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Software-defined radio, the Glossary

Software-defined radio (SDR) is a radio communication system where components that conventionally have been implemented in analog hardware (e.g. mixers, filters, amplifiers, modulators/demodulators, detectors, etc.) are instead implemented by means of software on a computer or embedded system.^[1]

130 relations: Adaptive filter, Amateur radio, American Radio Relay League, Amplifier, Amplitude modulation, Analog-to-digital converter, Analogue electronics, Antenna (radio), Automatic gain control, Backplane, Band-pass filter, Baseband, Bit banging, Blaupunkt, Broadcom, Bus (computing), CMOS, Cognitive radio, Common Object Request Broker Architecture, Communications satellite, Cryptography, Demodulation, Detector (radio), Digital radio, Digital Radio Mondiale, Digital signal processing, Digital signal processor, Digital-to-analog converter, Direct-conversion receiver, DVB-T, Dynamic range, DYNAS, Electronic circuit, Embedded system, Error correction code, Ethernet, Extremely low frequency, Field-programmable gate array, Filter (signal processing), Frequency, Frequency mixer, Frequency modulation, Garland, Texas, German Aerospace Center, GNSS software-defined receiver, GRAVES (system), GSM, Harris Corporation, Hertz, High frequency, ... Expand index (80 more) »

Adaptive filter

An adaptive filter is a system with a linear filter that has a transfer function controlled by variable parameters and a means to adjust those parameters according to an optimization algorithm.

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Amateur radio

Amateur radio, also known as ham radio, is the use of the radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency communications.

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American Radio Relay League

The American Radio Relay League (ARRL) is the largest membership association of amateur radio enthusiasts in the United States.

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Amplifier

An amplifier, electronic amplifier or (informally) amp is an electronic device that can increase the magnitude of a signal (a time-varying voltage or current).

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Amplitude modulation

Amplitude modulation (AM) is a modulation technique used in electronic communication, most commonly for transmitting messages with a radio wave.

See Software-defined radio and Amplitude modulation

Analog-to-digital converter

In electronics, an analog-to-digital converter (ADC, A/D, or A-to-D) is a system that converts an analog signal, such as a sound picked up by a microphone or light entering a digital camera, into a digital signal.

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Analogue electronics

Analogue electronics (analog electronics) are electronic systems with a continuously variable signal, in contrast to digital electronics where signals usually take only two levels.

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Antenna (radio)

In radio engineering, an antenna (American English) or aerial (British English) is the interface between radio waves propagating through space and electric currents moving in metal conductors, used with a transmitter or receiver.

See Software-defined radio and Antenna (radio)

Automatic gain control

Automatic gain control (AGC) is a closed-loop feedback regulating circuit in an amplifier or chain of amplifiers, the purpose of which is to maintain a suitable signal amplitude at its output, despite variation of the signal amplitude at the input.

See Software-defined radio and Automatic gain control

Backplane

A backplane or backplane system is a group of electrical connectors in parallel with each other, so that each pin of each connector is linked to the same relative pin of all the other connectors, forming a computer bus.

See Software-defined radio and Backplane

Band-pass filter

A band-pass filter or bandpass filter (BPF) is a device that passes frequencies within a certain range and rejects (attenuates) frequencies outside that range.

See Software-defined radio and Band-pass filter

Baseband

In telecommunications and signal processing, baseband is the range of frequencies occupied by a signal that has not been modulated to higher frequencies.

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Bit banging

In computer engineering and electrical engineering, bit banging or bit bashing is a term of art for any method of data transmission that employs software as a substitute for dedicated hardware to generate transmitted signals or process received signals.

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Blaupunkt

Blaupunkt GmbH was a German manufacturer, producing mostly car-audio gear and other electronic equipment.

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Broadcom

Broadcom Inc. is an American multinational designer, developer, manufacturer, and global supplier of a wide range of semiconductor and infrastructure software products. Broadcom's product offerings serve the data center, networking, software, broadband, wireless, storage, and industrial markets.

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Bus (computing)

In computer architecture, a bus (historically also called data highway or databus) is a communication system that transfers data between components inside a computer, or between computers.

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CMOS

Complementary metal–oxide–semiconductor (CMOS, pronounced "sea-moss") is a type of metal–oxide–semiconductor field-effect transistor (MOSFET) fabrication process that uses complementary and symmetrical pairs of p-type and n-type MOSFETs for logic functions.

