PortalPlayer

PortalPlayer曾是一家著名的為數字音頻播放器供應SoC半導體、韌體與軟體的無廠半導體公司。該公司負責半導體設計與韌體開發，半導體的實際生產會外判給商業代工廠。2007年1月5日NVIDIA宣佈以3億5700萬收購PortalPlayer。

產品介紹
PortalPlayer 5002
[https://web.archive.org/web/20061202104706/http://www.portalplayer.com/products/documents/5002_brief_0108_Public.pdf PP5002規格]

由下列裝置使用：
*iPod：第一、二與第三代 [https://web.archive.org/web/20050829181744/http://www.ipodlinux.org/PP5002] [http://www.rockbox.org/twiki/bin/view/Main/PortalPlayer]

PortalPlayer 5003
[https://web.archive.org/web/20061212093505/http://www.portalplayer.com/products/documents/5003_brief_0108_Public.pdf PP5003規格]

由下列裝置使用：

• Rio Karma [https://web.archive.org/web/20060813210834/http://www.gizmodo.com/archives/ogg-on-ipod-why-the-ipod-may-not-have-the-horsepower-for-ogg-015607.php]

PortalPlayer 5020
[https://web.archive.org/web/20061202104042/http://www.portalplayer.com/products/documents/5020_Brief_0108_Public.pdf PP5020規格]

包含兩個ARM處理器的SoC，分別以75兆赫運行。

由下列裝置使用：
*iPod：第四代、iPod Photo與第一代iPod Mini [https://web.archive.org/web/20050828045346/http://www.ipodlinux.org/PP5020][http://www.rockbox.org/twiki/bin/view/Main/PortalPlayer]
*iriver H10 系列 [http://www.rockbox.org/twiki/bin/view/Main/IriverH10Info#Portable_Player_5020][http://www.rockbox.org/twiki/bin/view/Main/PortalPlayer]

• Philips HDD100/120（未經證實，檔案格式及規格與下方的YH-925相符）
• ROCdigital rocbox model 14003
• Samsung YH-925 [https://web.archive.org/web/20060529233300/http://www.samsungplay.com/en/925.htm] 中指出"Platform: PP5020"
• Samsung YEPP YH-820MC（根據 [https://web.archive.org/web/20070103095617/http://www.tgdaily.com/2005/11/29/teardown_iriver_h10/]）
• [https://web.archive.org/web/20070114074056/http://en.europe.eliohome.com/product_m310_01.html Tatung Elio M310]（system/pp5020.mi4 包含"PP5020AF-05.11-TG01-11.40-TG01-11.40-DT"一行與"Copyright(c) 1999 - 2003 PortalPlayer, Inc."）
• Virgin player 5GB（根據 [https://web.archive.org/web/20060113021847/http://www.virginelectronics.com/faq-player_5gb.htm]）
• [http://www.msi.com.tw/program/support/download/dld/spt_dld_detail.php?UID=622&kind=6 MSI Megaplayer 540]，固件system/pp5020.mi4包含"PP5020AF..." 一行；在德國由ALDI以Medion MD81034的名字發售。

PortalPlayer 5022
[https://web.archive.org/web/20061114012208/http://www.portalplayer.com/products/documents/5022_Brief_Mar05.pdf PP5022規格]

由下列裝置使用：
*iPod：第二代iPod Mini與第四代視頻iPod [https://web.archive.org/web/20050830032742/http://www.ipodlinux.org/PP5022] [http://www.rockbox.org/twiki/bin/view/Main/PortalPlayer]

PortalPlayer 5024
[http://www.nvidia.com/page/pp_5024.html PP5024規格]

最新的PortalPlayer 音頻芯片組，用於現時的播放器。

由下列裝置使用：

• Sandisk Sansa e200系列 [https://web.archive.org/web/20070113055028/http://www.anythingbutipod.com/archives/2006/03/sandisk-sansa-e200-series-review.php]

參考文獻