Cellular Telephones and Pagers

Index

A

A/D converter, 42

AAA (American Automobile Association), 111–112

Accidents

caused by cellular telephone use, 111

reporting from cellular telephones, 112

Advanced Mobile Phone Service. See AMPS.

Alarms, 117–118

American Automobile Association. See AAA.

American Telephone & Telegraph Corporation. See AT&1L.

Amplitude-modulated signals. See AM signals.

AMPS (Advanced Mobile Phone Service), 30–31, 134

AM signals, 48 (illus.). See also Signals.

Analog signals, 40–42, 41 (illus.), 144

Analog-to-digital converter. See A/D converter.

Ancient Greek signaling system, 16 (illus.)

Antenna heads. See Transceivers.

Antennas

cell site, 64 (illus.), 65 (illus.), 66 (illus.), 67 (illus.)

radiation from, 109–110

changing design of, 56–57

distributed, ...