CN101696998A - Radio transmission power detecting instrument - Google Patents
Radio transmission power detecting instrument Download PDFInfo
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- CN101696998A CN101696998A CN200910211172A CN200910211172A CN101696998A CN 101696998 A CN101696998 A CN 101696998A CN 200910211172 A CN200910211172 A CN 200910211172A CN 200910211172 A CN200910211172 A CN 200910211172A CN 101696998 A CN101696998 A CN 101696998A
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Abstract
The invention relates to a radio transmission power measuring instrument, in particular to a radio transmission power detecting instrument which can automatically detect and measure the field strength of MW, SW amplitude modulation (AM) and VHF frequency modulation (FM) broadcast stations in real time and can automatically record detection results and periodically send the detection results to a radio transmitting power detecting instrument of a data-processing center by a GPRS communication terminal. The electric attenuator output of the radio transmitting power detecting instrument is connected with a monolithic receiver which is connected with a power amplifier and a speaker as well as a main control CPU; the GPRS communication terminal, a remote controller, a real-time clock, a recorder and a charging controller are respectively connected with the main control CPU; a display control CPU is connected with the main control CPU, an LCD screen and a keying group; and a programmer is connected with the main control CPU and the display control CPU. The device is safe, effective, economic and reasonable to use.
Description
Technical field
The present invention relates to radio transmission power measuring instrument field, specifically a kind of can be in real time, automatically the field intensity of MW, SW amplitude modulation and VHF f-m broadcast station is carried out investigations and measures and can write down the detecting result automatically, and regularly will detect to write down by the GPRS communication system and be sent to data processing centre (DPC), so that the radio transmission power detecting instrument that data are handled.
Background technology
The voice broadcast service in broadcasting station has very long history.The broadcasting-quality of audience's uppick has direct relation with the field intensity of listening to the place.The field intensity that the audience listens to the place is relevant with multiple factors such as the emissive power in broadcasting station and meteorological conditions.Field intensity is crossed the broadcasting that can disturb adjacent channel by force, and field intensity is crossed weak meeting influence normally listening to of audience.The broadcasting of sudden appearance can cause bigger influence.Therefore field intensity and the variation thereof at the whole broadcast bands of some fixed location detecting real-time is very necessary.Still there is not this kind device at present both at home and abroad.
Summary of the invention
Goal of the invention of the present invention provide a kind of can be in real time, automatically the field intensity of MW, SW amplitude modulation and VHF f-m broadcast station is carried out investigations and measures in arbitrary fixed location, automatically the result detected in record, and can regularly will detect the radio transmission power detecting instrument that record is sent to data processing centre (DPC) by the GPRS communication system, in order to fill up blank both domestic and external.
The technical scheme that realizes the foregoing invention purpose is: a kind of radio transmission power detecting instrument, described radio transmission power detecting instrument comprises the field strength measurement antenna, voltage-controlled attenuator, Monolithic Receivers, power amplifier and loudspeaker, master cpu, remote control receives, real-time clock, registering instrument, show control CPU, LCD display, key groups, programmable device, the GPRS communicating terminal, communication antenna, charge controller and external power supply, its field strength measurement antenna A links to each other with voltage-controlled attenuator B, communication antenna N links to each other with GPRS communicating terminal M, GPRS communicating terminal M is connected with data processing centre (DPC), external power supply Q links to each other with charge controller P, and the output of described voltage-controlled attenuator B links to each other with Monolithic Receivers C; Monolithic Receivers C links to each other with power amplifier and loudspeaker D, and E links to each other with master cpu; Described GPRS communicating terminal M, remote control receive F, real-time clock G, registering instrument H, charge controller P link to each other with master cpu E respectively; Show that control CPU K links to each other with master cpu E, LCD display I links to each other with showing control CPUK, and key groups J links to each other with showing control CPU K, and programmable device L links to each other with master cpu E, also links to each other with showing control CPU K;
Master cpu E sends the channel instruction to Monolithic Receivers C, Monolithic Receivers C measures field intensity, the field intensity data are sent back to master cpu E, master cpu E with data storing in registering instrument H, master cpu E regularly takes out the data among the registering instrument H, and send data to data processing centre (DPC) by GPRS communicating terminal M, and from registering instrument H, taking out the detecting record, M is sent to data processing centre (DPC) with data by the GPRS communicating terminal.
Owing to adopted technique scheme, the present invention can be in real time, automatically MW, SW amplitude modulation broadcasting all band and the full wave radio station of VHF frequency modulation broadcasting to this device site carries out investigations, and measure its field intensity.The present invention can also write down the detecting result automatically, and regularly will detect to write down by wireless remote data transmission system (GPRS) and be sent to data processing centre (DPC), so that data are handled.
