公开(公告)号：US20240095509A1

公开(公告)日：2024-03-21

申请号：US18520500

申请日：2023-11-27

Applicant: Silicon Storage Technology, Inc.

Inventor： Hieu Van Tran ,  STANLEY HONG ,  ANH LY ,  THUAN VU ,  HIEN PHAM ,  KHA NGUYEN ,  HAN TRAN

IPC: G06N3/065 ,  G06F17/16 ,  G06N3/04

CPC classification number: G06N3/065 ,  G06F17/16 ,  G06N3/04

Abstract: In one example, a neural network device comprises a first plurality of synapses configured to receive a first plurality of inputs and to generate therefrom a first plurality of outputs, wherein the first plurality of synapses comprises a plurality of memory cells, each of the plurality of memory cells configured to store a weight value corresponding to a number of electrons on its floating gate and the plurality of memory cells are configured to generate the first plurality of outputs based upon the first plurality of inputs and the stored weight values.

公开(公告)号：US20240127890A1

公开(公告)日：2024-04-18

申请号：US18536147

申请日：2023-12-11

Applicant: Silicon Storage Technology, Inc.

Inventor： Hieu Van Tran ,  THUAN VU ,  STANLEY HONG ,  STEPHEN TRINH ,  ANH LY ,  NHAN DO ,  MARK REITEN

IPC: G11C16/08 ,  G11C11/54 ,  G11C16/24

CPC classification number: G11C16/08 ,  G11C11/54 ,  G11C16/24 ,  G11C2216/04

Abstract: In one example, a non-volatile memory system, comprises an array of non-volatile memory cells arranged in rows and columns, each non-volatile memory cell comprising a source and a drain; a plurality of bit lines, each of the plurality of bit lines coupled to the drain or each non-volatile memory cell in a column of non-volatile memory cells; a source line coupled to the source of each non-volatile memory cell; and an adaptive bias decoder for providing a voltage to an erase gate line of the array during an operation, wherein the adaptive bias decoder adjusts the voltage provided to the erase gate line in response to changes in a voltage of the source line.

公开(公告)号：US20220336010A1

公开(公告)日：2022-10-20

申请号：US17856839

申请日：2022-07-01

Applicant: Silicon Storage Technology, Inc.

Inventor： Hieu Van Tran ,  THUAN VU ,  STEPHEN TRINH ,  STANLEY HONG ,  ANH LY ,  STEVEN LEMKE ,  VIPIN TIWARI ,  NHAN DO

IPC: G11C11/54 ,  G11C16/04 ,  G11C16/08 ,  G11C16/16 ,  G11C16/34 ,  G06N3/063 ,  G11C16/10

Abstract: Numerous examples for performing tuning of a page or a word of non-volatile memory cells in an analog neural memory are disclosed. In one example, an analog neural memory system comprises an array of non-volatile memory cells arranged into rows and columns, each non-volatile memory cell comprising a word line terminal, a bit line terminal, and an erase gate terminal; a plurality of word lines, each word line coupled to word line terminals of a row of non-volatile memory cells; a plurality of bit lines, each bit line coupled to bit line terminals of a column of non-volatile memory cells; and a plurality of erase gate enable transistors, each erase gate enable transistor coupled to erase gate terminals of a word of non-volatile memory cells.

公开(公告)号：US20220336011A1

公开(公告)日：2022-10-20

申请号：US17857113

申请日：2022-07-04

Applicant: Silicon Storage Technology, Inc.

Inventor： Hieu Van Tran ,  THUAN VU ,  STEPHEN TRINH ,  STANLEY HONG ,  ANH LY ,  STEVEN LEMKE ,  VIPIN TIWARI ,  NHAN DO

IPC: G11C11/54 ,  G11C16/04 ,  G11C16/08 ,  G11C16/16 ,  G11C16/34 ,  G06N3/063 ,  G11C16/10

Abstract: Numerous examples for performing tuning of a page or a word of non-volatile memory cells in an analog neural memory are disclosed. In one example, a method comprises programming a word or page of non-volatile memory cells in an analog neural memory system; and identifying any fast bits in the word or page of non-volatile memory cells.

公开(公告)号：US20210342682A1

公开(公告)日：2021-11-04

申请号：US17367633

申请日：2021-07-06

Applicant: Silicon Storage Technology, Inc.

