???????????????????? ?????????? WiMAX (Worldwide Interoperability for Microwave Access)
???????, ?????????????? ? ??????????? WiMAX. ????????? ? ???????????? OFDMA (Orthogonal Frequency Division Multiple Access), ????????????? ??????????. ??????????? ???????? ????????????. ?????????? ????????? ? ?????????????. ???????? ?????? (????????).
Подобные документы
Development of a system of digital wireless high-speed data transmission with orthogonal frequency division. Mathematical modeling and efficiency in the use of Fourier transform and finite Radon transform in a system with orthogonal frequency division.
??????, добавлен 26.06.2016???????? ?????????? ? ??????? ???????????. ??????? ???????? ??????? WiMAX. ????????????? ????????? 802.16 WiMAX, ???????? ?????????? ?????????? ??????. ?????????? OFDM ??????? ? QAM ?????????, ???????????? ????????????? OFDM ??????? ??????? WiMAX.
???????, добавлен 15.04.2012??????? ? ???????????????? ???????????? ????? ???????? ??????, ??????????? ?????????? WiMax. ????? ????????, ??????, ??????? ?????? ? ????????????? ????????? IEEE 802.16 WiMax. ?????????? ???????????????-?????????? ???????? ??????????? (????? ????????).
?????????, добавлен 17.06.2013- 4. Smart antenna application for satellite communication systems with space division multiple access
Two different beamforming approaches in space division multiple access for mobile satellite communications: switched-beam antennas and adaptive array antenna systems are considered. The hardware implementation of adaptive algorithm is considered as well.
??????, добавлен 04.11.2018 ???????????, ??????? ????????????, ???????? ????????????? ?????????? WiMAX ??? ????????????????? ??'????. ?????????? WiMAX ? Wi-Fi. WiMAX-???????? ? ????????????? ?????? ?????????????? ?????????? Wireless Local Loop, ???????? ?????????????? ??????????.
???????? ??????, добавлен 15.10.2012???????? ?????????????? ?????? ????????????? ?????????? ? ????? ? ??????????? ??????????????? ???????? OFDMA. ???????????? ????? ?????????? ??????????? ?????? ????? ????? ????????????????? ????????? ???? WiMAX. ??????????? ??????????????? ??????????.
??????, добавлен 14.07.2016Orthogonal frequency division multiplexing ??? ?????? ?????????????? ???????? ? ???????????????????? ????????, ??? ??????? ?? ????????????? ????????. ????? ??????? ?????????-??????? ??????????? ??? OFDM ??????? ? ?????? ? ??????????? ???????????.
??????, добавлен 30.07.2016???????????? ????????????? ? ???????????? ?????????? ???????????? ????? ? ?????????????? ???????? ?? ???? ?????????? WiMAX. ?????????? ???? ?? ??????? ???????? ??????? ??????????? ??????, ??????? ???? ???????? ? ?????????? ??????????? ???? ????.
???????????, добавлен 23.05.2018?????????????? WIMAX ??? ???? ??? ??????????? ?????????? ??????????? ? ???????????? ??????????? IP, ?????? ? ?????: ?????????? ???????? ?????? ? ???????????? ??????????. ?????? ???????? ??????????? ??? ????????????? ????????? ????? ? ????? WIMAX.
??????, добавлен 03.03.2012??????? ??????????? ? ???????????? ???????????. ??????????? ????????, ??????? ???????? ? ????? ?? ????? ?????????? Wi-Fi, Bluetooth ? WiMAX. ??????? ????????? ??? ????????????? ???? ?????????. ???? ???????????? ?? ????? ????????????? ???????? ????????.
???????, добавлен 19.11.2014????????? ???????????? ?????? ???????????? ? ??????????? ?????? ??? ????????????? ????. ???????? ? ??????????? ?????????????? ?????????? WiMAX. ???????? ??????? ? ??????????? ????????????. ????????? ???? mobile WiMAX ? ??????? ??????? BreezeMAX 4Motion.
