comunication
by marsal abdaly 65i
Braille
Each cell represents a letter
Different versions of braille
Invented by Louis Braille 1809
Teacher of the blind
Used in other languages like Chinese
Used by blind people
- Louis Braille 1839
- Teacher of the blind
- He was blind
- Chinese braille, maths and chess too
Body language
- Non-verbal communication
- Use it without realising
- 'leakages'
- Mouthguard - said something wrong
- Shoulder shrug - don't know something
- Ring - ok
- Collar pull - stress
- Thumbs up - positive
- Rubbing hands - expecting something good to happen
- Gestures can be most direct from of body language signals
- Thumbs up and thumbs down
- Show happy, sad emotion
Sign Language
Deaf
Different signs
Action for each letter
- 5th century BC
- 19th century sign language was just letters
- Each country has its own form of SL
- Use your hands, doesn’t need you to talk
- A gestural form of communication
- Widely used today
- 5th century BC
- 19th century sign language was just letters
- Each country has its own form of SL
- Use your hands, doesn’t need you to talk
- A gestural form of communication
- Widely used today
uses hands
Semaphore flags
- Square that is red and yellow
- Dress the ships for ceremonies
- Navy
- Signalling system
- Marine signal flags
- Short messages
- Alphabet signalling system
- 8 different positions
- Square - red and yellow
- Maritime - navy uses it.
- Sailors use it to communicate to other ships
- Flag signalling system wave a pair of hand held flags
- Still used today
morse code
- 1836 Samuel Morse demonstrated morse code
- Electrical signals
- Used in war, shipping, military
- Dots and dashes
- Each letter has a different pattern
- Transmit text info
- Used a lot in WW2
- Not used anymore
- Dash and dots
- Dots are shorter and dashes are longer
- Pilots, air traffic controllers and blind people use it.
- It is heard
- Not often used today
- Communication now relies more on satellites