CN108989866A - A kind of multimedia remote control device - Google Patents
A kind of multimedia remote control device Download PDFInfo
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- CN108989866A CN108989866A CN201811109525.3A CN201811109525A CN108989866A CN 108989866 A CN108989866 A CN 108989866A CN 201811109525 A CN201811109525 A CN 201811109525A CN 108989866 A CN108989866 A CN 108989866A
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- 239000003990 capacitor Substances 0.000 claims description 234
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- 238000006243 chemical reaction Methods 0.000 claims description 22
- 230000005611 electricity Effects 0.000 claims description 19
- 238000004891 communication Methods 0.000 claims description 12
- 230000005236 sound signal Effects 0.000 claims description 10
- 238000000465 moulding Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract 2
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- 102100032533 ADP/ATP translocase 1 Human genes 0.000 description 2
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- 101000768061 Escherichia phage P1 Antirepressor protein 1 Proteins 0.000 description 2
- 101000796932 Homo sapiens ADP/ATP translocase 1 Proteins 0.000 description 2
- 101000718417 Homo sapiens ADP/ATP translocase 2 Proteins 0.000 description 2
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42221—Transmission circuitry, e.g. infrared [IR] or radio frequency [RF]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42208—Display device provided on the remote control
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention belongs to technical field of television sets, disclose a kind of multimedia remote control device, it is connect with television set, remote control circuit and and USB adapter, the first voice messaging of USB adapter forwarding wireless control module transmission and the second voice messaging of television set transmission including being built-in with wireless control module；Remote control circuit further includes voice input module, voice output module, the first control module and key module.Wireless control module forwards the first voice messaging, key command and the second voice messaging；The first voice messaging of voice input module acquisition user；Voice output module plays the second voice messaging；First control module generates key command according to push button signalling；Key module inputs according to user and generates push button signalling；The second voice messaging that the first voice messaging and television set sent due to USB adapter forwarding wireless control module is sent, therefore the defect that can not be compatible with the television set for only having USB interface is overcome, improve the compatibility of multimedia remote control device.
Description
Technical field
The invention belongs to technical field of television sets more particularly to a kind of multimedia remote control devices.
Background technique
Traditional multimedia remote control device includes key management circuit, the remote controler further include: radio receiving transmitting module, point
Voice input the MIC circuit, video camera circuit not being connected with the input terminal of the radio receiving transmitting module, the voice input
MIC circuit receives voice command, and the video camera circuit absorbs image, the radio receiving transmitting module by institute's speech commands and
Video image is sent to television set, so that television set executes institute's speech commands, and display video image.Since it passes through wirelessly
Transceiver module and television set communicate to connect, therefore the television set for being only configured with radio receiving transmitting module could simultaneously work to realize
Video call function, and it can not be compatible with traditional television set for only having USB interface, therefore traditional multimedia remote control device exists
The defect of poor compatibility.
Summary of the invention
The present invention provides a kind of multimedia remote control devices, it is intended to solve compatible existing for traditional multimedia remote control device
Property difference problem.
The invention is realized in this way a kind of multimedia remote control device, connect with television set, including for forwarding the first language
The wireless control module of message breath, key command and second voice messaging, which is characterized in that the multimedia remote control device
Remote control circuit and and USB adapter including being built-in with the wireless control module；
The USB adapter is connect with the wireless control module and the television set, for forwarding the wireless control
The second voice messaging that first voice messaging and the television set that module is sent are sent；
Wherein, the remote control circuit further include:
It is connect with the wireless control module, the voice input module of first voice messaging for acquiring user；
It is connect with the wireless control module, for playing the voice output module of second voice messaging；
It is connect with the wireless control module, for generating the first control mould of the key command according to push button signalling
Block；And
It is connect with first control module, for inputting the key module for generating the push button signalling according to user.
Further, the USB adapter includes:
It is connect with television set, for forwarding the first usb signal for carrying first voice messaging and key command and taking
The USB module of the second usb signal with second voice messaging；
It is connect with the USB module and the wireless control module, for receiving carrying first voice messaging and pressing
First 2.4G signal of key instruction simultaneously generates first usb signal according to the first 2.4G signal, receives the 2nd USB
Signal simultaneously generates the wireless communication conversion for carrying the 2nd 2.4G signal of second voice messaging according to second usb signal
Module.
