Title:
COLLECTIVE CRADLE OF RETRIEVAL TYPE KARAOKE MUSIC SELECTION REMOTE CONTROL
Document Type and Number:
Japanese Patent JP3946537
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To make realizable a processing for updating music databases of many retrieval type karaoke music selection remote controllers from a karaoke device through a cradle by an efficient and reliable mechanism with a configuration which is totally inexpensive as much as possible.
SOLUTION: The cradle is equipped with a plurality of remote control connection connectors C1 to C3 for connecting remote controllers 2 respectively, a source connection connector C4 for connection with the karaoke device 3 or a data sender of another collective type cradle, a target connection connector C5 for connection with a receiver of the other collective type cradle, etc., a switching circuit 4 which is connected to the respective connectors C1 to C5 by internal wires, and a mark means for making a remote controller 2 connected to one specified remote controller connection connector C1; and the switching circuit 4 is brought under switching control with a switching control signal supplied to the connector C1 from the outside to connect the collector C1 selectively to one of the other connectors C2 to C5.
Inventors:
Kumagai Tatsuya
Application Number:
JP2002043928A
Publication Date:
July 18, 2007
Filing Date:
February 20, 2002
Export Citation:
Assignee:
Daiichi Kosho Co., Ltd.
International Classes:
G10K15/04; G11B31/00; (IPC1-7): G10K15/04
Domestic Patent References:
| JP8137485A | ||||
| JP5030105A | ||||
| JP7297952A | ||||
| JP8185194A | ||||
| JP8185193A | ||||
| JP7295580A | ||||
| JP4355498A | ||||
| JP4291057A | ||||
| JP2000148171A |
Attorney, Agent or Firm:
Isshiki International Patent Service Corporation
Satoshi Suzuki
Satoshi Suzuki