CN201075204Y

CN201075204Y - Wireless midair mouse

Info

Publication number: CN201075204Y
Application number: CNU2007201206153U
Authority: CN
Inventors: 孙学林
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-07
Filing date: 2007-06-07
Publication date: 2008-06-18
Anticipated expiration: 2017-06-07

Abstract

The utility model discloses a wireless air mouse and comprises a hand-hold emitting device and a receiving device, wherein, the emitting device comprises an emitting control unit, an RF emitting module with an emitting antenna, and a gyroscope that is used for detecting an offset signal and an action signal of the hand-hold emitting device; furthermore, the emitting control unit is connected with the RF emitting module, and an operational amplifier is connected between the output end of the gyroscope and the emitting control unit; the receiving device comprises a receiving control unit, an RF receiving module used for demodulating and receiving signals, and a USB interface that is used for transmitting data to computers, the receiving control unit is connected with the RF receiving module, and the input end of the RF receiving module is connected with a receiving antenna, and the receiving control unit is connected with computers through the USB interface. The utility model adopts the gyroscope for detecting offset and action signals of the mouse and wirelessly transmits the signals, and consequently the utility model can be used separately from a desktop, has comfortable hand feeling for hand-hold operations and is convenient; furthermore, the utility model fully avoids defects of a traditional mouse which needs to be operated by adopting still desktop as the reference, and simultaneously the utility model has function of ferules.

Description

A kind of wireless air mouse

Technical field

The utility model relates to the computer data input equipment, it specifically is a kind of wireless air mouse with the radio transmission operations instruction, it needn't move on the objects of reference such as stationary tabletop that conventional mouse needs, and realizes the coordinate displacement and the keypress function operation of conventional mouse by hand-held.

Background technology

Mouse is the input tool that computer nowadays must be joined, and the operation of computing machine is brought great convenience.Existing mouse kind is more, and as roller-ball mouse, infrared and radio mouse, wireless mouse etc., wired mouse lines generally uses the wire rod can be very not long, can only be in certain distance operation; And wireless mouse occurs making mouse no longer to be fettered by cable, has brought convenience to people.

Conventional mouse such as existing roller-ball mouse, infrared and radio mouse, wireless mouse, body is bigger, all need be with static desktop etc. as object of reference, hold the mouse operations such as realizing coordinate displacement of sliding on the table, because of contacting with desktop for a long time, it is insensitive that meeting accumulation dust usually causes mouse to move, and needs regularly cleaning.

Simultaneously, hold mouse and be with some worries in desktop operated again to people, long meeting service time causes wrist to knot, ache, and work efficiency descends.

The utility model wireless air mouse is to realize like this.It comprises:

A hand-held transmit device, this hand-held transmit device comprises: be used for the sending controling unit to operation instruction to code, be used to send the RF sending module that instructs, has transmitting antenna behind the coding, and be used to detect the displacement signal of hand-held transmitter and the gyroscope of actuating signal, sending controling unit is connected with the RF sending module by FPDP, control corresponding port, connects operational amplifier between gyrostatic output and the sending controling unit; And,

A receiving trap, this receiving trap comprises: receive the RF receiver module of control module, demodulated received signal and be used to transmit the USB interface of data to computer, receiving control module is connected with the RF receiver module by FPDP, control corresponding port, RF receiver module input end connects receiving antenna, receives control module and is connected to computer by USB interface.

Wherein, an input end of the sending controling unit in the hand-held transmit device can meet ID to the sign indicating number key, and reception control module one input end of receiving trap also meets corresponding ID to the sign indicating number key, is used for both and carries out channel to code operations.

In receiving trap, also can be connected to storer between RF receiver module and the reception control module, be used for storage storage correlative code and ID sign indicating number.

Hand-held transmit device of the present utility model and receiving trap constitute the wireless air mouse, receiving trap and hand-held transmit device are by wireless connections, receiving trap receives displacement signal and the actuating signal that the hand-held emitter transmits, and sends computer after the decoding to and makes vernier finish corresponding action.

The hand-held transmit device can use by taken away from desktop by the displacement signal and the actuating signal of its gyroscope detection hand-held transmitter, hand-held comfortable feel, convenience, and having avoided conventional mouse fully need be the drawback of object of reference operation with static desktop.

Bar-shaped housing front end at the hand-held transmitter is installed laser lamp, makes the hand-held transmitter have the function of teacher's pointer simultaneously, is particularly suitable for meeting, puts shadow, occasions uses such as family's TV online office, teaching speech.

