Editing Portable computer (section)

===Compaq Portable and competitors===
Although [[Columbia Data Products]]' [[MPC 1600]], "Multi Personal Computer" came out in the summer of 1982,<ref>[https://books.google.com/books?id=14Kfbrc6cbAC&pg=PA451 "Aboard the Columbia"], By Bill Machrone, Page 451, Jun 1983, ''PC Mag''</ref><ref>{{Cite web|url=https://www.computerhistory.org/revolution/personal-computers/17/302/1188|title = Columbia personal computer - CHM Revolution}}</ref> one of the first extensively [[IBM PC compatible]] computers was the [[Compaq Portable]]. [[Eagle Computer]] then came out with their offering.<ref>{{Cite web|url=https://www.computerhistory.org/revolution/personal-computers/17/302/1186|title = Eagle personal computer - CHM Revolution}}</ref> and [[Corona Data Systems]]'s PPC-400.,<ref>{{cite news | url=https://books.google.com/books?id=gy4EAAAAMBAJ&pg=PA15 | title=IBM wins disputes over PC copyrights | work=InfoWorld | date=1984-02-27 | access-date=23 July 2021 | author=Caruso, Denise | pages=15}}</ref> the "portable" [[Hyperion (computer)|Hyperion]] Computer System.<ref>{{Cite web|url=https://www.computerhistory.org/revolution/personal-computers/17/302/1189|title = Hyperion computer system - CHM Revolution}}</ref> Both Eagle Computer and Columbia were sued by IBM for copyright infringement of its BIOS. They settled and were forced to halt production. Neither the Columbia nor the Eagle were nearly as [[IBM PC DOS]] compatible as Compaq's offerings.