PC Card
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PC Card is a technical standard specifying an expansion card interface for laptops and PDAs. The PCMCIA originally introduced the 16-bit ISA-based PCMCIA Card in 1990, but renamed it to PC Card in Mar
A PC Card, showing the side where it connects to a computer
Various PC Cards, from left to right: • ISDN PC Card • ITU-T V.90 modem CardBus PC Card • CompactFlash (CF) adapter PC Card • SCSI II PC Card
Parallel port Ethernet adapters were commonly used before PC Cards. This is an Accton Etherpocket-SP parallel port Ethernet adapter (c. 1990). Supports both coaxial (10BASE2) and twisted pair (10BASE-T) cables. Power is drawn from a PS/2 port passthrough cable.
16-bit Type II PC Card: IBM V.34 data/fax modem, manufactured by TDK
Laptop
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A laptop is a portable personal computer. Laptops typically have a clamshell form factor with a flat-panel screen on the inside of the upper lid and an alphanumeric keyboard and pointing device on the
A variety of laptops. Clockwise from top left: A 2021 MacBook Pro by Apple Inc.; a 2019 Microsoft Surface Pro 7 with detachable hinge (left) and a 2018 Dell XPS 15 9570 with 360 degree hinge (right); a 2014 ThinkPad Helix by Lenovo with detachable screen; and a 2014 Acer Chromebook 11
Alan Kay holding the mockup of his Dynabook concept in 2008
IBM 5100 (1975)
The Epson HX-20, the first "notebook computer", was invented in 1980 and introduced in 1982.