Title:
LIGHT EMITTING MODULE, LIGHT EMITTING UNIT, LIGHT SIGNAL DETECTION MODULE, OPTICAL SYSTEM AND LASER RADAR SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/237911
Kind Code:
A1
Abstract:
Provided are a light emitting module, a light signal detection unit, an optical system and a laser radar system. The light emitting module comprises: a high frequency modulation signal output unit (10), which is configured to output at least two preset high-frequency modulation signals with different frequencies; a laser emitting unit (20), which is connected with the high frequency modulation signal output unit (10), and is configured to emit at least two laser beams with different frequencies after being respectively modulated by at least two preset high frequency modulation signals with different frequencies; a reference signal emitting unit (30), which is connected with the high frequency modulation signal output unit (10), and is configured to emit at least two reference signals with different frequencies after being respectively modulated by at least two preset high frequency modulation signals with different frequencies.
Inventors:
HU XIAOBO (CN)
LIU SUNGUANG (CN)
LIU YING (CN)
LIU SUNGUANG (CN)
LIU YING (CN)
Application Number:
PCT/CN2019/088567
Publication Date:
December 19, 2019
Filing Date:
May 27, 2019
Export Citation:
Assignee:
LEISHEN INTELLIGENT SYSTEM CO LTD (CN)
International Classes:
G01S7/4861; G01S7/4911; G01S7/4912; G01S7/4915; G01S17/10
Domestic Patent References:
| WO2016043036A1 | 2016-03-24 |
Foreign References:
| CN108828615A | 2018-11-16 | |||
| CN208421237U | 2019-01-22 | |||
| CN106559142A | 2017-04-05 | |||
| CN107515405A | 2017-12-26 | |||
| CN107015232A | 2017-08-04 | |||
| US5500762A | 1996-03-19 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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