Alexandros Tourapis

Person

Milpitas, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Directed interpolation and data post-processing
- Patent number 12,114,021
- Issue date Oct 8, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive bilateral filtering using look-up tables
- Patent number 12,108,036
- Issue date Oct 1, 2024
- Apple Inc.
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Point cloud attribute transfer algorithm
- Patent number 12,100,183
- Issue date Sep 24, 2024
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Adaptive coding and streaming of multi-directional video
- Patent number 12,096,044
- Issue date Sep 17, 2024
- Apple Inc.
- Xiaohua Yang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Coding and decoding of interleaved image data
- Patent number 12,096,029
- Issue date Sep 17, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantized depths for projection point cloud compression
- Patent number 12,094,179
- Issue date Sep 17, 2024
- Apple Inc.
- Alexandros Tourapis
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Coding and decoding of interleaved image data
- Patent number 12,081,797
- Issue date Sep 3, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Media object compression/decompression with adaptive processing for...
- Patent number 12,075,093
- Issue date Aug 27, 2024
- Apple Inc.
- Alexandros Tourapis
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Chroma quantization in video coding
- Patent number 12,063,364
- Issue date Aug 13, 2024
- Apple Inc.
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Directed interpolation and data post-processing
- Patent number 12,058,372
- Issue date Aug 6, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reference picture re-sampling
- Patent number 12,058,361
- Issue date Aug 6, 2024
- Apple Inc.
- Krishnakanth Rapaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Directed interpolation and data post-processing
- Patent number 12,058,371
- Issue date Aug 6, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video compression and transmission techniques
- Patent number 12,041,234
- Issue date Jul 16, 2024
- Dolby Laboratories Licensing Corporation
- Athanasios Leontaris
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Directed interpolation and data post-processing
- Patent number 12,034,972
- Issue date Jul 9, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive quantizer design for video coding
- Patent number 11,979,572
- Issue date May 7, 2024
- Apple Inc.
- Krishnakanth Rapaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coding and decoding of interleaved image data
- Patent number 11,973,980
- Issue date Apr 30, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Chroma quantization in video coding
- Patent number 11,962,778
- Issue date Apr 16, 2024
- Apple Inc.
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-stage block coding
- Patent number 11,962,786
- Issue date Apr 16, 2024
- Apple Inc.
- Krishnakanth Rapaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Client-end enhanced view prediction for multi-view video streaming...
- Patent number 11,956,295
- Issue date Apr 9, 2024
- Apple Inc.
- Fanyi Duanmu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive quantizer design for video coding
- Patent number 11,936,867
- Issue date Mar 19, 2024
- Apple Inc.
- Krishnakanth Rapaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Techniques of multi-hypothesis motion compensation
- Patent number 11,924,440
- Issue date Mar 5, 2024
- Apple Inc.
- Alexandros Michael Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Point cloud compression
- Patent number 11,922,665
- Issue date Mar 5, 2024
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Block-based predictive coding for point cloud compression
- Patent number 11,895,307
- Issue date Feb 6, 2024
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Predictive coding for point cloud compression
- Patent number 11,887,345
- Issue date Jan 30, 2024
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Video-based point cloud compression with variable patch scaling
- Patent number 11,889,116
- Issue date Jan 30, 2024
- Apple Inc.
- Jungsun Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Techniques of multi-hypothesis motion compensation
- Patent number 11,882,294
- Issue date Jan 23, 2024
- Apple Inc.
- Alexandros Michael Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reference picture management and list construction
- Patent number 11,863,738
- Issue date Jan 2, 2024
- Apple Inc.
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compression of attribute values comprising unit vectors
- Patent number 11,854,112
- Issue date Dec 26, 2023
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Predictive motion vector coding
- Patent number 11,843,783
- Issue date Dec 12, 2023
- Dolby Laboratories Licensing Corporation
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Point cloud geometry compression using octrees and binary arithmeti...
- Patent number 11,818,401
- Issue date Nov 14, 2023
- Apple Inc.
- Alexandros Tourapis
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
HARDWARE FRIENDLY DESIGN FOR MOTION FIELD PROCESSING AND QUALITY IM...
- Publication number 20240340438
- Publication date Oct 10, 2024
- Apple Inc.
- Yeqing WU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIRECTED INTERPOLATION AND DATA POST-PROCESSING
- Publication number 20240340465
