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Electronic method of transmitting information with a carrier wave
Angle modulation is a class of signal modulation that is used in telecommunication transmission systems using carrier waves. The class comprises frequency
Angle_modulation
Electronic method of transmitting information with a carrier wave
carrier wave. Phase modulation is one of the two principal forms of angle modulation, together with frequency modulation. In phase modulation, the instantaneous
Phase_modulation
Electronic method of transmitting information with a carrier wave
with 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
Amplitude_modulation
Representation of a signal as a rectangular wave with varying duty cycle
Pulse-width modulation (PWM), also known as pulse-duration modulation (PDM) or pulse-length modulation (PLM), is any method of representing a signal as
Pulse-width_modulation
Process of varying one or more properties of a periodic waveform
Vestigial-sideband modulation (VSB, or VSB-AM) Quadrature amplitude modulation (QAM) Angle modulation, which is approximately constant envelope Frequency modulation (FM)
Signal_modulation
Electronic method of transmitting information with a carrier wave
complementary principal methods of angle modulation; phase modulation is often used as an intermediate step to achieve frequency modulation. These methods contrast
Frequency_modulation
Delays experienced through a linear time-invariant system
achieve than a flat phase delay. In an angle-modulation system—such as with frequency modulation (FM) or phase modulation (PM)—the (FM or PM) passband signal
Group_delay_and_phase_delay
Algorithm on pulse-width modulation
Space vector modulation (SVM) is an algorithm for the control of pulse-width modulation (PWM), invented by Gerhard Pfaff, Alois Weschta, and Albert Wick
Space_vector_modulation
Form of signal modulation
Pulse-amplitude modulation (PAM) is a form of signal modulation in which the message information is encoded in the amplitude of a pulse train interrupting
Pulse-amplitude_modulation
Method for converting signals between digital and analog
Delta-sigma (ΔΣ; or sigma-delta, ΣΔ) modulation is an oversampling method for encoding signals into low bit depth digital signals at a very high sample-frequency
Delta-sigma_modulation
Modulation allowing for multiple signals on a line
At the time, polar modulation was called "HELAPS" by its pioneer, the German scientist K. Meinzer. Angle modulation Phase modulation Phase-shift keying
Polar_modulation
Form of modulation
Pulse-density modulation (PDM) is a form of modulation used to represent an analog signal with a binary signal. In a PDM signal, specific amplitude values
Pulse-density_modulation
Modulation scheme in telecommunication
Trellis coded modulation (TCM) is a modulation scheme that transmits information with high efficiency over band-limited channels such as telephone lines
Trellis_coded_modulation
Form of signal modulation using time shifts
Pulse-position modulation (PPM) is a form of signal modulation in which M message bits are encoded by transmitting a single pulse in one of 2 M {\displaystyle
Pulse-position_modulation
Electronic method of transmitting information with a carrier wave
communications, single-sideband modulation (SSB) or single-sideband suppressed-carrier modulation (SSB-SC) is a type of signal modulation used to transmit information
Single-sideband_modulation
Digital representation of sampled analog signals
Pulse-code modulation (PCM) is a method used to digitally represent analog signals. It is the standard form of digital audio in computers, compact discs
Pulse-code_modulation
Pattern used within a communications system to represent digital data
frequency modulation, Miller encoding and delay encoding Non-return-to-zero (NRZ) Non-return-to-zero, inverted (NRZI) Pulse-position modulation (PPM) Return-to-zero
Line_code
Family of digital modulation methods
Quadrature amplitude modulation (QAM) is the name of a family of signal modulation methods widely used in modern telecommunications to transmit information
Quadrature amplitude modulation
Quadrature_amplitude_modulation
Mathematical technique for manipulating signals
amplitude modulation, which explains why some authors refer to it as the actual in-phase component.[citation needed] In an angle modulation application
In-phase and quadrature components
In-phase_and_quadrature_components
