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Packet radio protocol for automatic meter reading
Encoder receiver transmitter (ERT) is a packet radio protocol developed by Itron for automatic meter reading. The technology is used to transmit data from
Encoder_receiver_transmitter
Computer hardware device
A universal asynchronous receiver-transmitter (UART /ˈjuːɑːrt/) is a peripheral device for asynchronous serial communication in which the data format and
Universal asynchronous receiver-transmitter
Universal_asynchronous_receiver-transmitter
Topics referred to by the same term
interplanetary spacecraft Electrical resistivity tomography Encoder receiver transmitter, a packet radio protocol Elektrooniline Riigi Teataja, the official
ERT
Electromechanical device
the encoder signals to an incremental encoder interface, which in turn will "track" and report the encoder's absolute position. Incremental encoders report
Incremental_encoder
Transmitting data from a utility meter
need for trucks to drive by for data collection. Energy portal Encoder receiver transmitter Distributed generation Electricity meter Feed-in tariff Gas meter
Automatic_meter_reading
Linear transmission model of communication
total of six components. The two additional components are encoder and decoder. The encoder is responsible for translating the idea into a message and
Source–message–channel–receiver model of communication
Source–message–channel–receiver_model_of_communication
Assembled components serving a common purpose for communications
a transmitter, which encodes a message into an optical signal, a communication channel, which carries the signal to its destination, and a receiver, which
Communications_system
Variable transformers used in control systems
input angle). Torque receiver-transmitter (TRX) designed as a torque receiver, but may be used as either a transmitter or receiver. Input: depending on
Synchro
Electronic device that emits radio waves
an antenna with the purpose of signal transmission to a radio receiver. The transmitter itself generates a radio frequency alternating current, which
Transmitter
Linear model of communication
components: a source, a transmitter, a channel, a receiver, and a destination. The source produces the original message. The transmitter translates the message
Shannon–Weaver_model
Line code used in early magnetic data storage and Ethernet
8B/10B encoding, that use less bandwidth to achieve the same data rate but may be less tolerant of frequency errors and jitter in the transmitter and receiver
Manchester_code
Signal encoder
of the decoder inside the encoder allows quantization of the differences, including nonlinear quantization, in the encoder, as long as an approximate
Differential pulse-code modulation
Differential_pulse-code_modulation
Serializer/deserializer pair in network equipment
encoder and deserializer-plus-decoder blocks are defined in the 10 Gigabit Ethernet specification. The transmit side comprises a 64b/66b encoder, a
SerDes
Technique in digital communications
8PSK). A differential encoder provides the (1) operation, a differential decoder - the (2) operation. Both differential encoder and differential decoder
Differential_coding
Digital audio-based protocol used for broadcasting emergency alerts to specific areas
protocol weather radio receiver decoder units. All but the first six of these used to be optional and could be programmed into encoder or decoder units at
Specific Area Message Encoding
Specific_Area_Message_Encoding
three major parts: the sender/encoder, the transmitter/medium, and the receiver/decoder. If there is no sender/encoder, then nobody crafts the beginning
Decoding_(semiotics)
Communications protocol standard in FM radio broadcasts
transmitters to have periodic local traffic reports which are customized to the individual transmitter. The traffic announcement bit tells a receiver
Radio_Data_System
Process of measuring water use
infrastructure, offering extended battery life and robust coverage. Encoder receiver transmitter (ERT) technology is a widely used communication system in utility
Water_metering
Radio alert system from ground communicators for aircrew
uses a ground-based encoder and radio transmitter to broadcast an audio signal that is picked up by a decoder and radio receiver on an aircraft. The use
SELCAL
Class of erasure-correcting fountain codes
receiver sends an acknowledgment back to the transmitter. Otherwise, the receiver asks the transmitter to send the packet again. This two-way process
