Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Analog_signal> ?p ?o }
- Analog_signal abstract "An analog or analogue signal is any continuous signal for which the time varying feature (variable) of the signal is a representation of some other time varying quantity, i.e., analogous to another time varying signal. For example, in an analog audio signal, the instantaneous voltage of the signal varies continuously with the pressure of the sound waves. It differs from a digital signal, in which the continuous quantity is a representation of a sequence of discrete values which can only take on one of a finite number of values. The term analog signal usually refers to electrical signals; however, mechanical, pneumatic, hydraulic, human speech, and other systems may also convey or be considered analog signals.An analog signal uses some property of the medium to convey the signal's information. For example, an aneroid barometer uses rotary position as the signal to convey pressure information. In an electrical signal, the voltage, current, or frequency of the signal may be varied to represent the information.Any information may be conveyed by an analog signal; often such a signal is a measured response to changes in physical phenomena, such as sound, light, temperature, position, or pressure. The physical variable is converted to an analog signal by a transducer. For example, in sound recording, fluctuations in air pressure (that is to say, sound) strike the diaphragm of a microphone which induces corresponding fluctuations in the current produced by a coil in an electromagnetic microphone, or the voltage produced by a condensor microphone. The voltage or the current is said to be an \"analog\" of the sound.An analog signal has a theoretically infinite resolution. In practice an analog signal is subject to electronic noise and distortion introduced by communication channels and signal processing operations, which can progressively degrade the signal-to-noise ratio (SNR). In contrast, digital signals have a finite resolution. Converting an analog signal to digital form introduces a constant low-level noise called quantization noise into the signal which determines the noise floor, but once in digital form the signal can in general be processed or transmitted without introducing additional noise or distortion. Therefore, as analog signal processing systems become more complex, they may ultimately degrade signal resolution to such an extent that their performance is surpassed by digital systems. This explains the widespread use of digital signals in preference to analog in modern technology. In analog systems, it is difficult to detect when such degradation occurs. However, in digital systems, degradation can not only be detected but corrected as well.".
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- Analog_signal wikiPageLength "7168".
- Analog_signal wikiPageOutDegree "62".
- Analog_signal wikiPageRevisionID "689684511".
- Analog_signal wikiPageWikiLink Ampex.
- Analog_signal wikiPageWikiLink Amplitude_modulation.
- Analog_signal wikiPageWikiLink Analog-to-digital_converter.
- Analog_signal wikiPageWikiLink Analog_device.
- Analog_signal wikiPageWikiLink Analog_recording.
- Analog_signal wikiPageWikiLink Analog_signal_processing.
- Analog_signal wikiPageWikiLink Analogue_electronics.
- Analog_signal wikiPageWikiLink Audio_signal.
- Analog_signal wikiPageWikiLink Barometer.
- Analog_signal wikiPageWikiLink Carrier_wave.
- Analog_signal wikiPageWikiLink Category:Analog_circuits.
- Analog_signal wikiPageWikiLink Category:Electronic_design.
- Analog_signal wikiPageWikiLink Category:Television_terminology.
- Analog_signal wikiPageWikiLink Category:Video_signal.
- Analog_signal wikiPageWikiLink Channel_(communications).
- Analog_signal wikiPageWikiLink Classical_mechanics.
- Analog_signal wikiPageWikiLink Coaxial_cable.
- Analog_signal wikiPageWikiLink Comparison_of_analog_and_digital_recording.
- Analog_signal wikiPageWikiLink Continuous_function.
- Analog_signal wikiPageWikiLink Digital_audio.
- Analog_signal wikiPageWikiLink Digital_signal_(signal_processing).
- Analog_signal wikiPageWikiLink Digital_video.
- Analog_signal wikiPageWikiLink Discrete_space.
- Analog_signal wikiPageWikiLink Distortion.
- Analog_signal wikiPageWikiLink Electric_current.
- Analog_signal wikiPageWikiLink Federal_Standard_1037C.
