Vol.19 n°5 may 1994

Vol.19 n°5 may 1994

NEWS & VIEWS

p.22 The Engines to Make Multimedia Mainstream

p.22 The Engines to Make Multimedia Mainstream

As industry groups seek to standardize software programming interfaces, DSPs may hold the key to bringing voice video, and telephony to low-cost PCs.

[theme : DIGITAL SIGNAL PROCESSING]

p.26 LANtastic 6.0 Creates Peer Pressure

p.26 LANtastic 6.0 Creates Peer Pressure

Peer LANs have evolved from limited-function packages to full-featured systems that integrate into enterprise LANs.

[theme : NETWORK OPERATING SYSTEMS]

p.30 Front Ends Ease Internet Access

p.30 Front Ends Ease Internet Access

A number of companies are releasing software designed to make accessing the Internet easier.

[theme : INTERNET COMMUNICATIONS]

p.33 Adapting GUI Software for the Blind Is No Easy Task

p.33 Adapting GUI Software for the Blind Is No Easy Task

The widespread adoption of graphical applications adds a whole new set of challenges for applications developers and visually impaired users.

[theme : ADAPTIVE COMPUTING]

p.34 Motorola's Envoy First to Run Magic Cap

p.34 Motorola's Envoy First to Run Magic Cap

Despite initial disappointing results in the area of PDAs, companies continue to develop hand-held, communications-centric computing devices.

[theme : PDAS]

p.38 CAD Gets Objective

p.38 CAD Gets Objective

CAD software vendors are beginning to exploit new technologies such as object-oriented programming and OLE 2.0.

[theme : PROGRAMMING TRENDS]

p.40 Apple's and Microsoft's System Software Road Map

p.40 Apple's and Microsoft's System Software Road Map

Apple recently divulged new information on plans for its Mac operating system.

[theme : OPERATING SYSTEMS]

p.220 What's New

p.220 What's New

Sparcbook 3 ships with the Solaris OS; Face to Face provides real-time cross-platform document conferencing for PCs and Macs; and more.

[theme : NEW PRODUCTS]

COVER STORY

p.46 Componentware

p.46 Componentware

Component software, as exemplified by Visual Basic's custom controls, is succeeding where object-oriented computing has failed.

[theme : PROGRAMMING] [author : Jon Udell]

p.52 Object Wars

p.52 Object Wars

FEATURES

p.57 Extensible Software Systems

p.57 Extensible Software Systems

New programming tools are needed to develop software systems tha can be easily extended with new modules.

[theme : SOFTWARE DEVELOPMENT] [author : Dick Pountain and Clemens Szyperski]

p.58 Subtyping or Subclassing?

p.58 Subtyping or Subclassing?

p.60 Inheritance or Delegation?

p.60 Inheritance or Delegation?

p.67 The Computerized Patient Record

p.67 The Computerized Patient Record

Computerized patient records will improve health care and reduce costs.

[theme : INFORMATION PROCESSING] [author : Scott Wallace]

p.81 Desktop Data Conferencing

p.81 Desktop Data Conferencing

A new breed of multifunction DSP-based peripherals makes data conferencing inevitable and lays the groundwork for personal videoconferencing.

[theme : MULTIMEDIA] [author : Andrew W. Davis]

p.82 The High Cost of Videoconferencing

p.82 The High Cost of Videoconferencing

p.84 DSPs and the PC Mainstream

p.84 DSPs and the PC Mainstream

STATE OF THE ART

p.90 Wireless Gets Real

p.90 Wireless Gets Real

Buoyed by new products, services, and access standards, wide-area wireless communications is ready for prime time.

[theme : WIRELESS COMMUNICATIONS] [author : David A. Harvey and Richard Santalesa]

p.94 PCSes Are Coming

p.94 PCSes Are Coming

p.99 Universal Wireless Lan

p.99 Universal Wireless Lan

The IEEE brings order to the chaotic world of wireless LANs by agreeing upon a foundation protocol for media access.

[author : Cees Links and Wim Diepstraten and Vic Hayes]

p.102 The Evolution of a Standard

p.102 The Evolution of a Standard

p.113 Agents Away

p.113 Agents Away

Telescript provides the glue that lets personal communicators access the world. It could change the way you talk to the world.

[author : Peter Wayner]

p.118 Speaking the Same Language

p.118 Speaking the Same Language

REVIEWS

p.122 E-Mail from Afar

p.122 E-Mail from Afar

Lotus cc:Mail and Microsoft Mail provide the necessary E-mail tools for communicating with offices in far-flung locations. We liked both user interfaces, but cc:Mail is easier on the administrator.

[theme : COMMUNICATIONS] [author : Howard Eglowstein and Ben Smith]

p.124 E-Mail in Your Pocket

p.124 E-Mail in Your Pocket

p.126 Can PC E-Mail Be the Wrong Choice?

p.126 Can PC E-Mail Be the Wrong Choice?

p.133 Without Peer

p.133 Without Peer

Zenith Data Systems' new $999 Z-Stor Personal Server is a dedicated file server that makes sense for small workgroups. Bundled with Novell's Personal Netware, it almost installs itself on Ethernet LANs.