Radio communication system implemented in software
include every common amateur modulation: morse code, single-sideband modulation, frequency modulation, amplitude modulation, and a variety of digital modes
Software-defined_radio
Method for modulation of data
phase modulation (CPM) is a method for modulation of data commonly used in wireless modems. In contrast to other coherent digital phase modulation techniques
Continuous_phase_modulation
Type of two-way radio service
following five frequencies: Channels 1–3 must use "narrowband" frequency modulation (2.5 kHz deviation; 11.25 kHz bandwidth). Channels 4 and 5 may use either
Multi-Use_Radio_Service
functions of one or more angles. They are distinct from triangle identities, which are identities potentially involving angles but also involving side
List of trigonometric identities
List_of_trigonometric_identities
Method of encoding digital data on multiple carrier frequencies
multiplexing (OFDM) is a type of digital transmission used in digital modulation for encoding digital (binary) data on multiple carrier frequencies. OFDM
Orthogonal frequency-division multiplexing
Orthogonal_frequency-division_multiplexing
Signal processing technique
Hierarchical modulation, also called layered modulation, is one of the signal processing techniques for multiplexing and modulating multiple data streams
Hierarchical_modulation
Type of data encoding
is a digital modulation process which conveys data by changing (modulating) the phase of a constant frequency carrier wave. The modulation is accomplished
Phase-shift_keying
Modulation technique to reduce signal interference
is a spread-spectrum modulation technique primarily used to reduce overall signal interference. The direct-sequence modulation makes the transmitted
Direct-sequence spread spectrum
Direct-sequence_spread_spectrum
Type of continuous-phase frequency-shift keying
frequency modulator, and typically has much narrower phase shift angles than most MSK modulation systems. This has the advantage of reducing sideband power
Minimum-shift_keying
Transmitting information with a carrier wave
Space modulation is a radio modulation technique employed in an Instrument Landing System (ILS) that uses multiple antennas to transmit signals with varying
Space_modulation
Type of amplitude-shift keying modulation
keying (OOK) denotes the simplest form of amplitude-shift keying (ASK) modulation that represents digital data as the presence or absence of a carrier wave
On–off_keying
Signal processing technique
actually mixes CSS encoding techniques with differential phase-shift keying modulation (DPSK) to achieve better data rates. Chirp spread spectrum may also be
Chirp_spread_spectrum
Integral transform and linear operator
\cos(\omega t+\varphi _{m}(t))} is called angle modulation, which includes both phase modulation and frequency modulation. The instantaneous frequency is ω
Hilbert_transform
Wavelet modulation, also known as fractal modulation, is a modulation technique that makes use of wavelet transformations to represent the data being
Wavelet_modulation
Device which extracts info from a modulated radio frequency current or voltage
228940, S2CID 51654596, part 1. US 2497840, Seeley, Stuart William, "Angle Modulation Detector", issued February 14, 1950 US 2561089, Anderson, Earl I.
Detector_(radio)
Data communications modulation protocol
Frequency-shift keying (FSK) is a frequency modulation scheme in which digital information is encoded on a carrier signal by periodically shifting the
Frequency-shift_keying
Device that modulates an analog carrier signal to encode digital information
as tones using frequency shift keying (FSK). This was also a digital modulation technique, making this an early modem. Commercial modems largely did not
Modem
Digital modulation scheme
Amplitude-shift keying (ASK) is a form of amplitude modulation that represents digital data as variations in the amplitude of a carrier wave. For example
Amplitude-shift_keying
Frequencies or wavelengths that can pass through a filter
demodulator is used to detect the signal and reverse the modulation process. A combined equipment for modulation and demodulation is called a modem. In general
Passband
Process of extracting the original information-bearing signal from a carrier wave
content from the modulated carrier wave. There are many types of signal modulation, and there are many types of demodulators. The signal output from a demodulator
