CN1117251C - Remote controller for air conditioner - Google Patents
Remote controller for air conditioner Download PDFInfo
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- CN1117251C CN1117251C CN 99106585 CN99106585A CN1117251C CN 1117251 C CN1117251 C CN 1117251C CN 99106585 CN99106585 CN 99106585 CN 99106585 A CN99106585 A CN 99106585A CN 1117251 C CN1117251 C CN 1117251C
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Abstract
The present invention discloses a remote controller for an air conditioner of telephonic communication line control, which can accurately and reliably control the air conditioner. The present invention comprises a filtering shaping circuit, a counter and a telephone analog off-hook circuit. After analog off-hook is carried out to a telephone, a two-tone decoding circuit is used for decoding a telephone two-tone signal, a code recognition circuit is used for recognizing a digital code decoded by the two-tone decoding circuit and for outputting a code recognition signal, after an air conditioner control signal generation circuit receives the code recognition signal, the air conditioner control signal generation circuit converts an air conditioning control code decoded by the two-tone decoding circuit into a corresponding air conditioner control signal to control the air conditioner. A prompting tone generation circuit generates a prompting tone signal and feeds back the prompting tone signal to a user through a telephone line.
Description
The present invention relates to a kind of remote controller for air conditioner, specifically, relate to a kind of remote controller for air conditioner of telephonic communication line traffic control.
Along with popularizing of air conditioner, people not only are satisfied with local distant control function to the requirement of air conditioner, have also proposed higher needs, i.e. Long-distance Control.At present, existing producer adopts by the mode of telephone wire control Digiplex air-conditioning is carried out Long-distance Control.But this controller needs additional power source, the circuit complexity, and cost is higher, and the infrared control signal of Digiplex emission is subject to external interference, and the switching on and shutting down that make the mistake particularly can't be confirmed the operating state of air conditioner, and dependability is relatively poor.
The object of the present invention is to provide a kind of remote controller for air conditioner, do not need independent power supply, circuit structure is simple, and can carry out accurately air conditioner, control reliably.
For achieving the above object, remote controller for air conditioner of the present invention comprises a filtering shaping circuit, links to each other with telephone wire, is used for the phone ringing pulse-modulated signal is demodulated into pulse signal; A counter links to each other with filtering shaping circuit, is used for above-mentioned pulse signal is counted, and when counting reaches the pulse number of setting, exports a phone off-hook/off-hook prompting control signal; A phone simulation circuit for answering links to each other with telephone wire, counter circuit respectively, is used for carrying out phone simulation off-hook after receiving above-mentioned phone off-hook/off-hook prompting control signal, connects and output phone double-audio signal; In addition, also include double-tone decoding circuit frequently, link to each other, be used for the decoding of phone double-audio signal with phone simulation circuit for answering; A password identification circuit, with above-mentioned double-tone frequently decoding circuit link to each other, be used for the identification of the numerical ciphers that above-mentioned double-tone frequency decoding circuit solves, and the output password identification signal; An air-conditioning control signal generation circuit, frequently decoding circuit, password identification circuit link to each other with above-mentioned double-tone respectively, be used for after receiving above-mentioned password identification signal, the air-conditioning control routine that above-mentioned double-tone frequency decoding circuit is solved converts corresponding air-conditioning control signal to, and confirmation signal is finished in the control of output air-conditioning; A prompt tone produces circuit and links to each other with counter, password identification circuit, air-conditioning control signal generation circuit respectively, is used for the prompt tone signal that produces corresponding prompting after phone off-hook/off-hook points out control signal, password identification signal, air-conditioning control to finish confirmation signal receiving.
Operation principle of the present invention is user need carry out Long-distance Control to air-conditioning the time, at first puts through the number of the telephone line that is connected with remote controller for air conditioner.After putting through, ringing pulse modulation signal of telephone exchange output converts pulse signal to through filtering shaping circuit, and is input in the counter.Counter is counted this pulse signal, when rolling counters forward during to the pulse number set, export a phone off-hook/off-hook and points out control signal.Phone off-hook/off-hook prompting control signal makes the conducting of phone simulation circuit for answering, and produces the off-hook electric current greater than 1mA, finishes phone simulation off-hook, makes prompt tone produce circuit simultaneously and produces prompt tone, and prompt tone feeds back to the user by telephone wire.
