Title:
娯楽システム及び娯楽システムの制御方法
Document Type and Number:
Japanese Patent JP4386509
Kind Code:
B2
Abstract:
A bi-directional communications link between a television set and a remote control unit assists a viewer in controlling the entertainment system. The television set can signal the remote control unit to confirm instruction signal received from the remote control unit. The television can also transmit electronic program guide information to the remote control unit which is displayed on a display device on the remote control unit. The television can send the remote control unit a listing of available sub-channels within a single digital channel. The listing is displayed on the remote's display device, and the viewer can then choose from among the sub-channels.
More Like This:
Inventors:
Shintani Peter
Hirofumi Usui
Hirofumi Usui
Application Number:
JP31844099A
Publication Date:
December 16, 2009
Filing Date:
November 09, 1999
Export Citation:
Assignee:
Sony electronics ink
International Classes:
H04N5/00; H04N5/44; H04N5/445; H04N7/173; H04N21/41; H04N21/436; H04N21/482; H04N21/485
Domestic Patent References:
| JP10271359A | ||||
| JP61292431A | ||||
| JP8331666A | ||||
| JP9233567A | ||||
| JP7135689A |
Attorney, Agent or Firm:
Sadao Kumakura
Fumiaki Otsuka
Takaki Nishijima
Hiroyuki Suda
Nobuyuki Taniguchi
Fumiaki Otsuka
Takaki Nishijima
Hiroyuki Suda
Nobuyuki Taniguchi