ã¡ãã£ã¢èšäº
80Gbps転éãå®çŸãããUSB4 Version 2.0ãç»å Ž
ããºãææ°ããŒã¯ 513
twitterã³ã¡ã³ã 221ä»¶äž 101ïœ200件
ãŸãå¢ããŠãâŠ
>âUSB4 Version 1.0âãšåŒç§°ããåŸæ¥ã®40Gbps転éã®ãã®ã«ã€ããŠã¯ãVersion 1.0ãè¡šèšããåŸæ¥éããUSB4ã
USBèŠæ ŒãUSB4ã«éããversion次第ã§ä»æ§ã倧ããç°ãªãã®ã¯ã端çã«èšã£ãŠã¯ãœèŠæ Œãçã ãã
USBèŠæ ŒãUSB4ã«éããversion次第ã§ä»æ§ã倧ããç°ãªãã®ã¯ã端çã«èšã£ãŠã¯ãœèŠæ Œãçã ãã
>80Gbpsã®ããŒã¿è»¢éé床ãå®çŸãããUSB4 Version 2.0ããçºè¡šããã
ãŸãããã§ããâŠããããšãœãŒã¹ã瀺ããªããã©ã確ã USB 3.x ã§æ··ä¹±ãããããUSB4 ã§ã¯åãããšãããªãã£ãŠèšã£ãããïŒïŒïŒ
ãŸãããã§ããâŠããããšãœãŒã¹ã瀺ããªããã©ã確ã USB 3.x ã§æ··ä¹±ãããããUSB4 ã§ã¯åãããšãããªãã£ãŠèšã£ãããïŒïŒïŒ
ãšããããå
šéšã®USBã®å£ãCåã«ãã 話ã¯ããããã
ãªãããããã®ã¬ãã«ã«ãªããšããŸãšãã«ã«ã¿ãã°ã¹ããã¯åºãªã補åã°ããã«ãªãããããªãã ãããã
èŠæ Œèªäœã¯ãããšããŠåœåèŠåã©ããªã£ãŠãã
USB4ã¯èŠæ Œçµ±äžãããšãèšã£ãŠãªãã£ãã£ãâŠïŒ
Impress ã® PC Watch ã§ãé åãã«ãããå æžã«ãããæãåºããŠããŸããã»ã»ã»
> USB4 Version 2.0ãç»å Žããããšã§ããŸãUSBã®è¡šèšã«ãŒã«ãè€éåããã°ããæ··ä¹±ããã§ãããã
> USB4 Version 2.0ãç»å Žããããšã§ããŸãUSBã®è¡šèšã«ãŒã«ãè€éåããã°ããæ··ä¹±ããã§ãããã
ã§ãããåºãŠãã
iPhoneã¯ã©ã€ããã³ã°ã®ãŸãŸãªãã ãïŒw
iPhoneã¯ã©ã€ããã³ã°ã®ãŸãŸãªãã ãïŒw
USB11.4154 ver 19.1919810
ããŒãžã§ã³è¡šèšãThunderboltãšã®é¢ä¿ããŸããããããããšã«ãªã£ãâŠâŠã
ã4ãã®ã2.0ããšãåä»ããŠãé£äžãŸãã§ã»ã³ã¹ãªã
éå»ã®æ··ä¹±åçããŠãã¯ããªã®ã«ãUSB4 㯠USB4 Version 1.0 ã«ãªããŒã ããŸããšã¯ããããã«ã
ãŸãŒãUSBããã£ã¡ãã«ãªã£ã¡ãããã
.1 ãšã .2 ãšã Genãªãã¡ããã«ã¯ããªãã®ãw -
This is going to be cool, until they come out with USB5:
æ©ããªã£ãããã ïŒ
USB4.1?
USB4 Gen1?
ãªãããåäŸã«å£ããªãååã®ä»ãæ¹ãããªããšã芪ãæ»ãããã£ãããããã§ãããïŒ
ãã®ããŒãã³ã°ã®ä»ãæ¹ã¯çæ°ãæããã
USB4 Gen1?
