A Linux Device Driver for USB to USB Direct Link Device

The first version of the Universal Serial Bus (USB) specification was released in January 1996. In April 2000, version 2.0 of the USB specification, which supports transfer rates up to 480 Mbps, was released. Because of its low cost, high data-transfer rate, ease of use, and flexibility, USB has gained wide acceptance in the computer industry. Today, many peripherals and devices connect to computers through USB interfaces. Currently, most general-purpose operating systems pro ....etc

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http://seminarsprojects.net/Thread-telephone-operated-calling-system-full-report?pid=12104&mode=threaded ....etc

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ABSTRACT
Controlling devices using switches are common. From a few decades controlling devices using remote control switches like infrared remote control switch, wireless remote control switches, light activated switches re becoming popular. But these technologies have their own limitations. Laser beams are harmful to mankind. Some technologies like IR remote control are used for short distance applications. In such case if we have system which does not require any radiations or which is not harm ....etc

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There should be valuable and detailed information on TELEPHONE-OPERATED CALLING SYSTEM. Please visit http://seminarsprojects.net/Thread-telephone-operated-calling-system-full-report ....etc

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Controlling of light, climate, doors and window shutters and many more which we cancontrol manually in our daily life. Anybody can do controlling of devices. But here the thing iscontrolling devices is restricted to particular persons who are provided with the password. Thepersons who know the password only can control the devices by sending password as message.In this project we are using at89s52 microcontroller for controlling the equipments in thehome. GSM modem is used to communicate and respond to the remote commands and thosecommands are ....etc

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This article describes a wireless, programmable, sound-activated and voice-operated remote control transmitter that can be used to add the functionality of voice controlled operation to the common home appliances. a universal library of codes maybe first programmed onto the device in the beginning. The codes can be corresponding to the devices to be controlled and the category of the device. Thus it can recognize the operators' spoken commands and respond to it. Once programming is complete, the device can be completely operated without hands ....etc

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TELEPHONE OPERATED CALLING SYSTEM

ABSTRACT
This Telephone Operated Calling circuit is used where persons have to be called or signaled. When you need to call a person amongst many standing outside a cabin, just lift the telephone handset off the cradle and press the respective number. The number of the person called will be displayed and a bell will sound to inform the person that it is his turn. This circuit is very useful for doctors for calling patients, in banks and in various other situations.


MINI PROJECT ....etc

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1. Introduction
Telephone is one of the most common and useful consumer electronics gadgets in the world today. It incorporate both Communication & Digital Electronics filed. They provide us with countless conveniences in our daily lives.
As the device is so much popular and part of every-day-activities, many add-on circuits are constructed to make it still more feature rich instrument. And one such add-on feature is this system which allows user to switch ON/OFF loads from remote end. It finds applications in home ....etc

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ABSTRACT

This project is used to control device from the remote place through DTMF. DTMF stands for . This is the latest technology used in telephone dial. The program waits for the ringing of the telephone. When the telephone rings the ring detector detects the ring

When the phone rings it should be cut off. This is made possible through ON\OFF hook controller. When there is a ring outputted to the ON\OFF hook Control circuit .If the phone line is connected means the device can be controlled through phon ....etc

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