In telecommunications, orthogonal frequency-division multiplexing (OFDM) is a type of digital transmission used in digital modulation for encoding digital...
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In telecommunications, frequency-division multiplexing (FDM) is a technique by which the total bandwidth available in a communication medium is divided...
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Orthogonal frequency-division multiple access (OFDMA) is a multi-user version of the popular orthogonal frequency-division multiplexing (OFDM) digital...
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Polarization-division multiplexing (PDM) is a physical layer method for multiplexing signals carried on electromagnetic waves, allowing two channels of...
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scheme is orthogonal frequency-division multiplexing (OFDM), which refers to the use, by a single transmitter, of a set of frequency multiplexed signals...
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Non-orthogonal frequency-division multiplexing (N-OFDM) is a method of encoding digital data on multiple carrier frequencies with non-orthogonal intervals...
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advanced cases) quadrature amplitude modulation (QAM) or orthogonal frequency-division multiplexing (OFDM), which typically makes it very robust and efficient...
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arrangement is called mixed numerology. The nature of the orthogonal frequency-division multiplexing (OFDM) waveforms includes interconnected parameters (for...
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fading) or beamforming (improved selectivity) rather than multiplexing. Frequency-division multiplexing (FDM) is inherently an analog technology. FDM achieves...
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Signal modulation (category Frequency mixers)
digital modulation method that employs multiple carriers, orthogonal frequency-division multiplexing (OFDM), is used in WiFi networks, digital radio stations...
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frequencies Frequency-change signaling Multiple frequency-shift keying (MFSK) Orthogonal frequency-division multiplexing (OFDM) Phase-shift keying (PSK) Federal...
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progressive diseases Discrete multitone modulation, a form of orthogonal frequency-division multiplexing (OFDM) Definite Minimum Time, a term specific to protective...
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of the next generation standard. The use of MIMO-OFDM (orthogonal frequency division multiplexing) to increase the data rate while maintaining the same...
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and other data in an MPEG transport stream, using coded orthogonal frequency-division multiplexing (COFDM or OFDM) modulation. It is also the format widely...
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5G NR (section Frequency bands)
for the air interface of 5G networks. It is based on orthogonal frequency-division multiplexing (OFDM), as is the 4G (fourth generation) long-term evolution...
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standards: Digital Video Broadcasting (DVB) uses coded orthogonal frequency-division multiplexing (OFDM) modulation and supports hierarchical transmission...
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Channel access method (redirect from Time and Frequency division multiple access)
(MS-ALOHA) Code-division multiple access (CDMA) Orthogonal frequency-division multiple access (OFDMA) Orthogonal frequency-division multiplexing (OFDM) Where...
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network specifications that defined requirements for an orthogonal frequency-division multiplexing (OFDM) communication system. It was originally designed...
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general time division multiplexing (TDM) and frequency division multiplexing (FDM). When performed correctly, statistical multiplexing can provide a...
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(macrodiversity) in orthogonal frequency-division multiplexing cellular networks. DSFN is based on the idea of single frequency networks, which is a group of radio...
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pulse-position modulation (FPPM and PPM) Multiple frequency-shift keying (MFSK) Orthogonal frequency-division multiplexing (OFDM) Continuous Phase Modulation (CPM)...
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average power transmitted (Shannon–Hartley theorem). Orthogonal frequency-division multiplexing (OFDM) is a very promising modulation technique; perhaps...
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critical in modern software defined radios, which utilize Orthogonal Frequency Division Multiplexing to spread the symbols (bits) using a cyclic prefix. This...
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of bins produces a transmission system known as coded orthogonal frequency-division multiplexing (COFDM). In the context of G.992.1, the term "Discrete...
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least 500 MHz of a narrow-band carrier; for example, orthogonal frequency-division multiplexing (OFDM))—can access the UWB spectrum under the rules. A...
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High-speed multimedia radio (section Frequency sharing)
925 GHz (5 cm) band. The 802.11a standard uses OFDM or "Orthogonal Frequency Division Multiplexing" to transmit data and therefore is not classified as spread-spectrum...
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Various modulation techniques, such as frequency division multiplexing (FDM) or orthogonal frequency division multiplexing (OFDM), are employed. These techniques...
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non-line of sight (NLOS) coverage using beamforming and orthogonal frequency-division multiplexing (OFDM). Service was launched in ten cities in 2000. However...
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choosing between two technology proposals, Multi-band Orthogonal Frequency Division Multiplexing (MB-OFDM) and Direct Sequence UWB (DS-UWB), backed by...
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single carrier, whereas 802.11a, Wi-Fi 4, 5 and 6 use orthogonal frequency-division multiplexing. Channels are used half duplex and can be time-shared...
122 KB (12,885 words) - 01:20, 19 June 2025