Robert Owen Eifrig

This inventor holds 25 USPTO granted patents and 6 published patent applications, plus 2 CIPO patents and 2 EPO patents, primarily in Video Compression Technology. Top assignees: General Instrument Corporation, Arris Enterprises LLC, I4vu1, Inc.. Active years: 1997-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert Owen Eifrig. Retrieved from https://idiyas.com/inventor/robert-owen-eifrig

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

USPTO Granted Patents = 25 (Patent Applications = 6)

% Patents Active = 76.0

CIPO Patents = 2 (Patent Applications = 1)

EPO Patents = 2

Average Co-Inventor Count = 2.7

ph-index = 13

Forward Citations = 1,552(Granted Patents)

Location History:

Beaverton, OR (US) (1997)
San Diego, CA (US) (1999 - 2021)

Company Filing History:

14 out of 1,156

General Instrument Corporation

patents

5 out of 1,892

Arris Enterprises LLC

Motorola Mobility LLC

6. 2 out of 834,453

Other

patents

where one patent can have more than one assignee

Years Active: 1997-2021

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Areas of Expertise:

Personal Video Recorder

MPEG Transcoding

Motion Estimation

Video Object Planes

Bit Rate Control

Coding Mode Selection

Progressive I-Slice

Transmux Software Architecture

Timing Information

Trick Play Mode

Data Compression

25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11128881 - Personal video recorder (2021-09-21),

2. 10674173 - Personal video recorder (2020-06-02),

3. 9961359 - Personal video recorder (2018-05-01),

4. 9582157 - User interface and program guide for a multi-program video viewing apparatus (2017-02-28),

5. 9549179 - Personal video recorder (2017-01-17),

6. 9374577 - Method and apparatus for selecting a coding mode (2016-06-21),

7. 8908765 - Method and apparatus for performing motion estimation (2014-12-09),

8. 8582652 - Method and apparatus for selecting a coding mode (2013-11-12),

9. 8526489 - Personal video recorder (2013-09-03),

10. 8503541 - Method and apparatus for determining timing information from a bit stream (2013-08-06),

11. 8351514 - Method, protocol, and apparatus for transporting advanced video coding content (2013-01-08),

12. 7840119 - Methods and apparatus for processing progressive I-slice refreshed MPEG data streams to enable trick play mode features on a display device (2010-11-23),

13. 7020198 - Rate control for an MPEG transcoder without a priori knowledge picture type (2006-03-28),

14. RE38564 - Motion estimation and compensation of video object planes for interlaced digital video (2004-08-10),

15. RE38563 - Prediction and coding of bi-directionally predicted video object planes for interlaced digital video (2004-08-10),

Title: **The Innovative Journey of Robert Owen Eifrig**

Introduction

Robert Owen Eifrig, an accomplished inventor based in San Diego, CA, has a notable portfolio consisting of 25 patents. His work primarily revolves around advancements in technology, specifically in the realm of personal video recording. Eifrig's innovative ideas have contributed significantly to the field of video processing and encoding.

Latest Patents

Among his notable inventions, Eifrig's latest patents focus on a unique personal video recorder technology. This technology involves encoding a sequence of picture slices as reference slices and non-reference slices, where the reference slices include B slices. Each B slice is formed by creating data packets that contain values derived from brightness and color information associated with the slice. These data packets include a header element that indicates if the B slice is a reference slice. Additionally, the header element of each reference B slice possesses a value that is influenced by its depth in a hierarchy of discardability.

Career Highlights

Throughout his career, Eifrig has worked with renowned companies, including General Instrument Corporation and Arris Enterprises LLC. His experiences in these organizations have shaped his understanding of the evolving technology landscape and enhanced his inventive capabilities.

Collaborations

Eifrig's journey also involves collaborations with notable coworkers such as Ajay K Luthra and Xuemin Chen. These partnerships have likely contributed to his successful patent portfolio and the innovative solutions he has designed over the years.

Conclusion

In conclusion, Robert Owen Eifrig stands out as an innovative force within the technology sector. With his extensive patent collection and collaborative spirit, he continues to push the boundaries of what is possible in personal video recording technology. His contributions not only showcase his talent as an inventor but also inspire future advancements in the field.

Profile summary based on public USPTO records.