18460081. MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS simplified abstract (FUJIFILM CORPORATION)

MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS

Organization Name

FUJIFILM CORPORATION

Inventor(s)

Yujin Shibata of Minamiashigara-shi (JP)

Norihito Kasada of Minamiashigara-shi (JP)

Takuto Kurokawa of Minamiashigara-shi (JP)

So Matsuyama of Minamiashigara-shi (JP)

MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18460081 titled 'MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS

Simplified Explanation

The magnetic tape described in the patent application has a magnetic layer with a surface roughness of 1.5 nm or less and a standard deviation of 0.20 nm or less in the width direction.

• The magnetic tape includes a non-magnetic support.
• The magnetic layer contains a ferromagnetic powder.
• The surface roughness of the magnetic layer is 1.5 nm or less.
• The standard deviation of the roughness in the width direction is 0.20 nm or less.

Potential Applications

The technology described in the patent application could be used in:

• Data storage devices
• Magnetic recording media

Problems Solved

This technology helps to:

• Improve data storage capacity
• Enhance data retrieval accuracy

Benefits

The benefits of this technology include:

• Higher data density
• Increased data storage efficiency

Potential Commercial Applications

The technology could be applied in:

• Hard drives
• Magnetic tape storage systems

Possible Prior Art

One possible prior art for this technology is the use of magnetic tapes with varying surface roughness levels to optimize data storage capacity.

Unanswered Questions

How does the surface roughness of the magnetic layer impact data storage density?

The article does not delve into the specific relationship between surface roughness and data storage density. Further research may be needed to understand this connection better.

Are there any limitations to the standard deviation of the surface roughness in the width direction?

The article does not discuss any potential limitations or drawbacks of having a standard deviation of 0.20 nm or less in the width direction. Further exploration into this aspect may be necessary for a comprehensive understanding of the technology.

Original Abstract Submitted

The magnetic tape includes: a non-magnetic support; and a magnetic layer containing a ferromagnetic powder, in which an arithmetic average roughness Ra measured on a surface of the magnetic layer is 1.5 nm or less, and standard deviation a of the Ra in a width direction of the surface of the magnetic layer is 0.20 nm or less.