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PEN/GEOS 1.0 was the new name for PC/GEOS 2.0 when GeoWorks released it on 9 April 1992. PEN/GEOS 1.0 was a pioneering personal digital assistant (PDA) technology. [18] GEOS was also used in the low-end GeoBook laptop from Brother Industries and in several Nokia Communicator models (GEOS 3.0 in models 9000, 9110). PEN/GEOS 2.0 was released in ...
A flash drive (also thumb drive, memory stick, and pen drive/pendrive) [1] [note 1] is a data storage device that includes flash memory with an integrated USB interface. A typical USB drive is removable, rewritable, and smaller than an optical disc , and usually weighs less than 30 g (1 oz).
Pua Khein-Seng (Chinese: 潘健成; Pe̍h-ōe-jī: Phoaⁿ Kiān-sêng; born 29 June 1974, is the inventor of USB flash drive. In an interview with The Star, the CEO of Phison Electronics Corp based in Taiwan had incorporated the world's first single chip USB flash drive. He is regarded as the "father of pendrive". [2]
A flash drive is a portable computer drive that uses flash memory. Flash drives are the larger memory modules consisting of a number of flash chips. A flash chip is used to read the contents of a single cell, but it can write entire block of cells. They connect to a USB port [1] and function as a folder.
For example, the first commercial hard drive, IBM's RAMAC in 1957, supplied 3.75 MB for $34,500, or $9,200 per megabyte. In 1989, a 40 MB hard drive cost $1200, or $30/MB. And in 2018, 4 Tb drives sold for $75, or 1.9¢/GB, an improvement of 1.5 million since 1989 and 520 million since the RAMAC.
IBM was the first to market USB flash drives in North America, purchasing them from M-Systems and selling them under the IBM-brand label. These USB flash drives became available from IBM on December 15, 2000, and had a storage capacity of 8 MB, more than five times the capacity of the then-common floppy disks. [5]
Removal of stored data: anyone with physical access can erase all of the data held within the USB dead drop (via file deletion or disk formatting), or make it unusable by encrypting the data of the whole drive and hiding the key (see also the related topic of ransomware). Removal of the entire device: thieves can steal the USB drive itself. [15]
Windows for Pen Computing was the second major pen computing platform for x86 tablet PCs; GO Corporation released their operating system, PenPoint OS, shortly before Microsoft published Windows for Pen Computing 1.0 in 1992. [1] [2] The software features of Windows for Pen Computing 1.0 includes an on-screen keyboard, a notepad program for ...