Related by context. All words. (Click for frequent words.) 64 #Mpbs 64 narrowband 63 Backhaul Solution 63 Passive Optical Networks 63 Real Dialup Win 62 Echo Cancellation 61 Upload Speeds 61 Frequency Synthesizer 61 GPRS CDMA 61 ADSL2 + Tester 61 Synchronous Digital Hierarchy 61 #kbit s [002] 60 Downlink 60 Picocell 60 CWDM SFP 60 Low Noise Amplifiers 60 ISDN DSL 60 #Mbps #.#g 60 LMS# [001] 60 T1 DS3 60 WLAN #.#b 60 Mbps #.#b 60 #.#MHz [006] 60 Cable Modems 60 GSM GPRS EGPRS 60 SFP modules 60 ADSL Modem 60 Multicasting 60 5M bps bits 59 Wideband Networking Waveform 59 wi4 Fixed 59 Satellite Terminals 59 IPTube 59 #/#-bit WEP encryption 59 Interference Cancellation 59 Packet Optical 59 Broadband Routers 59 Dialup 59 Bonded ADSL2 + 59 GPRS EDGE UMTS 59 Wireless Modem Router 59 #.#/#G 59 Multimode 59 ADSL/ADSL2 + 59 Subscriber Line 59 Number Porting 59 cable modem DSL 59 CDMA 1x 59 WiFi Router 59 Spectrum Licenses 59 #G Optical [001] 59 #.#G [004] 59 #nm #nm [003] 59 IP Backhaul 59 WLAN #.#n 59 Protocol Stacks 59 Noise Suppression 58 Internet Subscribers/# Inhabitants 58 DSL cable modem 58 Power Amplifiers 58 Edge QAM 58 Cellular Backhaul 58 dBi antenna 58 DSL ADSL 58 4Mbit s 58 HDMI Extender 58 echo canceller 58 Wireless Backhaul 58 Transceivers 58 ADSL VDSL 58 Access Concentrator 58 Mbit s Ethernet 58 Hitachi AMN# 58 Multiplexers 58 cellular basestations 58 OADM 58 Crosspoint Switch 58 IntelePeer AppworX 58 GPRS EDGE UMTS HSDPA 58 CDMA 1XRTT 58 Interference Detection 58 UHF VHF 58 Wireless Handset 58 Belden Brilliance 58 Switch Routers 58 DWDM dense wavelength 58 Multi Gigabit 58 OFDM Orthogonal Frequency 58 E1 T1 58 Signal Boosters 58 #GigE LAN WAN 58 WiMAX Backhaul 58 SLM #A 58 BXR # 58 Kb s 58 VGA Camera 58 Shift Keying 58 Scanning Receiver 58 XFPs 58 VoDSL 58 Beam Forming 58 ADSL2 + VDSL 58 www.abiresearch.com products 57 RF Radio Frequency 57 IP Multicast 57 Mb sec 57 Ethernet Backhaul 57 WiMAX #.#d 57 dBm output 57 Duplexer 57 Modems 57 Powerline LV 57 Mbps HSUPA 57 dBi gain 57 CW RTTY 57 1x RTT 57 Input Voltage 57 Leased Line 57 #Kbit/sec 57 DiSEqC 57 IEEE#.# [001] 57 Datacasting 57 T1 DSL 57 1XRTT 57 CDMA# 1xRTT 57 Trunked 57 Noise Cancellation 57 WiMAX basestation 57 Traffic Shaping 57 Smart Antenna 57 Baseband Processor 57 Wideband 57 Wi Fi Mesh 57 division duplex TDD 57 SpeedBooster 57 Bluetooth ® 57 ISSI Announces 57 ASDL 57 kpbs 57 TX RX 57 #.#b g wireless LAN 57 Bit Rate 57 MB DDR2 SDRAM 57 RF Tuner 57 FCC Approves 57 5Ghz 57 UTRAN 57 Mobile WIMAX 57 JDSU Adds 57 Frequency Range 57 SpectraLink NetLink 57 Netgear RangeMax 57 D Link AirPremier 57 Mbps uplink 57 MBit s 57 Satellite Terrestrial 57 Powerline Networking 57 OADMs 57 Hitachi EPON 57 trunking gateway 57 Mux Demux 57 Addressable Market 57 Echo Canceller 57 HDSL 57 Addressable 57 IP MPLS VPN 57 Satellite