| CARVIEW |
?h?R???A4G?̉??O?????ʼn????5Gbps?̃p?P?b?g?`???ɐ???
?@NTT?h?R????2??9???A2006?N12??25???ɑ?4????ړ??ʐM?V?X?e???i4G?j?????̉??O?????????{???A?ő??5Gbps?̃p?P?b?g?M???`????B?????Ă??????Ƃ??m?F?????Ɣ??\?????B
?@?????͐_?ސ쌧???{??s???̋u?n??ōs?????B??n?Ǒ??u????ш敝100MHz?̓d?g???g???ĐM???𑗐M???A??????10?L???ňړ????Ă???ړ??Ǒ??u?Ŏ?M??????M?M???̕??????????s???????ʁA?m?F?ł????Ƃ????B
?@?h?R???ł́A2005?N12??14???ɍs???????l?̎????ŁA????ő??2.5Gbps?̃p?P?b?g?`???ɐ??????Ă??邪?i2005?N12???̋L???Q?Ɓj?A????̎????́A???ۂ̎??ӃZ??????̓d?g?????l????????Ō??E?Ƒz?肳???`?????x????????̂??ړI?B???̂???MIMO?A???e?i?̐???6?{????12?{?ɑ??₵?A????ɓƎ??̎?M?M???????Z?p??K?p???Ă???A????ɂ???Ė?5Gbps??B???????B???g?????p?????́A2005?N12???̎????ł?1Hz??????25bps?????????̂??A1Hz??????50bps?Ɍ??サ?Ă???B
?@?Ȃ??A???̎????̏ڍׂ́A2??12??????X?y?C???̃o???Z???i?ŊJ?Â????u3GSM World Congress 2007?v?ɂďЉ??B
?֘A?L??
2010?N?ɂ???Ă???H 4G?Ƃ͉???
3G???{?i???y?ɓ???A??????̋K?i?Ƃ???4G???b??ɏオ??n?߂??B???m?Ȓ?`?́A???p??????g???т??܂?2007?N??ITU-T??Ō??܂邪?A?????_?őz?肳???g4G?Ƃ͉????h???m?L?A?E???T?[?`?Z???^?[?E?W???p???????̘b????T???Ă????B- ?h?R???A4G?ʼn???2.5Gbps?̓`???ɐ???
?h?R????2005?N12??14???ɍs??????4????ړ??ʐM?V?X?e???i4G?j?̉??O?????ŁA????ő?2.5Gbps?̃p?P?b?g?`???ɐ????????Ɣ??\?????B - ?h?R???A4G???????O??????1Gbps?ʐM?ɐ???
?????ɑ????A????20?L???̉??O?ړ????ł?1Gbps?̎????ɐ??????? - ?h?R??????4????ړ??ʐM?V?X?e?????u??????@????100Mbps?ȏ?
??4????ړ??̒ʐM?̃X?P?W???[?????????Ă????B?ʐM?????ɂ́uVSF-OFCDM?v?𗘗p?B???ݎd?l?????E??????s???Ă???C?č??ɂ͐ڑ??????E???????J?n????B????@?̊J???ɂ?NEC????????B 
4G?͐?????H?????h?R????KDDI?̈Ⴂ
????4G?ƌĂ??Beyond IMT-2000?́A3G????̐???????Ӗ?????̂??ǂ????B?h?R???͐??????O??ɊJ????i?߁AKDDI??4G????????????݂??Ȃ??Ƃ???B- 4G?Ȃ?Ă???Ȃ??H?????E???g??3G?ƃX?[?p?[3G
KDDI?????\?????E???g??3G??A?h?R???̃X?[?p?[3G?́A?ʐM???x?Ȃǂ?????????Ɓg4G?h?ƌĂ?ł??????قǐi?????Ă???B??????4G?Ƃ͌????Ȃ????A?????????Ȃ????R??????B - ???W?F3GSM World Congress 2007
?֘A?????N
Copyright © ITmedia, Inc. All Rights Reserved.
?A?N?Z?X?g?b?v10
- ?u?y?V???o?C??WiFi?X?|?b?g?v???????Ă݂??@?????ʐM?̕s???????֊??҂??u?ڑ????v?ɉۑ? ?i2026?N07??26???j
- ?܂肽???݃X?}?z?uOPPO Find N6?v??3?J???g???Ď????????g?^???h?@?d???ƃv???C?x?[?g?ő劈?? ?i2026?N07??26???j
- JR?????{?u??????ɂ????v?V?????????@?????P?ց@?Ȃ??A?X?}?z?ł͂Ȃ??u?w?ł̍ŒZ1???w???v???????H ?i2026?N07??04???j
- ?h?R?????uiPhone 17?v?V???[?Y??uiPhone Air?v??l?グ?@?ꕔ?@??͎c?????????グ?A???????S?z?̉e???́H ?i2026?N07??24???j
- ?u0.2?b?ŗ?p?v?????????y???`?F?f?q???ڂ̍??|???t?@???@Amazon??53???I?t ?i2026?N07??24???j
- ?X?}?z?o?b?e???[1??mAh???㓞???@vivo????5???~??́uY600 Pro?v???o?? ?i2026?N07??26???j
- ?]???̌??N?ی???7??31???ŗ??p?s?Ɂ@8??1???ȍ~?́u?}?C?i?ی??v?̗??p?? ?i2026?N07??24???j
- ?E?ʊ????܂ƃ}?C?N???t?@?C?o?[?Ń^?b?`?p?l???????ꂢ?ɁI?@?_?C?\?[??220?~?́u?X?N???[???N???[?i?[?v?????? ?i2026?N07??25???j
- ?Ȃ??uLINE VOOM?v?͌???ꂽ?̂??@?ی?҂?Y?܂????g?q???????̔??????h ?i2026?N07??24???j
- 330?~?Ŏ?ɓ???u???????v?u??퓔?v?@?[?d???ɂȂ??ė??????? ?i2026?N07??25???j
?ߋ??L???J?????_?[
ITmedia?̓A?C?e?B???f?B?A??????Ђ̓o?^???W?ł??B
???f?B?A?ꗗ | ????SNS | ?L???ē? | ???₢???킹 | ?v???C?o?V?[?|???V?[ | RSS | ?^?c??? | ?̗p??? | ??????