Have you ever wanted to be a TV reporter ? I do wanted to report something from my locality. Till now the problem was that to be a reporter you need to have access to a costly professional camera. Assume you have a camera, who will air it. Now with online video sharing websites you can be a reporter with out investment. All you need is a story to report. And Im sure its not hard finding a story. Internet reporters can focus on...

A scene at Kollam railway station on a rainy morning.

Now is the best time to make a short movie because of the following reasons. With the advent of cheap digital cameras movie making has become affordable to everyone. All that you need is a good script and the talent to direct it. A DV camera can be rented for below 1000 Rs for a day. With the advanced editing softwares, you need not pay too much attention to the lighting and audio part of the movie, since you can edit it at any...

Both are similar in many ways, but SS7 is more powerful and core to the network. PRI is a subset of SS7. ISDN PRI link must directly be connected to switch. It has no capability to route the call intelligently. Using SS7 every node in the network can be accessed. Nodes need not be connected directly, SS7 has got built in intelligence to redirect packets to the correct destination. ISDN PRI is divided into Transport (B) channels...

This is the wibree stack. Image taken from wibree website.

Wibree is known as Ultra low power bluetooth technology, with its adoption by the bluetooth SIG. Its hardware implementation has a stand alone wibree chip and a dual mode chip which has wibree and bluetooth technologies in it. The single mode devices will be the low power devices like the remote control handset and the sensor that will be used to transmit a patients vital signals wirelessley. The dual more chipset will be used...

Wibree achieves the low power usage by sleeping whenever its not transmitting. The main usage scenarios of wibree are such that only very little data is transmitted and that too once in a while. Think of a remote wibree remote control for your TV. The remote usage is very low compared to the idle time. Similarly a wibree sensor network will only be transferring data in small volumes and limited cycles. The device will be sleeping...