The minute radio IC tip/chip which is utilized in the identification of the object. Itself information of the identification code and the like is recorded, uses radio wave and has the ability sending and receiving to do the management system and information. As for the RFID tag research was advanced as the commodity identification management engineering which is substituted to bar-code in the industry, but when promoting the IT conversion automation of society not being limited to that, attention has increased as a basis technology.

At several cm sizes which are superior in anti- environmental characteristic, you grasp the RFID tag with radio wave and the electromagnetic wave communicate with the vessel. Recently also the available tag has appeared semipermanently it does not have the electric battery due to the non contact transfer of power technology from antenna side. The form of the RFID tag label type, card type, coin type and stick type etc it is various, it selects according to use. Communication range are several m ones from several mm ones, is used properly this according to use.

When the information system is introduced, it offers to the bender to which the user desires payment, summary of the introduction system and the document which describes supply condition.

Summary and request item of the system such as hardware and software and the service which it needs, guarantee business matter and contract item etc are described, the bender draws up the proposition book on the basis of this. The user appraises the proposition book of the bender, concludes contract, supplies the hardware and the software and the staff etc.

So far in information system industry, it was bothered in oral promise and confusion on of the development site which is in accordance with ambiguous order and occurrence of dispute, lag and system failure etc of payment date. In advance by the fact that supply condition and contractual coverage are made clear via RFP, importance of the thing which prevents such confusion beforehand is being observed.

RGB <RGB color model>

Reading: Earl Gee B
Full spelling: Red-Green-Blue
Alias:
RGB color model
Field:
Imaging > expression of color > RGB

One of the notation which is used the occasion where color is expressed with computer. It expresses color red (R) green (G) blue (B) as combination of three colors. These 3 colors are called primary colors of light, can express all colors with this combination.

RGBA <RGBA color model>

Reading: Earl Gee B a
Full spelling: Red-Green-Blue-Alpha
Alias:
RGBA color model
Field:
Imaging > expression of color > RGBA