For the Inventor, By the Inventor

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Camarillo, CA, United States of America

Spatial Digital Systems, Inc.

USPTO Granted Patents = 97

EPO Patents = 2

Forward Citations = 533

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13 inventors (with patents filed for the assignee):

Donald C D Chang (87 out of 169 patents)

Juo-Yu Lee (30 out of 33 patents)

Steve K Chen (22 out of 34 patents)

4. Tzer-Hso Lin (11 out of 13 patents)

5. Donald Chin-Dong Chang (7 out of 7 patents)

6. Yuanchang Liu (6 out of 8 patents)

7. Yulan Sun (4 out of 5 patents)

8. Eric Hu (3 out of 3 patents)

9. Michael T H Lin (3 out of 3 patents)

10. Donald Cd Chang (3 out of 4 patents)

11. Frank Lu (3 out of 4 patents)

12. Jeffrey Chijieh Chang (3 out of 3 patents)

13. Michael T S Lin (1 out of 1 patent)

Core Competencies:

Remote Wiping

Acoustic Quiet Zone

MIMO Systems

Wavefront Multiplexing

Multibeam VSAT

Digital Beam Forming

Antenna Radiation Optimization

Cloud Data Storage

Surveillance Systems

UAV Cooperation

Signal Processing

Polarization Diversity

97 patents: Sort by Forward Citations

1. 11914539 - Remote wiping for data transport, storage and retrieval (2024-02-27),

2. 11887575 - Generating acoustic quiet zone by noise injection techniques (2024-01-30),

3. 11831363 - MIMO systems with active scatters and their performance evaluation (2023-11-28),

4. 11782945 - Wavefront muxing and demuxing for cloud data storage and transport (2023-10-10),

5. 11770181 - Multibeam VSAT for cluster of slightly inclined GSO satellites (2023-09-26),

6. 11677725 - Enveloping for multilink communications (2023-06-13),

7. 11599492 - Remote wiping for data transport, storage and retrieval (2023-03-07),

8. 11552699 - Ground terminals via remote digital-beam-forming networks for satellites in non-geostationary orbit (2023-01-10),

9. 11381302 - Multibeam VSAT for cluster of slightly inclined GSO satellites (2022-07-05),

10. 11368195 - Active scattering for bandwith enhanced MIMO (2022-06-21),

11. 10911121 - Multi-user MIMO via active scattering platforms (2021-02-02),

12. 10904334 - Cloud data storage via cascaded K-muxing (2021-01-26),

13. 10903565 - Architectures and methods for novel antenna radiation optimization via feed repositioning (2021-01-26),

14. 10892819 - Multi-channel communications system using mobile airborne platforms (2021-01-12),

15. 10637605 - Composite data transport and storage via wavefront multiplexing (2020-04-28),

Spatial Digital Systems, Inc. is a technology company specializing in digital mapping and spatial data solutions. They provide innovative software and hardware solutions to capture, analyze, and visualize geospatial data. With expertise in GIS (Geographic Information System) technology, their team helps businesses and organizations make informed decisions based on spatial data insights. Visit their website for more information about their products and services.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

97 Patents

#3 in Camarillo, CA

#892 in California

#3,766 in US

#7,789 in the World

Camarillo, CA, United States of America

Spatial Digital Systems, Inc.

Forward Citations = 533

13 inventors:

Donald C D Chang (87 out of 169 patents)

Juo-Yu Lee (30 out of 33 patents)

Steve K Chen (22 out of 34 patents)

4. Tzer-Hso Lin (11 out of 13 patents)

5. Donald Chin-Dong Chang (7 out of 7 patents)

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