CN203377868U - Low power consumption radio frequency emission circuit device - Google Patents
Low power consumption radio frequency emission circuit device Download PDFInfo
- Publication number
- CN203377868U CN203377868U CN201320378175.7U CN201320378175U CN203377868U CN 203377868 U CN203377868 U CN 203377868U CN 201320378175 U CN201320378175 U CN 201320378175U CN 203377868 U CN203377868 U CN 203377868U
- Authority
- CN
- China
- Prior art keywords
- digital
- analog
- low
- frequency
- power consumption
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- Y02B60/50—
Abstract
The utility model discloses a low power consumption radio frequency emission circuit device which comprises a digital processing device, a digital-analog hybrid circuit, an analog signal circuit and an antenna. The digital-analog hybrid circuit comprises a digital-analog converter and an analog-digital converter. The analog signal circuit comprises a first mixer, a first oscillator, a power amplifier, a low noise amplifier, a second mixer, a second oscillator and a filter. The digital processing device, the digital-analog converter, the first mixer, the power amplifier, the low noise amplifier, the second mixer, the filter and the analog-digital converter are connected in turn. The antenna is connected with the power amplifier. Low power consumption can reduce node capacitance. When the frequency of an electromagnetic wave of radio frequency is higher than 100kHz, the electromagnetic wave can spread in the air and is reflected through an ionosphere at the outer edge of the atmosphere. The high frequency electromagnetic wave with long distance transmission capacity is formed. Personal communication and wireless communication of long distance and low consumption are realized.
Description
Technical field
The utility model relates to a kind of low-power consumption radio-frequency transmissions circuit arrangement.
Background technology
The signal of existing WLAN (wireless local area network) is very poor, because during lower than 100khz, belong to low-frequency current at wave frequency, the per second of its alternating current changes and is less than 1000 times, and electromagnetic wave can be absorbed by earth's surface, can not form effective transmission.Can not realize low-power consumption, and transmitting range wireless signal far away.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of low consumption, low-power consumption radio-frequency transmissions circuit arrangement that wireless signal transmission is far away.
For addressing the above problem, the utility model adopts following technical scheme: a kind of low-power consumption radio-frequency transmissions circuit arrangement, comprise digital processing unit, Digital Analog Hybrid Circuits, analogue signal circuit and antenna, described Digital Analog Hybrid Circuits comprises digital to analog converter and analog to digital converter, described analogue signal circuit comprises the first frequency mixer, the first oscillator, power amplifier, low noise amplifier, the second frequency mixer, the second oscillator and filter, described digital processing unit, digital to analog converter, the first frequency mixer, power amplifier, low noise amplifier, the second frequency mixer, filter is connected successively with analog to digital converter, described antenna is connected with power amplifier.
As preferably, described the first oscillator is connected with the first frequency mixer.
As preferably, described the second oscillator is connected with the second frequency mixer.
As preferably, described analog to digital converter is connected with digital processing unit.
The beneficial effect of the utility model low-power consumption radio-frequency transmissions circuit arrangement is: because described low-power consumption can reduce node capacitor; Radio-frequency unit is comprised of the first frequency mixer, the first oscillator, power amplifier, low noise amplifier, the second frequency mixer, the second oscillator and filter, while having realized wave frequency higher than 100khz, electromagnetic wave can be propagated in air, and through the ionospheric reflection of atmosphere outer rim, form the frequency electromagnetic waves of long-distance transmissions ability, can realize remote low consumption personal communication and radio communication.
The accompanying drawing explanation
The theory diagram that Fig. 1 is the utility model low-power consumption radio-frequency transmissions circuit arrangement.
Embodiment
Consult shown in Fig. 1, a kind of low-power consumption radio-frequency transmissions circuit arrangement, comprise digital processing unit, Digital Analog Hybrid Circuits, analogue signal circuit and antenna, described Digital Analog Hybrid Circuits comprises digital to analog converter and analog to digital converter, described analogue signal circuit comprises the first frequency mixer, the first oscillator, power amplifier, low noise amplifier, the second frequency mixer, the second oscillator and filter, described digital processing unit, digital to analog converter, the first frequency mixer, power amplifier, low noise amplifier, the second frequency mixer, filter is connected successively with analog to digital converter, described antenna is connected with power amplifier.
