg 79-84

Connectivity of the HP DeskJet 1200C Printer. The connectivity components include the language firmware, a language interface to the mechanical firmware, software printer drivers, and tools for various environments and for driver developers. A screen calibrator tool enlists the user’s help in making the printed output match the screen, by Anthony D. Parkhurst, Ramchandran Padmanabhan, Steven D. Mueller, Kirt A. Winter, pg 85-97

Authors February 1994: Douglas [Doug] R. Watson, Hatem E. Mostafa, Jaime [Jim] H. Bohorquez, Brian P. Canfield, Kenneth [Ken] Courian, Frank Drogo, Clayton L. Holstun, Michele E. Shepard, Catherine B. Hunt, Ronald [Ron] A. Askeland, Leonard [Len] Slevin, Keshava [Kesh] A. Prasad, Daniel [Dan] L. Briley, Corrina A. E. Hall, Aneesa R. Scandalis, W. Wistar Rhoads, J. Stephen [Steve] Aden, Douglas [Doug] M. Collins, M. Douglas [Doug] Crook, Andre Garcia, Ulrich E. Hess, Kevin M. Bockman, Anton [Tony] Tabar, Erol Erturk, Robert [Bob] R. Giles, William [Bill] H. Schwiebert, Michael [Mike] T. Dangelo, Reza Movaghar, Arthur [Art] K. Wilson, Damon W. Broder, David [Dave] C. Burney, Shelley I. Moore, Stephen [Steve] B. Witte, William [Bill] S. Colburn, Randell [Randy] A. Agadoni, Michael [Mike] M. Johnson, Edward [Ed] Wiesmeier III, Glen Oldenburg, Anthony [Tony] D. Parkhurst, Ramchandran [Paddy] Padmanabhan, Steven D. Mueller, Kirt A. Winter, pg 98-103

April 1994 v.45 n.2

Cover: A workstation screen showing the HP MPower media panel and the HP MPower applications Image-View, which provides capabilities for manipulating and viewing different types of images, MailEditor for creating multimedia email and Whiteboard, which enables two or more user to collaborate on the same image from different workstations.

Development of a Multimedia Product for HP Workstations. Providing multimedia capability on HP’s workstations was an evolutionary process that was paced according to customer needs and the availability of quality multimedia hardware and software technology and low-cost workstations, by Gary P. Rose, Jeffery T. Oesterle, Joseph E. Kasper, Robert J. Hammond, pg 6-9. MPower.

HP MPower: A Collaborative Multimedia Environment. Multimedia capability on a workstation enables users to interact with their applications and communicate with others in a variety of formats (textual and nontextual). HP MPower provides an environment in which users have easy access to the multimedia facilities at their workstations, and application developers can easily add new multimedia tools, by William R. Yoder, pg 10-19

X Stations in HP MPower, pg 16

The HP Instant Ignition Program, by Sue Magenis, pg 17

Diagnosing and Reporting Problems in the Multimedia Environment, by John V. Peterson, pg 18

A Graphical User Interface for a Multimedia Environment. The HP Visual User Environment, or HP VUE, provides not only a friendly user interface to the HP-UX operating system but also a framework for the HP MPower system, by Charles V. Fernandez, pg 20-22

HP SharedX: A Tool for Real-Time Collaboration. With this real-time communication product, two or more remote users can share and interact with the same X-protocol-based applications from their workstations. Windows are shared in such way that it almost seems as if all the participants in the shared session are sitting at the same workstation, running the same application, by Daniel Garfinkel, Bruce C. Welti, Thomas W. Yip, pg 23-36. X Window.