Specifically, the wireless communication conversion module includes the first 2.4GHz wireless audio chip, the first crystal oscillator, first day
Line, the first inductance, the second inductance, third inductance, the 4th inductance, first capacitor, the second capacitor, third capacitor, the 4th capacitor,
Five capacitors, the 6th capacitor, the 7th capacitor, the 8th capacitor, the 9th capacitor, the tenth capacitor, the 11st capacitor and first resistor；
The audio power end of the first 2.4GHz wireless audio chip and the first 2.4GHz wireless audio chip
Amplifier power supply end collectively forms the power input of the wireless communication conversion module, the first 2.4GHz wireless audio chip
Positive usb data end and the cathode usb data end of the first 2.4GHz wireless audio chip collectively form the channel radio
Believe the usb signal input/output terminal of conversion module, the crystal oscillator output end of the first 2.4GHz wireless audio chip and described the
The first end of one crystal oscillator is connected with the first end of the first capacitor, the crystal oscillator input of the first 2.4GHz wireless audio chip
End is connect with the first end of the second end of first crystal oscillator and second capacitor, the first 2.4GHz wireless audio chip
Cathode radio-frequency head connect with the first end of the third capacitor, the positive radio-frequency head of the first 2.4GHz wireless audio chip
It is connect with the first end of the 4th capacitor, the first end of the second end of the third capacitor and the 5th capacitor, described the
The first end of six capacitors and the connection of the first end of second inductance, the second end of the 4th capacitor and the 5th capacitor
Second end, the connection of the first end of the first end of the 7th capacitor and first inductance, the second of second inductance
End is connect with the second end of the 7th capacitor, the first end of the 8th capacitor and the first end of the third inductance, institute
The second end for stating third inductance is connect with the first end of the first end of the 9th capacitor and the 4th inductance, the 4th electricity
The second end of sense is connect with the first end of the first end of the first resistor and the tenth capacitor, and the second of the first resistor
End is connect with the first end of the 11st capacitor and the first antenna, the audio of the first 2.4GHz wireless audio chip
Ground terminal, the second end of the first capacitor, the second end of second capacitor, the second end of the 6th capacitor, described
The second end of eight capacitors, the second end of the 9th capacitor, the second end of the tenth capacitor, the 11st capacitor second
The second end of end and first inductance is connected to power ground altogether.
Specifically, the USB module includes power management chip, USB interface, second resistance, 3rd resistor and the 4th
Resistance；
The power output end of the power management chip is the power output end of the USB module, the power management core
The power input of piece is connect with the power end of the enable end of the power management chip and the USB interface, and the USB connects
Mouthful positive data terminal, the first end of the 3rd resistor, the cathode data terminal of the USB interface and the 4th resistance
First end collectively forms the first usb signal input/output terminal of the USB module, the first end of the second resistance, described
The second usb signal input that the second end of three resistance and the second end of the 4th resistance collectively form the USB module is defeated
The second end of outlet, the ground terminal of the power management chip and the second resistance is connected to power ground altogether.
Further, the remote control circuit further include:
It is connect with first control module, the display module for being shown according to display signal；
First control module is also used to generate the display signal according to the push button signalling.
Further, the remote control circuit further include:
It is connect with first control module, for according to the indicative indicating module of indication signal；
First control module is also used to generate the indication signal according to the push button signalling.
Further, the remote control circuit further include:
It is connect with first control module, for infrared signal to be forwarded to the infrared module of the television set；
First control module is also used to generate the infrared signal according to the push button signalling.
Further, the voice output module includes:
It is connect with the wireless control module, for being generated according to the first audio signal for carrying second voice messaging
Second audio signal and the handset module played out；
It is connect with the handset module, for being amplified to second audio signal and according to amplified described
The playing module that two audio signals play out.
Specifically, the wireless control module include the 2nd 2.4GHz wireless audio chip, the second crystal oscillator, the second antenna,
5th inductance, the 6th inductance, the 7th inductance, the 8th inductance, the 12nd capacitor, the 13rd capacitor, the 14th capacitor, the 15th electricity
Hold, the 16th capacitor, the 17th capacitor, the 18th capacitor, the 19th capacitor, the 20th capacitor, the 21st capacitor, the 20th
Two capacitors, the 23rd capacitor, the 24th capacitor, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance and the 9th
Resistance；
The audio power end of the 2nd 2.4GHz wireless audio chip and the 2nd 2.4GHz wireless audio chip
Amplifier power supply end is connected to the first power supply, the crystal oscillator output end and second crystal oscillator of the 2nd 2.4GHz wireless audio chip altogether
First end connected with the first end of the 12nd capacitor, the crystal oscillator input terminal of the 2nd 2.4GHz wireless audio chip with
The second end of second crystal oscillator is connected with the first end of the 13rd capacitor；
The cathode radio-frequency head of the 2nd 2.4GHz wireless audio chip is connect with the first end of the 14th capacitor, institute
The positive radio-frequency head for stating the 2nd 2.4GHz wireless audio chip is connect with the first end of the 15th capacitor, the 14th electricity
The of the first end of the second end of appearance and the 16th capacitor, the first end of the 17th capacitor and the 6th inductance
The first of the second end of one end connection, the second end of the 15th capacitor and the 16th capacitor, the 18th capacitor
