CN202385084U - Communication encoding circuit and wireless signal transmitting device - Google Patents
Communication encoding circuit and wireless signal transmitting device Download PDFInfo
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- CN202385084U CN202385084U CN2011205050973U CN201120505097U CN202385084U CN 202385084 U CN202385084 U CN 202385084U CN 2011205050973 U CN2011205050973 U CN 2011205050973U CN 201120505097 U CN201120505097 U CN 201120505097U CN 202385084 U CN202385084 U CN 202385084U
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Abstract
The utility model belongs to the field of wireless communication, and provides a communication encoding circuit and a wireless signal transmitting device. In the utility model, a communication encoding circuit which comprises a voltage stabilizing unit, a signal encoding unit, a state prompting unit, a filtering unit and a high-frequency signal generating and transmitting unit are adopted, so that the aim of realizing signal encoding in the same hardware circuit through different encoding ways is fulfilled, the problems of incompatibility of two different encoding ways and increase in the hardware cost caused by the realization of different encoding ways are solved.
Description
Technical field
The utility model belongs to wireless communication field, relates in particular to a kind of communication coding circuit and wireless signal dispensing device.
Background technology
At present, the coded system at the wireless signal transmitting apparatus generally adopts 1,000,000 groups of fixed form codings or ternary fixed form coding.In existing wireless signal transmitting apparatus, can only adopt wherein a kind of in above-mentioned two kinds of coded systems, both can't be used in the middle of the same equipment simultaneously, and promptly existing wireless signal transmitting apparatus can't compatible above-mentioned two kinds of coded systems.If want to adopt the different coding mode, then need change the Hardware configuration of coding circuit in the wireless signal transmitting apparatus, and then increase equipment cost.
Therefore, prior art exists can't compatible two kinds of different coding modes, and the problem for realizing that the different coding mode causes hardware cost to increase.
The utility model content
The purpose of the utility model is to provide a kind of communication coding circuit, and being intended to solve existing in prior technology can't compatible two kinds of different coding mode, and the problem for realizing that the different coding mode causes hardware cost to increase.
The utility model is achieved in that a kind of communication coding circuit, comprises DC power supply, and said communication coding circuit also comprises:
The output of the said DC power supply of input termination, the direct current that said DC power supply is exported carries out the voltage regulation unit that voltage stabilizing is handled;
The output of the said voltage regulation unit of input termination is operated the signal encoding unit that carries out signal encoding with the specific coding mode according to the user;
The working state signal end of the said signal encoding of input termination unit sends the condition prompting unit of corresponding cue to the user according to the operating state of said signal encoding unit;
Import the output of the said DC power supply of termination, the direct current of said DC power supply output is carried out the filter unit of Filtering Processing;
The output of the said filter unit of power supply termination, the output of the said signal encoding of signal termination unit, the high-frequency signal that the signal of said signal encoding unit output is carried out the frequency-selecting processing and transmitting generates and transmitting element.
Another purpose of the utility model also is to provide a kind of wireless signal dispensing device that comprises said communication coding circuit.
In the utility model; Comprise that through employing said voltage regulation unit, said signal encoding unit, said condition prompting unit, said filter unit and said high-frequency signal generate and the communication coding circuit of transmitting element; Reached in same hardware circuit the purpose that realizes signal encoding through the different coding mode; Thereby solved existing can't compatible two kinds of different coding modes, and problem for realizing that the different coding mode causes hardware cost to increase.
Description of drawings
Fig. 1 shows the modular structure figure of the communication coding circuit that the utility model embodiment provides;
Fig. 2 shows the exemplary circuit structure chart of the communication coding circuit that the utility model embodiment provides.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
In the utility model embodiment; Comprise that through employing voltage regulation unit, signal encoding unit, condition prompting unit, filter unit and high-frequency signal generate the communication coding circuit with transmitting element, reached in same hardware circuit the purpose that realizes signal encoding through the different coding mode
Fig. 1 shows the modular structure of the communication coding circuit that the utility model embodiment provided, and for the ease of explanation, only shows the part relevant with the utility model embodiment, and details are as follows:
The communication coding circuit comprises DC power supply 100, and this communication coding circuit also comprises:
The output of input termination DC power supply 100, the direct current that DC power supply 100 is exported carries out the voltage regulation unit 200 that voltage stabilizing is handled.
