altair 8800b

Original article: http://inventors.about.com/library/weekly/aa033099.htm On August 12,198 1, IBM introduced its new revolution in a box,"Personal Computer"Complete with a brand new operating system from Microsoft and a 16-bit computer operating system called MS-DOS 1.0. In 1980, IBM first approached Bill Gates and Microsoft, to discuss the state of home computers and Microsoft products. gates gave IBM a few ideas on what wocould make a great home computer, among them to have basic written in

the subsequent construction of the network process, will have a good penetration and coverage effect. Two division The spectrum of both FDD and TDD is plentiful, and TDD and FDD have raised a big question in addition to realizing that the telecommunications authority has turned its hands on the cloud as a means of rain. Is it to make the two standards go hand in hand, to develop together, or to generate several carriers to share the frequency bands? In addition, which faction will China Telecom

Cat. That is ue-category, according to the definition of 3GPP, ue-category is divided into 1~10 a total of 10 levels, of which cat.1-5 is R8 definition, cat.6-8 is R10 definition, cat.9-10 is R11 definition. As shown above, ue-category mainly defines the upper and lower line rates that the UE terminal can support. The cat.0 is an LTE terminal grade that is written to the 3GPP rel.12 Standard and supports a lower-rate, lower-power version. cat.0 and Cat.1 are all pointing to the vast IoT market