IP Library Granted Patent US 7,359,278
Granted Patent B2
US 7,359,278 · App. 11/009,557 · Granted Apr 15, 2008

Method for producing an integrated memory module

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Quick Facts
Patent No.
US 7,359,278
App. No.
11/009,557
Granted
Apr 15, 2008
Kind
B2
Abstract

A method for producing an integrated memory module containing a command decoding device that responds to external operation commands to set operating states of the memory module for carrying out operations in accordance with a predetermined specification of the memory module. The command decoding device is formed with a decision memory containing memory locations M i,j , the storage capacity of which suffices to receive, for an arbitrary specification from a plurality of different specifications, a decision information item specifying whether or how the second operation command of selected pairs of two directly successive operation commands is to be executed. After integration of the command decoding device thus formed, the decision information items demanded in the case of the predetermined specification are written to the memory locations of the decision memory.

Claims (40)

1. A method for forming an integrated memory module, comprising:

forming a plurality of data memory cells;

forming a control device for controlling access to the plurality of memory cells; and

forming a command decoding device for receiving external operation commands and selectively providing received operation commands to the control device, wherein the command decoding device is programmable to a predetermined specification from a plurality of different specifications available on the memory module, each of the plurality of different specifications setting an operating state of the memory module for carrying out the received operation commands, and wherein the command decoding device is formed to comprise a decision memory, which contains an assigned memory location (M i,j ) for each of a selected set of pairs of two directly successive operation commands that can be applied given an arbitrary specification from the plurality of different specifications for the memory module.

2. The method of claim 1 , wherein the command decoding device is formed to further comprise:

a storage capacity of each memory location (M i,j ) sufficient to receive, for the arbitrary specifications, a decision information item specifying handling of a succeeding operation command of two successive operation commands, wherein the memory locations of the decision memory is programmable with the decision information items according to the predetermined specification;

a holding device for buffer-storing each received external operation command until reception of the succeeding operation command;

an addressing device, which, upon reception of the succeeding operation command, addresses that memory location which is assigned to the two successive operation commands; and

a command processing device for setting the operating states of the memory module in accordance with the decision information item contained in the addressed memory location M i,j .

3. The method of claim 2 , wherein the memory locations of the decision memory are formed to comprise a plurality of binary memory elements and wherein each binary memory element is set to one of a first binary state “1” and a second binary state “0” which are determined by a connection to one of a high logic potential and a low logic potential, respectively.

4. The method of claim 3 , wherein the connection is a low-impedance connection formed by metallization in an upper metallization plane of the memory module.

5. The method of claim 3 , wherein the connection is a low-impedance connection formed by manipulation of a fuse element.

6. The method of claim 3 , wherein the memory module is programmed by setting the binary memory elements in a late stage of production prior to packaging the memory module in a housing.

7. The method of claim 3 , wherein the memory module is programmed by setting the binary memory elements after the memory module has been packaged in a housing.

8. An integrated memory module, comprising:

a plurality of data memory cells;

a control device for controlling access to the plurality of memory cells; and

a command decoding device for receiving external operation commands and selectively providing received operation commands to the control device, wherein the command decoding device is programmable to a predetermined specification from a plurality of different specifications available on the memory module, each of the plurality of different specifications setting an operating state of the memory module for carrying out the received operation commands, and wherein the command decoding device comprises a decision memory, which contains an assigned memory location (M i,j ) for each of a selected set of pairs of two directly successive operation commands that can be applied given an arbitrary specification from the plurality of different specifications for the memory module.

9. The memory module of claim 8 , wherein the command decoding device comprises:

a storage capacity of each memory location (M i,j ) sufficient to receive, for the arbitrary specifications, a decision information item specifying handling of a succeeding operation command of two successive operation commands, wherein the memory locations of the decision memory is programmable with the decision information items according to the predetermined specification;

a holding device for buffer-storing each received external operation command until reception of the succeeding operation command;

an addressing device, which, upon reception of the succeeding operation command, addresses that memory location which is assigned to the two successive operation commands; and

a command processing device for setting the operating states of the memory module in accordance with the decision information item contained in the addressed memory location M i,j .

10. The memory module of claim 9 , wherein the memory locations of the decision memory comprise a plurality of binary memory elements.

11. The memory module of claim 10 , wherein each binary memory element is set to one of a first binary state “1” and a second binary state “0” which are determined by a connection to one of a high logic potential and a low logic potential, respectively.

12. The memory module of claim 11 , wherein the connection is a low-impedance connection formed by metallization in an upper metallization plane of the memory module.

13. The memory module of claim 11 , wherein the connection is a low-impedance connection formed by manipulation of a fuse element.

14. The memory module of claim 11 , wherein the memory module is programmed by setting the binary memory elements in a late stage of production prior to packaging the memory module in a housing.

15. The memory module of claim 11 , wherein the memory module is programmed by setting the binary memory elements after the memory module has been packaged in a housing.

16. The memory module of claim 9 , wherein the decision memory include decision memory cells only for command pairs in which the succeeding operation command is to be handled differently in the case of different specifications.

17. A method for producing an integrated memory module, comprising:

forming a command decoding device that responds to external operation commands to set operating states of the memory module for carrying out operations in accordance with a predetermined specification for the memory module, the command device comprising:

a decision memory, which contains an assigned memory location (M i,j ) for each of a selected set of pairs of two directly successive operation commands that can be applied given an arbitrary specification from m different specifications of the memory module, the storage capacity of which memory location suffices to receive, for the arbitrary specifications, a decision information item specifying handling of a succeeding operation command of two successive operation commands;

a holding device for buffer-storing each received external operation command until reception of the succeeding operation command;

an addressing device, which, upon reception of the succeeding operation command, addresses that memory location (M i,j ) which is assigned to the two successive operation commands and a buffer-stored predecessor command; and

a processing device, which sets the operating states of the memory module in accordance with the decision information item contained in the addressed memory location (M i,j ); and

programming the memory locations of the decision memory with the decision information items according to the predetermined specification.

18. The method of claim 17 , wherein the memory locations M i,j of the decision memory are formed with binary memory elements, the binary states of which are determined by connections to one of two logic potentials.

19. The method of claim 18 , wherein the connections are low-impedance connections formed by metallizations in an upper metallization plane of the memory module.

20. The method of claim 18 , wherein the connections are low-impedance connections formed by manipulation of fuse elements.

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 16, 2015
From: INFINEON TECHNOLOGIES AG
To: POLARIS INNOVATIONS LIMITED
Reel/Frame 036877/0513 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 8, 2015
From: QIMONDA AG
To: INFINEON TECHNOLOGIES AG
Reel/Frame 035623/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 15, 2010
From: INFINEON TECHNOLOGIES AG
To: QIMONDA AG
Reel/Frame 023853/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 11, 2005
From: FISCHER, HELMUT
To: INFINEON TECHNOLOGIES AG
Reel/Frame 015770/0967 →