Description of drawings

Fig. 1 is the receiving trap theory diagram of the utility model wireless air mouse;

Fig. 2 is the dispensing device theory diagram of the utility model wireless air mouse;

Fig. 3 is Fig. 1 receiving trap embodiment circuit diagram;

Fig. 4 is Fig. 2 dispensing device embodiment circuit diagram;

Fig. 5 is its hand-held transmit device example structure synoptic diagram;

Fig. 6 is its receiving trap example structure synoptic diagram.

Embodiment

Below in conjunction with accompanying drawing the utility model is further specified.

Shown in Fig. 1-2, the utility model wireless air mouse comprises a hand-held transmit device and a receiving trap.

Fig. 2 hand-held transmit device comprises: be used for the MCU sending controling unit 23 to operation instruction to code, be used for sending the instruction of coding back, the RF sending module 22 that has transmitting antenna 21, and be used to detect the displacement signal of hand-held transmitter and the gyroscope 26 of actuating signal, the X of gyroscope 26, connect operational amplifier 27 between Y-signal output and the MCU sending controling unit 23, the MCU sending controling unit passes through FPDP, the control corresponding port is connected with the RF sending module, and cursor moves start key, acknowledgement key, function key and ID are connected to the respective input of sending controling unit 23 respectively to sign indicating number key etc. 25.It is power supply that sending controling unit 23 also can articulate

storer

24,28, can adopt 3.3V dc-battery etc.

Gyroscope 26 in the hand-held transmit device is quartzy mechanical gyroscope, electronic gyroscope etc.

Gyroscope 26 in the hand-held transmit device also can adopt obliquity sensor, or angular-rate sensor, or acceleration transducer waits and realizes.

The embodiment circuit diagram of Fig. 2 dispensing device is seen Fig. 4.Electronic gyroscope 29 adopts IDG-300 type gyroscope (being the U5 among Fig. 4), it is used to detect the angular velocity of X, Y direction, electronic gyroscope is under the state that with the y axle is the center rotation, when having torsional interaction to piezoelectric transducer on the direction that perpendicular to the y axle is rotary middle spindle, produce rotary middle spindle and differ 90 in direction with this power " direction on the result that rotates be that the track at center 0 is shifted.Gyroscope can be by will further amplifying owing to the flexible variation of the piezoelectric transducer that displacement produced of this circular motion outputs to amplifier 27 as the variation of voltage.Amplifier 27 is a dual operational amplifier, as NJM2115 etc., i.e. and U7-A among Fig. 4, U7-B, X, the Y voltage signal of this dual operational amplifier output sent into sending controling unit and handled.

Sending controling unit adopts SN8P2714S028 chip (being the U2 among Fig. 4), cursor to move start key, acknowledgement key, function key and ID are connected to SN8P2714S028 respectively to sign indicating number key etc. respective input.RF sending module 22 adopts RF 2.4G sending modules, as the NRF2401 chip etc.The SN8P2714S028 chip is connected with the NRF2401 chip by FPDP, control corresponding port.Gyroscope can be followed manual direction rotation change output X, Y voltage signal when using mouse, and signal is amplified into the MCU transmit control device and signal is carried out processing such as corresponding encoded, launches by RF sending module, antenna.

Fig. 1 receiving trap comprises: MCU receives the RF receiver module 12 of control module 13, demodulated received signal and is used to transmit the usb 17 of data to computer, receiving control module 13 is connected with RF receiver module 12 by FPDP, control corresponding port, RF receiver module 12 input ends connect receiving antenna 11, receive control module 13 and are connected to computer 18 by usb 17.

In the receiving trap, MCU receives control module 13 1 input ends can meet ID to sign indicating number key etc. 15, and an input end of the MCU sending controling unit 23 in the hand-held transmit device also meets ID to sign indicating number key 25, is used for both and carries out channel to code operations.

In receiving trap, also can be connected to storer 14 between RF receiver module 12 and the reception control module 13, when work, can store correlative code and the identification of ID sign indicating number.

Fig. 3 is Fig. 1 receiving trap embodiment circuit diagram.RF receiver module 12 is a RF 2.4G receiver module, as NRF2401 chip (being the U4 of Fig. 3) etc.Receive control module 13 and adopt SN8P2202S chip (being the U2 of Fig. 3).Usb 17 is a general USB interface, and SN8P2202S chip power VCC receives the power end 1 of USB interface, and a U3 three end power supply IC that pass through of power end 1 provide operating voltage VCC1 for the NRF2401 chip.Receiving antenna 11 can be printed antenna etc., the signal that receives from receiving antenna enters the RF receiver module, to processing such as signal amplification, filtering, demodulation, send into MCU and receive processing such as control module do decoding, be transferred to computer by USB interface, the vernier of computer will be moved in company with using the manual of mouse.USB interface also can be by replacements such as PS/2 interfaces.