DMB 57 Download Speeds 57 Video Transcoding 57 Microwave Radios 57 #G/#G cellular 57 Satellite Broadband 57 DMB TH 57 channel bandwidths 57 Selects Ciena 57 Optical Interconnect 57 WirelessMAN 57 Broadband Modem 57 TWTAs 57 Leased Lines 57 Multipoint 57 Mesh Networking 57 HSD penetration 56 Direct Sequence Spread 56 Waveform Generator 56 Gigabit PHY 56 IPTV VoD 56 Mbits sec 56 AirMaestro 56 FXS ports 56 Photodiode 56 Rugged Handheld 56 Siemens SURPASS 56 2Mbit 56 3G Femtocell 56 Wireline Wireless 56 Power Amplifier Module 56 G.# G.# 56 Swift# 56 Switching Regulator 56 5GHz frequency 56 wi4 WiMAX 56 Clear WAV 56 MBd 56 NETGEAR RangeMax Wireless 56 kbps kilobits per 56 Protocol Stack 56 BellSouth FastAccess 56 Router Switch 56 Packet Voice 56 Service Aggregation Router 56 HSPA LTE 56 Bluetooth EDR 56 Residential Gateways 56 4mbps 56 RF Transceivers 56 Broadband Telephony 56 AN #UX 56 sub channelization 56 Signal Booster 56 Inmarsat Fleet 56 Rx Tx 56 #.#Gb s [001] 56 Signal Strength 56 UMTS GPRS 56 tunable DWDM 56 ZyAIR B 56 Multiservice Switch 56 ISDN ADSL 56 Division Multiplexing 56 Spectrum Auction 56 5MHz bandwidth 56 Spread Spectrum 56 Data Modem 56 VoCable 56 NGN IMS 56 omni directional antenna 56 Quadrature 56 Spectrum FHSS 56 ADSL ADSL2 + 56 Modular CMTS 56 Eutelsat Tooway 56 1G 2G 56 unlicensed spectra such 56 Gigabit Switches 56 TDM Ethernet 56 CableLabs DOCSIS 56 Zarlink ZL# 56 Fiber Optic Transceiver 56 Tsunami MP.# 56 SDIO interface 56 #Kbit [002] 56 Routers Switches 56 ECI Hi FOCuS 56 IP Telephony VoIP 56 Fixed Broadband 56 WinLink 56 PSTN ISDN 56 UHF SATCOM 56 1Mb s 56 Edge Routers 56 #.# MHz [002] 56 TNETV# 56 ITU G.#.# 56 High Linearity 56 Gbps optical 56 Beamforming 56 #T#R 56 netOctopus 56 infrared IrDA 56 Cellular Modem 56 VQuad 56 MHz bandwidth 56 Video Compression 56 N Modem Router 56 Range Extender 56 Kilobit 56 Gb s optical 56 Mbps HSPA 56 #.#GHz [001] 56 nm VCSEL 56 megabits sec 56 APCO P# 56 MHz UMTS HSDPA 56 V.# modem 56 OTU4 56 iLBC 56 Color Gamut 56 #/#G [001] 56 Arbitrary Waveform Generator 56 eMTA 55 FTB #B 55 SHDSL 55 CW# [001] 55 Signaling Gateway 55 Transmitter Receiver 55 IEEE#.#b 55 DSL cable modems 55 ResortLynx TM 55 Optical Switch 55 AirPair 55 Bluetooth v#.# + EDR 55 SoC Designs 55 Packet Processing 55 GSM# [001] 55 Mbps symmetric 55 #.#G 3G 55 PTSN 55 GE PON 55 Wireless USB Adapter 55 Multiprotocol 55 1M bps 55 Wifi Bluetooth 55 Multiple Output 55 EDGE HSDPA 55 #.#/#.#GHz 55 Power Amplifier 55 handheld spectrum analyzers 55 Subscriber Numbers 55 Audio Codecs 55 Centers MSCs 55 HSPA WCDMA 55 Mbps symmetrical 55 cable modems DSL 55 Agilent L#A 55 Encryptor 55 #Kbps #Kbps 55 Allot NetEnforcer 55 Cellular PCS 55 #G Optical [002] 55 detachable antennas 55 Intelligent Routing 55 IEEE#.#b g 55 COFDM 55 HD Encoder 55 Barcode Scanners 55 Monthly Churn 55 SONET SDH ATM 55 G.