data-in-voice modem

- analog modem
- answer-only modem
- answer/originate modem
- antijam modem
- auto-answer modem
- auto-dial/auto-answer modem
- band-splitting modem
- baseband modem
- Bell-compatible modem
- burst modem
- cable modem
- callback modem
- carrier-band modem
- cellular radio modem
- cellular radio modem-high speed
- cellular radio modem-low speed
- coherent modem
- CSU/DSU modem
- data modem
- delta modem
- delta-sigma modem
- dial-back modem
- dial-up modem
- digital modem
- direct-connect modem
- duplex modem
- external modem
- facsimile modem
- fax modem
- frequency-agile modem
- group modem
- Hayes-compatible modem
- high-speed modem
- integral modem
- internal modem
- limited distance modem
- multiple-access modem
- multitone modem
- null modem
- one-chip modem
- PCMCIA modem
- pocket modem
- quick-polling -modem
- short-range modem
- soft modem
- split-stream modem
- spread-spectrum modem
- spur modem
- subscriber's modem
- telegraph modem
- telephone modem
- teletypewriter modem
- television modem
- time-diversity modem
- tone-diversity modem
- twisted-pair modem
- variable-speed modem
- voice-band modem
- voice-capable modem
- wireless modem

- analog modem
- answer/originate modem
- answer-only modem
- antijam modem
- auto-answer modem
- auto-dial/auto-answer modem
- band-splitting modem
- baseband modem
- Bell-compatible modem
- burst modem
- cable modem
- callback modem
- carrier-band modem
- cellular radio modem
- cellular radio modem-high speed
- coherent modem
- CSU/DSU modem
- data modem
- delta modem
- delta-sigma modem
- dial-back modem
- dial-up modem
- digital modem
- direct-connect modem
- duplex modem
- external modem
- facsimile modem
- fax modem
- frequency-agile modem
- group modem
- Hayes-compatible modem
- high-speed modem
- integral modem
- internal modem
- limited distance modem
- modem-low speed
- multiple-access modem
- multitone modem
- null modem
- one-chip modem
- PCMCIA modem
- pocket modem
- quick-polling-modem
- short-range modem
- soft modem
- split-stream modem
- spread-spectrum modem
- spur modem
- subscriber's modem
- telegraph modem
- telephone modem
- teletypewriter modem
- television modem
- time-diversity modem
- tone-diversity modem
- twisted-pair modem
- variable-speed modem
- voice-band modem
- voice-capable modem
- wireless modem

- active network
- adjustment network
- all-pass network
- analog cellular network
- asynchronous network
- automatic secure voice communication network
- automatic voice network
- average-capacity radio-relay network
- backbone network
- banyan network
- baseband network
- baseband-switched network
- baseline network
- branched network
- bridged-T network
- broadband integrated-service digital network
- building-out network
- bus network
- butterfly network
- cable telephone network
- cable-news network
- cable-television network
- carrier recovery network
- CATV network
- cellular paging network
- cellular radio network
- circuit-switched network
- circuit-switching network
- circular radiocommunication network
- closed cellular network
- combined distribution network
- commercial communication network
- common-telegraph network
- common-telephone network
- common-user network
- communication network
- compromise network
- computer network
- computerized transport communication network
- conferencing network
- coordinate network
- copy network
- core network
- corporate network
- corporative network
- corrective network
- coupling network
- cross-connect network
- customer network
- damaged network
- data-communication network
- data-computing network
- data-transmission network
- decoding network
- decoupling network
- deemphasis network
- Deep-Space network
- degraded network
- delay-line network
- democratic network
- democratically-synchronized network
- departmental communication network
- departmental data-transmission network
- departmental engineering communication network
- departmental facsimile network
- departmental radio network
- departmental telegraph network
- departmental telephone network
- derived-services network
- despotic network
- despotically-synchronized network
- dial network
- dial-up network
- differentiating network
- digital cellular network
- discrete communication network
- dispersed network
- district center telephone network
- district telephone network
- dual network
- electric communication networks
- electric switched network
- electrically switched network
- engineering subscribers network
- enhanced other networks
- equivalent network
- expansion network
- facsimile-communication network
- federal paging network
- fiber-hubbed network
- fiber-optical network
- flip network
- four-pole network
- four-wire distribution network
- full-service network
- gas-pipeline servicing relay network
- go-around radio network
- group channels network
- group network
- half-open cellular network
- hierarchic computer network
- hierarchical computer network
- hierarchically-synchronized network
- high-capacity radio relay network
- highly hierarchical network
- highly pipelined network
- H-network
- homogeneous network
- hybrid communication network
- hybrid fiber-and-coaxial network
- inductance network
- inductance-capacitance network
- inductance-resisitance network