LED is a sign, the lantern festival state that is consistent for a long time when confiscating signal.In time the extraction signal is to the LED lamp receiving the situation that signal changes, and lantern festival is glimmered according to unlike signal.

The utility model adopts 2.4G frequency transmission signal, and dispensing device and receiving trap can use in 10-15 rice scope.

During use, at first receiving trap is connected to USB interface of computer, dispensing device is loaded onto battery.Program installation to be driven, the ID that presses dispensing device is to the sign indicating number key, and the ID that presses receiving trap subsequently is to the sign indicating number key, and mouse will automatically lock the ID sign indicating number, make it not disturbed by like product.

As shown in Figure 5, hand-held transmit device embodiment adopts bar-shaped housing 57, and bar-shaped housing 57 is made of upper and lower shell, and circuit board section etc. are installed in the housing.The front portion of this bar-shaped housing is provided with cursor and moves start key 51, acknowledgement key 52 and function key 53, and the rear portion of bar-shaped housing is provided with ID to sign indicating number key 54.Move on to required fixed position at cursor and press this acknowledgement key 52 affirmation targets.Function key 53 this key in use is used for diverse location and can shows difference in functionality and effect, and its this file of required file has more selection.ID follows signal to one group of code of sign indicating number key 54 generations and sends.

In order to make the hand-held transmitter have the function of teacher's pointer, at bar-shaped housing 57 front ends of hand-held transmitter laser lamp 55 can be installed, move start key 51 next doors at cursor and establish laser lamp start key 56.Press this start key 56, superbright laser light is sent in laser lamp 55 work of central point forwardly.

Receiving trap embodiment is with reference to Fig. 6.Receiving trap comprises housing 62, and housing 62 is made of upper and lower shell, and circuit board section, power supply are provided by USB.The front end of housing 62 is installed USB interface 61, the rear end of housing is provided with the ID corresponding with the hand-held transmitter to sign indicating number key 64, also has LED light 63 on the housing, with indication receiving trap duty, the lantern festival state that is consistent for a long time when confiscating signal, lantern festival flicker when receiving the situation that signal changes.

Claims

1. a wireless air mouse comprises dispensing device and receiving trap, it is characterized in that:

Described dispensing device adopts a hand-held transmit device, this hand-held transmit device comprises: be used for the sending controling unit to operation instruction to code, be used to send the RF sending module that instructs, has transmitting antenna behind the coding, and be used to detect the displacement signal of hand-held transmitter and the gyroscope of actuating signal, sending controling unit is connected with the RF sending module, connects operational amplifier between gyrostatic output and the sending controling unit;

Described receiving trap comprises: receive the RF receiver module and the USB interface of control module, connection receiving antenna, receive control module and be connected with the RF receiver module by FPDP, control corresponding port, receive control module and be connected to computer by USB interface.

2. according to the wireless air mouse of claim 1, it is characterized in that: in the hand-held transmit device, an input termination ID of sending controling unit is to the sign indicating number key; Reception control module one input end of receiving trap also meets corresponding ID to the sign indicating number key.

3. according to the wireless air mouse of claim 1 or 2, it is characterized in that: in receiving trap, be connected to storer between RF receiver module and the reception control module.

4. according to the wireless air mouse of claim 1 or 2, it is characterized in that: described hand-held transmit device adopts bar-shaped housing, and the front portion of this bar-shaped housing is provided with cursor and moves start key, acknowledgement key and function key, and the front portion of bar-shaped housing is provided with ID to the sign indicating number key.

5. according to the wireless air mouse of claim 4, it is characterized in that: the bar-shaped housing front end of described hand-held transmitter is installed laser lamp, moves the start key next door in cursor and establishes the laser lamp start key.

6. according to the wireless air mouse of claim 1 or 2, it is characterized in that: the front end of the housing of described receiving trap is installed USB interface, and the rear end of housing is provided with the ID corresponding with the hand-held transmitter to the sign indicating number key, also has LED light on the housing.

7. according to the wireless air mouse of claim 1 or 2, it is characterized in that: the gyroscope in the described hand-held transmit device is quartzy mechanical gyroscope, or electronic gyroscope.

8. according to the wireless air mouse of claim 1 or 2, it is characterized in that: the gyroscope in the described hand-held transmit device adopts obliquity sensor, or angular-rate sensor, or acceleration transducer is realized.

9. according to the wireless air mouse of claim 1 or 2, it is characterized in that: described RF sending module RF2.4G sending module; The RF receiver module is the RF2.4G receiver module.

10. according to the wireless air mouse of claim 1 or 2, it is characterized in that: described sending controling unit adopts the SN8P2714S028 chip, receives control module and adopts the SN8P2202S chip.