CN103296361A - 4G low-pass high-suppression multipath filtering module - Google Patents
4G low-pass high-suppression multipath filtering module Download PDFInfo
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- CN103296361A CN103296361A CN 201310162666 CN201310162666A CN103296361A CN 103296361 A CN103296361 A CN 103296361A CN 201310162666 CN201310162666 CN 201310162666 CN 201310162666 A CN201310162666 A CN 201310162666A CN 103296361 A CN103296361 A CN 103296361A
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Abstract
The invention discloses a 4G low-pass high-suppression multipath filtering module which comprises a box body. Four resonant cavities are formed in the box body. The inner walls of the resonant cavities are plated with silver. The periphery of each resonant cavity is provided with a plurality of mounting holes. Multiple 4G frequency resonance columns, an out-of-band frequency suppression and isolation control rod and a 4G low-pass barrage jammer are mounted in each resonant cavity. Each 4G low-pass barrage jammer is welded to an anti-thunder circuit board. Four external ANY ports and four RX ports are mounted on two sides of each resonant cavity. A calibration cavity is also formed in the box body. An A_CAL port and a CAL port are mounted on two sides of the calibration cavity. A cover plate is arranged on the upper surface of the box body. The 4G low-pass high-suppression multipath filtering module is mainly used for barrage jamming at the time of information processing and data transmission in a 4G mobile communication base station system which will be established in the future, and also can be used for realizing mutual transmission of received signals and emitted signals from one mobile base station to another mobile base station just through the same module used by four mobile base stations, and for filtering and suppressing undesired signals of the mobile base stations to enable the received signals and the emitted signals to be clearer and faster. The 4G low-pass high-suppression multipath filtering module has the numerous advantages of being low in loss, attractive in design, smooth in signal transmission and long in service life.
Description
Technical field:
The present invention relates to the mobile communication equipment field, relate in particular to the high multichannel filtering module that suppresses of a kind of 4G low pass.
Background technology:
Wireless communication technology is through years of development, enters the 3G epoch from the GSM epoch, but and following more advanced 4G network has had the technology of practicability, pilot is also arranged at home, and the domestic equipment that is applied to the 4G network is also rare.
Therefore imagination provides a kind of novel 4G low pass the high multichannel filtering module that suppresses, and in the 4G mobile communication base station system that is mainly used in setting up in the future information processing, inhibition when data transmit is disturbed, and is purer noiseless when allowing the transmission of 4G information.When suppressing disturbance means by the high 4G low pass that suppresses the multichannel filtering inside modules of while 4G low pass, signal suppresses the unwanted frequency signal automatically.This novel 4G low pass is high suppress multichannel filtering module integrated four tunnel 4G frequency band filters and a tunnel that are used for the receiving filter that is used for antenna calibration form, even inner specialized designs lightning protection circuit have thunderbolt also not influence module operation work, the separate signal of each path filter does not disturb mutually, four ports of four filters are realized receiving during system works, signal and do not disturb mutually, automatically select optimum channel to converse, even mobile phone also can automatically switch between two networks and the user has no to discover in conversation, and handset-selected optimum channel, call completing rate is improved, this 4G low pass is high to be suppressed multichannel filtering module and can realize that also four mobile base stations use same module just can realize that a mobile base station receives and the mutual biography that transmits to another mobile base station, filter with suppress its unwanted signal make receive and launch after signal more pure, faster.
Summary of the invention:
Purpose of the present invention just provides the high multichannel filtering module that suppresses of a kind of novel 4G low pass, in the 4G mobile communication base station system that is mainly used in setting up in the future information processing, inhibition when data transmit is disturbed; Can realize that also four mobile base stations use same module just can realize that a mobile base station receives to another mobile base station and the mutual biography that transmits, filter with suppress its unwanted signal make receive with emission after signal more pure, faster.
