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Sunrise, FL, United States of America

Racal Data Communications Inc.

USPTO Granted Patents = 75

Forward Citations = 3,016

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83 inventors (with patents filed for the assignee):

Donald Lee Wray (6 out of 29 patents)

Ming-Luh Kao (6 out of 11 patents)

Rangarajan Srinivasagopalan (6 out of 6 patents)

4. Raul F Fernandez (5 out of 6 patents)

5. William J Miller (5 out of 7 patents)

6. Edward J Sackman, Iii (4 out of 4 patents)

7. Vedavalli G Krishnan (4 out of 6 patents)

8. Philip F Kromer, Iii (4 out of 8 patents)

9. Jay P Jayapalan (4 out of 4 patents)

10. Norman J Donaghue, Jr (3 out of 8 patents)

11. Nandakishore A Albal (3 out of 3 patents)

12. Charles R Baugh (3 out of 3 patents)

13. Zheng F Huang (3 out of 3 patents)

14. Aldo A Martinez (3 out of 3 patents)

15. Stephen J Winter (2 out of 5 patents)

Core Competencies:

Echo Cancellation

Modem Technology

Data Transmission

Network Management

Digital Voice Compression

High Speed Modem

Packet Switching

Key Management

Frequency Offset Estimation

Sampling Clock Synchronization

Adaptive Equalization

Digital Video Sync

75 patents: Sort by Forward Citations

1. 5177739 - Multiport - multipoint digital data service (1993-01-05),

2. 5159685 - Expert system for communications network (1992-10-27),

3. 5127036 - Fifty percent duty cycle divided-by-m counter (1992-06-30),

4. 5123009 - Method and apparatus for disabling an echo canceller (1992-06-16),

5. 5119403 - Superframes (1992-06-02),

6. 5063523 - Network management system with event rule handling (1991-11-05),

7. 5063303 - Soft start circuit (1991-11-05),

8. 5048087 - Key management for encrypted packet based networks (1991-09-10),

9. 5001747 - Frequency offset estimator for data modem (1991-03-19),

10. 4998244 - High speed module interconnection bus (1991-03-05),

11. 4998243 - ISDN terminal adapter with teleconference provision (1991-03-05),

12. 4993045 - Modem diagnostic loop (1991-02-12),

13. 4965804 - Key management for encrypted packet based networks (1990-10-23),

14. 4949338 - Arbitration in multiprocessor communication node (1990-08-14),

15. 4937844 - Modem with data compression selected constellation (1990-06-26),

Company Overview

Racal Data Communications Inc., based in Sunrise, Florida, specializes in advanced data communication technologies. The company focuses on developing solutions in echo cancellation, modem technology, and data transmission, enhancing the efficiency and reliability of communication networks. Their expertise extends to digital voice compression, high-speed modems, packet switching, and key management, positioning them as a key player in the evolving landscape of network management and data communication solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

75 Patents

#3 in Sunrise, FL

#115 in Florida

#4,913 in US

#10,023 in the World

Sunrise, FL, United States of America

Racal Data Communications Inc.

Forward Citations = 3,016

83 inventors:

Donald Lee Wray (6 out of 29 patents)

Ming-Luh Kao (6 out of 11 patents)

Rangarajan Srinivasagopalan (6 out of 6 patents)

4. Raul F Fernandez (5 out of 6 patents)

5. William J Miller (5 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Racal Data Communications Inc.. Retrieved from https://idiyas.com/company/racal-data-communications

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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