The output of input termination voltage regulation unit 200 is operated the signal encoding unit 300 that carries out signal encoding with the specific coding mode according to the user.
The working state signal end of input termination signal encoding unit 300 sends the condition prompting unit 400 of corresponding cue to the user according to the operating state of signal encoding unit 300.
Import the output of termination DC power supply 100, the direct current of DC power supply 100 outputs is carried out the filter unit 500 of Filtering Processing.
The output of power supply termination filter unit 500, the output of signal termination signal encoding unit 300 carries out the high-frequency signal generation and transmitting element 600 of frequency-selecting processing and transmitting to the signal of signal encoding unit 300 outputs.
Fig. 2 shows the exemplary circuit structure of the communication coding circuit that the utility model embodiment provided, and for the ease of explanation, only shows the part relevant with the utility model embodiment, and details are as follows:
As one embodiment of the invention; Voltage regulation unit 200 comprises capacitor C 1, voltage stabilizing chip U1 and capacitor C 2; The input Vin of voltage stabilizing chip U1 and output end vo ut are respectively the input and the output of voltage regulation unit 200; The earth point GND ground connection of voltage stabilizing chip U1, capacitor C 1 are connected between the input Vin and ground of voltage stabilizing chip U1, and capacitor C 2 is connected between the output end vo ut and ground of voltage stabilizing chip U1.
In the utility model embodiment, it is the voltage stabilizing chip of HT7150 that voltage stabilizing chip U1 adopts model.
As one embodiment of the invention, signal encoding unit 300 comprises:
Microprocessor U2, switch S 1, switch S 2, switch S 3, switch S 4, diode D1, diode D2, diode D3, diode D4, capacitor C 3, resistance R 1 and resistance R 2;
The first two-way I/O mouth IOA0 of microprocessor U2 is connected with first end of switch S 1 and the anode of diode D1 simultaneously; The second two-way I/O mouth IOA1 of microprocessor U2 is connected with first end of switch S 2 and the anode of diode D2 simultaneously; The 3rd two-way I/O mouth IOA2 of microprocessor U2 is connected with first end of switch S 3 and the anode of diode D3 simultaneously; The 4th two-way I/O mouth IOA3 of microprocessor U2 is connected with first end of switch S 4 and the anode of diode D4 simultaneously; Second end of switch S 1 is the input of signal encoding unit 300; And second end of switch S 1 is connected with second end of switch S 2, second end of switch S 3 and second end of switch S 4 simultaneously; The 6th two-way I/O mouth IOB6 of microprocessor U2 is the output of signal encoding unit 300; The 7th two-way I/O mouth IOB7, external interrupt input IOB0/INT and the equal sky of system reset end IOB3/RSTB of microprocessor U2 connect, the earth terminal VSS ground connection of microprocessor U2, and the crystal oscillator input IOB5/OSCI of microprocessor U2 and crystal oscillator output IOB4/OSCO constitute the working state signal end of signal encoding unit 300 jointly; The negative electrode of the negative electrode of the power end VDD of microprocessor U2, the negative electrode of diode D1, diode D2, the negative electrode of diode D3 and diode D4 all is connected with first end of capacitor C 3; The second end ground connection of capacitor C 3, resistance R 1 are connected between the 5th two-way I/O mouth IOB1 and ground of microprocessor U2, and resistance R 2 is connected between the external counting input IOB2/TOCK1 and ground of microprocessor U2.
In the utility model embodiment, it is the microprocessor of FM8PS53 that microprocessor U2 adopts model.
As one embodiment of the invention; Condition prompting unit 400 comprises resistance R 3, resistance R 4, light-emitting diode L1 and light-emitting diode L2; First end of resistance R 3 and first end of resistance R 4 constitute the input of condition prompting unit 400 jointly; Second end of the anode connecting resistance R3 of light-emitting diode L1, second end of the anode connecting resistance R4 of light-emitting diode L2, the equal ground connection of negative electrode of the negative electrode of light-emitting diode L1 and light-emitting diode L2.
Wherein, light-emitting diode L1 is respectively the light-emitting diode that possesses different glow colors with light-emitting diode L2.