X Window System Client/Server Architecture, pg 25

Graphics Glossary, pg 26

Whiteboard: A New Component of HP SharedX, pg 28-29

Imaging Services in a Multimedia Environment. Image manipulation tools, compression and decompression functions, picture quality adjustment techniques, and support for industry standards are some of the features included in the HP Image Library, by Andrew Munro, Ahmad H. Shekarabi, pg 37-43

HP Image Library Scaling Functions, pg 41

A Printing Solution for a Multimedia Environment. For environments in which users are confronted with a myriad of printers to choose from, HP SharedPrint provides a simple graphical interface that enables users to select a target printer and a set of options without encountering the typical problems associated with this process, by John Mandler, pg 44-52

Faxing Documents in HP MPower. The ability to transmit documents via standard telephone lines is greatly enhanced with the HP MPower fax utility which provides automatic dialing, transmission, and delivery of fax documents from a workstation, by Francis P. Sung, Mark A. Johnson, pg 53-61

Audio Support in HP MPower. Multimedia capability promises to enhance the communication and presentation of information through the use of real-world data types such as audio and video. Compact-disk-quality audio is the first of such data types to be offered as a standard feature on all of HP’s new workstations, by Ellen N. Brandt, Thomas G. Fincher, Monish S. Shah, pg 62-67

Overview of A-law and m-law Data Formats, pg 65

Video Support in a Multimedia Environment. Combining video with the computing power of a workstation adds an extra level of interpretation, detail, and perception to information seen and manipulated on a workstation desktop, by Craig S. Richard, pg 68-70. VideoLive, MPower.

Mail Facilities in a Multimedia Environment. Providing a multimedia email facility required that the well-established processes of creating, sending, receiving, printing, and replying to email messages be maintained and applied to messages containing multimedia objects, by Robert B. Williams, Harry K. Phinney, Kenneth L. Steege, pg 71-78. MPower.

MIME Header Fields, pg 76

A Fast and Intuitive Online Help System. The HP Help System provides application developers with the tools to create and integrate rich online help information into their OSF/Motif-based applications, by Michael R. Wilson, Lori A. Cook, Steven P. Hiebert, pg 79-89. HP VUE, MPower.

WYSIWYG Printing in an X Application, by Axel Deininger, pg 86-87

Developing Online Application Help. The primary goal for an application help system is to provide the capability for the end user to get useful help information and get back on task as quickly and successfully as possible, by Dex Smith, pg 90-95. MPower.

Authors April 1994: Gary P. Rose, Jeffery [Jeff] T. Oesterle, Joseph [Joe] E. Kasper, Robert [Bob] J. Hammond, William [Bill] R. Yoder, Charles [Charlie] V. Fernandez, Daniel [Dan] Garfinkel, Bruce C. Welti, Thomas [Tom] W. Yip, Andrew [Andy] F. Munro, Ahmad H. Shekarabi, John Mandler, Francis P. Sung, Mark A. Johnson, Ellen Nordahl Brandt, Thomas [Tom] G. Fincher, Monish S. Shah, Craig S. Richard, Robert B. Williams, Henry [Harry] K. Phinney, Kenneth [Ken] L. Steege, Michael [Mike] R. Wilson, Lori A. Cook, Steven [Steve] P. Hiebert, Dex Smith, pg 96-99

June 1994 v.45 n.3

Cover: The processor board designed for the new high-end HP corporate business server has up to two processor modules based on PA 7100 superscalar PA-RISC chips

Corporate Business Servers: An Alternative to Mainframes for Business Computing. With expandable hardware, PA-RISC architecture, symmetric multi-processing, a new bus structure, and robust error handling, these systems provide a wide range of performance and configurability within a single cabinet. Standard features include one to twelve symmetric PA-RISC 7100 multiprocessors optimized for commercial workloads, main memory configurations from 128M to 2G bytes, and disk storage up to a maximum of 1.9 terabytes, by Thomas B. Alexander, Kenneth G. Robertson, Dean T. Lindsay, Donald L. Rogers, John R. Obermeyer, John R. Keller, Keith Y. Oka, Marlin M. Jones II, pg 8-30. HP 9000 Model T500.

Package Design Using 3D Solid Modeling, pg 29

PA-RISC Symmetric Multiprocessing in Midrange Servers. By making a series of simplifying assumptions and concentrating on basic functionality, the performance advantages of PA-RISC symmetric multi-processing using the HP PA 7100 processor chip were made available to the midrange HP 9000 and HP 3000 multiuser system customers, by Kirk M. Bresniker, pg 31-33

SoftBench Message Connector: Customizing Software Development Tool Interactions. Software developers using the SoftBench Framework can customize their tool interaction environments to meet their individual needs, in seconds, by pointing and clicking. Tool interaction branching and chaining are supported. No user training is required, by Joseph J. Courant, pg 34-39