- inductive cable network
- information network
- in-house network
- integrated digital communication network
- integrated digital network
- integrated transport network
- integrated-services backbone network
- integrated-services digital network
- intelligent network
- interactive network
- interbuilding network
- intercity network
- intercom network
- international communication network
- interoffice transit network
- interorganization network
- intraairport communication network
- intraareal network
- intrabuilding communication network
- intraindustrial communication network
- intraindustrial telephone network
- intraobject communication network
- intraoffice network
- joint-academic network
- landing radio network
- lead network
- leased-line network
- line communication network
- line radio communication network
- linear network
- line-building-out network
- local communication network
- local paging network
- local telephone network
- local transport network
- long distance communication network
- loop network
- loudspeaker dividing network
- main network
- managed-data network
- mesh network
- message switching network
- meteorological radio network
- metropolitan-area network
- microwave network
- mid-split network
- mine telephone network
- Ministry of Communication network
- mixed network
- modem-based network
- monochannel network
- multiaccess network
- multifrequency network
- multilayer network
- multipath network
- multiple-domain network
- multiple-switching network
- multiring network
- multistation network
- multisystem network
- mutually-synchronized network
- narrowband digital integrated-service network
- nation-wide network
- n-layer network
- NMT network
- nodeless network
- nonhomogeneous network
- nonintegrated network
- nonswitched network
- nonsynchronous network
- oil-pipeline servicing relay network
- oligarchically-synchronized network
- open cellular network
- optoelectronic network
- originating-switching network
- packet wireless communication network
- packet-radio network
- packet-switching network
- parallel-T network
- passenger train-chief radio network
- passenger train-master radio network
- passive network
- personal radio network
- phase-correcting network
- planetext network
- polled network
- port-annunciation network
- preemphasis network
- press-teletype network
- primary-trunk communication network
- private intercompany network
- private voice-band network
- private-business network
- proliferated network
- protected network
- provincial center telephone network
- public-data network
- public-switched telephone network
- public-telegraph network
- public-transport network
- pulse-delay network
- pulse-forming network
- queueing network
- radial paging network
- radio network
- radiotransmitters network
- railway center radio network
- railway communication network
- railway telephone network
- random-access network
- Raynet network
- RC network
- reconfigured network
- regional communication network
- regional paging network
- reserved radio network
- resistance-capacitance network
- ring network
- ring-radial network
- ring-star network
- road communication network
- routing network
- rural telephone network
- salvation radio network
- satellite network
- secondary computerized communication network
- selective network
- separate crossover network
- shaping network
- ship telephone network
- short-haul network
- shuffle-exchange network
- silent network
- simplex zonal radio network
- simulcast network
- single-frequency network
- slotted-envelope network
- slotted-ring network
- small-capacity radio relay network
- software-defined network
- space network
- space-time-space network
- special communication network
- spread of work radio communication network
- stage-controlled network
- star network
- star-shape network
- station communication network
- submarine cable network
- subscriber's telegraph network
- switched-message network
- switching network
- synchronous-data network
- take-off radio network
- talk-TV network
- taxi radio network
- telecode communication network
- telecommunication network
- telecommunication-management network
- telegraph communication network
- telephone network
- teleprocessing network
- teletex network
- teletype network
- teletypewriter network
- television network
- telex-communication network
- temporary line dispatch radio network
- terminating switching network
- token passing network
- token-bus network
- token-ring network
- token-sharing network
- toll-telephone network
- transit network
- transmission network
- trunk telephone network
- trunking channels network
- underground antenna network
- united automatized state communication network
- urban telephone network
- video area network
- virtual network
- voice network
- water-communication network
- waterside communication network
- wire-hanger network
- wireless network
- word processor network

- acoustic imaging device
- active device
- add-in device
- adjusting device
- airplane speaking device
- airplane tape recording device
- alarm device
- all-in-one device
- amplifying device
- analyzing device
- ancillary device
- announcer's device
- answering device
- antenna-feeder device
- antenna-matching device
