CN202178372U - Combiner with coupling function - Google Patents
Combiner with coupling function Download PDFInfo
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- CN202178372U CN202178372U CN2011202763998U CN201120276399U CN202178372U CN 202178372 U CN202178372 U CN 202178372U CN 2011202763998 U CN2011202763998 U CN 2011202763998U CN 201120276399 U CN201120276399 U CN 201120276399U CN 202178372 U CN202178372 U CN 202178372U
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Abstract
The utility model discloses a combiner with a coupling function. The combiner is characterized by comprising a cavity (1) and a cover plate (2) on the cavity (1), wherein five filters mutually separated by separation walls are arranged in the cavity (1) and respectively are a CDMA (Code Division Multiple Access) uplink filter, a CDMA downlink filter, an RFID (Radio Frequency Identification Devices) filter, a TETRA (Trans European Trunked Radio) uplink filter and a TETRA downlink filter; five connectors arranged outside the cavity (1) respectively are a CDMA port (3), a CDMA coupling port (7), an RFID port (4), a TETRA port (5) and a public port (6); the CDMA port (3) is simultaneously connected with the CDMA unlink filter and the CDMA downlink filter; the RFID port (4) is connected with the RFID filter; the TETRA port (5) is simultaneously connected with input ends of the TETRA uplink filter and the TETRA downlink filter; the public port (6) is connected with a first public cavity (20) and a second public cavity (35); and the CDMA coupling port (7) is in space-coupling connection with the first public cavity (20).
Description
Technical field
The utility model is the network optimization product that belongs in electronic information and the mobile communication technology field, specifically is a kind of mixer that has coupling function.
Background technology
RFID full name is Radio Frequency Identification; The Chinese implication is a REID; Be a kind of automatic identification technology that begins to rise the nineties in 20th century, REID is the technology that the information utilizing radiofrequency signal to pass through space coupling (alternating magnetic field or electromagnetic field) the contactless information transmission of realization and pass through to be transmitted reaches identifying purpose.
CDMA full name is: Code-Division Multiple Access, Chinese implication is a code division multiple access, is a kind of advanced person's of in the digital mobile communication process, occurring in recent years radio spread spectrum communication technology.
TETRA full name is: Terrestrial Trunked Radio Chinese implication is land trunked radio; Digital clustering communication system is based on the professional GSM of digital tdma (TDMA) technology, and to be ETSI (ETS association) design, work out the open system of unified standard for the specialized department that satisfies European various countries to the needs of mobile communication in this system.
Coupler is the device of transmitted power between system.In microwave system, often need one road microwave power to be divided into several roads in proportion, power division problem that Here it is.It is coupler that the element of realizing this function is called the power division components and parts, mainly comprises: directional coupler, power divider and various microwave branch device.
In the internal home network optimization system, multiple network is simultaneous, and needs multiple combination of devices to use.Reduce the space in order to save cost, several kinds of signal system transmission tend to use mixer to make multiple signals merge into one road signal.And when power division, need insert the coupler transmission again.Therefore in this antenna-feedback system, this mixer is indispensable device.
The utility model content
The utility model is exactly in order to solve the internal home network optimization problem of several kinds of system signals, provide a kind of with three kinds of network signal Design of Filter on same cavity, and have the mixer of coupling function.
The described a kind of mixer that has coupling function of the utility model; Comprise the cover plate on cavity and the cavity; Inside cavity is provided with uses separated five filters of partition wall each other, is respectively CDMA upstream filter, CDMA downstream filter, RFID filter, TETRA upstream filter and TETRA downstream filter; Five are arranged on the outside joint of cavity is respectively CDMA port, CDMA coupling port, RFID port, TETRA port and public port; Wherein the CDMA port is connected with the CDMA downstream filter with the CDMA upstream filter simultaneously; The RFID port is connected with the RFID filter; The TETRA port is connected with the input of TETRA upstream filter with the TETRA downstream filter simultaneously, and public port is connected with first common cavity, second common cavity jointly; The CDMA coupling port links to each other with the coupling of the first common cavity space.