As one embodiment of the invention, filter unit 500 comprises resistance R 5 and capacitor C 4, and first end of resistance R 5 and second end are respectively the input and the output of filter unit 500, and capacitor C 4 is connected between first end and ground of resistance R 5.
As one embodiment of the invention, high-frequency signal generates with transmitting element 600 and comprises:
Resistance R 6, capacitor C 5, resistance R 7, NPN type triode Q1, crystal oscillator CRT1, NPN type triode Q2, capacitor C 6, resistance R 8, capacitor C 7, capacitor C 8, antenna E1 and capacitor C 9;
First end of resistance R 6 is the input of high-frequency signal generation and transmitting element 600; The base stage of the second termination NPN type triode Q1 of resistance R 6; Capacitor C 5 is connected between first end and second end of resistance R 6; Resistance R 7 is connected between second end and ground of resistance R 6; The grounded emitter of NPN type triode Q1; The collector electrode of NPN type triode Q1 is connected with first output pin of crystal oscillator CRT1, the emitter of NPN type triode Q2 and first end of capacitor C 6 simultaneously, and second output pin of crystal oscillator CRT1 is connected with the base stage of NPN type triode Q2, first end of resistance R 8 simultaneously, and second end of resistance R 8 is the power end of high-frequency signal generation and transmitting element 600; And second end of resistance R 8 is connected with the input pin of crystal oscillator CRT1, second end of capacitor C 6 and first end of capacitor C 7 simultaneously; Second end of capacitor C 7 is connected with the collector electrode of NPN type triode Q2 and first end of capacitor C 8 simultaneously, and second end of capacitor C 8 is connected the second end ground connection of capacitor C 9 simultaneously with the input of antenna E1 and first end of capacitor C 9.
Below in conjunction with operation principle the communication coding circuit is further described:
The direct current of DC power supply 100 output carries out voltage stabilizing by voltage stabilizing chip U1 respectively to be handled the back and provides to microprocessor U2 and generate and transmitting element 600 power supplies to high-frequency signal after triggering the signal of telecommunication and carrying out Filtering Processing by filter unit 500.
Be loaded with preset signal encoding program among the microprocessor U2; When the user presses switch S 1; Trigger microprocessor U2 and get into the alarm code mode of operation; And it is generation of output alarm signal tremendously high frequency signal and transmitting element 600, and luminous from its crystal oscillator input IOB5/OSCI output high level driven for emitting lights diode L1;
When the user presses switch S 2; Trigger microprocessor U2 and carry out 1,000,000 groups of fixed form codings; And encoded signals has exported high-frequency signal generation and transmitting element 600 to, and is luminous by its crystal oscillator output IOB4/OSCO output high level driven for emitting lights diode L2 simultaneously;
When the user presses switch S 3, trigger microprocessor U2 and carry out ternary fixed form coding, and encoded signals exports high-frequency signal generation and transmitting element 600 to, luminous by its crystal oscillator output IOB4/OSCO output high level driven for emitting lights diode L2 simultaneously;
When the user presses switch S 4; Trigger microprocessor U2 and carry out 1,000,000 groups of fixed and ternary fixed hybrid codings; And encoded signals has exported high-frequency signal generation and transmitting element 600 to, and is luminous by its crystal oscillator output IOB4/OSCO output high level driven for emitting lights diode L2 simultaneously.
The pulse signal that the coded signal of microprocessor U2 output is made up of a plurality of continuous high-low level signals with certain duty ratio, wherein, " 1 " in the corresponding binary coding of high level, " 0 " in the low level correspondence binary coding.Get into the base stage of NPN type triode Q1 after the filtering electronic circuit filtering that pulse signal passes through to be made up of resistance R 6 and capacitor C 5; High level signal meeting driving N PN type triode Q1 conducting in the pulse signal, low level signal can make NPN type triode Q1 obtain bias voltage and end.When NPN type triode Q1 conducting; The current potential of its collector electrode is dragged down; Form the capacitance three-point type resonant circuit with the coded signal corresponding high-frequency signal of a fixed frequency thereby trigger, and send through antenna E1 in collector electrode generation with the microprocessor U2 output of NPN type triode Q2 by capacitor C 6, resistance R 8, crystal oscillator CRT1, NPN type triode Q2, capacitor C 7,8 of capacitor C; When NPN type triode Q1 ended, the collector electrode of NPN type triode Q2 produced corresponding high-frequency signal, and sends through antenna E1.
