CN203368567U - Universal remote control system - Google Patents
Universal remote control system Download PDFInfo
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- CN203368567U CN203368567U CN 201220680966 CN201220680966U CN203368567U CN 203368567 U CN203368567 U CN 203368567U CN 201220680966 CN201220680966 CN 201220680966 CN 201220680966 U CN201220680966 U CN 201220680966U CN 203368567 U CN203368567 U CN 203368567U
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Abstract
The utility model relates to the technical field of remote control, in particular to a universal remote control system. The universal remote control system comprises a smart mobile phone and an infrared transmitter. The smart mobile phone is used for processing key information corresponding to remote control information input by a user and infrared transmission protocol codes to second level coded signals by utilizing ways of specific encoding and DTMF (Dual Tone Multi Frequency) encoding, and then transmitting the second level coded signals to the infrared transmitter. The infrared transmitter is used for subjecting the received second level coded signals to DTMF decoding and specific decoding sequentially to obtain corresponding key information and infrared transmission protocol codes, processing the key information into corresponding infrared signals by utilizing the infrared transmission protocol codes, and finally transmitting the infrared signals to a target electric appliance. The universal remote control system is simple in structure and easy to use, and can reduce the resource waste due to the fact that one electrical appliance is equipped with one hand-held remote controller.
Description
Technical Field
The utility model relates to an electrical apparatus remote control technical field especially relates to a universal remote control system.
Background
The existing handheld remote controllers are in one-to-one correspondence with controlled electric appliances, so that a plurality of handheld remote controllers are often purchased in one family, and the handheld remote controllers cannot be used universally, thereby causing resource waste. In addition, the remote controller integrated with a plurality of electric appliance remote control software cannot update the remote control software of the target electric appliance instantly through the Internet (Internet), so that the use range of the remote controller is limited.
Therefore, it is necessary to provide a universal remote control system to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model discloses a technical scheme be: providing a universal remote control system, the universal remote control system comprising:
the intelligent mobile phone is used for downloading and starting remote control software of the target electric appliance to generate a remote control interface, the intelligent mobile phone is further used for processing remote control information input by a user, obtaining corresponding key information according to a processing result, then carrying out specific digital coding on the key information and a corresponding infrared transmission protocol code to generate a primary code, then carrying out DTMF coding on the primary code to generate a secondary code signal, and further transmitting the secondary code signal to the audio output unit;
and the infrared transmitter is electrically connected with the audio output unit of the smart phone by utilizing the audio receiving unit contained in the infrared transmitter to receive the secondary coding signal, is used for converting the received secondary coding signal to perform DTMF decoding to generate a primary code, then performs specific decoding on the primary code to obtain the key information and the infrared transmission protocol code, then processes the key information into a corresponding infrared signal according to the infrared transmission protocol code, and transmits the infrared signal to the target electric appliance.
Wherein the remote control interface is similar to that of an actual handheld remote control of the target appliance.
Wherein, the smart mobile phone includes: the remote control system comprises a central processing unit, an input unit, a display unit, a storage unit, a remote control software updating unit and an audio output unit, wherein the input unit, the display unit, the storage unit, the remote control software updating unit and the audio output unit are electrically connected with the central processing unit; wherein,
the input unit is used for inputting the name and model information of the target electrical appliance and inputting the remote control information for controlling the remote control software by a user;
the central processing unit is used for issuing an instruction for downloading corresponding remote control software to the remote control software updating unit according to the name and model information of the target electrical appliance, processing the remote control information input by a user to obtain corresponding key information, then carrying out specific digital coding on the key information and a corresponding infrared transmission protocol code to generate a primary code, then carrying out DTMF coding on the primary code to generate a secondary code signal, and further transmitting the secondary code signal to the audio output unit;
the remote control software updating unit is used for downloading corresponding remote control software through a network according to an instruction sent by the central processing unit;
the storage unit is used for storing the remote control software downloaded by the remote control software updating unit;
the display unit is used for displaying the remote control interface;
wherein the audio output unit includes: and the earphone jack is used for transmitting the secondary coded signal to the infrared transmitter.