Six-Sigma Software Using Cleanroom Software Engineering Techniques. Virtually defect-free software can be generated at high productivity levels by applying to software development the same process discipline used in integrated circuit manufacturing, by Grant E. Head, pg 40-50

Legal Primitive Evaluation, pg 47

Fuzzy Family Setup Assignment and Machine Balancing. Fuzzy logic is applied to the world of printed circuit assembly manufacturing to aid in balancing machine loads to improve production rates, by Jan Krucky, pg 51-64

The Greedy Board Family Assignment Heuristic, pg 54

Authors June 1994: Thomas [Tom] B. Alexander, Kenneth [Ken] G. Robertson, Dean T. Lindsay, Donald [Don] L. Rogers, John R. Obermeyer, John R. Keller, Keith Y. Oka, Marlin M. Jones II, Kirk M. Bresniker, Joseph [Joe] L. Courant, Grant E. Head, Jan [Honza] Krucky, pg 65-66

August 1994 v.45 n.4

Cover: The HP 48GX advanced scientific graphing calculator displays a wireframe plot of the surface z = x3y – xy3 .

An Advanced Scientific Graphic Calculator. The HP 48G/GX combines an easy-to-learn graphical user interface with advanced mathematics and engineering functionality, expanded memory capability, and seven new plot types, by Diana K. Bryne, Charles M. Patton, David Arnett, Ted W. Beers, Paul J. McClellan, pg 6-22

User Versions of Interface Tools, pg 20

HP-PAC: A New Chassis and Housing Concept for Electronic Equipment. HP-PAC replaces the familiar metal chassis structure with expanded polypropylene (EPP) foam. Large reductions are realized in mechanical parts, screw joints, assembly time, disassembly time, transport packaging, and housing development costs, by Johannes Mahn, Jurgen Haberle, Siegfried Kopp, Tim Schwegler, pg 23-28

High-Speed Digital Transmitter Characterization Using Eye Diagram Analysis. The eye diagram analyzer constructs both conventional eye diagrams and special eyeline diagrams to perform extinction ratio and mask tests on digital transmitters. It also makes a number of diagnostic measurements to determine if such factors as waveform distortion, intersymbol interference, or noise are limiting the bit error ratio of transmission system, by Christopher M. Miller, pg 29-37. BERT, 71501A.

Thermal Management in Supercritical Fluid Chromatography. In supercritical fluid chromatography, very high degrees of accuracy are required for temperature control. On the fluid supply end of the system, cooling is critical. On the separation end, heating is important. This paper discusses temperature control in the HP G1205A supercritical fluid chromatograph, by Connie Nathan, Barbara A. Hackbarth, pg 38-42

What is SFC?, by Connie Nathan, pg 39

Linear Array Transducers with Improved Image Quality for Vascular Ultrasonic Imaging. This project not only achieved its goal of improving the near-field image quality of an existing transducer design, but also added two-frequency operation, by Matthew G. Mooney, Martha Grewe Wilson, pg 43-51. 21255B, 21258B.

Structured Analysis and Design in the Redesign of a Terminal and Serial Printer Driver. The project team felt that the objectives could not be met with a traditional design approach. Structured analysis with real-time extensions and structured design provided an effective alternative, by Catherine L. Kilcrease, pg 52-61. HP 3000.

Data-Driven Test Systems. In a data-driven test system, all product-specific information is stored in files. Within a product classification, the test software contains no product-specific information and does not have to be changed to test a new product. This concept lowers new product introduction costs, by Adele S. Landis, pg 62-66

Authors August 1994: Diana K. Byrne, Charles [Charlie] M. Patton, David Arnett, Ted W. Beers, Paul J. McClellan, Johannes Mahn, Jurgen Haberle, Siegfried Kopp, Tim Schwegler, Christopher [Chris] M. Miller, Connie Nathan, Barbara A. Hackbarth, Matthew [Matt] G. Mooney, Martha Grewe Wilson, Catherine [Keti] L. Kilcrease, Adele S. Landis, pg 66-68

October 1994 v.45 n.5

Cover: The HP E1413 scanning ADC VXIbus module with two of its signal conditioning plug-ons removed and one of its application areas (jet engine test) shown in the background.