Demodulation
Sub-discipline of electrical engineering
reduced order estimators. Analog communication systems: amplitude and angle modulation and demodulation systems, spectral analysis of these operations, superheterodyne
Electronics_engineering
Complex number representing a particular sine wave
is the modulation depth and f m {\displaystyle f_{m}} is the frequency of the modulating signal, then for amplitude modulation the two modulation phasors
Phasor
Electromagnetic wave that is not pulsed
pulses soft, appearing more rounded, or to use other modulation methods (e.g. phase modulation). Certain types of power amplifiers used in transmission
Continuous_wave
Radio signal transmission method
networks and the devices should exhibit frequency-agile operation. Chirp modulation can be seen as a form of frequency-hopping that simply scans through the
Frequency-hopping spread spectrum
Frequency-hopping_spread_spectrum
True FM and phase modulation are the most commonly employed forms of analogue angle modulation. Direct FM (true Frequency modulation) is where the frequency
Radio_transmitter_design
Alternatively Static VAr Generator
capacitors or reactors (switched by a circuit breaker) By means of phase angle modulation switched by the thyristors, the reactor may be variably switched into
Static_VAR_compensator
Data communications modulation protocol
{\displaystyle \rho ={\frac {2\log _{2}M}{M}}} Like any other form of angle modulation that transmits a single RF tone that varies only in phase or frequency
Multiple frequency-shift keying
Multiple_frequency-shift_keying
Pendulum with center of mass above pivot
suppression filter to achieve stability. As a consequence of the null angle modulation strategy, the position feedback is positive, that is, a sudden command
Inverted_pendulum
Spreading the frequency domain of a signal
SATA systems, the most common technique is downspreading, via frequency modulation with a lower-frequency source. Spread-spectrum clocking, like other kinds
Spread_spectrum
Digital modulation scheme
Amplitude and phase-shift keying (APSK) is a digital modulation scheme that conveys data by modulating both the amplitude and the phase of a carrier wave
Amplitude and phase-shift keying
Amplitude_and_phase-shift_keying
assume any one of three different frequencies depending on three different modulation signal significant conditions (3-FM). Some examples of PAM-3 line codes
Ternary_signal
Device which creates images with lasers
support modulation. Modulation has to do with blanking but is a slightly broader term. A DPSS laser supports either analog modulation, TTL modulation, or
Laser_projector
British tactical radio system
increased interference levels. This was accomplished by the use of angle modulation effectively doubling the output power compared to AM and exploiting
Larkspur_radio_system
Frequency-division multiple access scheme
Term Evolution OFDMA Time-division multiple access "SC-FDMA vs. OFDM Modulation - MATLAB & Simulink". www.mathworks.com. Retrieved 2024-04-15. Myung,
Single-carrier_FDMA
proposed or patented, but have never been widely deployed in ATM cards: Angle modulation of ferromagnetic particles: A code is embedded into the magnetic stripe
MM_code
Characteristic of an optical system
primary importance. This derived function is commonly referred to as the modulation transfer function (MTF). The image on the right shows the optical transfer
Optical_transfer_function
Energy efficiency enhancement method for digital signal modulation
digital signal modulation that improves upon amplitude and phase-shift keying (APSK) and conventional quadrature amplitude modulation (QAM) by modifying
Constellation_shaping
Fluctuations in the luminance of a light
type of light regulation technology applied (e.g. pulse-width modulation). If the modulation frequency is below the flicker fusion threshold and if the magnitude
Flicker_(light)
Method for power limiting
angle of the input's modulation cycle. By triggering the device into conduction at a phase angle greater than 0 degrees, a point after the modulation
Phase-fired_controller
Electronic warfare technique
Angle deception jamming is an electronic warfare technique used against conical scanning radar systems. It generates a false signal that fools the radar
Angle_deception_jamming
is below the audio spectrum. US 2497840, Seeley, Stuart Williams, "Angle Modulation Detector", issued February 14, 1950 US 2561089, Anderson, Earl I.
