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Class Information
Number: 375/240.04
Name: Pulse or digital communications > Bandwidth reduction or expansion > Television or motion video signal > Adaptive > Quantization > Feed forward
Description: Subject matter wherein the number of discrete signal amplitudes is varied according to signal characteristics determined upstream from the quantization process.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620103 |
Programmable quantization dead zone and threshold for standard-based H.264 and/or VC1 video encoding |
Nov. 17, 2009 |
| 7620104 |
Video coding system |
Nov. 17, 2009 |
| 7593464 |
Information processing apparatus and method, and program storage medium |
Sep. 22, 2009 |
| 7564901 |
Method and apparatus for providing rate control for panel-based real-time video encoder |
Jul. 21, 2009 |
| 7535959 |
Apparatus, system, and method for video encoder rate control |
May. 19, 2009 |
| RE40679 |
Picture encoding method, picture encoding apparatus and picture recording medium |
Mar. 24, 2009 |
| 7483479 |
Scaled signal processing elements for reduced filter tap noise |
Jan. 27, 2009 |
| 7474697 |
Apparatus and method for partitioning moving picture data |
Jan. 6, 2009 |
| 7457360 |
Method and apparatus for encoding image data with pre-encoding scheme, and method and apparatus for recording video using the same |
Nov. 25, 2008 |
| 7453938 |
Target bitrate estimator, picture activity and buffer management in rate control for video coder |
Nov. 18, 2008 |
| 7436890 |
Quantization control system for video coding |
Oct. 14, 2008 |
| 7418037 |
Method of performing rate control for a compression system |
Aug. 26, 2008 |
| 7397855 |
Rate controlling method and apparatus for use in a transcoder |
Jul. 8, 2008 |
| 7391807 |
Video transcoding of scalable multi-layer videos to single layer video |
Jun. 24, 2008 |
| 7365775 |
Image compression apparatus and method, image regeneration apparatus, camera and camera system |
Apr. 29, 2008 |
| 7352811 |
Data encoding apparatus and method |
Apr. 1, 2008 |
| 7346219 |
Methods and devices for encoding and decoding images using nested meshes, programme, signal and corresponding uses |
Mar. 18, 2008 |
| 7321618 |
PCM upstream data transmission server |
Jan. 22, 2008 |
| 7302000 |
Method and system for two-pass video encoding using sliding windows |
Nov. 27, 2007 |
| 7295610 |
Hybrid rate control in a digital stream transcoder |
Nov. 13, 2007 |
| 7277484 |
Image coding and decoding method and apparatus considering human visual characteristics |
Oct. 2, 2007 |
| 7269219 |
Non-linear quantizer for video coding |
Sep. 11, 2007 |
| 7263125 |
Method and device for indicating quantizer parameters in a video coding system |
Aug. 28, 2007 |
| 7263126 |
System and method for transcoding with adaptive bit rate control |
Aug. 28, 2007 |
| 7254176 |
Apparatus for variable bit rate control in video compression and target bit allocator thereof |
Aug. 7, 2007 |
| 7197072 |
Systems and methods for resetting rate control state variables upon the detection of a scene change within a group of pictures |
Mar. 27, 2007 |
| 7142599 |
Method and device for selecting a transcoding method from a set of transcoding methods |
Nov. 28, 2006 |
| 7116712 |
Apparatus and method for parallel multimedia processing |
Oct. 3, 2006 |
| 7116713 |
Moving picture coding method, moving picture coding apparatus, and moving picture coding program |
Oct. 3, 2006 |
| 7106796 |
Apparatus and method for adaptively controlling bit rate of video transcoder |
Sep. 12, 2006 |
| 7050495 |
Video data compression apparatus and method of same |
May. 23, 2006 |
| 7023914 |
Video encoding apparatus and method |
Apr. 4, 2006 |
| 7002913 |
Packet loss compensation method using injection of spectrally shaped noise |
Feb. 21, 2006 |
| 6999511 |
Dynamically switching quant matrix tables within an MPEG-2 encoder |
Feb. 14, 2006 |
| 6959041 |
Picture encoding system conversion device and encoding rate conversion device |
Oct. 25, 2005 |
| 6956900 |
Apparatus and method for partitioning moving picture data |
Oct. 18, 2005 |
| 6950464 |
Sub-picture level pass through |
Sep. 27, 2005 |
| 6944221 |
Buffer management in variable bit-rate compression systems |
Sep. 13, 2005 |
| 6934329 |
Method of varying the bit rate of the data stream of coded video pictures |
Aug. 23, 2005 |
| 6931059 |
Rate and delivery time multiplexing for bandwidth optimization |
Aug. 16, 2005 |
| 6928112 |
Signal coding method, signal coding apparatus, signal recording medium, and signal transmission method |
Aug. 9, 2005 |
| 6920175 |
Video coding architecture and methods for using same |
Jul. 19, 2005 |
| 6895050 |
Apparatus and method for allocating bits temporaly between frames in a coding system |
May. 17, 2005 |
| 6891889 |
Signal to noise ratio optimization for video compression bit-rate control |
May. 10, 2005 |
| 6862402 |
Digital recording and playback apparatus having MPEG CODEC and method therefor |
Mar. 1, 2005 |
| 6856650 |
Method and apparatus for second or later generation coding of video signal |
Feb. 15, 2005 |
| 6847684 |
Zero-block encoding |
Jan. 25, 2005 |
| 6847391 |
Multi-point video conference system |
Jan. 25, 2005 |
| 6826228 |
Conditional masking for video encoder |
Nov. 30, 2004 |
| 6823009 |
Method for evaluating the degradation of a video image introduced by a digital transmission and/or storage and/or coding system |
Nov. 23, 2004 |
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