Customer-Driven Development of a New High-Performance Data Acquisition System. The HP HD2000 data acquisition system provides C-size VXIbus modules that are tailored to provide fast and accurate acquisition of temperature, pressure, strain, volts, and resistance data for turbine and piston engine testing applications, by Von C. Campbell, pg 6-8

A Compact and Flexible Signal Conditioning System for Data Acquisition. Because turbine test setups can have up to 1000 test points, special demands are placed on a data acquisition system that must fit a large number of measurement channels into a C-size VXIbus module, by John M. da Cunha, pg 9-15. HD2000.

High-Throughput Amplifier and Analog-to-Digital Converter. High system throughput in converting analog signals to digital format in the HP E1413 is achieved by not relying on downstream digital processing hardware and software to compensate for analog anomalies and instabilities, by Ronald J. Riedel, pg 16-20

Binary Ranges Speed Processing, pg 18

On-the-Fly Engineering Units Conversion. An algorithm has been developed that provides engineering units conversion in real time (10 microseconds) in the HP E1413 scanning analog-to-digital converter instrument. The algorithm converts numbers to IEEE 754 standard 32-bit floating-point format, by Christopher P. J. Kelly, pg 21-24

Built-In Self-Test and Calibration for a Scanning Analog-to-Digital Converter. Onboard calibration capability enables the HP E1413 to calibrate all 64 input channels in under 15 minutes, many times faster than the manual calibration techniques previously required in similar systems, by Gerald I. Raak, Christopher P. J. Kelly, pg 25-29

A Hierarchy of Calibration Commands, pg 28

Manufacturing Test Optimization for VXI-Based Scanning Analog-to-Digital Converters. The high density of the hardware for the HP E1413 scanning analog-to-digital converter, the low cost per channel, and the wide variety of optional signal conditioning plug-ons require a production test strategy that is fast, flexible, and efficient, by Bertram S. Kolts, Rodney K. Village, pg 30-34

Design Leverage and Partnering in the Design of a Pressure Scanning Analog-to-Digital Converter. The HP E1414 pressure scanning VXIbus analog-to-digital converter completes HP’s VXIbus offering for jet engine and wind tunnel test applications by providing the ability to make pressure measurements, by Richard E. Warren, Conrad R. Proft, pg 35-41

Integrated Pin Electronics for Automatic Test Equipment. A single integrated circuit provides complete pin electronics for the HP 9493 mixed signal LSI test system. It contains a high-speed digital driver, an active load, a window comparator, and a parametric tester for setting a voltage and measuring current, by James W. Grace, David DiPietro, Akito Kishida, Kenji Kinsho, pg 42-50

CMOS Programmable Delay Vernier. In the HP 9493 LSI test system, CMOS delay verniers replace the usual bipolar technology and are integrated with digital circuitry to produce a high-performance timing generator in a single monolithic CMOS VLSI formatter chip. This solution achieves bipolar-equivalent resolution, skew, and jitter performance with significantly lower power, cost, and circuit board space, by Masaharu Goto, James O. Barnes, Ronnie E. Owens, pg 51-58

Theoretical Approach to CMOS Inverter Jitter, by Masaharu Goto, pg 54-55

Real-Time Digital Signal Processing in a Mixed-Signal LSI Test System. In test subsystems based on digital signal processing, the HP 9493 test system emulates the analog and digital signals of the device under test, thereby reducing test time and increasing test coverage compared to a memory-based test system, by Keita Gunji, pg 59-63

Vector Error Testing by Automatic Test Equipment. Mixed-signal testers are frequently used as specialized automatic test equipment in various test applications. The real-time digital signal processors in the HP 9493 mixed-signal LSI test system can perform complex tests for next-generation telecommunication devices, by Koji Karube, pg 64-66

High-Frequency Impedance Analyzer. A new one-port impedance analyzer measures high-frequency devices up to 1.8 GHz. Using a current-voltage method, it makes precise measurements over a wide impedance range. A special calibration method using a low-loss capacitor realizes an accurate high-Q device measurement. Many types of test fixtures are introduced because they are a key element in any test system, by Takanori Yonekura, pg 67-74. 4291A.

