Go wireless for a wires free home

January 08, 2011  //  Posted by: cooldude  //  Category: Wireless

Gone are the days when electronic connectivity at home required the long cumbersome wires. The look of the walls gets crowded with too many wires connected here and there. It is time to get wireless to be a hassle free techie.

It is convenient to have wireless connections, as well as have good mobility. Since phones are a basic requirement, its best to have cordless phones that are battery operated. This frees you from the hassle of landline wires. And plus you can move around any part of the house and be over the phone.

Even for internet connectivity, gone are those days when we had to be hooked to our computer desktops. With laptops and net books you can have wireless computers at home. As for internet connection, the data cards and the 3G modems provide a wireless connection. The home theatre systems and speakers and sensors can also be wireless with the help of wireless routers. So go wireless and be connected.

Wideband Sigma Delta PLL Modulator

May 28, 2010  //  Posted by: qwcdirect  //  Category: Technology, Wireless

Due to the increased challenges faced by wireless transceiver designs such as GPRS and HSCSD has brought about the need to have two major requirements in mobile application. These are efficient utilization of frequency spectrum and fast switching high for data rates. This can be attained by use of Wideband Sigma Delta PLL Modulator which is capable of synthesizing frequencies at channel spacing in less time than the reference frequency.

The Wideband Sigma Delta PLL modulator is based on PLL fractional synthesis techniques and the Sigma-Delta modulation. These techniques randomize fractional N spurs and suppress the Sigma-Delta noise at low frequencies thus allowing for wider bandwidth. The technology eliminates the spurs that generate high tones associated with Fractional-n PLL by randomizing the frequency division ratio. Low power and low area techniques have been used to modify the Sigma Delta technique thus reducing the total power consumption in every operation. By use of this technology, the reference frequency will be increased and in turn this will reduce the PLL’s locking time.

Evolution of wireless remote control

November 26, 2009  //  Posted by: Techie  //  Category: Electronics, Gadgets, Wireless

Wireless, Remote ControlYou are now able to switch channels with the remote control due to the invention of wireless remote control system which was introduced by Nicolas Tesla. The first machine which employed the wireless remote control system was used for the military. Later with the research and advancements different gadgets were introduced to serve the purpose of mankind. The invention of radio was based on his findings and invention in the early days. Following his inventions many eminent scientists developed the Wi-Fi technology which is considered as the latest advancement in the field of science and technology.

These technologies help you to sit in your place and operate the latest gadgets. Wireless remote control system has many advantages. The different applications of wireless remote control systems include mobile phones, radios, DVD players and wireless TV remotes. The latest inventions of mankind in the field of science includes the tube lights, toys, showers and home theatres which employ the wireless remote control technology.