CN205883467U - 2. 4G infrared study remote control circuit is changeed to privately owned agreement - Google Patents
2. 4G infrared study remote control circuit is changeed to privately owned agreement Download PDFInfo
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- CN205883467U CN205883467U CN201620457734.7U CN201620457734U CN205883467U CN 205883467 U CN205883467 U CN 205883467U CN 201620457734 U CN201620457734 U CN 201620457734U CN 205883467 U CN205883467 U CN 205883467U
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Abstract
The utility model discloses a 2.4G infrared study remote control circuit is changeed to privately owned agreement, it includes: emission unit, this emission unit include first infrared and master control circuit, connect in first infrared and master control circuit's a 2.4G wireless transceiver module, with emission unit complex receiving element, it includes the infrared and master control circuit of second, meets the 2nd 2.4G wireless transceiver module infrared in the second and master control circuit, the beneficial effects of the utility model are that: this circuit need not to change former infrared emission receiver circuit, just can be very convenient transform it as the 2.4G wireless radio frequency receiver, the infrared remote control of infrared emission can be taken into account to the remote controller when carrying out the 2.4G remote control simultaneously.
Description
Technical field
This utility model relates to a kind of 2.4G proprietary protocol and turns infrared learning remote control circuit.
Background technology
Traditional infrared remote control, remote controller and receive head must just to and can not block, remote control distance, at about 10m, is penetrated
Frequently wireless remote control does not has directivity, can be through walls, and Set Top Box can be put in corners, and drawer is medium the place covered, distance
Can be up to tens meters of rice the most up to a hundred, sending and receiving end can realize bidirectional data transfers simultaneously, but, common infrared machine top box is wanted
Upgrading becomes 2.4G Set Top Box and changes very big, if carried out more just for existing infrared receiving set product (such as Set Top Box etc.)
Prompt upgrading is this case technical problem to be solved.
Utility model content
The purpose of this utility model is contemplated to solve the problems referred to above, it is provided that it is distant that a kind of 2.4G proprietary protocol turns infrared learning
Control circuit.
For solving above-mentioned technical problem, embodiment of the present utility model provides a kind of 2.4G proprietary protocol and turns infrared
Practising remote control circuit, comprising: transmitter unit, this transmitter unit includes that first is infrared and governor circuit, to be connected to first infrared and main
Oneth 2.4G radio receiving transmitting module of control circuit；The reception unit coordinated with transmitter unit, it includes that second is infrared and master control is electric
Road, it is connected to the second infrared and the 2nd 2.4G radio receiving transmitting module of governor circuit；Described first infrared and governor circuit includes connecing
In the matrix switch of main control chip U4,11 feet of this main control chip U4,12 feet, 13 feet, 14 feet, 15 feet, 16 feet are connected to respectively
14 feet of main control chip U5,13 feet, 12 feet, 11 feet, 10 feet, 9 feet in one 2.4G radio receiving transmitting module, 16 feet of main control chip U4
And having the electric capacity C5 of ground connection between 9 feet of main control chip U5,24 feet of main control chip U4 are connected to infrared transmitting tube D2, resistance
R2, this resistance R2 are connected to the 45 foot ground connection of power supply VCC, main control chip U4,46 feet of main control chip U4 be connected to resistance R1, infrared
Penetrating pipe D1, this infrared transmitting tube D1 is connected to power supply VCC, and 47 feet of main control chip U4 and infrared transmitting tube are all connected to ground connection
Electric capacity C1；
A described 2.4G radio receiving transmitting module includes that 1 foot of main control chip U5, main control chip U5 is connect by electric capacity C13
Ground, 2 feet of main control chip U5 pass through electric capacity C12 ground connection, are connected to resistance R3 and crystal oscillator Y1 between 1 foot of main control chip U5,2 feet,
It is connected to inductance L3 between 3 feet and 4 feet of main control chip, and is connected to the electric capacity C9 of ground connection, electric capacity C10 at 3 feet of main control chip, main
Control chip U5 4 feet and inductance L3 between be connected to be connected to antenna by inductance L2, electric capacity C6, inductance L1, described inductance L1 with
Being connected to the electric capacity C8 of ground connection between antenna, 5 feet of main control chip U5 are connected between described inductance L2 and electric capacity C6, main control chip U5
6 feet, 7 feet, 8 feet be connected to the electric capacity C3 of one end ground connection, electric capacity C4, electric capacity C2,7 feet of main control chip U5 are connected to power supply
VCC。
Further, described 2nd 2.4G radio receiving transmitting module includes that 1 foot of main control chip U2, main control chip U2 passes through electric capacity
C13 ground connection, 2 feet of main control chip U2 pass through electric capacity C1 ground connection, are connected to resistance R5, crystal oscillator between 1 foot of main control chip U2,2 feet
Be connected between 3 feet and 4 feet of Y1, main control chip U2 inductance L3, main control chip U2 3 feet connect have one end ground connection electric capacity C9,
It is connected to antennal interface by inductance L2, electric capacity C8, inductance L1, institute between 4 feet and the inductance L3 of electric capacity C10, main control chip U2
State the electric capacity C2 being connected to one end ground connection between inductance L1 and antennal interface, between inductance L1 and electric capacity C8, be connected to the electricity of one end ground connection
5 feet holding C6, main control chip U2 are connected between inductance L2 and electric capacity C8, and 6 feet of main control chip, 7 feet, 8 feet are connected to one
End the electric capacity C1 of ground connection, electric capacity C4, electric capacity C5,7 feet of main control chip U2 meet power supply VCC, and 9 foot-14 feet of main control chip are connected to
Second infrared and governor circuit, 9 feet of main control chip U2 connect 16 feet of the electric capacity C7, main control chip U2 that have one end ground connection and are connected to
Power supply VCC, and this 16 foot connects and has the electric capacity C12 of one end ground connection.
