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How I would like to change the *digital* cell phone industry.
On Jul 19, 12:06 am, Jeff Liebermann wrote in
http://groups.google.com/group/sci.e...e614fe3?hl=en& : Radium hath wroth: On Jul 1, 7:24 am, wrote in http://groups.google.com/group/sci.e...sg/696d6abf90c... how would u like to change the cell phone industry? Digital cell phones should stop using the compression they use and start using monaural WMA compression with a CBR of 20 kbps or less and a sample rate of at least 44.1 KHz. Very roughly, the current 8Kbits/sec encoding rate, compared to your 44Kbit/sec, will only handle about 1/5th the number of users. Who said anything about 44Kbit/sec? The bit-rate of my WMA CBR is 20Kbit/sec or less. 1. In its uncompressed form, the audio must have a bit-resolution of at least 16-bit The encoding resolution is not changed by compression. If you encode something with 16 bit resolution, and compress it, you still have 16 bit data coming out. It's the data rate or thruput that changes with compression. Okay. 2. The sample-rate of the compressed and the uncompressed version of the audio must be the same. Not possible. If the rate in and rate out are identical, then there's no compression happening. Yes it is possible and it is compression. The uncompressed audio is a monaural linear PCM at 44.1-KHz-sample-rate with a 16-bit-resolution -- this audio has a bit-rate of 705.6 kbps. The compressed audio is a monaural CBR WMA at 44.1-KHz-sample-rate with a bit-rate of 20 kbps or less. Where/when is there any change in sample-rate????????? There is definitely a change in bit-rate. However, that is totally different from the sample-rate. Totally. BIT-rate and SAMPLE-rate are two completely different things. In linear PCM audio: BIT-rate = SAMPLE-rate X bit-resolution X number of channels Stereo has two channels. Mono has one channel. 44,100 Hz X 16-bit X 1 channel = 705,600 bps |
How I would like to change the *digital* cell phone industry.
In article . com,
Radium wrote: On Jul 19, 12:06 am, Jeff Liebermann wrote in http://groups.google.com/group/sci.e...c79e614fe3?hl= en& : Radium hath wroth: On Jul 1, 7:24 am, wrote in http://groups.google.com/group/sci.e...sg/696d6abf90c... how would u like to change the cell phone industry? I would do what Apple is doing right now. Use their power to force the phone companies to offer (finally) great phones with simple plans that their employees can't screw up or misinform customers about. I want getting phone service like when I buy a Mac. -- To reply by email, remove the word "space" |
How I would like to change the *digital* cell phone industry.
"Kurt" wrote in message ... I want getting phone service like when I buy a Mac. You only want them to work in a few dozen exchanges, and use a codec that only other phones of that brand use, so you can't talk to anyone else but other customers of that company (sort of like Sprint's "Friends and Family" plan). ? |
How I would like to change the *digital* cell phone industry.
On Sat, 21 Jul 2007 17:58:53 +0900, Brenda Ann wrote:
"Kurt" wrote in message ... I want getting phone service like when I buy a Mac. You only want them to work in a few dozen exchanges, and use a codec that only other phones of that brand use, so you can't talk to anyone else but other customers of that company (sort of like Sprint's "Friends and Family" plan). ? Thx. -- skype:mranep cell:813-610-2978; work:813-386-4500; work2:813-915-1663 Motto: Why face the world myself when my wife's skirt, it is so dark and comfy under it? Proclamation: "A man can have sex with sheep, cows and camels and so on. However, he should kill the animal after he has his orgasm. He should not sell the meat to the people in Nepal; Ok I did so beat me with a Yeti dick. |
How I would like to change the *digital* cell phone industry.
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How I would like to change the *digital* cell phone industry.
In article ,
Don Bowey wrote: On 7/20/07 8:27 PM, in article , "Kurt" wrote: In article . com, Radium wrote: On Jul 19, 12:06 am, Jeff Liebermann wrote in http://groups.google.com/group/sci.electronics.basics/msg/4b14d9c79e614fe3?hl = en& : Radium hath wroth: On Jul 1, 7:24 am, wrote in http://groups.google.com/group/sci.e...sg/696d6abf90c... how would u like to change the cell phone industry? I would do what Apple is doing right now. Use their power to force the phone companies to offer (finally) great phones with simple plans that their employees can't screw up or misinform customers about. Apple can't and isn't forcing "the phone companies" to do anything. You're an idiot. I want getting phone service like when I buy a Mac. You have a monthly payment plan for minutes of use of your Mac? Is this something they forced you to buy? You miss my point. Why do you think the iPhone is so successful? Why the iPod? -- To reply by email, remove the word "space" |
How I would like to change the *digital* cell phone industry.
On 7/21/07 9:28 AM, in article
, "Kurt" wrote: In article , Don Bowey wrote: On 7/20/07 8:27 PM, in article , "Kurt" wrote: In article . com, Radium wrote: On Jul 19, 12:06 am, Jeff Liebermann wrote in http://groups.google.com/group/sci.electronics.basics/msg/4b14d9c79e614fe3?hl = en& : Radium hath wroth: On Jul 1, 7:24 am, wrote in http://groups.google.com/group/sci.e...sg/696d6abf90c... how would u like to change the cell phone industry? I would do what Apple is doing right now. Use their power to force the phone companies to offer (finally) great phones with simple plans that their employees can't screw up or misinform customers about. Apple can't and isn't forcing "the phone companies" to do anything. You're an idiot. I want getting phone service like when I buy a Mac. You have a monthly payment plan for minutes of use of your Mac? Is this something they forced you to buy? You miss my point. Why do you think the iPhone is so successful? Why the iPod? Until there are more facts, the iPhone's current success is due to people wanting a very cool instrument with good features. The iPod's success is from Apple having a top-notch product line with good features, and cool looks. And people should not overlook, but often do, iTunes. It is iTunes that makes the iPod easy to use, giving it easy access to their CD and MP3 music regardless of where they buy it. People who don't want an iPod can still use the free iTunes to good advantage. Apple doesn't make anyone do anything. So, what was your point? Don |
How I would like to change the *digital* cell phone industry.
In article ,
Don Bowey wrote: You miss my point. Why do you think the iPhone is so successful? Why the iPod? Until there are more facts, the iPhone's current success is due to people wanting a very cool instrument with good features. Which is pretty much the definition of putting out a product that the public wants. But, yet, I seem to have feelings that you did not mean this as a positive. |
How I would like to change the *digital* cell phone industry.
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