ãªãããåäŸã«å£ããªãååã®ä»ãæ¹ãããªããšã芪ãæ»ãããã£ãããããã§ãããïŒ
ãã®ããŒãã³ã°ã®ä»ãæ¹ã¯çæ°ãæããã
ãã£ããåœåèŠåãããããåæã®ãã£ã³ã¹ã ã£ãã®ã«âŠ
ãããããŠUSB-IFã£ãŠåŠç¿ããªãAFOã®éãŸããªã®ãïŒ
ãããããŠUSB-IFã£ãŠåŠç¿ããªãAFOã®éãŸããªã®ãïŒ
USB5ã§ãããããã£ãŠæãã
GEN1ãšãGEN2ãšãããããããð
GEN1ãšãGEN2ãšãããããããð
çããŠããéã«USB10äœãŸã§ã¯è¡ããããïœ
USBã®èŠæ Œè¡šèšã«ã€ããŠã¯ãããŸã«æ··ä¹±ããããšãããã®ã§ããâŠ
ïŒä»£è¡šïŒ
ïŒä»£è¡šïŒ
æ¬åœã¯ä»ããã§ãå
šéšæŽæ°ã®éçªã«renumããŠæ¬²ããæã ãããããŠ4ver2.0ã§ã¯ãªã4.2ã«ãªããªãã£ãã®ãã
USBå
åŒã«æ°ããªä»²éãã»ã»ã»ïœ
USB 1.0ãUSB 1.1ãUSB 2.0ãUSB 3.0(=USB 3.1 Gen 1)(=USB 3.2 Gen 1)ãUSB 3.1 Gen 2(=USB 3.2 Gen 2)ãUSB 3.2 Gen 2x2ãUSB4ãUSB4 Version 2.0ïŒNew!ïŒ
USB 1.0ãUSB 1.1ãUSB 2.0ãUSB 3.0(=USB 3.1 Gen 1)(=USB 3.2 Gen 1)ãUSB 3.1 Gen 2(=USB 3.2 Gen 2)ãUSB 3.2 Gen 2x2ãUSB4ãUSB4 Version 2.0ïŒNew!ïŒ
ãªãªãŒã¹ééã®é·ããã®ã®ããŒãžã§ã³èŠåã¯ç°åžžã«ãªãã®æ³åïŒäŸïŒOSïŒ
å°æ°ç¹ãgenãšããŠä»åºŠã¯Verããð¡
æåããå°æ°ç¹ã§ããããã
æåããå°æ°ç¹ã§ããããã
USBèŠæ Œããã³ãã³çºå±ããŠãŸãããã³ãã¯ã¿ãŒãç©ççã«åãã§ãèŠæ Œéãã§ã£ãŠãããšããããããªããŸãã^^;
ãUSB 3.0æ©åšã¯ãã£ããå·®ããš2.0ãçŽ æ©ãå·®ããš3.0ãšããŠèªèãã£ãŠã®ãããã w
ãUSB 3.0æ©åšã¯ãã£ããå·®ããš2.0ãçŽ æ©ãå·®ããš3.0ãšããŠèªèãã£ãŠã®ãããã w
ç¥ããŠUSB2.0ã
USB4.1ãšãUSB5ãšãã§ã¯ã ãã ã£ãã®ã⊠-
å°æ°ç¹ã¯æ»
ã³ã¬ãäœåºŠã§ãèãã â
æŽã«ããããããªããŸããð€£ðð±
PC WatchãšããŠã¯USB4 Version 2.0ã§ã¯ãªããUSB Promoter Groupãæ°ãã«âUSB4 Version 1.0âãšåŒç§°ããåŸæ¥ã®40Gbps転éã®ãã®ã«ã€ããŠã¯ãVersion 1.0ãè¡šèšããåŸæ¥éããUSB4ããšãããã
PC WatchãšããŠã¯USB4 Version 2.0ã§ã¯ãªããUSB Promoter Groupãæ°ãã«âUSB4 Version 1.0âãšåŒç§°ããåŸæ¥ã®40Gbps転éã®ãã®ã«ã€ããŠã¯ãVersion 1.0ãè¡šèšããåŸæ¥éããUSB4ããšãããã