The connection of the first end of end and the 5th inductance, the second end of the second end of the 6th inductance and the 18th capacitor,
The first end of 19th capacitor and the connection of the first end of the 7th inductance, the second end of the 7th inductance with it is described
The first end of 20th capacitor is connected with the first end of the 8th inductance, the second end and the described 20th of the 8th inductance
The first end of one capacitor is connected with the first end of the 5th resistance, the second end of the 5th resistance and the 22nd electricity
The first end of appearance is connected with the second antenna；
The positive audio right channel analog-to-digital conversion end of the 2nd 2.4GHz wireless audio chip and the 7th resistance
First end connection, the cathode audio right channel analog-to-digital conversion end of the 2nd 2.4GHz wireless audio chip and the 6th resistance
First end connection, the second end of the 6th resistance and the second end of the 7th resistance collectively form the wireless controlled molding
First voice messaging input terminal of block, the audio L channel output end and the described 8th of the 2nd 2.4GHz wireless audio chip
The first end of resistance connects, audio right channel output end and the 9th resistance of the 2nd 2.4GHz wireless audio chip
First end connection, second end, the second end of the 9th resistance, the first end of the 23rd capacitor of the 8th resistance
And the first end of the 24th capacitor collectively forms the second voice messaging output end of the wireless control module, it is described
The UART signal receiving end of 2nd 2.4GHz wireless audio chip and the UART signal of the 2nd 2.4GHz wireless audio chip
Transmitting terminal collectively forms the key command input terminal of the wireless control module；
The audio ground terminal of the 2nd 2.4GHz wireless audio chip, the second end of the 5th inductance, the described tenth
The second end of two capacitors, the second end of the 13rd capacitor, the second end of the 17th capacitor, the 19th capacitor
Second end, the second end of the 20th capacitor, the second end of the 21st capacitor, the 22nd capacitor second
The second end at end, the second end of the 23rd capacitor and the 24th capacitor is connected to power ground altogether.
The embodiment of the present invention is connect with television set, including being built-in with the remote control circuit of wireless control module and being adapted to USB
Device, the second voice messaging that the first voice messaging and television set that USB adapter forwards wireless control module to send are sent；Remote control
Circuit further includes voice input module, voice output module, the first control module and key module.Wireless control module forwarding
First voice messaging, key command and the second voice messaging；The first voice messaging of voice input module acquisition user；Voice is defeated
Module plays the second voice messaging out；First control module generates key command according to push button signalling；Key module is according to user
Input generates push button signalling；The first voice messaging and television set sent due to USB adapter forwarding wireless control module is sent
The second voice messaging, therefore overcome the defect that can not be compatible with the television set for only having USB interface, improve multimedia remote control dress
The compatibility set.
Detailed description of the invention
Technological invention in order to illustrate the embodiments of the present invention more clearly will make below to required in embodiment description
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of function structure chart of multimedia remote control device provided in an embodiment of the present invention；
Fig. 2 is a kind of function structure chart of multimedia remote control device USB adapter provided in an embodiment of the present invention；
Fig. 3 is a kind of function structure chart of multimedia remote control device remote control circuit provided in an embodiment of the present invention；
Fig. 4 is another function structure chart of multimedia remote control device remote control circuit provided in an embodiment of the present invention；
Fig. 5 is another function structure chart of multimedia remote control device remote control circuit provided in an embodiment of the present invention；
Fig. 6 is a kind of mould of the voice input module in multimedia remote control device remote control circuit provided in an embodiment of the present invention
Block structural diagram；
Fig. 7 is the exemplary circuit structure chart of multimedia remote control device USB adapter provided in an embodiment of the present invention；
Fig. 8 is the example electricity of the wireless control module in multimedia remote control device remote control circuit provided in an embodiment of the present invention
Line structure figure.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 shows the modular structure of multimedia remote control device provided in an embodiment of the present invention, for ease of description, only shows
Go out part related to the embodiment of the present invention, details are as follows:
Above-mentioned multimedia remote control device is connect with television set 00, including for forward the first voice messaging, key command and
The wireless control module 011 of second voice messaging, multimedia remote control device include the remote control electricity for being built-in with wireless control module 011
Road 01 and with USB adapter 02.
USB adapter 02 is connect with wireless control module 011 and television set 00, for forwarding wireless control module 011 to send out
The second voice messaging that the first voice messaging and television set 00 sent is sent.
Wherein, remote control circuit 01 further includes voice input module 012, voice output module 013, the first control module 014
And key module 015.
Voice input module 012 is connect with wireless control module 011, for acquiring the first voice messaging of user；Voice
Output module 013 is connect with wireless control module 011, for playing the second voice messaging.
First control module 014 is connect with wireless control module 011, for generating key command according to push button signalling；It presses
Key module 015 is connect with the first control module 014, generates push button signalling for inputting according to user.
As shown in Fig. 2, USB adapter 02 includes USB module 021 and wireless communication conversion module 022.