- Publication date Oct 10, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros TOURAPIS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIDEO COMPRESSION AND TRANSMISSION TECHNIQUES
- Publication number 20240305783
- Publication date Sep 12, 2024
- Dolby Laboratories Licensing Corporation
- Athanasios LEONTARIS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIRECTED INTERPOLATION AND DATA POST-PROCESSING
- Publication number 20240292029
- Publication date Aug 29, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros TOURAPIS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CHROMA QUANTIZATION IN VIDEO CODING
- Publication number 20240205404
- Publication date Jun 20, 2024
- Apple Inc.
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Block-Based Predictive Coding For Point Cloud Compression
- Publication number 20240205430
- Publication date Jun 20, 2024
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
JOINT MOTION VECTOR CODING
- Publication number 20240195978
- Publication date Jun 13, 2024
- Apple Inc.
- Yeqing WU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
STREAMED PROGRESSIVE DECODING OF HEIF IMAGES
- Publication number 20240179336
- Publication date May 30, 2024
- Apple Inc.
- Leo BARNES
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CODING AND DECODING OF INTERLEAVED IMAGE DATA
- Publication number 20240155156
- Publication date May 9, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mesh Compression Texture Coordinate Signaling and Decoding
- Publication number 20240153150
- Publication date May 9, 2024
- Apple Inc.
- Jungsun Kim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Signaling Displacement Data for Video-Based Mesh Coding
- Publication number 20240144541
- Publication date May 2, 2024
- Apple Inc.
- Jungsun Kim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONTEXT MODELING IN ENTROPY CODING
- Publication number 20240129472
- Publication date Apr 18, 2024
- Apple Inc.
- Yeqing WU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Improved Predictive Coding for Point Cloud Compression
- Publication number 20240127491
- Publication date Apr 18, 2024
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REFERENCE PICTURE MANAGEMENT AND LIST CONSTRUCTION
- Publication number 20240114128
- Publication date Apr 4, 2024
- Apple Inc.
- Alexandros TOURAPIS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CODING AND DECODING OF INTERLEAVED IMAGE DATA
- Publication number 20240080479
- Publication date Mar 7, 2024
- Dolby Laboratories Licensing Corporation
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Compression of Attribute Values Comprising Unit Vectors
- Publication number 20240078738
- Publication date Mar 7, 2024
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REDUCING BLOCKINESS FOR CODECS
- Publication number 20240048776
- Publication date Feb 8, 2024
- Apple Inc.
- Yixin Du
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INCREMENTAL TRANSFORM SET CONSTRUCTION AND TRANSFORM SIGNALING FOR...
- Publication number 20240040120
- Publication date Feb 1, 2024
- Apple Inc.
- Hilmi Enes EGILMEZ
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FLEXIBLE COEFFICIENT CODING IN VIDEO COMPRESSION
- Publication number 20240040124
- Publication date Feb 1, 2024
- Apple Inc.
- Alican NALCI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base Mesh Data and Motion Information Sub-Stream Format for Video-B...
- Publication number 20240022765
- Publication date Jan 18, 2024
- Apple Inc.
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIRECTED INTERPOLATION AND DATA POST-PROCESSING
- Publication number 20230421812
- Publication date Dec 28, 2023
- Dolby Laboratories Licensing Corporation
- Alexandros TOURAPIS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIRECTED INTERPOLATION AND DATA POST-PROCESSING
- Publication number 20230421811
- Publication date Dec 28, 2023
- Dolby Laboratories Licensing Corporation
- Alexandros TOURAPIS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIRECTED INTERPOLATION AND DATA POST-PROCESSING
- Publication number 20230421813
- Publication date Dec 28, 2023
- Dolby Laboratories Licensing Corporation
- Alexandros TOURAPIS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CHROMA QUANTIZATION IN VIDEO CODING
- Publication number 20230403396
- Publication date Dec 14, 2023
- Apple Inc.
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mesh Compression Using Coding Units with Different Encoding Parameters
- Publication number 20230401755
- Publication date Dec 14, 2023
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Three-Dimensional Mesh Compression Using a Video Encoder
- Publication number 20230401751
- Publication date Dec 14, 2023
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PREDICTIVE MOTION VECTOR CODING
- Publication number 20230388514
- Publication date Nov 30, 2023
- Dolby Laboratories Licensing Corporation
- Alexandros TOURAPIS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CHROMA QUANTIZATION IN VIDEO CODING
- Publication number 20230370598
- Publication date Nov 16, 2023
- Apple Inc.
- Alexandros Tourapis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Point Cloud Compression with Supplemental Information Messages
- Publication number 20230319310
- Publication date Oct 5, 2023
- Apple Inc.
- Alexandros Tourapis
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ATTRIBUTE TRANSFER FOR EFFICIENT DYNAMIC MESH CODING
- Publication number 20230316655
- Publication date Oct 5, 2023
- Apple Inc.
- Khaled Mammou
- G06 - COMPUTING CALCULATING COUNTING

