Philips LC4.3E Service Manual page 84

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EN 84 9. LC4.3E AB
9.12.2 Diagram K6, TDA10046 (IC7600)
Block Diagram
ANALOG
VIM
A
10
D
VIP
C
Fsamp
SACLK
PLL
XIN
O
S
XOUT
C
SCL_TUN
SDA_TUN
SCL
I2C
SDA
spare inputs
Interface
SADDR(1:0)
∆Σ
GPIO(3:0) ∆Σ
∆Σ
MPEG-TS
MPEG2
(parallel)
Output
Interface
MPEG-TS
(serial)
Circuit Descriptions, Abbreviation List, and IC Data Sheets
AGC_TUN
Dual AGC
Carrier Time
Recovery Recovery
Frequency, Time, Frame Recovery
∆Σ
Descrambler RS decoder
CPT_UNCOR
Figure 9-3 Internal blockdiagram TDA10046
AGC_IF
DIGITAL FRONT-END
∆Σ
AND OFDM
∆Σ
DEMODULATION
ACI Digital FFT
Filtering AGC
2K/8K
Coarse
Time
Estimator
DSP CORE
SYNCHRONISATION
FFT Window positioning
TPS decoding
Outer
Viterbi
Forney
Decoder
Deinterleaver
CBER
VBER
CHANNEL DECODER
CHANNEL ESTIMATION
AND CORRECTION
OFDM Spectrum
Dynamic
TimeShift
CPE
calculation
Confidence
Calculation
Confidence
Bit
Demapper
Deinterleaver
Deinterleaver
It`s Free
Partial
Channel
Estimation
Time
Interpolation
Frequency
Interpolation
Channel
Correction
(I,Q)
Inner
Frequency
E_14970_044.eps
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