- antipumping device
- arithmetic device
- arresting device
- attention device
- audible signal device
- automatic program input device
- automatic voice-alert device
- automatic-matching device
- auxiliary call-doubling device
- auxiliary loud-speaking device
- auxiliary radio communication device
- balancing device
- beam-processing device
- buffer device
- burglar-alarm device
- cable device
- calling device
- call-routing device
- central chain data device
- central-control device
- central-intranetwork device
- channel device
- channel-adjusting device
- charge-injection device
- clamping device
- color-imaging device
- combinational device
- combined safety-alarm device
- combined-measuring device
- command-execution device
- command-transit device
- command-transmission device
- compact device
- composite-optoelectronic device
- conditional-access device
- conditioning device
- connecting device
- connection device
- contact-switching device
- control device
- control-calling device
- controlled semiconductor device
- controller device
- counting device
- damping device
- data collection device
- data transmission device
- data-input device
- data-interface device
- data-recording device
- decoding device
- digital device
- digital signal processing device
- discrete control device
- dispatch device
- display device
- doubling device
- dual-tone ringing device
- duplex amplifier bypass device
- duty-reception device
- earthing device
- eavesdropping device
- edge device
- electrodynamical device
- electromagnetic device
- electronic device
- electronic-listening device
- electronic-relay device
- electronic-telegraph device
- electrostatic device
- emergency control device
- error-protecting device
- executive device
- facsimile device
- fast acting device
- fast action device
- fax machine memory device
- ferrite device
- ferrodynamical device
- ferrostatic device
- fiber-optic branching device
- fiber-optic interconnection device
- film optical-sensing device
- filter-matching device
- focusing device
- four-layer device
- four-terminal device
- frequency converting device
- frequency encoding device
- frequency-selective device
- full four-terminal device
- functional device
- gas-discharge device
- groove locating device
- heat device
- IC device
- image-display device
- imaging device
- independent device
- independent-calling device
- independent-telegraph device
- indicating device
- indicator device
- induction device
- in-line device
- input device
- input/output device
- input-isolating device
- input-output device
- input-protector device
- interface device
- interlocking device
- intermediate device
- isotropic device
- laser receiving device
- laser transmitting device
- level control device
- light alarm device
- light-sensitive device
- line HF-device
- linear device
- linear four-terminal device
- line-mounting device
- load device
- locking device
- lockout-signaling device
- logical device
- low-noise start-control device
- low-noise start-controlling device
- low-voltage device
- magnetic device
- magnetic tape sound recording device
- magnetic-wave device
- magnetoelectric device
- magnetoelectronic sparkproof device
- master device
- matching device
- measuring device
- mechanical switching device
- memory device
- message broadcasting device
- metering device
- microelectronic device
- microphone switching device
- mobile speaking device
- modem encryption device
- motor synchronizing device
- multicommunications device
- multifunction device
- multirange measuring device
- n-color device
- network section checkout device
- network synchronizing device
- noncontrolled semiconductor device
- nonlinear four-terminal device
- numbered data requiring and receiving device
- on-off device
- optical-to-optical interface device
- optimal receiving device
- optoelectronic device
- output device
- partial four-terminal device
- partially-controlled semiconductor device
- passive device
- peripheral control device
- peripheral device
- persistent-image device
- phase sensitivity protecting device
- phase shifting device
- photoconductive device
- photoelectric device
- photoemissive device
- photogalvanic device
- photosensitive device
- photothyristor electronic device
- planar device
- polarized device
- power supply device
- primary signal device
- printing device
- protection device
- protective cutout device
- pulse distributing device
- pulse firing device
- pulse semiconductor device
- pulse shortening device
- radio broadcasting device
- radioelectronic device
- real device
- receiving device
- recognition device
- recovering device
- regulating device
- release device
- remote alarm device
- remote control device
- remote network tripping device
- remote positioning device
- remote signaling device
- reserve switching device
- restricted radiation device
- ringing device
- rotary device
- routing device
- safety device
- safety-alarm device
- scanning device
- sealed distribution device
- selective call device
- semiconductor device
- semiconductor switching device
- sensing device
- signal transducing device
- signaling control device
- signaling device
- silicon imaging device
- single chip alarm device
- sizing device
- slave device