Ratio_detector
Eleventh letter in the Greek alphabet
general adoption of the Ionic alphabet, Greek settled on an angle at the top; the Romans put the angle at the lower-left. Examples of the symbolic use of uppercase
Lambda
Modulation format used in HDSL2 and G.SHDSL
pulse-amplitude modulation (TC-PAM) is the modulation format that is used in HDSL2 and G.SHDSL. It is a variant of trellis coded modulation (TCM) which uses
TC-PAM
Abnormal inward turning of the knees when straightening the legs
valgum, commonly called "knock-knee", is a condition in which the knees angle in and touch each other when the legs are straightened. Individuals with
Genu_valgum
Classification of power amplifier
Class-D amplifiers use some form of pulse-width modulation to control the output devices. The conduction angle of each device is no longer related directly
Power_amplifier_classes
Alternative Morse code transmission technique
(amplitude modulation), 2 (one channel containing digital information, using a subcarrier), A (aural telegraphy). Single-sideband modulation with full
Modulated_continuous_wave
Printing process
color of ink, in dots of differing size (pulse-width modulation) or spacing (frequency modulation) or both. This reproduction relies on a basic optical
Halftone
Interference pattern
patterns with the same step p, but the second pattern is rotated by an angle α. Seen from afar, we can also see darker and paler lines: the pale lines
Moiré_pattern
Communications signal technique
low-probability-of-intercept (LPI). It can also refer to pulse-position modulation, which in its simplest form employs 2k discrete pulses (referring to the
Time-hopping
Keying is a family of modulation forms where the modulating signal takes one of a specific (predetermined) number of values at all times. The goal of keying
Keying_(telecommunications)
Varus deformity
marked by (outward) bowing at the knee, which means that the lower leg is angled inward (medially) in relation to the thigh's axis, giving the limb overall
Genu_varum
Complete reflection of a wave
index) than the first, and the waves are incident at a sufficiently oblique angle on the interface. For example, the water-to-air surface in a typical fish
Total_internal_reflection
equation of LTI control systems. Communication systems: amplitude and angle modulation and demodulation systems, spectral analysis of these operations, superheterodyne
Education and training of electrical and electronics engineers
Education_and_training_of_electrical_and_electronics_engineers
High-energy particle, mainly originating outside the Solar System
point-like extra-galactic sources distributed over the celestial sphere. Solar modulation theory explains how the intensity of cosmic rays changes as they travel
Cosmic_ray
Signal representation
representation of a signal modulated by a digital modulation scheme such as quadrature amplitude modulation or phase-shift keying. It displays the signal
Constellation_diagram
Method of encoding digital data on multiple carrier frequencies
channel." In 2001, V. Slyusar proposed non-orthogonal frequency digital modulation (N-OFDM) as an alternative of OFDM for communications systems. The next
Non-orthogonal frequency-division multiplexing
Non-orthogonal_frequency-division_multiplexing
Type of radar where a known stable frequency continuous wave radio energy is transmitted
brief period after the modulation ramp begins because incoming reflections will have modulation from the previous modulation cycle. This imposes a range
Continuous-wave_radar
Device which diffracts light via sound waves
They are used in lasers for Q-switching, telecommunications for signal modulation, and in spectroscopy for frequency control. A piezoelectric transducer
Acousto-optic_modulator
Physical law regarding scattering angles of radiation through a medium
Laue–Bragg interference — is a special case of Laue diffraction that gives the angles for coherent scattering of waves from a large crystal lattice. It describes
Bragg's_law
Electro-optical instrument used in surveying and building construction
electronic distance measurement (EDM) to measure both vertical and horizontal angles and the slope distance from the instrument to a particular point, and an
Total_station
Quantum states light can be in
Amplitude modulation (AM) and frequency modulation (FM) are the classical means to imprint information on a carrier field. (Frequency modulation is mathematically
Squeezed_states_of_light
Extent of the observable world seen at any given moment
given moment. In the case of optical instruments or sensors, it is a solid angle through which a detector is sensitive to electromagnetic radiation. It is
Field_of_view
Method to control electric motors
measured current components at their reference values. The pulse-width modulation of the variable-frequency drive defines the transistor switching according
Field-oriented_control
Object detection system using radio waves
waves to determine the distance (ranging), direction (azimuth and elevation angles), and radial velocity of objects relative to the site. It is a radiodetermination
Radar
Smooth curve outlining the extremes of an oscillating signal
{1}{\lambda }}\mp {\frac {\Delta \lambda }{\lambda ^{2}}}.} Here the modulation wavelength λmod is given by: λ m o d = λ 2 Δ λ . {\displaystyle \lambda
Envelope_(waves)
Visible part of the ear that is outside the head
next to the head Concha is the hollow next to the ear canal Conchal angle is the angle that the back of the concha makes with the side of the head Crus of
