Input device and data transmission method thereof

• US 8,949,495 B1
• Filed: 12/18/2013
• Issued: 02/03/2015
• Est. Priority Date: 09/18/2013
• Status: Active Grant

• Current Assignee: Dexin Corporation
• Original Assignee: Dexin Corporation
• Inventors: Chen, Shu-Sheng
• Primary Examiner(s): Snyder, Steven
• Application Number:
  US14/132,766
• Time in Patent Office: 412 Days
• Field of Search: None
• US Class Current: 710/73
• CPC Class Codes: G06F 13/105 where the programme performs an input/output emulation function
• CPC Class Codes: G06F 13/18 based on priority control G06F13/1605 takes precedence
• CPC Class Codes: G06F 13/28 using burst mode transfer, e.g. direct memory access DMA, cycle steal G06F13/32 takes precedence
• CPC Class Codes: G06F 13/4265 on a point to point bus G06F13/4247, G06F13/4282 take precedence
• CPC Class Codes: G06F 3/0227 Cooperation and interconnection of the input arrangement with other functional units of a computer G06F3/023 - G06F3/037 take precedence
• CPC Class Codes: G06F 3/038 Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• CPC Class Codes: G06F 3/0383 Signal control means within the pointing device
• CPC Class Codes: G06F 3/04886 by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus

Abstract

An input device with parallel multi-tasking capabilities is disclosed. The input device comprises a controller, a data assigning unit and a plurality of first communication end-points. The input device declares the plurality of first communication end-points as virtual peripheral devices with equivalent performance. When the input device is electrically connected to a host for data communication, the virtual peripheral devices with equivalent performance and a plurality of second communication end-points are respectively establish communication link of point-to-point correspondingly, so that the plurality of second communication end-points receive a plurality of operation slave data for reducing data communication time.

Claims

1. A human input device with parallel multi-tasking capabilities, comprising:

a controller, receiving at least an operation instruction and transforming the operation instruction into an operation master data;

a data assigning unit, electrically connected to the controller, the data assigning unit receiving and dividing the operation master data into a plurality of operation slave data; and

a plurality of first communication end-points, electrically connected to the data assigning unit and the controller in parallel, the first communication end-points respectively receiving the operation slave data, wherein the human input device declares the first communication end-points as a plurality of virtual peripheral devices with equivalent performance;

wherein when the human input device is electrically connected to a host for a data communication, the virtual peripheral devices with equivalent performance and a plurality of second communication end-points inside the host respectively establish a point-to-point communication connection correspondingly, such that the second communication end-points respectively receive the operation slave data in parallel so as to reduce data communication time and via a data synthesizing unit inside the host the operation slave data is synthesized into the operation master data.

2. The human input device according to claim 1, wherein the virtual peripheral devices with equivalent performance transmit the operation slave data to the second communication end-points corresponding respectively with a data report rate.

3. The human input device according to claim 1, wherein a total data report rate of the input device is proportional to an amount of the virtual peripheral devices with equivalent performance, so as to increase an efficiency of the input device and reduce an overflow of a digital signal processing chip.

4. The human input device according to claim 1, further comprising:

a data memory, electrically connected to the controller, the data memory used for storing a firmware program, wherein the controller declares the first communication end-points as the virtual peripheral devices with equivalent performance via execution of the firmware program.

5. The human input device according to claim 1, wherein the input device is a mouse, a keyboard, or a headphone.

6. The human input device according to claim 4, wherein the data memory is an erasable programmable read-only memory.

7. The human input device according to claim 1, wherein before the operation slave data is transmitted to the host, the operation slave data is temporarily stored in the virtual peripheral devices with equivalent performance.

8. A data transmission method, used for a human input device with parallel multi-tasking capabilities, the human input device comprising a controller, a data assigning unit and a plurality of first communication end-points, the data assigning unit electrically connected to the controller, the first communication end-points electrically connected to the data assigning unit and the controller in parallel, the data transmission method comprising:

receiving at least one operation instruction, transforming the operation instruction into an operation master data and declaring the first communication end-points as a plurality of virtual peripheral devices with equivalent performance, via the controller;

receiving and dividing the operation master data into a plurality of operation slave data via the data assigning unit;

receiving the operation slave data respectively via the first communication end-points; and

respectively establishing a point-to-point communication connection correspondingly between the virtual peripheral devices with equivalent performance and a plurality of second communication end-points inside a host respectively such that the second communication end-points respectively receive the operation slave data in parallel when the human input device is electrically connected to the host for a data communication.

9. The data transmission method according to claim 8, comprising:

synthesizing the operation slave data into the operation master data via a data synthesizing unit inside the host.

10. The data transmission method according to claim 8, wherein the virtual peripheral devices with equivalent performance transmit the operation slave data to the second communication end-points corresponding respectively with a data report rate.

11. The data transmission method according to claim 8, wherein a total data report rate of the human input device is proportional to an amount of the virtual peripheral devices with equivalent performance, so as to increase an efficiency of the human input device and reduce an overflow of a digital signal processing chip.

12. The data transmission method according to claim 8, the human input device further comprising:

a data memory, electrically connected to the controller, the data memory used for storing a firmware program, wherein the controller declares the first communication end-points as the virtual peripheral devices with equivalent performance via execution of the firmware program.

13. The data transmission method according to claim 8, wherein the human input device is a mouse, a keyboard or a headphone.