Biosensing device

• US 20080014120A1
• Filed: 09/05/2006
• Published: 01/17/2008
• Est. Priority Date: 07/17/2006
• Status: Abandoned Application

• Current Assignee: EPS Bio Technology Corp.
• Original Assignee: EPS Bio Technology Corp.
• Inventors: Yuan, Wen Ching, Chiu, Murphy
• Application Number:
  US11/514,849
• Publication Number:
  US 20080014120A1
• Time in Patent Office: Days
• US Class Current: 422/82.05
• CPC Class Codes: G01N 21/8483 Investigating reagent band test-element handling not specific to a test method G01N33/4875; analytical elements specific to chemical analysis of biological material G01N33/52; autometer with reagent band G01N35/04

Abstract

A biosensing device includes: a routing matrix, electrically connected to a testing strip; a sensors and actuators group, electrically connected to the routing matrix; a processing module, electrically connected to the routing matrix, and an in-system programming interface. The processing module includes a processing unit and a storage device storing application software. The in-system programming interface is electrically connected to the processing module, for connecting to an external in-system programmer and utilizing the in-system programmer to update the application software; wherein the processing unit executes the application software, updated through in-system programming interface, to control the sensors and actuators group for measuring the testing strip to generate a biosensing result.

Claims

1. A biosensing device for measuring a testing strip to generate a measurement result, the biosensing device comprising:

a sensors and actuators group;

a processing module comprising;

a storage device storing an application software; and

a processing unit, electrically connected to the storage device;

a routing matrix, comprising a plurality of connecting ends and a plurality of switch devices, the plurality of connecting ends are respectively electrically connected to the testing strip, the processing module, and the sensors and actuators group; and

an in-system programming interface, electrically connected to the processing module, for connecting to an in-system programmer to utilize the in-system programmer to update the application software;

wherein the processing unit executes the updated application software updated by the in-system programmer to control the plurality of switch devices inside the routing matrix to change electrical connections among the sensors and actuators group, the processing module, and the testing strip in order to utilize the sensors and actuators group to measure the testing strip and process a sensing result of the sensors and actuators group to generate the measuring result.

2. The biosensing device of claim 1, wherein the sensors and actuators group comprises an exciting voltage source, a sensing amplifier, a temperature sensor, and an analog-to-digital converter, respectively electrically connected to the connecting ends of the routing matrix;

wherein the processing unit executes the application software updated through the in-system programming interface to controlling a combination of the exciting voltage source, the sensing amplifier, the temperature sensor, and the analog-to-digital converter through the routing matrix to measure the testing strip such that the measuring result is generated.

3. The biosensing device of claim 2, wherein the processing executes the application software updated through the in-system programming interface to control the exciting voltage source to trigger the testing strip to generate a reaction result, to control the sensing amplifier and the analog-to-digital converter to transform the action result into a digital signal, to control the temperature sensor and the analog-to-digital converter to generate a digital temperature signal, and to process the digital signal and the digital temperature signal to generate the measurement result.

4. The biosensing device of claim 1, wherein the processing unit is a microprocessor.

5. The biosensing device of claim 1, wherein the storage device is a memory.

6. The biosensing device of claim 5, wherein the memory is a read-only memory (ROM) or a random access memory (RAM).

7. The biosensing device of claim 1, wherein the in-system programming interface is a JTAG interface.

8. The biosensing device of claim 1, wherein the routing matrix comprises a fixed circuit.

9. The biosensing device of claim 1, wherein the routing matrix is implemented by jumper wires.

10. The biosensing device of claim 1, wherein the routing matrix is a programmable routing matrix.

11. The biosensing device of claim 1, wherein the switch devices are capable of being implemented by transistors, transmission gates, or relays.