The Cellular Connection 1 phần 1 pdf

... either your phone loses the signal from the cell site or the cell loses the signal from your phone. These two things do not always happen simultaneously ; The Cellular Connection: A Guide to Cellular ... cause the system to disconnect you, thinking you’re no longer there. Should you experience these dropouts, tell the party at the other end of the line that you may be d...

Ngày tải lên: 07/08/2014, 21:20

... using the phone once they get their hands on it — just notify your cellular service provider— but why give them the opportunity to steal it in the first place? 10 8 SAFETY AND SECURITY as is the ... set on an identical unit SECURITY 11 1 Recently, the most common thefts have been breaking the passen- ger side window to take a portable cellular phone from the front passenger...

Ngày tải lên: 07/08/2014, 21:20

... eliminated, making the connection much The Cellular Connection: A Guide to Cellular Telephones, Fourth Edition. Robert A. Steuernagel Copyright  2000 John Wiley & Sons, Inc. ISBNs: 0-4 71- 316 52-0 (Paper); ... to the CDMA and TDMA technologies, which cellular has, there are other standards, including DCS 19 00. This standard is an up-banded, or higher-frequency version o...

Ngày tải lên: 07/08/2014, 21:20

... The only real radio link in a cellular system is between the cellular telephone and the cell site; the rest of the network uses landline 12 2 GLOSSARY GLOSSARY A Carrier The nonwireline carrier. See ... equipment, whether cellular or landline, on the premises or not. DCS -18 00 Acronym for Digital Cellular System. A GSM-based standard for PCS operating in the 18 00-M...

Ngày tải lên: 07/08/2014, 21:20

... 60, 64—73, 89, 95—96, 10 1 10 2, 10 5 10 6, 11 3 11 5, 12 1, 12 2, 12 6, 12 7. See also Service provider CDMA, 11 4, 11 5, 12 1, 12 2 CDPD, 93, 12 2 Cell, 4—7, 93, 10 2, 11 0 11 1, 12 2, 12 3, 12 6 Cellphone, see Telephone Cell ... 52—53, 64—65, 10 5, 12 1, 12 2, 12 6, 12 7 Blocked calls, 54, 10 1, 10 5 Buildings, 10 , 11 , 16 , 99 10 0, 10 3 10 4, 11 7 Burn (a NA...

Ngày tải lên: 07/08/2014, 21:20

... charge of the area they are in as well as the long-distance charges between the exchange of the MSC they are using and the exchange they are calling. A Roamer Calls Someplace Other Than the Home ... 313 320-7626 Houston A 713 825-7626 B 713 824-7626 Indianapolis A 317 443-7626 B 317 432-7626 Kansas City A 816 5 91- 7626 B 816 223-7626 Las Vegas A 702 595-7626 B 702 379-7626 Los An...

Ngày tải lên: 07/08/2014, 21:20

... and the voice from the other end of the connection usually came through a loudspeaker. You couldn’t dial a call; instead the mobile operator at the other end of your radio link established the connection ... you approach the limit of the range of one cell, you will enter another before the quality of service deteriorates. Furthermore, the limited range of cellular tr...

Ngày tải lên: 07/08/2014, 21:20

... change the pattern the radio waves propagate from the antenna. Both the cell-site radio and the cellular phone are capable of dynamically adjusting their power level. It can be raised to improve the ... under rough The Cellular Connection: A Guide to Cellular Telephones, Fourth Edition. Robert A. Steuernagel Copyright  2000 John Wiley & Sons, Inc. ISBNs: 0-4 71- 316...

Ngày tải lên: 07/08/2014, 21:20

... Ericsson, NorTel, and Nokia, among others. Cellular HOW LICENSES WERE GRANTED 21 3 THE BUSINESS OF CELLULAR PHONES The business of cellular phones is a big one. Although cellular phone companies must ... systems. The Cellular Connection: A Guide to Cellular Telephones, Fourth Edition. Robert A. Steuernagel Copyright  2000 John Wiley & Sons, Inc. ISBNs: 0-4 71- 316 52-...

Ngày tải lên: 07/08/2014, 21:20

... sales commissions paid to them by the carrier for cellular subscriptions to ‘‘buy down’’ the retail price of the cellular phone, so that the price of The Cellular Connection: A Guide to Cellular Telephones, ... price, the phone and service will be much more valuable to you if you’ve taken the time to go over everything on the list. 30 GETTING CELLULAR SERVICE Table...

Ngày tải lên: 07/08/2014, 21:20