Country
Full text data for US,EP,CN
Type
Legal Validity
Legal Status
Filing Date
Publication Date
Inventor
Assignee
Click to expand
IPC(Section)
IPC(Class)
IPC(Subclass)
IPC(Group)
IPC(Subgroup)
Agent
Agency
Claims Number
Figures Number
Citation Number of Times
Assignee Number
No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
Application Number Application Number Filing Date Filing Date
Inventor Inventor Assignee Assignee IPC IPC
1 US10641873B2
Method and apparatus for an adaptive ladar receiver
Publication/Patent Number: US10641873B2 Publication Date: 2020-05-05 Application Number: 15/935,720 Filing Date: 2018-03-26 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Cook, David   Assignee: AEYE, INC.   IPC: G01S7/486 Abstract: Disclosed herein are various embodiments of an adaptive ladar receiver and associated method whereby the active pixels in a photodetector array used for reception of ladar pulse returns can be adaptively controlled based at least in part on where the ladar pulses were targeted. Additional embodiments disclose improved imaging optics for use by the receiver and further adaptive control techniques for selecting which pixels of the photodetector array are used for sensing incident light. Disclosed herein are various embodiments of an adaptive ladar receiver and associated method whereby the active pixels in a photodetector array used for reception of ladar pulse returns can be adaptively controlled based at least in part on where the ladar pulses were targeted ...More Less
2 US10641872B2
Ladar receiver with advanced optics
Publication/Patent Number: US10641872B2 Publication Date: 2020-05-05 Application Number: 15/430,200 Filing Date: 2017-02-10 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Cook, David   Assignee: AEYE, INC.   IPC: G01S7/481 Abstract: Disclosed herein are various embodiment of an adaptive ladar receiver and associated method whereby the active pixels in a photodetector array used for reception of ladar pulse returns can be adaptively controlled based at least in part on where the ladar pulses were targeted. Additional embodiments disclose improved imaging optics for use by the receiver and further adaptive control techniques for selecting which pixels of the photodetector array are used for sensing incident light. Disclosed herein are various embodiment of an adaptive ladar receiver and associated method whereby the active pixels in a photodetector array used for reception of ladar pulse returns can be adaptively controlled based at least in part on where the ladar pulses were targeted ...More Less
3 US2020225324A1
Adaptive Ladar Receiver Control Using Spatial Index of Prior Ladar Return Data
Publication/Patent Number: US2020225324A1 Publication Date: 2020-07-16 Application Number: 16/356,079 Filing Date: 2019-03-18 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Presutti, Federico   Benscoter, Joel David   Assignee: AEYE, Inc.   IPC: G01S7/48 Abstract: Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return data pertain. This spatial index can then be accessed by a processor to retrieve ladar return data for locations in the coordinate space that are near a range point to be targeted by the ladar system with a new ladar pulse shot. This nearby prior ladar return data can then be analyzed by the ladar system to help define a control parameter for use by the ladar receiver with respect to the new ladar pulse shot. Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return ...More Less
4 US10670718B1
System and method for synthetically filling ladar frames based on prior ladar return data
Publication/Patent Number: US10670718B1 Publication Date: 2020-06-02 Application Number: 16/356,116 Filing Date: 2019-03-18 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Presutti, Federico   Benscoter, Joel David   Assignee: AEYE, INC.   IPC: G01S17/00 Abstract: Systems and methods are disclosed where a ladar system synthetically fills a ladar frame. A ladar transmitter can employ compressive sensing to interrogate a subset of range points in a field of view. Returns from this subset of range points correspond to a sparse ladar frame, and interpolation can be performed on these returns to synthetically fill the ladar frame. Systems and methods are disclosed where a ladar system synthetically fills a ladar frame. A ladar transmitter can employ compressive sensing to interrogate a subset of range points in a field of view. Returns from this subset of range points correspond to a sparse ladar frame ...More Less
5 US2020132818A1
ADAPTIVE CONTROL OF LADAR SYSTEMS USING SPATIAL INDEX OF PRIOR LADAR RETURN DATA
Publication/Patent Number: US2020132818A1 Publication Date: 2020-04-30 Application Number: 16/356,046 Filing Date: 2019-03-18 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Presutti, Federico   Benscoter, Joel David   Assignee: AEYE, Inc.   IPC: G01S7/4863 Abstract: Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return data pertain. This spatial index can then be accessed by a processor to retrieve ladar return data for locations in the coordinate space that are near a range point to be targeted by the ladar system with a new ladar pulse shot. This nearby prior ladar return data can then be analyzed by the ladar system to help define a parameter value for use by the ladar system with respect to the new ladar pulse shot. Examples of such adaptively controlled parameter values can include shot energy, receiver parameters, shot selection, camera settings, and others. Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return ...More Less