Remarkable advantage of the present invention is:
1, MW, SW amplitude modulation broadcasting all band and which channel of VHF frequency modulation broadcasting all band that can detect this device site has the radio station to exist.
2, can measure the frequency and the field intensity in all radio station that detect.
3, frequency, field intensity and time that can the above-mentioned radio station that detects of recording storage.
4, above detecting and record all are in real time, automatically.
5, can regularly pass through the GPRS wireless telecommunication system, automatically the rating record is sent in the database of data processing centre (DPC), or receive the order of data processing centre (DPC), at any time by the GPRS wireless telecommunication system, the rating record is sent in the database of data processing centre (DPC).
6, this device is safe in utilization, effective, economical, reasonable.
Description of drawings
Fig. 1 is a syndeton block diagram of the present invention.
Fig. 2 is circuit theory diagrams of the present invention.
Embodiment
Below in conjunction with accompanying drawing in detail the present invention is described in detail.
The present invention is made up of field strength measurement antenna, voltage-controlled attenuator, Monolithic Receivers, power amplifier and loudspeaker, master cpu, remote control reception, real-time clock, registering instrument, demonstration control CPU, LCD display, key groups, programmable device, GPRS communicating terminal, communication antenna and charge controller and external power supply etc.Its syndeton is seen accompanying drawing 1, field strength measurement antenna A links to each other with voltage-controlled attenuator B, voltage-controlled attenuator B links to each other with Monolithic Receivers C, Monolithic Receivers C links to each other with power amplifier and loudspeaker D, Monolithic Receivers C also links to each other with master cpu E, remote control receives F and links to each other with master cpu E, real-time clock G links to each other with master cpu E, registering instrument H links to each other with master cpu E, show that control CPU K links to each other with master cpu E, LCD display I links to each other with showing control CPU K, and key groups J links to each other with showing control CPU K, programmable device L links to each other with master cpu E, also link to each other with showing control CPU K, GPRS communicating terminal M links to each other with master cpu E, and communication antenna N links to each other with GPRS communicating terminal M, charge controller P links to each other with master cpu E, and external power supply Q links to each other with charge controller (P).
Concrete syndeton is seen accompanying drawing 2, ic chip 1 model: C8051F920 is master cpu E in accompanying drawing 2, ic chip 2 models: TPS7001, P is controlled in it and relay J 1 common composition charging, ic chip 3 models: SD2403AP is real-time clock G, ic chip 4 models: AT24C512 is registering instrument H, ic chip 5 models: KSM603 is that remote control receives F, ic chip 6 models: EM310 is GPRS communicating terminal M, ic chip 7 models: C8051F is for showing control CPU K, ic chip 8 models: Si4740 assembly, be the monolithic radio, ic chip 9 models: SA1622S is power amplifier D, ic chip 10 models: HC595, and it and transistor Q11～Q16 and relay J 2～J4 etc. form voltage-controlled attenuator jointly.
Referring to accompanying drawing 2, the main syndeton of each parts is: 6 pin of IC1 link to each other with 6 pin of IC7, and also 7 pin with programming seat Z3 link to each other.7 pin of IC1 link to each other with 7 pin of IC7 and also link to each other with 4 pin of Z3 seat.8 pin of IC1 link to each other with the base stage of Q6 by R27, and the collector of Q6 links to each other with 5 pin of relay J 1.910 pin of IC1 link to each other with two pin of crystal X2 respectively.11,12 of IC1 links to each other with 12 pin with 11,14 of IC10 respectively with 13 pin.17,19,20 of IC1 links to each other with 10 pin with 5,6,9 of IC8 respectively with 21 pin.18 pin of IC1 link to each other with 29 pin of IC7.22,27,28 of IC1 links to each other with 39 pin with 41,15,17 of IC6 respectively with 29 pin.23,24 of IC1 links to each other with 7 pin with 6,5 of IC3 respectively with 30 pin.25 pin of IC1 link to each other with 3 pin of IC5.26 pin of IC1 link to each other with 1 pin of IC2 through resistance R 36, also by resistance R 37 ground connection.31 of IC1 links to each other with 5 pin with 6 of IC4 respectively with 32 pin.1 pin of IC2 links to each other simultaneously with 26～31 pin of IC6, also link to each other with lithium electricity BAT2 through switch SW 2, also link to each other with 9 pin of IC9, also link to each other with 16 pin with 10 of IC10, also link to each other with each collector of digital crystal Q11～Q16, also link to each other simultaneously with 9 pin, also pass through diode D13 and link to each other with 6 pin of J1 through 8 of diode D3 and relay J 1.3 of 5 pin of IC2 and IC1 links to each other with 1 pin of 11 pin and programming seat Z3 with 1 of 5 pin, liquid crystal display LCD1 simultaneously with 3 of 8 pin of 8 pin of 5 pin, IC3, IC4, IC7, also links to each other with 1 pin of IC5 by resistance R 34, also passes through