# codec 55 #Kbps modem 55 W-CDMA/HSPA 55 #dB attenuation 55 ADSL Asymmetric Digital 55 #Mbps downlink [001] 55 #/#BASE-T 55 Motorola SURFboard 55 uW 55 Orthogonal Frequency Division Multiplexing 55 Time Domain Reflectometer 55 #MHz #MHz #MHz 55 EZRadio 55 ADSL ADSL2 55 sigma delta ADC 55 xPON 55 Tunable Laser 55 #.#bg 55 Signal Generator 55 #Base T [002] 55 #.#g WLAN 55 #GHz frequency band 55 mux demux 55 Digital Terrestrial 55 Quadrature Phase Shift Keying 55 #Mbps downstream [001] 55 #.#n Router 55 ATS# 55 Demux 55 Satellite Modems 55 NexTone SBC 55 4G/WiMAX 55 2dB 55 RoIP 55 IPTV Deployments 55 GSM W CDMA 55 GSM GPRS EDGE #/#/#/# 55 coarse wavelength division multiplexing 55 Femtocell Solution 55 +#.# dBm [001] 55 gigabit throughput 55 #Mbps upstream 55 Noise Ratio 55 T#/E# circuits 55 Interexchange 55 STRATEGY ANALYTICS 55 Routing Switch 55 Freescale Ultra Wideband 55 Channel Emulator 55 Firetide HotPort 55 SONET OC 55 Microwave Backhaul 55 Multimedia Processor 55 Location Tracking 55 Digi Connect 55 Cable modems 55 #.#a/b/g Bluetooth 55 6MHz 55 unicast multicast 55 Mach Zehnder 55 Common Photonic Layer 55 Mini Mux 55 ADSL SDSL 55 Hosted IP PBX 55 DVB S2 satellite 55 Intec Roaming 55 Switched Ethernet 55 Bonded DSL 55 CAPEX OPEX 55 Starent ST# 55 Satellite Modem 55 Multimedia Broadcast Multicast 55 RAN backhaul 55 Stereo Audio 55 MetaSwitch VP# 55 DS0 55 LoopStar 55 Frequency Hopping Spread 55 Structured Cabling Systems 55 Voltage Regulator 55 ADMP# 55 #.#Kbps 55 Voice Processor 55 Attenuator 55 #Kbps [002] 55 RF Power Amplifier 55 Ethernet PHY 55 CPE modems 55 Customer Premise Equipment CPE 55 GPRS UMTS 55 #/#MHz bands 55 Synchronous Digital Hierarchy SDH 54 Serving GPRS 54 Deploys Acme Packet 54 Bluetooth Stereo Headset 54 GPRS GSM 54 MODBUS 54 Vectoring 54 IP Videoconferencing 54 manpack radio 54 Intrinsically Safe 54 GSM EDGE UMTS 54 EVDO 3G 54 SONET Ethernet 54 Wireless Mesh Networks 54 Controlled Bluetooth Headset 54 IWLAN 54 Frequency Hopping 54 Loop Carrier BLC 54 Watt MagSafe Power 54 W CDMA Wideband Code 54 4G Fibre Channel 54 DVB S2 modulation 54 Differential Quadrature Phase 54 FlexiPacket Microwave 54 GMSK 54 #G/#.#G 54 Tunable XFP 54 HSDPA WCDMA 54 Kbps modem 54 CAT5E 54 3G/GPRS 54 Cable MSO 54 ZigBee/#.#.# 54 SMS USSD 54 Analysers 54 dB SNR 54 Adaptive Streaming 54 Inmarsat SwiftBroadband 54 GSM UMTS CDMA 54 USB Modems 54 wi4 Mesh 54 Broadband Speeds 54 Broadcast DVB 54 Full Duplex 54 #/#/# Mbps Ethernet 54 Optical Modules 54 MSC Servers 54 EVDO Rev.A 54 WNR# 54 1xEVDO 54 T.