Patent Assignment
Reel/Frame 043182/0859
Assignment of Assignor's Interest
Recorded: 2017-07-13
Pages: 8
Assignor
QUARTERHILL INC.
Executed: 2017-06-01
Assignee
WI-LAN INC.
303 TERRY FOX DRIVE, SUITE 300, OTTAWA, K2K 3J1, CANADA
Covered Properties
(95)
Adaptive Echo Cancellation Apparatus
Patent:
5,359,656 →
Application:
08/074,305 →
Image Signal Encoding Apparatus Using Adaptive 1D/2D Dct Compression Technique
Patent:
5,432,555 →
Application:
08/118,439 →
Memory System for Use in a Moving Image Signal Decoding Processor Employing Motion Compensation Technique
Patent:
5,457,481 →
Application:
08/133,622 →
Decoding System for Compact High Definition Television Receivers
Patent:
5,521,642 →
Application:
08/133,663 →
Window Signal Generating Apparatus
Patent:
5,446,499 →
Application:
08/172,036 →
Apparatus and Method for Detecting Motion Vectors to Half-Pixel Accuracy
Patent:
5,587,741 →
Application:
08/278,663 →
Fifo Buffer System Having an Error Detection and Resetting Unit
Patent:
5,469,449 →
Application:
08/320,631 →
Fifo Buffer System Having Enhanced Controllability
Patent:
5,640,515 →
Application:
08/320,710 →
Fifo Buffer System Having an Error Detection and Correction Device
Patent:
5,594,743 →
Application:
08/336,606 →
High Speed Variable Length Code Decoding Apparatus
Patent:
5,561,690 →
Application:
08/346,067 →
Adaptive Bit Stream Demultiplexing Apparatus in a Decoding System
Patent:
5,521,918 →
Application:
08/367,361 →
Apparatus for Decoding Variable Length Codes
Patent:
5,650,781 →
Application:
08/367,523 →
Adaptive Digital Audio Encoding Apparatus and a Bit Allocation Method Thereof
Patent:
5,537,510 →
Application:
08/367,541 →
Boundary Matching Motion Estimation Apparatus
Patent:
5,596,370 →
Application:
08/381,797 →
Method for Determining Motion Vectors Using a Hierarchical Motion Estimation
Patent:
5,754,237 →
Application:
08/407,090 →
Contour Approximation Apparatus for Representing a Contour of an Object
Patent:
6,259,818 →
Application:
08/423,604 →
Methid and Apparatus for Encoding a Video Signal Employing Transform and Classified Vector Quantization Techniques
Patent:
5,561,464 →
Application:
08/433,270 →
Motion Compensation Apparatus for Use in an Image Encoding System
Patent:
5,614,954 →
Application:
08/433,273 →
Method and Apparatus for Determining Feature Points
Patent:
5,694,487 →
Application:
08/434,824 →
Method and Apparatus for Encoding a Video Signal Using Feature Point Based Motion Estimation
Patent:
5,978,030 →
Application:
08/435,688 →
Method and Apparatus for Determining True Motion Vectors for Selected Pixels
Patent:
5,581,308 →
Application:
08/446,351 →
Image Processing System Using Pixel-by-Pixel Motion Estimation and Frame Decimation
Patent:
5,617,144 →
Application:
08/452,627 →
Post-Processing Method and Apparatus for Use in an Image Signal Decoding System
Patent:
5,555,028 →
Application:
08/496,588 →
Method for Encoding a Video Signal Using Feature Point Based Motion Estimation
Patent:
5,546,129 →
Application:
08/498,554 →
Method for Segmenting and Estimating a Moving Object Motion
Patent:
5,748,761 →
Application:
08/502,229 →
Motion Vector Estimation Method and Apparatus for Use in an Image Signal Encoding System
Patent:
5,668,608 →
Application:
08/507,579 →
Apparatus for Encoding an Image Signal Having a Still Object
Patent:
5,701,368 →
Application:
08/509,260 →
Method for Encoding a Video Signal Using Feature Point Based Motion Estimation
Patent:
5,673,339 →
Application:
08/509,313 →
Method and Apparatus for Detecting and Thinning a Contour Image of Objects
Patent:
5,650,828 →
Application:
08/518,411 →
Contour Approximation Method for Representing a Contour of an Object
Patent:
5,774,595 →
Application:
08/520,204 →
Apparatuss for Encoding a Contour of an Object
Patent:
5,691,769 →
Application:
08/524,708 →
Image Processing Apparatus Using a Pixel-by-Pixel Motion Estimation Based on Feature Points