???????? ??????, добавлен 14.11.2014?????? ???????????????? ?????????? WiMax ? ?????? ?????? ??????? ? ????????? ?????? NGN. ???????? ????????? ???????? ???????? ??????. ???????? ???????? ?????????? ?????? ?????????? ????????? ????????? ????????????? ?????, ?????????? ???????????? ??????.
???????????, добавлен 20.07.2015????? ?????????? WiMAX. ????? ????????? ???? ???????? ?????? ? ????????????. ?????? ?????????????? ???????? ?? ???? ???????? ??????. ????????-??????????????? ???????????? ? ?????????? ???????????? ??????? ???????. ??????? ?????????????? ????????????.
????????? ??????, добавлен 23.04.2013???????????????-????????? ????????? ????????? ???????????? ???? WiMAX ??? ????? ? ????????? ???????????????? ??????????? ? ??????????? ???????. ????? ?????????? ??????? ????????? ??????? ?????????????? ???????? ?? ?????? ??????????? ????????? ??????.
???????????, добавлен 28.04.2018?????????? ???????????? ?????????? ????????? ?????? ????????????? ???????? ??????????. ?????????? ??????????? ???????????? ?????????? WiMAX ? ?????????????????? ??????? ???????????? ???????????. ???????????? ??????????????? ??????? ? Mesh-??????.
??????, добавлен 26.07.2016??????? ??????? ?????: ???????? GSM, CDMA (Code Division Multiple Access). ????????????? ??????? ?D?? ? GSM ??????????. ???? ???????????? ???????. ???????? ??????????, ???????? ? ????????? DSL. ???????? ??????????? ??????????????? ???????????? ???????.
????????? ??????, добавлен 25.05.2018????????????? ?????? ?????? ??? ???????????????, ??????????? ? ??????????? ?????????????. ??????? ???? ? ??????? ?? ???? ? ?????? ??????????, ??????? ??? ????????????. ???????? ??????? ??????? Access, ??????????? ????????? ? ???????????? ?????? ??????.
???????? ??????, добавлен 02.11.2010The 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 24.09.2016The problem of increasing the security level of the IP-telephony network and access to confidential information within this network. Restricting access to telephony by blocking unauthorized IP addresses and adding suspicious transactions to the blacklist.
??????, добавлен 22.02.2021Study of the backdoor problem as a method of bypassing standard authentication procedures, organizing unauthorized remote access to a computer, to text documents, while remaining unnoticed. Analysis of modern forms and functions of backdoor invasion.
??????, добавлен 28.10.2020Wireless networks for sparsely populated rural areas of the Far North. Spatial pattern optimization of the developed wireless network based on the variant probability method. The problem of choice of place for access points of the growing network.
??????, добавлен 13.02.2018Current-voltage characteristics of semiconductor ultrahigh frequency diode. The detection of an electromagnetic field and measurement of its density. The equivalent scheme of the ultrahigh frequency semiconductor diode. Microwave diode, linear regression.
??????, добавлен 27.07.2016???????? ????????, ????????? ? ?????????? ??? ???????? ???????????? ???????????? ?????. ????? ???????, ???????????? ??? ???????????? ?????. ??????? ???????????? WiFi ? WiMAX ??????????. ??????? Wi-Fi ASUS WL-138g V2. ????????-????? ZyXEL P-330W.
???????? ??????, добавлен 14.05.2012Mobile devices use Wi-Fi for Internet connectivity. Low cost access points are required to allow data collection from of the Wi-Fi networks. These access points are part of hardware and software based solution that monitors of the various mobile devices.
??????, добавлен 06.05.2018?????????????? ???????? ????????????? ???????????? ?????. ?????????????? ????? ?????????? ??????????????? ??????? ??? ????????? ???????????? ???????? ????????? ?????? ??????. ??????????? ??????? ????????? ???????????? ??? ??????????????? ?????????.
??????, добавлен 28.02.2019