Described the first oscillator is connected with the first frequency mixer.Described the second oscillator is connected with the second frequency mixer.Described analog to digital converter is connected with digital processing unit.
Described low consumption radio-frequency transmissions circuit arrangement has comprised transmitter circuitry, receiver circuit and communication antenna.This transceiver can be applied in personal communication and WLAN.Digital processing unit is processed digital signal, comprises sampling, compression, coding etc.; Then become analog form by the A/D converter transducer and enter the analogue signal circuit unit.Analogue signal circuit is divided into two parts: radiating portion and receiving unit.The Main Function of radiating portion is: the high frequency carrier that the low-frequency analog signal of digital to analog converter output and local oscillator provide is up-converted into rf modulated signal through frequency mixer, and radiofrequency signal process aerial radiation is in space.The Main Function of receiving unit is: the space radiation signal is through antenna-coupled in receiving circuit, and the small-signal received down-converts to through frequency mixer the signal that comprises the intermediate-freuqncy signal component with local oscillated signal after low noise amplifier is exaggerated.The effect of filter is exactly to input mould one number converter after useful intermediate-freuqncy signal is leached to convert digital signal to, then enters digital processing unit and processes.The output impedance of low noise amplifier must be complementary with the frequency mixer input impedance of its rear end, can guarantee that equally the signal of amplifier output can complete, unreflected being input in frequency mixer go.These matching networks are comprised of microstrip line, also may formed by passive device independently sometimes, but their electrical characteristics under high frequency situations from the situation that low frequency is fully different.
The beneficial effect of the utility model low-power consumption radio-frequency transmissions circuit arrangement is: because described low-power consumption can reduce node capacitor; Radio-frequency unit is comprised of the first frequency mixer, the first oscillator, power amplifier, low noise amplifier, the second frequency mixer, the second oscillator and filter, while having realized wave frequency higher than 100khz, electromagnetic wave can be propagated in air, and through the ionospheric reflection of atmosphere outer rim, form the frequency electromagnetic waves of long-distance transmissions ability, can realize remote low consumption personal communication and radio communication.
The above, be only embodiment of the present utility model, but protection range of the present utility model is not limited to this, and any variation of expecting without creative work or replacement, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range that claims were limited.
Claims (4)
1. a low-power consumption radio-frequency transmissions circuit arrangement, it is characterized in that: comprise digital processing unit, Digital Analog Hybrid Circuits, analogue signal circuit and antenna, described Digital Analog Hybrid Circuits comprises digital to analog converter and analog to digital converter, described analogue signal circuit comprises the first frequency mixer, the first oscillator, power amplifier, low noise amplifier, the second frequency mixer, the second oscillator and filter, described digital processing unit, digital to analog converter, the first frequency mixer, power amplifier, low noise amplifier, the second frequency mixer, filter is connected successively with analog to digital converter, described antenna is connected with power amplifier.
2. low-power consumption radio-frequency transmissions circuit arrangement according to claim 1, it is characterized in that: described the first oscillator is connected with the first frequency mixer.
3. low-power consumption radio-frequency transmissions circuit arrangement according to claim 1, it is characterized in that: described the second oscillator is connected with the second frequency mixer.