- solid optoelectronic device
- spark-protecting device
- spark-safe testing device
- speaking device
- special phototelegraph device
- spectrum transfer device
- start-control device
- start-controlling device
- starter-controlled device
- static protection device
- station HF-device
- stationary station automatic selection device
- stationary-electrical device
- storage device
- strobing device
- subscriber distribution device
- supporting device
- suppression device
- surface acoustic wave device
- surface communication device
- switching device
- sync device
- synthesized-radio device
- tap changing device
- tapping device
- tariff device
- telecontrol device
- teledata transmission device
- telegram format conversion device
- telemetric transmission device
- telephone device
- telephone periphery device
- telering device
- teletex device
- terminal device
- terminal telegraph device
- test device
- thermal regulation device
- three-terminal device
- threshold device
- time-delay device
- timing device
- touch-input device
- transceiving diving device
- transcient telegraph device
- transit device
- transmitter connecting device
- transmitting device
- trunk-encryption device
- two-terminal device
- ultrasonic imaging device
- universal calling device
- universal telegraph device
- videotex device
- voice-control device
- voice-operated gain-adjusting device
- voltage-sensing device
- warning device
- wire speaking device
- wireless speaking device

- adjacent channel
- aeronautical emergency channel
- air channel
- air-air channel
- air-ground channel
- allocated channel
- alpha channel
- analog channel
- analog data channel
- associated channel
- associated signaling channel
- asynchronous channel
- audio channel
- automatic's line channel
- auxiliary channel
- average-speed signaling channel
- backward channel
- balanced channel
- band-limited channel
- base cable channel
- base RF-channel
- baseband channel
- B-channel
- bidirectional interaction channel
- bidirectional intercom channel
- binary symmetric channel
- binomial channel
- blank channel
- block multiplexor channel
- blue channel
- branching channel
- brightness channel
- broadband channel
- broadband multiplexing channel
- broadcast TV-radio channel
- buffered I/O channel
- bypass channel
- byte-multiplexor channel
- cable channel
- calling channel
- camera channel
- carrier-current channel
- chroma channel
- chrominance channel
- clear channel
- coherent channel
- color channel
- color-difference channel
- color-sync channel
- common-user channel
- communication channel
- complex high-frequency line channel
- confidence channel
- continuous channel
- continuous-discrete channel
- control channel
- covertness-protected channel
- cue channel
- data transfer channel
- data transmission channel
- D-channel
- D-echo channel
- dedicated channel
- deep-sound channel
- delta channel
- department communication channel
- digital data channel
- direct channel
- direct control channel
- direct receiving channel
- direct satellite channel
- discrete channel
- discrete-continuous channel
- dispatch communication channel
- double-pole channel
- drop-insertion channel
- duplex communication channel
- E-channel
- electric communication channel
- electric protection channel
- elementary channel
- emergency-radio channel
- engineering channel
- enhanced discrete channel
- even channel
- exchange channel
- fast channel
- fast-acting channel
- fax-modem channel
- feedback channel
- fiber optic communication channel
- firing channel
- fixed-tuned channel
- forcible-borrowed channel
- forward channel
- forward wideband delivery channel
- four-wire channel
- frequency signaling channel
- full-rate traffic channel
- green channel
- group channel
- guard channel
- half-duplex channel
- half-rate traffic channel
- H-channel
- head channel
- health channel
- HF broadband channel
- HF multiplexed channel
- high voltage aerial cable line channel
- highest grade channel
- high-frequency channel
- high-speed signaling channel
- high-voltage aerial line channel
- high-voltage cable line channel
- high-voltage tone line channel
- hydroacoustic channel
- I channel
- ideal channel
- image channel
- in-band orderwire channel
- induced channel
- information bearer channel
- information channel
- infrared channel
- input channel
- input-output channel
- interaction channel
- intercepting-protected channel
- interference channel
- intermodulation channel
- internal phase channel
- internal wire channel
- intrabasin channel
- intradistrict telegraph channel
- intraregional telegraph channel
- ionospheric channel
- isolated bundled phase channel
- jamming channel
- labeled channel
- labeled-statistical channel
- leased channel
- left front channel
- left rear channel
- left stereophonic channel
- line channel
- linear random channel
- line-of-sight channel
- local channel
- logical channel
- long-communication bypass channel
- long-distance channel
- low-frequency channel
- luminance channel
- M channel
- marine radio communication channel
- memory channel
- memoryless channel
- meteor-burst channel
- mobile communication channel
- monochrome channel
- multipath channel
- multiplexing channel
- noiseless channel
- noisy channel
- noncoherent channel
