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See searches and references containing AIR INTERFACE!AIR INTERFACE
Radio communication link
The air interface, or access mode, is the communication link between the two stations in mobile or wireless communication. The air interface involves both
Air_interface
Set of telecommunications standards
specify eight open interfaces between the various components of a land mobile radio system. These interfaces are: Common Air Interface (CAI) – standard
Project_25
European standard for trunked radio systems
infrastructure and vice versa. For protection against eavesdropping, air interface encryption and end-to-end encryption is available. The common mode of
TETRA
Tendency of a liquid surface to shrink to reduce surface area
area. There is also a tension parallel to the surface at the liquid-air interface which will resist an external force, due to the cohesive forces between
Surface_tension
Third generation mobile cellular system
different terrestrial air interfaces, GSM's Mobile Application Part (MAP) core, and the GSM family of speech codecs. The air interfaces are called UMTS Terrestrial
UMTS
Series of wireless broadband standards
publication. The 802.16 standard essentially standardizes two aspects of the air interface – the physical layer (PHY) and the media access control (MAC) layer
IEEE_802.16
Mobile phone network element
SC-FDMA (uplink) on its LTE-Uu interface. By contrast, NodeB uses the UTRA protocols WCDMA or TD-SCDMA on its Uu interface. eNB embeds its own control functionality
ENodeB
UAE-based satellite telecommunications company
a maximum output power of 2 watts. QPSK modulation is used for the air interface. Thuraya SIM cards work in regular GSM telephones, and ordinary GSM
Thuraya
Telecommunications standard for the wireless transmission of data through radio signals
CDMA2000 networks provides access to mobile devices with forward link air interface speeds of up to 2.4 Mbit/s with Rel. 0 and up to 3.1 Mbit/s with Rev
Evolution-Data_Optimized
Mobile telecommunications standards body
site. The technical specifications cover not only the radio part ("air interface") and core network, but also billing information and speech coding down
3GPP
Lowest-level electronic or optical transmission functions of a network
physical layer GSM Um air interface physical layer UMTS air interface physical layer LTE air interface physical layer 5G air interface physical layer Communications
Physical_layer
5G New Radio (5G NR), which is the air interface or radio access technology of the 5G mobile networks, operate in two different frequency bands. Frequency
5G_NR_frequency_bands
Part of GSM mobile telephone standard
The Um interface is the air interface for the GSM mobile telephone standard. It is the interface between the mobile station (MS) and the Base transceiver
Um_interface
Proposed sixth-generation mobile telecommunications technology
and greater energy efficiency than 5G. Planned advances include new air interface designs, improved coding and modulation, and reconfigurable intelligent
6G
Tracking system
2.4 GHz Air Interface Protocol INCITS 371.2:2003, Information Technology - Real Time Locating Systems (RTLS) - Part 2: 433-MHz Air Interface Protocol
Real-time_locating_system
spectrum (CSS) at 2,4 GHz air interface ISO/IEC 24730-21:2012 Part 21: Direct Sequence Spread Spectrum (DSSS) 2,4 GHz air interface protocol: Transmitters
List of ISO standards 24000–25999
List_of_ISO_standards_24000–25999
Section of cellular telephone network
channels to mobile phones, paging, transmission and reception over the air interface and many other tasks related to the radio network. The base transceiver
Base_station_subsystem
Set of device communication protocols
unlicensed radio-frequency ISM band, compliant with the ISO/IEC 18000-3 air-interface standard at data rates ranging from 106 to 848 kbit/s. The NFC Forum
Near-field_communication
Genus of marine hydrozoans
are planktonic, Physalia species are neustonic, living at the ocean-air interface. The genus Physalia was established by Jean-Baptiste Lamarck in 1801
Physalia
Electromagnetic plane wave
the materials forming the interface is negative, while the other one is positive, as for example the interface between air and a lossy conducting medium
Zenneck_wave
Telecommunications networks transmitted by radio waves
networks: UMTS W-CDMA (air interface) TD-CDMA (air interface) TD-SCDMA (air interface) HSPA HSDPA HSPA+ CDMA2000 OFDMA (air interface) EVDO SVDO 4G networks:
Cellular_network
Air–liquid interface cell culture (ALI) is a method of cell culture by which basal stem cells are grown with their basal surfaces in contact with media
Air–liquid interface cell culture
Air–liquid_interface_cell_culture
3GPP interface
E-UTRA is the air interface of 3rd Generation Partnership Project (3GPP) Long Term Evolution (LTE) upgrade path for mobile networks. It is an acronym
E-UTRA
Radio access technology for 5G networks
generation) mobile network. It was designed to be the global standard for the air interface of 5G networks. It is based on orthogonal frequency-division multiplexing
5G_NR
Mobile communications LTE standard
including E-UTRA (LTE and LTE Advanced air interface), and 3GPP legacy systems (for example GERAN or UTRAN, air interfaces of GPRS and UMTS respectively), but
System_Architecture_Evolution
Electromagnetic waves that travel along an interface
electromagnetic waves that travel along a metal–dielectric or metal–air interface, practically in the infrared or visible-frequency. The term "surface
Surface_plasmon_polariton
Ultra high frequency radio bands assigned to mobile devices
known as "CDMA", the air interface technology it uses) and IS-136 (often known as D-AMPS, Digital AMPS, or "TDMA", the air interface technology it uses)
Cellular_frequencies
Fifth-generation mobile telecommunications standard
Generation Partnership Project (3GPP) 5G system and its New Radio (NR) air interface, which were first specified in 3GPP Release 15. 5G was developed to
5G
Text messaging implementation
sends a Short Message, the handset sends the text message over the air interface to the Mobile Switching Center (MSC)/Serving GPRS Support Node (SGSN)
Short Message Service technical realisation (GSM)
Short_Message_Service_technical_realisation_(GSM)
Topics referred to by the same term
um, the Internet domain for the US Minor Outlying Islands Um interface, the air interface for the GSM mobile telephone standard Unified Model, a global
Um
Radio standard
into a proprietary solution. The DMR interface is defined by the following ETSI standards: TS 102 361-1: Air interface protocol TS 102 361-2: Voice and General
Digital_mobile_radio
Aspect of fluid dynamics
water is held, or solid specimens immersed in it, and also at the water/air interface. Several independent research groups have reported observations of the
Exclusion_zone_(physics)
International standard for passive RFID item level identification
passive RFID item level identification and describes the parameters for air interface communications at 13.56 MHz. The target markets for MODE 2 are in tagging
ISO/IEC_18000-3
Value in the GSM cellular standard
receiver of the mobile/BTS on time to be successfully heard. At the air interface the delay between the transmission of the downlink (BTS) and the uplink
Timing_advance
Type of cellular mobile phone service
a particular air interface and channel access method. Wireless service providers may deploy equipment using any of several air interface and channel access
Personal Communications Service
Personal_Communications_Service
Fourth-generation mobile telecommunications standard
adoption in the Chinese market. Although TD-LTE, one of the two LTE air interface variants, was initially less mature than its FDD-LTE counterpart, various
4G
Air interface for 4G and 5G broadband wireless communications
orthogonal frequency-division multiplexing (MIMO-OFDM) is the dominant air interface for 4G and 5G broadband wireless communications. It combines multiple-input
MIMO-OFDM
Wireless networking standard in the 802.11 family
megabits per second (0.5 Gbit/s). This is accomplished by extending the air-interface concepts embraced by 802.11n: wider RF bandwidth (up to 160 MHz), more
IEEE_802.11ac-2013
Mobile data technology for GSM networks
EDGE come three major features designed to reduce latency over the air interface. In EDGE, a single RLC data block (ranging from 23 to 148 bytes of data)
EDGE_(telecommunication)
Universal identifier for physical object
currently deployed EPC RFID tags comply with ISO/IEC 18000-6C for the RFID air interface standard. The canonical representation of an EPC is a URI - the 'pure-identity
Electronic_Product_Code
Service layer in IEEE 802 network standards
to maximize the utilization of the expensive licensed spectrum. The air interface of a cellular network is at layers 1 and 2 of the OSI model; at layer
Medium_access_control