The CDMA upstream filter comprises five resonant cavitys that link to each other successively; I.e. first resonant cavity to the, five resonant cavitys; A resonant rod has been installed in the center of each resonant cavity; Wherein the resonant rod of first resonant cavity is connected with the CDMA port through coupled-wires, and the resonant rod of the 5th resonant cavity links to each other with first common cavity through the space coupling; And perceptual cross-couplings device is installed between second resonant cavity and the 4th resonant cavity.The CDMA downstream filter comprises four resonant cavitys that link to each other successively; I.e. the 6th resonant cavity to the nine resonant cavitys; A resonant rod has been installed in the center of each resonant cavity; Wherein the resonant rod of the 6th resonant cavity is connected with the CDMA port through coupled-wires, and the resonant rod of the 9th resonant cavity links to each other with first common cavity through the space coupling; And perceptual cross-couplings device is installed between the 6th resonant cavity and the 8th resonant cavity.Coupled-wires is that silver-jacketed wire is fixed on resonant rod and the joint with scolding tin.
The RFID filter comprises five resonant cavitys that link to each other successively; I.e. the tenth resonant cavity to the 14 resonant cavitys; A resonant rod has been installed in the center of each resonant cavity; Wherein the resonant rod of the tenth resonant cavity is connected with the RFID port through coupled-wires, and the resonant rod of the 14 resonant cavity links to each other with public port through coupled-wires.
The TETRA filter is divided into two filters of up-downgoing; The TETRA upstream filter comprises four resonant cavitys that link to each other successively; I.e. the 15 resonant cavity to the 18 resonant cavitys; A resonant rod has been installed in the center of each resonant cavity, and wherein the resonant rod of the 15 resonant cavity is connected with the TETRA port through coupled-wires, and the resonant rod of the 18 resonant cavity links to each other with second common cavity through the space coupling; And perceptual cross-couplings device is installed between the 16 resonant cavity and the 18 resonant cavity.The TETRA downstream filter comprises five resonant cavitys that link to each other successively; I.e. the 19 resonant cavity to the 23 resonant cavitys; A resonant rod has been installed in the center of each resonant cavity; Wherein the 19 resonant cavity resonant rod is connected with the TETRA port through coupled-wires, and the resonant rod of the 23 resonant cavity links to each other with second common cavity through the space coupling; And perceptual cross-couplings device is installed between the 21 resonant cavity and the 23 resonant cavity.
A resonant rod has respectively been installed in first common cavity and the second common cavity center, and resonant rod is connected with public port through coupled-wires.The CDMA coupling port and the first common cavity space are of coupled connections.
The utility model adopts the resonant cavity form, and utilization filter basic principle designs the cavity body filter that is applicable to CDMA, RFID and TETRA network signal respectively on the tow sides of same cavity.Whole cavity processes with aluminum and to inner electroplate.And the CDMA signal that can be coupled out is simplified power distribution system.Adopt above technology to make its technical indicator band suppress high outward, Insertion Loss is little, volume is little, be convenient to Installation and Debugging.Make the signal of three systems use same set of feeder system, improve the performance of whole system, strengthen the reliability of network, simplified the multisystem covering preferably, and be more suitable for the engineering construction application.It is little to make it become volume, in light weight, the communication network optimizing equipment that cost is low, practical.
Description of drawings
Fig. 1 is the planar structure sketch map of the utility model cavity;
Fig. 2 is the left view of the utility model,
Fig. 3 is the right view of the utility model.
Embodiment
The utility model adopts lumped parameter and distributed constant principle, according to technical indicator, in conjunction with Chebyshev's type Design of Bandpass principle.As shown in Figures 2 and 3, whole mixer comprises the cover plate 2 on cavity 1 and the cavity 1.There are five joints cavity 1 outside, is respectively CDMA port 3, RFID port 4, TETRA port 5, CDMA coupling port 7 and public port 6.Like Fig. 1, chamber, 1 inside are provided with five filters, are respectively that CDMA upstream filter, CDMA downstream filter move, RFID filter, TETRA upstream filter and TETRA downstream filter.
The CDMA filter is divided into two filters of up-downgoing; Upstream filter comprises five resonant cavitys that link to each other successively; I.e. first resonant cavity, 11 to the 5th resonant cavitys 15; A resonant rod 8 has been installed in the center of each resonant cavity, and first resonant rod is connected with CDMA port 3 through coupled-wires 9, and last resonant rod links to each other through the space coupling and links to each other with first common cavity 20.And between second resonant cavity 12 and the 4th resonant cavity 14 perceptual cross-couplings device is installed.Downstream filter comprises four resonant cavitys that link to each other successively; I.e. the 6th resonant cavity 16 to the 9th resonant cavitys 19; A resonant rod 8 has been installed in the center of each resonant cavity; First resonant rod is connected with the CDMA port through coupled-wires 9, and last resonant rod links to each other through the space coupling and links to each other with first common cavity 20.And between the 6th resonant cavity 16 and the 8th resonant cavity 18 perceptual cross-couplings device is installed.Coupled-wires is that silver-jacketed wire is fixed on resonant rod and the joint with scolding tin.Perception cross-couplings device is mounted in the tuning cross-line 36 on the cover plate.First common cavity 20 links to each other with the coupling of CDMA coupling port 7 spaces.