USB module 021 is connect with television set 00, for forwarding the first USB for carrying the first voice messaging and key command
Signal and the second usb signal for carrying the second voice messaging；Wirelessly communicate conversion module 022 and USB module 021 and wireless control
Module 011 connects, and carries the first 2.4G signal of the first voice messaging and key command and according to the first 2.4G letter for receiving
Number generate the first usb signal, receive the second usb signal simultaneously according to the second usb signal generate carry the second voice messaging second
2.4G signal.
The conversion of 2.4G signal and usb signal is realized by USB module 021 and wireless communication conversion module 022, so that
The television set 00 that radio receiving transmitting module is not configured also is able to achieve video call function, improves the compatibility of multimedia remote control device
Property.
As shown in figure 3, remote control circuit 01 further includes display module 016.
Display module 016 is connect with the first control module 014, for being shown according to display signal；First control mould
Block 014 is also used to generate display signal according to push button signalling.
Since display module 016 is shown according to the display signal that push button signalling generates, therefore illustrated in time to user
The keypress function of unlatching.
As shown in figure 4, remote control circuit 01 further includes indicating module 017.
Indicating module 017 is connect with the first control module 014, for being indicated according to indication signal；First control mould
Block 014 is also used to generate indication signal according to push button signalling.
Since indicating module 017 is indicated according to the indication signal that push button signalling generates, therefore illustrated in time to user
The state that keypress function is opened.
As shown in figure 5, remote control circuit 01 further includes infrared module 018.
Infrared module 018 is connect with the first control module 014, for infrared signal to be forwarded to television set 00；First control
Molding block 014 is also used to generate infrared signal according to push button signalling.
In the state of not opening USB adapter 02, remote control circuit 01 directly can send key letter by infrared signal
Number, improve the operating flexibility of multimedia remote control device.
As shown in fig. 6, voice output module 013 includes handset module 0131 and playing module 0132.
Handset module 0131 is connect with wireless control module 011, for according to the first audio for carrying the second voice messaging
Signal generates the second audio signal and plays out；Playing module 0132 is connect with handset module 0131, for the second audio
Signal is amplified and is played out according to amplified second audio signal.
Wherein, playing module 0132 may include receiver and/or loudspeaker.
User can receive the second voice messaging by earphone, receiver or loudspeaker, improve multimedia remote control device
Property easy to use.
Fig. 7 shows the exemplary circuit structure of multimedia remote control device USB adapter 02 provided in an embodiment of the present invention, is
Convenient for explanation, only parts related to embodiments of the present invention are shown, details are as follows:
Wirelessly communicating conversion module 022 includes the first 2.4GHz wireless audio chip U1, the first crystal oscillator X1, first antenna
ANT1, the first inductance L1, the second inductance L2, third inductance L3, the 4th inductance L4, first capacitor C1, the second capacitor C2, third electricity
Hold C3, the 4th capacitor C4, the 5th capacitor C5, the 6th capacitor C6, the 7th capacitor C7, the 8th capacitor C8, the 9th capacitor C9, the tenth electricity
Hold C10, the 11st capacitor C11 and first resistor R1.
The audio power end VDD_CD and the first 2.4GHz wireless audio chip U1 of first 2.4GHz wireless audio chip U1
Amplifier power supply end VDD_PA collectively form wireless communication conversion module 022 power input, the first 2.4GHz wireless audio
The cathode usb data end USB_DM of the positive usb data end USB_PM of chip U1 and the first 2.4GHz wireless audio chip U1 are total
With the usb signal input/output terminal for constituting wireless communication conversion module 022, the crystal oscillator of the first 2.4GHz wireless audio chip U1 is defeated
Outlet XO is connect with the first end of the first end of the first crystal oscillator X1 and first capacitor C1, the first 2.4GHz wireless audio chip U1's
Crystal oscillator input terminal XI is connect with the first end of the second end of the first crystal oscillator X1 and the second capacitor C2, the first 2.4GHz wireless audio core
The cathode radio-frequency head RFN of piece U1 is connect with the first end of third capacitor C3, and the anode of the first 2.4GHz wireless audio chip U1 is penetrated
Frequency end RFP is connect with the first end of the 4th capacitor C4, the second end of third capacitor C3 and first end, the 6th electricity of the 5th capacitor C5
Hold the first end of C6 and the first end connection of the second inductance L2, the second end of the 4th capacitor C4 and the second of the 5th capacitor C5
The first end connection at end, the first end of the 7th capacitor C7 and the first inductance L1, the second end and the 7th capacitor of the second inductance L2
The first end of the second end of C7, the first end of the 8th capacitor C8 and third inductance L3 connects, the second end of third inductance L3 with
The first end of 9th capacitor C9 is connected with the first end of the 4th inductance L4, and the of the second end of the 4th inductance L4 and first resistor R1
One end is connected with the first end of the tenth capacitor C10, the first end and first of the second end of first resistor R1 and the 11st capacitor C11
Antenna ANT1 connection, the audio ground terminal GND_CD of the first 2.4GHz wireless audio chip U1, the second end of first capacitor C1,
The second end of two capacitor C2, the second end of the 6th capacitor C6, the second end of the 8th capacitor C8, the second end of the 9th capacitor C9,
The second end of the second end of ten capacitor C10, the second end of the 11st capacitor C11 and the first inductance L1 is connected to power ground altogether.
