high-frequency carrier

См. также в других словарях:

• high-frequency telephony — noun : an art or process of telephonic communication by means of carrier currents over electric conductors (as transmission lines) through the use of transmitting and receiving equipment like those used in radio …   Useful english dictionary

• Frequency comb — A frequency comb is the graphic representation of the spectrum of a mode locked laser. An octave spanning comb can be used for mapping radio frequencies into the optical frequency range or it can be used to steer a piezoelectric mirror within a… …   Wikipedia

• Frequency modulation — See also: Amplitude modulation In telecommunications, frequency modulation (FM) conveys information over a carrier wave by varying its frequency (contrast this with amplitude modulation, in which the amplitude of the carrier is varied while its… …   Wikipedia

• Frequency frogging — In telecommunication, the term frequency frogging has the following meanings: 1. The interchanging of the frequencies of carrier channels to accomplish specific purposes, such as to prevent feedback and oscillation, to reduce crosstalk, and to… …   Wikipedia

• frequency — Synonyms and related words: AF, CPS, EHF, HF, Hz, MF, RF, SHF, UHF, VHF, VLF, amplitude, antinode, audio frequency, carrier frequency, crest, cycles, de Broglie wave, diffraction, electromagnetic radiation, electromagnetic wave, extremely high… …   Moby Thesaurus

• carrier — Synonyms and related words: Aquarius, Ganymede, Hebe, Hermes, Iris, Mercury, Paul Revere, Pheidippides, advocate, aerial infection, airborne infection, aircraft, aircraft carrier, alpenstock, arm, athletic supporter, back, backbone, backing,… …   Moby Thesaurus

• carrier — n. 1 a person or thing that carries. 2 a person or company undertaking to convey goods or passengers for payment. 3 = carrier bag. 4 a part of a bicycle etc. for carrying luggage or a passenger. 5 a person or animal that may transmit a disease or …   Useful english dictionary

• carrier wave — noun a high frequency electromagnetic wave modulated in amplitude or frequency to convey a signal …   English new terms dictionary

• High-Speed Downlink Packet Access — (HSDPA) is an enhanced 3G (third generation) mobile telephony communications protocol in the High Speed Packet Access (HSPA) family, also dubbed 3.5G, 3G+ or turbo 3G, which allows networks based on Universal Mobile Telecommunications System… …   Wikipedia

• 12-channel carrier system — is a type of Frequency division multiplexing system. In this system twelve voice channels are multiplexed in a High Frequency Carrier and passed through balanced pair trunk lines similar to those used for Voice Frequency connections. The Bell… …   Wikipedia

• High bit rate Digital Subscriber Line — (HDSL) was the first DSL technology to use a higher frequency spectrum of copper, twisted pair cables. HDSL was developed in the USA, as a better technology for high speed, synchronous circuits typically used to interconnect local exchange… …   Wikipedia