- nonfixed channel
- nonswitched channel
- nonsynchronous channel
- off-hook channel
- one-piece channel
- one-way channel
- open channel
- optimal channel
- optoelectronic channel
- ordinary channel
- outband channel
- output channel
- parallel access channel
- parallel optical channel
- parasitic channel
- peripheral-interface channel
- phase line channel
- phase-phase pitch line channel
- physical channel
- picture channel
- pilot channel
- pipeline control channel
- pitch communication channel
- planar channel
- positioned channel
- primary channel
- protection channel
- Q channel
- quadrature channel
- radio communication channel
- radiotelegraph channel
- radiotelephone channel
- read/write channel
- reception channel
- red channel
- relay channel
- relay protected channel
- return channel
- reverse channel
- reverse control channel
- Ricean channel
- right channel
- right front channel
- right rear channel
- right stereophonic channel
- road safety channel
- road servicing channel
- S channel
- safety channel
- satellite communication channel
- scatter channel
- secondary channel
- selector channel
- send channel
- sensor channel
- separate resonance channel
- series optical channel
- service communication channel
- shared channel
- ship-to-shore channel
- shore-to-ship channel
- side channel
- signal channel
- signaling channel
- single-beam channel
- single-ended channel
- slow channel
- slow-acting channel
- sound broadcasting channel
- sound channel
- space-craft channel
- special cable-line channel
- speech channel
- standard broadcast channel
- subvoice grade channel
- sum channel
- supervisory channel
- switched channel
- symmetrical channel
- synchronous channel
- telecommunication channel
- telemechanic channel
- telemetering channel
- telephone channel
- television channel
- time-derived channel
- toll cable channel
- tone frequency channel
- top channel
- traffic channel
- train dispatch communication channel
- train radio communication line channel
- transfer channel
- transmission channel
- transmission service channel
- transparent channel
- trunk channel
- TV-frequency channel
- TV-observation channel
- two-wire channel
- video channel
- virtual signaling channel
- voice channel
- voice-band channel
- waste channel
- wave channel
- wire communication channel
- wireless channel
- working channel
- write channel

- addressing unit
- address unit
- add-subtract control unit
- allocation unit
- alphanumeric unit
- alphameric unit
- analog operational unit
- analog switching unit
- arithmetic and logic unit
- arithmetic control unit
- arithmetic unit
- arithmetic/logic unit
- assembly unit
- assigned unit
- audio response unit
- automatic calling unit
- availability control unit
- available unit
- bad unit
- bistable unit
- buffer unit
- bus guardian unit
- card punching unit
- card-reader unit
- cassette-loaded magnetic tape unit
- central processing unit
- central processor unit
- central terminal unit
- channel control unit
- clock unit
- cluster tape unit
- coefficient unit
- collating unit
- collator unit
- column-shift unit
- comparator unit
- comparing unit
- computing unit
- configuration control unit
- consistent unit
- constant multiplier coefficient unit
- control unit
- coordinate conversion unit
- core storage unit
- data acquisition unit
- data adapter unit
- data collection unit
- data display unit
- data handling unit
- data unit
- delay unit
- detached unit
- differentiating unit
- digital counting unit
- digital time unit
- direct-access unit
- disbursting unit
- disk unit
- display unit
- division unit
- elementary unit
- engineering unit
- equality unit
- essential unit
- executive unit
- fast unit
- feedback unit
- file unit
- forming unit
- fractional arithmetic unit
- free-standing tape unit
- functional unit
- fundamental unit
- gate unit
- generic program unit
- generic unit
- gold unit
- graphical display unit
- graphic display unit
- hard-disk unit
- identity unit
- impossible unit
- incremental tape unit
- indexing unit
- information content binary unit
- information content decimal unit
- information content natural unit
- information unit
- input unit
- input-output unit
- inquiry unit
- instruction control unit
- instruction fetch unit
- instruction unit
- integrating unit
- interface unit
- interrogation unit
- key punch unit
- key-to-disk unit
- key-to-tape unit
- known good unit
- lag unit
- lexical unit
- library unit
- line interface unit
- linear unit
- linguistic unit
- locking unit
- logical unit
- logic unit
- magnetic tape unit
- magnetic-tape file unit
- main control unit
- manageable unit
- manual input unit
- manual word unit
- master units
- memory control unit
- memory management unit
- memory unit
- micrologic unit
- microprocessor based unit
- microprocessor unit
- microprocessor-controlled unit
- microprogram unit
- microprogrammed unit
- modem sharing unit
- modular unit
- monitor unit
- multiplication-division unit
- multiplier unit
- multiply-divide unit
- multiplying unit
- multistation access unit
- network control unit
- off unit
- off-line unit
- on unit
- on-line unit
- operational unit
- operator interface unit
- output unit
- packet-switching unit
- paragraph unit
- parallel arithmetic unit
