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- Unipolar_encoding abstract "Unipolar encoding is a line code. A positive voltage represents a binary 1, and zero volts indicates a binary 0. It is the simplest line code, directly encoding the bitstream, and is analogous to on-off keying in modulation.Its drawbacks are that it is not self-clocking and it has a significant DC component, which can be halved by using return-to-zero, where the signal returns to zero in the middle of the bit period. With a 50% duty cycle each rectangular pulse is only at a positive voltage for half of the bit period. This is ideal if one symbol is sent much more often than the other and power considerations are necessary, and also makes the signal self-clocking.NRZ(Non-Return-Zero) Traditionally, a unipolar scheme was designed as a non-return-to-zero (NRZ) scheme, in which the positive voltage defines bit 1 and the zero voltage defines bit 0. It is called NRZ because the signal does not return to zero at the middle of the bit.Compared with its polar counterpart, Polar NRZ, this scheme is very expensive. The normalized power (power required to send 1 bit per unit line resistance) is double that for polar NRZ. For this reason, this scheme is not normally used in data communications today.".
- Unipolar_encoding wikiPageID "1431322".
- Unipolar_encoding wikiPageRevisionID "577258791".
- Unipolar_encoding hasPhotoCollection Unipolar_encoding.
- Unipolar_encoding subject Category:Encodings.
- Unipolar_encoding subject Category:Line_codes.
- Unipolar_encoding type Abstraction100002137.
- Unipolar_encoding type Act100030358.
- Unipolar_encoding type Activity100407535.
- Unipolar_encoding type Code106667317.
- Unipolar_encoding type Communication100033020.
- Unipolar_encoding type Cryptography100614489.
- Unipolar_encoding type Encoding100615887.
- Unipolar_encoding type Encodings.
- Unipolar_encoding type Event100029378.
- Unipolar_encoding type LineCodes.
- Unipolar_encoding type PsychologicalFeature100023100.
- Unipolar_encoding type Writing100614224.
- Unipolar_encoding type WrittenCommunication106349220.
- Unipolar_encoding type YagoPermanentlyLocatedEntity.
- Unipolar_encoding comment "Unipolar encoding is a line code. A positive voltage represents a binary 1, and zero volts indicates a binary 0. It is the simplest line code, directly encoding the bitstream, and is analogous to on-off keying in modulation.Its drawbacks are that it is not self-clocking and it has a significant DC component, which can be halved by using return-to-zero, where the signal returns to zero in the middle of the bit period.".
- Unipolar_encoding label "Unipolar encoding".
- Unipolar_encoding sameAs m.050_gp.
- Unipolar_encoding sameAs Q17048418.
- Unipolar_encoding sameAs Q17048418.
- Unipolar_encoding sameAs Unipolar_encoding.
- Unipolar_encoding wasDerivedFrom Unipolar_encoding?oldid=577258791.
- Unipolar_encoding isPrimaryTopicOf Unipolar_encoding.