Alexandros Tourapis

Person

Patents Grantslast 30 patents

Directed interpolation and data post-processing

Adaptive bilateral filtering using look-up tables

Point cloud attribute transfer algorithm

Adaptive coding and streaming of multi-directional video

Coding and decoding of interleaved image data

Quantized depths for projection point cloud compression

Coding and decoding of interleaved image data

Media object compression/decompression with adaptive processing for...

Chroma quantization in video coding

Directed interpolation and data post-processing

Reference picture re-sampling

Directed interpolation and data post-processing

Video compression and transmission techniques

Directed interpolation and data post-processing

Adaptive quantizer design for video coding

Coding and decoding of interleaved image data

Chroma quantization in video coding

Multi-stage block coding

Client-end enhanced view prediction for multi-view video streaming...

Adaptive quantizer design for video coding

Techniques of multi-hypothesis motion compensation

Point cloud compression

Block-based predictive coding for point cloud compression

Predictive coding for point cloud compression

Video-based point cloud compression with variable patch scaling

Techniques of multi-hypothesis motion compensation

Reference picture management and list construction

Compression of attribute values comprising unit vectors

Predictive motion vector coding

Point cloud geometry compression using octrees and binary arithmeti...

Patents Applicationslast 30 patents

HARDWARE FRIENDLY DESIGN FOR MOTION FIELD PROCESSING AND QUALITY IM...

DIRECTED INTERPOLATION AND DATA POST-PROCESSING

VIDEO COMPRESSION AND TRANSMISSION TECHNIQUES

DIRECTED INTERPOLATION AND DATA POST-PROCESSING

CHROMA QUANTIZATION IN VIDEO CODING

Block-Based Predictive Coding For Point Cloud Compression

JOINT MOTION VECTOR CODING

STREAMED PROGRESSIVE DECODING OF HEIF IMAGES

CODING AND DECODING OF INTERLEAVED IMAGE DATA

Mesh Compression Texture Coordinate Signaling and Decoding

Signaling Displacement Data for Video-Based Mesh Coding

CONTEXT MODELING IN ENTROPY CODING

Improved Predictive Coding for Point Cloud Compression

REFERENCE PICTURE MANAGEMENT AND LIST CONSTRUCTION

CODING AND DECODING OF INTERLEAVED IMAGE DATA

Compression of Attribute Values Comprising Unit Vectors

REDUCING BLOCKINESS FOR CODECS

INCREMENTAL TRANSFORM SET CONSTRUCTION AND TRANSFORM SIGNALING FOR...

FLEXIBLE COEFFICIENT CODING IN VIDEO COMPRESSION

Base Mesh Data and Motion Information Sub-Stream Format for Video-B...

DIRECTED INTERPOLATION AND DATA POST-PROCESSING

DIRECTED INTERPOLATION AND DATA POST-PROCESSING

DIRECTED INTERPOLATION AND DATA POST-PROCESSING

CHROMA QUANTIZATION IN VIDEO CODING

Mesh Compression Using Coding Units with Different Encoding Parameters

Three-Dimensional Mesh Compression Using a Video Encoder

PREDICTIVE MOTION VECTOR CODING

CHROMA QUANTIZATION IN VIDEO CODING

Point Cloud Compression with Supplemental Information Messages

ATTRIBUTE TRANSFER FOR EFFICIENT DYNAMIC MESH CODING