Austrian technology leader
18000-4 "2.45 GHz air interface", ISO/IEC 18000-6" General UHF RFID air interface", ISO/IEC 18000-63 "Type C: UHF RFID air interface", ISO/IEC 18000-7
Josef_Preishuber-Pflügl
204/Working Group 16 to define a set of wireless communication protocols and air interfaces for a variety of communication scenarios spanning multiple modes of
Communications Access for Land Mobiles
Communications_Access_for_Land_Mobiles
Complete reflection of a wave
phenomenon in which waves arriving at the interface (boundary) from one medium to another (e.g., from water to air) are not refracted into the second ("external")
Total_internal_reflection
Boundary between volumes of matter of different types or states
spherical but the interface between water and air in a glass of water is mostly flat. Surface tension is the physical property which rules interface processes
Interface_(matter)
Means by which a user interacts with and controls a machine
In the industrial design field of human–computer interaction, a user interface (UI) is the space where interactions between humans and machines occur
User_interface
alleged to be between about 0.1 Mbit/s and 16 Mbit/s. The design of the air interface and protocol minimises the costs of the equipment and its power consumption
Weightless (wireless communications)
Weightless_(wireless_communications)
security services for air interface communications ISO/IEC 29167-12:2015 Part 12: Crypto suite ECC-DH security services for air interface communications ISO/IEC
List of ISO standards 28000–29999
List_of_ISO_standards_28000–29999
Mobile network in Japan
W-CDMA air interface was accepted by the ITU as one of several air interfaces for the IMT-2000telecom initiative and by the ETSI as one of three air interfaces
Freedom of Mobile Multimedia Access
Freedom_of_Mobile_Multimedia_Access
Cellular network standard
Resource Control (RRC) protocol is used in UMTS, LTE and 5G on the Air interface. It is a layer 3 (Network Layer) protocol used between UE and Base Station
Radio_Resource_Control
Enhanced 3G mobile telecommunications standard
radio interface. For this reason, HSPA+ should not be confused with Long Term Evolution (LTE), a true 4G technology which uses a different air interface based
Evolved High Speed Packet Access
Evolved_High_Speed_Packet_Access
Short-range wireless technology standard
and/or additionally guaranteed by the lower layer Bluetooth BDR/EDR air interface by configuring the number of retransmissions and flush timeout (time
Bluetooth
Species of cnidarian
temperate waters in all the world's oceans. They live at the water/air interface, with the float above the water, and polyps hanging down about a centimetre
Velella
Wireless telephone services for mobile phones
networks: UMTS W-CDMA (air interface) TD-CDMA (air interface) TD-SCDMA (air interface) HSPA HSDPA HSPA+ CDMA2000 OFDMA (air interface) EVDO SVDO 4G networks:
Mobile_telephony
Cheese with blue veins of mold
pierced, forming air tunnels in the cheese. When given oxygen, the mold is able to grow along the surface of the curd-air interface. The veins along the
Blue_cheese
5G. PDCP is located in the Radio Protocol Stack in the UMTS/LTE/5G air interface on top of the RLC layer. PDCP provides its services to the RRC and user
Packet Data Convergence Protocol
Packet_Data_Convergence_Protocol
Network security measure
network has no network interface controllers connected to other networks, with a physical or conceptual air gap, analogous to the air gap used in plumbing
Air_gap_(networking)
Radios operating in the very high frequency maritime mobile band
FLUVIAL 2015 Agence nationale des fréquences "Digital VHF Maritime Radio; Air interface for voice and data services using FDMA in 6,25 KHz bandwidth" (PDF)
Marine_VHF_radio
Optical phenomenon
{\displaystyle n_{\rm {air}}<n_{\rm {film}}} ). Light that is transmitted at the upper air-film interface will continue to the lower film-air interface where it can
Thin-film_interference
(typically cellular) air interface. RLP occurs on the data link layer (Layer 2) of the OSI networking model. Most wireless air interfaces are tuned to provide
Radio_Link_Protocol
IEEE standard
continuous communications standards architecture, known as Communications, Air-interface, Long and Medium range (CALM), which ISO is developing for intelligent
IEEE_802.20
Optical phenomenon
situated at the edge of a table. The second refraction at the top water-air interface will then project a hyperbola at a vertical wall behind it. The overall
