Title:
【発明の名称】長時間再生ラジオ映像カセットレコーダーシステムとその操作方法
Document Type and Number:
Japanese Patent JP2975003
Kind Code:
B2
Abstract:
An extended play radio video cassette recorder (EPRVCR) (100) capable of receiving and recording audio and video signals transmitted over a radio frequency channel is provided. The EPRVCR (100) includes a videocassette recorder (VCR) and a tuner (150) capable of receiving of radio frequency signals and television frequency signals electrically connected to the VCR. Method for broadcasting and receiving a composite video and audio signal over a radio frequency for subsequent recording by an extended play radio video cassette recorder (100) is also provided. The method includes the steps of providing a VCR having a tuner (150) capable of receiving radio frequency signals; broadcasting audio on a preselected baseband radio frequency; broadcasting a visual image on a subcarrier sideband of the preselected baseband frequency; and receiving the audio and visual image using the tuner (150) of the VCR. The VCR is also capable of recording the audio and video image simultaneously onto a single video cassette. The EPRVCR is also capable of playing the audio and visual image through the VCR for display on a monitor (105). In an embodiment, the tuner (150) is a direct digital frequency synthesis tuner.
Inventors:
RICHAADO EI RUISU
JEEMUZU EMU ANDAASON
JEEMUZU EMU ANDAASON
Application Number:
JP13004998A
Publication Date:
November 10, 1999
Filing Date:
May 13, 1998
Export Citation:
Assignee:
TEII AARU DABURYUU INC
International Classes:
H04N5/765; G11B15/02; H04N5/782; (IPC1-7): H04N5/765
Domestic Patent References:
| JP6209445A |
Attorney, Agent or Firm:
Minoru Nakamura (6 outside)