CN101008662A - Portable time signal source of low frequency time code BPC code - Google Patents
Portable time signal source of low frequency time code BPC code Download PDFInfo
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- CN101008662A CN101008662A CN 200610041745 CN200610041745A CN101008662A CN 101008662 A CN101008662 A CN 101008662A CN 200610041745 CN200610041745 CN 200610041745 CN 200610041745 A CN200610041745 A CN 200610041745A CN 101008662 A CN101008662 A CN 101008662A
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Abstract
This invention provides one portable low frequency time codes BPC signal source in communication technique field, which comprises the following technique: portable low frequency time codes BPC signal source composed of low frequency time codes BPC generator, load wave signal generator, modulator, end power amplifier, power and antenna, wherein, the generator and load signal generator are connected with modulator connected to end power amplifier with antenna.
Description
Affiliated technical field:
The present invention relates to communication technique field, be specifically related to a kind of portable time signal source of low frequency time code BPC code.
Background technology:
Existing in the market portable signal source mostly is low-and high-frequency signal generator or function signal generator, can satisfy test needs and the general test needs of circuit common that the specific electron industry product is produced.Along with the arrival of information age, the temporal information technology has obtained significant progress, and the wireless Service of Timing of low-frequency time-code has become the important means of China's time propagation, the lf time-code signal source that need adapt with it.
The problem that prior art exists is: BPC time-code (68.5KHz) signal source of low-frequency range (20KHz-80KHz) is a blank, can't satisfy the test needs of low-frequency time-code BPC sign indicating number Related product, therefore, the exploitation for low-frequency time-code BPC coded signal source has become the task of top priority.
Summary of the invention:
The present invention will provide a kind of portable time signal source of low frequency time code BPC code, to overcome the problem of the test needs that can't satisfy low-frequency time-code BPC sign indicating number Related product that prior art exists.
Technical scheme of the present invention is: a kind of portable time signal source of low frequency time code BPC code, comprise low-frequency time-code BPC generator 1, carrier signal generator 2, modulator 3, final power amplifier 4, power supply 5 and antenna 6, described low-frequency time-code BPC generator 1 and carrier signal generator 2 are connected to modulator 3 respectively, modulator 3 is connected to final power amplifier 4, and final power amplifier 4 is connected to antenna 6.
Above-mentioned low-frequency time-code BPC generator 1 comprises that model is chip IC 1, its peripheral typical circuit and the LCD MODULE XLCD of KS57C2304, and 17 pin of chip IC 1 and the TIN port of modulator 3 join, and 30 pin of chip IC 1,31 pin and 32 pin connect button respectively; Described carrier signal generator 2 comprises that model is the chip IC 2 of LM386 and gate circuit IC3 and the peripheral typical circuit that model is CD4069, and 5 pin and the modulator 3 of chip IC 2 join; Said modulator 3 comprises triode Q1, the periphery comprises resistance R 16, the R17 of 2 pin that are connected to triode Q1 respectively and is connected to resistance R 18, the R19 of 3 pin of triode Q1 respectively, also comprise the potentiometer W2 that is connected to resistance R 18 other ends, its resistance R 18 is joined with the contact of potentiometer W2 and 5 pin of carrier signal generator 2 chips IC2, and the sliding position of its potentiometer W2 is terminated at final power amplifier 4; Final power amplifier 4 comprises amplifier LM386 and peripheral circuit thereof, comprises potentiometer W3 in the peripheral circuit, and the sliding position end of the upper end of potentiometer W3 and potentiometer W3 joins.
Above-mentioned power supply 5 is made of diode connected in parallel D1, capacitor C 14, electric capacity E8 and resistance R 21.
Above-mentioned antenna 6 is made up of telefault L1 and capacitor C 30.
Compared with prior art, advantage of the present invention is: filled up the blank of BPC time-code (68.5KHZ) signal source of portable low frequency section (20KHz-80KHz), can satisfy the test needs of low-frequency time-code BPC sign indicating number Related product.The present invention is simple in structure, and cost is low, suitable applying.
Description of drawings:
Fig. 1 is the theory diagram of product of the present invention;
Fig. 2 is the circuit theory diagrams of product.
Embodiment:
Below in conjunction with accompanying drawing the present invention is done detailed description.
Referring to Fig. 1, a kind of portable time signal source of low frequency time code BPC code, comprise low-frequency time-code BPC generator 1, carrier signal generator 2, modulator 3, final power amplifier 4, power circuit 5 and antenna 6, described low-frequency time-code BPC generator 1 and carrier signal generator 2 are connected to modulator 3 respectively, modulator 3 is connected to final power amplifier 4, and final power amplifier 4 is connected to antenna 6.
