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Differential coding

In digital communications, differential coding is a technique used to provide unambiguous signal reception when using some types of modulation. It makes transmissible data dependent on both the current and previous signal (or symbol) states.

Applications, Purposes of differential coding & Conventional differential coding

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Purposes of differential coding

Balanced linesCarrier recoveryBinaryModulo-2Line codes
10 related topics

Conventional differential coding

Viterbi decoderFrame synchronizerLinear time-invariant systemsIIRFIR
10 related topics

Applications

SatelliteRadio relay
2 related topics

Other techniques to resolve a phase ambiguity

SyncwordsDVB-S
2 related topics

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Overview

Purposes of differential coding

Conventional differential coding

Applications

Drawbacks

  • BER Bit error rate

Other techniques to resolve a phase ambiguity

External links and references

Advanced semantic analysis

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Map overview Semantic statistics

Differential coding

Nodes39
Edges38
Triples20
Avg. degree1.95
Density0.051282
Components1

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Differential coding

Top relations

related to Conventional differential coding · 6
Differential coding → BPSK, Generally, Sometimes, To, Viterbi, When
related to Other techniques to resolve a phase ambiguity · 5
Differential coding → Differential, DVB-S, That, The, This
related to Drawbacks · 4
Differential coding → BER, Differential, That, This
has application · 3
Differential coding → Differential, PSK, QAM
is a · 1
Differential coding → technique used to provide unambiguous signal reception when using some types of modulation

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Important terminology

differential coding used symbols data ambiguity modulation bpsk displaystyle signal one inverted i-1 decoder symbol types resolve phase encoding inversion

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Differential codingis atechnique used to provide unambiguous signal reception when using some types of modulation0.90text
y iinstance ofif one symbol0.80text
Differential codinghas applicationDifferential0.60section
Differential codinghas applicationPSK0.60section
Differential codinghas applicationQAM0.60section
Differential codingrelated to Conventional differential codingSometimes0.60section
Differential codingrelated to Conventional differential codingBPSK0.60section
Differential codingrelated to Conventional differential codingViterbi0.60section
Differential codingrelated to Conventional differential codingGenerally0.60section
Differential codingrelated to Conventional differential codingTo0.60section
Differential codingrelated to Conventional differential codingWhen0.60section
Differential codingrelated to DrawbacksDifferential0.60section

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