Granted Patent B2

US 7,088,928 · App. 10/918,166 · Granted Aug 8, 2006

Assignee: Static Control Components, Inc.

Abstract

Claims (87)

1. A method operating an imaging cartridge installed in an imaging device, the imaging cartridge comprising a cartridge chip, the method comprising:

determining, by the cartridge chip, if the imaging device is a first type of imaging device or a second type of imaging device;

operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device; and

operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the step of determining further comprises:

monitoring the sequence of communication signals received by the cartridge chip from the imaging device; and

determining if the imaging device is the first type of imaging device or the second type of imaging device based on the sequence of the communication signals.

2. The method of claim 1 wherein the step of monitoring further comprises:

monitoring a sequence of read or write operations to a memory element of the cartridge chip.

3. A method operating an imaging cartridge installed in an imaging device, the imaging cartridge comprising a cartridge chip, the method comprising:

determining, by the cartridge chip, if the imaging device is a first type of imaging device or a second type of imaging device;

operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device; and

operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the step of determining further comprises:

monitoring the protocol of communication signals received from the imaging device; and

determining if the imaging device is the first type of imaging device or the second type of imaging device based on the protocol of the communication signals.

4. A method operating an imaging cartridge installed in an imaging device, the imaging cartridge comprising a cartridge chip, the method comprising:

determining, by the cartridge chip, if the imaging device is a first type of imaging device or a second type of imaging device;

operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device; and

operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the cartridge chip comprises a memory element and wherein the step of operating the cartridge chip in the first mode of operation further comprises returning a first value to the imaging device when the imaging device reads a predetermined memory location in the memory element; and

wherein the step of operating the cartridge chip in the second mode of operation further comprises returning a second value to the imaging device when the imaging device reads the predetermined memory location in the memory element, said second value differing from said first value.

5. A method operating an imaging cartridge installed in an imaging device, the imaging cartridge comprising a cartridge chip, the method comprising:

determining, by the cartridge chip, if the imaging device is a first type of imaging device or a second type of imaging device;

operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device; and

operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the step of operating the cartridge chip in the first mode of operation further comprises communicating with the imaging device utilizing a first type of communication protocol; and

wherein the step of operating the cartridge chip in the second mode of operation further comprises communicating with the imaging device utilizing a second type of communication protocol, said second communication protocol differing from said first communication protocol.

6. A method operating an imaging cartridge installed in an imaging device, the imaging cartridge comprising a cartridge chip, the method comprising:

determining, by the cartridge chip, if the imaging device is a first type of imaging device or a second type of imaging device;

operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device; and

operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the cartridge chip comprises a memory element and wherein the step of operating the cartridge chip in the first mode of operation further comprises returning a first program to the imaging device when the imaging device reads the memory element; and

wherein the step of operating the cartridge chip in the second mode of operation further comprises returning a second program to the imaging device when the imaging device reads the memory element, said second program differing from said first program.

7. The method of claim 6 wherein the first and second programs each comprise a different toner loading program.

8. A method operating an imaging cartridge installed in an imaging device, the imaging cartridge comprising a cartridge chip, the method comprising:

determining, by the cartridge chip, if the imaging device is a first type of imaging device or a second type of imaging device;

operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device; and

operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the imaging cartridge is adapted for use in both the first type of imaging device and the second type of imaging device.

9. A cartridge chip for use with an imaging cartridge installed in an imaging device, the cartridge chip comprising:

a memory element storing imaging cartridge data; and

a controller for controlling the operation of the cartridge chip and determining if the imaging device is a first type of imaging device or a second type of imaging device, said controller for operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device, said controller for operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the controller is adapted for:

monitoring the sequence of communication signals received by the cartridge chip from the imaging device; and

determining if the imaging device is the first type of imaging device or the second type of imaging device based on the sequence of the communication signals.

10. The cartridge chip of claim 9 wherein the controller is adapted for:

monitoring a sequence of read or write operations to a memory element of the cartridge chip.