In the utility model embodiment; Light-emitting diode L1 is used to show that microprocessor U2 is in the alarm code mode of operation; Light-emitting diode L2 is used to show that microprocessor U2 is in 1,000,000 groups of fixed form coding patterns; Perhaps ternary fixed form coding pattern, perhaps 1,000,000 groups of fixed and ternary fixed hybrid coding modes.
Another purpose of the utility model also is to provide a kind of wireless signal dispensing device that comprises above-mentioned communication coding circuit.
In the utility model embodiment; Comprise that through employing voltage regulation unit 200, signal encoding unit 300, condition prompting unit 400, filter unit 500 and high-frequency signal generate and the communication coding circuit of transmitting element 600; Reached in same hardware circuit the purpose that realizes signal encoding through the different coding mode; Thereby solved existing can't compatible two kinds of different coding modes, and problem for realizing that the different coding mode causes hardware cost to increase.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection range of the utility model.
Claims (7)
1. a communication coding circuit comprises DC power supply, and said communication coding circuit also comprises:
The output of the said DC power supply of input termination, the direct current that said DC power supply is exported carries out the voltage regulation unit that voltage stabilizing is handled;
The output of the said voltage regulation unit of input termination is operated the signal encoding unit that carries out signal encoding with the specific coding mode according to the user;
The working state signal end of the said signal encoding of input termination unit sends the condition prompting unit of corresponding cue to the user according to the operating state of said signal encoding unit;
Import the output of the said DC power supply of termination, the direct current of said DC power supply output is carried out the filter unit of Filtering Processing;
The output of the said filter unit of power supply termination, the output of the said signal encoding of signal termination unit, the high-frequency signal that the signal of said signal encoding unit output is carried out the frequency-selecting processing and transmitting generates and transmitting element.
2. communication coding circuit as claimed in claim 1; It is characterized in that; Said voltage regulation unit comprises capacitor C 1, voltage stabilizing chip U1 and capacitor C 2, input and output that the input of said voltage stabilizing chip U1 and output are respectively said voltage regulation unit, the earth terminal ground connection of said voltage stabilizing chip U1; Said capacitor C 1 is connected between the input and ground of said voltage stabilizing chip U1, and said capacitor C 2 is connected between the output and ground of said voltage stabilizing chip U1.
3. communication coding circuit as claimed in claim 1 is characterized in that, said signal encoding unit comprises:
Microprocessor U2, switch S 1, switch S 2, switch S 3, switch S 4, diode D1, diode D2, diode D3, diode D4, capacitor C 3, resistance R 1 and resistance R 2;
The first two-way I/O mouth of said microprocessor U2 is connected with first end of said switch S 1 and the anode of said diode D1 simultaneously; The second two-way I/O mouth of said microprocessor U2 is connected with first end of said switch S 2 and the anode of said diode D2 simultaneously; The 3rd two-way I/O mouth of said microprocessor U2 is connected with first end of said switch S 3 and the anode of said diode D3 simultaneously; The 4th two-way I/O mouth of said microprocessor U2 is connected with first end of said switch S 4 and the anode of said diode D4 simultaneously; Second end of said switch S 1 is the input of said signal encoding unit; And second end of said switch S 1 is connected with second end of said switch S 2, second end of said switch S 3 and second end of said switch S 4 simultaneously; The output that the 6th two-way I/O mouth of said microprocessor U2 is said signal encoding unit; The 7th two-way I/O mouth, external interrupt input and the equal sky of system reset end of said microprocessor U2 connect; The earth terminal ground connection of said microprocessor U2; The common working state signal end that constitutes said signal encoding unit of the crystal oscillator input of said microprocessor U2 and crystal oscillator output, the negative electrode of the negative electrode of the power end of said microprocessor U2, said diode D1, the negative electrode of said diode D2, said diode D3 and the negative electrode of said diode D4 all are connected with first end of said capacitor C 3, the second end ground connection of said capacitor C 3; Said resistance R 1 is connected between the 5th two-way I/O mouth and ground of said microprocessor U2, and said resistance R 2 is connected between the external counting input and ground of said microprocessor U2.