Further, described second infrared and governor circuit includes: main control part circuit, to be connected to the power management of main control part
Chip circuit, infrared part circuit and connector circuit；
Described main control part circuit includes main control chip U3,11 feet of this main control chip U3,13 feet, 12 feet, 10 feet, 9 feet,
6 feet are connected to 9 feet of main control chip U2,10 feet, 11 feet, 12 feet, 13 feet, 14 feet respectively, the 11 foot ground connection of main control chip U3, master control
8 feet of chip U3 are connected to infrared part circuit, and 4 feet of main control chip U3 meet power supply VCC；
Described infrared part circuit includes that the resistance R4 being connected to main control chip U3, this resistance R4 are connected to audion Q1, three poles
The grounded emitter of pipe Q1, the colelctor electrode of audion Q1 is connected to infrared transmitting tube D1, resistance R1, and resistance R1 is connected to power vd D, and three
It is connected to connector circuit between pole pipe Q1 and infrared transmitting tube D1；
Described connector circuit includes adapter P1, and 1 foot of this adapter P1 meets power vd D, and 2 feet are connect by resistance R2
Ground, 3 feet are connected to infrared part circuit by resistance R3,4 foot ground connection.
This utility model has the advantages that this circuit is without changing former infrared emission receiver transmission line, it is possible to
Being transform as 2.4G wireless radiofrequency receiver very easily, remote controller is while carrying out 2.4G remote control simultaneously, can take into account
The infrared remote control of infrared emission.
This circuit is applicable to following field: high-definition digital player remote controller, intelligent sweeping, Intelligent home remote controller,
LED light modulation remote controller, remote controller of acoustic device and Industry Control remote controller.
Accompanying drawing explanation
Fig. 1 is that 2.4G proprietary protocol turns infrared learning remote control circuit theory diagram；
Fig. 2 is that 2.4G proprietary protocol turns transmitter unit circuit diagram in infrared learning remote control circuit；
Fig. 3 is the 2nd 2.4G radio receiving transmitting module electricity that 2.4G proprietary protocol turns transmitter unit in infrared learning remote control circuit
Lu Tu；
Fig. 4 is that 2.4G proprietary protocol turns the second of transmitter unit the infrared company adding governor circuit in infrared learning remote control circuit
Connect device circuit diagram；
Fig. 5 is the power management chip circuit diagram that 2.4G proprietary protocol turns transmitter unit in infrared learning remote control circuit；
Fig. 6 is the infrared part circuit diagram that 2.4G proprietary protocol turns transmitter unit in infrared learning remote control circuit；
Fig. 7 is the main control part circuit diagram that 2.4G proprietary protocol turns transmitter unit in infrared learning remote control circuit.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and be easy to understand with effect, under
Face in conjunction with specific embodiments, is expanded on further this utility model.
As it is shown in figure 1, a kind of 2.4G proprietary protocol turns infrared learning remote control circuit, comprising: transmitter unit 1, this transmitting
Unit includes that first is infrared and governor circuit 10, is connected to a first infrared and 2.4G radio receiving transmitting module 11 of governor circuit；
The reception unit 2 coordinated with transmitter unit, it includes that second is infrared and governor circuit, to be connected to second infrared and the of governor circuit
Two 2.4G radio receiving transmitting modules.
