| CARVIEW |
???Z???̃??[?J??5G?헪???@??n?ǂƒ[?????J???A5G?݂̂̃X?^???h?A?????ŏ????F5G?r?W?l?X?̐_???ɔ????i1/2 ?y?[?W?j
?@??????ʐM?K?i?u5G?v??p?????ʐM?T?[?r?X???A??Ƃ⎩???̂Ȃǂ?????ꂽ?G???A???Œ???u???[?J??5G?v?B???̃??[?J??5G?ɎQ?????v?悵?A??n?ǂ?[???̊J????i?߂Ă???̂????Z?????B?X?}?[?g?t?H????APHS?̊?n?ǂȂǂN??|???Ă??????Ђ????A???̋??݂????A?ǂ̂悤?Ȑ헪?Ŏs??J???i?߂悤?Ƃ??Ă???̂??낤???B??n?ǂƒ[???̊J???҂ɘb?????B
???ɑR???????K?͂ȃj?[?Y??_??
?@2019?N12??24???ɑ????Ȃ????[?J??5G?̖Ƌ??\??????t?J?n???????ƂŁA????オ????????Ă??郍?[?J??5G?B???Z????2019?N10???ɊJ?Â??ꂽ?uCEATEC 2019?v?Ń??[?J??5G?p?̊?n?ǂ?[???????J?A???[?J??5G?ւ̎Q???p???𖾂炩?ɂ??Ă???B
?@?m???ɋ??Z???́A????܂?PHS?̊?n?ǂ???|??????A?X?}?[?g?t?H?????J???????肷??ȂǁA?ʐM???Ƃɋ??݂?????Ƃ?1???B?????????͌g?ѓd?b??Ќ???????̂ŁA???[?J??5G?̂悤?ɓ???̊?Ƃ?@?l?Ɍ????????̂ł͂Ȃ??B?ł́A???Z???͂Ȃ????[?J??5G?ւ̎Q????ł??o?????̂??낤???B
?@???Z???̌????J???{?? ?R?~???j?P?[?V?????V?X?e???????J???????̕????????ɂ??ƁA???Ђ͒ʐM?ƊE?????łȂ??A??Â?G?l???M?[?A?w???X?P?A?ȂǕ??L?????ƂɎ??g??ł???A??????g?ݍ??킹?邱?ƂŁA?X?}?[?g?V?e?B?[?̎????ɂȂ????Ă??邱?Ƃ??A???[?J??5G?ւ̎Q???w?i?ɂ???Ƃ????B
?@???[?J??5G?Ƃ????A?H???`?p?A?V???b?s???O???[???Ȃǂł̗????p????Ɍ???????Ă??邪?A???Z???ł́A???K?͂Ȏ????̂ł̃??[?J??5G???p??ڎw???Ď??Ɖ???i?߂Ă????Ƃ̂??ƁB???Ƃ?s?s???̎????̂Ȃǁu?傫?ȏ??͑?肪???v?i???????j?Ƃ̂??ƂŁA???Ђł͂????܂ŏ??K?͂ȃj?[?Y??_?????@??J????i?߂邱?ƂŁA???ݕ?????}??Ȃ?????V???Ȏ??v?J???i?߂?_????????悤???B
?@??̓I?ɂ́A?ړ???҂??x???郂?r???e?B??A?u?G?l???M?[?̒n?Y?n???v?Ƃ??????`?ŁA???K?͂œW?J???Ă???G?l???M?[?֘A???Ǝ҂Ȃǂ?z?肵?Ă???Ƃ̂??ƁB???[?J??5G??n??̎Љ?ۑ?????Ɍ??ѕt???A???Z?????????݂??????T?[?r?X???I?ɒ??邱?Ƃɂ??A???Ƃ??g?債?Ă????????Ƃ??Ă???B
?@?Ƃ͂????A?????_?ł͓??Ђɂ????????????????͗??Ă?????̂́A5G?Łu??????肽???v?u?????????????v?Ƃ??????R?Ƃ????v?]???????A??̓I?Ȏ??g?݂͂܂????m?Ɍ????Ă??Ȃ??Ƃ????B?u?i?g?уL?????A?́j5G?T?[?r?X?????钆?ŁA???[?J??5G?ʼn??????̂??Ƃ????̂̓L?[?|?C???g???Ǝv???Ă???B??????ǂ??ł??o???Ă??????̂??߂??????ɂȂ?̂ł͂Ȃ????v?ƕ??????͘b???Ă???A??͂胍?[?J??5G?????閾?m?ȃA?v???P?[?V???????A?????ɂ??Đ??ݏo???邩???r?W?l?X??|?C???g?ɂȂ?Ƒ????Ă???悤???B
??n?ǂ?28GHz?тɔ?Ή??A???̗??R?Ƃ?
