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CHINA
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∙ 15y ago
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Why do the cell-phones use higher frequency bands Ghz and not lower ones Khz-Mhz?
The lower bands are already in use, and have been for many years. Additionally, the higher frequencies allow the use of very small antennas and some other components that reduce the size of the phones. Microcircuits for microwaves.
What is modern technology and how do you use it?
phones,laptops etc
Why did Martin Cooper make the cell phone?
Martin Cooper invented the cell phone because it was his vision of personal communication, as opposed to mobile phones in automobiles. His inspiration was the communicator on the Star Trek TV series.
What are the top ten inventions of all time?
The top ten inventions of all time are ones that people still use today like the toilet. Other inventions used include the electric stove, cell phones, and computers.
What are the advantages and disadvantages of using cellphones?
The advantages of using cellphones are so many including mobility and convenience. However, there are many disadvantages as well which includes health hazards as a result of cellphones being electromagnetic devices.
Are most accidents caused by use of cell phones?
Yes just about 66% of people die with the use of cell phones
How many people use cell phones in Canada?
almost the whole country...
A funny cell joke?
What kind of phones do prisoners use? ''cell phones''
Do Verizon cell phones have service on a cruise around the Bahamas?
Reception may not be the best, but on most major cruise lines, yes, you can use cell phones.
What is a cell code?
In most countries, cell phones (mobile phones) use separate telephone prefixes. For example, in the UK, cell phone codes are in the range 07400 through 07999.
Should people as young as 6 have cell phones?
no the youngest you should be to have a cell phone is 10. Most kids with cell phones use them to call their perants so it really depends on what it is being used for.
Do Blackberry phones use the same chargers as other cell phones?
No, they do not have the same charger as all other cell phones but a Blackberry charger will be similar to some cell phones.
Why should you use your cell phones in class?
None pupil can use cell phones in class. The reason is simple to understand.
How many people use their cell phones as alarm clocks?
8.7% or people use their cell phones as alarm clocks.
How do cell phones affect people today?
they could use their cell phones to cheat on a test
Whey are phones called cell phones?
Because they use cell towers to transmit calls.
What cell phone has the ability to use wireless?
Most smartphones nowadays have the ability to use wireless. Everyone wants to have that when they in need for it. Since the cell phones are competitive with each other all phones are having it now.