Wherein the infrared emitter includes:
the power supply driving unit is used for driving the audio receiving unit, the audio converting infrared unit and the infrared transmitting unit to normally work; wherein,
the audio receiving unit comprises an earphone plug, and the earphone plug is used for receiving a secondary coding signal from an audio output unit of the smart phone;
the audio-to-infrared unit is electrically connected with the audio receiving unit and is used for carrying out DTMF decoding on the received secondary coding signal to generate a primary code, then carrying out corresponding decoding on the primary code to obtain the key information and the infrared transmission protocol code, and then processing the key information into corresponding infrared signals according to the corresponding infrared transmission protocol code;
the infrared transmitting unit is electrically connected with the audio-to-infrared unit and used for receiving and transmitting an infrared signal to a target electric appliance;
wherein, audio frequency changes infrared unit and includes: the decoding circuit is used for carrying out DTMF decoding on the received secondary coded signals to generate primary codes, then carrying out specific decoding on the primary codes to obtain key information and infrared transmission protocol codes, and the infrared modulation circuit is used for processing the key information into corresponding infrared signals by utilizing the infrared transmission protocol codes.
The first-level code comprises two bytes, one byte comprises a key information code, and the other byte comprises an infrared transmission protocol code.
In this way, the utility model provides an omnipotent remote control system includes smart mobile phone and infra-red transmitter, simple structure, and convenient to use, and can solve an electrical apparatus and need be equipped with a handheld remote controller and the wasting of resources problem that causes.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of the universal remote control system of the present invention;
fig. 2 is a schematic structural diagram of the smartphone shown in fig. 1;
FIG. 3 is a schematic diagram of the structure of the infrared emitter shown in FIG. 1;
FIG. 4 is a schematic diagram of the primary code of the universal remote control system of the present invention;
fig. 5 is a schematic view of the external shape of the infrared emitter of fig. 1.
Detailed Description
Referring to fig. 1, fig. 1 is a schematic structural diagram of a first embodiment of the universal remote control system of the present invention. As shown in fig. 1, the universal remote control system of the present invention includes a smart phone 11 and an infrared emitter 12.
In this embodiment, the smart phone 11 is configured to download and start remote control software of a target electrical appliance (for example, a television shown in fig. 1) to generate a remote control interface, and the smart phone 11 is further configured to process remote control information input by a user, obtain key information corresponding to the remote control information according to a processing result, perform specific digital coding on the key information and a corresponding infrared transmission protocol code to generate a primary code, perform DTMF coding on the primary code to generate a secondary code signal, and transmit the secondary code signal to the audio output unit. The infrared transmitter 12 is configured to use an audio receiving unit included therein to be electrically connected to an audio output unit of the smart phone to receive a secondary encoded signal, and is configured to perform DTMF decoding on the received secondary encoded signal to generate a primary code, then perform specific decoding on the primary code to obtain the key information and the infrared transmission protocol code, process the key information into a corresponding infrared signal according to the corresponding infrared transmission protocol code, and send the infrared signal to the target electrical appliance.
In the preferred embodiment of the present invention, the structure of the smart phone 11 and the infrared emitter 12 can be seen in fig. 2 and 3. Fig. 2 is a schematic structural diagram of the smartphone shown in fig. 1, and fig. 3 is a schematic structural diagram of the infrared emitter shown in fig. 1. As shown in fig. 2, the smartphone 11 includes: a central processing unit 111, and an input unit 112, a display unit 115, a storage unit 114, a remote control software update unit 113 and an audio output unit 116 connected to the central processing unit 111, wherein the remote control software update unit 113 is further electrically connected to the storage unit 114, and the audio output unit 116 includes a headphone jack (not shown). As shown in fig. 3, the infrared emitter 12 includes: the mobile terminal comprises a power driving unit 124, an audio receiving unit 121, an audio-to-infrared unit 122 and an infrared transmitting unit 123, wherein the audio receiving unit 121, the audio-to-infrared unit 122 and the infrared transmitting unit 123 are electrically connected with the power driving unit 124, the power driving unit 124 is used for driving the audio receiving unit 121, the audio-to-infrared unit 122 and the infrared transmitting unit 123 to work normally, and the audio receiving unit 121 comprises an earphone plug (not shown).
In this embodiment, after the input unit 112 receives the name and model information of the target electrical appliance input by the user, the central processing unit 111 issues an instruction to the remote control software updating unit 113 to download the corresponding remote control software according to the name and model information of the target electrical appliance. After receiving the instruction, the remote control software updating unit 113 searches for and downloads corresponding remote control software according to the name and model information of the target electrical appliance, and then stores the downloaded remote control software in the storage unit 114. Specifically, when the user activates the remote control software update unit 113, the user connects to the remote control software server via the Internet (Internet). The remote control software server is integrated with the latest remote control software of the universal electric appliance, so that the remote control software updating unit can search and download the remote control software of the target electric appliance to be remotely controlled. When the user operates the remote control software corresponding to the target electrical appliance, the remote control interface is displayed through the display unit 115 of the smart phone 11. The remote control interface is similar to (preferably, the same as) the remote control interface of the actual handheld remote controller of the target electrical appliance, so that the user can directly remotely control the target electrical appliance according to the remote control interface displayed by the display unit 115 without relearning. When a user inputs remote control information for controlling remote control software through the input unit 112, the central processing unit 111 first processes the remote control information to generate corresponding key information, then performs specific digital coding on the key information and a corresponding infrared transmission protocol code to generate a primary code, then performs DTMF coding on the primary code to generate a secondary code signal, and further transmits the secondary code signal to the audio output unit 116 (specifically, an earphone jack).
