CN106658132A - Remote non-directional TV set remote control device - Google Patents
Remote non-directional TV set remote control device Download PDFInfo
- Publication number
- CN106658132A CN106658132A CN201710069247.2A CN201710069247A CN106658132A CN 106658132 A CN106658132 A CN 106658132A CN 201710069247 A CN201710069247 A CN 201710069247A CN 106658132 A CN106658132 A CN 106658132A
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- CN
- China
- Prior art keywords
- remote control
- remote
- nec
- television set
- directive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000013078 crystal Substances 0.000 claims description 8
- 230000010355 oscillation Effects 0.000 claims description 8
- 239000010453 quartz Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 10
- 206010068052 Mosaicism Diseases 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 210000003765 sex chromosome Anatomy 0.000 description 3
- 238000003491 array Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
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]
Landscapes
- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Selective Calling Equipment (AREA)
- Details Of Television Systems (AREA)
Abstract
The invention provides a remote non-directional TV set remote control device. The remote non-directional TV set remote control device is characterized in that a remote control code in an NEC format is modulated into an RF signal, and the RF signal is transmitted by a built-in antenna (E1) of a remote controller; the signal is received by a built-in antenna (E2) in a TV set, and the signal is input to an I/O port of a main chip of the TV set after being demodulated into the NEC code format. The remote non-directional TV set remote control device provided by the invention can solve the directionality problem of the remote controller, so that the remote control distance is larger than 30M; and meanwhile compared with the traditional infrared remote control, only a few cost is increased, but compared with the 2.4G or Bluetooth mode, the cost is relatively low.
Description
【Technical field】
The present invention relates to the exploitation of a kind of television set remote control apparatus, more particularly to LCD TV remote-control transmitting and receiver module
A kind of Novel remote-control transmitting and reception device.
【Background technology】
At present, remote control mostly adopts Infrared Ray Remote Control Technology on the market.Such technology is present points to sex chromosome mosaicism, needs one
Ability remote pilot under fixed angle, and which receives the limited of remote control distance, is more than 8M in distance, or is more than 60 in controlled angle level
, there is the insensitive phenomenon of remote control in degree or during normal of greater than 30 degree.In addition, there is intelligent television of the part using Android system on market
Using 2.4G or Bluetooth remote control technology.The advantage of this scheme is non-directive problem, and remote control distance can typically accomplish 10M half
Footpath scope, but, height is compared using the cost of this technical scheme.For this reason, it may be necessary to design a kind of brand-new remote control coding and decoding,
Transmitting, receive, demodulation scheme, eliminate point to sex chromosome mosaicism, remote control distance short problem while, can be than traditional infrared remote control
In the case that mode increases cost on a small quantity, the optimal design of Consumer's Experience is reached.Its overall cost will than 2.4G and Bluetooth profile
It is low, and can not only realize in planless common TV, can equally realize in the TV with Android system.
【The content of the invention】
The invention is intended to provide a kind of remote non-directive television set remote control apparatus.By improveing traditional infrared remote control
For RF remote controls, by remote controller codes, modulate, launch, receiving, being demodulated into the real other NEC codes form of TV energy, realizing without sensing
Property and remote control distance more than 30M remote range.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of remote non-directive television set remote control apparatus, it is characterised in that the remote control mode of NEC forms is modulated into into RF
Signal, is launched by remote control built-in aerial (E1)；This signal is received by built-in aerial (T2) in a television set, is demodulated to
The I/O mouths of TV master chip are input to after NEC code format signals；The method that the remote control mode of the NEC forms is modulated into RF signals
For the special NEC format encoders (U1) of signal input that remote controller key is produced produce the remote control code value of 16 systems；By sending out
Penetrate after holding oscillating circuit and NEC code manipulators (U2) to be modulated, signal is launched by built-in aerial (E1).
Described a kind of remote non-directive television set remote control apparatus, it is characterised in that the remote controller key
65 are set to by bond number.
Described a kind of remote non-directive television set remote control apparatus, it is characterised in that described to be demodulated to NEC code forms
Method be, the RF signals that built-in aerial (T2) is received reach RF receive chip (U4), chip output RF signals deliver to NEC
Decoder (U3) is decoded.
Described a kind of remote non-directive television set remote control apparatus, it is characterised in that transmitting terminal oscillating circuit and connect
The frequency of oscillation of receiving end oscillating circuit is 433MHZ.
Described a kind of remote non-directive television set remote control apparatus, it is characterised in that transmitting terminal oscillating circuit
Quartz crystal frequency of oscillation is 13.56MHZ；Receiving terminal oscillating circuit quartz crystal frequency of oscillation is 13.52313MHZ.
Described a kind of remote non-directive television set remote control apparatus, it is characterised in that U1 is that TC1628 is produced for NEC codes
Raw circuit, it is modulation circuit that U2 is TC118, and it is NEC decoding circuits that U3 is TC8E53, and it is carrier wave receiving circuit that U4 is TC119.