The RFID filter comprises five resonant cavitys that link to each other successively; I.e. the tenth resonant cavity the 21 to the 14 resonant cavity 25; A resonant rod 8 has been installed in the center of each resonant cavity; First resonant rod is connected with RFID port 4 through coupled-wires 9, and last resonant rod links to each other with public port 6 through coupled-wires 9.
The TETRA filter is divided into two filters of up-downgoing; Upstream filter comprises four resonant cavitys that link to each other successively; I.e. the 15 resonant cavity the 26 to the 18 resonant cavity 29; A resonant rod 8 has been installed in the center of each resonant cavity, and first resonant rod is connected with TETRA port 5 through coupled-wires, and last resonant rod links to each other through the space coupling and links to each other with second common cavity 35.And between the 16 resonant cavity 27 and the 18 resonant cavity 29 perceptual cross-couplings device is installed.Downstream filter comprises five resonant cavitys that link to each other successively; I.e. the 19 resonant cavity the 30 to the 23 resonant cavity 34; A resonant rod 8 has been installed in the center of each resonant cavity; First resonant rod is connected with TETRA port 5 through coupled-wires 9, and last resonant rod links to each other through the space coupling and links to each other with second common cavity 35.And perceptual cross-couplings device is installed between the 21 resonant cavity and the 23 resonant cavity.Coupled-wires 9 is that silver-jacketed wire is fixed on resonant rod and the joint with scolding tin.Perception cross-couplings device is mounted in the tuning cross-line 36 on the cover plate.
A resonant rod 8 has respectively been installed in first common cavity and the second common cavity center, and resonant rod is connected with public port 6 through coupled-wires 9.
Claims (6)
1. mixer that has coupling function; It is characterized in that: comprise the cover plate (2) on cavity (1) and the cavity (1); Cavity (1) inside is provided with uses separated five filters of partition wall each other, is respectively CDMA upstream filter, CDMA downstream filter, RFID filter, TETRA upstream filter and TETRA downstream filter; Five are arranged on the outside joint of cavity (1) is respectively CDMA port (3), CDMA coupling port (7), RFID port (4), TETRA port (5) and public port (6); Wherein CDMA port (3) is connected with the CDMA downstream filter with the CDMA upstream filter simultaneously; RFID port (4) is connected with the RFID filter; TETRA port (5) is connected with the input of TETRA upstream filter with the TETRA downstream filter simultaneously, and public port (6) is connected with first common cavity (20), second common cavity (35) jointly; CDMA coupling port (7) links to each other with the coupling of first common cavity (20) space.
2. the mixer that has coupling function according to claim 1; It is characterized in that: the CDMA upstream filter comprises five resonant cavitys that link to each other successively; Promptly first resonant cavity (11) is to the 5th resonant cavity (15); A resonant rod (8) has been installed in the center of each resonant cavity, and wherein the resonant rod of first resonant cavity is connected with CDMA port (3) through coupled-wires (9), and the resonant rod of the 5th resonant cavity links to each other with first common cavity (20) through the space coupling; And between second resonant cavity (12) and the 4th resonant cavity (14) perceptual cross-couplings device is installed.
3. the mixer that has coupling function according to claim 1; It is characterized in that: the CDMA downstream filter comprises four resonant cavitys that link to each other successively; Promptly the 6th resonant cavity (16) is to the 9th resonant cavity (19); A resonant rod (8) has been installed in the center of each resonant cavity, and wherein the resonant rod of the 6th resonant cavity is connected with CDMA port (3) through coupled-wires (9), and the resonant rod of the 9th resonant cavity links to each other with first common cavity (20) through the space coupling; And between the 6th resonant cavity (16) and the 8th resonant cavity (18) perceptual cross-couplings device is installed.