11. A cartridge chip for use with an imaging cartridge installed in an imaging device, the cartridge chip comprising:

a memory element storing imaging cartridge data; and

a controller for controlling the operation of the cartridge chip and determining if the imaging device is a first type of imaging device or a second type of imaging device, said controller for operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device, said controller for operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the controller is adapted for:

monitoring the protocol of communication signals received from the imaging device; and

determining if the imaging device is the first type of imaging device or the second type of imaging device based on the protocol of the communication signals.

12. A cartridge chip for use with an imaging cartridge installed in an imaging device, the cartridge chip comprising:

a memory element storing imaging cartridge data; and

a controller for controlling the operation of the cartridge chip and determining if the imaging device is a first type of imaging device or a second type of imaging device, said controller for operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device, said controller for operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the controller is adapted for:

returning a first value to the imaging device when the imaging device reads a predetermined memory location in the memory element if the cartridge chip is operating in the first mode of operation; and

returning a second value to the imaging device when the imaging device reads the predetermined memory location in the memory element if the cartridge chip is operating in the second mode of operation, said second value differing from said first value.

13. A cartridge chip for use with an imaging cartridge installed in an imaging device, the cartridge chip comprising:

a memory element storing imaging cartridge data; and

a controller for controlling the operation of the cartridge chip and determining if the imaging device is a first type of imaging device or a second type of imaging device, said controller for operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device, said controller for operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the controller is adapted for

communicating with the imaging device utilizing a first type of communication protocol when operating the cartridge chip in the first mode of operation; and

communicating with the imaging device utilizing a second type of communication protocol when operating the cartridge chip in the second mode of operation, said second communication protocol differing from said first communication protocol.

14. A cartridge chip for use with an imaging cartridge installed in an imaging device, the cartridge chip comprising:

a memory element storing imaging cartridge data; and

a controller for controlling the operation of the cartridge chip and determining if the imaging device is a first type of imaging device or a second type of imaging device, said controller for operating the cartridge chip in a first mode of operation if the imaging device is the first type of imaging device, said controller for operating the cartridge chip in a second mode of operation if the imaging device is the second type of imaging device,

wherein the controller is adapted for

returning a first program to the imaging device when the imaging device reads the memory element when operating the cartridge chip in the first mode of operation; and

returning a second program to the imaging device when the imaging device reads the memory element when operating the cartridge chip in the second mode of operation, said second program differing from said first program.

15. The cartridge chip of claim 14 wherein the first and second programs each comprise a different toner loading program.

16. A computer program embodied on a computer-readable medium for controlling a cartridge chip comprising a memory element for an imaging cartridge comprising:

a determining code segment for determining if an imaging device is a first type of imaging device or a second type of imaging device; and

an operating code segment for operating the cartridge chip in a first mode of operation if the imaging device is determined to be the first type of imaging device and operating the cartridge chip in a second mode of operation if the imaging device is determined to be the second type of imaging device,

wherein the determining code segment monitors communication signals received by the cartridge chip from the imaging device to determine if the imaging device is the first type of imaging device or the second type of imaging device,

wherein:

the operating code segment returns a first value to the imaging device when the imaging device reads a predetermined memory location in the memory element, if the cartridge chip is operating in the first mode of operation; and

the operating code segment returns a second value to the imaging device when the imaging device reads the predetermined memory location in the memory element, if the cartridge chip is operating in the second mode of operation, said second value differing from said first value.

17. A computer program embodied on a computer-readable medium for controlling a cartridge chip comprising a memory element for an imaging cartridge comprising:

a determining code segment for determining if an imaging device is a first type of imaging device or a second type of imaging device; and

an operating code segment for operating the cartridge chip in a first mode of operation if the imaging device is determined to be the first type of imaging device and operating the cartridge chip in a second mode of operation if the imaging device is determined to be the second type of imaging device,

wherein the determining code segment monitors communication signals received by the cartridge chip from the imaging device to determine if the imaging device is the first type of imaging device or the second type of imaging device,

wherein:

the operating code segment selects a first page of memory stored in the memory element for memory accesses by the imaging device, if the cartridge chip is operating in the first mode of operation; and

the operating code segment selects a second page of memory stored in the memory element for memory accesses by the imaging device, if the cartridge chip is operating in the second mode of operation, the content of the first page of memory at least partially differing from the content of the second page of memory.

Assignments (8)

Continuity (1)