Luby_transform_code
German longwave time signal radio station
transmitter the precise establishment of time is affected by the distance to the transmitter, as the time signal propagates to a time signal receiver
DCF77
Coding technique that can compensate for a known interference
dirt is interference, the writer is the transmitter, and the reader is the receiver. Note that DPC at the encoder is an information-theoretic dual of Wyner–Ziv
Dirty_paper_coding
Radio transmission of audio by frequency modulation
from the assisted listening receivers, only certain kinds of FM receivers can tune to this band. Low-power transmitters such as those mentioned above
FM_broadcasting
Digital serial communication standard
previous bit. The encoder chooses between XOR and XNOR by determining which will result in the fewest transitions; the ninth bit encodes which operation
Transition-minimized differential signaling
Transition-minimized_differential_signaling
Open source amateur radio mode
radio receiver SDRangel - multiplatform, open-source software defined radio receiver/transmitter OpenWebRX - web-based software defined radio receiver mrefd
M17_(amateur_radio)
Europe. Nowadays, 95% of German households have at least one television receiver. All the public-service German television channels are free-to-air. In
Television_in_Germany
Changing keyless entry code for extra security
preferably cryptographically secure — in both transmitter and receiver Transmitter sends 'next' code in sequence Receiver compares 'next' to its calculated 'next'
Rolling_code
Device used to control other devices remotely
modulation. Also, transmitters or receivers can be universal, meaning they are able to work with many different codings. In this case, the transmitter is normally
Remote_control
Modular communications interface
QSFP modules. SFP transceivers are available with a variety of transmitter and receiver specifications, allowing users to select the appropriate transceiver
Small_Form-factor_Pluggable
Telecommunications coding technique
the encoder resulting in a duplicated bit being inserted in the decoded data stream, or the decoder’s bit clock is 1 bit later than the encoder resulting
Non-return-to-zero
Satellite TV station identification protocol
The Automatic Transmitter Identification System (ATIS) is a communications protocol used for the station identification of television channels carried
Automatic Transmitter Identification System (television)
Automatic_Transmitter_Identification_System_(television)
Room where shared broadcast equipment is located
encoder Fiber optic transceiver Frame synchronizers GPS receivers High-power amplifiers for transmission (television transmitter) Integrated receiver/decoder
Central_apparatus_room
Device for broadcasting television signals
television receivers ('televisions' or 'TVs') belonging to a public audience, which display the image on a screen. A television transmitter, together with
Television_transmitter
American longwave time signal radio station
tends to propagate better along the ground, the signal path from transmitter to the receiver is shorter and less turbulent than WWV's shortwave signal, which
WWVB
Aviation navigation system
navigation aids limited to the radio-line-of-sight (RLOS) between transmitter and receiver in an aircraft. Depending on the site elevation of the VOR and
VHF_omnidirectional_range
Airborne radio transponder
Where the pilot's altimeter does not contain a suitable altitude encoder, a blind encoder (which does not directly display altitude) is connected to the
Transponder_(aeronautics)
Sender of a communication
Sources are objects which encode message data and transmit the information, via a channel, to one or more observers (or receivers).[citation needed] In the
Communication_source
Automated telegraph system
tape called a Wheatstone slip, a transmitter that read the tape and converted the symbols into dots and dashes encoded as mark and space electric currents
Wheatstone_system
Decoder in early radio control systems
A reed receiver or tuned reed receiver (US) was a form of multi-channel signal decoder used for early radio control systems. It uses a simple electromechanical
Reed_receiver
Digital cable television standard
technique called energy dispersal, the byte sequence is decorrelated. External encoder: a first level of protection is applied to the transmitted data, using
DVB-C
Radio transmitter to locate people in distress
position information and include a GPS receiver and a transmitter on VHF AIS channels, so they show up on ship AIS receivers. They are lightweight and can be
