Catractéristiques du Processeur de la Cable Box HD

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Invité

Catractéristiques du Processeur de la Cable Box HD

Message par Invité » ven. sept. 28, 2007 8:59 pm

1.1 Detailed features list
1.1.1 Processor subsystem
? ST40 32-bit superscaler RISC CPU
– 266 MHz, 2-way set associative 16-Kbyte ICache, 32-Kbyte DCache, MMU
– 5-stage pipeline, delayed branch support
– floating point unit, matrix operation support
– debug port, interrupt controller
1.1.2 Transport subsystem
? TS merger/router
– 2 serial/parallel inputs
– 1 bidirectional interface
– merging of 3 external transport streams
– transport streams from memory support
– NRSS-A module interface
– TS routing for DVB-CI and CableCARD™ modules
? Programmable transport interfaces (PTIs)
– two programmable transport interfaces
– two transport stream demultiplexers: DVB, DIRECTV®, ATSC, ARIB, OpenCable,
DCII
– integrated DES, AES, DVB and Multi2 descramblers
– NDS random access scrambled stream protocol (RASP) compliant
– NDS ICAM CA
– support for VGS, Passage and DVS042 residue handling
1.1.3 Video/graphics subsystem
? Microsoft VC-1 MP@HL (WMV 9) and AP@L3/H.264(MPEG-4 part 10) main and high
profile level 4.1/MPEG-2 MP@HL video decoder
– advanced error concealment and trick mode support
– dual MPEG-2 MP@HL decode
? SD (standard package) or HD/SD (extended package) digital video input
? Displays
– one HD display multi format capable (1080I, 720P, 480P/576P, 480I/576I)
- analog HD output RGB or YPbPr
- HDMI encoded output
– one standard-definition display
- analog SD output: YPbPr or YC and CVBS
? Gamma 2D/3D graphics processor
– triple source 2D gamma blitter engine
– alpha blending and logical operations
– color space and format conversion
Description STi7109
6/9
– fast color fill
– arbitrary resizing with high quality filters
– acceleration of direct drawing by CPU
? Gamma compositor and video processor
– 7-channel mixer for high definition output
– independent 2-channel mixer for SD output
– 3 graphic display planes
– high-quality video scaler
– motion and detail adaptive deinterlacer
– linear resizing and format conversions
– horizontal and vertical filtering
? Copy protection
– HDMI/HDCP copy protection hardware
– SVP compliant
– Macrovision® copy protection for 480I, 480P, 576I, 576P outputs
– DTCP-IP
– AWG-based DCS analog copy protection
1.1.4 Audio subsystem
? Digital audio decoder
– support for all the most popular audio standards including WMA-9, WMA-9 Pro,
MPEG-1 layer I/II, MPEG-2 layer II, MPEG-2 AAC, MPEG-4 AAC LC 2-
channel/5.1 channel MPEG-4 AAC+SBR 2-channel/5.1 channel, Dolby® Digital
EX, Pro Logic® II, MLP™ and DTS®
– PCM mixing with internal or external source and sample rate conversion
– 6- to 2-channel downmixing
– PCM audio input
– independent multichannel PCM output, S/PDIF output and analog output
? Stereo 24-bit audio DAC for analog output
? IEC958/IEC1937 digital audio output
interface (S/PDIF)
? CSS/CPxM copy protection hardware

Cordialement

Pascal

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