en tech compariosn_hdbaset automotive
TRANSCRIPT
2
Comparison between HDBaseT ,Ethernet AVB and
LVDS
Cable Standard NetworkTransmission
Rate
ETHERNET
AVB
LVDS
(3.75G/1M
Asymmetric)
(100M/1000M
Full Duplex)
(6G/6G, 6G/1G
Symmetric &
Asymmetric )
Standard
OSI
Reference
Layer
No Standard
IEEE802.3
Ethernet
HDBaseT
&
IEEE1911
N/A
UTP
STP, Coax
UTP
Standard IF;
HDMI
Ethernet
USB2.0
PoE
SPI,I2C,I2S
Ir
Standard IF;
HDMI
Ethernet
USB2.0
PoE
SPI,I2C,I2S
Ir
I/F
LVDS(SER/DES)
Plug
& Play
Yes
Yes
Need to
reconfigure
each link
Latency System Cost
10 u sec
100m sec
+
Overheade.g. Comp
Decomp
10u sec
SOC &SW develop
Shielded cable
UTP
Method
PAM5
&
Coding
Spread
Spectrum
&
Clock
Recovery
Clock Recovery
＆＆＆＆
PAM16+Coding
&
DSP
Low PSD
PSD=Power Spectral Density
Standard
OSI
Reference
Layer