After the user hears prompt tone, can import predefined numerical ciphers, telephone exchange is exported corresponding double-audio signal, is input to double-tone decoding circuit frequently by phone simulation circuit for answering, and double-tone decoding circuit frequently is input to password identification circuit with decoded numerical ciphers.Password identification circuit is discerned the password of input, and correct as the input password, then the output password identification signal is opened the air-conditioning control signal generation circuit, and makes prompting sound circuit produce prompt tone, and prompt tone feeds back to the user by telephone wire.The user is after hearing prompt tone, can import with air-conditioning and control corresponding numeral, after the corresponding double-audio signal decoding that decoding circuit will receive, be input to the air-conditioning control signal generation circuit, produce corresponding air-conditioning control signal, and export air-conditioning control and finish confirmation signal, and make prompting sound circuit produce prompt tone, the prompt tone signal feeds back to the user by telephone wire, confirms to have produced corresponding air-conditioning control signal.
The present invention is simple in structure, and cost is low, can realize the telemanagement of air-conditioning, as functions such as reservation starts.Owing to adopt line traffic control is arranged, prompt tone produces circuit, has reduced interference, has improved the reliability of air-conditioning Long-distance Control greatly.
The present invention is described in further detail and explanation below in conjunction with the drawings and specific embodiments, wherein:
Fig. 1 is the electric theory diagram of remote controller for air conditioner of the present invention;
Fig. 2 is the embodiment schematic diagram of remote controller for air conditioner of the present invention.
With reference to a kind of remote controller for air conditioner of Fig. 1, comprise a filtering shaping circuit 1, link to each other with telephone wire 8, be used for phone ringing pulse-modulated signal 9 is demodulated into pulse signal 10.Counter 2 links to each other with filtering shaping circuit 1, is used for pulse signals 10 and counts, and when counting reaches the pulse number of setting, exports a phone off-hook/off-hook prompting control signal 11.Phone simulation circuit for answering 3 links to each other with telephone wire, counter 2 respectively, is used for carrying out phone simulation off-hook after receiving power supply off-hook/off-hook prompting control signal 11, connects and output phone double-audio signal 12.Double-tone decoding circuit 4 frequently links to each other with phone simulation circuit for answering 3, is used for the decoding of phone double-audio signal 12.Password identification circuit 5 and double-tone decoding circuit 4 frequently link to each other, be used for double-tone frequently the numerical ciphers of numerical ciphers/air-conditioning control routine signal 13 of solving of decoding circuit 4 discern and output password identification signal 14.Frequently decoding circuit 4, password identification circuit 5 link to each other air-conditioning control signal generation circuit 6 with double-tone respectively, be used for after receiving password identification signal 14, with double-tone frequently the control routine of numerical ciphers/air-conditioning control routine signal 13 of solving of decoding circuit 4 convert corresponding air-conditioning control signal 15 to, and confirmation signal 16 is finished in the control of output air-conditioning.Prompt tone produces circuit 7 and links to each other with phone simulation circuit for answering 3, password identification circuit 5, air-conditioning control signal generation circuit 6 respectively, be used for finishing confirmation signal 16 backs and producing the prompt tone signals 17 of corresponding prompting receiving phone off-hook/off-hook prompting control signal 11, password identification signal 14, air-conditioning control, by telephone wire 8, feed back to the user.
Fig. 2 is the embodiment of remote controller for air conditioner of the present invention.Double-tone frequency decoding circuit 4 is made of double-tone frequency decoding integrated circuit 18 and peripheral cell capacitor C 1, C2 resistance R 1 crystal T1 and 8421 BCD decoder ics 19 among the figure.Resistance R 1 is in parallel with crystal T1, two ends are connected with 9 pin, 10 pin of double-tone frequency decoding integrated circuit 18 respectively, two ends link to each other with ground by capacitor C 1, C2, and double-tone decoding integrated circuit 18 frequently is decoded into A, B, C, D four road 8421BCD sign indicating numbers with phone double-audio signal 12.Decoder ic 19 is deciphered above-mentioned 8421BCD sign indicating number, output numerical ciphers/air-conditioning control routine signal 13, this signal has nine the tunnel, promptly Y1, Y2 ... Y9 represents 1～9 nine numeral respectively.
