martes, 1 de diciembre de 2009

Digital Television

by Anabel Montero and Katherine Miranda

Telecommunications

It consists of transmitting signals over a distance with the purpose of communication. Now, in modern times these transmissions can be held through electronic devices such as computers, radios, telephones and televisions.

Digital Television

Digital television is a new way to send out programmes on television (or broadcasting), using digital signals instead of analog signals. The use of digital signals allows broadcasters to offer programmes with better pictures, sounds and programming choices (multicasting).



ACTIVITIES

1. Warming up: Brainstorming

Only for teachers

You need to write on the white board the words “Television”. Then, elicit from the students concepts related to these words, and write them on the board. The purpose of this activity is to introduce the topic of Digital Television based on their previous knowledge.

2. Activity 1: Video

For teachers

Show the following video to your students:




For students

Pay attention to the video that your teacher is going to show you.

3. Activity 2: Reading a text

For teachers

Give your students the text “DTV” that is provided in our blog. Give them time to read it (about 7 minutes). Clarify students’ doubts about the text.



For students

Read the text that your teacher is going to give you. Ask him/her about the doubts you may have about the text.

4. Activity 3: Reading Comprehension

For teachers

Give your students a piece of paper with 2 questions about the text that they have already read. The questions are:

1. What does DTV stands for? And what is it?

2. What are the advantages of DTV?

For students

Answer the questions about the text that your teacher is going to provide. Remember that you have to answer according to what you read in the text.

5. Activity 4: Matching words

For teachers

Give your students the matching words exercise that is provided next in our blog.

For students

Your teacher is going to give a matching word exercise in which you will find two columns. In column A you will see some concepts, and in column B you will find their respective definitions, or features. You have to match the concepts with the correct definition/feature. Be careful! There are some distracters.

6. Activity 5: Using the Dictionary

For teachers

Tell your students to look up in the dictionaries the concepts that appear in the text that you have already given them and that they would like to make clearer.

For students

Look up in your dictionary the concepts that appear in the text that you have already read and that you would like to clarify.

7. Activity 6: Writing

For teachers

Ask your students to write their own opinions about DTV.

For students

Write down one paragraph about what you think about DTV (your OWN thoughts and opinions).

8. Closure: Revision

Summarize what has been done in the class.

2 comentarios:

  1. We really liked your activity. What you did in order to introduce the topic and elicit information from students was great. The activity number 6, in which you ask students to look up the words that they like in their dictionaries, so as to clarify them, is very good. It provides students the possibility to become independent, instead of asking teachers every word they do not know. You also included a wide variety of sources, so students will probably enjoy this.

    The only one aspect that we would criticise has to do with the last activity, in which you ask students to write their own opinions about DTV. After this activity, you should ask students to present what they have done to the class. This would be a very good opportunity of complementing the previous activity based on writing. So finally, the teacher could go to the next step and summarise what has been done in the class successfully.

    Karol

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  2. I think that your topic was really interesting. I like your activities, but instead of the one with dictionaries, I think you could have done a more interactive or entertaining activity.

    Amilka-Pablo

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