Digital broadcast receiver

• US 7,823,176 B2
• Filed: 01/22/2003
• Issued: 10/26/2010
• Est. Priority Date: 01/22/2002
• Status: Expired due to Fees

• Current Assignee: Fujitsu Ten Limited (DENSO Corporation)
• Original Assignee: Fujitsu Ten Limited (DENSO Corporation)
• Inventors: Nakamura, Hideki, Kitagawa, Masahiko, Sasaki, Mitsuru, Nishizawa, Hideshi, Nakashima, Yasuo, Kamiya, Masahiro, Maehata, Minoru
• Primary Examiner(s): Pendleton; Brian T
• Assistant Examiner(s): Lin; Jason K
• Application Number:
  US10/347,619
• Publication Number:
  US 20030159144A1
• Time in Patent Office: 2,834 Days
• Field of Search: 725/44, 725/46, 725/47, 725/41, 725/75, 725/33, 455/421
• US Class Current: 725/39
• CPC Class Codes: H04N 21/41422 located in transportation means, e.g. personal vehicle arrangements specially adapted for transportation systems in broadcast systems H04H20/62
• CPC Class Codes: H04N 21/4263 involving specific tuning arrangements, e.g. two tuners
• CPC Class Codes: H04N 21/4312 involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
• CPC Class Codes: H04N 21/44016 involving splicing one content stream with another content stream, e.g. for substituting a video clip
• CPC Class Codes: H04N 21/44209 Monitoring of downstream path of the transmission network originating from a server, e.g. bandwidth variations of a wireless network arrangements for maintenance or administration in data switching networks involving bandwidth and capacity management H04L41/0896
• CPC Class Codes: H04N 21/47 End-user applications
• CPC Class Codes: H04N 21/4821 using a grid, e.g. sorted out by channel and broadcast time
• CPC Class Codes: H04N 21/485 End-user interface for client configuration
• CPC Class Codes: H04N 21/4882 for displaying messages, e.g. warnings, reminders arrangements for providing short real-time information to substation in data switching networks H04L12/1895
• CPC Class Codes: H04N 21/84 Generation or processing of descriptive data, e.g. content descriptors systems specially adapted for using meta-information in broadcast systems H04H60/73

Abstract

FIG. 1 shows an electronic program guide unique to viewer A grouped from an electronic program guide based on electronic program guide data; the program type is set in an (a) column and the display mode of each program is set in a (b) column. In FIG. 1, a news program is displayed in text and a music program is displayed in an icon of musical notes on a music sheet. A sports program is displayed in an icon of a bat and a ball. Since the music program and the sports program are thus displayed in such icon images of reminding the viewer of the program contents, the viewer A can quickly determine the program contents visually.

Claims

1. A digital broadcasting receiver comprising:

a tuner for tuning in to a broadcast program; and

a display for displaying an electronic program guide based on electronic program guide data of broadcast programs,

wherein when a commercial program is received by the tuner while tuning in to one broadcast program, the tuner is used as a tuner for monitoring reception sensitivity of another preselected broadcast program for watching, and the display displays a reception image indicating the reception sensitivity monitored by the tuner.