CN108011650A - Combined type CDMA amplifying units - Google Patents
Combined type CDMA amplifying units Download PDFInfo
- Publication number
- CN108011650A CN108011650A CN201711220533.0A CN201711220533A CN108011650A CN 108011650 A CN108011650 A CN 108011650A CN 201711220533 A CN201711220533 A CN 201711220533A CN 108011650 A CN108011650 A CN 108011650A
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- CN
- China
- Prior art keywords
- cdma
- combined type
- downlink
- amplifying units
- radio frequency
- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15507—Relay station based processing for cell extension or control of coverage area
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Abstract
The present invention relates to a kind of combined type CDMA amplifying units, covered for CDMA signals in family room, simple and convenient it can be applied in family room on signal distributing system, combined type amplifying unit flexible combination that can be different from other, form signal distributing system in family room, it can directly power or distance host is fed, conveniently be taken applied to various in electric inconvenient environment, it is small to install simply.
Description
Technical field
Patent of the present invention is related to a kind of combined type CDMA amplifying units, more particularly to a kind of to be applied to CDMA letters in family room
Number covering scheme.
Background technology
Known tradition is in family room in the covering of CDMA signals, and the field strength of CDMA signals is too weak, signal distributions are uneven
The problems such as speech quality caused by meeting is poor, broken string, too strong signal strength can then have an impact health, therefore, suitable,
Uniform CDMA signal strengths are only most rational；
The covering of CDMA signals is using 1/2 feeder line, power splitter, the indoor distributed system scheme of coupler in traditional family room.
1/2 feeder line, power splitter, the indoor distributed system scheme of coupler according to the situation at scene, it is necessary to be designed meter
Calculate, it is necessary to which professional skill, also has the assembled in situ of 1/2 feeder head, covering antenna is influenced to make by finishing overhead metal component
Into the too big work that can also influence antenna of standing wave, coverage effect is influenced；
By the way of above furred ceiling, scene is sent out easily by other breakage in installation, influence after the completion of all constructions
Existing problem, it is difficult to modify, it is therefore desirable to which scene follow-up, spends many manpower and materials；
Many households not only need the covering of CDMA signals, it is also desirable to the signal covering of GSM, WIFI, DCS, using flexible
Combined type amplifying unit can be combined increase and decrease according to actual needs, and line construction can then share, and can save very much
Manpower and materials.
The content of the invention
The deficiency for aiming to overcome that the prior art of patent of the present invention, there is provided a kind of combined type CDMA amplifying units, should
Combined type CDMA amplifying units can be amplified and cover to CDMA signals, and combined type that can be different with other amplifies
Unit is used in mixed way, and installation is simple, easy to maintenance；
Technical solution is used by patent of the present invention solves its technical problem：
Since CDMA is the operating mode of frequency division, host sends the combined type of the combined formula CDMA amplifying units of CDMA downlink signals
CDMA amplifying units enter coupler with host radio frequency connector, are then sent into radio frequency list from coupler and radio frequency unit connector
Member, the duplexer through radio frequency unit enter this radio frequency link of downlink amplification, and the CDMA downlink signals through downlink amplification export
To microstrip antenna, be then transmitted in the air through microstrip antenna, cover and specify region, at the same downlink output detection can detect through
The CDMA downlink signals of downlink amplification, are sent to microprocessor, the result calculated is sent to output by microprocessor by testing result
Level indicating lamp is shown；
Microstrip antenna receives the uplink signal of mobile phone, this radio frequency link of uplink amplification is entered through duplexer, amplified
CDMA uplink signals are sent into coupler through duplexer, then send master back to from combined type CDMA amplifying units and host radio frequency connector
Machine；
Combined type CDMA amplifying units using can directly DC+5V power supplies, DC+7V ~+36V direct current supplys, DC feedback power etc. three
Kind powering mode, and other combined type amplifying units can be powered at the same time, it is single amplifying with other combined types
When member is combined work, it can be powered by combined type CDMA amplifying units are unified, convenient management and reduction power consumption；
Direct DC+5V power supplies are then without feed element and power module, directly to radio frequency unit, output level indicator light, micro-
Processor is powered, while can give other to other combined type amplifying units power supply connector by combined type CDMA amplifying units
Combined type amplifying unit is powered, and+7V ~+36V direct current supplys are then without feed element, by giving radio frequency list after power module voltage stabilizing
Member, output level indicator light, microprocessor power supply, while can be amplified by combined type CDMA amplifying units to other combined types
Unit is powered, and DC feedback power supply is then that feed element obtains host from combined type CDMA amplifying units and host radio frequency connector
The DC feedback of feeding, to radio frequency unit, output level indicator light, microprocessor power supply after power module voltage stabilizing, while can
To power to other combined type amplifying units.