Emergency position-indicating radio beacon
Emergency_position-indicating_radio_beacon
signals may come and go as transmitters switch on and off. A potential problem with receivers located at high-elevation receiver sites is that they may acquire
Diversity_combining
Use of multiple antennas in radio
capacity. The technology requires multiple antennas at both the transmitter and receiver, along with associated signal processing, to deliver data rate
MIMO
Type of rotary electrical transformer
has digital counterparts such as the digital resolver, rotary (or pulse) encoder. A rotating coil induces voltage in two stationary coils, and by comparing
Resolver_(electrical)
Interaction model of communication
to a destination. The steps of encoding and decoding in Schramm's model perform the same role as transmitter and receiver in the Shannon–Weaver model. Because
Schramm's model of communication
Schramm's_model_of_communication
Clock which synchronizes its time using radio transmitters
facing the transmitter. There is also a propagation delay of approximately 1 ms for every 300 km (190 mi) the receiver is from the transmitter. A number
Radio_clock
Simplified representations of communication
reconstruct the original idea. The processes of encoding and decoding correspond to the roles of transmitter and receiver in the Shannon–Weaver model. According
Models_of_communication
Type of electromagnetic radiation
called a transmitter, which is connected to an antenna, which radiates the waves. They are received by another antenna connected to a radio receiver, which
Radio_wave
Digital terrestrial television standard
have been caused by Doppler effect, inaccuracies in either the transmitter or receiver clock, and so on. Generally, synchronization is done in two steps
DVB-T
properties of chaos, two chaotic oscillators are required a transmitter and receiver. At the transmitter, a message is added onto a chaotic signal and then, the
Chaos_communications
Technical standard
wires; the two wire voltages are compared at the receiver. In a typical implementation, the transmitter injects a constant current of 3.5 mA into the wires
Low-voltage differential signaling
Low-voltage_differential_signaling
American mobile digital TV standard
companies were proposed, and two remaining systems were presented with transmitter and receiver prototypes: MPH (an acronym for mobile/pedestrian/handheld, suggesting
ATSC-M/H
consecutive address, then the receiver can use the value on the bus. But if it is a consecutive address, the transmitter need not change the value in the
Bus_encoding
Luftwaffe usage of radio equipment during World War II
description of the radio, IFF and RDF equipment. FuG I: An early receiver/transmitter set manufactured by Lorenz. It operated in the 600 to 1667 kHz range
Luftwaffe radio equipment of World War II
Luftwaffe_radio_equipment_of_World_War_II
Type of data encoding
number of ways. An illustration of the major components of the transmitter and receiver structure are shown below. Although QPSK can be viewed as a quaternary
Phase-shift_keying
Transmission of information
several components, such as a source, a message, an encoder, a channel, a decoder, and a receiver. The transmission view is rejected by transactional
Communication
Microphone without a physical cable
battery-powered radio transmitter in the microphone body, which transmits the audio signal from the microphone by radio waves to a nearby receiver unit, which recovers
Wireless_microphone
Pattern used within a communications system to represent digital data
level. The transmitter keeps track of the running DC buildup, and picks the codeword that pushes the DC level back towards zero. The receiver is designed
Line_code
Modulation method used by the American ATSC digital TV standard
However, there were questions[who?] whether the COFDM receiver selected for these tests − a transmitter monitor [2] Archived 2007-09-27 at the Wayback Machine
8VSB
Type of modem
errors caused by noise and interference. This is performed by an FEC encoder. The encoder applies an error correction code to the digital stream, thereby adding
Satellite_modem
Combined receiver and transmitter
frequency bands, but more often amateur repeaters are assembled from receivers, transmitters, controllers, power supplies, antennas, and other components, from
Amateur_radio_repeater
Method of communication by radio waves
which turns the transmitter on and off, producing the pulses of radio waves. At the receiver the pulses are audible in the receiver's speaker as beeps