Wirelessly communicating conversion module 022 can also include the 25th capacitor C25 to the 28th capacitor C28, the tenth electricity
Hinder R10；Wherein, the first end of the 25th capacitor C25, the first end of the 26th capacitor C26, the tenth resistance R10 first
The audio power end VDD_CD of end and the first 2.4GHz wireless audio chip U1 collectively form wireless communication conversion module 022
Power input, the of the second end of the tenth resistance R10, the first end of the 27th capacitor C27 and the 28th capacitor C28
One end is connected to the amplifier power supply end VDD_PA of the first 2.4GHz wireless audio chip U1 altogether, the second end of the 25th capacitor C25,
The second end of the second end of 26th capacitor C26, the second end of the 27th capacitor C27 and the 28th capacitor C28 is total
It is connected to power ground.
USB module 021 includes power management chip U2, USB interface J1, second resistance R2,3rd resistor R3 and the 4th
Resistance R4.
The power output end VOUT of power management chip U2 is the power output end of USB module 021, power management chip U2
Power input VIN connect with the power end VDD of the enable end CE of power management chip U2 and USB interface J1, USB interface
The positive data terminal D+ of J1, the first end of 3rd resistor R3, the cathode data terminal D- of USB interface J1 and the 4th resistance R4
One end collectively forms the first usb signal input/output terminal of USB module 021, the first end of second resistance R2,3rd resistor R3
Second end and the second end of the 4th resistance R4 collectively form the second usb signal input/output terminal of USB module 021, power supply pipe
The second end for managing the ground terminal VSS and second resistance R2 of chip U2 is connected to power ground altogether.
USB module 021 can also include the 29th capacitor C29 to the 32nd capacitor C32, wherein power management core
The power output end VOUT of piece U2 is connect with the first end of the 32nd capacitor C32, the first end of the 29th capacitor C29,
The first end of 30 capacitor C30 and the first end of the 31st capacitor C31 are connected to the power end VDD of USB interface J1, third altogether
Second end, the second end of the 29th capacitor C29, the second end and the 31st of the 30th capacitor C30 of 12 capacitor C32
The second end of capacitor C31 is connected to power ground altogether.
Fig. 8 shows 01 wireless control module 011 of multimedia remote control device remote control circuit provided in an embodiment of the present invention
Exemplary circuit structure, for ease of description, only parts related to embodiments of the present invention are shown, and details are as follows:
Wireless control module 011 include the 2nd 2.4GHz wireless audio chip U3, the second crystal oscillator X2, the second antenna ANT2,
5th inductance L5, the 6th inductance L6, the 7th inductance L7, the 8th inductance L8, the 12nd capacitor C12, the 13rd capacitor C13, the tenth
Four capacitor C14, the 15th capacitor C15, the 16th capacitor C16, the 17th capacitor C17, the 18th capacitor C18, the 19th capacitor
C19, the 20th capacitor C20, the 21st capacitor C21, the 22nd capacitor C22, the 23rd capacitor C23, the 24th electricity
Hold C24, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the 8th resistance R8 and the 9th resistance R9；
The audio power end VDD_CD and the 2nd 2.4GHz wireless audio chip U3 of 2nd 2.4GHz wireless audio chip U3
Amplifier power supply end VDD_PA be connected to altogether the first power supply VAA, the crystal oscillator output end XO of the 2nd 2.4GHz wireless audio chip U3 with
The first end of second crystal oscillator X2 is connected with the first end of the 12nd capacitor C12, the crystal oscillator of the 2nd 2.4GHz wireless audio chip U3
Input terminal XI is connect with the first end of the second end of the second crystal oscillator X1 and the 13rd capacitor C13；
The cathode radio-frequency head RFN of 2nd 2.4GHz wireless audio chip U3 is connect with the first end of the 14th capacitor C14, the
The positive radio-frequency head RFP of two 2.4GHz wireless audio chip U3 is connect with the first end of the 15th capacitor C15, the 14th capacitor
The first of the second end of C14 and the first end of the 16th capacitor C16, the first end of the 17th capacitor C17 and the 6th inductance L6
The second end of end connection, the second end of the 15th capacitor C15 and the 16th capacitor C16, the first end of the 18th capacitor C18 and
The first end of 5th inductance L5 connects, the second end of the 6th inductance L6 and second end, the 19th capacitor of the 18th capacitor C18
The first end of C19 and the connection of the first end of the 7th inductance L7, the second end of the 7th inductance L7 and the first of the 20th capacitor C20