6 US2020209400A1
Adaptive Control of Ladar Shot Energy Using Spatial Index of Prior Ladar Return Data
Publication/Patent Number: US2020209400A1 Publication Date: 2020-07-02 Application Number: 16/356,061 Filing Date: 2019-03-18 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Presutti, Federico   Benscoter, Joel David   Assignee: AEYE, Inc.   IPC: G01S17/89 Abstract: Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return data pertain. This spatial index can then be accessed by a processor to retrieve ladar return data for locations in the coordinate space that are near a range point to be targeted by the ladar system with a new ladar pulse shot. This nearby prior ladar return data can then be analyzed by the ladar system to help define a shot energy for use by the ladar system with respect to the new ladar pulse shot. Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return ...More Less
7 US10656277B1
Adaptive control of ladar system camera using spatial index of prior ladar return data
Publication/Patent Number: US10656277B1 Publication Date: 2020-05-19 Application Number: 16/356,101 Filing Date: 2019-03-18 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Presutti, Federico   Benscoter, Joel David   Assignee: AEYE, INC.   IPC: G01S17/89 Abstract: Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return data pertain. This spatial index can then be accessed by a processor to retrieve ladar return data for locations in the coordinate space that are near a range point to be targeted by the ladar system with a new ladar pulse shot. This nearby prior ladar return data can then be analyzed by the ladar system to help define a control setting for use by a ladar system camera. Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return ...More Less
8 US10656252B1
Adaptive control of Ladar systems using spatial index of prior Ladar return data
Publication/Patent Number: US10656252B1 Publication Date: 2020-05-19 Application Number: 16/356,046 Filing Date: 2019-03-18 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Presutti, Federico   Benscoter, Joel David   Assignee: AEYE, INC.   IPC: G01C3/08 Abstract: Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return data pertain. This spatial index can then be accessed by a processor to retrieve ladar return data for locations in the coordinate space that are near a range point to be targeted by the ladar system with a new ladar pulse shot. This nearby prior ladar return data can then be analyzed by the ladar system to help define a parameter value for use by the ladar system with respect to the new ladar pulse shot. Examples of such adaptively controlled parameter values can include shot energy, receiver parameters, shot selection, camera settings, and others. Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return ...More Less
9 US10598788B1
Adaptive control of Ladar shot selection using spatial index of prior Ladar return data
Publication/Patent Number: US10598788B1 Publication Date: 2020-03-24 Application Number: 16/356,089 Filing Date: 2019-03-18 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Presutti, Federico   Benscoter, Joel David   Assignee: AEYE, INC.   IPC: G01S17/89 Abstract: Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return data pertain. This spatial index can then be accessed by a processor to retrieve ladar return data for locations in the coordinate space that are near a range point to be targeted by the ladar system with a new ladar pulse shot. This nearby prior ladar return data can then be analyzed by the ladar system to help adapt a shot selection for use by the ladar system with respect to new ladar pulse shots. Disclosed herein are examples of ladar systems and methods where data about a plurality of ladar returns from prior ladar pulse shots gets stored in a spatial index that associates ladar return data with corresponding locations in a coordinate space to which the ladar return ...More Less
10 US2020200878A1
System and Method for Synthetically Filling Ladar Frames Based on Prior Ladar Return Data
Publication/Patent Number: US2020200878A1 Publication Date: 2020-06-25 Application Number: 16/356,116 Filing Date: 2019-03-18 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Presutti, Federico   Benscoter, Joel David   Assignee: AEYE, Inc.   IPC: G01S7/481 Abstract: Systems and methods are disclosed where a ladar system synthetically fills a ladar frame. A ladar transmitter can employ compressive sensing to interrogate a subset of range points in a field of view. Returns from this subset of range points correspond to a sparse ladar frame, and interpolation can be performed on these returns to synthetically fill the ladar frame. Systems and methods are disclosed where a ladar system synthetically fills a ladar frame. A ladar transmitter can employ compressive sensing to interrogate a subset of range points in a field of view. Returns from this subset of range points correspond to a sparse ladar frame ...More Less
11 US2020025886A1
Ladar Receiver with Co-Bore Sited Camera
