Abstract
With the trends of information society of human developments, technology products has already came into people's lives and become more and more. Such as cell phones, computers and other technology products has became basically and popularity. The cell phone is a high-tech communications equipment. In addition to calling, SMS is also a major function of cell phones.
SMS’s most feature is that you needn’t make a call, between people and people will be able to communicate and transmit information also,and could get more information. And the computer as a powerful medium of receiving and processing information, play a decisive role in modern society. Simple communication between people and people can not meet people's daily needs, people hope that through the SMS connected computer for more information. And how to connect the mobile phones and computers to receive and process information more convenient and intuitive,became a reality problem. Thus, GSM Modem came into being. GSM Modem can connect computer through the serial port,achieving the exchange of SMS and computer, So that people can use mobile phones via the computer and handle more information. In reality,every school system have a lot of information is required by teachers,for example,invigilate time in term end,etc.At past,teachers need found information through computer,but now, Through the process,teacher can find this information through SMS.
Here,the VC program I designed can connect the SMS and computer,to inquiry invigilate time in term end information by sending SMS. This procedure applies to all kinds of information’s inquiry, possess universal practical significance.