- Analog_signal wikiPageWikiLink Frequency.
- Analog_signal wikiPageWikiLink Frequency_modulation.
- Analog_signal wikiPageWikiLink Generation_loss.
- Analog_signal wikiPageWikiLink Hydraulics.
- Analog_signal wikiPageWikiLink Intermodulation.
- Analog_signal wikiPageWikiLink Light.
- Analog_signal wikiPageWikiLink MIL-STD-188.
- Analog_signal wikiPageWikiLink Magnetic_storage.
- Analog_signal wikiPageWikiLink Magnetic_tape.
- Analog_signal wikiPageWikiLink Microphone.
- Analog_signal wikiPageWikiLink Modulation.
- Analog_signal wikiPageWikiLink Noise_(electronics).
- Analog_signal wikiPageWikiLink Phase_(waves).
- Analog_signal wikiPageWikiLink Pneumatics.
- Analog_signal wikiPageWikiLink Pressure.
- Analog_signal wikiPageWikiLink Quantization_(signal_processing).
- Analog_signal wikiPageWikiLink Signal-to-noise_ratio.
- Analog_signal wikiPageWikiLink Signal_(electrical_engineering).
- Analog_signal wikiPageWikiLink Signal_processing.
- Analog_signal wikiPageWikiLink Sine_wave.
- Analog_signal wikiPageWikiLink Sound.
- Analog_signal wikiPageWikiLink Sound_pressure.
- Analog_signal wikiPageWikiLink Temperature.
- Analog_signal wikiPageWikiLink Transducer.
- Analog_signal wikiPageWikiLink Twisted_pair.
- Analog_signal wikiPageWikiLink Video.
- Analog_signal wikiPageWikiLink Videotape.
- Analog_signal wikiPageWikiLink Voltage.
- Analog_signal wikiPageWikiLink Waveform.
- Analog_signal wikiPageWikiLinkText "'''Ana'''log".
- Analog_signal wikiPageWikiLinkText "Analog audio signal".
- Analog_signal wikiPageWikiLinkText "Analog signal".
- Analog_signal wikiPageWikiLinkText "Analog".
- Analog_signal wikiPageWikiLinkText "Analogue".
- Analog_signal wikiPageWikiLinkText "analog current".
- Analog_signal wikiPageWikiLinkText "analog data".
- Analog_signal wikiPageWikiLinkText "analog device".
- Analog_signal wikiPageWikiLinkText "analog sensor".
- Analog_signal wikiPageWikiLinkText "analog signal".
- Analog_signal wikiPageWikiLinkText "analog voltage".
- Analog_signal wikiPageWikiLinkText "analog".
- Analog_signal wikiPageWikiLinkText "analogous electrical signal".
- Analog_signal wikiPageWikiLinkText "analogue - Analog".
- Analog_signal wikiPageWikiLinkText "analogue broadcast".
- Analog_signal wikiPageWikiLinkText "analogue data".
- Analog_signal wikiPageWikiLinkText "analogue signal".
- Analog_signal wikiPageWikiLinkText "analogue signals".
- Analog_signal wikiPageWikiLinkText "analogue synthesizers".
- Analog_signal wikiPageWikiLinkText "analogue".
- Analog_signal wikiPageWikiLinkText "signal".
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- Analog_signal subject Category:Analog_circuits.
- Analog_signal subject Category:Electronic_design.
- Analog_signal subject Category:Television_terminology.
- Analog_signal subject Category:Video_signal.
- Analog_signal hypernym Representation.
- Analog_signal type Circuit.
- Analog_signal type Page.
- Analog_signal type Redirect.
- Analog_signal type Thing.
- Analog_signal comment "An analog or analogue signal is any continuous signal for which the time varying feature (variable) of the signal is a representation of some other time varying quantity, i.e., analogous to another time varying signal. For example, in an analog audio signal, the instantaneous voltage of the signal varies continuously with the pressure of the sound waves.".
- Analog_signal label "Analog signal".