# Fax 54 diplexer 54 unicast streaming 54 Optical Transceiver 54 Industry Smallest 54 Multimode Fiber 54 JPEG# compression 54 Phased Array 54 Motorola MOTOMESH 54 SFP transceiver 54 MSTI Holdings 54 Wi Fi Enabled 54 SIP H# 54 Customer Premises Equipment CPE 54 Vanu Anywave 54 Upgrade Path 54 CDMA iDEN 54 WDM optical 54 HyperPipe 54 HD Videoconferencing 54 Kbit sec 54 multichannel multipoint distribution 54 baud rates 54 Backward compatible 54 Fiber Connectivity 54 Ethernet Demarcation 54 PCI Adapter 54 Fibre Optic Broadband 54 #.#n MIMO 54 SIP VoIP 54 iDirect Intelligent Platform 54 UWB radios 54 mbps upstream 54 #GHz #GHz 54 Support Node SGSN 54 Infrared IR 54 Signaling Gateways 54 #G OTN [001] 54 Belkin F#D# 54 +# dBm output 54 ENUM Registry 54 PBX IP PBX 54 SOHO routers 54 transceiver chipset 54 datacomms 54 Access Points APs 54 OSNR 54 Sprint Power VisionSM 54 #Gbps serial 54 Pulse Generator 54 easyedge SM 54 8PSK 54 CDMA Femtocell 54 Tactical Radio 54 VoIP Gateways 54 3mbps 54 #.#G [001] 54 Backhaul 54 SDH PDH 54 multipath interference 54 TDMA GSM 54 Intec Mediation 54 VolP 54 baseband chipsets 54 FIPS #-# Validated 54 EuroDOCSIS 54 CESoP 54 #Base SX 54 directional antennas 54 Selects Enablence 54 OFDM orthogonal frequency 54 #kbs 54 Firmware Updates 54 DO Rev 54 nuLink 54 #Mbps #Mbps [001] 54 Basestation 54 MEF certified 54 DS1s 54 GigE interfaces 54 WI Fi 54 IPmux 54 Bitrate 54 Cellular Router 54 #Kbit s [002] 54 +# dB 54 Softswitches 54 HandsFree 54 CommScope BrightPath 54 PDH SDH 54 #QAM 54 Belden #A 54 Digital Terrestrial TV 54 omnidirectional antenna 54 +# dBm OIP3 54 Selects Amdocs 54 RS# interfaces 54 Wi-Fi/WiMAX 54 wireless LAN chipset 54 DSL modem router 54 HSxPA 54 Low Noise Amplifier 54 DECT CAT iq 54 Gbps DWDM 54 SANYO SCP 54 QAM modulation 54 HF VHF 54 #kb s [001] 54 Structured Cabling 54 Waveguide 54 Embedded Module 54 Fleet F# 54 Juniper MX# 54 MC#i 54 TrueNet 54 WAG#N 54 Switched Digital 54 mesh backhaul 54 Sensor Interface 54 Vehicle Telematics 54 Kyocera iBurst 54 DSL T1 54 GBit s 54 BlueCore5 54 GPRS #.#G 54 #.#Mbps downstream 54 BeamFlex 54 HDSPA 54 spectrally efficient 54 #.#.#/ZigBee 54 BPON EPON 54 QPSK 54 demodulate 54 #.#b g WLAN 54 AWG# Series 54 Dispersion Compensation 54 ADSL FTTH 54 Digivance 54 3GPP standardized 54 Agilent Technologies Introduces 54 NexTone IntelliConnect System 54 SlimChip ™ 54 RRHs 54 Converged Voice 54 Circuit Switched 54 Wi-Fi/Cellular 54 Wireless Headsets 54 Fiberoptic 54 GPON EPON 54 Transceiver 54 Infrared Sensor 54 Mbit s downstream 54 adaptive bitrate 54 Videophones 53 integrated circuits MMICs 53 MOTOSLVR L7c 53 RF Transceiver 53 C4 CMTS 53 PIN diode 53 IGMP Snooping 53 Image Signal Processor 53 PacketCable ™ 53 CoIP 53 AirCell Axxess 53 DIGITALK Multiservice Platform 53 T.# fax 53 GHz transceiver 53 UCLL 53 Doppler Shift 53 wideband codec 53 Location Enabled 53 USB Adapter 53 Protocol Conformance 53 Long Haul ULH 53 Operator Assisted 53 Power Amplifier PA 53 MF TDMA 53 adaptive beamforming 53 #.