ãŸãããããããªããã
âPC WatchãšããŠã¯USB4 Version 2.0ã§ã¯ãªããUSB Promoter Groupãæ°ãã«âUSB4 Version 1.0âãšåŒç§°ããåŸæ¥ã®40Gbps転éã®ãã®ã«ã€ããŠã¯ãVersion 1.0ãè¡šèšããåŸæ¥éããUSB4ããšãããâè€éâŠâŠ
ã»ãŒãéã«USB4ãç»å ŽâŠUSB-C端åã§äœ¿çšã§ããŠçµ±äžããããšã®ããšãA,B,mini,micro-bçã
âŠçãããæ··ä¹±ããŠãã端åæ¥ç¶ã解æ¶ãããããã§ããâŠ80Gbps転éã£ãŠãããé床ã§ã
å®å°å€ã¯ãã£ãšäžããã§ããããçéã§ã
å® é²ãè¡ããšããã¬ã€ãã³ã·ãŒãç¡ããªãããã§ã
å®å°å€ã¯ãã£ãšäžããã§ããããçéã§ã
å® é²ãè¡ããšããã¬ã€ãã³ã·ãŒãç¡ããªãããã§ã
ããããããã£ã¡ã
å€æ§åãç¶ããUSBã
USB4ã¯ã·ã³ãã«ãªååã«ããã£ãŠèšã£ãŠãªãã£ãã£ãïŒïŒïŒïŒ
USBåããâŠâŠ
USB4 Version 2.0ãUSBã«ãŸãæ°ããªè¡šèšããåãããããããããããªãã£ãã®ãã
4ã ããŒã
ãUSB4 Version 2.0ãç»å Žããããšã§ããŸãUSBã®è¡šèšã«ãŒã«ãè€éåããã°ããæ··ä¹±ããã§ãããã
æ§ããã«èšã£ãŠãã«ãããã¯äžçLightningã±ãŒãã«ãæ¡çšãç¶ããAppleã«ç解ã瀺ããããåŸãªãã
ã¢ãã¿ãŒãå
šéšUSB type-Cã«çµ±äžåºæ¥ãããã«ãªãã®ããª
åœåèŠåãªããŠæ°ãçãããã
PCIeã®ããŒãžã§ã³ã©ãã©ãäžãã£ãŠãããUSBãäžããããªãšæã£ãŠãã
PHYã®è©±ã
5GbpsâPCIe2.0x1ã¬ãŒã³
10GbpsâPCIe3.0x1ã¬ãŒã³ ãªã®ã§
80GbpsâPCIE5.0x2ã¬ãŒã³ã ãããïŒ
PHYã®è©±ã
5GbpsâPCIe2.0x1ã¬ãŒã³
10GbpsâPCIe3.0x1ã¬ãŒã³ ãªã®ã§
80GbpsâPCIE5.0x2ã¬ãŒã³ã ãããïŒ
ã±ãŒãã«ã«èŠæ Œã®è¡šç€ºçŸ©ååããŠãããŸãã§
åžå Žã«åºãŠããã®ã¯ãŸã å
ã ãããã©ãæ··ä¹±ã®çŽ ããŸãå¢ãããå称ãšèŠæ Œã®è©³çŽ°ããªã³ã¯ããªãâŠã
ããããâŠâŠ
ã¢ãããã
ãŸãããããããèŠæ Œåäœãããã£ãã
åžå Žã®ä»æ§è¡šèšã®æ··ä¹±ãã©ãåããã€ãããªã®ãã
ãŸãããããããèŠæ Œåäœãããã£ãã
åžå Žã®ä»æ§è¡šèšã®æ··ä¹±ãã©ãåããã€ãããªã®ãã
USB4.1ãšãã5ããã ããªãã§ããïŒïŒ
ãããããïŒïŒïŒ80Gbpsã¯ãã£ãããïŒ
ã³ãã¯ã¿ã¯äºææ§ããããã ããã±ãŒãã«ãšå¯Ÿå¿ããã€ã¹ãããããã®ããªã
察å¿ããã€ã¹ãšã¯âŠâŠãïŒ
ã³ãã¯ã¿ã¯äºææ§ããããã ããã±ãŒãã«ãšå¯Ÿå¿ããã€ã¹ãããããã®ããªã