Wireless_telegraphy
1980s, and may be made at the television transmitter or receiver. Improvements include enhancements in encoding, digital filtering, scan interpolation,
Improved-definition television
Improved-definition_television
Process of extracting the original information-bearing signal from a carrier wave
used in radio receivers. In the wireless telegraphy radio systems used during the first 3 decades of radio (1884–1914) the transmitter did not communicate
Demodulation
Scale model steered using radio control
Microcontroller". January 3, 2011. tiscali.co.uk "Radio control transmitter encoder circuit, uses bog standard components" Archived 2012-01-22 at the
Radio-controlled_model
Methods for synchronizing serial communications
signalling methods use only one signal. The receiver uses transitions on that signal to figure out the transmitter bit rate ("autobaud") and timing, and set
Comparison of synchronous and asynchronous signalling
Comparison_of_synchronous_and_asynchronous_signalling
Channel access method used by various radio communication technologies
signal strength is an important issue with CDMA transmitters. A CDM (synchronous CDMA), TDMA, or FDMA receiver can in theory completely reject arbitrarily
Code-division_multiple_access
Definitions of terms used in amateur radio
waves from an Earth-based transmitter directed via reflection from the surface of the Moon back to an Earth-based receiver. ERP (Effective Radiated Power)
Glossary_of_amateur_radio
Transmission of data at irregular intervals
intervals, thus making possible variable bit rate, and that the transmitter and receiver clock generators do not have to be exactly synchronized all the
Asynchronous_communication
Digital radio broadcasting standard
amateur radio users Dream - an open-source software DRM Receiver gr-drm GNU Radio transmitter implementation DRM Software DRM software collection Global
Digital_Radio_Mondiale
Consumer devices using infrared communication
the finite selection of infrared encoder/decoder chips (though now microcontrollers are also used) and IR receiver modules or imitation of the older
Consumer_IR
Digital radio standard
with a generous added margin for safety. Delays in the audio encoder and the receiver due to digital processing (e.g. deinterleaving) add to the overall
Digital_Audio_Broadcasting
System for remotely transmitting printed notices to ships
character defines the transmitter identity and its associated coverage area. The subject indicator character is used by the receiver to identify different
NAVTEX
Use of radio signals to remotely control a device, vehicle or drone
required a transmitter able to send a variety of different code words using a binary telegraph key signal. It also featured a novel receiver that changed
Radio_control
Use of light to convey information
system uses a transmitter, which encodes a message into an optical signal, a channel, which carries the signal to its destination, and a receiver, which reproduces
Optical_communication
American electronics manufacturer
and after World War II, produced amateur radio transmitters and receivers and communications receivers for maritime mobile service. Amateur stations made
R._L._Drake_Company
Marine VHF radio system
compatibility and Radio spectrum Matters (ERM); Radio telephone transmitters and receivers for the maritime mobile service operating in the VHF bands used
Automatic Transmitter Identification System (marine)
Automatic_Transmitter_Identification_System_(marine)
Method of encoding digital data on multiple carrier frequencies
sub-channel receiver filters are not required (unlike conventional FDM) Facilitates single frequency networks (SFNs) (i.e., transmitter macrodiversity)
Orthogonal frequency-division multiplexing
Orthogonal_frequency-division_multiplexing
Type of line code where two nonzero values are used
Bipolar encoding is preferable to non-return-to-zero whenever signal transitions are required to maintain synchronization between the transmitter and receiver
Bipolar_encoding
Type of ternary line code in telecommunications
encoder output present state is assumed at 0 level when the first bit arrives at the encoder input. The new line-coding scheme violates the encoding rule
Hybrid_ternary_code
Method in two-way radio system
string of DTMF digits by an automatic encoder. In some systems, a dispatching computer is connected to a DTMF encoder via a serial (RS-232) cable: the computer
Selective_calling