inductance L 7 and links to each other with 11 pin of IC8.1 pin of IC3 by diode D2 with buckle battery BAT1 and link to each other.13 pin of IC6 link to each other with light emitting diode D10 by digital transistor Q8, and the antenna socket of IC6 links to each other with communication antenna ANT2.9 of IC7 links to each other with the two ends of crystal XM1 respectively with 10 pin.12,13,14,15 of IC7 links to each other with 7 pin with 2,3,5,6 of LCD1 respectively with 16 pin.17～25 pin of IC7 link to each other with the keyswitch SWM10～SWM2 of key groups respectively.5,4,3,2,1 of IC10 links to each other with each base stage of digital transistor Q11, Q12, Q13, Q14, Q15 and Q16 respectively with 15 pin.Each collector of digital transistor Q11, Q12, Q13, Q14, Q15 and Q16 links to each other with 1 pin with 10 pin and 10 pin of 1 pin, J3 and 10 pin of 1 pin and J4 of relay J 2 respectively.Field strength measurement antenna ANT1 links to each other with 3 pin of J4.4 pin of J4 link to each other with 7 pin of J4 with the network that R79 forms through R81, R80, and 8 pin of J4 link to each other with 3 pin of J3.4 pin of J3 link to each other with 7 pin of J3 with the network that R76 forms through R78, R77, and 8 pin of J3 link to each other with 3 pin of J2.4 pin of J2 link to each other with 7 pin of J2 with the network that R73 forms through R75, R74, and 8 pin of J2 link to each other with 2 pin of IC8.The 12 foot meridian capacitor C21 of IC8 link to each other with 1 pin of IC9 with resistance R 14, and the 13 foot meridian capacitor C20 of IC8 link to each other with 16 pin of IC9 with resistance R 13.7 pin of IC9 link to each other with the two ends of loudspeaker SP1 respectively with 10 pin.
The using method of the present invention and the course of work are as follows:
The present invention is installed in the place that needs the detecting field intensity, and energized turns on the power switch, and the present invention enters duty automatically.Master cpu E sends channel instruction to monolithic radio C, monolithic radio C then be tuned to the channel of appointment, measure field intensity, the field intensity data are sent back to master cpu E.Master cpu E will be stored among the registering instrument H above frequency, field intensity and the time data of the channel of threshold value field intensity.Master cpu E changes a channel more then, repeats above measurement.Master cpu E regularly takes out the data among the registering instrument H, and send data to data processing centre (DPC) by GPRS communicating terminal M, or the move instruction of sending of reply data processing enter, from registering instrument H, taking out the detecting record, M is sent to data processing centre (DPC) with data by the GPRS communicating terminal.When the needs field monitoring, can be by pressing the respective keys among the key groups J, with data presentation to LCD display I.
More than disclosed be specific embodiments of the invention only, but the present invention is not limited thereto, any those skilled in the art can think variation, all should drop within protection scope of the present invention.
Claims (3)
1. radio transmission power detecting instrument, described radio transmission power detecting instrument comprises the field strength measurement antenna, voltage-controlled attenuator, Monolithic Receivers, power amplifier and loudspeaker, master cpu, remote control receives, real-time clock, registering instrument, show control CPU, LCD display, key groups, programmable device, the GPRS communicating terminal, communication antenna, charge controller and external power supply, its field strength measurement antenna (A) links to each other with voltage-controlled attenuator (B), communication antenna (N) links to each other with GPRS communicating terminal (M), GPRS communicating terminal (M) is connected with data processing centre (DPC), external power supply (Q) links to each other with charge controller (P), it is characterized in that the output of described voltage-controlled attenuator (B) links to each other with Monolithic Receivers (C); Monolithic Receivers (C) links to each other with power amplifier and loudspeaker (D), and (E) links to each other with master cpu; Described GPRS communicating terminal (M), remote control reception (F), real-time clock (G), registering instrument (H), charge controller (P) link to each other with master cpu (E) respectively; Show that control CPU (K) links to each other with master cpu (E), LCD display (I) links to each other with showing control CPU (K), and key groups (J) links to each other with showing control CPU (K), and programmable device (L) links to each other with master cpu (E), also links to each other with showing control CPU (K);
Master cpu (E) sends the channel instruction to Monolithic Receivers (C), Monolithic Receivers (C) is measured field intensity, the field intensity data are sent back to master cpu (E), master cpu (E) arrives data storing in the registering instrument (H), master cpu (E) regularly takes out the data in the registering instrument (H), and send data to data processing centre (DPC) by GPRS communicating terminal (M), and from registering instrument (H), take out the detecting record, (M) is sent to data processing centre (DPC) with data by the GPRS communicating terminal.