End is connected with the first end of the 8th inductance L8, the second end of the 8th inductance L8 and the first end and the 5th of the 21st capacitor C21
The first end of resistance R5 connects, the second end of the 5th resistance R5 and the first end of the 22nd capacitor C22 and the second antenna ANT2
Connection；
The positive audio right channel analog-to-digital conversion end AIP_R's and the 7th resistance R7 of 2nd 2.4GHz wireless audio chip U3
First end connection, the cathode audio right channel analog-to-digital conversion end AIN_R and the 6th resistance of the 2nd 2.4GHz wireless audio chip U3
The first end of R6 connects, and the second end of the 6th resistance R6 and the second end of the 7th resistance R7 collectively form wireless control module 011
The first voice messaging input terminal, the audio L channel output terminals A OP_L of the 2nd 2.4GHz wireless audio chip U3 and the 8th electricity
Hinder the first end connection of R8, audio the right channel output terminals A OP_R and the 9th resistance R9 of the 2nd 2.4GHz wireless audio chip U3
First end connection, the second end of the 8th resistance R8, the second end of the 9th resistance R9, the first end of the 23rd capacitor C23 with
And the 24th the first end of capacitor C24 collectively form the second voice messaging output end of wireless control module 011, second
The UART signal of the UART signal receiving end P3.0 of 2.4GHz wireless audio chip U3 and the 2nd 2.4GHz wireless audio chip U3
Transmitting terminal P3.1 collectively forms the key command input terminal of wireless control module 011；
The audio ground terminal GND_CD of 2nd 2.4GHz wireless audio chip U3, the second end of the 5th inductance L5, the 12nd
The second end of capacitor C12, the second end of the 13rd capacitor C13, the second end of the 17th capacitor C17, the 19th capacitor C19
Two ends, the second end of the 20th capacitor C20, the second end of the 21st capacitor C21, the second end of the 22nd capacitor C22,
The second end of 23 capacitor C23 and the second end of the 24th capacitor C24 are connected to power ground altogether.
Wireless control module 011 further includes the 33rd capacitor C33 to the 36th capacitor C36, eleventh resistor R11,
Wherein, the of the first end of the 33rd capacitor C33, the first end of the 34th capacitor C34 and the eleventh resistor R11
One end is connected to first end, the first end and the tenth of the 36th capacitor C36 of the first power supply VAA, the 35th capacitor C35 altogether
The second end of one resistance R11 is connected to the amplifier power supply end VDD_PA of the 2nd 2.4GHz wireless audio chip U3, the 33rd electricity altogether
Hold the second end of C33, the second end of the 34th capacitor C34, the second end and the 36th capacitor of the 35th capacitor C35
The second end of C36 is connected to power ground altogether.
Fig. 7 is described further to shown in Fig. 8 below in conjunction with working principle:
In the specific implementation process, USB interface J1 is connect with television set 00, for forwarding the first voice messaging of carrying and pressing
First usb signal of key instruction and the second usb signal for carrying the second voice messaging；First 2.4GHz wireless audio chip U1's
The cathode usb data end USB_DM of positive usb data end USB_PM and the first 2.4GHz wireless audio chip U1 receive the 2nd USB
Signal simultaneously generates the 2nd 2.4G signal for carrying the second voice messaging according to the second usb signal, and sends the first usb signal；
The cathode radio-frequency head RFN and the first 2.4GHz wireless audio chip U1 of first 2.4GHz wireless audio chip U1 is just
Pole radio-frequency head RFP receives the first 2.4G signal for carrying the first voice messaging and key command and is generated according to the first 2.4G signal
First usb signal, and send the 2nd 2.4G signal.
The cathode radio-frequency head RFN and the 2nd 2.4GHz wireless audio chip U3 of 2nd 2.4GHz wireless audio chip U3 is just
Pole radio-frequency head RFP receives the 2nd 2.4G signal and sends the first 2.4G signal,
Key module 015 inputs according to user and generates push button signalling.First control module 014 is pressed according to push button signalling generation
Key instructs and key command is sent to the UART signal receiving end P3.0 of the 2nd 2.4GHz wireless audio chip U3；Voice input
The first voice messaging of the acquisition user of module 012；2nd 2.4GHz wireless audio chip U3 is according to key command and the first voice
Information generates the first above-mentioned 2.4G signal, and the 2nd 2.4GHz wireless audio chip U3 is according to the 2nd the second language of 2.4G signal extraction
Message breath, and voice output module 013 plays the second voice messaging.