?@???Z???́A???[?J??5G?ւ̎Q???Ɍ????āu??n?ǁv?Ɓu?[???v?̑o?????J?????Ă??邪?A????ɂ????Ђ̑_?????傢?ɔ??f????Ă???B
?@?܂???n?ǂƂȂ?u???[?J??5G?V?X?e???v??????ƁA?????????u?????ɐݒu?????ł͑傫?????????Ă???B???^?ɍ???Ă??邱?Ƃ?????ɂ??????v?Ƙb???ʂ?A?傫????5???b?g???A200?i???j?~250?i?????j?~100?i???s???jmm?ƁA???ɃR???p?N?g?ȃT?C?Y???????BPHS??n?ǂȂǂ̊J???o???????A???^?̃{?f?B?[?????????Ă??邱?Ƃ??|?C???g?ƂȂ??Ă???B
?uCEATEC 2019?v?œW?????ꂽ?u???[?J??5G?V?X?e???v?B???[?J??5G?̑ш?̂???4.5GHz?тɑΉ??????R???p?N?g?Ȋ?n?ǂɂȂ??@?܂??A???[?J??5G?V?X?e????O-RAN?iOpen Radio Access Network?j?ɏ??????Ă??邱?Ƃ??傫?ȓ????Ƃ?????BO-RAN?̎d?l?ɏ??????邱?ƂŁA??????₷???????Γ??????o?C???l?b?g???[?N?̒??ɁA?قȂ?x???_?[?̊?n?ǂ????݂ł???悤?ɂȂ?B
?@O-RAN?ւ̏????͊J?????????O???ɒu???Ă????????ŁA?????ċ??ʋK?i?ɑΉ????邱?ƂŌڋq?̋@?퓱???̑I???????L???邱?Ƃɂ??A???Z???̋@??????Ă??炢?₷??????_????????悤???B????䂦???????́u???????́i??n?ǁj??????A???Ђ??甃???Ă??Ēlj????Ă?????Ă??????v?ƁA???x???_?[?̂悤?Ɏ??А??@??݂̗̂̍p?ɂ??????Ȃ??p?????????Ă???B
?u???C?????X?e?N?m???W?[?p?[?N2019?v??NTT?h?R?????W???????AO-RAN?ɂ??}???`?x???_?[?̊?n?Ǎ\???B?????x???_?[?̋@???1?̃l?b?g???[?N?ɍ??݂ł???̂??傫?ȓ????ƂȂ??@???????Ȃ???A???[?J??5G?V?X?e?????Ή???????g???т?4.5GHz?т݂̂ƂȂ??Ă???B??ɑ????Ȃ??Ƌ??\???̎?t???J?n????28GHz?сi28.2?`29.1GHz?сj?ɂ͑Ή????Ă??Ȃ????Ƃ???A?????_?ł͎g?????Ƃ??ł??Ȃ??B?Ȃ??A?????ɃT?[?r?X?ł???28GHz?тɑΉ????Ȃ??????̂??B
?@???̗??R?ɂ??ĕ??????́A28GHz?т??m???X?^???h?A?????iNSA?j?ł̉^?p?ƂȂ邽?߂??Ƙb???Ă???B28GHz?т͌g?ѓd?b??ЂƂ̒??????K?v?ŁA???Ɖ???̑ш敝?????R?ɒ????ł??Ȃ??ȂǁA?l?b?g???[?N?̎??R?x???Ⴂ???Ƃɉ????ANSA?ł?4G?̃l?b?g???[?N???K?v?ɂȂ邽?߁u?R?X?g???????????Ȃ?v?i???????j?Ƃ????B
?@???????????Ƃ??狞?Z???ł́A???Ƃ??ƃ^?[?Q?b?g?Ƃ??Ă??鏬?K?͂̎????̂??Ƃւ̑Ή????d?????ׂ??A???R?x???????Ē?R?X?g?A?Ȃ?????5G?݂̂̃X?^???h?A?????iSA?j?^?p?ŗ??p?ł???4.5GHz?т݂̂̑Ή??ɍi?????̂????????B??ɂ??G?ꂽ?ʂ?A???݂̓??[?J??5G?̊??p?@???܂????m?ɂȂ??Ă??炸?A???ʂ?PoC?i?T?O???j?????????Ƃ???A???Ђɒx??邱?Ƃ͂??܂?C?ɂ??Ă??Ȃ??ƕ??????͘b???Ă???B
?֘A?L??
