【正文】 xel display, Windows CE 。 weight is ounces。 price is about US$650. The systems runs for about 15 hours on two A batteries. [] ? Microsoft ships Windows CE for handheld microputers. [] [] November ? Apple Computer unveils the MessagePad 20xx puter. It features 1 MB DRAM, 5 MB Flash RAM, 2 Type II PC Card slots, backlit 480x320 100 dpi display, size x inches, Newton OS , pound weight, and MHz StrongARM 110 RISC processor. It runs on four AA batteries. [] [] ? Compaq Computer ships the Compaq PC Companion handheld puter. It features a Hitachi SH3 processor, 480x240 pixel backlit LCD, one Type 2 PC Card slot, 26 MB RAM, 4 MB ROM with Windows CE, IrDA port, keyboard. Size is x x 1 inches, weight is pounds, price is about US$500700. The system runs on 2 AA batteries for up to 20 hours, [] [] [] ? NEC Computer Systems introduces the NEC MobilePro 400 handheld puter. It features NEC VR 4104 processor, 480x240 LCD screen, one 2 PC Card, 4 MB RAM, 70: 8 MB ROM with Windows CE, IrDA port, keyboard. Size is x x 1 inches。 price is about US$20xx. [] 1991 (month unknown) ? Apple Computer petitions the FCC to allocate a 40 MHz wide band of frequencies for use with its personal digital assistants. [] September ? Chips amp。幾個有特色的機型基本又有著不同方面的缺陷使得我不知道如何對他們歸類。另一個缺點 sd 插槽必須打補丁后才可以支持 SDIO。此外它首先創(chuàng)造了雙擴展， cf 和 sD.。 RAM/ROM: 8MB/2MB FLASH 尺寸 : x x (cm) 重量 : 193g 外殼 :硬塑料 電池 :內(nèi)置鋰電 通訊 :串口同步 /紅外 Palm IIIc 是 Palm公司 20xx 年 2 月 22 日發(fā)布的最新產(chǎn)品，是該公司第一款帶彩顯的掌上電腦。令人興奮的是，連同步底座都是透明的霧白色。 RAM/ROM: 2MB/2MB Flash 尺寸 : x X 1(cm) 重量 : 113g 外殼 :鋁合金 電池 :內(nèi)置鋰電 通訊 :串口同步 /紅外 PalmV 是 Palm掌上電腦家族中體積最輕巧的一款。這是第一款擁有紅外線的 palm 機型，從此之后 palm 開始可以同手機和 palm 之間進行數(shù)據(jù)交換。無背光 處理器 : MOTOROLA Dragonball 16MHz 操作系統(tǒng) : PalmOS RAM: 128KB 尺寸 : 12 x x (cm) 重量 : 162g 通訊 :串口同步 提起 palm我們不得不提起 palm pilot1000,這個第一部的 palmpilot 電腦使用的是 Hawkins和 Dubinsky 自己開發(fā)的 Palm OS 操作系統(tǒng)，只有 128K 內(nèi)存。直至今天， palm， sony， handspring 仍然不斷開發(fā)出新的功能和特性 的機型， 20xx 就有十幾款新機型上市，引人注目的有 sony 的有著藍牙， wifi和鍵盤的 ux 50， handspring 的 tero 600智能手機， palm 公司的 Tungsten T3， Tungsten E 等。 真正意義的現(xiàn)代 palm——Palm III(1998) 圖為： Palm III 掌上電腦 顯示屏幕 :單色 STN。 順便提一下 palm III 對中文使用者來說是第一款真正用使用意義的機器， 2m 的 RAM 在裝入中文系統(tǒng)后還會有幾百 k 的剩余空間，親切的中文終于能顯示在 palm上面了。相信今天還有一些朋友手中擁有升級過的 8MB 的 Palm V 吧。另一方面 handspring 在 visor delux 上加上了 Springboard 擴展技術(shù)，不斷出現(xiàn)了各種的springboard 模塊如內(nèi)存模塊， minijam mp3 模塊， sondgoodmp3 模塊， visorphone 手機模塊，Magri Presenter2Go 簡報模塊， eyemodule 相機模塊， Xir 56k modem 模塊， Xir WIFI模塊， magellan gps 模塊， redm blade 藍牙模塊， InnoPak/2v 振動提醒加內(nèi)存模塊，特別值得一提的模塊的領(lǐng)域中也有西安的笨鳥 benbird 大俠開發(fā)的 cf 擴展模塊，能方便將可以使用的內(nèi)存拓展到你的 cf 卡那么大，功能多樣化的模塊將 visor 的應(yīng)用領(lǐng)域極大的擴展。另外，彩色屏幕帶來的不太長的使用時間，串口同步的較慢的同步速度就是個問題。 近于完美 —— tero 90 圖為： Handspring Tero 90 掌上電腦 處理器 : Motorola DragonBall VZ 33 MHz 操作系統(tǒng) : Palm OS 顯示屏幕 :分辨率 :160x反射式背光彩色屏幕 /16 位 64K真彩 。 