d15 Modem Integration and Application Developers Guide version draft 0.53 Page 86 of 181
Abbreviation
Description
I/O Input/Output
IB Inbound
IC
Integrated circuit or Industry Canada
Inbound
Direction of wireless data originating from the host and/or modem to the fixed network equipment
IP Internet
protocol
IR Infrared
LC Inductor-capacitor
LED Light-emitting
diode
Li-ion
Lithium ion (battery technology)
LLI
Logical link identifier; unit ID
LNA
Low noise amplifier
MDC
Mobile data communications protocol (Motorola)
ME
Mobile Equipment. e.g. a d15.
MFR Multiple-frequency
reuse
MNP
MPS Maintenance
Programming
Software
NAK Negative
acknowledgment
NatSim
Native Mode Simulation (software utility)
NCL
Native Control Language (Motorola)
NiCad / NiCd
Nickel-cadmium (battery technology)
NiMH
Nickel-Metal-Hydride (battery technology)
NPN
Type of bipolar transistor
NSI
Network systems integration
NVRAM Non-volatile
RAM.
OB Outbound
OEM
Original Equipment Manufacturer
op-amp Operational
amplifier
OSMT
Type of miniature RF connector
Outbound
Direction of wireless data originating from the fixed network destined for either the host
application(s) or the modem itself
Palmtop
A class of small, personal computing devices
PCA
Printed circuit assembly (populated board)
PCB
Printed circuit board (bare board)
PC Card
A PCMCIA product
PCMCIA
Personal Computer Memory Card International Association
PCS
Personnel Communication System (GSM in the 1900MHz band used in North America.)
PDA
Personal data assistant
PDU
Packet data unit
PIC
Personal information communicator
PLL Phase-locked
loop
p/n Part
number