Publication/Patent Number: US2020025886A1 Publication Date: 2020-01-23 Application Number: 16/106,374 Filing Date: 2018-08-21 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Benscoter, Joel David   Greene, Jordan Spencer   Assignee: AEYE, Inc.   IPC: G01S7/481 Abstract: Disclosed herein is a ladar system that includes a ladar transmitter, ladar receiver, and camera, where the camera that is co-bore sited with the ladar receiver, the camera configured to generate image data corresponding to a field of view for the ladar receiver. In an example embodiment, a mirror can be included in the optical path between a lens and photodetector in the ladar receiver, where the mirror (1) directs light within the light from the lens that corresponds to a first light spectrum in a first direction for reception by the camera and (2) directs light within the light from the lens that corresponds to a second light spectrum in a second direction for reception by the photodetector, wherein the second light spectrum includes ladar pulse reflections for processing by the ladar system. Disclosed herein is a ladar system that includes a ladar transmitter, ladar receiver, and camera, where the camera that is co-bore sited with the ladar receiver, the camera configured to generate image data corresponding to a field of view for the ladar receiver. In an example ...More Less
12 EP3682308A2
INTELLIGENT LADAR SYSTEM WITH LOW LATENCY MOTION PLANNING UPDATES
Publication/Patent Number: EP3682308A2 Publication Date: 2020-07-22 Application Number: 18918225.6 Filing Date: 2018-08-21 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Benscoter, Joel David   Greene, Jordan Spencer   Assignee: AEYE, INC.   IPC: G05D1/02
13 US10641900B2
Low latency intra-frame motion estimation based on clusters of ladar pulses
Publication/Patent Number: US10641900B2 Publication Date: 2020-05-05 Application Number: 16/106,406 Filing Date: 2018-08-21 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Benscoter, Joel David   Greene, Jordan Spencer   Assignee: AEYE, INC.   IPC: G01S17/931 Abstract: A ladar system can estimate intra-frame motion for an object within a field of view of the ladar system using a tight cluster of ladar pulses. For example, ladar pulses in a cluster can be spaced apart but overlapping with at least one of the other ladar pulses in that cluster at a specified distance in the field of view. A ladar receiver can then process the reflections from the cluster to computer intra-frame motion data, such as intra-frame velocity and intra-frame acceleration for an object. A ladar system can estimate intra-frame motion for an object within a field of view of the ladar system using a tight cluster of ladar pulses. For example, ladar pulses in a cluster can be spaced apart but overlapping with at least one of the other ladar pulses in that cluster ...More Less
14 US2020025887A1
Ladar System with Intelligent Selection of Shot List Frames Based on Field of View Data
Publication/Patent Number: US2020025887A1 Publication Date: 2020-01-23 Application Number: 16/106,441 Filing Date: 2018-08-21 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Benscoter, Joel David   Greene, Jordan Spencer   Assignee: AEYE, Inc.   IPC: G01S7/481 Abstract: A ladar transmitter that transmits ladar pulses toward a plurality of range points in a field of view can be controlled to target range points based on any of a plurality of defined shot list frames. Each defined shot list frame can identify various coordinates in the field of view that are to be targeted by a ladar pulses for a given ladar frame. A processor can process data about the field of view such as range data and/or camera data to make selections as to which of the defined shot list frames should be selected for a given frame of ladar data. A ladar transmitter that transmits ladar pulses toward a plurality of range points in a field of view can be controlled to target range points based on any of a plurality of defined shot list frames. Each defined shot list frame can identify various coordinates in the field of ...More Less
15 US10642029B2
Ladar transmitter with ellipsoidal reimager
Publication/Patent Number: US10642029B2 Publication Date: 2020-05-05 Application Number: 16/051,707 Filing Date: 2018-08-01 Inventor: Dussan, Luis Carlos   Demmer, David R.   Stockton, John   Steinhardt, Allan   Cook, David   Assignee: AEYE, INC.   IPC: G02B26/10 Abstract: Disclosed herein is a compact beam scanner assembly that includes an ellipsoidal reimaging mirror.
16 US10663596B2
Ladar receiver with co-bore sited camera
Publication/Patent Number: US10663596B2 Publication Date: 2020-05-26 Application Number: 16/106,374 Filing Date: 2018-08-21 Inventor: Dussan, Luis Carlos   Steinhardt, Allan   Benscoter, Joel David   Greene, Jordan Spencer   Assignee: AEYE, INC.   IPC: G01C3/08 Abstract: Disclosed herein is a ladar system that includes a ladar transmitter, ladar receiver, and camera, where the camera that is co-bore sited with the ladar receiver, the camera configured to generate image data corresponding to a field of view for the ladar receiver. In an example embodiment, a mirror can be included in the optical path between a lens and photodetector in the ladar receiver, where the mirror (1) directs light within the light from the lens that corresponds to a first light spectrum in a first direction for reception by the camera and (2) directs light within the light from the lens that corresponds to a second light spectrum in a second direction for reception by the photodetector, wherein the second light spectrum includes ladar pulse reflections for processing by the ladar system. Disclosed herein is a ladar system that includes a ladar transmitter, ladar receiver, and camera, where the camera that is co-bore sited with the ladar receiver, the camera configured to generate image data corresponding to a field of view for the ladar receiver. In an example ...More Less