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Mobile phone chip does HD video
Feb. 11, 2008

Nvidia says it is sampling an applications processor for Windows Mobile smartphones that can capture HD video, and play it back for 10 hours. The APX 2500 is based on an ARM 11 core, handles 720p (1280 x 720) video, and supports HDMI output, Nvidia says.

(Click here for a larger view of Nvidia's APX 2500)

Nvidia provided no packaging information for the APX 2500 and said only that "specifications could vary by motherboard manufacturer." However, the system-on-chip (SoC) will apparently be offered as part of a development platform (below) that also includes components from Atheros, Infineon, NXP, and Wolfson, among other companies.


Nvidia's APX 2500 development platform has an HDMI port
(Click either view to enlarge)


The APX 2500 runs Windows Mobile directly on an ARM11-based core. The core is said to support ARM's "MPCore" interconnect technology for multi-core designs. The chip supports low-power DDR RAM, and has both NOR and NAND flash support, Nvidia said.

The processor's graphics capabilities are what make it distinctive. This is the industry's first processor for handheld devices that can play back or capture 720p HD video, according to Nividia. It encodes 720p H.264 and MPEG-4, and plays back those formats along with VC-1/WMV9 video streams.

In addition, the device's ULP GeForce core is the "lowest-power 3D hardware solution available," according to Nvidia. The core has the following touted features and benefits:Nvidia says devices built using the APX 2500 can have cameras up to 12 megapixels, and can also connect to external LCD or CRT displays, with resolution up to SXGA (1280 x 1024 pixels). TV output supports composite, S-video, and HDMI connectors, with resolution up to 1280 x 720.

Nvidia says it will partner with a variety of vendors to integrate the APX 2500 into a Windows Mobile-based development platform. The platform will apparently be the first smartphone to feature an HDMI port for video output. The platform will incorporate Atheros' ROCm wireless networking, Infineon's XMM 6080 HSDPA modem technology, NXP's PCF50626 power management unit, and Wolfson's WM8753 audio codec, according to Nvidia.

In 2006, Nvidia announced an earlier development kit for Windows Mobile phones, the MobileMedia Platform. This became the basis of an unusual hard-drive equipped phone from Samsung, the SGH i310. More recently, I-Mate adopted Nvidia's GoForce 5500 graphics processing unit on its Ultimate 6150 and 8150 phones, giving them the unusual capability of connecting to external XGA (1024 x 768) monitors.

Availability

Nvidia says the APX 2500 applications processor "is sampling today with key customers and will enter into full production by the end of Q2 2008." No separate information was provided on the development kit.



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