1. IOT POLY ENGINEERING 2-1 Now, work with a partner to add at least 3 more communication technologies to each column. October 28, 2009 1.Recreate the following chart in your notebook. 2.Place each of the 4 technologies below into the appropriate column. Telephone T.V. Remote Alarm Clock Thermostat

2. IOT POLY ENGINEERING 2-1 Communication Technology GPS T.V. Text Msg. Video Game Controller Car Alarm Traffic Light AutoCAD Remote Car Locking What did you distinguish? Motion Sensor Light

3. IOT POLY ENGINEERING 2-1 1.Information is an essential resource for design (1 of the 7 inputs). 2.Communication technology significantly impacts the way we live. Communication Technology Main Ideas:

4. IOT POLY ENGINEERING 2-1 Technology has changed the nature of communication in our society. What are some ways contemporary communication impacts your life? Communication Technology

5. IOT POLY ENGINEERING 2-1 Worldwide market of cell phone users has outstripped all predictions. A world population of 6.9 Billion How many cell phones? Communication Technology

6. IOT POLY ENGINEERING 2-1 3.3 Billion Cell Phone Users Worldwide At end of 2007: 48% of World Population What is Communication Technology?

7. IOT POLY ENGINEERING 2-1 –Goals Inform Persuade Entertain Control Manage Educate –Inputs Source of Communication –Processes Encoder Transmitter Receiver Decoder Storage Retrieval –Outputs Message to the destination –Feedback and Control Reversing the communication line INPUTS PROCESSESOUTPUTS GOALS FEEDBACK Control Communication Technology Not always

8. IOT POLY ENGINEERING 2-1 INPUTS PROCESSESOUTPUTS GOALS FEEDBACK Control Communication Technology Transmitted Communication Encoder Transmitter Receiver Decoder Storage Retrieval Received Communication Input Process Output SOURCE DESTINATION TECHNOLOGY Inform Persuade Entertain Control Manage Educate

9. IOT POLY ENGINEERING 2-1 Telephone Communication One of the simplest devices in your house You speak into the microphone Input Processes Friend hears voice in receiver Output Encoder Transmitter Receiver Decoder Storage Retrieval Microphone – converts sound energy of voice into electrical energy (encodes)Wires – the electrical energy travels from your phone, via exchanges, to your friend’sReceiver – friend’s earpiece speaker converts the electrical energy back to soundAnswering Machine – friend isn’t home, and this machine stores your communicationPlay Button – friend gets home, presses play, hears your recorded voice What part of this technology system is an example of Human to Machine communication?

10. IOT POLY ENGINEERING 2-1 Homework LETTER THIS ASSIGNMENT 1.Classify the following as Radio, T.V., Cell Phone, Internet, GPS, Remote Control 2.Explain your classification. 3.Analyze the components of each of those 6 communication technologies, including the goal, source, encoder, transmitter, receiver, decoder, storage, retrieval, and destination.