The embodiment of the present invention is connect with television set, including being built-in with the remote control circuit of wireless control module and being adapted to USB
Device, the second voice messaging that the first voice messaging and television set that USB adapter forwards wireless control module to send are sent；Remote control
Circuit further includes voice input module, voice output module, the first control module and key module.Wireless control module forwarding
First voice messaging, key command and the second voice messaging；The first voice messaging of voice input module acquisition user；Voice is defeated
Module plays the second voice messaging out；First control module generates key command according to push button signalling；Key module is according to user
Input generates push button signalling；The first voice messaging and television set sent due to USB adapter forwarding wireless control module is sent
The second voice messaging, therefore overcome the defect that can not be compatible with the television set for only having USB interface, improve multimedia remote control dress
The compatibility set.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of multimedia remote control device, connect with television set, including for forwarding the first voice messaging, key command and described
The wireless control module of second voice messaging, which is characterized in that the multimedia remote control device includes being built-in with the wireless controlled
The remote control circuit of molding block and and USB adapter；
The USB adapter is connect with the wireless control module and the television set, for forwarding the wireless control module
The second voice messaging that first voice messaging and the television set sent is sent；
Wherein, the remote control circuit further include:
It is connect with the wireless control module, the voice input module of first voice messaging for acquiring user；
It is connect with the wireless control module, for playing the voice output module of second voice messaging；
It is connect with the wireless control module, for generating the first control module of the key command according to push button signalling；And
It is connect with first control module, for inputting the key module for generating the push button signalling according to user.
2. multimedia remote control device as described in claim 1, which is characterized in that the USB adapter includes:
It is connect with television set, for forwarding the first usb signal for carrying first voice messaging and key command and carrying institute
State the USB module of the second usb signal of the second voice messaging；
It connect with the USB module and the wireless control module, refers to for receiving carrying first voice messaging and key
First 2.4G signal of order simultaneously generates first usb signal according to the first 2.4G signal, receives second usb signal
And the wireless communication modulus of conversion for carrying the 2nd 2.4G signal of second voice messaging is generated according to second usb signal
Block.
3. multimedia remote control device as claimed in claim 2, which is characterized in that the wireless communication conversion module includes first
2.4GHz wireless audio chip, the first crystal oscillator, first antenna, the first inductance, the second inductance, third inductance, the 4th inductance, first
Capacitor, the second capacitor, third capacitor, the 4th capacitor, the 5th capacitor, the 6th capacitor, the 7th capacitor, the 8th capacitor, the 9th capacitor,
Tenth capacitor, the 11st capacitor and first resistor；
The audio power end of the first 2.4GHz wireless audio chip and the power amplifier of the first 2.4GHz wireless audio chip
Power end collectively forms the power input of the wireless communication conversion module, and the first 2.4GHz wireless audio chip is just
Pole usb data end and the cathode usb data end of the first 2.4GHz wireless audio chip collectively form the wireless communication and turn
Change the mold the usb signal input/output terminal of block, the crystal oscillator output end of the first 2.4GHz wireless audio chip and first crystalline substance
The first end of vibration is connected with the first end of the first capacitor, the crystal oscillator input terminal of the first 2.4GHz wireless audio chip with
The second end of first crystal oscillator is connected with the first end of second capacitor, and the first 2.4GHz wireless audio chip is born
Pole radio-frequency head is connect with the first end of the third capacitor, the positive radio-frequency head of the first 2.4GHz wireless audio chip and institute
State the first end connection of the 4th capacitor, first end, the 6th electricity of the second end of the third capacitor and the 5th capacitor
The first end of appearance and the connection of the first end of second inductance, the of the second end of the 4th capacitor and the 5th capacitor
The first end at two ends, the first end of the 7th capacitor and first inductance connects, the second end of second inductance with
The first end of the second end of 7th capacitor, the first end of the 8th capacitor and the third inductance connects, and described the
The second end of three inductance is connect with the first end of the first end of the 9th capacitor and the 4th inductance, the 4th inductance
Second end is connect with the first end of the first end of the first resistor and the tenth capacitor, the second end of the first resistor with
The first end of 11st capacitor is connected with the first antenna, the audio ground connection of the first 2.4GHz wireless audio chip
End, the second end of the first capacitor, the second end of second capacitor, the second end of the 6th capacitor, the 8th electricity
The second end of appearance, the second end of the 9th capacitor, the second end of the tenth capacitor, the second end of the 11st capacitor with
And the second end of first inductance is connected to power ground altogether.
4. multimedia remote control device as claimed in claim 2, which is characterized in that the USB module include power management chip,
USB interface, second resistance, 3rd resistor and the 4th resistance；
The power output end of the power management chip is the power output end of the USB module, the power management chip
Power input is connect with the power end of the enable end of the power management chip and the USB interface, the USB interface
Positive data terminal, the first end of the 3rd resistor, the cathode data terminal of the USB interface and the 4th resistance first
End collectively forms the first usb signal input/output terminal of the USB module, the first end of the second resistance, third electricity
The second end of resistance and the second end of the 4th resistance collectively form the second usb signal input/output terminal of the USB module,
The second end of the ground terminal of the power management chip and the second resistance is connected to power ground altogether.
5. multimedia remote control device as described in claim 1, which is characterized in that the remote control circuit further include:
It is connect with first control module, the display module for being shown according to display signal；
First control module is also used to generate the display signal according to the push button signalling.
6. multimedia remote control device as described in claim 1, which is characterized in that the remote control circuit further include:
It is connect with first control module, for according to the indicative indicating module of indication signal；
First control module is also used to generate the indication signal according to the push button signalling.