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Cognitive radio

A cognitive radio (CR) is a radio that can be programmed and configured dynamically to use the best channels in its vicinity to avoid user interference and congestion.

See Software-defined radio and Cognitive radio

Common Object Request Broker Architecture

The Common Object Request Broker Architecture (CORBA) is a standard defined by the Object Management Group (OMG) designed to facilitate the communication of systems that are deployed on diverse platforms.

See Software-defined radio and Common Object Request Broker Architecture

Communications satellite

A communications satellite is an artificial satellite that relays and amplifies radio telecommunication signals via a transponder; it creates a communication channel between a source transmitter and a receiver at different locations on Earth.

See Software-defined radio and Communications satellite

Cryptography

Cryptography, or cryptology (from κρυπτός|translit.

See Software-defined radio and Cryptography

Demodulation

Demodulation is extracting the original information-bearing signal from a carrier wave.

See Software-defined radio and Demodulation

Detector (radio)

In radio, a detector is a device or circuit that extracts information from a modulated radio frequency current or voltage.

See Software-defined radio and Detector (radio)

Digital radio

Digital radio is the use of digital technology to transmit or receive across the radio spectrum.

See Software-defined radio and Digital radio

Digital Radio Mondiale

Digital Radio Mondiale (DRM; mondiale being Italian and French for "worldwide") is a set of digital audio broadcasting technologies designed to work over the bands currently used for analogue radio broadcasting including AM broadcasting—particularly shortwave—and FM broadcasting.

See Software-defined radio and Digital Radio Mondiale

Digital signal processing

Digital signal processing (DSP) is the use of digital processing, such as by computers or more specialized digital signal processors, to perform a wide variety of signal processing operations.

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Digital signal processor

A digital signal processor (DSP) is a specialized microprocessor chip, with its architecture optimized for the operational needs of digital signal processing.

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Digital-to-analog converter

In electronics, a digital-to-analog converter (DAC, D/A, D2A, or D-to-A) is a system that converts a digital signal into an analog signal.

See Software-defined radio and Digital-to-analog converter

Direct-conversion receiver

A direct-conversion receiver (DCR), also known as homodyne, synchrodyne, or zero-IF receiver, is a radio receiver design that demodulates the incoming radio signal using synchronous detection driven by a local oscillator whose frequency is identical to, or very close to the carrier frequency of the intended signal.

See Software-defined radio and Direct-conversion receiver

DVB-T

DVB-T, short for Digital Video Broadcasting – Terrestrial, is the DVB European-based consortium standard for the broadcast transmission of digital terrestrial television that was first published in 1997 and first broadcast in Singapore in February 1998.

See Software-defined radio and DVB-T

Dynamic range

Dynamic range (abbreviated DR, DNR, or DYR) is the ratio between the largest and smallest values that a certain quantity can assume.

See Software-defined radio and Dynamic range

DYNAS

DYNAS (from Dynamic Selectivity) is a dynamic analog filtering and tuning technology to improve the reception of FM radio broadcasts under adverse conditions.

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Electronic circuit

An electronic circuit is composed of individual electronic components, such as resistors, transistors, capacitors, inductors and diodes, connected by conductive wires or traces through which electric current can flow.

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Embedded system

An embedded system is a computer system—a combination of a computer processor, computer memory, and input/output peripheral devices—that has a dedicated function within a larger mechanical or electronic system.

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Error correction code

In computing, telecommunication, information theory, and coding theory, forward error correction (FEC) or channel coding is a technique used for controlling errors in data transmission over unreliable or noisy communication channels.

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Ethernet

Ethernet is a family of wired computer networking technologies commonly used in local area networks (LAN), metropolitan area networks (MAN) and wide area networks (WAN).

See Software-defined radio and Ethernet

Extremely low frequency

Extremely low frequency (ELF) is the ITU designation for electromagnetic radiation (radio waves) with frequencies from 3 to 30 Hz, and corresponding wavelengths of 100,000 to 10,000 kilometers, respectively.

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Field-programmable gate array

A field-programmable gate array (FPGA) is a type of configurable integrated circuit that can be repeatedly programmed after manufacturing.

See Software-defined radio and Field-programmable gate array

Filter (signal processing)

In signal processing, a filter is a device or process that removes some unwanted components or features from a signal.

See Software-defined radio and Filter (signal processing)

Frequency

Frequency (symbol f), most often measured in hertz (symbol: Hz), is the number of occurrences of a repeating event per unit of time.