In the embodiment of the present invention, the primary code includes two bytes, and specifically, see fig. 4, fig. 4 is a schematic diagram of the primary code of the universal remote control system of the present invention. As shown in fig. 4, the primary code includes two bytes, one of which includes the key information code and the other of which includes the infrared transmission protocol code. Accordingly, the infrared transmitter 12 generates a corresponding primary code including a key information code and an infrared transmission protocol code when decoding the DTMF code signal. DTMF coding is to convert key information and digital information corresponding to infrared transmission protocol codes into dual DTMF coding signals, and one DTMF signal can be a combination of high-frequency sinusoidal signals and low-frequency sinusoidal signals.
In the utility model discloses an in the concrete application, if the storage unit 114 of smart mobile phone 11 has stored the remote control software of multiple remote controller, under the condition that the user does not know the name and the model of the target electrical apparatus that will control remotely, the user can start various remote control software respectively, then sends the information of controlling of opening the power to target electrical apparatus (target electrical apparatus is in dormant state) through remote control software. If the power supply of the target electrical appliance can be started by using a certain remote control software, the remote control software is the remote control software corresponding to the target electrical appliance, so that a user does not need to search the name and model information of the target electrical appliance in a short distance, and inconvenience brought to the user by repeatedly downloading the remote control software corresponding to the target electrical appliance through a network can be avoided.
In the embodiment of the present invention, the audio receiving unit 121 included in the infrared emitter 12 includes an earphone plug (not shown), the smart phone 11 is electrically connected to the infrared emitter 12 through an earphone jack, and the earphone plug receives the secondary encoding signal from the audio output unit 116 of the smart phone 11. The audio receiving unit 121 transmits the received secondary encoded signal to the audio-to-infrared unit 122. The audio-to-infrared unit 122 performs DTMF decoding on the received secondary encoded signal to generate a primary code, then performs corresponding decoding on the primary code to obtain the key information and the infrared transmission protocol code, and then processes the key information into a corresponding infrared signal according to the corresponding infrared transmission protocol code. The infrared transmitting unit 123 is electrically connected to the audio converting infrared unit 122, and is configured to transmit the infrared signal received from the audio converting infrared unit 122 to the target electrical appliance so as to remotely control the target electrical appliance to operate according to the requirement of the user.
Referring further to fig. 3, as shown in fig. 3, the audio-to-infrared unit 122 includes: the decoding circuit 1222 and the infrared modulation circuit 1223, the decoding circuit 1222 is configured to perform DTMF decoding on the received secondary coded signal to generate a primary code, and then perform specific decoding on the primary code to obtain the key information and the infrared transmission protocol code, and the infrared modulation circuit 1223 is configured to process the key information into a corresponding infrared signal by using the infrared transmission protocol code. When performing DTMF decoding, the audio-to-infrared unit 122 first detects the existence of digital information in the received secondary coded signal, and then determines the combination of the existing digits and determines the corresponding primary code.
Referring to fig. 5, the external shape of the infrared emitter 12 in fig. 1 is schematically shown, and as shown in fig. 5, the infrared emitter 12 is composed of a rectangular small box and an earphone plug (not shown in fig. 5) mounted on the small box, wherein the infrared emitting unit 123 (not shown in fig. 5) is disposed on the rectangular small box. A circuit for converting a secondary coded signal carrying remote control information received from the audio receiving unit into an infrared signal is arranged in the rectangular small box, and the audio receiving unit 121 specifically receives the secondary coded signal through an earphone plug; the infrared transmitting unit 123 is embodied as an infrared transmitting head, and the infrared transmitting unit 123 is configured to transmit an infrared signal carrying remote control information to an infrared receiving end of the target electrical appliance, so as to implement that the remote control target electrical appliance works according to a requirement of a user. Of course, in particular applications of the present invention, the external shape of the infrared emitter 12 is not limited to that shown in fig. 5. In addition, the input unit 12 of the smart phone included in the universal remote control system of the present invention may be a key set, or may be a touch screen, and the comparison is not limited.
