CN101826886A - Transceiving device with functions of power amplification and frequency hopping - Google Patents
Transceiving device with functions of power amplification and frequency hopping Download PDFInfo
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- CN101826886A CN101826886A CN201010118002A CN201010118002A CN101826886A CN 101826886 A CN101826886 A CN 101826886A CN 201010118002 A CN201010118002 A CN 201010118002A CN 201010118002 A CN201010118002 A CN 201010118002A CN 101826886 A CN101826886 A CN 101826886A
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Abstract
The invention discloses a transceiving device with the functions of power amplification and frequency hopping, which comprises a low-power frequency-hopping filter, a primary power amplifier module, a high-power frequency-hopping filter, a final power amplifier module, a harmonic filter, a directional coupler and a self-checking switch which are sequentially connected with an excitation signal input end, wherein one end of the self-checking switch is connected with a load, and the other end is connected with a transceiving antenna through a transceiving switch. The transceiving device with the functions of power amplification and frequency hopping adopts modular component structure and has the advantages of compact structure, fast frequency-hopping speed, good selectivity, high output power, good harmonic suppression and the like.
Description
Technical field
The present invention relates to electronic communication field, relate in particular to a kind of R-T unit with power amplifier and frequency hopping function.
Background technology
Existing bounce frequency filter product does not adopt modularized design, and volume is big, and the wave band of processing signals is single, and manufacturing cost is higher, and frequency hopping speed is slow, poor reliability.
Summary of the invention
The embodiment of the invention provides a kind of R-T unit with power amplifier and frequency hopping function, product integrated level height, and frequency hopping speed is fast, stable performance.
The embodiment of the invention provides a kind of R-T unit with power amplifier and frequency hopping function, comprise the small-power bounce frequency filter that is connected successively with the pumping signal input, elementary power amplifier module, high-power bounce frequency filter, final stage power amplifier module, harmonic filter, directed coupling device, self-test switch, described self-test switch one end connects load, and the other end is connected with dual-mode antenna by transmit-receive switch.
Concrete, its course of work is: pumping signal is input to described small-power bounce frequency filter and carries out filtering, amplify through described elementary power amplifier module, then through described high-power bounce frequency filter filtering, pumping signal after described final stage power amplifier module will be handled is amplified to 100W again, by described harmonic filter filtering odd and even-order harmonic, be sent to described directed coupling device then and carry out input, after dual-mode antenna is sent in self-test switch and transmit-receive switch control.
Further, described small-power bounce frequency filter power is 1W, and the exciting signal frequency scope of processing is the 108-407MHZ frequency range.Described high-power bounce frequency filter power is 10W, and the signal frequency range of processing is the 108-407MHZ frequency range.
Further, described harmonic filter can be handled the radiofrequency signal of 100W, main filtering secondary, three inferior high order harmonic components.
When transmitting, described directed coupling device detects radiofrequency signal amplitude and power amplifier output standing wave; When the self check state, described directed coupling device cooperates self-test switch and load that self circuit is detected.
Adopt the R-T unit with power amplifier and frequency hopping function of the present invention, this product adopts modular assembly structure, advantage such as have compact conformation, frequency hopping speed is fast, selectivity good, power output is big, harmonic wave suppresses to get well.
Description of drawings
Fig. 1 is the circuit structure schematic block diagram of the R-T unit with power amplifier and frequency hopping function that provides of the embodiment of the invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, the embodiment of the invention provides a kind of R-T unit with power amplifier and frequency hopping function, comprise the small-power bounce frequency filter that is connected successively with the pumping signal input, elementary power amplifier module, high-power bounce frequency filter, final stage power amplifier module, harmonic filter, directed coupling device, self-test switch, described self-test switch one end connects 50 ohm load, and the other end is connected with dual-mode antenna by transmit-receive switch.
