【正文】 inches。 Sanyo introduces the PHC8000 handheld puter. It features a NSC800 CMOS microprocessor, 24 KB ROM, 4 KB RAM, oneline LCD screen, optional I/O unit PHC8010 allows connection to video monitor and microcassette recorder and adds 14 KB ROM and 22 KB RAM. [] At the Japan Microputer Show, Casio shows the Casio FP 200 handheld microputer. It features 8line x 20 character display, 8 KB RAM, 32 KB ROM, for about US$300. [] Radio Shack introduces the PC3 pocket puter. It features 24character LCD, KB RAM, 4 ounce weight, for US$. [] price is about US$200. Optional addon FA10 color printer/plotter costs about US$250. Optional addon CM1 microcassette module costs about US$90. [] 1989(month unknown) Apple Computer petitions the FCC to allocate a 40 MHz wide band of frequencies for use with its personal digital assistants. [] September HewlettPackard introduces the HP 95LX handheld puter. It runs MSDOS , includes Lotus 123 in 1 MB of ROM, displays MDA graphics, and weighs 11 ounces. 512 KB RAM is standard, with optional 128 KB and 512 KB RAM cards. Two AA batteries can power the system for six weeks. Price is US$699. [] 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) T Microelectronics unveils its Hobbit processor, implementing the CRISP architecture. Formal name of the processor is ATT92010. Processor speed is 2030 MHz, depending on voltage. Price is US$35 in quantities of 10,000. [] Apple Computer shows off test versions of its Newton Personal Digital Assistants at the Winter Consumer Electronics Show. [2] March VLSI Technology and Intel announce the Polar processor chip set for handheld puters. The VI86C300 integrated processor controller incorporates a 386 processor core with 2 KB cache, memory controller, LCD controller, andgraphics accelerator. The VI86C100 multiple peripheral controller includes support for peripherals typically used in handheld systems. Speed is 33 MHz. Price is US$50 in quantities of 10,000. [68] October At the Microprocessor Forum, Advanced Micro Devices announces the Am386SC processor for handheld puters. Operating speed is up to 33 MHz, operating at Volts. Price is US$49 in 10,000 unit quantities. [69] December 31 Apple Computer introduces an improved Newton MessagePad 100. It is physically identical to the previously released model, but contains improved software. Price is US$499. [2] [] [] [14] (month unknown) Shipments of handheld PCs for the year: 390,000. [] 1995January Shipments of smart handheld devices in the US for the year: million. World shipments: million. [] ( million in US []) 1996January NEC Electronics begins shipping its R4101 processor for personal digital assistants. The chip includes a 33 MHz 4100 processor core, 2 KB instruction cache, 1 KB data cache, realtime clock, DMA controller, audio driver, and interfaces for serial port, keyboard, infrared, and touchscreen interfaces. [] September 16 price is about US$650. The systems runs for about 15 hours on two A batteries. [] 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。 Apple Computer unveils the eMate 300 mobile puter. [] Worldwide handheld puter sales: about million. [] ( million []) 1997(month unknown) Apple Computer releases the Apple eMate 300. It features 25MHz ARM 710a processor, 3MB RAM, 480x320 pixel backlit grayscale screen, Newton operating system. Price is US$799. [] September size is x x inches。 Franklin Electronic Publishers introduces the Franklin Rex3DS PC Companion PDA. It features Type II PC Card, two lithium batteries for about six months use, storage for 3000 contacts/tasks/appointments, 9 lines by 32 characters x inch monochrome LCD display, five buttons. Price is about US$180. [] Nokia introduces the Nokia 9000i Communicator, bining handheld PC, digital cell phone, and fax. It features x inch LCD screen, QWERTY keyboard, GeoWorks operating system, Intel 24MHz 386 procesor, and 8MB RAM. Price is US$8501000 plus monthly cell phone charge。 weight is ounces。 Geofox introduces the GeofoxOne Professional handheld PC. It features Psion EPOC32 operating system, PC Card modem, one Type II PC Card slot, about 25 hour battery life, diagonal 640x320 monochrome LCD display. Weight is ounces。 price is about US$640. [] [] [] price is US$699. [] price is about US$1000. [] 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。 weight is ounces。 price is US$999. [] 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。 weight is ounces。 price is US$399. [] 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 card slot, and two AA batteries or litium ion battery pack. Price is about US$600。 Shipments of Windows CE devices during the year: 430,000. [] Apple Computer ceases development of its Newton operating system and Newton OSbased products. [] Handheld PC market share: 3Com (Palm) 59%, Sharp 17%, HP 13%. [] March 31 weight is ounces. It operates for about 10 hours on AAA recha