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标题: ????±???????????·??ú?¨PMP??????·?°???×??°????????--zt [打印本页]

作者: zing 时间: 2005-10-7 12:02 标题: ????±???????????·??ú?¨PMP??????·?°???×??°????????--zt

·????±????2005-01-14 ×÷???? zhengminhai

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2004?ê???????ú??×?±???????????·??ú????MP3??·??ú±?·?·????????ê???ú?????à?§??·?????????????MP3??·??ú?ì?ò???????????ú±???????????·??ú?¨PMP?????ú?????°???????§???????????????????°?ú??????????????????????????????PMP?ú?·???????¨???ò???ü?????·????????????×??·????°?????·??·×?????

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????·?°?·????????°±??????ì??????·?°????????ù??SigmaDesigns 851x??????????????·?°????ù??TI DM320 DSP??ARM???í?÷??????·?°????ù??Intel PXA27x??????·?°?????????????·?°??????°???÷?÷·?°???????????·?°??÷????????
1??SigmaDesigns 851x·?°???SigmaDesigns 851x???í?÷?????°????×?????×???????×¨?????????????????????è??????200MHz 32?? RISC???í?÷??MPEG???????í?÷?????????????????????è???ü???§?????§?????é???????ê???????ù?è?÷?????????á???????????í???°?÷????WMA V9??DivX V3.11??DivX V4.X??5.X??MPEG-4??MPEG-2??MPEG-1?????????????????????????ó??????MPEG-2??????SigmaDesigns 851x???á??????30fps D1???÷??×????????????ó??

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2??TI DM320 DSP??ARM???í?÷??????·?°???×???DSP???·??TI?????ù??TI DM320 DSP??PMP????·?°???TI·?°???????DM320DSP??????????±à???????í??ARM???í?÷???????????í?°?á?????§?è±?????????SigmaDesigns·?°????ù??TI·?°??§?????????à??·???·á???????§??WMV??DivX V3.11??DivX V4.X??5.X??MPEG-4??MPEG-2??MPEG-1??????????TI DM320????DSP???????ò??±???????ARM???í?÷????×é???ê????????·?°????ò??????±?????????±???????

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?±????±???????ARM???í?÷????±??????????????????ó?????§??????????????RM??RMVB
3??Intel PXA27x??????·?°???Intel??????2003?ê?×??????????×?????????PXA27x?????????í?÷??×???????????624MHz??×÷???????????°?????????????????í?÷????????????Linux?òWince??×÷??????PXA27x?í?????????§???????????????????¨???í?????????§??????????????????????MPEG-2???????????????ó???ò??????????PXA27x???í?÷????MPEG-2±à????????????????Intel??????2004?ê??????2700G?à??????????????????PXA270??????????????3D?????????±??PXA27x??????wireless MMX??????SpeedStep???????????í???????????ó?ó??????PXA270?????????í?????????????ó???????????????????¤PMP?ú?·?????????ü??2700G?????????ü??PXA27x·?°?????????????·?°????????ê????????MPEG-2±à???????????ü???ù??PXA27x??PMP?ú?·???ò?à??????·????????????????·???????????????????????é????????

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???°?????????????ü????·??÷?÷·?°?????PXA255????·?°???Sunplus SPCA536????·?°???AMD Alchemy Au1200????·?°???Freescale i.MX21????·?°??????ù??PXA255??·?°????????????????????????§?????à???????????????±??????·¨?§???ó???????ó??±à????????MPEG-2????Sunplus SPCA536????·?°????????????????§??MPEG-4±à??????JPEG???§???????à??????????????????Freescale i.MX21???????????????ú×¨???è?????????à??±???·á???????????????í??????°?????·¨?????÷????MPEG-4??·?????·¨???íMPEG-2??????AMD Alchemy Au1200????·?°??????????????°????·¨????????FIC????×??????????ù??Alchemy Au1200??PMP?ú?·?????ü????????????SigmaDesigns 851x?à?±?????????ó????????

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?ú?????°????PMP·?°??è?????????????????????????????¨www.seuic.com??,????????Intel?????????í?÷PXA255·?°???????SigmaDesigns????·?°????????÷???????????????????????????¨??????·??????????¨www.sstvision.com?????????????°?????è???????ù??SigmaDesigns 8511???í?÷?????ì??PMP????·?°???????×÷??DEMO????TI DM320·?°??????°?÷??????TI??×÷??°é???úIngenient?????¨www.ingenient.com????????