Virtual Remote: The Centralized Expert. Remote operation of bit error test sets using a X Windows based “virtual instrument” allows network operators to monitor remote sites from a central office. The extensive use of a common firmware development platform allowed the fast-track development of virtual remote software and rapid integration into all instruments built using the platform, by Hamish Butler, pg 75-82. 15800A.

Frame Relay Conformance Testing. At HP’s Protocol Test Center, an automatic translator was developed to transform abstract test suites into executable test suits for HP IDACOM protocol analyzers, by Martin Dubuc, pg 83-87

Glossary, pg 83

The FDDI Ring Manager for the HP Network Advisor Protocol Analyzer. The FDDI Ring Manager application takes the knowledge burden from the user and puts it on the network management tool. It pulls ring status information from station management frames and presents it in a logically ordered display. It gathers ring topology information from neighbor information frames and status information frames and presents that information in a graphical map and a textual report, by Sunil Bhat, Robert H. Kroboth, Anne L. Driesbach, pg 88-96

FDDI Topology Mapping. For the FDDI version of the HP Network Advisor protocol analyzer, ring mapping algorithms were devised to provide topological views of FDDI networks. These algorithms are designed to handle many problem situations that are characteristic of emerging LAN technologies, by Sunil Bhat, pg 97-105

Automation of Electrical Overstress Characterization for Semiconductor Devices. An automatic test system has been developed to characterize semiconductor devices and interconnect failures caused by electrical overstress (EOS). Electrical stress in the form of current pulses of increasing amplitude is applied to a device until it reaches a prespecified failure criterion. The system was developed for monitoring EOS robustness in advanced CMOS processes, by Carlos H. Diaz, pg 106-111

Authors October 1994: Von C. Campbell, John M. da Cunha, Ronald [Ron] J. Riedel, Christopher [Chris] P. J. Kelly, Gerald [Gerry] I. Raak, Bertram [Bert] S. Kolts, Rodney [Rod] K. Village, Richard [Rick] E. Warren, Conrad R. Proft, James [Jim] W. Grace, David [Dave] M. DiPietro, Akito Kishida, Kenji Kinsho, Masaharu Goto, James [Jim] O. Barnes, Ronnie E. Owens, Keita Gunji, Koji Karube, Takanori [Taka] Yonekura, Hamish Butler, Martin Dubuc, Robert [Bob] H. Kroboth, Anne L. Driesbach, Sunil Bhat, Carlos H. Diaz, pg 112-115

December 1994 v.45 n.6

Cover: An exploded view of the interior of the HP C1553A DDS tape autoloader, showing the C1533A DDS-2 tape drive and the small amount of space around it that was available to the autoloader designers. Also shown is the six-cartridge autoloader magazine in the front-panel door.

Fast DDS-2 Digital Audio Tape Drive. Running at data transfer rate of 510 kbytes/s, the HP C1533A tape drive can record a full 4-Gbyte DDS-2 cartridge in just over two hours, almost an hour less than typical DDS-2 drives. Its development required improvements in tape material, length, and thickness, new read and write heads, a new drum design, and new methods for linearity measurement and adjustment, by Damon R. Ujvarosy, pg 6-11. Digital Data Storage.

DDS-2 Tape Autoloader: High-Capacity Data Storage in a 5 1/4 Inch Form Factor. The autoloader holds six 4-gigabyte cartridges. With data compression, it can back up typically 48 Gbytes of data overnight or 8 Gbytes every day for six days, unattended, by Steven A. Dimond, pg 12-20. C1553A.

Autoloader Control Electronics, by Greg K. Trezise, pg 13

Autoloader Firmware Design, by Mark Simms, pg 15-16

Network Backup with the HP C1553A DDS Autoloader, by Michael G. Bertagne, pg 18-19

Automatic State Table Generation. The HP C1553A DDS tape autoloader requires a complex sequence of simple operations to carry out mechanical retries. These sequences are defined in tables. Cadre’s Teamwork was used for input and an automatic tool was used to generate the tables to go in ROM, by Mark J. Simms, pg 21-26

Using State Machines as a Design and Coding Tool. The wide acceptance of real-time extensions to structured analysis techniques have led to the use of state machine descriptions for the specification of systems in which state or sequence is a vital part. However, the techniques for implementing these specifications have remained poorly understood and haphazard, leading to implementations that are difficult to verify against the specification. This paper examines different approaches to the use of state machines and explores their advantages and disadvantages, by Mark J. Simms, pg 27-32. Mealy Model.