Circumhorizontal_arc
Topics referred to by the same term
web analytics in determining the popularity of a website UMTS air interface or "Uu interface", which links User Equipment to the UMTS Terrestrial Radio Access
UU
Fermented tea beverage
activity. Hence, the bacteria initially migrate and assemble at the air interface, followed by the excretion of bacterial cellulose after about 2 days
Kombucha
Small low-power cellular base station
Telecommunications System (UMTS), the concept is equally applicable to all air-interfaces. Indeed, the first commercial deployment was the CDMA2000 Airave in
Femtocell
Mobile broadband communication standard
combined network to an all-IP flat architecture system. E-UTRA is the air interface of LTE. Its main features are: Peak download rates up to 299.6 Mbit/s
LTE_(telecommunication)
Biological system in animals and plants for gas exchange
supply, bringing the air into close contact with the blood. A system of airways, or hollow tubes, allow the air sacs to interface with the external environment;
Respiratory_system
Type of digital radio service
dPMR or digital private mobile radio, is a common air interface for digital mobile communications. dPMR is an open, non-proprietary standard that was
Digital_private_mobile_radio
Topics referred to by the same term
Clathrin-assembly lymphoid myeloid leukaemia protein, see Ap180 Communications, Air-interface, Long and Medium range, a standardized set of protocols and parameters
Calm
Satellite communications protocol
Stations and Systems (SES); Regenerative Satellite Mesh - A (RSM-A) air interface; Physical layer specification; Part 1: General description (PDF) (Technical
Regenerative Satellite Mesh – A
Regenerative_Satellite_Mesh_–_A
end of 2007 for LTE and WiMax air interface standards. The longer term development will focus on future air interface standards which promise further
DigRF
Communications System Wireless User Premises Equipment (PACS-WUPE) Air Interface Standard TIA/EIA/IS-707-A Data Service Options for Wideband Spread Spectrum
List_of_EIA_standards
Chemical compound
surface tension of water in part by forming micelles at the surface-air interface. Above the critical micelle concentration, the anions organize into
Ammonium_lauryl_sulfate
Global business alliance
share common MIPI interfaces, system integration is likely to be less burdensome than in the past. MIPI is agnostic to air interface or wireless telecommunication
MIPI_Alliance
will occur at the smooth end faces of a fiber unless there is no fiber-air interface or other significant mismatch in refractive index. These reflections
Index-matching_material
layer 2 Radio Link Protocol used in GSM (GPRS), UMTS, LTE and 5G on the Air interface. This protocol is specified by 3GPP in TS 44.060 for GPRS, TS 25.322
Radio_Link_Control
Sets of steps performed by GSM network
forwards the Kc for the MS to the BSS. The Kc is NOT sent across the Air Interface to the MS. The BSS stores the Kc and forwards the Set Cipher Mode command
GSM_procedures
Complex-valued mathematical sequence
Zadoff–Chu sequences are used in the 3GPP Long Term Evolution (LTE) air interface in the Primary Synchronization Signal (PSS), random access preamble
Zadoff–Chu_sequence
Air interface tool
radio channel simulators (also called fading simulators) are tools for air interface testing in wireless communication. In a test environment, radio channel
Radio_channel_emulator
Device used to measure surface tension
interfacial tension at an air–liquid or liquid–liquid interface. In this method, the plate is oriented perpendicular to the interface, and the force exerted
Wilhelmy_plate
Electrical transmission without physical connection
metal-air interfaces and transmit power across metal obstacles. Here the idea is to excite a localized charge oscillation at the metal-air interface, the
Wireless_power_transfer
Part 2: Test methods for air interface communications below 135 kHz ISO/IEC TR 18047-3:2011 Part 3: Test methods for air interface communications at 13,56 MHz
List of ISO standards 18000–19999
List_of_ISO_standards_18000–19999
IEEE data communication standard
worldwide. It is the first worldwide effort to define a standardized air interface based on CR techniques for the opportunistic use of TV bands on a non-interfering
IEEE_802.22
The ISO/IEC 18000-7 air interface standard was originally ratified in 2004, modified once in 2008, and modified again to its current version in 2014.