The beneficial effect of patent of the present invention is：
Patent of the present invention is related to a kind of combined type CDMA amplifying units, is covered for CDMA signals in family room, can be simply square
Just it is applied in family room on signal distributing system, can works from different combined type amplifying unit flexible combinations, form house
Front yard indoor signal compartment system, can directly power or distance host is fed, convenient to be taken applied to various in electric inconvenient environment, body
The small installation of product is simple.
Brief description of the drawings
Fig. 1 is the structural principle frame diagram of patent portfolios formula CDMA amplifying units of the present invention.
Annex is numbered
1st, combined type CDMA amplifying units；10th, coupler；101st, combined type CDMA amplifying units and host radio frequency connector；
102nd, combined type CDMA amplifying units and other combined type amplifying unit radio frequency connectors；103rd, coupler and radio frequency unit connect
Mouthful；11st, radio frequency unit；111st, duplexer；112nd, uplink is amplified；113rd, downlink is amplified；114th, duplexer；115th, downlink exports
Detection；117th, radio frequency unit and microstrip antenna connector；12nd, microstrip antenna；13rd, output level indicator light；14th, microprocessor；
15th, feed element；16th, power module；161st, combined type CDMA amplifying units supply to be electrically connected to other combined type amplifying units
Mouthful.
Embodiment
To make the objects and advantages of patent of the present invention clearer, below in conjunction with the accompanying drawings 1 and embodiment to patent of the present invention
It is described in further detail；
Patent of the present invention is a kind of combined type CDMA amplifying units, including a coupler 10, for being connected with host, by coupling
The degree of coupling of device, the downlink signal and uplink signal is transmitted to host that receiving host transmission comes, a radio frequency unit 11, is used
To amplify uplink signal and downlink signal, and the output of downlink signal is carried out detection, be sent to microprocessor 14, a micro-strip
Antenna 12, for receiving and sending CDMA signals, an output level indicator light 13, for display output CDMA signals it is strong
Degree, a microprocessor 14, for handling the rectified signal that downlink exports, controls output level indicator light, a feedback
Electric unit 15, for obtaining the direct current that host feeding comes, a power module 16, sends straight for voltage stabilizing feed element 15
Galvanic electricity, powers to radio frequency unit 11, microprocessor 14 and to other combined type amplifying units；
The inside of radio frequency unit 11 includes duplexer 111, uplink amplification 112, downlink amplification 113, duplexer 114, downlink output inspection
Ripple 115, CDMA are uplink and downlink alien frequencies, and uplink and downlink signals can be made to be divided into corresponding uplink amplification 112 respectively with duplexer
Or downlink amplification 113, downlink output detection 115 detects the signal level of 113 output of downlink amplification, is sent to microprocessor 14, micro-
Handling result is sent to output indicator 13 and is shown by processor 14；
Embodiment, CDMA are the operating modes of frequency division, the combined formula CDMA amplifying units 1 of CDMA downlink signals that host is sent
Combined type CDMA amplifying units enter coupler 10 with host radio frequency connector 101, are then connected from coupler with radio frequency unit
Mouth 103 is sent into radio frequency units 11, this CDMA downlink signal enters this radio frequency link of downlink amplification 113, quilt through duplexer 111
The CDMA downlink signals of 113 amplification of downlink amplification are output to microstrip antenna 12 through duplexer 114, are then launched by microstrip antenna 12
To aerial, the specified region of covering, while downlink output detection 115 can detect the CDMA downlinks letter through 113 amplification of downlink amplification
Number, testing result is sent to microprocessor 14, the result calculated is sent to output level indicator light 13 and carried out by microprocessor 14
Display；
Mobile phone send CDMA uplink signals received by microstrip antenna 12, through duplexer 114 enter uplink amplification 112 this penetrate
Frequency link, is amplified, amplified CDMA uplink signals pass through duplexer 111, by coupler and radio frequency by uplink amplification 112
Unit connector 103 is sent into coupler 10, then sends master back to from combined type CDMA amplifying units and host radio frequency connector 101
Machine；
Combined type CDMA amplifying units 1 using can directly DC+5V power supplies, DC+7V ~+36V direct current supplys, DC feedback power etc.
