Invention Grant
- Patent Title: Non-contact communication medium and recording medium cartridge
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Application No.: US17046071Application Date: 2019-03-28
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Publication No.: US11562197B2Publication Date: 2023-01-24
- Inventor: Hiroaki Nakano , Eiji Nakashio , Kazuo Anno , Takanobu Iwama , Shinya Tochikubo , Naohiro Adachi , Masayoshi Abe , Uichiro Omae
- Applicant: SONY CORPORATION
- Applicant Address: JP Tokyo
- Assignee: SONY CORPORATION
- Current Assignee: SONY CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: K&L Gates LLP
- Priority: JPJP2018-075044 20180409
- International Application: PCT/JP2019/013578 WO 20190328
- International Announcement: WO2019/198527 WO 20191017
- Main IPC: G11B23/04
- IPC: G11B23/04 ; G06K19/077 ; G11B23/107

Abstract:
A non-contact communication medium according to an embodiment of the present technology is a non-contact communication medium for a recording medium cartridge, including: a circuit component; a support substrate; and an antenna coil. The circuit component has a memory unit capable of storing management information relating to the recording medium cartridge therein. The support substrate supports the circuit component. The antenna coil includes a coil unit that is electrically connected to the circuit component and formed on the support substrate, an inductance value of the coil unit being 0.3 μH or more and 2.0 μH or less.
Public/Granted literature
- US20210034943A1 NON-CONTACT COMMUNICATION MEDIUM AND RECORDING MEDIUM CARTRIDGE Public/Granted day:2021-02-04
Information query
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