察å¿ããã€ã¹ãšã¯âŠâŠãïŒ
æ°ããèŠæ Œãå¢ãããå€ãæ¹ã®ååãå€ãããšããéçšã¯ãããæ¹ãããããããªãããªããïŒ
USB4.0çšã®ã±ãŒãã«å¿
èŠãªããâŠ
PC Watchãããå°æãããããããw
ãŸãæ°ããUSBãç»å Žãããã
USB2âUSB3ã¯åœ¢ç¶ã®éãããå€å¥ã¯ç°¡åã ãã©ãUSB3ã¯åœ¢ç¶ãåãã§æ§èœãæ©èœãããªãéã£ããããããé¢åã
æ¬äœãæ©åšã¯èª¿ã¹ãã°èŠæ Œåãããã©ã±ãŒãã«ã®å€å¥ã¯èšèŒããªãéãé£ãããã
ã§ããæ±çšã±ãŒãã«ã¯æé«ã§ãã
USB2âUSB3ã¯åœ¢ç¶ã®éãããå€å¥ã¯ç°¡åã ãã©ãUSB3ã¯åœ¢ç¶ãåãã§æ§èœãæ©èœãããªãéã£ããããããé¢åã
æ¬äœãæ©åšã¯èª¿ã¹ãã°èŠæ Œåãããã©ã±ãŒãã«ã®å€å¥ã¯èšèŒããªãéãé£ãããã
ã§ããæ±çšã±ãŒãã«ã¯æé«ã§ãã
ã»ããŒããŸãããèšãèŠæ ŒäœããŒ
ãŸãŒãèš³ã®ããããåœåãããã転éé床ã®è¡šèšã ãã§ããããã
çµå±ååãããããããªãUSB
çµå±åœåèŠåå€ããã ãã®ãå®è³ªUSB4.0 Gen2ã¿ãããªãããåºãŠããŠããŸã£ã
ãã®ãã¡USB4.2 Gen2 x 2 Version 2ãšãã«ãªããã ãïŒ
ãã®ãã¡USB4.2 Gen2 x 2 Version 2ãšãã«ãªããã ãïŒ
ãŸãŒãUSBèŠæ Œãšãã®è¡šèšãæ··ä¹±ããããâ
å称ããããããããã(èŠç¬)
ãŸãæ··ä¹±ãããŠãã
Vãªãã¡ããããããŒã5ã«ãããŒãã
â
â
ãããããŸãããã©ãããããšã«ãããã
â
â
ãªãã転éé床ã ãèŠãŠããšã巚倧ã¹ãã¬ãŒãžã®ããŠã³ãã USB ã§è¯ããïŒã£ãŠãªã£ã¡ãã(ãªããªã
åæ¥å¹Žããããã¶ãŒããŒããšPCã±ãŒã¹è²·ãæãããããª( ÂŽËê³âË)
>"æ°ããç©çã¬ã€ã€ãŒã¢ãŒããã¯ãã£ãæ¡çšãããæ°ãã«å®çŸ©ããã80Gbpsã®ã¢ã¯ãã£ãã±ãŒãã«ãçšæãããã"
ããã¯ããUSB5ã«ããã»ãããããªãâŠâŠïŒ
ããã¯ããUSB5ã«ããã»ãããããªãâŠâŠïŒ
䟿å©ãªã€ã³ã¿ãŒãã§ã€ã¹ãªã®ã«ãªãã§åããã«ããåœåããããã ããâŠïŒ
- - -
- - -
èŠæ Œä»æ§å
¬éã¯11æãšãã¡ã¢ã¡ã¢ãïŒ
é ŒããUSB5ã«ãããšã¯èšããªããããããããããªãããUSB4® Version 2.0ããååãå€ããªãã§ãã
ãŸã åºãã®ïŒïŒ
USB4ããŒãžã§ã³2ã£ãŠUSB3.2ã®åããã¥ãããåã³ç¹°ãè¿ãããšããŠãããã«ããèŠãããªâŠ
æ¥æ¬ã®èšäºã§ãæµ·å€ã®èšäºã§ãåããã«ãããªãã£ãŠãã§ã«æžãããŠãã
æ¥æ¬ã®èšäºã§ãæµ·å€ã®èšäºã§ãåããã«ãããªãã£ãŠãã§ã«æžãããŠãã