The technical solution used in the present invention is:
The high multichannel filtering module that suppresses of a kind of 4G low pass, comprise box body: box body inside has four resonant cavitys, the resonant cavity inwall is silver-plated, be provided with some installing holes around the resonant cavity, some 4G frequency resonance posts all are installed in each resonant cavity, the outer frequency of band suppresses and isolated controlling bar and a 4G low pass inhibition interference unit, each 4G low pass suppresses interference unit and all is welded to the lightning protection circuit plate, the position of the corresponding resonant cavity of box body side is equipped with four outside ANT ports, the position of the corresponding resonant cavity of another side of box body is equipped with four RX ports, and every block of lightning protection circuit plate all is connected to the ANT port of this resonant cavity correspondence through transmission line; Also have a calibration chamber in the box body, some 4G frequency resonance posts are installed in the calibration chamber, the outer frequency of band suppresses and isolated controlling bar and a 4G low pass inhibition interference unit, the 4G low pass suppresses interference unit and is welded to the lightning protection circuit plate, the position of the corresponding calibration chamber of box body side is equipped with an A_CAL port, the position of the corresponding calibration chamber of another side of box body is equipped with a CAL port, and the lightning protection circuit plate is connected to the A_CAL port through transmission line; Cartridge upper surface is provided with cover plate, has some through holes on the cover plate and matches with 4G frequency resonance post, has cavity lightning protection circuit plate on the cover plate and matches, and also is provided with some installing holes that install and fix in hole and the box body on the cover plate and matches.
Described box body adopts aluminum, and cavity inner wall and project organization figure surface are silver-plated processing.
Described 4G frequency resonance post mainly is to regulate the desired frequency of utilization of this kind product, adopts copper silver-plated, and the frequency resonance post has 30, is equipped with 6 in every end cavity.
The outer frequency of described band suppresses and the isolated controlling bar mainly is to control the needed technical indicator of this product, is mounted in the Metallic rod on the cavity inner wall, adopts the copper material electroplate, and its parameter is raised at instrument by the tester and tries out.
Described 4G low pass suppresses the interference that interference unit is mainly used to suppress unwanted signal.
Described ANT port and A_CAL port adopt N (SJ)-(M) KF416 watertight connector, are copper surface plating ternary alloy three-partalloy; Described RX port and CAL port, adopting SMA-KFD type connector is that copper is gold-plated.
Be welded with discharge tube and feedthrough capacitor on the described lightning protection circuit plate.
Compared with prior art, beneficial effect of the present invention is:
In the 4G mobile communication base station system that the present invention is mainly used in setting up in the future information processing, inhibition when data transmit are disturbed; Can realize that also four mobile base stations use same module just can realize that a mobile base station receives to another mobile base station and the mutual biography that transmits, filter with suppress its unwanted signal make receive with emission after signal more pure, faster; Have loss little, be designed beautifully, the special plurality of advantages such as defeated unobstructed, long service life of signal.
Description of drawings:
Accompanying drawing 1 is structural representation of the present invention;
Accompanying drawing 2 is covering plate structure schematic diagram of the present invention;
Accompanying drawing 3 is principle of the invention block diagram.
