• Continuously variable slope delta modulation (CVSD or CVSDM) is a voice coding method. It is a delta modulation with variable step size (i.e., special...
    7 KB (1,032 words) - 20:35, 18 January 2024
  • Thumbnail for Delta modulation
    Derived forms of delta modulation are continuously variable slope delta modulation, delta-sigma modulation, and differential modulation. Differential pulse-code...
    12 KB (1,578 words) - 16:24, 16 February 2024
  • Thumbnail for Pulse-width modulation
    fan control Continuously variable slope delta modulation Delta-sigma modulation H-bridge Pulse-amplitude modulation Pulse-code modulation Pulse-density...
    28 KB (3,907 words) - 07:34, 26 May 2024
  • modulation (ΣΔ) Continuously variable slope delta modulation (CVSDM), also called adaptive delta modulation (ADM) Pulse-density modulation (PDM) The use of on-off...
    24 KB (3,038 words) - 03:42, 25 April 2024
  • Thumbnail for Delta-sigma modulation
    Pulse-width modulation Continuously variable slope delta modulation Class-D amplifier (sometimes use delta-sigma modulation) The delta-sigma configuration...
    58 KB (6,733 words) - 06:43, 19 April 2024
  • Thumbnail for KY-58
    wideband switched telephone systems. It uses the 16 kbit/s continuously variable slope delta modulation (CVSD). The system was initially fielded as a replacement...
    1 KB (122 words) - 23:27, 25 April 2024
  • Thumbnail for WHCA Roadrunner
    It is based on voice being digitized using 12 kbit/s Continuously Variable Slope Delta modulation (CVSD) and then encrypted using a National Security Agency...
    3 KB (367 words) - 02:36, 26 April 2024
  • Thumbnail for Vocoder
    and 4800 bit/s, Federal Standard 1016, used in STU-III Continuously variable slope delta modulation (CVSD), 16 kbit/s, used in wide band encryptors such...
    40 KB (4,186 words) - 13:36, 26 April 2024
  • Thumbnail for Frequency modulation
    frequency modulation in the frequency domain. As in other modulation systems, the modulation index indicates by how much the modulated variable varies around...
    28 KB (3,614 words) - 14:48, 30 March 2024
  • operating above 30 MHz. Voice is digitized using 12 kbit/s continuously variable slope delta modulation (CVSD) and then encrypted using a National Security Agency...
    2 KB (249 words) - 23:30, 25 April 2024
  • Thumbnail for List of Bluetooth profiles
    to carry a monaural audio channel with continuously variable slope delta modulation or pulse-code modulation, and with logarithmic a-law or μ-law quantization...
    43 KB (4,376 words) - 15:58, 13 May 2024
  • Thumbnail for Network Voice Protocol
    techniques, including linear predictive coding (LPC) and continuously variable slope delta modulation (CVSD). Cooperating researchers included Steve Casner...
    5 KB (617 words) - 15:03, 28 March 2023
  • Versions System CVSD – (i) Continuous Variable Slope Delta (modulation) CVT – (i) Continuously Variable Transmission CW (i) Continuous Wave (s) Cook Islands...
    55 KB (5,246 words) - 23:54, 19 January 2024
  • LPC-10 at 2.4 kbit/s in narrowband voice modes and continuously variable slope delta (CVSD) modulation at 12 kbit/s and 16 kbit/s in wideband voice modes...
    3 KB (330 words) - 03:29, 28 April 2024
  • the A.C. component of the current in-phase with the modulation voltage is recorded. In variable-spacing scanning tunneling spectroscopy (VS-STS), the...
    26 KB (3,641 words) - 06:17, 13 August 2023
  • Thumbnail for Quantization (signal processing)
    {\displaystyle \Delta } can be expressed as Q ( x ) = Δ ⋅ ⌊ x Δ + 1 2 ⌋ {\displaystyle Q(x)=\Delta \cdot \left\lfloor {\frac {x}{\Delta }}+{\frac {1}{2}}\right\rfloor...
    42 KB (6,357 words) - 18:30, 23 March 2024
  • s(t)=1\cdot \exp[j(\Delta \Omega \cdot t+{\frac {\Delta \Omega }{2T}}\cdot t^{2})]\qquad {\text{where}}\quad \Delta \Omega =2\pi \cdot \Delta F\qquad {\text{and}}\quad...
    37 KB (6,293 words) - 01:25, 9 February 2024
  • Thumbnail for Atomic force microscopy
    detection mechanism, amplitude modulation AFM; and non-contact mode, or, again after the detection mechanism, frequency modulation AFM. Despite the nomenclature...
    74 KB (9,782 words) - 00:18, 17 May 2024
  • (Midway)". www.system16.com. "HC-55516/55532: All-Digital Continuously Variable Slope Delta Modulator (CVSD)". Harris Semiconductor (Harris Corporation)...
    62 KB (2,542 words) - 20:23, 15 May 2024
  • − I δ {\displaystyle -I\,\delta } , modulated by the washboard modulation − I 0 cos ⁡ δ {\displaystyle -I_{0}\,\cos \delta } . The zero voltage state...
    15 KB (2,335 words) - 19:33, 9 June 2022
  • T}}={\frac {L}{T\,\Delta v}}={\frac {\Delta s}{\Delta v}},} where d P / d T {\displaystyle \mathrm {d} P/\mathrm {d} T} is the slope of the tangent to...
    281 KB (31,767 words) - 19:43, 21 March 2024
  • change Δ ω {\displaystyle \Delta \omega } caused by a given phase change Δ ϕ {\displaystyle \Delta \phi } depends on the slope of the loop phase curve at...
    61 KB (6,588 words) - 07:39, 18 May 2024
  • Thumbnail for Discrete Fourier transform
    constructed from the transformed variable, Q m = N | x m | 2 . {\displaystyle Q_{m}=N|x_{m}|^{2}.} For the case of continuous functions P ( x ) {\displaystyle...
    68 KB (10,510 words) - 12:55, 30 April 2024
  • Thumbnail for Memristor
    changes its slope continuously in one branch in the positive and in one branch in the negative bias range (write branches) and has a constant slope in one...
    114 KB (13,866 words) - 11:51, 25 May 2024
  • Thumbnail for Synthetic-aperture radar
    only a slow change in modulation cannot reveal the distance to the target as well as a signal with a quick change in modulation. Ultra-wideband (UWB)...
    77 KB (10,945 words) - 14:47, 12 March 2024
  • Thumbnail for African humid period
    Skinner, Christopher B.; Poulsen, Christopher J.; Zhu, Jiang (2019). "Modulation of Mid-Holocene African Rainfall by Dust Aerosol Direct and Indirect Effects"...
    376 KB (43,079 words) - 15:46, 12 April 2024
  • original DCT algorithm, and incorporates elements of inverse DCT and delta modulation. It is a more effective lossless compression algorithm than entropy...
    102 KB (12,067 words) - 04:04, 26 May 2024
  • Thumbnail for 3D scanning
    "Superfast multifrequency phase-shifting technique with optimal pulse width modulation". Optics Express. 19 (6): 5149–5155. Bibcode:2011OExpr..19.5149W. doi:10...
    82 KB (10,084 words) - 00:49, 5 April 2024
  • observed. A transient x-ray source was detected which faded with a power law slope in the days following the burst. This x-ray afterglow was the first GRB...
    20 KB (2,602 words) - 20:40, 16 May 2024
  • Thumbnail for Proto-Cubism
    brushstrokes played an important role. The complexity of surface variations (or modulations) with overlapped shifting planes, seemingly arbitrary contours, contrasts...
    140 KB (17,184 words) - 22:07, 3 March 2024