GDC21D401B 데이터 시트보기 (PDF) - Hyundai Micro Electronics

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GDC21D401B

Video Decoder

Hyundai Micro Electronics 

4. Block Diagram

GDC21D401B

27 MHz System Clock

Display Sync

I 2C I/F

Video

Bitstream

Video

Bitstream

Pre-

decoder

FIFO

STC

DTS check

Decoding

Controller

Sequence

Parcer

FIFO

IDCT

Coefficient

Decoder

Quantization

Matrix

IDCT

coefficients

IIQQ

&&

BBuuffffeerr

Macroblock

Parameter

Decoder

MB

parameters

MB

Decoding

Controller

Max.200 M sample/sec

High-Speed IDCT

32

IIDDCCTT

Predictor

FIFO

Decoded

MB Data

Display

Processor

Control

32

Data

Window

Motion

Vector

Decoder

MB

Motion

Vector

MV

Processor

64

Internal Data Bus

SDRAM

Controller

Half- pel

Predictor

FIFO

Figure 2. MPEG-2 MP@HL Video Decoder Block Diagram

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