4. communication coding circuit as claimed in claim 1; It is characterized in that; Said condition prompting unit comprises resistance R 3, resistance R 4, light-emitting diode L1 and light-emitting diode L2; The common input that constitutes said condition prompting unit of first end of said resistance R 3 and first end of said resistance R 4; The anode of said light-emitting diode L1 connects second end of said resistance R 3, and the anode of said light-emitting diode L2 connects second end of said resistance R 4, the equal ground connection of negative electrode of the negative electrode of said light-emitting diode L1 and said light-emitting diode L2.
5. communication coding circuit as claimed in claim 1; It is characterized in that; Said filter unit comprises resistance R 5 and capacitor C 4, and first end of said resistance R 5 and second end are respectively the input and the output of said filter unit, and said capacitor C 4 is connected between first end and ground of said resistance R 5.
6. communication coding circuit as claimed in claim 1 is characterized in that, said high-frequency signal generates with transmitting element and comprises:
Resistance R 6, capacitor C 5, resistance R 7, NPN type triode Q1, crystal oscillator CRT1, NPN type triode Q2, capacitor C 6, resistance R 8, capacitor C 7, capacitor C 8, antenna E1 and capacitor C 9;
First end of said resistance R 6 is the input of said high-frequency signal generation and transmitting element; The base stage of the said NPN type of second termination triode Q1 of said resistance R 6; Said capacitor C 5 is connected between first end and second end of said resistance R 6; Said resistance R 7 is connected between second end and ground of said resistance R 6; The grounded emitter of said NPN type triode Q1; The collector electrode of said NPN type triode Q1 is connected with first output pin of said crystal oscillator CRT1, the emitter of said NPN type triode Q2 and first end of said capacitor C 6 simultaneously; Second output pin of said crystal oscillator CRT1 is connected with the base stage of said NPN type triode Q2, first end of said resistance R 8 simultaneously; Second end of said resistance R 8 is that said high-frequency signal generates the power end with transmitting element, and second end of said resistance R 8 is connected with the input pin of said crystal oscillator CRT1, second end of said capacitor C 6 and first end of said capacitor C 7 simultaneously, and second end of said capacitor C 7 is connected with the collector electrode of said NPN type triode Q2 and first end of said capacitor C 8 simultaneously; Second end of said capacitor C 8 is connected the second end ground connection of said capacitor C 9 simultaneously with the input of said antenna E1 and first end of said capacitor C 9.
7. a wireless signal dispensing device is characterized in that, said wireless signal dispensing device comprises like any described communication coding circuit of claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205050973U CN202385084U (en) | 2011-12-07 | 2011-12-07 | Communication encoding circuit and wireless signal transmitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205050973U CN202385084U (en) | 2011-12-07 | 2011-12-07 | Communication encoding circuit and wireless signal transmitting device |
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| Publication Number | Publication Date |
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| CN202385084U true CN202385084U (en) | 2012-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011205050973U Expired - Lifetime CN202385084U (en) | 2011-12-07 | 2011-12-07 | Communication encoding circuit and wireless signal transmitting device |
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| CN (1) | CN202385084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114326512A (en) * | 2021-12-30 | 2022-04-12 | 漳州市瑞敏特电子设备有限公司 | Multifunctional three-in-one coding emitter |
-
2011
- 2011-12-07 CN CN2011205050973U patent/CN202385084U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114326512A (en) * | 2021-12-30 | 2022-04-12 | 漳州市瑞敏特电子设备有限公司 | Multifunctional three-in-one coding emitter |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Shenzhen City, Guangdong Province, Guangming New District 518000 000 Daiheng Guangming high tech Industrial Park, building fourth, building fifth, first floor Patentee after: Zhong An (Shenzhen) Co., Ltd. Address before: 518106, Guangdong, Shenzhen Guangming District, public Chang Road (Shenzhen Village) security manufacturing (China) Industrial Park, 4, 5 Patentee before: Shenzhen Haoen Safety Technology Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 fourth buildings and fifth first floor of Wan Dai Heng Guangming hi tech Industrial Park, Guangming New District, Shenzhen, Guangdong Patentee after: Shenzhen Haoen Safety Technology Co., Ltd. Address before: 518000 fourth buildings and fifth first floor of Wan Dai Heng Guangming hi tech Industrial Park, Guangming New District, Shenzhen, Guangdong Patentee before: Zhong An (Shenzhen) Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120815 |