Auricle_(anatomy)
Optical component which splits light into several beams
diffraction angles) known as diffracted orders. The emerging coloration is a form of structural coloration. The directions or diffraction angles of these
Diffraction_grating
Quantum-mechanical vector property in solid-state physics
same as that of the lattice. This modulation contributes to the kinetic energy of the particle (whereas the modulation is entirely responsible for the kinetic
Crystal_momentum
Airborne radar
the looking angle θ (or so called off-nadir angle). The angle α between x-axis and the line of sight (LOS) is called cone angle, the angle φ between the
Side-looking_airborne_radar
Technology of power electronics
that are generally accepted are ON/OFF Control, Phase-Angle Control, and Pulse-Width Modulation AC Chopper Control (PWM AC Chopper Control). All three
Power_electronics
German longwave time signal radio station
detuning of the antenna resonance circuit and hence a measurable phase modulation of the received signal. When the maladjustment is too large, the transmitter
DCF77
Aviation navigation system
frequency modulation. The amplitude modulated signal is transmitted from a separate omnidirectional antenna. The roles of amplitude and frequency modulation are
VHF_omnidirectional_range
Tracking and communication system developed by NASA and JPL
unambiguous range measurements at long distances. The choice of optimum modulation methods and waveforms for the upward and downward RF links was a key factor
Unified_S-band
Flexible strip of surface mounted light-emitting diodes
signage.[citation needed] LEDs can be dimmed efficiently using pulse-width modulation. This strategy rapidly switches the LEDs on and off many times per second
LED_strip_light
Property in optics
of refraction, n1 sin θ1 = n2 sin θ2, where θ1 and θ2 are the angle of incidence and angle of refraction, respectively, of a ray crossing the interface
Refractive_index
Radio transmissions using wavelengths between 10 m and 100 m
desired modulation signal from the carrier. Single-sideband transmission is a form of amplitude modulation but in effect filters the result of modulation. An
Shortwave_radio
Guidance system for a landing aircraft
such that the 150 Hz signal is more prominent (has a greater depth of modulation) at a receiver located to the right of centerline, and the 90 Hz signal
Instrument landing system localizer
Instrument_landing_system_localizer
Shape and size of a digital camera's image sensor
image sensor. The image sensor format of a digital camera determines the angle of view of a particular lens when used with a particular sensor. Because
Image_sensor_format
Aspect of the operation of a servo
many types of RC/hobbyist servos by sending the servo a PWM (pulse-width modulation) signal, a series of repeating pulses of variable width where either the
Servo_control
Type of microscopy using a physical probe
resonance (frequency modulation). The two most common modes of nc-AFM operation, frequency modulation (FM) and amplitude modulation (AM), are described
Non-contact atomic force microscopy
Non-contact_atomic_force_microscopy
Study of interactions between sound and light
principal area of interest is in acousto-optical devices for the deflection, modulation, signal processing and frequency shifting of light beams. This is due
Acousto-optics
ANGLE MODULATION
ANGLE MODULATION
Male
French
French name ANGE means "angel, messenger." Compare with feminine Ange.
Girl/Female
American, Australian, Greek, Portuguese
Like an Angel; Befitting in Angle
Surname or Lastname
English and Irish (of Norman origin)
English and Irish (of Norman origin) : topographic name from Middle English and Old French angle ‘angle’, ‘corner’ (Latin angulus). As an Irish surname, it can also be habitational, from a place in Pembrokeshire, South Wales, named with this word.Americanized spelling of German Angel or Engel.
Boy/Male
American, Danish, French, German, Greek, Indian, Italian, Spanish
Angel
Boy/Male
American, British, Danish, English, French, German, Greek, Hindu, Indian, Latin, Spanish
Messenger of God; Angel; Messenger
Female
English
English unisex name derived from Latin Angelus, ANGEL means "angel, messenger."Â Originally a male name, it is now almost strictly female.
Girl/Female
Christian, French, German, Greek
Angel; A Messenger from God
Male
English
English unisex name derived from Latin Angelus, ANGEL means "angel, messenger." Once used as a man's name in England. It is now almost strictly a feminine name.
Girl/Female
Greek American Italian Latin
Messenger or angel. A popular masculine name in Sicily after the 13th-century saint, Angel. Angel...
Boy/Male
Spanish American Greek Latin
Angel.
Female
Greek
(Αίγλη) Greek name AIGLE means "radiance, splendor." In mythology, this is the name of several characters, including a goddess of good health.
Surname or Lastname
English
English : from Middle English angel ‘angel’ (from Latin angelus), probably applied as a nickname for someone of angelic temperament or appearance or for someone who played the part of an angel in a pageant. As a North American surname it may also be an Americanized form of a cognate European surname, as for example Italian Angelo, Rumanian Anghel, Czech Anděl, or Hungarian Angyal.German : ethnic name for a member of a Germanic people on the Jutland peninsula; members of this tribe invaded eastern and northern Britain in the 5th–6th centuries and gave their name to England. See Engel.Slovenian (eastern Slovenia) : from the Latin personal name Angelus.