Embodiment:
Below in conjunction with accompanying drawing, be described in further detail by the present invention of embodiment:
The high multichannel filtering module that suppresses of a kind of 4G low pass, comprise box body 1: box body 1 inside has four resonant cavitys 2, resonant cavity 2 inwalls are silver-plated, be provided with some installing holes 3 around the resonant cavity 2, some 4G frequency resonance posts 4 all are installed in each resonant cavity 2, the outer frequency of band suppresses and isolated controlling bar 5 and a 4G low pass inhibition interference unit 6, each 4G low pass suppresses interference unit 6 and all is welded to lightning protection circuit plate 7, the position of the corresponding resonant cavity of box body 1 side is equipped with four outside ANT ports 8, the position of the corresponding resonant cavity of another side of box body is equipped with four RX ports 9, and every block of lightning protection circuit plate 7 all is connected to the ANT port 8 of this resonant cavity correspondence through transmission line; Also have a calibration chamber 10 in the box body 1, some 4G frequency resonance posts 4 are installed in the calibration chamber 10, the outer frequency of band suppresses and isolated controlling bar 5 and a 4G low pass inhibition interference unit 6, the 4G low pass suppresses interference unit 6 and is welded to lightning protection circuit plate 7, the position of the corresponding calibration chamber 10 of box body 1 side is equipped with an A_CAL port one 1, the position of the corresponding calibration chamber 10 of box body 1 another side is equipped with a CAL port one 2, and lightning protection circuit plate 7 is connected to A_CAL port one 1 through transmission line; Box body 1 upper surface is provided with cover plate 13, has some through holes 14 on the cover plate 13 and matches with 4G frequency resonance post, has cavity 15 lightning protection circuit plates on the cover plate 13 and matches, and also is provided with some installing holes that install and fix in hole 16 and the box body on the cover plate 13 and matches; Box body 1 adopts aluminum, and cavity inner wall and project organization figure surface are silver-plated processing; 4G frequency resonance post 4 mainly is to regulate the desired frequency of utilization of this kind product, adopts copper silver-plated, and the frequency resonance post has 30, is equipped with 6 in every end cavity; Being with outer frequency inhibition and isolated controlling bar 5 mainly is to control the needed technical indicator of this product, is mounted in the Metallic rod on the cavity inner wall, adopts the copper material electroplate, and its parameter is raised at instrument by the tester and tries out; The 4G low pass suppresses the interference that interference unit 6 is mainly used to suppress unwanted signal; ANT port 8 and A_CAL port one 1 adopts N (SJ)-(M) KF416 watertight connector, is copper surface plating ternary alloy three-partalloy, and RX port 9 and CAL port one 2 adopt SMA-KFD type connectors, for copper gold-plated; Be welded with discharge tube and feedthrough capacitor on the lightning protection circuit plate 7.
It comprises cavity as shown in the figure, also claims resonant cavity.The resonant cavity also waveguide segment of available one section closure is formed, because waveguide also is a kind of transmission line.Because the open end of waveguide has radiation loss, thereby adopts the waveguide resonant cavity of two terminal shortcircuits usually, namely forms a sealed hollow (box), electric energy and magnetic energy are stored at inside, chamber.Aerial signal end ANT4 ~ ANT7(annotates: ANT represents antenna end) to RX4 ~ RX7(RX: the expression signal receiving end), antenna calibration end A_CAL is to CAL(CAL: represent calibration terminal) a plurality of 4G frequency resonance posts are installed in the cavity and every road is equipped with frequency inhibition and isolated controlling bar outside the band, totally 5, every end inside is equipped with a 4G low pass and suppresses interference unit, and each low pass inhibition interference unit is welded to the lightning protection circuit version and is connected to outside ANT port position.The high multichannel filtering module RX end that suppresses of this novel 4G low pass adopts SMA-KFD type connector, totally 5.All receiving end signals output to base station system treat equipment through the RX port after all being received by the ANT termination, the ANT port all adopts N (SJ)-(M) KF416 watertight connector to connect the transmission line of inner signal input and output to the high multichannel filtering inside modules that suppresses of novel 4G low pass, also comprise cover plate, mainly be combined to form the high multichannel filtering module that suppresses of 4G low pass by these several core technology assembled.
Above-described embodiment only is preferred implementation of the present invention, and in addition, the present invention can also have other implementations.Need to prove that under the prerequisite that does not break away from the present invention's design, any apparent improvement and modification all should fall within protection scope of the present invention.
Claims (7)
1. a 4G low pass height suppresses the multichannel filtering module, comprise box body, it is characterized in that: box body inside has four resonant cavitys, the resonant cavity inwall is silver-plated, be provided with some installing holes around the resonant cavity, some 4G frequency resonance posts all are installed in each resonant cavity, the outer frequency of band suppresses and isolated controlling bar and a 4G low pass inhibition interference unit, each 4G low pass suppresses interference unit and all is welded to the lightning protection circuit plate, the position of the corresponding resonant cavity of box body side is equipped with four outside ANT ports, the position of the corresponding resonant cavity of another side of box body is equipped with four RX ports, and every block of lightning protection circuit plate all is connected to the ANT port of this resonant cavity correspondence through transmission line; Also have a calibration chamber in the box body, some 4G frequency resonance posts are installed in the calibration chamber, the outer frequency of band suppresses and isolated controlling bar and a 4G low pass inhibition interference unit, the 4G low pass suppresses interference unit and is welded to the lightning protection circuit plate, the position of the corresponding calibration chamber of box body side is equipped with an A_CAL port, the position of the corresponding calibration chamber of another side of box body is equipped with a CAL port, and the lightning protection circuit plate is connected to the A_CAL port through transmission line; Cartridge upper surface is provided with cover plate, has some through holes on the cover plate and matches with 4G frequency resonance post, has cavity lightning protection circuit plate on the cover plate and matches, and also is provided with some installing holes that install and fix in hole and the box body on the cover plate and matches.