Air-conditioning control signal generation circuit 6 among Fig. 2 is by transistor V1, V2, pulse generating circuit 20,21, diode D1, D2, D3, D4 constitutes, high level password identification signal 14 is connected to transistor V1, the collector electrode of V2, Y1 in numerical ciphers/air-conditioning control routine signal 13, Y2 respectively with transistor V1, the base stage of V2 links to each other, transistor V1, the emitter of V2 and pulse generating circuit 20,21 link to each other, diode D1, D2 links to each other with pulse generating circuit 20, diode D3, D4 links to each other with pulse generating circuit 21, diode D1, the D3 negative terminal links to each other, diode D2, the D4 negative terminal links to each other.After password identification, when password identification signal 14 is high level, at this moment, user's input digit 1, the Y1 level becomes high level, transistor V1 conducting, pulse generator 20 produces the air-conditioning starting-up signal that pulsewidth is 200～300ms, if user's input digit 2, the Y2 level becomes high level, transistor V2 conducting, pulse generator 21 produces the air-conditioning off signal that pulsewidth is 400～500ms, above-mentioned air-conditioning control signal simultaneously, is finished confirmation signal 16 from the control of diode D2, D4 output air-conditioning by diode D1, D3 output.
Prompt tone among Fig. 2 produces circuit and comprises that capacitor C 9, C10, C11 finish confirmation signal 16 with phone off-hook/off-hook prompting control signal 11, password identification signal 14, air-conditioning control respectively and be coupled to an audio-frequency generator 22, make it produce audio prompt tone signal 17, feed back to the user by telephone wire.
Claims (4)
1. remote controller for air conditioner, contain filtering shaping circuit (1), counter (2), phone simulation circuit for answering (3), a double-tone frequency decoding circuit (4), link to each other with phone simulation circuit for answering (3), be used for the decoding of phone double-audio signal, it is characterized in that this remote controller for air conditioner also comprises:
A password identification circuit (5), with above-mentioned double-tone frequently decoding circuit (4) link to each other, be used for the identification of the numerical ciphers of numerical ciphers/air-conditioning control routine signal (13) that double-tone frequency decoding circuit (4) solves, and output password identification signal (14);
An air-conditioning control signal generation circuit (6), frequently decoding circuit (4), password identification circuit (5) link to each other with above-mentioned double-tone respectively, be used for after receiving above-mentioned password identification signal (14), with above-mentioned double-tone frequently the air-conditioning control routine of numerical ciphers/air-conditioning control routine signal (13) of solving of decoding circuit (4) convert corresponding air-conditioning control signal (15) to, and confirmation signal (16) is finished in the control of output air-conditioning;
A prompt tone produces circuit (7), link to each other with described counter (2), password identification circuit (5), air-conditioning control signal generation circuit (6) respectively, be used for finishing confirmation signal (16) back and producing the prompt tone signal (17) of corresponding prompting in the phone off-hook/off-hook prompting control signal (11), password identification signal (14), the air-conditioning control that receive from counter (2).
2. remote controller for air conditioner according to claim 1 is characterized in that:
Described double-tone is decoding circuit (4) frequently, comprises a double-tone decoding integrated circuit (18) and one 8421 decoder ic (23) frequently.
3. according to claims 1 described remote controller for air conditioner, it is characterized in that:
Described password identification circuit (5) includes three d type flip flops, three groups of toggle switchs; Toggle switch all has three tunnel two switches of putting, password identification circuit (5) with nine road signal Y1, the Y2 of numerical ciphers/air-conditioning control routine signal (13) ..., Y9 is divided into three groups, every group three the tunnel, link to each other with toggle switch K1, K2, K3 respectively; An output on each road of toggle switch K1 is connected together, and the CP that links d type flip flop J1 holds, another output on each road of toggle switch K1 is connected together, and link the CL clear terminal of d type flip flop J1 by capacitor C 4, toggle switch K2, K3 is connected respectively to d type flip flop J2 by the same manner, the CP end of J3, respectively by capacitor C 6, C8 is connected to d type flip flop J2, the CL clear terminal of J3, capacitor C 3, C5, the end of C7 links to each other with power supply, the other end is respectively by resistance R 2, R3, R4 is connected in series to ground, capacitor C 3 links to each other with the CL clear terminal that D triggers J1 with the tie point of resistance R 2, capacitor C 5 links to each other with the CL clear terminal of d type flip flop J2 with the tie point of resistance R 3, capacitor C 7 links to each other with the CL clear terminal of d type flip flop J3 with the tie point of resistance R 4, the D end of d type flip flop J1 links to each other with power supply, the Q output is connected to the D end of d type flip flop J2, the Q output of trigger J2 is connected to the D end of trigger J3, this partial circuit power supply is from telephone wire, this partial circuit is not worked before the simulation off-hook, after remote controller for air conditioner was finished the simulation off-hook, this partial circuit was started working and initialization; Capacitor C 3, C5, C7 moment is in conducting state, and the CL clear terminal of d type flip flop J1, J2, J3 is a high level, and making three d type flip flop Q outputs is low level, finishes the password identification circuit initialization; When the user is provided with password, one tunnel and d type flip flop CP termination of every group of toggle switch is logical, three passwords promptly are set, if the CP termination of the first via of toggle switch K1 and d type flip flop J1 is logical, the first password of user's input is 1, then the CP of d type flip flop J1 end is high level, the Q end is output as high level, make d type flip flop J2 effective, second, the 3rd as a same reason, finally make the Q end output high level signal of d type flip flop J3, be password identification signal (14), if the user cipher input error, this signal will pass through capacitor C 4, C6, C8 is coupled to d type flip flop J1, J2, the CL clear terminal of J3 guarantees to have only correct password could open air-conditioning control signal generation circuit (6).