Patent:
5,638,129 →
Application:
08/527,590 →
Image Processing System Using a Feature Point-Based Motion Estimation
Patent:
5,625,417 →
Application:
08/527,612 →
Image Processing System Using a Pixel-by-Pixel Motion Estimation Based on Feature Points
Patent:
5,627,591 →
Application:
08/527,613 →
Video Signal Coding System Employing Segmentation Technique
Patent:
5,805,221 →
Application:
08/550,331 →
Apparatus for Measuring a Pulse Duration
Patent:
5,598,116 →
Application:
08/550,332 →
Predictive Technique for Signal to Mask Ratio Calculations
Patent:
5,737,721 →
Application:
08/554,622 →
Apparatus for Correcting Phase Error of a Vsb Signal
Patent:
5,757,861 →
Application:
08/556,529 →
Apparatus for Encoding Variable-Length Codes and Segmenting Variable-Length Codewords Thereof
Patent:
5,652,583 →
Application:
08/556,530 →
High Speed Variable Length Code Decoding Apparatus
Patent:
5,648,775 →
Application:
08/560,088 →
Variable-Length Code Encoding and Segmenting Apparatus Having a Byte Alignment Unit
Patent:
5,754,128 →
Application:
08/560,696 →
Apparatus for Decoding a Signal Encoded by Using Trellis Coded Modulation
Patent:
5,757,863 →
Application:
08/563,171 →
Apparatus for Estimating Motion Vectors for Feature Points of a Video Signal
Patent:
5,760,846 →
Application:
08/579,392 →
Apparatus for Encoding a Contour of Regions Contained in a Video Signal
Patent:
5,737,449 →
Application:
08/580,237 →
Method for Detecting Motion Vectors for Use in a Segmentation-Based Coding System
Patent:
5,686,973 →
Application:
08/580,238 →
Apparatus for Tracing Contours of Segmented Regions
Patent:
5,757,382 →
Application:
08/581,648 →
Method for Removing a Blocking Effect for Use in a Video Signal Decoding Apparatus
Patent:
5,757,969 →
Application:
08/595,141 →
Post-Processing Method and Apparatus for Use in a Video Signal Decoding Apparatus
Patent:
5,852,682 →
Application:
08/595,142 →
High Speed Variable Length Code Decoding Apparatus
Patent:
5,708,430 →
Application:
08/616,941 →
High Speed Variable Length Code Decoding Apparatus
Patent:
5,677,690 →
Application:
08/617,228 →
Apparatus for Encoding a Video Signal by Using Modified Block Truncation and Contour Coding Methods
Patent:
5,710,838 →
Application:
08/622,533 →
Apparatus for Encoding a Video Signal Employing a Hierarchical Image Segmentation Technique
Patent:
5,623,310 →
Application:
08/623,763 →
Method for Rectifying Channel Errors in an Image Signal Transmitted from a Block-Based Encoder
Patent:
5,841,477 →
Application:
08/651,381 →
Adaptive Contour Coding Method for Encoding a Contour Image in a Video Signal
Patent:
5,774,596 →
Application:
08/669,660 →
Video Signal Encoding System Controller for Deciding an Inter/Intra Mode,a Field/Frame Dct Mode, and a Quantization Parameter
Patent:
5,777,680 →
Application:
08/671,187 →
Method for Encoding a Contour of an Object in a Video Signal by Using a Contour Motion Estimation Technique
Patent:
5,635,986 →
Application:
08/672,165 →
Method and Apparatus for Detecting Optimum Motion Vectors
Patent:
5,838,391 →
Application:
08/673,461 →
Apparatus for Coding an Object Region of a Video Signal by Using a Rearranged Block-Based Coding Technique
Patent:
5,717,465 →
Application:
08/674,944 →
Reel Lock Releasing Apparatus for a Magnetic Recording/Reproducing Apparatus Capable of Operating Dual Sized Cassettes
Patent:
5,791,577 →
Application:
08/700,827 →
Method for Manufacturing a Thin Film Actuated Mirror Having a Stable Elastic Member
Patent:
5,702,569 →
Application:
08/703,257 →
High Speed Variable Length Code Decoding Apparatus and Method
Patent:
5,901,177 →
Application:
08/706,148 →
High Speed Apparatus and Method for Decoding Variable Length Code
Patent:
5,736,946 →
Application:
08/706,163 →
Method and Apparatus for Encoding a Contour Image in a Video Signal
Patent:
5,870,501 →
Application:
08/721,638 →