- peripheral control unit
- peripheral unit
- photographic printing unit
- physical unit
- pluggable unit
- plug-in unit
- plug-to-plug compatible unit
- polygon-filling unit
- port sharing unit
- power distribution unit
- power supply unit
- power unit
- printing unit
- processing unit
- program control unit
- program unit
- protocol unit
- punched card unit
- punch card unit
- punching unit
- query unit
- reader unit
- read-punch unit
- read-write unit
- recovery unit
- referable unit
- remote display unit
- remote entry unit
- reproducing unit
- retirement unit
- ripple through carry unit
- sample unit
- sampling unit
- scaling unit
- segregating unit
- selection channel control unit
- self-contained unit
- semantic unit
- sensing unit
- sensory unit
- serial arithmetic unit
- setup unit
- set unit
- shaping unit
- shared unit
- smallest recoverable unit
- stand-alone unit
- static unit
- storage control unit
- storage unit
- stream unit
- subtracting unit
- summary punching unit
- summing unit
- supply unit
- switching unit
- switchover unit
- symbolic unit
- syntactical unit
- syntactic unit
- system control unit
- system input unit
- system output unit
- tape cartridge unit
- tape control unit
- tape selection unit
- tape unit
- telecommunications control unit
- telephone communication unit
- terminal unit
- time unit
- timing unit
- transmission control unit
- transport unit
- unit of allocation
- unit of language
- unit of operation
- variable speed tape unit
- vertical format unit
- visual display unit
- voice recognition unit

- absent-subscriber service
- address service
- advanced mobile phone service
- advanced mobile phone service/digital
- aeronautical service
- aeronautical broadcasting service
- aeronautical fixed service
- aeronautical mobile service
- aeronautical radionavigation service
- aeronautical telecommunication service
- aircraft control and warning service
- alternative line service
- amateur service
- analog communication service
- answering service
- around-the-clock service
- beacon service
- bibliographic retrieval service
- BIOS services
- British Forces broadcasting service
- broadcasting service
- broadcasting satellite service
- broadcast videotex service
- bulletin board service
- cable broadband service
- cable modem service
- call service
- circuit emulation service
- citizens' radio service
- coding-decoding service
- communication service
- connection service
- connectionless network service
- connection-oriented network service
- cryptographic service
- DAB service
- data service
- dialed number identification service
- digital advanced mobile phone service
- digital audio broadcasting service
- digital music service
- directory service
- directory inquiry service
- directory synchronization service
- distributed file services
- E911 service
- echo cancellation service
- e-mail service
- emergency service
- emergency radio service
- encoding-decoding service
- end-by-end service
- electronic service
- extended 911 service
- facsimile service
- field service
- general packet radio service
- general security service
- hop-by-hop service
- industrial radio services
- information service
- instructional television fixed service
- integrated packet switching service
- intelligent messaging service
- intermittent service
- international communication service
- international packet switched service
- international telecommunications service
- Knowbot information service
- land mobile service
- land-transportation radio services
- local multipoint distribution service
- location service
- long-distance service
- management information service
- maritime mobile service
- maritime radionavigation service
- maritime radionavigation satellite service
- mass call service
- media service
- message service
- message handling service
- message transport protocol service
- messenger service
- meteorological aids service
- Microsoft consulting service
- mobile service
- mobile radio service
- multipoint communication service
- multipoint distribution service
- narrow-band advanced mobile phone service
- national data processing service
- national mobile radio service
- NetWare distributed print services
- network file service
- network information service
- network protocol service
- new technology directory service
- news service
- NT directory service
- on-line information service
- personal communication service
- personal locator service
- personal-radio service
- plain old telephone service
- positioning service
- private-line service
- public radiocommunication service
- public telephone service
- radiodetermination service
- radio information service
- radiolocation service
- radionavigation service
- radionavigation satellite service
- redirection service
- remote service
- remote computing service
- rescue-and-recovery service
- resource administrative service
- running service
- satellite digital audio radio services
- security service
- short message service
- signaling service
- sound-program service
- standard-frequency service
- standard positioning service
- subscriber-based broadcast service
- switched multimegabit data service
- teleinformatic services
- telemetric service
- telephoto service
- teletypewriter-exchange service