ISO/IEC_18000-7
Substance that lowers surface tension
and the surfactant is at the oil-water interface. Surfactant molecules at the water surface (= air water interface) Solid and hydrophobic particles (e.
Surfactant
classic cell network where UMTS and GSM have a radically different air-interface, GMR-1 3G is still very similar to GMR-1 on the Layer 1 side. GMR-2:
GEO-Mobile_Radio_Interface
Planning of tasks and events
service architecture to integrate different types of services on a single air-interface because terminals have different service requirements. On top of the
Schedule
and/or additionally guaranteed by the lower layer Bluetooth BDR/EDR air interface by configuring the number of retransmissions and flush timeout (time
List_of_Bluetooth_protocols
ITU requirements for 4G mobile telecommunications
Qualcomm halts UMB project, Reuters, November 13th, 2008 "Part 20: Air Interface for Mobile Broadband Wireless Access Systems Supporting Vehicular Mobility
IMT_Advanced
Cellular telephone network standard since 1991
easier to identify more important parts of the audio, allowing the air interface layer to prioritize and better protect these parts of the signal. GSM
GSM
Type of organic chemical
Fluorosurfactants (PFAS) reduce surface tension by concentrating at the liquid-air interface due to the lipophobicity of polyfluorocarbons. Chlorofluorocarbons are
Perfluorinated_compound
Wireless broadband standard
technical standards (TIA-1164, TIA-1143, and TIA-1140) that cover the air interface and core networking aspects of Wi-Max High-Rate Packet Data (HRPD) systems
WiMAX
Passive heat exchanger that transfers heat
effects, defects and misalignment of the interface. The voids present in the interface are filled with air. Heat transfer is therefore due to conduction
Heat_sink
Physical phenomenon
the materials forming the interface is negative, while the other one is positive, as is the case for the interface between air and a lossy conducting medium
Surface_wave
International standard for advanced animal transponders
standards ISO 11784 and ISO 11785. This part of the standard describes the air interface between transceiver and advanced transponder. Apart from the transmission
ISO_14223
Ammunition type
conducted through the armour to the point where it reaches the metal-air interface (the hollow crew compartment), where some of the energy is reflected
High-explosive_squash_head
Multi-user version of OFDM digital modulation
across various frequency bands with little needed modification to the air interface Averaging interferences from neighboring cells, using different basic
Orthogonal frequency-division multiple access
Orthogonal_frequency-division_multiple_access
Experiment testing the origin of life
even compatible with aqueous solutions, such as the hydrophobic air-water interface and a novel "sulfide-mediated α-aminonitrile ligation" scheme, where
Miller–Urey_experiment
1st-century AD Hellenistic mathematician and engineer
container of water. The expansion and contraction of the air caused the position of the water/air interface to move along the tube. A self-filling wine bowl,
Hero_of_Alexandria
Situation or phenomena, When light bounces off a material with a low index of refraction
water and bounces off the water-to-air interface. Total external reflection is the situation where the light starts in air or vacuum (refractive index close
Total_external_reflection
AIR INTERFACE
AIR INTERFACE
Female
Hebrew
(× Ö´×™×¨) Hebrew unisex name NIR means "to cultivate a field."
Surname or Lastname
Scottish spelling of Irish Hare.English
Scottish spelling of Irish Hare.English : nickname for someone with some peculiarity of the hair, from Middle English here ‘hair’.
Male
Russian
(КиÌÑ€) Russian name KIR means "master, ruler."
Male
Finnish
 Pet form of Finnish Aaroni, ARI means "light-bringer." Compare with other forms of Ari.