4. according to claims 1 described remote controller for air conditioner, it is characterized in that:
Described air-conditioning control signal generation circuit (6) is by transistor V1, V2, pulse generating circuit (20), (21), diode D1, D2, D3, D4 constitutes, password identification signal (14) is connected to transistor V1, the collector electrode of V2, Y1 in numerical ciphers/air-conditioning control routine signal (13), Y2 respectively with transistor V1, the base stage of V2 links to each other, transistor V1, the emitter of V2 and pulse generating circuit (20), (21) link to each other, diode D1, D2 links to each other with pulse generating circuit (20), diode D3, D4 links to each other with pulse generating circuit (21), diode D1, the D3 negative terminal links to each other, diode D2, the D4 negative terminal links to each other, after password identification, when password identification signal (14) is high level, at this moment, user's input digit 1, the Y1 level becomes high level, transistor V1 conducting, make first pulse generator (20) produce the air-conditioning starting-up signal that pulsewidth is 200～300ms, if user's input digit 2, the Y2 level becomes high level, transistor V2 conducting, second pulse generator (21) produces the air-conditioning off signal that pulsewidth is 400～500ms, above-mentioned air-conditioning control signal is by diode D1, D3 output, simultaneously, from diode D2, confirmation signal (16) is finished in the control of D4 output air-conditioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99106585 CN1117251C (en) | 1999-05-12 | 1999-05-12 | Remote controller for air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99106585 CN1117251C (en) | 1999-05-12 | 1999-05-12 | Remote controller for air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1255606A CN1255606A (en) | 2000-06-07 |
| CN1117251C true CN1117251C (en) | 2003-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99106585 Expired - Fee Related CN1117251C (en) | 1999-05-12 | 1999-05-12 | Remote controller for air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1117251C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2003204991B2 (en) * | 2002-10-12 | 2004-08-26 | Lg Electronics Inc. | Air conditioner control system using public switched telephone network and method for operating the same |
| CN100412456C (en) * | 2005-06-08 | 2008-08-20 | 海尔集团公司 | Commercial air conditioner management system and control method thereof |
| CN1917541B (en) * | 2006-08-31 | 2010-08-04 | 海信（山东）空调有限公司 | Method for controlling air conditioner through telephone network |
| JP6037980B2 (en) * | 2013-09-04 | 2016-12-07 | 三菱電機株式会社 | Air conditioner |
| EP3086049B1 (en) * | 2015-02-24 | 2019-03-27 | Mitsubishi Electric Corporation | Air conditioner |
| WO2017020232A1 (en) * | 2015-08-03 | 2017-02-09 | 薄冰 | Code-based air conditioner adjustment method, and air conditioner |
-
1999
- 1999-05-12 CN CN 99106585 patent/CN1117251C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1255606A (en) | 2000-06-07 |
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Owner name: SICHUAN CHANGHONG ELECTRIC CO.,LTD. Free format text: FORMER OWNER: STATE-OWNED CHANGHONG MACHINERY FACTORY Effective date: 20090703 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090703 Address after: No. 35 Mian Xing Road, hi tech Development Zone, Sichuan, Mianyang Patentee after: Sichuan Changhong Air-Coditioning Co., Ltd. Address before: No. 35, Mian Xing East Road, Mianyang, Sichuan Patentee before: State-Run Changhong Machine Plant |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030806 Termination date: 20120512 |