The present invention is RF remote controls by improveing traditional infrared remote control, by remote controller codes, modulation, transmitting, reception, solution
The real other NEC codes form of TV energy is adjusted to, remote control can be solved and pointed to sex chromosome mosaicism, make remote control distance be more than 30M；Meanwhile, phase
Only increase a small amount of cost than traditional infrared remote control, but it is lower than 2.4G or bluetooth approach cost.
【Description of the drawings】
Fig. 1 remote controller codes, modulation, emission principle block diagram
Fig. 2 television receptions, conciliation, real other theory diagram
Fig. 3 remote controller key array schematic diagrams
The coding circuit fundamental diagram of Fig. 4 remote controls
The RF transmitting fundamental diagrams of Fig. 5 remote controls
Fig. 6 mainboards end receives, demodulation fundamental diagram
【Specific embodiment】
The invention will be further described below in conjunction with the accompanying drawings：
In the present embodiment, U1 is that TC1628 produces circuit for NEC codes, and it is modulation circuit that U2 is TC118, and U3 is TC8E53
For NEC decoding circuits, it is carrier wave receiving circuit that U4 is TC119.
Its ultimate principle is as shown in Figure 1 and Figure 2.Remote controller codes, modulation, emission principle block diagram are as shown in figure 1, button letter
After number encoded device coding, by modulating circuit modulates into the radiofrequency signal of 433MHz, launched by remote control is built-in.
Television set is received, is reconciled, real other theory diagram as shown in Fig. 2 the built-in aerial of television set receives radiofrequency signal, by demodulator
After demodulation, become the instruction of the NEC forms that television set is capable of identify that.
The remote controller key array of the present invention is as shown in figure 3, which adopts 65 key arrays.B+, B- power for battery 3V, C8,
C9 is filter capacitor, and K1～K65 is remote keying, and PB0～PB7, PA4, PA5 are keystroke interface.
The coding circuit fundamental diagram of the remote control of the present invention is as shown in Figure 4.Key assignments PB0～PB7, PA4, PA5 input
NEC format encoder U1, produce the remote control code value of various 16 systems, are exported by the PA6 feet (11 foot) of U1.
As shown in figure 5, the remote control code value of 16 system is input into by the ASK feet (6 foot) of NEC code modulation chip U2, core
The outside oscillating circuit of piece is made up of crystal resonator Y1, electric capacity C3, C4.After U2 is modulated, remote control mode modulation is arrived
On the carrier wave of 433MHz, exported by the RFOUT feet (4 foot) of U2.The modulated signal is through the filter that is made up of C5～C7, L2～L4
After wave circuit filtering, Jing remote control built-in aerial E1 launch.Wherein, quartz crystal Y1 frequencies of oscillation be 13.56MHZ, C3,
C4 is the electric capacity of 36pF, and C5 is 1pF；Inductance L2 is 68NH, and L3 is 100NH.
TV SKD end receives, demodulation fundamental diagram is as shown in Figure 6.T2 is the built-in reception antenna of TV, and U4 is RF
Receive chip.The signal for receiving is reached U4 by L5, L6 carries out inter-process, and aerial signal is converted into digital signal；
Electric capacity C10, C11 and crystal resonator Y2 constitute the outside oscillating circuit of U4.The RF digital signals of U4 outputs pass through D0 feet (5 foot)
The P44 feet (7 foot) for delivering to decoder U3 are decoded.RF digital signals are changed into U3 the instruction of the NEC forms that TV can be recognized,
And the master chip for being sent to TV will be instructed by P40, P41 foot of U3.In TV SKD end reception, demodulator circuit,
It is 36NH that L5 is 27NH, L6；Quartz crystal Y2 frequencies of oscillation are 13.52313MHZ, and electric capacity C10, C11 are 22pF.C12 is U3
Current supply circuit filter capacitor, C13 be U4 current supply circuit filter capacitors, Q2 and R2 composition Saving Power Control Circuit.
Claims (6)
1. a kind of remote non-directive television set remote control apparatus, it is characterised in that the remote control mode of NEC forms is modulated into into RF letters
Number, by remote control built-in aerial（E1）Transmitting；Pass through built-in aerial in a television set（T2）This signal is received, NEC is demodulated to
The I/O mouths of TV master chip are input to after code format signal；The remote control mode of the NEC forms is modulated into the method for RF signals,
The special NEC format encoders of signal input that remote controller key is produced（U1）, produce the remote control code value of 16 systems；By transmitting terminal
Oscillating circuit and NEC code manipulators（U2）After being modulated, by built-in aerial（E1）Signal is launched.
2. a kind of remote non-directive television set remote control apparatus as claimed in claim 1, it is characterised in that the remote control
Device button is set to 65 by bond number.
