US2008115155A1PendingUtilityA1

Optical disc and remote control device

Assignee: MATSUSHITA ELECTRIC INDUSTRIAL CO LTDPriority: Aug 9, 2002Filed: Dec 7, 2007Published: May 15, 2008
Est. expiryAug 9, 2022(expired)· nominal 20-yr term from priority
G11B 20/10G06K 19/044G06K 17/00G11B 7/24094G06K 19/00H04N 21/41265H04N 21/42204G11B 23/30H04N 21/4221G11B 27/11G11B 2220/2537G11B 7/24097G11B 20/00876G11B 2220/657H04N 21/42222H04N 21/42646H04N 21/42209H04N 21/4325G11B 2220/2562G11B 23/284G11B 23/0042H04N 9/8233H04N 5/85H04N 21/4334G11B 20/00115
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Claims

Abstract

The objective of the present invention is to provide an optical disc which solves the problem that search for data recorded on an exchange-type medium such as an optical disc and the like and which allows search for data recorded in an optical disc to be performed with a simple operation. A transmitting/receiving antenna 231 is provided in an inner peripheral portion of an optical disc. An IC module 201 connected with transmission/reception IC 230 including ID information is formed and embedded into a substrate the optical disc. Thus, an optical disc incorporating an IC module which can be produced on a mass-production basis can be achieved.

Claims

exact text as granted — not AI-modified
1 . An optical disc comprising: 
 an antenna formed along a circumferential direction: and    an IC for transmitting/receiving radio waves via the antenna.

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