1
Toshinori Odaka, Yoshiharu Uetani, Tadaaki Masuda, Tomoo Yamakage, Hideyuki Ueno, Noboru Yamaguchi, Yoshihiro Kikuchi, Tadahiro Oku: Predictive coding using spatial-temporal filtering and plural motion vectors. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt, May 31, 1994: US05317397 (221 worldwide citation)

A video coding apparatus comprises a memory for storing a coded picture signal used as a reference picture signal, a vector detecting circuit for detecting, from plural field picture signals or plural frame picture signals which are read out from the memory and the reference picture signals, an opti ...


2
Noboru Yamaguchi, Hideyuki Ueno: Motion picture error concealment using simplified motion compensation. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, April 7, 1998: US05737022 (199 worldwide citation)

A motion picture image transmission apparatus constructing a motion picture image transmission system for coding and decoding a motion picture signal in the block unit includes an output section for detecting an error of received coded data and outputting a detection signal, an identifying section f ...


3
Toshinori Odaka, Yoshiharu Uetani, Tadaaki Masuda, Tomoo Yamakage, Hideyuki Ueno, Noboru Yamaguchi, Yoshihiro Kikuchi, Tadahiro Oku: Video decoder for determining a motion vector from a scaled vector and a difference vector. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt, November 14, 1995: US05467136 (139 worldwide citation)

A video decoding apparatus including a memory for storing at least first and second reference pictures, a prediction signal forming circuit for forming a prediction signal to produce an output signal, using a first reference signal designated by a first motion vector for the first reference picture ...


4
Yoshihiro Kikuchi, Toshiaki Watanabe, Kenshi Dachiku, Takashi Ida, Noboru Yamaguchi, Takeshi Chujoh: Video coding/decoding apparatus which transmits different accuracy prediction levels. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, March 24, 1998: US05731840 (119 worldwide citation)

A video coding/decoding apparatus comprises a prediction circuit that divides an input video signal into large regions and small regions in a hierarchical fashion and produces a prediction signal by performing prediction region by region, a subtracter for generating a prediction error signal for a p ...


5
Toshinori Odaka, Yoshiharu Uetani, Tadaaki Masuda, Tomoo Yamakage, Hideyuki Ueno, Noboru Yamaguchi, Yoshihiro Kikuchi, Tadahiro Oku: Video coding apparatus. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt, June 13, 1995: US05424779 (94 worldwide citation)

A video coding apparatus comprises a memory for storing a coded picture signal used as a reference picture signal, a vector detecting circuit for detecting, from plural field picture signals or plural frame picture signals which are read out from the memory and the reference picture signals, an opti ...


6
Noboru Yamaguchi, Toshiaki Watanabe, Takashi Ida, Yoshihiro Kikuchi: Video encoding apparatus and video decoding apparatus. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, September 19, 2000: US06122318 (92 worldwide citation)

An alpha-map encoding apparatus includes a first down-sampling circuit for down-sampling an alpha-map signal which represents the shape of an object and the position in the frame of the object at a down-sampling ratio based on size conversion ratio information, an up-sampling circuit for up-sampling ...


7
Hideyuki Ueno, Yoshihiro Kikuchi, Noboru Yamaguchi, Toshinori Odaka, Tadahiro Oku: Motion picture coding apparatus. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt, July 25, 1995: US05436665 (80 worldwide citation)

A motion picture coding apparatus for performing predictive coding on a high-resolution picture signal and coding a low-resolution picture signal obtained by converting the high-resolution picture signal. One field is thinned out from one frame of a picture by a field skip circuit, the other field i ...


8
Yoshihiro Kikuchi, Toshiaki Watanabe, Kenshi Dachiku, Takashi Ida, Noboru Yamaguchi, Takeshi Chujoh: Video data signal including a code string having a plurality of components which are arranged in a descending order of importance. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, April 18, 2000: US06052150 (75 worldwide citation)

A video coding/decoding apparatus comprises a prediction circuit that divides an input video signal into large regions and small regions in a hierarchical fashion and produces a prediction signal by performing prediction region by region, a subtracter for generating a prediction error signal for a p ...


9
Hideyuki Ueno, Yoshihiro Kikuchi, Noboru Yamaguchi, Toshinori Odaka, Tadahiro Oku: Motion picture coding apparatus. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, October 14, 1997: US05677735 (73 worldwide citation)

A motion picture coding apparatus for performing predictive coding on a high-resolution picture signal and coding a low-resolution picture signal obtained by converting the high-resolution picture signal. One field is thinned out from one frame of a picture by a field skip circuit 102, the other fie ...


10
Toshinori Odaka, Yoshiharu Uetani, Tadaaki Masuda, Tomoo Yamakage, Hideyuki Ueno, Noboru Yamaguchi, Yoshihiro Kikuchi, Tadahiro Oku: Video recording/reproducing apparatus which uses a differential motion vector determined using two other motion vectors. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, July 8, 1997: US05647049 (68 worldwide citation)

A video recording/reproducing apparatus having an encoder for encoding a video signal, and a recording unit for recording encoded information from the encoder on a digital recording medium, the encoder comprising a memory for storing at least first and second reference pictures, a prediction circuit ...