- terminal service
- timed signal service
- toll service
- TWX service
- value-added service
- videophone service
- visual-telephone service
- virtual channel service
- virtual terminal service
- voice messaging service
- Web network file service
- wide area telephone service
- wire service
- wired subscription service
- wired videotex service
- wireless 911 service
- wireless communication service
- wireless data service

- absent-subscriber service
- address service
- advanced mobile phone service
- advanced mobile phone service/digital
- aeronautical broadcasting service
- aeronautical fixed service
- aeronautical mobile service
- aeronautical radionavigation service
- aeronautical service
- aeronautical telecommunication service
- aircraft control and warning service
- alternative line service
- amateur service
- analog communication service
- answering service
- around-the-clock service
- beacon service
- bibliographic retrieval service
- BIOS services
- British Forces broadcasting service
- broadcast videotex service
- broadcasting satellite service
- broadcasting service
- bulletin board service
- cable broadband service
- cable modem service
- call service
- circuit emulation service
- citizens' radio service
- coding-decoding service
- communication service
- connection service
- connectionless network service
- connection-oriented network service
- cryptographic service
- DAB service
- data service
- dialed number identification service
- digital advanced mobile phone service
- digital audio broadcasting service
- digital music service
- directory inquiry service
- directory service
- directory synchronization service
- distributed file services
- E911 service
- echo cancellation service
- electronic service
- e-mail service
- emergency radio service
- emergency service
- encoding-decoding service
- end-by-end service
- extended 911 service
- facsimile service
- field service
- general packet radio service
- general security service
- hop-by-hop service
- industrial radio services
- information service
- instructional television fixed service
- integrated packet switching service
- intelligent messaging service
- intermittent service
- international communication service
- international packet switched service
- international telecommunications service
- Knowbot information service
- land mobile service
- land-transportation radio services
- local multipoint distribution service
- location service
- long-distance service
- management information service
- maritime mobile service
- maritime radionavigation satellite service
- maritime radionavigation service
- mass call service
- media service
- message handling service
- message service
- message transport protocol service
- messenger service
- meteorological aids service
- Microsoft consulting service
- mobile radio service
- mobile service
- multipoint communication service
- multipoint distribution service
- narrow-band advanced mobile phone service
- national data processing service
- national mobile radio service
- NetWare distributed print services
- network file service
- network information service
- network protocol service
- new technology directory service
- news service
- NT directory service
- on-line information service
- out of service
- personal communication service
- personal locator service
- personal-radio service
- plain old telephone service
- positioning service
- private-line service
- public radiocommunication service
- public telephone service
- radio information service
- radiodetermination service
- radiolocation service
- radionavigation satellite service
- radionavigation service
- redirection service
- remote computing service
- remote service
- rescue-and-recovery service
- resource administrative service
- running service
- satellite digital audio radio services
- security service
- short message service
- signaling service
- sound-program service
- standard positioning service
- standard-frequency service
- subscriber-based broadcast service
- switched multimegabit data service
- teleinformatic services
- telemetric service
- telephoto service
- teletypewriter-exchange service
- terminal service
- timed signal service
- toll service
- TWX service
- value-added service
- videophone service
- virtual channel service
- virtual terminal service
- visual-telephone service
- voice messaging service
- Web network file service
- wide area telephone service
- wire service
- wired subscription service
- wired videotex service
- wireless 911 service
- wireless communication service
- wireless data service

- ac transmission
- analog transmission
- anisochronous transmission
- antivoice-operated transmission
- asymmetrical transmission
- asynchronous transmission
- audio transmission
- automatic transmission
- batch transmission
- batched transmission
- batteryless transmission
- binary-code transmission
- binary-synchronous transmission
- bipolar transmission
- bisynchronous transmission
- bit-interleaved transmission
- bit-parallel transmission
- bit-serial transmission
- bit-stream transmission
- black transmission
- black-facsimile transmission
- burst-isochronous transmission
- burst-modem transmission
- byte-serial transmission
- cable transmission
- carrier transmission
