solid state laser detection and ranging - hkstp · solid state laser detection and ranging shenzhen...
TRANSCRIPT
Solid state laser
detection and ranging
Shenzhen Litra Technology Co. Ltd.
As a startup company… …
www.litratech.com
LiDAR
Since June 2014~
Water quality monitoring
Do the right things
right at the right time
in the right place
Light Detection and Ranging
www.litratech.com
NATURE PHOTONICS, VOL 4, P. 429 “LIDAR: Mapping the world in 3D”
LiDAR & Solid state LiDAR
www.litratech.com
Velodyne
HDL-64E
Quanergy
S3 MCM
Radar
LiDAR
Solid state v.s. Traditional LiDAR
www.litratech.com
Velodyne IBEO
SICK
Quanergy
Maptek I-Site 8810
Expensive,
Large,
Heavy,
High Power.
Low Cost,
Compact,
Lightweight,
Low Power.
Velodyne
Relatively low Cost,
Relatively compact,
Relatively lightweight,
Relatively low Power.
MIT
The future is already coming:
Ubiquitous LiDAR
www.litratech.com
Smart City
Industrial Military Entertainment
Smart home
UAV
ADAS & Autonomous
Vehicles Robotics
Smart City & Autonomous Vehicles
www.litratech.com
From Leica
Smart Parking
Smart transportation
Mapping and Urban Planning
SZ Yee Fung Tech
Why LiDAR?
www.litratech.com
LiDAR Microwave mm wave Visual
Detection Range
+++ +++ +++ -
Accuracy +++ - + +
Environmental adaptability
+ +++ ++ -
Night time +++ +++ +++ -
Obj. Rec. +++ - + +++ @short range
Field of View (FOV)
+++ ++ ++ +
Anti-EMI +++ - + +
Maturity + +++ ++ +
Pulse Time of Fight (ToF)
www.litratech.com
A T
Pulser
Data acquisition and control
timestamp
Stop Start
TDC
ɵlaser
ɵdet
Scanning Mechanism
www.litratech.com *Images from Internet
Spin Motor Scanning mirror MEMS mirror Optical Phased
Array (OPA)
On-chip LiDAR & OPA:
Time to step out of the lab
www.litratech.com
MIT Michael R. Watts Group
Quanergy System, Inc.
Harald Giessen’s Group, University of Stuttgart
Capasso’s group at Harvard SEAS
LitraTech Technological Roadmap
www.litratech.com
Gen#1
Gen#2
Gen#3
??!!
Single channel
Mechanical
scanner
360o scan angle
Indoor/outdoor
Short/long range
FOV 100o*70o
Electrically
controlled scanner
Outdoor
Long range
(100m+)
All solid state
On-chip OPA
scanner
Outdoor
Long range
(100m+)
1st Gen: Single-channel 360o Scanning LiDAR
Cover
Mount
T/R module
with PCB
Sensor housing
Encoder
Slip ring
Motor Control PCB
Insulator
Base
LitraTech
Coming on this Oct.
2nd Gen: Electrically controlled LiDAR
www.litratech.com
T R Coming within this year
*Image from internet
We are looking for you
www.litratech.com
Partners
Business partners;
Technology input/collaboration
Capital.
