???????????? ? ?????????? ?????????? RFID (Radio Frequency Identification)
?????????? Radio Frequency Identification - ????????????? ????????????? ? ??????? ????????????. ??????? ?????????????? ????????????? ?? ?????? ?????????? ? ?????? ???????? ?? ?????????? ???????? ? ?????????????? ?????-????. ??????? ????????????? ???.
Подобные документы
Current methods of modeling ultrasonic sensors. The most frequently used modelling methods are considered to be: modeling by creating equivalent and electrical circuits of varying complexity, which allow calculating the frequency band of the transducer.
??????, добавлен 11.03.2025The implementation of beamforming and spatial diversity in Orthogonal Frequency Division Multiplexing systems. The differences of OFDM transmission over scenarios with different angular spread, which can viewed clearly from the base station antenna (BSA).
??????, добавлен 24.09.2016?????? ???????? ?????????? ??????? ?????????? ??????????? Rfid-???????. ??????????? ?????? ??????? ?????? ?????????? ????? ? ??????? ???? Rfid-?????? ??? ?????????? ???????????? ?????????? ???????????. ???????? ??????? "?????????????? ?????????????".
??????, добавлен 25.11.2016The path and loss - the dominant feature of the propagation environment. Operating frequency, antenna array size - one of the parameters, that plays a significant influence on overall system performance of the next generation wireless communications.
??????, добавлен 17.03.2022???? ???????? ??????????? ? ????????? ???????? ?????? ? ???????????? ??????? ??? ?????????? ?????? ????????. ???????? ?????? ?????????????? ????????????? (RFID) ??? ??????? ?????????????? ????????????? ????????. ??????? ????????????? RFID-???????.
??????, добавлен 27.05.2015- 56. Plane wave diffraction by two-dimensional gratings of inductive and capacitive coupling elements
Frequency selective structures in the form of two-dimensional gratings with non-resonant elements are investigated. Expressions the main for the reflection and transmission coefficients for the gratings consisting of thin metal rectangles are obtained.
??????, добавлен 04.11.2018 ??????? ??????? ???? ????????? ??????????????? ??’???? ??? ???????? ??????????? ????????? ??????? ? ????????????? ????????? ??????? (OFDM-???????). ????????? ???????????? ??’???? ??? ??????????? ?????? ????????. ?????????? ??????? ?????????? OFDM-???????.
??????, добавлен 23.01.2018Finding a way to build an active eight-band equalizer to adjust the frequency response shape. Characterization of graphic equalizers based on a differential amplifier, signal composition of bandpass filters and an active filter with a feedback circuit.
??????, добавлен 12.05.2024The article is devoted to the researches the accuracy of the measurement of range by the multifrequency phase method. The sources of error of probing signals are identified: instability of frequency probing signal, error of measurement amplitude.
??????, добавлен 27.07.2016Identification of linguistic means of objectifying the latent category of otherness as a parameter of communication. Comprehensive consideration of English and Russian examples of the objectification of otherness as a parameter of communication.
??????, добавлен 26.04.2023Identification of the main means used in online communications for the organization of polite communication. Features of politeness in the little-studied field of Russian-language online communication. Prohibitions on certain forms of speech behavior.
??????, добавлен 11.03.2021The mechanisms for the formation of zones of possible icing of aircraft during the flight are considered. The algorithm of radar detection of such zones, and the conditions for its use. Identification of the threat of icing during an aircraft flight.
??????, добавлен 14.09.2016- 63. RFID-???????
??????? ?????????????? ?????????????, ?? ?????????, ???? ? ????????????? ???????????. ??????????????? ??????? ? ????? ?? ????????????? ??????????. ???????, ?????????? ? ??? ?????????, ?????????? ? ???. ?????????? ???????????? ????? ??? ?????????????.
???????, добавлен 12.04.2011 ?????? ??????????? ??????? ?????. SIM-????? ??? ??????? ?????? ?????????? ?????-????? ? ????????????????, ?????????? ?????????????? ? CPU. ???????????? ???????????? ?????????????? RFID-?????????? ? ??????? ????????. ?????????? ? ????????? SIM-????.
???????, добавлен 22.12.2019?????????? ?????????????? ?????????????, ??????????? ????????? ???????????????? ?????????????? ? ??????????? ??????, ? ????? ???????? ?? ??????????? ? ??????????. ????? ??????????? ????????? ????? ?????????? ?? ???????? ??????? ????????? ??????.
??????, добавлен 20.02.2025- 66. REID-??????????
????????? ??????? ???????? ? ????????? ??????? ? ?????????? ?? ?????? ?????????????? ?????????? ?? ????????????? ?????-????????? ????? (RFID). ????????? ??????????, ???????????????. ?????? ???????????? ??????? ??? ?????? - ?????????? ? ?????????.
???????, добавлен 26.07.2009 ???????? ?????? ?????????? ???????????? ??????????????? ?????. ??????????? ???????????? ??????????? RFID ??????????. ???????? ??????? ???????????????? ??????? ????????????? ???????? ?? ?????????? ???????????. ?????????? ??????? ?????????????? ?????.
???????, добавлен 24.12.2013???????????? ?????? ? ???????????? ??? ???????????. ?????? ???????????? ?? ??????????? ?????????, ?????????? ? ??????????? ??????????? RFID. ???????????? ????????? ????? ??? ???????????. ???????????? ???? ???????????? ?? ????? ??????? ?????? ????????????.
??????, добавлен 09.04.2015?????????? RFID ??????? ??? ?????? ?? ????????. ????????? ??????????? ??????? ? ??????? EAN. ?????????? ?????????? ? ?????????? ??????????. ???????? ??????? ??? ?????????? ????????????? ???????????? ? ??????????????? ????????. ???? ??????????? ?????????.
??????, добавлен 09.04.2015???????? ??????? ????????? ????, ?? ????????? ?????????????? ????????????. ??????????? ???????? ?????????????? ?????????????. ?????????????? ??? ?????? ? ????????????. ?????????????? ???????? ????????????? ???????????? ???? ???????? ????? ?????? ????.
??????, добавлен 04.11.2018?????? ????????????? ?????-????, ???????????????? ?????????? ISO 14443. ????????????? ? ????????????? ???????????? ?????, ??????????? ?? ?????????? ? ??????????. ?????????? ?????-?????, ??????? ?? ??????, ??????? ??????????. ????????? ???? Mifare.
???????????, добавлен 04.12.2013???????????? ?????????? ?????????????? ?????????????. ?????? ??????????? ?????????? ?????????? ?????????? ??????????? ???????. ???????? ?????????? ????????? ?????????? RFID ?? ???????????. ????????????? ???????????? ??? ?????????????? ?????????????.
??????, добавлен 10.03.2019??????????? ? ?????? ???????? ?????????????? ?????????????. ???????????? ?? ?????? ??????????? ??????. ???????????? ????????, ??????? ????????? ????????????? ?????. ???????? ???????? ??????????? ????????? ? ????????? ????????? ???????? ?????????.
??????, добавлен 01.03.2019?????????? ? ?????? ?????? ???????????? ? ??????? ??????????????? ?????????? ????????? ??????? ???? ? ?????????? ??? RFID ?????????? ? ????????????? ?????????. ???????????? ??????? ???????????? ???-??????? ? ???? ? ??????? ??????????????? ?????????.
??????, добавлен 04.11.2018