Three kinds of powering modes, and the combined type amplifying unit different to other being powered at the same time, with other combined types
When amplifying unit is combined work, it can be powered by combined type CDMA amplifying units 1 are unified, convenient management and reduction work(
Consumption；
Direct DC+5V power supplies then without feed element 15 and power module 16, are indicated directly to radio frequency unit 11, output level
Lamp 13, microprocessor 14 are powered, while can be supplied to be electrically connected to other combined type amplifying units by combined type CDMA amplifying units
Interface 161 is powered to other combined type amplifying units, and+7V ~+36V direct current supplys are then without feed element 15, by power module
Power, while can be put by combined type CDMA to radio frequency unit 11, output level indicator light 13, microprocessor 14 after 16 voltage stabilizings
The big unit combined type amplifying unit power supply different to other to other combined type amplifying units power supply connector 161, direct current feedback
Electricity power supply is then the direct current that feed element 15 obtains host feeding from combined type CDMA amplifying units and host radio frequency connector 101
Feed, powers after 16 voltage stabilizing of power module to radio frequency unit 11, output level indicator light 13, microprocessor 14, while can be with
Amplified by the combined type CDMA amplifying units combined type different to other to other combined type amplifying units power supply connector 161
Unit is powered；
In conclusion a kind of combined type CDMA amplifying units of patent of the present invention, in family room in the covering of CDMA signals, solve by
In speech quality caused by CDMA signals are weak, signal distributions are uneven is bad, broken string the problems such as, at the same can with flexible combination other
Combined type amplifying unit, such as combined GSM amplifying unit, combined type WIFI amplifying units, combined type DCS amplifying units etc.,
Family room's subsystem of multi-signal is formed, solves the problems, such as that other wireless signals are weak, signal distributions are non-uniform, can be installed on
In 172*86 walls dress panel, panel itself has 4 corresponding iInstalling bayonets, and various combined type amplifying units can be installed according to demand；
The characteristics of combined type CDMA amplifying units one is：Intensity rationally radiates small, and signal distributions are uniformly strong and weak visible；
The characteristics of combined type CDMA amplifying units two is：Antenna uses built-in microstrip antenna, practical, beautiful without external antenna
See, stable, effect is good；
The characteristics of combined type CDMA amplifying units three is：Without calculating the loss of link, coupler, power splitter, without design
Calculate, construction is simple is convenient；
Therefore the interior point of 1/2 feeder line of use traditional in the covering of CDMA signals in family room, power splitter, coupler can be substituted
Distribution system.
Claims (4)
1. a kind of combined type CDMA amplifying units, it is characterized in that：Including a coupler（10）, for being connected with host, by coupling
The degree of coupling of clutch, the downlink signal and uplink signal is transmitted to host, a radio frequency unit that receiving host transmission comes
（11）, for amplifying uplink signal and downlink signal, and amplified downlink signal is carried out detection, is sent to microprocessor
（14）, a microstrip antenna（12）, for receiving and sending CDMA signals, an output level indicator light（13）, for showing
The CDMA signal strengths of output, a microprocessor（14）, for handling downlink output rectified signal, control output electricity
Flat indicator light, a feed element（15）, for obtaining the direct current that host feeding comes, a power module（16）, for steady
Voltage feed unit（15）The direct current sent, to radio frequency unit（11）, microprocessor（14）And other different combined types are put
Big unit is powered；Radio frequency unit（11）Inside includes duplexer（111）, uplink amplification（112）, downlink amplification（113）, duplexer
（114）, downlink output detection（115）, since CDMA is uplink and downlink alien frequencies, uplink and downlink signals can be made to separate respectively with duplexer
Amplify into corresponding uplink（112）Or downlink amplification（113）, downlink output detection（115）Detect downlink amplification（113）Output
Amplified signal level, be sent to microprocessor（14）, microprocessor（14）Handling result is sent to output indicator（13）
Shown；Embodiment, CDMA are the operating modes of frequency division, and the combined formula CDMA amplifications of the CDMA downlink signals that host is sent are single
