Crs - Signal Processor Board - GE Voluson 730Pro Service Manual

GE H - K
EALTHCARE RETZTECHNIK
D , R
IRECTION EVISION
5-4-1-7

CRS - Signal Processor Board

A.) MID-Processor:
1.) For B, C, D modes:
-
-
-
-
-
2.) For B mode only:
-
-
-
-
-
-
-
B.) System Control:
-
-
-
-
-
-
-
C.) Doppler + CFM:
1.) CFM-processing:
-
2.) Doppler-Processing:
-
3.) Beamformer- Configuration-Data:
-
-
-
D.) Motor Control:
-
-
-
-
5-4-1-8 CPP- Power Supply Secondary Board + Motor Power stage
used for Supply of both FrontEnd and BackEnd DC-DC-Converter:
59VDC to following output voltages:
+ 3.3V, +/-5V, +12V, +/-15V,
5-24
DRAFT (A
Multi Beam-DeInterleave
Subtraction Filter (for THI)
Digital TGC, DC-Cancelling
Mixer with NCO
FIR-Low Pass
Magnitude Calculator
Logarithmic Amplifier
Resample
Edge Enhance
Line Filter
Blending
Frame Filter
Clock Oscillator (60MHz)
PRF (Pulse Repetition Frequency) Generator
Beamformer Configuration:
Tx (transmitting Frequency, TxRx (transmitting/receiving) Focus timing
TxRx (transmitting/receiving) Apodization
Line number (lateral Position)
contains TX-Power-DAC
Color-Doppler shot lines transfer to CKV
DSP, Audio DAC
"EH_DATA"(16)
"EH_ADR"(8)
B-Mode-Data
Master of Control of 3D-Sweep
Drives Motor via SIN-COS
Triggers Frame-start on CPR (Beamformer)
Triggers Write-Logic on CKV (DMA-Controller)
Section 5-4 - FrontEnd Processor
28, 2008)
PRIL
V ® 730P / P
OLUSON RO RO
S
ERVICE
V (BT03)
M
ANUAL