Patent Assignment
Reel/Frame 046111/0191
Assignment of Assignor's Interest
Recorded: 2018-05-10
Pages: 13
Assignor
OPTICAL DEVICES, LLC
Executed: 2018-03-27
Assignee
RPX CORPORATION
ONE MARKET PLAZA, STEUART TOWER, SUITE 1100, SAN FRANCISCO, CALIFORNIA, 94105
Covered Properties
(49)
Audio-Video Device Reproducing Apparatus
Patent:
6,704,495 →
Application:
09/246,960 →
Close Focus Algorithm in a Digital Focus Servo System
A Tracking Servo System Including a Multi-Track Seek Algorithm with a Track Zero Crossing Period Integrity Test.
Calibration Storage Methods for a Digital Focus and Tracking Servo System with Calibration
Tracking and Focus Servo System with Automatic Media Type Detector
Optical Disk Drive with a Digital Focus and Tracking Servo System
Calibration of a Focus Sum Threshold in a Focus Servo System
Digital Servo System with Calibrated Notch Filters
Flexible Servicing of Servo Algorithms Using a Digital Signal Processor
Digital Focus and Tracking Servo System with One-Track Jump
Calibration of Tracking Error Signal Offset in a Tracking Servo System
Digital Tracking Servo System with Multi-Track Seek with an Acceleration Clamp
Tracking and Focus Servo System with Defect Detection
Calibration of Focus Error Signal Offset in a Focus Servo System
Digital Tracking Servo System with Off-Format Detection
Focus Detection in a Digital Focus Servo System
Digital Servo System with Biased Feed-Forward
Digital Tracking and Focus Servo System with Tes to Fes Crosstalk Calibration
Digital Servo System with Inverse Non-Linearity Compensation
Digital Focus and Tracking Servo System with Multi-Zone Calibration
System and Method for Moving Optical Pick Up from Current Position to Target Position with Smooth Control
Tracking and Focus Servo System with Error Signal Inverse Non-Linearity Calibration
Digital Tracking Servo System with Tracking Skate Detection
Tracking and Focus Digital Servo System with Write Abort
Tracking and Focus Servo System with a Media Type Boundary Crossing Detector
Digital Servo System with Error Signal Integrity Testing
Digital Tracking Servo System with a Multi-Track Seeking and Accelerated Servo Function for Regaining a Closed Tracking Loop
Detector Input Stray Light Offset Calibration in an Optical Disk Drive
Digital Tracking Servo System with Multi-Track Seek
Tracking and Focus Servo System with Anti-Skate Algorithm
Digital Servo System with Feed-Forward Control Loops
Close Tracking Algorithm in a Digital Tracking Servo System
Detector Input Dark Current Offset Calibration in an Optical Disk Drive Digital Servo
Digital Tracking Servo System with Multi-Track Seek with Track Zero Crossing Detection
Digital Focus Servo System with a Sliding Notch Filter
Tracking and Focus Servo System with Direction Sensor
Digital Focus and Tracking Servo System
Digital Servo System with Loop Gain Calibration
Calibration of Tracking Error Signal Gain in a Tracking Servo System
Tracking and Focus Servo System with Head Load
Calibration Initiation Methods for a Tracking and Focus Servo System
Calibration of a Focus Error Signal Gain in a Focus Servo System
Optical Drive Servo with a Servo Processor Receiving Photodetector Signals
Servo Control Using Digital Signal Processing for Optical Disk Drive
Servo Processor Receiving Photodetector Signals
Servo Processor Receiving Photodetector Signals
Servo Processor Receiving Photodetector Signals
Servo Processor Receiving Photodetector Signals
Digital Servo Processor for Processing Tracking Error Signal and Focusing Error Signal from Photodetector
Application:
15/369,194 →
Publication:
US 2017/0148478
Related Assignments
(7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 13, 2015
From: PANASONIC CORPORATION
To: OPTICAL DEVICES, LLC
Reel/Frame 035394/0876 →
Change of Name
Apr 13, 2015
From: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
To: PANASONIC CORPORATION
Reel/Frame 035420/0829 →
Assignment of Assignor's Interest
Jun 13, 2018
From: OPTICAL DEVICES, LLC
To: RPX CORPORATION
Reel/Frame 046064/0221 →
Assignment of Assignor's Interest
Jun 13, 2018
From: OPTICAL DEVICES, LLC
To: RPX CORPORATION
Reel/Frame 046064/0206 →
Assignment of Assignor's Interest
Jun 13, 2018
From: OPTICAL DEVICES, LLC
To: RPX CORPORATION
Reel/Frame 046064/0175 →
Patent Security Agreement
Oct 23, 2020
From: RPX CLEARINGHOUSE LLC; RPX CORPORATION
To: BARINGS FINANCE LLC, AS COLLATERAL AGENT
Reel/Frame 054198/0029 →
Patent Security Agreement
Oct 23, 2020
From: RPX CLEARINGHOUSE LLC; RPX CORPORATION
To: BARINGS FINANCE LLC, AS COLLATERAL AGENT
Reel/Frame 054244/0566 →