Girl/Female
English
Good Fairy
Girl/Female
Indian
Pari fairy
Girl/Female
Latin American Greek
Angel; Like an angel. From angelicus meaning angelic.
Boy/Male
German, Swedish
Angel; Bright Angle
Girl/Female
British, English, Greek, Latin
Angel
Girl/Female
French
Angel.
Female
English
English short form of Latin Angela, ANGIE means "angel, messenger."
Female
English
English short form of Latin Angela, ANGE means "angel, messenger." Compare with masculine Ange.
ANGLE MODULATION
ANGLE MODULATION
Surname or Lastname
English
English : from a short form of Andrew.English (Norman) : from the Germanic personal name Drogo, which is of uncertain origin; it is possibly akin to Old Saxon (gi)drog ‘ghost’, ‘phantom’, or with a stem meaning ‘to bear’, ‘to carry’ (Old High German tragan). Whatever its origin, the name was borne by one of the sons of Charlemagne, and was subsequently popular throughout France in the forms Dreus, Drues (oblique case Dreu, Dr(i)u), whence it was introduced to England by the Normans. Drogo de Monte Acuto (as his name appears in its Latinized form) was a companion of William the Conqueror and founder of the Montagu family, among whom the personal name Drogo was revived in the 19th century.English (of Norman origin) : nickname from Middle English dreue, dru, Old French dru, ‘favorite’, ‘lover’ (originally an adjective, apparently from a Gaulish word meaning ‘strong’, ‘vigorous’, ‘lively’, but influenced by the sense of the Old High German element trūt, drūt ‘dear’, ‘beloved’).English (of Norman origin) : habitational name from any of various places in France called Dreux, from the Gaulish tribal name Durocasses.English (of Norman origin) : habitational name, with the preposition de, from any of the numerous places in France named from Old French rieux ‘streams’.Irish : when not an adoption of the English surname, a reduced Anglicized form of Gaelic Mac an Druaidh or Ó Druaidh or Ó Draoi ‘son’ and ‘descendant of the druid’, from draoi ‘druid’, genitive druadh or draoi.
Girl/Female
Muslim/Islamic
Honest
Girl/Female
Arabic, Muslim
Hidden
Male
Welsh
Welsh form of German Hrodland, ROLANT means "famous land."Â
Girl/Female
German, Hindu, Indian, Kurdish, Punjabi, Sikh
House; Home
Girl/Female
Hindu, Indian
Sweet
Boy/Male
Latin
The Lord's.
Girl/Female
Hindu, Indian, Tamil
Another Name of Lalithamba
Girl/Female
Arabic
Smart
Girl/Female
Tamil
Dream
ANGLE MODULATION
ANGLE MODULATION
ANGLE MODULATION
ANGLE MODULATION
ANGLE MODULATION
n.
One who angles.
v. t.
To cajole or coax; to wheedle. See Engle.
imp. & p. p.
of Angle
n.
To smooth with a mangle, as damp linen or cloth.
v. i.
To fish with an angle (fishhook), or with hook and line.
n.
See Ankle.
v. i.
To be entangled or united confusedly; to get in a tangle.
a.
Having oblique angles; as, an oblique-angled triangle.
v. i.
To use some bait or artifice; to intrigue; to scheme; as, to angle for praise.
a.
Containing a right angle or right angles; as, a right-angled triangle.
v. t.
To cause to dangle; to swing, as something suspended loosely; as, to dangle the feet.
a.
Relating to an angle or to angles; having an angle or angles; forming an angle or corner; sharp-cornered; pointed; as, an angular figure.
a.
Having acute angles; as, an acute-angled triangle, a triangle with every one of its angles less than a right angle.
n.
A paramour; a favourite; a sweetheart; an engle.
n.
The difference of direction of two lines. In the lines meet, the point of meeting is the vertex of the angle.
n.
A favorite; a paramour; an ingle.
a.
Having eight angles; eight-angled.
a.
Having an angle or angles; -- used in compounds; as, right-angled, many-angled, etc.