Motorized device that opens and closes garage doors
transmitter (the remote) and receiver which controlled the opener mechanism. The transmitter would transmit on a designated frequency; the receiver would
Garage_door_opener
Avionics oriented video protocol
pixel, line, and frame level. Line buffer or FIFO-based receivers will require that the transmitter adhere to strict line timing requirements of the display
ARINC_818
Former weather radio service in Canada
specification calls for the Weatheradio Canada transmitter to sound the alert tone for ten seconds and for the receiver to react to it within five seconds. This
Weatheradio_Canada
Type of noise gate
indication; for example, in a repeater the act of the receiver unmuting will switch on the transmitter. Squelch can be opened (turned off), which allows all
Squelch
Standard for transmitting digital video to a display
correct authorization can the receiver undo the HDCP encryption. Control regions are not encrypted in order to let the receiver know when the active region
Digital_Visual_Interface
common types of line encoding are unipolar, polar, bipolar and Manchester encoding. Line coding should make it possible for the receiver to synchronise itself
Node-to-node_data_transfer
Weather radio network in the United States
every muted receiver within reception range of that NWR station (in other words, any receiver located anywhere within the transmitter's broadcast area)
NOAA_Weather_Radio
Telecommunications networks transmitted by radio waves
other transmitters. As the receiver moves away from the transmitter, the power received decreases, so the power control algorithm of the transmitter increases
Cellular_network
Type of additive noise gate
input, then decode the CTCSS tone. When that occurs, the system transmitter turns on, encoding the CTCSS tone on its carrier signal (the output frequency)
Continuous Tone-Coded Squelch System
Continuous_Tone-Coded_Squelch_System
System that transmits a signal from one place to another
sender and receiver. Point-to-point links are communication systems between two endpoints, usually a sender (transmitter) and a receiver. System performance
Transmission_system
Texas Instruments serial audio communication peripheral
mode, additional features of the transmitter are: Transmit-only mode- 384 time slots (subframe) per frame Bi-phase encoded 3.3 V output Support for consumer
McASP
Anti-tank and air-to-surface missile
missile requires a flare and a laser receiver, while the ground station requires an optical seeker and a laser transmitter for flight path correction. Laser
HJ-9
Avionics data bus standard
Technology. pp. A–2. HI-3584 Enhanced ARINC 429 3.3V Serial Transmitter and Dual Receiver (Rev G.). HOLT Integrated Circuits, Inc. 2013. p. 4. ARINC Specification
ARINC_429
French longwave time signal radio station
signal using normal Longwave receivers. The ALS162 phase-modulated time signal service requires a more complex receiver than the popular German DCF77
ALS162_time_signal
Interface technology communication architecture
which allow a receiver to tell the peer's transmitter how much buffer space is available. This allows the receiver to pause the transmitter if needed, thus
UniPro_protocol_stack
Television audio encoding standard
refinements in UHF transmitters minimized these effects and allowed stereo transmission for those stations. Most FM broadcast receivers are capable of receiving
Multichannel_Television_Sound
Encoding device
standard was a mandate for an information stream, at the transmitter, and broadcast to TV sets (receivers), which was independent of whether the signal was monochrome
Colorplexer
Standardised transport interface for the broadcast industry
serial communication Serial communication Universal asynchronous receiver/transmitter Modems Time Warner Cable was the first company to implement the 204-byte
Asynchronous_serial_interface
Reliable digital data delivery methods on unreliable channels
caused by noise or other impairments during transmission from the transmitter to the receiver. Error correction is the detection of errors and reconstruction
Error detection and correction
Error_detection_and_correction
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ENCODER RECEIVER-TRANSMITTER
ENCODER RECEIVER-TRANSMITTER
ENCODER RECEIVER-TRANSMITTER
ENCODER RECEIVER-TRANSMITTER
ENCODER RECEIVER-TRANSMITTER
ENCODER RECEIVER-TRANSMITTER
ENCODER RECEIVER-TRANSMITTER
ENCODER RECEIVER-TRANSMITTER
ENCODER RECEIVER-TRANSMITTER
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