Inventor： Hieu Van Tran ,  STANLEY HONG ,  ANH LY ,  THUAN VU ,  HIEN PHAM ,  KHA NGUYEN ,  HAN TRAN

IPC: G06N3/063 ,  G06N3/04 ,  G06F17/16

Abstract: Numerous embodiments of decoders for use with a vector-by-matrix multiplication (VMM) array in an artificial neural network are disclosed. The decoders include bit line decoders, word line decoders, control gate decoders, source line decoders, and erase gate decoders. In certain embodiments, a high voltage version and a low voltage version of a decoder is used.

公开(公告)号：US20200342938A1

公开(公告)日：2020-10-29

申请号：US16503355

申请日：2019-07-03

Applicant: Silicon Storage Technology, Inc.

Inventor： HIEU VAN TRAN ,  THUAN VU ,  STANLEY HONG ,  STEPHEN TRINH ,  ANH LY ,  HAN TRAN ,  KHA NGUYEN ,  HIEN PHAM

IPC: G11C11/56 ,  G11C11/16 ,  G11C11/4074 ,  G06F17/16 ,  G06N3/06

Abstract: Various embodiments of word line decoders, control gate decoders, bit line decoders, low voltage row decoders, and high voltage row decoders and various types of physical layout designs for non-volatile flash memory arrays in an analog neural system are disclosed. Shared and segmented embodiments of high voltage row decoders are disclosed.

公开(公告)号：US20210295907A1

公开(公告)日：2021-09-23

申请号：US17024410

申请日：2020-09-17

Applicant: Silicon Storage Technology, Inc.

Inventor： HIEU VAN TRAN ,  THUAN VU ,  STEPHEN TRINH ,  STANLEY HONG ,  ANH LY ,  STEVEN LEMKE ,  VIPIN TIWARI ,  NHAN DO

IPC: G11C11/54 ,  G11C16/04 ,  G11C16/08 ,  G11C16/10 ,  G11C16/16 ,  G11C16/34 ,  G06N3/063

Abstract: Numerous embodiments for performing tuning of a page or a word of non-volatile memory cells in an analog neural memory are disclosed. High voltage circuits used to generate high voltages applied to terminals of the non-volatile memory cells during the precision tuning process are also disclosed. Programming sequences for the application of the voltages to the terminals to minimize the occurrence of disturbances during tuning are also disclosed.

公开(公告)号：US20210280240A1

公开(公告)日：2021-09-09

申请号：US16987101

申请日：2020-08-06

Applicant: Silicon Storage Technology, Inc.

Inventor： Hieu Van Tran ,  Thuan VU ,  STEPHEN TRINH ,  STANLEY HONG ,  ANH LY ,  VIPIN Tiwari

IPC: G11C11/54 ,  G11C16/28 ,  G11C16/04 ,  H03F3/00 ,  H03M1/16 ,  H03M1/38 ,  G06N3/063

Abstract: Numerous embodiments of analog neural memory arrays are disclosed. In one embodiment, an analog neural memory system comprises an array of non-volatile memory cells, wherein the cells are arranged in rows and columns, the columns arranged in physically adjacent pairs of columns, wherein within each adjacent pair one column in the adjacent pair comprises cells storing W+ values and one column in the adjacent pair comprises cells storing W− values, wherein adjacent cells in the adjacent pair store a differential weight, W, according to the formula W=(W+)−(W−). In another embodiment, an analog neural memory system comprises a first array of non-volatile memory cells storing W+ values and a second array storing W− values.

公开(公告)号：US20210257023A1

公开(公告)日：2021-08-19

申请号：US17199243

申请日：2021-03-11

Applicant: Silicon Storage Technology, Inc.

Inventor： HIEU VAN TRAN ,  ANH LY ,  THUAN VU ,  STANLEY HONG ,  FENG ZHOU ,  XIAN LIU ,  NHAN DO

IPC: G11C13/00 ,  H01L45/00 ,  H01L27/24 ,  G11C7/06

Abstract: Numerous embodiments of circuitry for a set-while-verify operation and a reset-while verify operation for resistive random access memory cells are disclosed. In one embodiment, a set-while-verify circuit for performing a set operation on a selected RRAM cell in the array applies a combination of voltages or current to a bit line, word line, and source line associated with the selected RRAM cell and stops said applying when the set operation is complete. In another embodiment, a reset-while-verify circuit for performing a reset operation on a selected RRAM cell in the array applies a combination of voltages or current to a bit line, word line, and source line associated with the selected RRAM cell and stops said applying when the reset operation is complete.