Title:
【発明の名称】VBRビデオ符号化システム
Document Type and Number:
Japanese Patent JP2845267
Kind Code:
B2
Abstract:
A system for variable bit-rate video coding in which encoding bandwidth as characterized by a usage parameter control (UPC) parameters is renegotiated between a video encoder and an asynchronous transfer mode network in order to maintain quality-of-service and save bandwidth. The coding system includes adjusting the video source quantization in a manner for controlling the occupancy level of a buffer while new UPC parameters are requested from an ATM network.
Inventors:
GOPARAKURISHINAN RAMAMAASHII
DEIPANKAA REISHADAHARII
DANIERU REININJAA
DEIPANKAA REISHADAHARII
DANIERU REININJAA
Application Number:
JP26326296A
Publication Date:
January 13, 1999
Filing Date:
October 03, 1996
Export Citation:
Assignee:
NIPPON DENKI KK
International Classes:
H04N5/92; G06T9/00; H03M7/30; H04L47/43; H04N7/10; H04N7/60; H04N19/00; H04N19/60; H04N21/2343; H04N21/236; H04N21/2385; H04N21/434; H04Q3/00; (IPC1-7): H04N7/24; H03M7/30; H04L12/28; H04N7/10
Domestic Patent References:
| JP4181887A | ||||
| JP4207343A | ||||
| JP4248785A | ||||
| JP4261287A | ||||
| JP645944A | ||||
| JP646394A | ||||
| JP6268667A | ||||
| JP77505A | ||||
| JP7170274A | ||||
| JP5268239A |
Attorney, Agent or Firm:
Yosuke Goto (2 outside)