The Cellular Connection 1 phần 3 docx

... rough The Cellular Connection: A Guide to Cellular Telephones, Fourth Edition. Robert A. Steuernagel Copyright  2000 John Wiley & Sons, Inc. ISBNs: 0-4 71- 31 6 52-0 (Paper); 0-4 71- 2 034 0-8 (Electronic) 9 Figure ... CELLULAR SYSTEM The three parts of a cellular phone system are [1] the cellular phone; [2] the cell site, which receives and transmits your calls to and...

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

... prefixed by the asterisk ‘‘*’’ on the dial, called ‘‘star.’’ Thus, ‘‘STAR-6 -1- 1’’ (or * 611 ) will usually connect you to your carrier’s customer service department. If you dial ‘‘ 611 ’’ without the ‘‘*,’’ ... the call, even though the party on the other end has hung up — whether you placed the call or just answered it — you’re still connected to the cell site and paying for...

Ngày tải lên: 07/08/2014, 21:20

... installation, the The Cellular Connection: A Guide to Cellular Telephones, Fourth Edition. Robert A. Steuernagel Copyright  2000 John Wiley & Sons, Inc. ISBNs: 0-4 71- 31 6 52-0 (Paper); 0-4 71- 2 034 0-8 ... places the transceiver close to the antenna, which is usually mounted toward the rear of a vehicle. This proximity allows the length of the cable that connects the...

Ngày tải lên: 07/08/2014, 21:20

... to hang up when they no longer hear the signal from the modem at the other end of the line. When one modem hangs up, so does the other. With dropouts and handoffs being a fact of cellular life, ... existing modem, to use it on a cellular system at the very least a device is needed between the modem and the cellular phone. This device makes the cellular phone appear t...

Ngày tải lên: 07/08/2014, 21:20

... 18 , 20—22, 23 24, 41 45, 52—55, 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, ... 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 NAM), 15 ,...

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- 31 6...

Ngày tải lên: 07/08/2014, 21:20

... weekday, the number of calls I’ll make are: (1) None; (2) 1 3; (3) 4 10 ; (4) More than 10 3. My calls are usually: (1) Average length, 2 3 minutes; (2) Long, over 5 minutes; (3) Short, less than 1 ... 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 Conne...

Ngày tải lên: 07/08/2014, 21:20

... 29.95 0 0.40 0.25 48.45 45.45 10 3. 95 91. 95 Personal 19 .95 30 0.75 0.25 32 .95 28.95 13 0.45 96.45 Business 49.95 10 0 0 .35 0.25 49.95 49.95 82.95 78.95 Volume 79.95 200 0 .33 0.25 79.95 79.95 79.95 79.95 Lowest ... Cellular Connection: A Guide to Cellular Telephones, Fourth Edition. Robert A. Steuernagel Copyright  2000 John Wiley & Sons, Inc. ISBNs: 0-4 71- 31 6 52-0 (P...

Ngày tải lên: 07/08/2014, 21:20

... 877-7626 Detroit A 31 3 938 -7626 B 31 3 32 0-7626 Houston A 7 13 825-7626 B 7 13 824-7626 Indianapolis A 31 7 4 43- 7626 B 31 7 432 -7626 Kansas City A 816 5 91- 7626 B 816 2 23- 7626 Las Vegas A 702 595-7626 B 702 37 9-7626 Los ... 404 37 2-7626 Baltimore A 410 208-7626 B 410 38 2-7626 Boston A 617 633 -7626 B 617 285-7626 Chicago A 31 2 659-7626 B 31 2 550-7626 Dallas A 214 850-7626 B...

Ngày tải lên: 07/08/2014, 21:20