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Frequency mixer

In electronics, a mixer, or frequency mixer, is an electrical circuit that creates new frequencies from two signals applied to it.

See Software-defined radio and Frequency mixer

Frequency modulation

Frequency modulation (FM) is the encoding of information in a carrier wave by varying the instantaneous frequency of the wave.

See Software-defined radio and Frequency modulation

Garland, Texas

Garland is a city in the U.S. state of Texas, located within Dallas County with portions extending into Collin and Rockwall counties.

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German Aerospace Center

The German Aerospace Center (e.V., abbreviated DLR, literally German Center for Air- and Space-flight) is the national center for aerospace, energy and transportation research of Germany, founded in 1969.

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GNSS software-defined receiver

A software GNSS receiver is a Global Navigation Satellite System (GNSS) receiver that has been designed and implemented using software-defined radio.

See Software-defined radio and GNSS software-defined receiver

GRAVES (system)

GRAVES (Grand Réseau Adapté à la Veille Spatiale) is a French radar-based space surveillance system, akin to the American Space Force Space Surveillance System.

See Software-defined radio and GRAVES (system)

GSM

The Global System for Mobile Communications (GSM) is a standard developed by the European Telecommunications Standards Institute (ETSI) to describe the protocols for second-generation (2G) digital cellular networks used by mobile devices such as mobile phones and tablets.

See Software-defined radio and GSM

Harris Corporation

Harris Corporation was an American technology company, defense contractor, and information technology services provider that produced wireless equipment, tactical radios, electronic systems, night vision equipment and both terrestrial and spaceborne antennas for use in the government, defense, emergency service, and commercial sectors.

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Hertz

The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), equivalent to one event (or cycle) per second.

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High frequency

High frequency (HF) is the ITU designation for the band of radio waves with frequency between 3 and 30 megahertz (MHz).

See Software-defined radio and High frequency

IEEE Communications Magazine

The IEEE Communications Magazine is a monthly magazine published by the IEEE Communications Society dealing with all areas of communications including light-wave telecommunications, high-speed data communications, personal communications systems (PCS), ISDN, and more.

See Software-defined radio and IEEE Communications Magazine

IEEE Spectrum

IEEE Spectrum is a magazine edited by the Institute of Electrical and Electronics Engineers.

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Institute of Electrical and Electronics Engineers

The Institute of Electrical and Electronics Engineers (IEEE) is an American 501(c)(3) professional association for electronics engineering, electrical engineering, and other related disciplines.

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Integrated circuit

An integrated circuit (IC), also known as a microchip, computer chip, or simply chip, is a small electronic device made up of multiple interconnected electronic components such as transistors, resistors, and capacitors.

See Software-defined radio and Integrated circuit

Intel 8085

The Intel 8085 ("eighty-eighty-five") is an 8-bit microprocessor produced by Intel and introduced in March 1976.

See Software-defined radio and Intel 8085

In communications and electronic engineering, an intermediate frequency (IF) is a frequency to which a carrier wave is shifted as an intermediate step in transmission or reception.

See Software-defined radio and Intermediate frequency

Ionosonde

An ionosonde, or chirpsounder, is a special radar for the examination of the ionosphere.

See Software-defined radio and Ionosonde

Joint Tactical Radio System

The Joint Tactical Radio System (JTRS) aimed to replace existing radios in the American military with a single set of software-defined radios that could have new frequencies and modes (“waveforms”) added via upload, instead of requiring multiple radio types in ground vehicles, and using circuit board swaps in order to upgrade.

See Software-defined radio and Joint Tactical Radio System

List of amateur radio software

This is a list of software for amateur radio.

See Software-defined radio and List of amateur radio software

List of software-defined radios

This article provides a list of commercially available software-defined radio receivers.

See Software-defined radio and List of software-defined radios

Low-noise amplifier

A low-noise amplifier (LNA) is an electronic component that amplifies a very low-power signal without significantly degrading its signal-to-noise ratio (SNR).

See Software-defined radio and Low-noise amplifier

Marconi Electronic Systems

Marconi Electronic Systems (MES), or GEC-Marconi as it was until 1998, was the defence arm of General Electric Company (GEC).

See Software-defined radio and Marconi Electronic Systems

Microwave

Microwave is a form of electromagnetic radiation with wavelengths shorter than other radio waves (as originally discovered) but longer than infrared waves.

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Military

A military, also known collectively as an armed forces, are a heavily armed, highly organized force primarily intended for warfare.