作者: zing 时间: 2005-10-7 12:05

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2005?ê???ú??PMP·????????ê????×??????????????????????à??×??????¨??
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???????????????????°???????ì???ú?·????PMP·?°?????????TI??SIGMA DESIGNS??????AMD??·?°????è?????ì?????????????????¨????×÷???ú??×???????PMP??·????è?????????????????á?????è????????????????SIGMA DESIGNS??AMD???¨????????????????·?????±í???à???????ú?????÷?é±í??

?ó?? ·?°??ù???????÷????
???????? Intel PXA25x/27x
·????¨?? i.MXL/MX1/MX21
TI
?????????? ·????¨??i.MX21
???????? Intel PXA255
?????????¨ SigmaDesigns EM8511s/ EM8561s
???????? TI DM270
?????????? Intel PXA27x
·????¨?? i.MX21
???????? ?è?? SPCA536
?????????????????????????í

作者: zing 时间: 2005-10-7 12:07 标题: Ingenient ?á???ù??TI DM270??DM320?????ì?ê????PMP????·?°?

. ·????±????2005-01-17 ×÷???? youngzion

×÷?????????à????????·?°????ì????,????2001?êIngenient Technologies??????TI???????????????????????????????÷?à??????????DSP????·?°?(??????±¨??:http://www.ti.com.cn/news/2001/09/0929_01.asp ).2002?ê,Archos????????????Ingenient??·?°???????????????????PMP?ú?·----?à????Jukebox. ????,?ü??°ü?¨SONY??RCA??IRIVER??MOBINOTE??MSI,OLYMPUS?????à?ú?????????§?????ó????Ingenient??·?°??????÷×???PMP?ú?·,????????????·?????.

Ingenient??PMP·?°?????????????:

1)?á???à??×??÷?????????????°??·???????°ü?¨MPEG-4 SP??MPEG-4 ASP??MPEG-1 ??MPEG-2??DivX ??WMV WMA V9 ??Quicktime 6 ??H.264??MPEG-4 AAC-LC ??MP3???????????°???????è??·?°??????????????§??????????×??à?ù??×??ê????.

2) Ingenient??PMP·?°?±à??????????????DM320 PMP ·?°?????MPEG-4 SP??????30fps D1??????(DM270??????30fps VGA ),????·???????????????DM270??DM320?ù??????30fps D1(H.264??????????),·?°??ù?§??USB2.0,HDD,SD,CF,MS??.

3) ?è??·?°????ì??Ingenient?????á??PMP·?°????í?????????á?????????????è?????????§?????????è??·?°??ó??45?ì?????ê?????ù?·????C.E.S???????????????????§?????????ó??????·??±???°????·?????????????·?·???,???????ú?·????·????????á?????ú?·?????????ù?????°???ó??

?à??????:

1) ???????÷??RidgeRun??Ingenient???????? ?????????? ?????????÷?à???????????ù??Linux??DSP????·?°?
http://www.ti.com.cn/news/2001/09/0929_01.asp

2??????????????·??ú?è?????í????????
http://www.eetchina.com/ART_8800340393_617681,617690.HTM.bde4c0bd

3) ?????ú??×????í??:????±??????à??????·??ú
http://www.eetchina.com/ART_8800346150_617681,617690.HTM.b39c91b9

4) ????HDD PMP?????????ú???ì???????????ú??
http://www.eetchina.com/ART_8800344712_617681,617691.HTM.853b8c07

????,Ingenient???á??DMB??STB??·?°?,Ingenient ??DMB-S(Satellite Digital Media Broadcast)·?°?????±?????????±???MBCO(Mobile Broadcasting Corporation)?????ú??SK Telecom ????????×?????????,??????????????±???????DBM???ú?°?ú??????,°ü?¨SHARP??TOSHIBA??MBCO??SAMSUNG???à???????§????????Ingenient??DMB·?°??????÷×????ú?·.

??????????????????Ingenient PMP,DMB??STB??·?°????ê??×???,??????????.
Email: unioncom@sohu.com

作者: zing 时间: 2005-10-7 12:09

??????DM320??????????ARM??

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