掌上电脑发展编年史（英文版）

日期：2008年5月11日作者：清风网络学院查看:[大字体中字体小字体]

Hewlett-Packard introduces the HP Jornada 680 handheld computer. It features 13 MHz Hitachi SH-3 processor, 16 MB RAM, 16 MB ROM, 6.5 inch 640x240 256-color LCD display, V.90 modem, Windows CE Handheld PC Professional v3.0. Size is 1.3 x 7.4 x 3.7 inches; 1.1 pounds; price is US$899. Lithium ion battery life is about 8 hours. [77.59]
Palm Computing releases the 3Com Palm IIIe handheld computer. It features 2-MB RAM, Palm OS 3.1, and reverse backlit LCD touchscreen. Size is 4.6 x 3.8 x 0.8 inches; weight is 5.8 ounces, and it uses two AAA batteries. Price is US$229. [50.66] [62.44] [107.85]
Casio releases the Cassiopeia E-100 handheld computer. It features131-MHz NEC VR4121 processor, 16-MB RAM, one Type II CompactFlash slot, Windows CE 2.11, 3.1 x 2.4 inch active-matrix TFT 65536-color backlit display, infrared port, microphone, speaker, serial port. Price is about US$500; size is 5.1 x 3.3 x 0.8 inches; weight is 9 ounces. Lithium ion battery powers the unit for 6-8 hours. [109.43]
VTech Information releases the VTech Helio PDA. It features 4-MB RAM, VT-OS 1.1 operating system, microphone, 75-MHz 32-bit RISC processor, 16-shade grayscale display. Price is US$199. [109.42]

September

Handspring releases the Handspring Visor Deluxe hand-held computer. It features 16-MHz Motorola Dragonball EZ processor, 8-MB RAM, 2-MB ROM, Springboard expansion slot, Palm OS 3.1, 2.1 x 2.1 inch passive matrix 16-shade grayscale backlit display, infrared port, microphone, USB port. Two AAA alkaline batteries power the unit for about two months. Price is about US$250; size is 4.8 x 3.0 x 0.6 inches; weight is 6 ounces. [109.41] [118.76] [119.44]

(month unknown)

Psion introduces the Psion Revo personal digital assistant. It features 8 MB RAM, 36 MHz ARM 710T RISC processor, 53-key keyboard, 1.5 x 4.5 inch monochrome 480x160 pixel touchscreen, 8 MB ROM, Symbian EPOC32 v5.0 operating system, 19.2 Kbps modem. The system operates for about 14 hours on nickel hydride batteries. Size is 0.8 x 6 x 3 inches; weight is 7.8 ounces. [79.49]
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