system modelling considerations for a successful a-phy
TRANSCRIPT
1 | © 2021 MIPI Alliance, Inc.
System Modelling Considerations for a Successful
A-PHY Implementation
Raj Kumar NagpalCo-Chair, MIPI A-PHY Working Group
Synopsys
2 | © 2021 MIPI Alliance, Inc.
A-PHY Profile 1 Architecture
3 | © 2021 MIPI Alliance, Inc.
Profile 1 ADS model
4 | © 2021 MIPI Alliance, Inc.
5 | © 2021 MIPI Alliance, Inc.
6 | © 2021 MIPI Alliance, Inc.
7 | © 2021 MIPI Alliance, Inc.
8 | © 2021 MIPI Alliance, Inc.
A-PHY Profile 2 Architecture
9 | © 2021 MIPI Alliance, Inc.
G5: sC16, 500mVpp Downlink, Time Domain Simulation
Slicer Decisions
Local Uplink100MSPS TX,
PRBS, 8B10B NRZ
IL ImpulseCoax, Ref chan 1 IL +
Equalizer & NBIC
Tap FFE + Tap DFE
SlicerRX AFE Model
Receiver Noise(AWGN)
TX“Aggressor Envelope”
XTalkNormalized
ShapingCar Env Noise
(AWGN)
Receiver’s Input Referred Noise
NBI Generator
Performance Target SER
ToLGenerator
PoC Ripple Generator
TX, PRBS, sC16
AFE Replica Echo Cancel
Model
Gaussian Jitter
10 | © 2021 MIPI Alliance, Inc.
11 | © 2021 MIPI Alliance, Inc.
12 | © 2021 MIPI Alliance, Inc.