#dBm 53 Voice Enabled 53 Cisco Routers 53 femto cells 53 #dBm output 53 2G GSM 53 GSM Quadband 53 Discrete Multi 53 Omni directional 53 VCXO 53 selects Alcatel 53 Adjusted OIBDA margin 53 Isolators 53 Pseudo Wire 53 quadrature amplitude modulation 53 #.#a/g/n 53 Cable Modem 53 MIMO antennas 53 Unmetered 53 Powerline BPL 53 1G #.#G 53 Wireless Modem 53 Wi Fi #.#a/b/g 53 #.#G bps 53 Iub 53 3MHz 53 #.#Gbit s [001] 53 GPS Receiver 53 ViaSat ArcLight 53 waveband 53 PtMP 53 Wi Fi #.#b/g/n 53 TruLink 53 UMTS/3G 53 IMT# 53 Cisco Linksys E# 53 ZeroWire 53 sideband suppression 53 FHSS 53 Noise Canceling 53 PSQM 53 Cisco Valet 53 DSL Customer Premises 53 Content Delivery Solution 53 division duplex FDD 53 Multivendor 53 8MHz 53 Headends 53 SecTrack sells Inmarsat 53 wideband RF 53 Giga LAN 53 1Mbit s 53 SpeedStream 53 Subscriber Additions 53 NTSC ATSC 53 Battlefield Airborne 53 Dial Tone 53 Enhanced Capabilities 53 #.#E [002] 53 Optical Multiservice Edge 53 vIPer 53 Touchscreen Smartphone 53 Ultra Wideband 53 WiMAX modems 53 zNID 53 Multipath 53 CAT 5e 53 #Mbit/sec [001] 53 Ethernet Switching 53 MTP# 53 #.#Mbit/sec 53 Direct Inward Dialing DID 53 Lucent Stinger 53 #.#-#.# GHz [002] 53 Customer Additions 53 Gaming Router 53 Lucent Flexent 53 Pressure Transmitter 53 Anywave 53 Omnidirectional 53 WLAN routers 53 bi directional amplifiers 53 ConnectPort 53 Tiered Pricing 53 router modem 53 HSDPA EDGE 53 LTE WiMAX 53 Statistical Multiplexing 53 wireless LANS 53 MC#A 53 WiFi #.#b 53 DSL CPE 53 symmetric DSL 53 Units RGUs 53 #.#a/b/g/n Wi Fi 53 transimpedance amplifier 53 SatNet 53 Radiotelephone 53 PA#U Toshiba 53 Termination Fees 53 Tranzeo WiMAX 53 omni directional antennas 53 VGA Extender 53 Protocol Analyzers 53 kbit sec 53 Modem Router 53 ADPCM 53 Flexi NS 53 polar modulation 53 ExtendAir 53 detachable antenna 53 UHF frequencies 53 Device Servers 53 C COM iNetVu 53 Broadband Connectivity 53 Video Codecs 53 EPON GPON 53 Sigtran 53 ERICSSON Ericsson 53 +7 dBm 53 Packet Transport 53 IPv4 IPv6 53 LANShield Switch 53 XAUI interface 53 GSM# [002] 53 #/#.#G 53 WLAN router 53 AES3 53 GHz cordless 53 GaAs FETs 53 Demodulator 53 Ad Insertion 53 MT#A 53 G.#.# 53 Selects Calix 53 Gigabit Ethernet transceivers 53 UMTS HSPA + 53 Cordless Phones 53 WAN Router 53 IEEE #.#d 53 v#.# + EDR 53 Twisted Pair 53 Arbitrary Waveform Generators 53 #GPP/#GPP# 53 ZTE MF# 53 TR WMX 53 Wireless Modems 53 port #/#/# 53 #GHz bandwidth 53 -# dB [002] 53 SIP Session Initiated Protocol 53 Sensors Transducers 53 3Com OfficeConnect 53 GHz frequencies 53 Passive Optical Networking 53 CSM# 53 MAC baseband processor 53 #.#h [001] 53 #kbps [003] 53 UMTS GSM 53 #Base X 53 Simultaneous Dual 53 #Mb/sec [001] 53 #b g 53 Airespace WLAN 53 Frame Relay ATM 53 See AlcaLu 53 SingleRAN 53 LTE FDD LTE TDD 53 Wireless Microphone 53 VDSLPlus TM 53 Voice Quality Assurance 53 Serial Adapter 53 DP QPSK 53 Interface Specification 53 sub scribers 53 ITU G.