Computer input device with bluetooth hand-free handset

• US 20060009154A1
• Filed: 11/17/2004
• Published: 01/12/2006
• Est. Priority Date: 07/08/2004
• Status: Active Grant

• Current Assignee: Accton Technology Corporation
• Original Assignee: Blue Expert Technology Corporation
• Inventors: Tung, Chia-Chun
• Granted Patent: US 7,308,231 B2
• Time in Patent Office: Days
• US Class Current: 455/41.200
• CPC Class Codes: G06F 3/03543 Mice or pucks G06F3/03541 takes precedence
• CPC Class Codes: G06F 3/038 Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• CPC Class Codes: G06F 3/16 Sound input; Sound output speech processing G10L
• CPC Class Codes: H04M 1/6066 including a wireless connection
• CPC Class Codes: H04M 2250/02 including a Bluetooth interface

Abstract

The invention discloses a computer input device with Bluetooth hand-free handset comprises: an electric source module, for providing power to the computer input device, comprising a voltage step-up circuit and a battery, in which the battery can be an one-time-battery or a rechargeable battery used as the electric source for the computer input device; an optical mouse circuit, for detecting movement vector caused by a movement of the computer input device by the principles of optical transmitting and receiving; a Bluetooth module, coupled to the optical mouse circuit, wherein the module is further connected to an antenna for transmitting/receiving signals, a power LED for indicating whether the computer input device is powered, and a link LED for indicating whether the computer input device is in a communication state; an echo cancellation circuit, coupled to the Bluetooth module and used for canceling echoes of audio signals; a sound receptor, coupled to the echo cancellation circuit for receiving the audio signals; an audio signal amplifying circuit, coupled to the echo cancellation circuit for receiving and amplifying the audio signals outputted from the echo cancellation circuit; and a loudspeaker, coupled to the audio signal amplifying circuit for playing sounds corresponding to the audio signals from the audio signal amplifying circuit.

Claims

1. A computer input device with Bluetooth hand-free handset, capable of matching and communicating with a Bluetooth-enabled wireless communication device, comprising:

an electric source module, for providing power to the computer input device;

an optical mouse circuit, for detecting a movement vector caused by a movement of the computer input device by principles of optical transmitting and receiving;

a Bluetooth module, coupled to the optical mouse circuit, wherein the Bluetooth module is connected to an antenna for transmitting/receiving signals;

an echo cancellation circuit, coupled to the Bluetooth module and used for canceling echoes of audio signals;

a sound receptor, coupled with the echo cancellation circuit for receiving the audio signal;

an audio signal amplifying circuit, coupled to the echo cancellation circuit and used for receiving and amplifying the audio signal outputted from the echo cancellation circuit;

a loudspeaker, coupled to the audio signal amplifying circuit coupled to the audio signal amplifying circuit for playing sounds corresponding to the audio signals from the audio signal amplifying circuit.

2. The computer input device as recited in claim 1, wherein the electric source module further comprises a voltage step-up circuit.

3. The computer input device as recited in claim 1, wherein the electric source module employ a power supply selected from one of the following:

an one-time-battery or a rechargeable battery.

4. The computer input device as recited in claim 1, wherein the Bluetooth module further connected to a power LED and a link LED.

5. The computer input device as recited in claim 1, wherein the computer input device is substantially a Bluetooth optical mouse.

6. The computer input device as recited in claim 1, wherein the Bluetooth-enabled wireless communication device is a device selected form the group consisting of a mobile phone, a computer with built-in Bluetooth module, and a computer with external Bluetooth module.

7. A computer input device with Bluetooth hand-free handset, capable of matching and communicating with a Bluetooth-enabled wireless communication device, comprising:

an electric source module, for providing power to the computer input device;

an input driving circuit, for receiving signals inputted by a user and converting/transferring the same to a computer;

a Bluetooth module, coupled to the input driving circuit, wherein the Bluetooth module is connected to an antenna for transmitting/receiving signals;

an echo cancellation circuit, coupled to the Bluetooth module and used for canceling echoes of audio signals;

a sound receptor, coupled with the echo cancellation circuit for receiving the audio signal;

an audio signal amplifying circuit, coupled to the echo cancellation circuit and used for receiving and amplifying the audio signal outputted from the echo cancellation circuit;

a loudspeaker, coupled to the audio signal amplifying circuit coupled to the audio signal amplifying circuit for playing sounds corresponding to the audio signals from the audio signal amplifying circuit.

8. The computer input device as recited in claim 7, wherein the electric source module further comprises a voltage step-up circuit.

9. The Bluetooth wireless input device as recited in claim 7, the electric source module employ a power supply selected from one of the following:

an one-time-battery or a rechargeable battery.

10. The computer input device as recited in claim 7, wherein the Bluetooth module further connected to a power LED and a link LED.

11. The computer input device as recited in claim 7, wherein the Bluetooth wireless computer input device is substantially a Bluetooth keyboard.

12. The computer input device as recited in claim 7, wherein the Bluetooth-enabled wireless communication device is a device selected form the group consisting of a mobile phone, a computer with built-in Bluetooth module, and a computer with external Bluetooth module.