Male
Norse
Contracted form of Old Norse Hróðgeirr, HRÓARR means "famous spear."
Girl/Female
Muslim/Islamic
Air
Boy/Male
Hindi
Air.
Female
Welsh
Welsh form of Greek Maria, MAIR means "obstinacy, rebelliousness" or "their rebellion."
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi
Air
Male
English
Variant spelling of English Gare, GAIR means "spear."
Female
Norse
Old Norse name derived from the word eir, EIR means "help, mercy." In mythology, this is the name of a goddess of healing and medicine.
Boy/Male
Tamil
Air
Male
English
 Anglicized form of Hebrew Yaiyr, JAIR means "whom God enlightens." In the bible, this is the name of several characters, including a descendant of Manasseh. Anglicized form of Hebrew Yauwr, meaning "forested." In the bible, this is the name of the father of Elhanan.
Male
Irish
Irish name LIR means "the sea." In mythology, this is the name of a god of the sea. He is identified with Welsh LlÅ·r.
Male
Hebrew
(עַטִיר) Hebrew name ATIR means "crown, wreath."
Boy/Male
Egyptian
Air.
Male
Hebrew
(×™Ö¸×ִיר) Variant spelling of Hebrew Yaiyr, YAIR means "whom God enlightens."Â
Male
Icelandic
Icelandic form of Old Norse Hróarr, HRÓAR means "famous spear."
Boy/Male
Hindu
Air
Male
Icelandic
Icelandic form of Old Norse VÃðarr, VIÃAR means "forest warrior."
AIR INTERFACE
AIR INTERFACE
Girl/Female
Tamil
Name of a star
Boy/Male
Celtic Welsh
Ruler.
Boy/Male
Tamil
Vanaipaka-Verindon | வாநைபகா-வேரீநà¯à®¤à¯‹à®¨
Lord Murugan
Boy/Male
Japanese
Long life.
Boy/Male
Gujarati, Hindu, Indian, Sanskrit
One who cannot be Broken; Unbroken
Girl/Female
Tamil
Beautiful woman
Girl/Female
Latin
Daughter of Phoenodamas.
Surname or Lastname
English (Devon)
English (Devon) : evidently a habitational name from a lost or unidentified place, probably in Devon or neighboring counties.
Boy/Male
Assamese, Hindu, Indian, Kannada, Marathi, Telugu
A Person with Beautiful Smile
Boy/Male
Tamil
Atom
AIR INTERFACE
AIR INTERFACE
AIR INTERFACE
AIR INTERFACE
AIR INTERFACE
a.
Drawn in air; imaginary.
n.
The peculiar look, appearance, and bearing of a person; mien; demeanor; as, the air of a youth; a heavy air; a lofty air.
a.
Relating or belonging to air; high in air; aerial; as, an airy flight.
n.
Air in motion; a light breeze; a gentle wind.
a.
Consisting of air; as, an airy substance; the airy parts of bodies.
a.
Open to a free current of air; exposed to the air; breezy; as, an airy situation.
n.
To expose to heat, for the purpose of expelling dampness, or of warming; as, to air linen; to air liquors.
n.
A particular state of the atmosphere, as respects heat, cold, moisture, etc., or as affecting the sensations; as, a smoky air, a damp air, the morning air, etc.
a.
Taking place in the open air; outdoor; as, an open-air game or meeting.
n.
To expose for the sake of public notice; to display ostentatiously; as, to air one's opinion.
n.
To expose to the air for the purpose of cooling, refreshing, or purifying; to ventilate; as, to air a room.
n.
Carriage; attitude; action; movement; as, the head of that portrait has a good air.
a.
So tight as to be impermeable to air; as, an air-tight cylinder.
a.
Slacked, or pulverized, by exposure to the air; as, air-slacked lime.
a.
Erected in the air; having no solid foundation; chimerical; as, an air-built castle.
n.
Any aeriform body; a gas; as, oxygen was formerly called vital air.
a.
Having fair or light-colored hair.
n.
Odoriferous or contaminated air.