Non-volatile memory cell and method of operating the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9805806
SERIAL NO

15275454

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A non-volatile memory cell includes a substrate, a select gate, a floating gate, and an assistant control gate. The substrate includes a first diffusion region, a second diffusion region, a third diffusion region, and a fourth diffusion region. The select gate is formed above the first diffusion region and the second diffusion region in a polysilicon layer. The floating gate is formed above the second diffusion region, the third diffusion region and the fourth diffusion region in the polysilicon layer. The assistant control gate is formed above the floating gate in a metal layer, wherein an area of the assistant control gate overlaps with at least half an area of the floating gate.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • EMEMORY TECHNOLOGY INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Hsueh-Wei Hsinchu, TW 13 20
Chen, Wei-Ren Pingtung County, TW 51 234
Sun, Wein-Town Taoyuan, TW 110 592

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 30, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 30, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00