The combined type CDMA amplifying units of member 1 and host radio frequency connector（101）Into coupler（10）, then from coupler with penetrating
Frequency unit connector（103）It is sent into radio frequency unit（11）, this downlink signal is through duplexer（111）Amplify into downlink（113）'s
This radio frequency link, amplifies through downlink（113）The CDMA downlink signals of amplification are through duplexer（114）It is output to microstrip antenna
（12）, then by microstrip antenna（12）It is transmitted to aerial, the specified region of covering, while downlink output detection（115）It can detect
Amplify to through downlink（113）The CDMA downlink signals of amplification, microprocessor is sent to by testing result（14）, microprocessor（14）Will
The result calculated is sent to output level indicator light（13）Shown；
The CDMA uplink signals that mobile phone is sent are by microstrip antenna（12）Receive, through duplexer（114）Amplify into uplink（112）'s
This radio frequency link, is amplified by uplink（112）It is amplified, amplified CDMA uplink signals pass through duplexer（111）, by coupling
Clutch and radio frequency unit connector（103）It is sent into coupler（10）, then connect from combined type CDMA amplifying units and host radio frequency
Interface（101）Send host back to；Combined type CDMA amplifying units using can directly DC+5V power supplies, DC+7V ~+36V direct current supplys, directly
Three kinds of powering modes such as current feed power supply, and the combined type amplifying unit different to other being powered at the same time, with
When other different combined type amplifying units are combined work, it can be powered by combined type CDMA amplifying units are unified, it is convenient
Management and reduction power consumption；Direct DC+5V power supplies are then without feed element（15）And power module（16）, directly to radio frequency list
Member（11）, output level indicator light（13）, microprocessor（14）Power supply, while it can be given by combined type CDMA amplifying units
His combined type amplifying unit power supply connector（161）The combined type amplifying unit power supply different to other ,+7V ~+36V direct currents supply
It is electric then without feed element（15）, by power module（16）Radio frequency unit is given after voltage stabilizing（11）, output level indicator light（13）、
Microprocessor（14）Power supply, while other combined type amplifying units power supply connector can be given by combined type CDMA amplifying units
（161）The combined type amplifying unit power supply different to other, DC feedback power supply is then feed element（15）From combined type CDMA
Amplifying unit and host radio frequency connector（101）The DC feedback of host feeding is obtained, through power module（16）Penetrated after voltage stabilizing
Frequency unit（11）, output level indicator light（13）, microprocessor（14）Power supply, while combined type CDMA amplifying units can be passed through
Give other combined type amplifying units power supply connector（161）The combined type amplifying unit power supply different to other.
2. a kind of combined type CDMA amplifying units according to claim 1, it is characterized in that：Intensity rationally radiates small, system
Stablize, signal distributions are strong and weak uniformly, can use the intensity of output level indicator light display output CDMA signals.
3. a kind of combined type CDMA amplifying units according to claim 1, it is characterized in that：Antenna uses built-in micro-strip day
Line, without external antenna.
4. a kind of combined type CDMA amplifying units according to claim 1, it is characterized in that：Without calculate link, coupler,
The loss of power splitter, it is convenient without design, construction is simple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711220533.0A CN108011650A (en) | 2017-11-29 | 2017-11-29 | Combined type CDMA amplifying units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711220533.0A CN108011650A (en) | 2017-11-29 | 2017-11-29 | Combined type CDMA amplifying units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108011650A true CN108011650A (en) | 2018-05-08 |
Family
ID=62054561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711220533.0A Withdrawn CN108011650A (en) | 2017-11-29 | 2017-11-29 | Combined type CDMA amplifying units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108011650A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108011658A (en) * | 2017-11-30 | 2018-05-08 | 泉州凯杰科技有限公司 | Combined GSM amplifying unit |
-
2017
- 2017-11-29 CN CN201711220533.0A patent/CN108011650A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108011658A (en) * | 2017-11-30 | 2018-05-08 | 泉州凯杰科技有限公司 | Combined GSM amplifying unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180508 |
|
| WW01 | Invention patent application withdrawn after publication |