2. 4G low pass height according to claim 1 suppresses the multichannel filtering module, and it is characterized in that: described box body adopts aluminum, and cavity inner wall and project organization figure surface are silver-plated processing.
3. 4G low pass height according to claim 1 suppresses the multichannel filtering module, it is characterized in that: described 4G frequency resonance post mainly is to regulate the desired frequency of utilization of this kind product, the employing copper is silver-plated, and the frequency resonance post has 30, is equipped with 6 in every end cavity.
4. 4G low pass height according to claim 1 suppresses the multichannel filtering module, it is characterized in that: the outer frequency of described band suppresses and the isolated controlling bar mainly is to control the needed technical indicator of this product, be mounted in the Metallic rod on the cavity inner wall, adopt the copper material electroplate, its parameter is raised at instrument by the tester and tries out.
5. 4G low pass height according to claim 1 suppresses the multichannel filtering module, and it is characterized in that: described 4G low pass suppresses the interference that interference unit is mainly used to suppress unwanted signal.
6. 4G low pass height according to claim 1 suppresses the multichannel filtering module, it is characterized in that: described ANT port and A_CAL port, adopt N (SJ)-(M) KF416 watertight connector, and be copper surface plating ternary alloy three-partalloy; Described RX port and CAL port, adopting SMA-KFD type connector is that copper is gold-plated.
7. the high multichannel filtering module that suppresses of 4G low pass according to claim 1 is characterized in that: be welded with discharge tube and feedthrough capacitor on the described lightning protection circuit plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310162666 CN103296361A (en) | 2013-05-06 | 2013-05-06 | 4G low-pass high-suppression multipath filtering module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310162666 CN103296361A (en) | 2013-05-06 | 2013-05-06 | 4G low-pass high-suppression multipath filtering module |
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| CN103296361A true CN103296361A (en) | 2013-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201310162666 Pending CN103296361A (en) | 2013-05-06 | 2013-05-06 | 4G low-pass high-suppression multipath filtering module |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161806A (en) * | 2015-08-14 | 2015-12-16 | 深圳市迈特通信设备有限公司 | Lightning-protection plastic filter |
| CN109167602A (en) * | 2018-10-12 | 2019-01-08 | 南京屹信航天科技有限公司 | A kind of miniaturization ODU transmission channel module |
| CN113036348A (en) * | 2019-12-25 | 2021-06-25 | 深圳市大富科技股份有限公司 | Communication system and filter thereof |
-
2013
- 2013-05-06 CN CN 201310162666 patent/CN103296361A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161806A (en) * | 2015-08-14 | 2015-12-16 | 深圳市迈特通信设备有限公司 | Lightning-protection plastic filter |
| CN105161806B (en) * | 2015-08-14 | 2018-01-16 | 深圳市迈特通信设备有限公司 | A kind of lightning protection plastic filter |
| CN109167602A (en) * | 2018-10-12 | 2019-01-08 | 南京屹信航天科技有限公司 | A kind of miniaturization ODU transmission channel module |
| CN109167602B (en) * | 2018-10-12 | 2023-05-02 | 南京屹信航天科技有限公司 | Miniaturized ODU emission channel module |
| CN113036348A (en) * | 2019-12-25 | 2021-06-25 | 深圳市大富科技股份有限公司 | Communication system and filter thereof |
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Application publication date: 20130911 |