3. a kind of remote non-directive television set remote control apparatus as claimed in claim 1, it is characterised in that described to be demodulated to
The method of NEC code forms is, built-in aerial（T2）The RF signals for receiving reach RF and receive chip（U4）, the RF letters of chip output
Number deliver to NEC decoders（U3）Decoded.
4. a kind of remote non-directive television set remote control apparatus as described in any claim in claim 2 to 3, which is special
Levy and be, the frequency of oscillation of transmitting terminal oscillating circuit and receiving terminal oscillating circuit is 433MHZ.
5. a kind of remote non-directive television set remote control apparatus as claimed in claim 4, it is characterised in that transmitting terminal shakes
The quartz crystal frequency of oscillation for swinging circuit is 13.56MHZ；Receiving terminal oscillating circuit quartz crystal frequency of oscillation is
13.52313MHZ。
6. a kind of remote non-directive television set remote control apparatus as claimed in claim 5, it is characterised in that U1 is TC1628
Circuit is produced for NEC codes, it is modulation circuit that U2 is TC118, and U3 is that TC8E53 is NEC decoding circuits, and U4 is connect for carrier wave for TC119
Receive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710069247.2A CN106658132A (en) | 2017-02-08 | 2017-02-08 | Remote non-directional TV set remote control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710069247.2A CN106658132A (en) | 2017-02-08 | 2017-02-08 | Remote non-directional TV set remote control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106658132A true CN106658132A (en) | 2017-05-10 |
Family
ID=58846371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710069247.2A Pending CN106658132A (en) | 2017-02-08 | 2017-02-08 | Remote non-directional TV set remote control device |
Country Status (1)
| Country | Link |
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| CN (1) | CN106658132A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101582199A (en) * | 2009-06-12 | 2009-11-18 | 深圳创维－Rgb电子有限公司 | Wireless remote control television system |
| CN201499236U (en) * | 2009-07-24 | 2010-06-02 | 四川长虹电器股份有限公司 | Television remote control system |
| US20100141472A1 (en) * | 2008-12-09 | 2010-06-10 | Mstar Semiconductor, Inc. | Decoding Method and Apparatus for Infrared Remote Control Commands |
| CN101799971A (en) * | 2010-03-26 | 2010-08-11 | 青岛海信电器股份有限公司 | Remote control method and remote control system |
| CN101841639A (en) * | 2010-03-26 | 2010-09-22 | 青岛海信电器股份有限公司 | Multimedia signal processing device and multimedia video-audio system |
| CN102903231A (en) * | 2012-10-20 | 2013-01-30 | 复旦大学 | Wireless infrared remote control signal transponder |
| CN103164940A (en) * | 2013-02-04 | 2013-06-19 | 上海仪电电子股份有限公司 | General remote controller |
| CN203260175U (en) * | 2013-02-04 | 2013-10-30 | 上海仪电电子股份有限公司 | Universal remote controller |
| CN204377074U (en) * | 2015-02-12 | 2015-06-03 | 冠捷显示科技（厦门）有限公司 | A kind of multifunctional remote controlller |
| CN206472246U (en) * | 2017-02-08 | 2017-09-05 | 珠海经济特区金品电器有限公司 | A kind of remote non-directive television set remote control apparatus |
-
2017
- 2017-02-08 CN CN201710069247.2A patent/CN106658132A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100141472A1 (en) * | 2008-12-09 | 2010-06-10 | Mstar Semiconductor, Inc. | Decoding Method and Apparatus for Infrared Remote Control Commands |
| CN101582199A (en) * | 2009-06-12 | 2009-11-18 | 深圳创维－Rgb电子有限公司 | Wireless remote control television system |
| CN201499236U (en) * | 2009-07-24 | 2010-06-02 | 四川长虹电器股份有限公司 | Television remote control system |
| CN101799971A (en) * | 2010-03-26 | 2010-08-11 | 青岛海信电器股份有限公司 | Remote control method and remote control system |
| CN101841639A (en) * | 2010-03-26 | 2010-09-22 | 青岛海信电器股份有限公司 | Multimedia signal processing device and multimedia video-audio system |
| CN102903231A (en) * | 2012-10-20 | 2013-01-30 | 复旦大学 | Wireless infrared remote control signal transponder |
| CN103164940A (en) * | 2013-02-04 | 2013-06-19 | 上海仪电电子股份有限公司 | General remote controller |
| CN203260175U (en) * | 2013-02-04 | 2013-10-30 | 上海仪电电子股份有限公司 | Universal remote controller |
| CN204377074U (en) * | 2015-02-12 | 2015-06-03 | 冠捷显示科技（厦门）有限公司 | A kind of multifunctional remote controlller |
| CN206472246U (en) * | 2017-02-08 | 2017-09-05 | 珠海经济特区金品电器有限公司 | A kind of remote non-directive television set remote control apparatus |
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Application publication date: 20170510 |