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Mitre Corporation

The Mitre Corporation (stylized as The MITRE Corporation and MITRE) is an American not-for-profit organization with dual headquarters in Bedford, Massachusetts, and McLean, Virginia.

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Mixed-signal integrated circuit

A mixed-signal integrated circuit is any integrated circuit that has both analog circuits and digital circuits on a single semiconductor die.

See Software-defined radio and Mixed-signal integrated circuit

Mobile phone

A mobile phone or cell phone is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area, as opposed to a fixed-location phone (landline phone).

See Software-defined radio and Mobile phone

Modem

A modulator-demodulator or most commonly referred to as modem is a computer hardware device that converts data from a digital format into a format suitable for an analog transmission medium such as telephone or radio.

See Software-defined radio and Modem

Modulation

In electronics and telecommunications, modulation is the process of varying one or more properties of a periodic waveform, called the carrier signal, with a separate signal called the modulation signal that typically contains information to be transmitted.

See Software-defined radio and Modulation

Morse code

Morse code is a telecommunications method which encodes text characters as standardized sequences of two different signal durations, called dots and dashes, or dits and dahs.

See Software-defined radio and Morse code

NXP Semiconductors

NXP Semiconductors N.V. (NXP) is a Dutch semiconductor designer and manufacturer with headquarters in Eindhoven, Netherlands.

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Oberpfaffenhofen

Oberpfaffenhofen is a village that is part of the municipality of Weßling in the district of Starnberg, Bavaria, Germany.

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Open-source software

Open-source software (OSS) is computer software that is released under a license in which the copyright holder grants users the rights to use, study, change, and distribute the software and its source code to anyone and for any purpose.

See Software-defined radio and Open-source software

OpenHPSDR

The OpenHPSDR (High Performance Software Defined Radio) project dates from 2005 when Phil Covington, Phil Harman, and Bill Tracey combined their separate projects to form the HPSDR group.

See Software-defined radio and OpenHPSDR

Orthogonal frequency-division multiplexing

In telecommunications, orthogonal frequency-division multiplexing (OFDM) is a type of digital transmission used in digital modulation for encoding digital (binary) data on multiple carrier frequencies.

See Software-defined radio and Orthogonal frequency-division multiplexing

Osmocom

Osmocom (open source mobile communications) is an open-source software project that implements multiple mobile communication standards, including GSM, DECT, TETRA and others.

See Software-defined radio and Osmocom

Packet radio

In digital radio, packet radio is the application of packet switching techniques to digital radio communications.

See Software-defined radio and Packet radio

Peripheral Component Interconnect

Peripheral Component Interconnect (PCI) is a local computer bus for attaching hardware devices in a computer and is part of the PCI Local Bus standard.

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Perseids

The Perseids are a prolific meteor shower associated with the comet Swift–Tuttle that are usually visible from mid-July to late-August.

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Personal computer

A personal computer, often referred to as a PC, is a computer designed for individual use.

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POSIX

The Portable Operating System Interface (POSIX) is a family of standards specified by the IEEE Computer Society for maintaining compatibility between operating systems.

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QEX

QEX is a bimonthly magazine published by the American Radio Relay League.

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QST

QST is a magazine for amateur radio enthusiasts, published by the American Radio Relay League (ARRL).

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Quadrature amplitude modulation

Quadrature amplitude modulation (QAM) is the name of a family of digital modulation methods and a related family of analog modulation methods widely used in modern telecommunications to transmit information.

See Software-defined radio and Quadrature amplitude modulation

Radio

Radio is the technology of communicating using radio waves.

See Software-defined radio and Radio

Radio Interface Layer

A Radio Interface Layer (RIL) is a layer in an operating system which provides an interface to the hardware's radio and modem on e.g. a mobile phone.

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Radio receiver

In radio communications, a radio receiver, also known as a receiver, a wireless, or simply a radio, is an electronic device that receives radio waves and converts the information carried by them to a usable form.

See Software-defined radio and Radio receiver

Radio spectrum

The radio spectrum is the part of the electromagnetic spectrum with frequencies from 3 Hz to 3,000 GHz (3 THz).

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Radioteletype

Radioteletype (RTTY) is a telecommunications system consisting originally of two or more electromechanical teleprinters in different locations connected by radio rather than a wired link.

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Raytheon

The Raytheon Company was a major U.S. defense contractor and industrial corporation with manufacturing concentrations in weapons and military and commercial electronics.