Texture Classification Apparatus Employing Coarsensess and Directivity of Patterns
Patent:
5,832,118 →
Application:
08/734,217 →
Method and Apparatus for Encoding and Decoding a Video Signal Using Feature Point Based Motion Estimation
Patent:
5,668,600 →
Application:
08/740,358 →
Full or Partial Search Block Matching Detection on Candidate Vector Prediction Distortion
Patent:
5,781,249 →
Application:
08/743,785 →
Baseline-Based Shape Coding Method and Apparatus for Encoding a Contour Image
Patent:
5,907,639 →
Application:
08/748,583 →
Method and Apparatus for Detecting Motion Vectors Based on Hierarchical Motion Estimation
Patent:
5,926,231 →
Application:
08/764,121 →
Video Encoding Using Rearrangement of Transform Coefficients and Inter-Block Correlation
Patent:
5,822,000 →
Application:
08/769,835 →
Adaptive Quantizer with Modification of High Frequency Coefficients
Patent:
5,892,548 →
Application:
08/777,125 →
Method and Apparatus for Encoding a Contour of an Object in a Video Signal
Patent:
5,838,829 →
Application:
08/788,948 →
Apparatus for Determining Error Evaluator Polynomial for Use in a Reed-Solomon Decoder
Patent:
5,787,100 →
Application:
08/810,502 →
Half Pixel Motion Estimator
Patent:
5,936,672 →
Application:
08/821,914 →
Method and Apparatus for Determining an Optimum Grid for Use in a Block-Based Video Signal Coding System
Patent:
5,978,031 →
Application:
08/839,517 →
Current Frame Prediction Method and Apparatus for Use in an Image Signal Encoding System
Patent:
5,862,261 →
Application:
08/853,945 →
Apparatus for Determining an Error Locator Polyonomial for Use in a Reed-Solomon Decoder
Patent:
5,878,058 →
Application:
08/855,685 →
Method and Apparatuses for Removing Blocking Effect in a Motion Picture Decoder
Patent:
6,144,700 →
Application:
08/856,474 →
Thin Film Actuated Mirror Array and Method for the Manufacture Thereof
Patent:
5,754,331 →
Application:
08/858,715 →
Method and Apparatus for Encoding a Video Signal Using Pixel-by-Pixel Motion Prediction
Patent:
6,020,925 →
Application:
08/858,718 →
Method and Apparatus for Encoding a Contour of an Object by Adapting a Vertex Coding Technique
Patent:
5,915,045 →
Application:
08/862,247 →
Method and Apparatus for Encoding an Image Signal by Using the Contour Signal Thereof
Patent:
5,881,175 →
Application:
08/869,557 →
Convolutional Interleaver and Method for Generating Memory Address Therefor
Patent:
6,035,427 →
Application:
08/886,514 →
Timing Interpolator in Digital Demodulator
Patent:
5,933,452 →
Application:
08/916,203 →
Reed-Solomon Decoder for Use in Advanced Television
Patent:
6,031,875 →
Application:
08/960,232 →
Method and Apparatus for Producing Lip-Movement Parameters in a Three- Dimensional-Lip-Model
Patent:
6,014,625 →
Application:
08/984,038 →
Motion Estimation Method and Apparatus Employing Sub-Sampling Technique
Patent:
6,128,341 →
Application:
09/132,522 →
Adaptive Motion Estimation Method and Apparatus
Patent:
6,269,121 →
Application:
09/133,239 →
Reversible adiabatic logic circuit and pipelined reversible adiabatic logic apparatus employing the same
Patent:
6,316,962 →
Application:
09/541,175 →
Block Coding/Decoding Method and Apparatus for Increasing Code Rate
High Code Rate Block Coding/Decoding Method and Apparatus
Holographic Data Recording Apparatus and Method
Method and Device for Decoding Low-Density Parity Check Code and Optical Information Reproducing Apparatus Using the Same
Method and Apparatus for Multiplexing Optical Information for Recording and Reproducing Optical Information Over Optical Storage Medium
Data Processing System and Method for Recording and Reproducing Holographic Optical Information
Method and Device for Decoding Low-Density Parity Check Code and Optical Information Reproducing Apparatus Using the Same
Patent:
45,043 →
Application:
13/458,412 →
Related Assignments
(1)
Other recorded transfers of the patents in this record — the chain of ownership.