???Z????5G?X?}?z?????ց@?܂??͕č?????@?u???[?J??5G?v?ɂ?????
???Z????2020?N3??????????Z??????ŁA?J?{?G?v?В???5G?ւ̎??g?݂ɂ??Đ????????B5G?[???̈??????????????????Ƃ???A?C???t?????????i?̎??v???L?тĂ???B???Z?????g??5G?Ή??̃X?}?[?g?t?H???𓊓?????Ƃ????B
?????Ȃ??u???[?J??5G?v?̃K?C?h???C?????\?@12??24??????Ƌ??\????t
?????Ȃ?12??17???A?u???[?J??5G?v?Ɋւ???K?C?h???C???????\?????B???[?J??5G?́A??Ƃ⎩???̂Ȃǂ̎??Ǝ҂??A???????????n??Ȃǂ̃G???A?Œ???A???c??5G?T?[?r?X?B??????4G?l?b?g???[?N????ՂƂ??邽?߁A?g?уL?????A?Ƃ̘A?g???K?v?ɂȂ?B
?H??̃l?b?g???[?N?\?z???u5G?v?ł??Ӗ??́H
???{?ł????p???ԍۂ́u5G?v?B???̃??[?X?P?[?X?Ƃ??Ĉ?Ԓ??ڂ???Ă???̂??u?Y?Ɨp?r?v???B???????A??s???????؎????????Ă???ƁuWi-FI?i????LAN?j?ł???????Ȃ????v?Ǝv??Ȃ??͂Ȃ??B??????5G?i???邢?̓v???C?x?[?gLTE?j???g???????b?g?͂ǂ??ɂ???̂??A?G???N?\???iEricsson?j?̎??g?݂??????????B
?m?L?A??IIJ??ۍg?Ȃ?5?Ђƒ?g?@???[?J??5G??v???C?x?[?gLTE?g???ڎw??
?m?L?A?\?????[?V?????Y???l?b?g???[?N?X???A???{???5?ЂƂ̒?g?\?B???{?̊?Ƃ⎩???̂Ɍ????ă??[?J??5G??v???C?x?[?gLTE?̒??x??????B?p?[?g?i?[??1?ЁA?ۍg??2020?N?Ɂu?t??MVNO?v?T?[?r?X????邱?Ƃ????炩?ɂȂ????B
NEC???u???[?J??5G?v???Ƃɖ{?i?Q???A2020?N?x?ȍ~?ɃO???[?v?H??֓????J?n
NEC???A5G??n?????ŗ??p????u???[?J??5G?v???Ƃ֖{?i?Q??????B?g?[?^???\?????[?V?????Ƃ??Ċ?Ƃ⎩???̌????ɒ?Ă??s?????A2020?N?x?ȍ~??NEC?O???[?v?̍H??֓??????Ă????B
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
- ?X?}?z?o?b?e???[1??mAh???㓞???@vivo????5???~??́uY600 Pro?v???o?? ?i2026?N07??26???j
- ?u0.2?b?ŗ?p?v?????????y???`?F?f?q???ڂ̍??|???t?@???@Amazon??53???I?t ?i2026?N07??24???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??? | ??????