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Raytheon Intelligence, Information and Services

Raytheon Intelligence, Information, and Services (RIIS or IIS) is a business unit of Raytheon Company headquartered in Dulles, Virginia.

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RCA

The RCA Corporation was a major American electronics company, which was founded in 1919 as the Radio Corporation of America.

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RCA 1802

The COSMAC (Complementary Symmetry Monolithic Array Computer) is an 8-bit microprocessor family introduced by RCA.

See Software-defined radio and RCA 1802

Reconfigurable antenna

A reconfigurable antenna is an antenna capable of modifying its frequency and radiation properties dynamically, in a controlled and reversible manner.

See Software-defined radio and Reconfigurable antenna

RF CMOS

RF CMOS is a metal–oxide–semiconductor (MOS) integrated circuit (IC) technology that integrates radio-frequency (RF), analog and digital electronics on a mixed-signal CMOS (complementary MOS) RF circuit chip.

See Software-defined radio and RF CMOS

RF front end

In a radio receiver circuit, the RF front end, short for radio frequency front end, is a generic term for all the circuitry between a receiver's antenna input up to and including the mixer stage.

See Software-defined radio and RF front end

Roke Manor Research

Roke, legally Roke Manor Research Ltd, is a British company based at Roke Manor near Romsey, Hampshire, which conducts research and development in the fields of communications, networks, electronic sensors, artificial intelligence, machine learning, data science, Military decision support consultancy and operational analysis, information assurance, and human science.

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Rome Laboratory

Rome Laboratory (Rome Air Development Center until 1991) is a U.S. Air Force research laboratory for "command, control, and communications" research and development and is responsible for planning and executing the USAF science and technology program.

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Signal processing

Signal processing is an electrical engineering subfield that focuses on analyzing, modifying and synthesizing signals, such as sound, images, potential fields, seismic signals, altimetry processing, and scientific measurements.

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SINCGARS

Single Channel Ground and Airborne Radio System (SINCGARS) is a very high frequency combat-net radio (CNR) used by U.S. and allied military forces.

See Software-defined radio and SINCGARS

Single-sideband modulation

In radio communications, single-sideband modulation (SSB) or single-sideband suppressed-carrier modulation (SSB-SC) is a type of modulation used to transmit information, such as an audio signal, by radio waves.

See Software-defined radio and Single-sideband modulation

Slow-scan television

Slow-scan television (SSTV) is a picture transmission method, used mainly by amateur radio operators, to transmit and receive static pictures via radio in monochrome or color.

See Software-defined radio and Slow-scan television

Softmodem

A software modem, commonly referred to as a softmodem, is a modem with minimal hardware that uses software running on the host computer, and the computer's resources (especially the central processing unit, random access memory, and sometimes audio processing), in place of the hardware in a conventional modem.

See Software-defined radio and Softmodem

Software Communications Architecture

The Software Communications Architecture (SCA) is an open architecture framework that defines a standard way for radios to instantiate, configure, and manage waveform applications running on their platform.

See Software-defined radio and Software Communications Architecture

Software Communications Architecture Reference Implementation

The Software Communications Architecture Reference Implementation (SCARI) is an implementation of the US Military's Joint Tactical Radio System (JTRS) Software Communications Architecture (SCA) Core Framework.

See Software-defined radio and Software Communications Architecture Reference Implementation

Software-defined mobile network

Software-defined mobile networking (SDMN) is an approach to the design of mobile networks where all protocol-specific features are implemented in software, maximizing the use of generic and commodity hardware and software in both the core network and radio access network (RAN).

See Software-defined radio and Software-defined mobile network

Sound card

A sound card (also known as an audio card) is an internal expansion card that provides input and output of audio signals to and from a computer under the control of computer programs.

See Software-defined radio and Sound card

SpeakEasy

SpeakEasy was a United States military project to use software-defined radio technology to make it possible to communicate with over 10 different types of military radios from a single system.

See Software-defined radio and SpeakEasy

Spurious emission

In radio communication, a spurious emission is any component of a radiated radio frequency signal the complete suppression of which would not impair the integrity of the modulation type or the information being transmitted.

See Software-defined radio and Spurious emission

Superheterodyne receiver

A superheterodyne receiver, often shortened to superhet, is a type of radio receiver that uses frequency mixing to convert a received signal to a fixed intermediate frequency (IF) which can be more conveniently processed than the original carrier frequency.