4. according to claim 1, the 2 or 3 described mixers that have coupling function; It is characterized in that: the RFID filter comprises five resonant cavitys that link to each other successively; Promptly the tenth resonant cavity (21) is to the 14 resonant cavity (25); A resonant rod (8) has been installed in the center of each resonant cavity, and wherein the resonant rod of the tenth resonant cavity is connected with RFID port (4) through coupled-wires (9), and the resonant rod of the 14 resonant cavity links to each other with public port (6) through coupled-wires (9).
5. according to claim 1, the 2 or 3 described mixers that have coupling function; It is characterized in that: the TETRA upstream filter comprises four resonant cavitys that link to each other successively; Promptly the 15 resonant cavity (26) is to the 18 resonant cavity (29); A resonant rod (8) has been installed in the center of each resonant cavity, and wherein the resonant rod of the 15 resonant cavity is connected with TETRA port (5) through coupled-wires, and the resonant rod of the 18 resonant cavity links to each other with second common cavity (35) through the space coupling; And between the 16 resonant cavity (27) and the 18 resonant cavity (29) perceptual cross-couplings device is installed.
6. according to claim 1, the 2 or 3 described mixers that have coupling function; It is characterized in that: the TETRA downstream filter comprises five resonant cavitys that link to each other successively; Promptly the 19 resonant cavity (30) is to the 23 resonant cavity (34); A resonant rod (8) has been installed in the center of each resonant cavity; Wherein the 19 resonant cavity resonant rod is connected with TETRA port (5) through coupled-wires (9), and the resonant rod of the 23 resonant cavity links to each other with second common cavity (35) through the space coupling; And perceptual cross-couplings device is installed between the 21 resonant cavity and the 23 resonant cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202763998U CN202178372U (en) | 2011-08-01 | 2011-08-01 | Combiner with coupling function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202763998U CN202178372U (en) | 2011-08-01 | 2011-08-01 | Combiner with coupling function |
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| CN202178372U true CN202178372U (en) | 2012-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011202763998U Expired - Fee Related CN202178372U (en) | 2011-08-01 | 2011-08-01 | Combiner with coupling function |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066027A (en) * | 2018-08-30 | 2018-12-21 | 安徽禄讯电子科技有限公司 | A kind of combining filtering branch apparatus |
| CN113036344A (en) * | 2019-12-25 | 2021-06-25 | 深圳市大富科技股份有限公司 | Communication device and filter thereof |
| CN113036361A (en) * | 2019-12-25 | 2021-06-25 | 深圳市大富科技股份有限公司 | Communication device and filter thereof |
| CN113036357A (en) * | 2019-12-25 | 2021-06-25 | 深圳市大富科技股份有限公司 | Filter and communication equipment |
| CN113054336A (en) * | 2019-12-27 | 2021-06-29 | 深圳市大富科技股份有限公司 | Communication device and filter thereof |
| CN113054335A (en) * | 2019-12-27 | 2021-06-29 | 深圳市大富科技股份有限公司 | Communication device and filter |
| CN113851802A (en) * | 2020-06-28 | 2021-12-28 | 大富科技(安徽)股份有限公司 | Filter and communication equipment |
-
2011
- 2011-08-01 CN CN2011202763998U patent/CN202178372U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066027A (en) * | 2018-08-30 | 2018-12-21 | 安徽禄讯电子科技有限公司 | A kind of combining filtering branch apparatus |
| CN109066027B (en) * | 2018-08-30 | 2020-05-05 | 安徽禄讯电子科技有限公司 | Combiner filtering branching device |
| CN113036344A (en) * | 2019-12-25 | 2021-06-25 | 深圳市大富科技股份有限公司 | Communication device and filter thereof |
| CN113036361A (en) * | 2019-12-25 | 2021-06-25 | 深圳市大富科技股份有限公司 | Communication device and filter thereof |
| CN113036357A (en) * | 2019-12-25 | 2021-06-25 | 深圳市大富科技股份有限公司 | Filter and communication equipment |
| CN113054336A (en) * | 2019-12-27 | 2021-06-29 | 深圳市大富科技股份有限公司 | Communication device and filter thereof |
| CN113054335A (en) * | 2019-12-27 | 2021-06-29 | 深圳市大富科技股份有限公司 | Communication device and filter |
| CN113851802A (en) * | 2020-06-28 | 2021-12-28 | 大富科技(安徽)股份有限公司 | Filter and communication equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20120328 Termination date: 20170801 |