What is Communication?. The accurate transfer of information from a sender to a receiver. The sender or receiver can be People Animals or Machines.

What is What is Communication?Communication?

The accurate transfer of information from a sender to a receiver.

The sender or receiver can be

•People

•Animals or

•Machines

Person to personPerson to personCommunicationCommunication

Nonverbal CommunicationOur sensesBody language

Verbal Communication

Technological Enhancement

Animal CommunicationAnimal Communication

List as many methods of animal communication that you can think of.

Machine Machine CommunicationCommunication

Purposes of Purposes of CommunicationCommunication

Every message has a certain purpose. Communication systems are designed with five different goals in mind:

• To control

• To persuade• To entertain

• To educate

• To inform

Communication Communication SystemsSystems

FeedbackFeedbackHow do you know that the message you sent was received exactly as it was sent?

The Communication The Communication ProcessProcess

InputDesired Result

Speaking

Writing

Audio Tapes

Other methods

OutputActual

Message Received

Person To Person Communication

What the senders wishes to communicate

Yak

Yak

Yak

Yak

The Communication ProcessThe Communication Process

InputSpeakingWriting

Audio TapesOther methods

Output

Person To Person Communication

Yak

Yak

Yak

Yak

Find out what was actually received

The Communication ProcessThe Communication Process

InputTelephone

NetworkOutput

Communication Systems: Telephones

Person receiving provides feedback to person speaking

Actual message heard by the person on the receiving end

Provides Feedback

Communicate Desired Message

The Communication ProcessThe Communication Process

InputReporters

Camera PersonsTV Transmitter

Antenna

Output

Communication Systems: TV/News Broadcast

Survey, Polls,viewer responses

Actual broadcast received by viewers

Provides Feedback

Communicate Current News

The Communication ProcessThe Communication Process

Input Printing Press,Ink,

Prepared Copy

Output

Communication Systems: Newspaper Printing

Press Operatorchecks Quality

by inspecting paper

Actual Newspaper

Provides Feedback

To print a newspaper of high quality

The Communication ProcessThe Communication ProcessEvery communication process includes five parts:

1) A way of encoding the message (preparing it for transmission)

2) A means of transmitting the message

3) A channel or route which the message takes

4) A receiver which accepts the message

5) A way of decoding the message (turning it into a forum which is understandable to the user)

The Communication ProcessThe Communication Process

Input

Desired Messageat source

OutputActual

Message at destination

System Model: Communication System

MonitorFeedback

Encoder

Transmitter

Channel

Receiver

Decoder

Communication By DesignCommunication By Design

Is the message

being sent

Is the content of

the message

Is the message intended to reach

Shall the message be sent

Of a budget

is allowed

Monitoring and Monitoring and Evaluating the MessageEvaluating the Message

SummarySummary

To have effective communication, we must be sure that the message we have transmitted has been received and understood.

Just saying something to someone does not mean that we have communicated.