USB Type-Cã³ãã¯ã¿ãããŸãããã«ããããããªãã®ãâŠâŠã
æè¿ãUSBã®çš®é¡ãå€ãããŒããŸãããïŒ
ããVer5ã§ããããâŠå¯Ÿå¿ã§ããã»ã§ããªãã±ãŒãã«ãå¢ããã®ïŒ
ãUSB4 Version 2.0ã§ã¯æ°ããç©çã¬ã€ã€ãŒã¢ãŒããã¯ãã£ãæ¡çšããã
ãã
ãã
ãã¡ïŒ(ããã)
USB4ã¯USB4 Version 1.0ãšUSB4 Version 2.0ãããããšã«ãªãã®ãâŠ
USB X.Y ãã Gen X ãã Version X.Y ãããèŠæ Œè€éã«ãªããããŠãŸããã
ð»IDEMAãHPãã
åé¡ïŒ
åé¡ïŒ
ãŸã 3ã«ã移è¡ããã£ãŠãªãã®ã«ã4ãããŒãžã§ã³ã¢ãããã
> æ¢åã®USB4 Version 1.0ãUSB 3.2ãUSB 2.0ãThunderbolt 3ãšã®äºææ§ãç¢ºä¿ ïœ
>ææ°ããŒãžã§ã³ã®DisplayPortãPCI Expressã«ãæºæ ãããã³ãå¹
ãæ¡åŒµãããããã®äžæ¹ã§ãæ¢åã®USB4 Version 1.0ãUSB 3.2ãUSB 2.0ãThunderbolt 3ãšã®äºææ§ã確ä¿ããã
ã»ããâŠ
ã»ããâŠ
ãããªãæ··æ²
USB4ããã£ãšThunderboltããŒãžããŠèŠæ Œåé¡ã«ããçšåºŠæ±ºçã€ãããšæã£ãã®ã«ïŒïŒãªãã§ç©çå±€å¢ããã®ïŒïŒïŒ
> Version 2.0
ã©ãããŠïŒïŒð£
> 80Gbpsã®ã¢ã¯ãã£ãã±ãŒãã«
ã©ãããŠïŒïŒð€®
USB Promoter Groupã¯äººé¡ãæ··ä¹±ã«é¥ããããšããã®ïŒïŒð€¬
ã©ãããŠïŒïŒð£
> 80Gbpsã®ã¢ã¯ãã£ãã±ãŒãã«
ã©ãããŠïŒïŒð€®
USB Promoter Groupã¯äººé¡ãæ··ä¹±ã«é¥ããããšããã®ïŒïŒð€¬
USB-Cãããã£ã¡ããã¡ãã§ãããã
USB4 Ver 2.0ãã âŠâŠ
USB3.2ã¯20Gbpsã§4åã®ã¹ããŒãã
ååãé·ãã»ã»ã»ãUSB4.2ã§ãããããªããã
æ°èŠæ Œãã¿ãŒïŒUSB-CèŠæ Œãä¹±ç«ããŠç¢ºå®ã«åãããªããªãèªä¿¡ãããïŒæ¢ã«ãªã£ãŠããïŒ
ããã©ãã§ããããããã©ã°ã®åœ¢ãšèŠæ Œãçµ±äžããŠãã
ãªããåãããã ãã©ã倧æ¹ã¯ã±ãŒãã«ã®é¢ä¿ã§10Gããåºãªãããã
ãŸãVer2ãšãGen2ãšããä¹±ç«ããŠæå³äžæãªäºã«ãªããªãããã«ããŠæ¬²ãã
åŸ
ã£ãŠãŸããïŒïŒ
ãã€ãºåšãã©ããªãã ãã
ãã¯ãUSBã®èŠæ Œã«ã€ããŠèŠããã®è«Šããã
80Gbpsã10000MB/sããããª
ãã©èŠæ Œå¢ãããâŠ
ãã¯ããããããŸã
ãã©èŠæ Œå¢ãããâŠ
ãã¯ããããããŸã
USBã®ããŒãã³ã°ã®ãããã«ããã¯ããªããšãããŠã»ãããªã"Version 2.0"ã£ãŠãªãã ã(ãoã;
USB5 ã£ãŠååã«ããŠæ¬²ãããªãŒ