# [002] 53 #.#mA [001] 53 DWDM wavelengths 53 IPTV Middleware 53 VoIP Softphone 53 SeaChange Spot 53 #.#a/b/g WLAN 53 Mbps HSI 53 Video SDV 53 VPN passthrough 53 IPv#/v# 53 5M bps 53 Vsat 53 Buffalo LinkTheater 53 OmniPCX Office 53 Serial EEPROM 53 kbits 53 MP.# 53 Fixed WiMAX 53 + - Vulnerable 53 Proxim Tsunami MP.# 53 metro DWDM 53 hertz Hz 53 Wirefree 53 RF propagation 53 Customer Premises Equipment 53 BroadLight BL# 53 Mbit Ethernet 53 Adaptive Optical Engine 53 8kHz 53 Calix C7 53 #.#GHz ISM 53 Bluetooth Speakerphone 53 1Hz 53 GlobeSurfer R ICON 53 Division Duplex FDD 53 5MHz 53 Shock WAV 53 Automotive Infotainment 53 DQPSK 53 TUNet 53 Pluggable 53 #Ghz 53 FSP #RE 53 Video Headend 53 SC FDMA 53 Teleworker 53 2Wire HomePortal 53 Macrocell 53 ONUs 53 Satellite Antenna 53 optical multiplexer 53 quadrature amplitude modulation QAM 53 input IP3 53 ATM Frame Relay 53 Protocol Tester 53 FTTH FTTP 53 Navigation Satellite 53 WiFi Roaming 53 #G/#G/#G 53 Frequency Bands 53 Hotspot Finder 53 USSD Unstructured Supplementary 53 Kbit s 53 DAB IP 53 Highest Density 52 JDSU Optical 52 Ultrawideband 52 Bit Computing 52 Mixed Signal Oscilloscopes 52 #G XFP 52 Nortel #G [001] 52 Airband fixed 52 Coarse Wavelength Division Multiplexing 52 DVB-S/S2 52 -# dBc typical 52 #MHZ [002] 52 UMTS modem 52 -# dB [001] 52 Zero Configuration 52 MPEG4 compression 52 Mbits s 52 Mixed Signal IC 52 UMTS CDMA# 52 DCS #L 52 Gbps transponders 52 #μs [002] 52 cdma# 52 embedded SERDES 52 Mobitex network 52 Centrex IP 52 W CDMA networks 52 Agilent MXA 52 LTR# 52 #MHz bandwidth 52 RFR# TM 52 #Mbit/sec [002] 52 Accesses 52 Encoding Solution 52 Altair FourGee 52 Blackmagic Design Announces 52 WCDMA HSDPA 52 Testing Methodology 52 XBee PRO ZNet 52 Encoders 52 Digital Enhanced Cordless 52 1MHz 52 Network Terminal ONT 52 W-CDMA/HSDPA 52 trans impedance 52 GHz unlicensed 52 #Mbps #Mbps [002] 52 IsatM2M 52 Wildblue 52 WPANs 52 WiROI 52 PONs 52 WiBro Wireless 52 #GBASE LR4 [001] 52 HD#/HD# 52 GNSS Receiver 52 Forum formal BroadbandSuite 52 Silicon Proven 52 FlexACM 52 Converged Messaging 52 AN/VRC-# vehicular amplifier 52 WiFi Mesh 52 Xport 52 Mobile Packet Core 52 Selects Infinera 52 Voice Messaging 52 Laser Diodes 52 RSSI 52 BPSK 52 Payphones 52 OFDM modulation 52 Temperature Range 52 tunable transponders 52 1xEV DV 52 #.#g WiFi 52 expandable cordless 52 SS7 ATM 52 TDD FDD 52 RFMD POLARIS 52 MegaPath Bonded T1 52 Wireless Notebook Adapter 52 kHz sampling 52 QAM quadrature amplitude modulation 52 Cordless Phone 52 MAX#A 52 SIP Trunking Solution 52 OC# [003] 52 MODBUS RTU 52 3G Wireless Router 52 CoMP 52 NOR Flash Memory 52 IP Enabled 52 WPAN 52 #BASE T [002] 52 SONET ATM 52 RF #M 52 RS# serial interface 52 VZAccess Manager software 52 AWM# 52 CDMA 1xRTT 52 demodulating