2. according to the described radio transmission power detecting instrument of claim, it is characterized in that, master cpu (E) is an ic chip 1, ic chip 2 is formed charging control (P) with relay J 1, ic chip 3 is real-time clock (G), ic chip 4 is registering instrument (H), ic chip 5 receives (F) for remote control, ic chip 6 is GPRS communicating terminal (M), ic chip 7 is for showing control CPU (K), ic chip 8 is the monolithic radio, and ic chip 9 is power amplifier and loudspeaker (D), and ic chip 10 is formed voltage-controlled attenuator jointly with transistor Q11～Q16 and relay J 2～J4.
3. radio transmission power detecting instrument number according to claim 1 and 2, it is characterized in that, 6 pin of described master cpu (E) ic chip 1,7 pin link to each other with 6 pin, 7 pin of IC7 successively, its 6 pin links to each other with 7 pin of programming seat Z3, its 7 pin links to each other with 4 pin of Z3 seat, 8 pin of IC1 link to each other with the base stage of triode Q6, and the collector of triode Q6 links to each other with relay J 1; 9 of IC1 links to each other with the two ends of crystal X2 respectively with 10 pin, 11 of IC1,12 and 13 pin respectively with 11 of IC10,14 link to each other with 12 pin, 17 of IC1,19,20 and 21 pin respectively with 5 of IC8,6,9 link to each other with 10 pin, 18 pin of IC1 link to each other with 29 pin of IC7,22 of IC1,27,28 and 29 pin respectively with 41 of IC6,15,17 link to each other with 39 pin, 23 of IC1,24 and 30 pin respectively with 6 of IC3,5 link to each other with 7 pin, 25 pin of IC1 link to each other with 3 pin of IC5,26 pin of IC1 link to each other with 1 pin of IC2 through resistance R 36, also by resistance R 37 ground connection, 31 of IC1 links to each other with 5 pin with 6 of IC4 respectively with 32 pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102111722A CN101696998B (en) | 2009-11-06 | 2009-11-06 | Radio transmission power detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102111722A CN101696998B (en) | 2009-11-06 | 2009-11-06 | Radio transmission power detecting instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101696998A true CN101696998A (en) | 2010-04-21 |
| CN101696998B CN101696998B (en) | 2011-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102111722A Expired - Fee Related CN101696998B (en) | 2009-11-06 | 2009-11-06 | Radio transmission power detecting instrument |
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| Country | Link |
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| CN (1) | CN101696998B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102572507A (en) * | 2012-02-03 | 2012-07-11 | 徐汉阳 | Digital television frequency transmission power detecting postback device |
| CN103995188A (en) * | 2014-05-27 | 2014-08-20 | 天津大学 | Full-band radio-frequency signal detecting and locating device and method capable of carrying out single frequency band detection |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004364173A (en) * | 2003-06-06 | 2004-12-24 | Mitsubishi Electric Corp | Receiver |
| KR100782513B1 (en) * | 2006-03-14 | 2007-12-05 | 삼성전자주식회사 | Mobile Communication Terminal and the Method for managing Alarm of receiving Digital Broadcast data |
-
2009
- 2009-11-06 CN CN2009102111722A patent/CN101696998B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102572507A (en) * | 2012-02-03 | 2012-07-11 | 徐汉阳 | Digital television frequency transmission power detecting postback device |
| CN103995188A (en) * | 2014-05-27 | 2014-08-20 | 天津大学 | Full-band radio-frequency signal detecting and locating device and method capable of carrying out single frequency band detection |
| CN103995188B (en) * | 2014-05-27 | 2017-02-15 | 天津大学 | Full-band radio-frequency signal detecting and locating device and method capable of carrying out single frequency band detection |
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| Publication number | Publication date |
|---|---|
| CN101696998B (en) | 2011-10-19 |
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