- character-interleaved transmission
- character-serial transmission
- circular transmission
- closed network transmission
- close-up transmission
- color facsimile transmission
- color transmission
- complete transmission
- constant-illuminance transmission
- constant-luminance transmission
- data transmission
- decade transmission
- delayed transmission
- digital voice transmission
- diplex-radio transmission
- direct transmission
- direct-current picture transmission
- direct-current transmission
- direct-television transmission
- disconnected stage transmission
- discontinuous transmission
- distortionless transmission
- diversity transmission
- document transmission
- dot-sequential transmission
- double-sideband transmission
- DSB transmission
- duplex transmission
- dynamic transmission
- edit-directed transmission
- encoded signals transmission
- error-free transmission
- errorless transmission
- facsimile transmission
- feedback transmission
- field sequential transmission
- free polling transmission
- frequency-division multiplex transmission
- frequency-shift transmission
- galvanic transmission
- half-cycle transmission
- half-duplex transmission
- headed transmission
- image transmission
- immediate transmission
- impaired transmission
- impulse transmission
- indirect transmission
- inductive transmission
- infrared-emission transmission
- isochronous transmission
- isochronous-burst transmission
- light transmission
- line-sequential transmission
- live transmission
- loop transmission
- memory transmission
- middle-band radiotelephone transmission
- mixed transmission
- mobile data transmission
- monochrome transmission
- multichannel transmission
- multifrequency transmission
- multilevel transmission
- multiple call transmission
- multiplex transmission
- natural transmission
- negative transmission
- neutral transmission
- noise transmission
- nonsimultaneous transmission
- nonsynchronous transmission
- normal confidential transmission
- oblique-incidence transmission
- optical transmission
- optical-waveguide transmission
- parallel transmission
- partial transmission
- photoradionewspaper transmission
- picture TV-transmission
- ping-pong transmission
- plesiochronous transmission
- point-to-point transmission
- polar transmission
- positive transmission
- pure transmission
- quasi-analog transmission
- radio-bulletin transmission
- recorded transmission
- reduced-carrier transmission
- regular transmission
- remote data transmission
- repetitive transmission
- satellite broadcast transmission
- secure transmission
- secured-polling transmission
- separate-phase transmission
- sequential color transmission
- serial bit transmission
- serial transmission
- simplex transmission
- simulcast transmission
- single-current transmission
- single-hop transmission
- single-side transmission
- soft handover transmission
- sound transmission
- space-radio transmission
- specular transmission
- split-screen transmission
- start-stop transmission
- stub transmission
- subscriber transmission
- suppressed-carrier transmission
- synchronous transmission
- television transmission
- text-message transmission
- transparent transmission
- turn-by-turn transmission
- two-hop transmission
- two-way simultaneous transmission
- unbounded transmission
- vestigial-sideband transmission
- wave transmission
- white transmission
- white-facsimile transmission
- wide-band transmission

- bisynchronous communication
- block-mode communication
- board-level communication
- burst communication
- card-to-card communication
- card-to-tape communication
- character-oriented communication
- common-talk party-line communication
- computer communication
- cross-cluster communication
- data communication
- digital data communication
- digital communication
- document communication
- duplex communication
- either-way communication
- electronic document communication
- end-to-end communication
- error-free communication
- executive communications
- full duplex communication
- full-line communications
- graphical communication
- half-duplex communication
- high bandwidth communication
- high-level communication
- infrared communication
- integrated communication
- interactive communication
- intercomputer communication
- interprocess communication
- interprocessing communication
- interprocessor communication
- interprogram communication
- intersystem communication
- intertask communication
- interuser communication
- intrasystem communication
- isotropic communication
- long-haul communication
- man-machine communication
- message-passing communication
- modem communication
- multicast communication
- multichannel communication
- nearest-neighbor communication - peer-to-peer communications
- real-time communication
- short-haul communication
- stream communication
- tape-to-card communication
- tape-to-tape communication
- task-to-task communication
- textual communication
- two-way alternate communication
- two-way communication
- two-way simultaneous communication
- visual communication
- voice communication
- wire communication
- wireless communication

1. I 2. II 3. III 4. IV 5. V 6. VI 7. VII 8. VIII 9. IX 10. X 11. XI 12. ХIII 13. XIV 13. XV 14. XVI 15. XVII 16. XXI1 17. XXII 18. XXIV1 19. XXVI