Seeing Fig. 2, described first is infrared and governor circuit includes the matrix switch that is connected to main control chip U4 (CAP), matrix
Switch include K1-K64,11 feet of this main control chip U4,12 feet, 13 feet, 14 feet, 15 feet, 16 feet be connected to respectively a 2.4G without
14 feet of main control chip U5,13 feet, 12 feet, 11 feet, 10 feet, 9 feet, 16 feet of main control chip U4 and master control in line transceiver module 11
Having the electric capacity C5 of ground connection between 9 feet of chip U5,24 feet of main control chip U4 are connected to infrared transmitting tube D2, resistance R2, this electricity
Resistance R2 is connected to the 45 foot ground connection of power supply VCC, main control chip U4, and 46 feet of main control chip U4 are connected to resistance R1, infrared transmitting tube
D1, this infrared transmitting tube D1 are connected to power supply VCC, and 47 feet of main control chip U4 and infrared transmitting tube are all connected to the electric capacity of ground connection
C1.And a described 2.4G radio receiving transmitting module includes that 1 foot of main control chip U5 (CAP), main control chip U5 is connect by electric capacity C13
Ground, 2 feet of main control chip U5 pass through electric capacity C12 ground connection, are connected to resistance R3 and crystal oscillator Y1 between 1 foot of main control chip U5,2 feet,
It is connected to inductance L3 between 3 feet and 4 feet of main control chip, and is connected to the electric capacity C9 of ground connection, electric capacity C10 at 3 feet of main control chip, main
Control chip U5 4 feet and inductance L3 between be connected to be connected to antenna by inductance L2, electric capacity C6, inductance L1, described inductance L1 with
Being connected to the electric capacity C8 of ground connection between antenna, 5 feet of main control chip U5 are connected between described inductance L2 and electric capacity C6, main control chip U5
6 feet, 7 feet, 8 feet be connected to the electric capacity C3 of one end ground connection, electric capacity C4, electric capacity C2,7 feet of main control chip U5 are connected to power supply
VCC。
Transmitter unit can realize the study of the reception of 2.4G data, transmitting and infrared data, transmission, and it includes RF and list
Sheet machine 2 chips, can support the remote controller key of more than 200, and button can launch 2.4G and infrared letter at the same time or separately
Number control Set Top Box, it is also possible to study television set IR remote controller code and send infrared signal control television set, to substitute biography
All functions of system infrared machine top box purpose learning remote controller.
Seeing Fig. 3, described 2nd 2.4G radio receiving transmitting module includes that 1 foot of main control chip U2 (CAP), main control chip U2 leads to
Crossing electric capacity C13 ground connection, 2 feet of main control chip U2 pass through electric capacity C1 ground connection, are connected to resistance between 1 foot of main control chip U2,2 feet
R5, crystal oscillator Y1, the 3 feet connections being connected to inductance L3, main control chip U2 between 3 feet and 4 feet of main control chip U2 have one end ground connection
Electric capacity C9, electric capacity C10, be connected to antenna by inductance L2, electric capacity C8, inductance L1 between 4 feet and the inductance L3 of main control chip U2
Interface, is connected to the electric capacity C2 of one end ground connection, is connected to one end between inductance L1 and electric capacity C8 between described inductance L1 and antennal interface
5 feet of the electric capacity C6 of ground connection, main control chip U2 are connected between inductance L2 and electric capacity C8, and 6 feet of main control chip, 7 feet, 8 feet are respectively
Connecting and have the electric capacity C1 of one end ground connection, electric capacity C4, electric capacity C5,7 feet of main control chip U2 meet power supply VCC, and 9 feet of main control chip-
14 feet are connected to the second infrared and governor circuit, and 9 feet of main control chip U2 connect the electric capacity C7 having one end ground connection, main control chip U2's
16 feet are connected to power supply VCC, and this 16 foot connects the electric capacity C12 having one end ground connection.
Described second infrared and governor circuit includes: main control part circuit, to be connected to the power management chip electricity of main control part
Road, infrared part circuit and connector circuit.Specifically, seeing Fig. 4, described connector circuit includes adapter P1, and this is even
1 foot meeting device P1 meets power vd D, and 2 feet pass through resistance R2 ground connection, and 3 feet are connected to infrared part circuit by resistance R3, and 4 feet connect
Ground.
