Functional Description; Vega; Introduction - Panasonic G600 Technical Manual
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- Service manual (116 pages) ,
- Service manual (113 pages) ,
- Service manual (108 pages)
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8
VEGA
8.1
Introduction
VEGA contains the interface circuits to the Audio, RF and auxiliary analogue functions for the baseband circuit.
8.2
Functional Description
Figure 1: VEGA Block Diagram
8.2.1 Uplink I and Q
VEGA performs GMSK modulation on .dData samples received form GEMINI at 270Kbits per second
Timing interface
Din
270 Khz
Figure 2: Functional structure of the baseband uplink path
MCUK980101G8
Technical Guide
http://cxema.ru
TIMING
Burst Timing
Burst
control
Register
Differential
Gaussian
Encoder
Filter
Power
Ramp-up
Register
Shaper
JTAG
10 bit
DAC
SP INTERFACE
Offset
Register
Cosine
Table
Integrator
phase(i) 16 *270 Khz
sine
Table
Offset
Register
To Power
control DAC
Section 8
8 - 1
600-0801
Low Pass
8 bit DAC
Filter
Low Pass
8 bit DAC
Filter
600-0802
VEGA
ULIP
ULIN
ULQP
ULQN
Issue 1
Revision 0
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