Concrete, the method of its processing signals is: pumping signal is input to described small-power bounce frequency filter and carries out filtering, amplify through described elementary power amplifier module, then through described high-power bounce frequency filter filtering, pumping signal after described final stage power amplifier module will be handled is amplified to 100W again, its gain amplifier 20dB, gain flatness ± 1.5dB.Signal after processing and amplifying is sent to described directed coupling device then and carries out input by described harmonic filter filtering odd and even-order harmonic, after dual-mode antenna is sent in self-test switch and transmit-receive switch control.R-T unit with power amplifier and frequency hopping function of the present invention, frequency hopping speed is fast, frequency hopping speed 30 microseconds, selectivity is good, its centre frequency ± 10% attenuation outside a channel 24dB, harmonic wave suppresses 70dBC.
When being in emission state, pumping signal is at first through 1W small-power bounce frequency filter filtering part broadband noise.Amplify 36dBm through described elementary power amplifier module then, discharger can be introduced broadband noise again simultaneously.Pumping signal enters high-power bounce frequency filter, filtering broadband noise again.Owing to be to have adopted bounce frequency filter, thus can effectively filtering broadband noise in this working band, and can fast frequency-hopped switching frequency.Last pumping signal enters final stage power amplifier then and is amplified to 100W.Through harmonic filter filtering harmonic wave, deliver to the antenna emission again.
When being in accepting state, described R-T unit with power amplifier and frequency hopping function is delivered to other signaling modules with signal and is handled by transmit-receive switch or diverter switch, has omitted among the figure and has not drawn.
Described small-power bounce frequency filter power is 1W, and the exciting signal frequency scope of processing is the 108-407MHZ frequency range.Can handle the radiofrequency signal of 1W, it inserts loss and is better than 6dB, centre frequency ± 10% attenuation outside a channel 24dB.
Described high-power bounce frequency filter power is 10W, and the signal frequency range of processing is the 108-407MHZ frequency range.Can handle the radiofrequency signal of 10W, it inserts loss and is better than 3.8dB, centre frequency ± 10% attenuation outside a channel 20dB.
Described harmonic filter can be handled the radiofrequency signal of 100W, main filtering secondary, three inferior high order harmonic components.Described transmit-receive switch is a 100W wide band radio-frequency switch, is responsible for the switching of transceiver channel.
When transmitting, described directed coupling device detects radiofrequency signal amplitude and power amplifier output standing wave; When the self check state, described directed coupling device cooperates self-test switch and load that self circuit is detected.
R-T unit with power amplifier and frequency hopping function of the present invention adopts the modular assembly structure, advantage such as have compact conformation, frequency hopping speed is fast, selectivity good, power output is big, harmonic wave suppresses to get well.
The above is a preferred implementation of the present invention; certainly can not limit the present invention's interest field with this; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention; can also make some improvement and change, these improvement and change also are considered as protection scope of the present invention.
Claims (6)
1. R-T unit with power amplifier and frequency hopping function, it is characterized in that, comprise the small-power bounce frequency filter that is connected successively with the pumping signal input, elementary power amplifier module, high-power bounce frequency filter, final stage power amplifier module, harmonic filter, directed coupling device, self-test switch, described self-test switch one end connects load, and the other end is connected with dual-mode antenna by transmit-receive switch.
2. according to the described bounce frequency filter of claim 1 with multi-band selection function, it is characterized in that, pumping signal is input to described small-power bounce frequency filter and carries out filtering, amplify through described elementary power amplifier module, then through described high-power bounce frequency filter filtering, pumping signal after described final stage power amplifier module will be handled is amplified to 100W again, by described harmonic filter filtering odd and even-order harmonic, be sent to described directed coupling device then and carry out input, be sent to dual-mode antenna through self-test switch and transmit-receive switch control.
3. according to claim 1 or 2 described bounce frequency filters with multi-band selection function, it is characterized in that described small-power bounce frequency filter power is 1W, the exciting signal frequency scope of processing is the 108-407MHZ frequency range.
4. according to claim 1 or 2 described bounce frequency filters with multi-band selection function, it is characterized in that described high-power bounce frequency filter power is 10W, the signal frequency range of processing is the 108-407MHZ frequency range.
5. according to claim 1 or 2 described bounce frequency filters, it is characterized in that described harmonic filter can be handled the radiofrequency signal of 100W, filtering secondary, three inferior high order harmonic components with multi-band selection function.