[theme : NETWORKS] [author : Barry Nance]

p.137 Poet in Motion

p.137 Poet in Motion

Poet 2.1 is a true object-oriented database that also includes all the features of a full-blown multiuser database: compound indexes, locks, even multilevel transactions. Grehan explains how programmers can use the same structures of C++ code to support the database.

[theme : PROGRAMMING]

p.145 Desktop Dictation

p.145 Desktop Dictation

The IBM Personal Dictation System brings computer-based dictation services to a mainstream corporate audience. With its support of voice input of system commands and its sophisticated dictation application, the system can support text entry in a fully "hands free" environment. Its accuracy and ease of use make the system viable for general business correspondence.

[theme : VOICE RECOGNITION] [author : Stanford Diehl]

p.146 Learning to Listen

p.146 Learning to Listen

p.149 Printer at Work

p.149 Printer at Work

The First At Work laser printer. Lexmark's WinWriter 600 provides good performance and an excellent user interface.

[theme : PRINTERS] [author : Ed Perratore]

p.157 Big-Screen Stars

p.157 Big-Screen Stars

Capable 21-inch monitors from Nanao and Nokia push resolution to a flicker-free 1600 by 1200 pixels. Both can support an 80-HZ refresh rate if you've got the right graphics card.

[theme : DISPLAY TECHNOLOGY] [author : Steve Apiki]

p.161 SITcomm Is Serious

p.161 SITcomm Is Serious

Apple Events support is one reason Thompson finds Aladdin Systems' SITcomm a standout among Mac communications packages.

[theme : COMMUNICATIONS] [author : Tom Thompson]

p.164 Lab Report: Head to Head: 71 Printers

p.164 Lab Report: Head to Head: 71 Printers

We use our PC and Mac printer tests to choose the best of today's laser, ink-jet, dot-matrix, and color printers for six important business applications.

[theme : PRINTERS] [author : Scott Higgs and Chandrika Mysore]

p.166 Best for General Business

p.166 Best for General Business

p.166 As We Went to Press

p.166 As We Went to Press

p.168 How We Tested

p.168 How We Tested

p.169 Best for Workgroups

p.169 Best for Workgroups

p.171 Best for CAD and DTP

p.171 Best for CAD and DTP

p.173 Best for Color

p.173 Best for Color

p.175 Best for Draft Quality

p.175 Best for Draft Quality

p.177 Best for Listings and Forms

p.177 Best for Listings and Forms

p.178 Honorable Mentions

p.178 Honorable Mentions

p.178 Dubious Achievements

p.178 Dubious Achievements

HANDS ON

p.187 Under the Hood: The Panose Typeface-Matching System

p.187 Under the Hood: The Panose Typeface-Matching System

A look at a font-matching system based on visual characteristics.

[theme : FONT MAPPING] [author : Scott Boggan and Michael De Laurentis]

p.193 Some Assembly Required: The Icon Programming Language

p.193 Some Assembly Required: The Icon Programming Language

Icon does string and structure processing and numerical computation.

[theme : PROGRAMMING] [author : Ralph E. Griswold]

p.201 Beyond DOS: IPX and NetBIOS for OS/2

p.201 Beyond DOS: IPX and NetBIOS for OS/2

Over-the-wire message passing with NetBIOS and IPX in an OS/2 environment.

[theme : NETWORKING] [author : Barry Nance]

OPINIONS

p.205 Pournelle: Crash, Bang - Quake

p.205 Pournelle: Crash, Bang - Quake

Jerry survives an earthquake, installs a LAN server, and gives out more User's Choice Awards.

[author : Jerry Pournelle]

p.41 Books and CD-ROMs: Entertaining Math Models

p.41 Books and CD-ROMs: Entertaining Math Models

Mathematical modeling, CD-ROM databases, computer ethics, and 3-D graphics libraries.

[author : Rick Cook and Lamont Wood and Dave Vislosky and Ben Smith]

p.278 Commentary: The Introversion of America

p.278 Commentary: The Introversion of America

Are virtual communities on the Internet taking the place of neighborhood communities?

[author : Tom R. Halfhill]

p.10 Editorial

p.10 Editorial

[author : Dennis Allen]

p.18 Letters

p.18 Letters

The data superhighway, the "real" reasons for technical-support calls, and environmental concern

p.156 Reader Survey

p.156 Reader Survey

READER SERVICE

p.276 Editorial Index by Company

p.276 Editorial Index by Company

p.272 Alphabetical Index to Advertisers

p.272 Alphabetical Index to Advertisers

p.274 Index to Advertisers by Product Category

p.274 Index to Advertisers by Product Category

Inquiry Reply Cards: 272A

p.231 BUYER'S GUIDE

p.231 BUYER'S GUIDE

Mail Order

Hardware/Software Showcase

Buyer's Mart

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