提到歷史似乎就停不下了，有人說 ppc 是炫目的情人，而 palm 卻是老婆，你怎么想 ?希望擁有自己的一臺 palm 嗎？等待著你，加入“胖”的行列！ Chronology of Handheld Computers Copyright 169。 price is US$425. [] 1992 January 9 ? At the Winter Consumer Electronics Show, Apple Computer chairman John Sculley coins the term Personal Digital Assistant, referring to handheld puters that typically operate via a stylus on a LCD display. Sculley announces that Apple will enter the consumerelectronics market by the end of the year. [] [] [] (month unknown) ? Apple Computer and Sharp announce an agreement to codevelop a personal digital assistant, based on Apple’s software and Sharp’s hardware. [] ? At the Spring Consumer Electronics Show, Apple Computer announces the Newton pen input device. Features include: multitasking NewtOS operating system, ARM 610 processor, one PCMCIA card slot, 7 1/2 x 3 1/2 inch size, 3 x 6 inch screen, and weight of under one pound. [] [] October 14 ? At the Microprocessor Forum, ATamp。 size is x x inches。 size is x x inches. [] ? At the Fall Comdex show, Philips Mobile Computing Group introduces the Philips Velo 500 handheld puter. It features 16MB RAM, 16MB ROM, 75MHz 32bit MIPSbased Philips PR31700 RISC processor, two AA batteries or a nickelmetalhydride battery pack (lasting about 1215 hours), diagonal 640x240 pixel 16shade monochrome LCD display, two Miniature Card slots, 61key keyboard, modem, and Windows CE . Weight is ounces。 price is about US$1000. [] ? At the Fall Comdex, Sharp Electronics announces the Sharp Mobilon HC4500C handheld PC. It features 256color LCD display, 16MB RAM, fax/modem, one Type II PC Card slot, lithium ion battery pack, keyboard, and Windows CE . Price is about US$1000. [] ? At the Fall Comdex, Sharp Electronics announces the Sharp Mobilon HC4000 handheld PC. It features 4MB RAM, fax/modem, one Type II PC Card slot, runs on two AA batteries for about 25 hours, keyboard, and Windows CE . Price is about US$600. [] ? At the Fall Comdex, Sharp Electronics announces the Sharp Mobilon HC4100 handheld PC. It features 12MB RAM, fax/modem, one Type II PC Card slot, runs on two AA batteries for about 25 hours, keyboard, and Windows CE . Price is about US$700. [] ? HewlettPackard introduces the HP 320LX Palmtop PC. It features Windows CE , x inch 640x240 pixel 16shade grayscale LCD display, 4MB RAM, stylus, keyboard, PC Card slot, CompactFlash slot, and is powered by two AA batteries. Size is 7,2 x x inches。 price is US$699. [] ? Palm Computing introduces the PalmPilot professional handheld PC. It features Palm OS , x inch 160x160 pixel monochrome LCD display, 1MB RAM, stylus, two AAA batteries. Size is x x inches。 price is about US$1150. [] ? Casio introduces the Casio Cassiopeia A20 handheld puter. It features Windows CE , 8MB RAM, 8MB ROM, wide 640x240 pixel 4grayscale display, keyboard, serial port, Type II PC Card slot, Compact Flash car