Seeing Fig. 5, the figure shows power management chip circuit, it includes main control chip U1 (SOT-23), this master control core
The 1 foot ground connection of sheet U1,2 feet meet the electric capacity C3 of power supply VCC and one end ground connection, and 3 feet meet power vd D.
Seeing Fig. 6, described infrared part circuit includes that the resistance R4 being connected to main control chip U3, this resistance R4 are connected to audion
Q1, the grounded emitter of audion Q1, the colelctor electrode of audion Q1 is connected to infrared transmitting tube D1, resistance R1, and resistance R1 is connected to electricity
Source VDD, is connected to connector circuit between audion Q1 and infrared transmitting tube D1.
Seeing Fig. 7, described main control part circuit includes main control chip U3 (SOP14), 11 feet of this main control chip U3,13
Foot, 12 feet, 10 feet, 9 feet, 6 feet are connected to 9 feet of main control chip U2,10 feet, 11 feet, 12 feet, 13 feet, 14 feet, main control chip respectively
The 11 foot ground connection of U3,8 feet of main control chip U3 are connected to infrared part circuit, and 4 feet of main control chip U3 meet power supply VCC.
Receive unit in order to receive 2.4G data and to be converted to infrared receipt form and be transferred to Set Top Box, receive unit and make
One receives platelet, including RF and single-chip microcomputer two chips, and can be to make two kinds of forms:
Emitting head on A, Set Top Box replaces to receive platelet, and this scheme can be placed on inside Set Top Box receiving platelet,
Do not affect original outward appearance；
B, reception platelet are exported by infrared transmitting tube, and receiving, plate is plug-in on the set-top box, and transmitting tube is directed at machine top
The reception head position of box, this scheme is without making any change to Set Top Box, with USB power source line on plank, can pass through machine
USB port on top box is powered or independent current source is powered.
The feature that this 2.4G proprietary protocol turns infrared learning remote control circuit is as follows:
Operating frequency: 2.4GHz/IR is infrared；
Running voltage: 2.0V-3.3V, two joint AAA battery or button cells；
Built-in infrared learning functionality, it is not necessary to additional devices；
Built-in infrared emission function, it is not necessary to external audion；
The built-in 24 storage functions of transmitting terminal；
Can complete and traditional IR scheme compatible, receiver module is directly replaced IR and is received head without changing terminal system；
Radio-frequency emission power is adjustable；
1 can be realized to 1 and 1 to many radio-frequency communications；
Hardware circuit is simple, BOM low cost.
It will be understood by those skilled in the art that the respective embodiments described above are to realize of the present utility model being embodied as
Example, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit of the present utility model
And scope.
Claims (3)
1.2.4G proprietary protocol turns infrared learning remote control circuit, it is characterised in that comprising:
Transmitter unit, this transmitter unit includes that first is infrared and governor circuit, to be connected to first infrared and the first of governor circuit
2.4G radio receiving transmitting module；
The reception unit coordinated with transmitter unit, it includes that second is infrared and governor circuit, is connected to the second infrared and governor circuit
The 2nd 2.4G radio receiving transmitting module；
Described first is infrared and governor circuit includes the matrix switch that is connected to main control chip U4,11 feet of this main control chip U4,12
Foot, 13 feet, 14 feet, 15 feet, 16 feet be connected to respectively 14 feet of main control chip U5 in a 2.4G radio receiving transmitting module, 13 feet, 12
Foot, 11 feet, 10 feet, 9 feet, have the electric capacity C5 of ground connection, master control core between 16 feet and 9 feet of main control chip U5 of main control chip U4
24 feet of sheet U4 are connected to infrared transmitting tube D2, resistance R2, and this resistance R2 is connected to the 45 foot ground connection of power supply VCC, main control chip U4, main
46 feet of control chip U4 are connected to resistance R1, infrared transmitting tube D1, and this infrared transmitting tube D1 is connected to power supply VCC, main control chip U4's
47 feet and infrared transmitting tube are all connected to the electric capacity C1 of ground connection；
A described 2.4G radio receiving transmitting module includes that 1 foot of main control chip U5, main control chip U5 is by electric capacity C13 ground connection, master
2 feet of control chip U5, by electric capacity C12 ground connection, are connected to resistance R3 and crystal oscillator Y1, master control core between 1 foot of main control chip U5,2 feet
It is connected to inductance L3 between 3 feet and 4 feet of sheet, and is connected to the electric capacity C9 of ground connection, electric capacity C10, main control chip at 3 feet of main control chip
Be connected to be connected to antenna by inductance L2, electric capacity C6, inductance L1 between 4 feet and the inductance L3 of U5, described inductance L1 and antenna it
Between be connected to ground connection 5 feet of electric capacity C8, main control chip U5 be connected between described inductance L2 and electric capacity C6,6 feet of main control chip U5,
7 feet, 8 feet are connected to the electric capacity C3 of one end ground connection, electric capacity C4, electric capacity C2, and 7 feet of main control chip U5 are connected to power supply VCC.
