SEMINAR ON JAVA RING : Java ring is a finger ring that contains a small microprocessor with built-in functionality to the user, a kind of smart cards are wearable on finger. Sun Microsystems Java Ring was introduced to their Java applications to a conference in 1998 and instead of a gemstone, an inexpensive microprocessor, which is contained in a stainless steel iButton running a Java virtual machine and preloaded with applets (small application program size). The rings were built by Dallas Semiconductor. Workstations at the conference had "ring readers" installed on them that downloaded information about the user registration system of the conference.
These data were then used to enable a range of personalized services. For example, a coffee robot according to the preferences of users, as it is downloaded when they broke the ring in a second drive ring. "Java is a ring very secure Java-powered electronic token with a continuous, real time clock and unalterable strong package, suitable for many applications. Jewel of the Java Ring is the Java iButton - a million transistors, single chip confidence microcomputer with a powerful Java virtual machine (JVM) housed in a rugged stainless steel and safer.

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