Referring to Fig. 2, said low-frequency time-code BPC generator 1 comprises that model is the chip IC 1 of KS57C2304, the typical circuit that comprises resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 6, resistance R 7, capacitor C 1, capacitor C 2, capacitor C 3 and the LCD MODULE XLCD of its periphery, 17 pin of chip IC 1 and the TIN port of modulator 3 join, and 30 pin of chip IC 1,31 pin and 32 pin connect button respectively; Carrier signal generator 2 is made up of amplifier (LM386) chip IC 2, gate circuit IC3, resistance R 8, resistance R 9, resistance R 10, resistance R 11, resistance R 12, resistance R 13, resistance R 14, resistance R 15, capacitor C 4, capacitor C 5, capacitor C 6, capacitor C 7, capacitor C 8, capacitor C 9, capacitor C 10, capacitor C 11, capacitor C 12, electric capacity E1, electric capacity E2, electric capacity E3, electric capacity E4, inductance L 1, potentiometer W1, crystal oscillator JT2, and 5 pin and the modulator 3 of chip IC 2 join; Modulator 3 comprises resistance R 16, the R17 of 2 pin that are connected to triode Q1 and is connected to resistance R 18, the R19 of 3 pin of triode Q1 respectively, also comprise the potentiometer W2 that is connected to resistance R 18 other ends, its resistance R 18 is joined with the contact of potentiometer W2 and 5 pin of carrier signal generator 2 chips IC2, and the sliding position of its potentiometer W2 is terminated at final power amplifier 4; Final power amplifier 4 is made up of amplifier LM386, resistance R 20, capacitor C 13, electric capacity E5, electric capacity E6, electric capacity E7, electric capacity E8, potentiometer W3, and the sliding position end of the upper end of potentiometer W3 and potentiometer W3 joins; Power supply 5 is made up of resistance R 21, electric capacity E8, capacitor C 14, diode D1; Antenna 6 is made up of telefault L1 and capacitor C 30.
Principle of work of the present invention is that low-frequency time-code BPC generator 1 produces the BPC sign indicating number that comprises complete temporal information, this sign indicating number outputs in the modulator 3, the low frequency carrier signal that produces 68.5KHZ by carrier signal generator 2 also is added to modulator simultaneously, after modulator multiplies each other, form the carrier wave after modulating, after further amplifying through final power amplifier 4 again, through antenna 6 loops to the spatial emission signal.Power supply 5 is responsible for to the each several part circuit supply.
Claims (4)
1, a kind of portable time signal source of low frequency time code BPC code, comprise low-frequency time-code BPC generator (1), carrier signal generator (2), modulator (3), final power amplifier (4), power supply (5) and antenna (6), described low-frequency time-code BPC generator (1) and carrier signal generator (2) are connected to modulator (3) respectively, modulator (3) is connected to final power amplifier (4), and final power amplifier (4) is connected to antenna (6).
2, a kind of portable time signal source of low frequency time code BPC code as claimed in claim 1, it is characterized in that: described low-frequency time-code BPC generator (1) comprises that model is chip IC 1, its peripheral typical circuit and the LCD MODULE XLCD of KS57C2304, the TIN port of 17 pin of chip IC 1 and modulator (3) joins, and 30 pin of chip IC 1,31 pin and 32 pin connect button respectively; Described carrier signal generator (2) comprises that model is the chip IC 2 of LM386 and gate circuit IC3 and the peripheral typical circuit that model is CD4069, and 5 pin of chip IC 2 and modulator (3) join; Described modulator (3) comprises triode Q1, the periphery comprises resistance R 16, the R17 of 2 pin that are connected to triode Q1 respectively and is connected to resistance R 18, the R19 of 3 pin of triode Q1 respectively, also comprise the potentiometer W2 that is connected to resistance R 18 other ends, its resistance R 18 is joined with the contact of potentiometer W2 and 5 pin of carrier signal generator (2) chips IC2, and the sliding position of its potentiometer W2 is terminated at final power amplifier (4); Final power amplifier (4) comprises amplifier LM386 and peripheral circuit thereof, comprises potentiometer W3 in the peripheral circuit, and the sliding position end of the upper end of potentiometer W3 and potentiometer W3 joins.
3, a kind of portable time signal source of low frequency time code BPC code as claimed in claim 1 or 2 is characterized in that: described power supply (5) is made of diode connected in parallel D1, capacitor C 14, electric capacity E8 and resistance R 21.
4, a kind of portable time signal source of low frequency time code BPC code as claimed in claim 3 is characterized in that: described antenna (6) is made up of telefault L1 and capacitor C 30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610041745 CN101008662A (en) | 2006-01-26 | 2006-01-26 | Portable time signal source of low frequency time code BPC code |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610041745 CN101008662A (en) | 2006-01-26 | 2006-01-26 | Portable time signal source of low frequency time code BPC code |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101008662A true CN101008662A (en) | 2007-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610041745 Pending CN101008662A (en) | 2006-01-26 | 2006-01-26 | Portable time signal source of low frequency time code BPC code |
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| CN (1) | CN101008662A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104049529A (en) * | 2013-03-14 | 2014-09-17 | 吴承超 | Transponder for transmitting navigation satellite time service information into low frequency time-code time service signal |
| CN109906386A (en) * | 2016-11-07 | 2019-06-18 | 韩国标准科学研究院 | Signal generator and measuring system including signal generator |
-
2006
- 2006-01-26 CN CN 200610041745 patent/CN101008662A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104049529A (en) * | 2013-03-14 | 2014-09-17 | 吴承超 | Transponder for transmitting navigation satellite time service information into low frequency time-code time service signal |
| CN109906386A (en) * | 2016-11-07 | 2019-06-18 | 韩国标准科学研究院 | Signal generator and measuring system including signal generator |
| CN109906386B (en) * | 2016-11-07 | 2021-06-08 | 韩国标准科学研究院 | Signal generator and measuring system comprising a signal generator |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20070801 |