2.4G proprietary protocol the most according to claim 1 turns infrared learning remote control circuit, it is characterised in that described second
2.4G radio receiving transmitting module includes that 1 foot of main control chip U2, main control chip U2 is by electric capacity C13 ground connection, 2 feet of main control chip U2
By electric capacity C1 ground connection, between 1 foot of main control chip U2,2 feet, it is connected to resistance R5, crystal oscillator Y1,3 feet of main control chip U2 and 4 feet
Between be connected to inductance L3, main control chip U2 3 feet connect have the electric capacity C9 of one end ground connection, electric capacity C10,4 feet of main control chip U2
And being connected to antennal interface by inductance L2, electric capacity C8, inductance L1 between inductance L3, described inductance L1 is with antennal interface indirectly
Having the electric capacity C2 of one end ground connection, be connected to the electric capacity C6 of one end ground connection between inductance L1 and electric capacity C8,5 feet of main control chip U2 are connected to
Between inductance L2 and electric capacity C8,6 feet of main control chip, 7 feet, 8 feet are connected to the electric capacity C1 of one end ground connection, electric capacity C4, electricity
7 feet holding C5, main control chip U2 meet power supply VCC, and 9 foot-14 feet of main control chip are connected to the second infrared and governor circuit, master control core
9 feet of sheet U2 connect 16 feet of the electric capacity C7, main control chip U2 that have one end ground connection and are connected to power supply VCC, and the connection of this 16 foot has one
The electric capacity C12 of end ground connection.
2.4G proprietary protocol the most according to claim 1 turns infrared learning remote control circuit, it is characterised in that described second red
Outer and governor circuit includes: main control part circuit, be connected to the power management chip circuit of main control part, infrared part circuit and company
Connect device circuit；
Described main control part circuit includes main control chip U3,11 feet of this main control chip U3,13 feet, 12 feet, 10 feet, 9 feet, 6 feet
It is connected to 9 feet of main control chip U2,10 feet, 11 feet, 12 feet, 13 feet, 14 feet respectively, the 11 foot ground connection of main control chip U3, master control core
8 feet of sheet U3 are connected to infrared part circuit, and 4 feet of main control chip U3 meet power supply VCC；
Described infrared part circuit includes that the resistance R4 being connected to main control chip U3, this resistance R4 are connected to audion Q1, audion Q1
Grounded emitter, the colelctor electrode of audion Q1 is connected to infrared transmitting tube D1, resistance R1, and resistance R1 is connected to power vd D, audion
It is connected to connector circuit between Q1 and infrared transmitting tube D1；
Described connector circuit includes adapter P1, and 1 foot of this adapter P1 meets power vd D, and 2 feet pass through resistance R2 ground connection, 3 feet
It is connected to infrared part circuit, 4 foot ground connection by resistance R3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620457734.7U CN205883467U (en) | 2016-05-18 | 2016-05-18 | 2. 4G infrared study remote control circuit is changeed to privately owned agreement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620457734.7U CN205883467U (en) | 2016-05-18 | 2016-05-18 | 2. 4G infrared study remote control circuit is changeed to privately owned agreement |
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| Publication Number | Publication Date |
|---|---|
| CN205883467U true CN205883467U (en) | 2017-01-11 |
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ID=57688060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620457734.7U Active CN205883467U (en) | 2016-05-18 | 2016-05-18 | 2. 4G infrared study remote control circuit is changeed to privately owned agreement |
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| Country | Link |
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| CN (1) | CN205883467U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019001155A1 (en) * | 2017-06-29 | 2019-01-03 | 深圳市九洲电器有限公司 | Ir emitting device and method |
| CN110769294A (en) * | 2019-12-13 | 2020-02-07 | 深圳市通久电子有限公司 | Set top box suspension protection device and set top box adopting same |
-
2016
- 2016-05-18 CN CN201620457734.7U patent/CN205883467U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019001155A1 (en) * | 2017-06-29 | 2019-01-03 | 深圳市九洲电器有限公司 | Ir emitting device and method |
| CN110769294A (en) * | 2019-12-13 | 2020-02-07 | 深圳市通久电子有限公司 | Set top box suspension protection device and set top box adopting same |
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