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PC/AT compatible machine
Reading: Tweet the sea a tea can coming
Alias:
AT compatible machine, AT compatible machine
Field:
Personal computer > product > PC/AT compatible machine
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General term of the personal computer which the IBM corporation sells in 1984 and the personal computer which has compatibility. Spreading it is to be wide as a de facto standard of personal computer standard, the majority of the present personal computers is the PC/AT compatible machine excluding small-numbered exception such as Macintosh. Because the part which the various manufacturers in the world adjust to this standard has been produced, the product which is corresponding is many, price being cheap is a special feature. In order to load the x86 interchangeable there are also times when it is called the Intel based system. There is many a thing which uses MS-DOS or the Windows series of the Microsoft corporation preponderantly in OS, but it is possible also such as BeOS and Linux and FreeBSD to operate other OS.
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PCAV <Partial CAV>
Reading: Tweet the sea a buoy
Full spelling: Partial Constant Angular Velocity
Field:
Storage > structure > PCAV
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At one of roll control systems of disk drive, the inside perimeter of the disk CAV (angular velocity uniformity) with system, outer circle CLV (linear velocity uniformity) the system which is accessed with system.
High speed with the system which is used with speed of reading and writing in the inside perimeter part becomes the [re] [te] slow in comparison with the peripheral part, but rpm is held down by decreasing the performance of the inside perimeter part, stability of the high-speed entry time has increased.
In addition, recording rate or rpm taking whichever place, in order to change smoothly, the case where entry speed changes there is a merit that either the gap due to the writing patch does not occur. |
PC Card <PC card>
Alias:
PC Card Standard
Field:
Mobile > personal computer > PC card > PC Card
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American PCMCIA and Japanese JEIDA being joint, it decided, standardized standard of the extended card for the notebook PC. It is utilized in the flash memory card and the hard disk, the SCSI card, the LAN card and the modem card etc. JEIDA it hit to the succession standard of 4.2 and PCMCIA 2.0, the bus of support of the multiple functional card which had plural functions with 1 and strengthening and (the channel) specification such as the adoption of CardBus which is and support of 3.3V drive was added. As for PC card standard Type I, Type II, there are three types of Type III depending upon the thickness of the card. Type is used in the memory card and the like. Type II with thickness 5mm, to be widest is the type which has spread. Type III with thickness 10.5mm, is used in the hard disk and the like.
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PC Card Standard <PC card>
Alias:
PC Card
Field:
Mobile > personal computer > PC card > PC Card Standard |
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American PCMCIA and Japanese JEIDA being joint, it decided, standardized standard of the extended card for the notebook PC. It is utilized in the flash memory card and the hard disk, the SCSI card, the LAN card and the modem card etc. JEIDA it hit to the succession standard of 4.2 and PCMCIA 2.0, the bus of support of the multiple functional card which had plural functions with 1 and strengthening and 32 bit width of control of electric power function specification such as the adoption of CardBus which is and support of 3.3V drive was added. As for PC card standard Type I, Type II, there are three types of Type III depending upon the thickness of the card. Type I with thickness 3.3mm, is used in the memory card and the like. Type II with thickness 5mm, to be widest is the type which has spread. |
PC Engine <PC engine>
Field:
Multimedia > game > game machine for home > PC Engine
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The game machine for home which NEC foam/home electronics sells in 1987. Graphics and sound it was announced to the time when the Nintendo Co. is proud of preponderant share, compared to the high performance as the game machine for home of the next generation.
The game software of PC Engine at the beginning was supplied with the ROM cartridge of IC card type, “HuCARD”, but the external CD-ROM drive for PC Engine was sold afterwards. This “CD-ROM2” as for the system with the game system for home which uses the world first CD-ROM, as for many of the conception those whose foresight characteristic is high to be many, such as carrying of the game and the saving data which utilize the bulk data of the optical disk, simultaneous play with the group of people 3 or more and the conception which is called there are some which are close to the specification conception of the present play station and the like
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