6. according to claim 1 or 2 described bounce frequency filters, it is characterized in that when transmitting, described directed coupling device detects radiofrequency signal amplitude and power amplifier output standing wave with multi-band selection function; When the self check state, described directed coupling device cooperates self-test switch and load that self circuit is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101180022A CN101826886B (en) | 2010-02-26 | 2010-02-26 | Transceiving device with functions of power amplification and frequency hopping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101180022A CN101826886B (en) | 2010-02-26 | 2010-02-26 | Transceiving device with functions of power amplification and frequency hopping |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101826886A true CN101826886A (en) | 2010-09-08 |
| CN101826886B CN101826886B (en) | 2012-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101180022A Expired - Fee Related CN101826886B (en) | 2010-02-26 | 2010-02-26 | Transceiving device with functions of power amplification and frequency hopping |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024670A (en) * | 2015-07-17 | 2015-11-04 | 西安空间无线电技术研究所 | Fast digital filtering method of multi-modulation mode and multi-rate signals under frequency hopping background |
| CN109040862A (en) * | 2018-08-28 | 2018-12-18 | 广东宽普科技股份有限公司 | A kind of radiofrequency signal amplification vehicular communication unit |
| CN111683426A (en) * | 2020-06-24 | 2020-09-18 | 中国电子科技集团公司第四十一研究所 | Radio frequency excitation signal power modulation circuit, method and device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2655528Y (en) * | 2003-08-20 | 2004-11-10 | 中国电子科技集团公司第十三研究所 | Numerically controlled frequency hopping filter |
| WO2005008930A2 (en) * | 2003-07-08 | 2005-01-27 | Flarion Technologies, Inc. | Methods for generating and transmitting frequency hopped signals |
| CN101645700A (en) * | 2009-06-16 | 2010-02-10 | 广州市圣大电子有限公司 | Bounce frequency filter |
-
2010
- 2010-02-26 CN CN2010101180022A patent/CN101826886B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005008930A2 (en) * | 2003-07-08 | 2005-01-27 | Flarion Technologies, Inc. | Methods for generating and transmitting frequency hopped signals |
| CN2655528Y (en) * | 2003-08-20 | 2004-11-10 | 中国电子科技集团公司第十三研究所 | Numerically controlled frequency hopping filter |
| CN101645700A (en) * | 2009-06-16 | 2010-02-10 | 广州市圣大电子有限公司 | Bounce frequency filter |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024670A (en) * | 2015-07-17 | 2015-11-04 | 西安空间无线电技术研究所 | Fast digital filtering method of multi-modulation mode and multi-rate signals under frequency hopping background |
| CN105024670B (en) * | 2015-07-17 | 2017-09-22 | 西安空间无线电技术研究所 | The fast digital filtering method of Multiple modulation mode multi-rate signal under frequency hopping background |
| CN109040862A (en) * | 2018-08-28 | 2018-12-18 | 广东宽普科技股份有限公司 | A kind of radiofrequency signal amplification vehicular communication unit |
| CN111683426A (en) * | 2020-06-24 | 2020-09-18 | 中国电子科技集团公司第四十一研究所 | Radio frequency excitation signal power modulation circuit, method and device |
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| Publication number | Publication date |
|---|---|
| CN101826886B (en) | 2012-09-05 |
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Owner name: GUANGDONG SHENGDA ELECTRONIC CO., LTD. Free format text: FORMER OWNER: GUANGZHOU SHENGDA ELECTRONIC CO., LTD. Effective date: 20130801 |
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Effective date of registration: 20130801 Address after: 528308 Guangdong Province, Foshan city Shunde District Lunjiao Lunjiao Street Office of the new industrial zone of Xi four northbound Santa Industrial Park Administration building five floor Patentee after: Guangdong Shengda Electronic Co., Ltd. Address before: Shijing Town, Baiyun District of Guangzhou City, Guangdong province 510430 Qingfeng third industrial zone 7 Patentee before: Guangzhou Shengda Electronic Co., Ltd. |
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