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High-Power 7.1-ChannelA/V Control Receiverseivers
Design Concepts
DCDi by FAROUDJA
HDMI
1 High-QualityPictures
HDMI --The Next-GenerationDigital Interface
Industry-Supported,Digital Audio/Video Interface
HDMI High-DefinitionMultimedia Interface --An
Developed for Next-GenerationHome AV Devices
Its remarkable benefits include
Display
Single-CableConnections
Receiver
Display
Display
DVD/VDR/D-VHS/STB
HDMI
FAROUDJA
Display
DVD/VDR/D-VHS/STB
HDMI
480i/p, 720p
3D Noise Reduction
3D Deinterlacer
3D Cross Color
Fleshtone Adaptive
3D Deinterlacer
EffectEffectExamplesExamples11
Jagged Edges on Diagonal Lines
Cross-ColorSuppression
Fleshtone Adaptive Noise Reduction
EffectEffectExamplesExamples22
USB Connection
Wireless USB Connection
Transmission of Stereo Audio Signals from PC
Superior Sound Quality Matching CD/DVD
Note PC or Desk-TopPC
USB Connection
Auto Scan
User ID Learning Function
Transmitter
Channel Key ID Key
Wifi/802.11b
Bluetooth
Delay Time
Feature
Note PC or Desk-TopPC
USB Connection
P.E.M. D.D. Converter
CC Converter
for MP3, WMA, etc
for CDs, DVDs, etc
BackgroundBackground
24-bit
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Process of Playing Digital Music
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A/D and D/A Conversion in Amplitude Domain
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A/D and D/A Conversion in Frequency Domain
CCCCConverterConverter
CC Converter Block Diagram
Hi-bitExpansion Processing
BitBitExpansionExpansionSectionSection
RangeRangeExpansionExpansionSectionSection
Range Expansion Block Diagram
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CC Converter
LINEAR MODE for CDs, DVDs, etc Level dB
Expansion ON Expansion OFF
Frequency kHz
COMPRESSION MODEE for MP3, WMA, etc
P.E.M. D.D. Converter
D.D. Converter
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Also applies to RX-D401
Noise Shaping Response Theoretical
Noise Shaping Response/Noise Spectrum
Noise Spectrum
P.E.M. D.D. Converter
DVD Audio IN
AnalogAnalog ININ
P.E.M. D.D. Converter
Digital IN
Analog ININ
Digital IN
DVD Audio IN
L/RL/R
JVC exclusive DSP
JVC exclusive DSP
Features
Advantages
5.1-channelPlayback
JVC’sJVC’sDSPDSP
Stereo Playback 7-ChannelDAP Playback
Front
Rear
Early Reflections
Impulse Response
Reverberations
Time Series Analysis of Simulated Hall Acoustics
THEATER
DAPDAPModesModes11
THEATER
LIVE CLUB
JVC exclusive DSP
DAPDAPModesModes22
DAP Modes for RX-D702/D402/D401
Level: ±8dB, 2dB steps
OUTOUT
3D3DHeadphoneHeadphone
Processing
Midnight Mode
MidnightMidnightModeMode
High
CenterCenter--ChannelChannelAlignmentAlignment
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SmartSmartSurroundSurroundSetupSetup
5 Hybrid Feedback Digital Amplifier
Hybrid Feedback Digital Amplifierplifier
Hybrid Feedback Digital Amplifierplifier VerVer..
Generation of PWM Signals
Background --What is PWM?
Heat Generation
PWM Pulse Width Modulation
Error & Distortion
IN +
Hybrid Feedback Digital Amplifier
the precision of PWM signal generation
Digital feedback --for significantly improving
Double analog feedback ensures
Hybrid Feedback Digital Amplifier Ver.
even lower distortion
Driver
JCV8015
Phase Shift Master Clock
Hybrid Feedback Digital Amplifier Ver.
IN +
+ Power Supply
Low-VoltagePower Supply
Power Supply
Hybrid Feedback Digital Amplifier Ver.
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One-ChipSolution with JCV8015
R-ch
L-ch
L-chout
Symmetrical Layout
High-PrecisionPWM Modulator
Ultra-High-Speed Comparator Input Audio Signals
Synchronization by an External Clock
JCV8015 Benefits 2 --PWM Modulator/External Clock
2.5VRegulator
Improved Sound Quality
noise interference to analog GND
IRFB4212
2SK3770-01MR
IRS20124
ETQA15
Comparison of Speaker Driveability
RX-D702 Non-FeedbackAmp
0.004%
0.001 0.01 0.1 1 10 Output Power W /6Ω
Non-FeedbackAmp
0.01Hybrid Feedback Digital Amp RX-D702
OSDOSDSuperimposedSuperimposedononScreenScreen58
Supplementary Information
Rear Panel
Rear Panel
OSD Superimposed on Screen
Setup processes --superimposed on your
The RX-D702displays a wide range of
information --including the Smart Surround
Product Highlights
Basic Features
RX-D702BControl Receiver
Product Highlights
Basic Features
RX-D402BControl Receiver
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For RX-D702B
For RX-D402B/RX-D401S
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RX-D702B RX-D402B/RX-D401S
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