The embodiment of the utility model provides an in, but remote control software updating unit is installed with the mode of uninstallation in the smart mobile phone 11, make remote control software updating unit can in time be updated through the network, and then makes the user can download the latest remote control software that target electrical product corresponds. And the downloaded remote control software is stored in the storage unit 115, so that the user does not need to download again when remotely controlling the same target electrical appliance next time. Of course, considering that the remote control software occupies the storage space of the smartphone 11, the remote control software may also be deleted after the remote control software is used.
In the embodiment of the present invention, the infrared emitter 12 and the smart phone 11 are independent from each other. And the infrared emitter 12 can be miniaturized and can be purchased separately. In actual use, as long as establish the electric connection with the headphone plug of the audio receiving unit 121 of infrared emitter 12 and the headphone jack of the audio output unit 116 of smart phone 11 and just can form the utility model discloses a universal remote control system, wherein, the headphone jack is used for giving infrared emitter 12 with second grade coded signal transmission. Therefore, a user can conveniently realize remote control of various electrical appliances at the side by only carrying one smart phone 11 and one small infrared emitter 12, and does not need to equip each electrical appliance with a specific handheld remote controller. Additionally, the utility model discloses a universal remote control system can reduce the wasting of resources that electrical apparatus and handheld remote controller one-to-one brought.
In this way, the utility model provides an omnipotent remote control system includes smart mobile phone and infra-red transmitter, simple structure, and convenient to use, and can solve an electrical apparatus and need be equipped with a handheld remote controller and the wasting of resources problem that causes.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (1)
1. A universal remote control system, comprising:
a smartphone, the smartphone comprising: the remote control system comprises a central processing unit, an input unit, a display unit, a storage unit, a remote control software updating unit and an audio output unit, wherein the input unit, the display unit, the storage unit, the remote control software updating unit and the audio output unit are electrically connected with the central processing unit; the input unit is used for inputting the name and model information of the target electrical appliance and inputting the remote control information for controlling the remote control software by a user; the central processing unit is used for issuing an instruction for downloading corresponding remote control software to the remote control software updating unit according to the name and model information of the target electrical appliance, processing the remote control information input by a user to obtain corresponding key information, then carrying out specific digital coding on the key information and a corresponding infrared transmission protocol code to generate a primary code, then carrying out DTMF coding on the primary code to generate a secondary code signal, and further transmitting the secondary code signal to the audio output unit; the remote control software updating unit is used for downloading corresponding remote control software through a network according to an instruction sent by the central processing unit; the storage unit is used for storing the remote control software downloaded by the remote control software updating unit; the display unit is used for displaying a remote control interface; wherein the audio output unit includes: the earphone jack is used for transmitting the secondary coded signal to the infrared transmitter;
an infrared emitter, the infrared emitter comprising: the power supply driving unit is used for driving the audio receiving unit, the audio converting infrared unit and the infrared transmitting unit to normally work; the audio receiving unit comprises an earphone plug, and the earphone plug is used for receiving a secondary coding signal from an audio output unit of the smart phone; the audio-to-infrared unit is electrically connected with the audio receiving unit and is used for carrying out DTMF decoding on the received secondary coding signal to generate a primary code, then carrying out corresponding decoding on the primary code to obtain the key information and the infrared transmission protocol code, and then processing the key information into corresponding infrared signals according to the corresponding infrared transmission protocol code; the infrared transmitting unit is electrically connected with the audio-to-infrared unit and used for receiving and transmitting an infrared signal to a target electric appliance; wherein, audio frequency changes infrared unit and includes: the infrared modulation circuit is used for processing the key information into corresponding infrared signals by utilizing the infrared transmission protocol codes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220680966 CN203368567U (en) | 2012-12-11 | 2012-12-11 | Universal remote control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220680966 CN203368567U (en) | 2012-12-11 | 2012-12-11 | Universal remote control system |
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| Publication Number | Publication Date |
|---|---|
| CN203368567U true CN203368567U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220680966 Expired - Fee Related CN203368567U (en) | 2012-12-11 | 2012-12-11 | Universal remote control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003434A (en) * | 2017-06-07 | 2018-12-14 | 北京中天鼎盛视讯科技有限公司 | infrared remote control system and method |
-
2012
- 2012-12-11 CN CN 201220680966 patent/CN203368567U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003434A (en) * | 2017-06-07 | 2018-12-14 | 北京中天鼎盛视讯科技有限公司 | infrared remote control system and method |
| CN109003434B (en) * | 2017-06-07 | 2021-08-31 | 北京中天鼎盛视讯科技有限公司 | Infrared remote control system and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20141211 |
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| EXPY | Termination of patent right or utility model |