An Event-Based, Retargetable Debugger. Remote and event-based debugging capability, a sophisticated graphical user interface, and adaptability to different languages and target platforms are some of the features provided in this debugger, by Arun K. Iyengar, Thaddeus S. Grzesik, Valerie J. Ho-Gibson, Tracy A. Hoover, John R. Vasta, pg 33-43. Distributed Debugging Environment, HP DDE.

Compiler Optimizations and Debugging, pg 37

A Short Primer on Debugger Internals, pg 39

Wavelet Analysis: Theory and Applications. Wavelet analysis has attracted attention for its ability to analyze rapidly changing transient signals. Any application using the Fourier transform can be formulated using wavelets to provide more accurately localized temporal and frequency information. This paper gives an overview of wavelet analysis and describes a software toolbox created by HP Laboratories Japan to aid in the development of wavelet applications, by Daniel T.L. Lee, Akio Yamamoto, pg 44-54

Approaches to Verifying Operational Test Release Vectors. Five techniques are employed to minimize the time to develop the test vectors used to test manufactured parts on an IC component tester, by Joy Xiao Han, pg 55-59. Chelmsford.

Overview of the Test Access Port, pg 56-57

Estimating the Value of Inspections and Early Testing for Software Projects. A return-on-investment model is developed and applied to a typical software project to show the value of doing inspections and unit and module testing to reduce software defects, by Louis A. Franz, Jonathan C. Shih, pg 60-67

Clock Design and Measurement Issues in Pentiumä Systems. Design difficulties in producing a statistically stable 66-MHz Pentium system are reviewed. The information is pertinent to many other new, high-speed processors as well. A new, more informed approach to designing well-timed systems in this performance class is proposed. Measurements that support this approach are examined, particularly those made with the HP 8133A pulse generator, by Michael K. Williams, Andreas M.R. Pfaff, pg 68-77

Tolerance Mechanisms in Clock Distribution Networks, pg 70-71

Authors December 1984: Damon R. Ujvarosy, Steven [Steve] A. Dimond, Mark J. Simms, Arun K. Iyengar, Tracy A. Hoover, John R. Vasta, Thaddeus [Ted] S. Grzesik, Valerie J Ho-Gibson, Daniel [Dan] T. L. Lee, Akio Yamamoto, Joy Xiao Han, Jonathan C. Shih, Louis [Lou] A. Franz, Michael [Mike] K. Williams, Andreas M. R. Pfaff, M. Shahid Mujtaba, pg 77-79

Enterprise Modeling and Simulation: Complex Dynamic Behavior of a Simple Model of Manufacturing. Simulating a structurally simple model of a manufacturing enterprise revealed complex dynamic behavior. Enterprise modeling and simulation provided estimates of end-of-life inventory and order delivery performance based on interactions of forecast quality, quoted product availability, material procurement and safety stock policies, vendor lead times, product life cycles, and part commonality. An unexpected result was that end-of-life inventory can exist even under ideal environmental conditions. Prospective applications of these methods include estimating the effects of incremental improvements, verifying impacts of process changes and generating enterprise behavior information, by M. Shahid Mujtaba, pg 80-107

Glossary of Terms and Abbreviations, pg 85

Enterprise Modeling and Simulation Applications in Reengineering, pg 86-87

Enterprise Modeling and Simulation Research at HP Laboratories, pg 90-91

The Simple Model: Sponsor’s Perspective, by Jerry Harmon, pg 105

Appendix I: Mathematics of Production and Material Planning for the Simple Model, pg 108-110

Appendix II: Weekly Event Sequence, pg 110

Appendix III: Details of Part Commonality Experiments, pg 111

Appendix IV: Details of Explanations for Experiments 0 and 1a, pg 112

Index: Volume 45 January 1994 through December 1994. PART 1: Chronological Index, pg 113-114. PART 2: Subject Index, pg 115-118. PART 3: Product Index, pg 119. PART 4: Author Index, pg 119-120