• Continuous phase modulation (CPM) is a method for modulation of data commonly used in wireless modems. In contrast to other coherent digital phase modulation...
    6 KB (939 words) - 15:17, 31 August 2024
  • ASK[citation needed] Continuous phase modulation (CPM) methods Minimum-shift keying (MSK) Gaussian minimum-shift keying (GMSK) Continuous-phase frequency-shift...
    28 KB (3,371 words) - 18:22, 31 July 2025
  • ternary continuous phase modulation 3-PSK can be seen as falling between "binary phase-shift keying" (BPSK), which uses two phases, and "quadrature phase-shift...
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  • pulse-position modulation (FPPM and PPM) Multiple frequency-shift keying (MFSK) Orthogonal frequency-division multiplexing (OFDM) Continuous Phase Modulation (CPM)...
    20 KB (2,135 words) - 01:06, 24 July 2025
  • Thumbnail for Amplitude modulation
    angle modulation, in which either the frequency of the carrier wave is varied, as in frequency modulation, or its phase, as in phase modulation. AM was...
    36 KB (4,695 words) - 21:34, 31 May 2025
  • Thumbnail for Pulse-width modulation
    Pulse-width modulation (PWM), also known as pulse-duration modulation (PDM) or pulse-length modulation (PLM), is any method of representing a signal as...
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  • Phase-shift keying (PSK) is a digital modulation process which conveys data by changing (modulating) the phase of a constant frequency carrier wave. The...
    42 KB (6,226 words) - 18:36, 8 July 2025
  • Thumbnail for In-phase and quadrature components
    with modulation can be decomposed into, or synthesized from, two amplitude-modulated sinusoids that are in quadrature phase, i.e., with a phase offset...
    14 KB (1,512 words) - 19:02, 21 July 2025
  • Minimum-shift keying (category Quantized radio modulation modes)
    In digital modulation, minimum-shift keying (MSK) is a type of continuous-phase frequency-shift keying that was developed in the late 1950s by Collins...
    9 KB (1,126 words) - 07:20, 3 August 2025
  • Thumbnail for Frequency modulation
    modulation; phase modulation is often used as an intermediate step to achieve frequency modulation. These methods contrast with amplitude modulation,...
    31 KB (4,016 words) - 19:19, 16 July 2025
  • Thumbnail for Continuous-wave radar
    {\displaystyle f_{d}\approx 2v{\frac {f_{t}}{c'}}} Continuous-wave radar without frequency modulation (FM) only detects moving targets, as stationary targets...
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  • pulses soft, appearing more rounded, or to use other modulation methods (e.g. phase modulation). Certain types of power amplifiers used in transmission...
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  • percolation method, a clustering algorithm for networks Continuous phase modulation, a data modulation method commonly used in wireless modems Counts per minute...
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  • sexual response cycle model. The excitement phase (also known as the arousal phase or initial excitement phase) is the first stage of the human sexual response...
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  • Thumbnail for Optical transfer function
    full modulation from black to white. The 'modulation transfer function' (just a term for the magnitude of the optical transfer function with phase ignored)...
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  • Thumbnail for Phase velocity
    This commonly appears in wireless communication when modulation (a change in amplitude and/or phase) is employed to send data. To gain some intuition for...
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  • Types of radio emissions (category Radio modulation modes)
    transmission by frequency modulation of a radio frequency carrier with an audio frequency FSK subcarrier. Often called AFSK/FM. J2B Phase-shift keying such as...
    12 KB (1,023 words) - 11:51, 6 May 2025
  • Thumbnail for Phase-fired controller
    as the value that will be pulsed on and off is continuous. PFC differs from pulse-width modulation (PWM) in that it addresses supplies that output a...
    7 KB (949 words) - 12:52, 18 July 2025
  • to the other may be a continuous or a discontinuous change in the frequency or phase. Frequency-shift keying Frequency modulation Rudolf F. Graf (1999)...
    854 bytes (99 words) - 19:52, 4 September 2024
  • Thumbnail for Frequency-shift keying
    Frequency-shift keying (FSK) is a frequency modulation scheme in which digital information is encoded on a carrier signal by periodically shifting the...
    16 KB (1,913 words) - 03:39, 31 July 2024
  • Frequency modulation (F2A, F2B) — e.g. FM broadcast radio Phase modulation (G2B) Single-sideband modulation with full carrier (H2A, H2B) Single-sideband with...
    5 KB (681 words) - 22:59, 13 May 2024
  • Thumbnail for Instantaneous phase and frequency
    called wrapped phase. Otherwise it is called unwrapped phase, which is a continuous function of argument t, assuming sa(t) is a continuous function of t...
    9 KB (1,511 words) - 17:25, 26 April 2025
  • Thumbnail for Project 25
    Project 25 (section Phase I)
    became available with the newer Phase II modulation protocol. The older protocol known as P25 became P25 Phase I. P25 Phase II (or P25II) products use the...
    45 KB (5,186 words) - 00:48, 6 June 2025
  • Thumbnail for Power electronics
    methods that are generally accepted are ON/OFF Control, Phase-Angle Control, and Pulse-Width Modulation AC Chopper Control (PWM AC Chopper Control). All three...
    62 KB (8,061 words) - 01:37, 31 July 2025
  • Thumbnail for Solid-state nuclear magnetic resonance
    2000). "Homonuclear dipolar decoupling in solid-state NMR using continuous phase modulation". Chemical Physics Letters. 319 (3–4): 253–260. Bibcode:2000CPL...
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  • Thumbnail for Data communication
    a limited set of continuously varying waveforms (passband transmission), using a digital modulation method. The passband modulation and corresponding...
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  • thermal modulation. However, with thermal modulation, cold jet and hot jet pulse duration, length of the second dimension column and modulation time also...
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  • Computation of radiowave attenuation in the atmosphere Continuous phase modulation Continuous wave Convective heat transfer Coriolis frequency Coronal...
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  • signal modulated with an angular modulation, we must use a frequency modulation (FM) demodulator or a phase modulation (PM) demodulator. Different kinds...
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  • digital modulation scheme with a continuous phase can be used to impose the information on a carrier signal. The most widely used modulation scheme is...
    24 KB (3,280 words) - 15:04, 26 May 2025