4. low-power consumption radio-frequency transmissions circuit arrangement according to claim 1, it is characterized in that: described analog to digital converter is connected with digital processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320378175.7U CN203377868U (en) | 2013-06-27 | 2013-06-27 | Low power consumption radio frequency emission circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320378175.7U CN203377868U (en) | 2013-06-27 | 2013-06-27 | Low power consumption radio frequency emission circuit device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203377868U true CN203377868U (en) | 2014-01-01 |
Family
ID=49840368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320378175.7U Expired - Fee Related CN203377868U (en) | 2013-06-27 | 2013-06-27 | Low power consumption radio frequency emission circuit device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203377868U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103905084A (en) * | 2014-04-22 | 2014-07-02 | 中国水产科学研究院渔业工程研究所 | Ultra-short wave spread spectrum communication system |
| CN105791191A (en) * | 2014-12-18 | 2016-07-20 | 上海协同科技股份有限公司 | Method for realizing high-speed data communication for wireless narrowband, communication system of wireless narrow band and modem of wireless narrow band |
| CN113739931A (en) * | 2021-08-30 | 2021-12-03 | 华中科技大学 | Radiometer based on zero reflection network |
-
2013
- 2013-06-27 CN CN201320378175.7U patent/CN203377868U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103905084A (en) * | 2014-04-22 | 2014-07-02 | 中国水产科学研究院渔业工程研究所 | Ultra-short wave spread spectrum communication system |
| CN103905084B (en) * | 2014-04-22 | 2016-04-13 | 中国水产科学研究院渔业工程研究所 | Ultrashort wave spread spectrum communication system |
| CN105791191A (en) * | 2014-12-18 | 2016-07-20 | 上海协同科技股份有限公司 | Method for realizing high-speed data communication for wireless narrowband, communication system of wireless narrow band and modem of wireless narrow band |
| CN113739931A (en) * | 2021-08-30 | 2021-12-03 | 华中科技大学 | Radiometer based on zero reflection network |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108110423B (en) | Antenna tuning circuit, antenna device and mobile terminal | |
| CN103634016B (en) | Adjustable impedance matching circuit | |
| CN103986488B (en) | A kind of high-performance LTE channel simulator wideband radio receiver | |
| CN104009765A (en) | High-performance radio frequency transmitter of LTE channel simulator | |
| CN101789796A (en) | Filter circuit for inhibiting harmonic signal of mobile terminal and method therefor | |
| CN203377868U (en) | Low power consumption radio frequency emission circuit device | |
| CN106209124A (en) | A kind of antenna assembly of integrated RF front-end circuit | |
| CN105099488A (en) | Radio-frequency circuit | |
| CN104218939A (en) | Adjustable hybrid coupler circuit | |
| CN206023750U (en) | A kind of antenna assembly of integrated RF front-end circuit | |
| CN105162540B (en) | Wireless digital broadcasting station | |
| CN204927464U (en) | Ultra wide band communication transmitter and super broad band filter thereof | |
| CN103675765B (en) | High-frequency software radio receiving system | |
| CN204177972U (en) | Beidou satellite navigation single/double mode hand-hold radio frequency component | |
| US20140203655A1 (en) | Apparatus for transmitting magnetic resonance wireless power using higher order mode resonance, receiving terminal, and method for transmitting and receiving wireless power using the same | |
| CN203377874U (en) | Ethernet bus-based short wave transmit-receive integrated radio frequency module | |
| CN103427867A (en) | Short wave transceiving integration radio frequency module based on Ethernet bus | |
| CN206835067U (en) | A kind of Miniaturized multiband RDSS radio-frequency modules | |
| CN203645659U (en) | Long-range RF transceiving device based on DSSS technology | |
| CN204088581U (en) | There is the broad-band reception antenna of active antenna and passive antenna handoff functionality | |
| CN204118266U (en) | A kind of square patch antenna | |
| CN104269660A (en) | Broadband receiving antenna with active antenna and passive antenna switching function | |
| CN204376886U (en) | Broadband receiver | |
| CN104104397B (en) | Multi-frequency-band millimeter wave communication transmitter | |
| CN211406018U (en) | Radio frequency processing circuit for functional mobile phone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 518055 Guangdong city of Shenzhen province Nanshan District City Pingshan road Xili University Industrial District 5 Building 3 floor Da Yuan Patentee after: SHENZHEN CHUANGCHENG MICROELECTRONICS Co.,Ltd. Address before: Baoan District Shiyan street Shenzhen city Guangdong province 518108 Luo community rent white pine road Taiwan industrial village into a building 1 6A Patentee before: SHENZHEN CHUANGCHENG MICROELECTRONICS Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 518055 2201, 2202, 2203, 2204, 2205, block a, building 8, Shenzhen International Innovation Valley, Dashi 1st Road, Xili community, Nanshan District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN CHUANGCHENG MICROELECTRONICS Co.,Ltd. Address before: 518055 3rd floor, building 5, Dayuan industrial North District, Pingshan 1st Road, Xili University Town, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN CHUANGCHENG MICROELECTRONICS Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 |