7. multimedia remote control device as described in claim 1, which is characterized in that the remote control circuit further include:
It is connect with first control module, for infrared signal to be forwarded to the infrared module of the television set；
First control module is also used to generate the infrared signal according to the push button signalling.
8. multimedia remote control device as described in claim 1, which is characterized in that the voice output module includes:
It is connect with the wireless control module, for generating second according to the first audio signal for carrying second voice messaging
Audio signal and the handset module played out；
It is connect with the handset module, for being amplified to second audio signal and according to amplified second sound
The playing module that frequency signal plays out.
9. multimedia remote control device as described in claim 1, which is characterized in that the wireless control module includes second
2.4GHz wireless audio chip, the second crystal oscillator, the second antenna, the 5th inductance, the 6th inductance, the 7th inductance, the 8th inductance, the tenth
Two capacitors, the 13rd capacitor, the 14th capacitor, the 15th capacitor, the 16th capacitor, the 17th capacitor, the 18th capacitor, the tenth
Nine capacitors, the 20th capacitor, the 21st capacitor, the 22nd capacitor, the 23rd capacitor, the 24th capacitor, the 5th electricity
Resistance, the 6th resistance, the 7th resistance, the 8th resistance and the 9th resistance；
The audio power end of the 2nd 2.4GHz wireless audio chip and the power amplifier of the 2nd 2.4GHz wireless audio chip
Power end is connected to the first power supply altogether, and the of the crystal oscillator output end of the 2nd 2.4GHz wireless audio chip and second crystal oscillator
One end is connected with the first end of the 12nd capacitor, the crystal oscillator input terminal of the 2nd 2.4GHz wireless audio chip with it is described
The second end of second crystal oscillator is connected with the first end of the 13rd capacitor；
The cathode radio-frequency head of the 2nd 2.4GHz wireless audio chip is connect with the first end of the 14th capacitor, and described
The positive radio-frequency head of two 2.4GHz wireless audio chips is connect with the first end of the 15th capacitor, the 14th capacitor
First end, the first end of the 17th capacitor and the first end of the 6th inductance of second end and the 16th capacitor
The second end of connection, the second end of the 15th capacitor and the 16th capacitor, the first end of the 18th capacitor with
And the first end connection of the 5th inductance, it is the second end of the second end of the 6th inductance and the 18th capacitor, described
The first end of 19th capacitor and the connection of the first end of the 7th inductance, the second end and described second of the 7th inductance
The first end of ten capacitors is connected with the first end of the 8th inductance, the second end of the 8th inductance and the 21st electricity
The first end of appearance is connected with the first end of the 5th resistance, second end and the 22nd capacitor of the 5th resistance
First end is connected with the second antenna；
The positive audio right channel analog-to-digital conversion end of the 2nd 2.4GHz wireless audio chip and the first of the 7th resistance
End connection, the of the cathode audio right channel analog-to-digital conversion end of the 2nd 2.4GHz wireless audio chip and the 6th resistance
One end connection, the second end of the 6th resistance and the second end of the 7th resistance collectively form the wireless control module
First voice messaging input terminal, the audio L channel output end and the 8th resistance of the 2nd 2.4GHz wireless audio chip
First end connection, the first of the audio right channel output end of the 2nd 2.4GHz wireless audio chip and the 9th resistance
End connection, the second end of the 8th resistance, the second end of the 9th resistance, the first end of the 23rd capacitor and
The first end of 24th capacitor collectively forms the second voice messaging output end of the wireless control module, and described second
The UART signal of the UART signal receiving end of 2.4GHz wireless audio chip and the 2nd 2.4GHz wireless audio chip is sent
End collectively forms the key command input terminal of the wireless control module；
The audio ground terminal of the 2nd 2.4GHz wireless audio chip, the second end of the 5th inductance, the 12nd electricity
The second end of appearance, the second end of the 13rd capacitor, the second end of the 17th capacitor, the 19th capacitor second
End, the second end of the 20th capacitor, the second end of the 21st capacitor, the second end of the 22nd capacitor,
The second end of 23rd capacitor and the second end of the 24th capacitor are connected to power ground altogether.
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| CN201811109525.3A CN108989866B (en) | 2018-09-21 | 2018-09-21 | Multimedia remote control device |
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| CN201811109525.3A CN108989866B (en) | 2018-09-21 | 2018-09-21 | Multimedia remote control device |
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| CN208724112U (en) * | 2018-09-21 | 2019-04-09 | 通山星火原实业有限公司 | A kind of multimedia remote control device |
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| US20160189711A1 (en) * | 2006-10-31 | 2016-06-30 | Sony Corporation | Speech recognition for internet video search and navigation |
| CN101799972A (en) * | 2010-04-16 | 2010-08-11 | 四川长虹电器股份有限公司 | Multi-remote-controller input-driven adaptation device and method |
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