Invention Grant
- Patent Title: Three dimensional memory device containing resonant tunneling barrier and high mobility channel and method of making the same
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Application No.: US17664542Application Date: 2022-05-23
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Publication No.: US12289887B2Publication Date: 2025-04-29
- Inventor: Peter Rabkin , Masaaki Higashitani
- Applicant: Sandisk Technologies, Inc.
- Applicant Address: US CA Milpitas
- Assignee: Sandisk Technologies, Inc.
- Current Assignee: Sandisk Technologies, Inc.
- Current Assignee Address: US CA Milpitas
- Agency: THE MARBURY LAW GROUP PLLC
- Main IPC: H10B43/27
- IPC: H10B43/27 ; H10B41/10 ; H10B41/27 ; H10B41/35 ; H10B43/10 ; H10B43/35

Abstract:
A memory device includes an alternating stack of insulating layers and control gate layers, a memory opening vertically extending through the alternating stack, and a memory opening fill structure containing a memory film and a vertical semiconductor channel located within the memory opening. The memory film includes a resonant tunneling barrier stack, a barrier layer, and a memory material layer located between the resonant tunneling barrier stack and the barrier layer. The barrier layer may be a dielectric blocking barrier layer.
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