See Software-defined radio and Superheterodyne receiver

System on a chip

A system on a chip or system-on-chip (SoC; pl. SoCs) is an integrated circuit that integrates most or all components of a computer or other electronic system.

See Software-defined radio and System on a chip

Teleprinter

A teleprinter (teletypewriter, teletype or TTY) is an electromechanical device that can be used to send and receive typed messages through various communications channels, in both point-to-point and point-to-multipoint configurations.

See Software-defined radio and Teleprinter

Texas Instruments

Texas Instruments Incorporated (TI) is an American multinational semiconductor company headquartered in Dallas, Texas.

See Software-defined radio and Texas Instruments

TMS320

TMS320 is a blanket name for a series of digital signal processors (DSPs) from Texas Instruments.

See Software-defined radio and TMS320

Transceiver

In radio communication, a transceiver is an electronic device which is a combination of a radio ''trans''mitter and a re''ceiver'', hence the name.

See Software-defined radio and Transceiver

TRW Inc.

TRW Inc. was an American corporation involved in a variety of businesses, mainly aerospace, electronics, automotive, and credit reporting.

See Software-defined radio and TRW Inc.

TV White Space Database

TV White Space database, also commonly referred to as (TV) geolocation database, is an entity that controls the TV spectrum utilization by unlicensed white spaces devices within a determined geographical area.

See Software-defined radio and TV White Space Database

Ulrich L. Rohde

Ulrich Lothar Albert Rohde (born May 20, 1940 in Munich) is a German and American electrical engineer, entrepreneur, and university professor.

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United States Air Force

The United States Air Force (USAF) is the air service branch of the United States Armed Forces, and is one of the eight uniformed services of the United States.

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United States Department of Defense

The United States Department of Defense (DoD, USDOD, or DOD) is an executive branch department of the federal government of the United States charged with coordinating and supervising all agencies and functions of the U.S. government directly related to national security and the United States Armed Forces.

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USB

Universal Serial Bus (USB) is an industry standard that allows data exchange and delivery of power between many types of electronics.

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Variable-frequency oscillator

A variable frequency oscillator (VFO) in electronics is an oscillator whose frequency can be tuned (i.e., varied) over some range.

See Software-defined radio and Variable-frequency oscillator

Vector processor

In computing, a vector processor or array processor is a central processing unit (CPU) that implements an instruction set where its instructions are designed to operate efficiently and effectively on large one-dimensional arrays of data called vectors.

See Software-defined radio and Vector processor

References

[1] https://en.wikipedia.org/wiki/Software-defined_radio

Also known as Blaupunkt DigiCeiver, DigiCeiver, RTL SDR, RTL-SDR, RTL2832U, Realtek RTL2832U, Software Defined Radio, Software Receiver, Software radio.

, IEEE Communications Magazine, IEEE Spectrum, Institute of Electrical and Electronics Engineers, Integrated circuit, Intel 8085, Intermediate frequency, Ionosonde, Joint Tactical Radio System, List of amateur radio software, List of software-defined radios, Low-noise amplifier, Marconi Electronic Systems, Microwave, Military, Mitre Corporation, Mixed-signal integrated circuit, Mobile phone, Modem, Modulation, Morse code, NXP Semiconductors, Oberpfaffenhofen, Open-source software, OpenHPSDR, Orthogonal frequency-division multiplexing, Osmocom, Packet radio, Peripheral Component Interconnect, Perseids, Personal computer, POSIX, QEX, QST, Quadrature amplitude modulation, Radio, Radio Interface Layer, Radio receiver, Radio spectrum, Radioteletype, Raytheon, Raytheon Intelligence, Information and Services, RCA, RCA 1802, Reconfigurable antenna, RF CMOS, RF front end, Roke Manor Research, Rome Laboratory, Signal processing, SINCGARS, Single-sideband modulation, Slow-scan television, Softmodem, Software Communications Architecture, Software Communications Architecture Reference Implementation, Software-defined mobile network, Sound card, SpeakEasy, Spurious emission, Superheterodyne receiver, System on a chip, Teleprinter, Texas Instruments, TMS320, Transceiver, TRW Inc., TV White Space Database, Ulrich L. Rohde, United States Air Force, United States Department of Defense, USB, Variable-frequency oscillator, Vector processor, Vehicle audio, Very high frequency, Very low frequency, VMEbus, White spaces (radio), Wireless Innovation Forum, 3G.

Software-defined radio, the Glossary

Table of Contents

References