KR20070084716A - Rf module for mobile basestation - Google Patents

Abstract

An RF processing apparatus in a base station is provided to save manufacturing cost, reduce the whole size of a base station, and improve the efficiency of arrangement by installing all the elements in a certain case and integrating them in a single unit type. An RF processing apparatus in a base station consists of a control unit(180), a power unit(190), an HPA(High Power Amplifier)(140), an LPF(Low Pass Filter)(170), an LNA(Low Noise Amplifier)(150), a BPF(Band Pass Filter)(160), the first antenna(111), and the second antenna(112). The control unit(180), the power unit(190), the HPA(140), the LPF(170), the LNA(150), and the BPF(160) are installed in the internal space of a case(200). At the front of the case(200), the first antenna(111) and the second antenna(112) are connected and formed. The HPA(140) and the LPF(170) are arranged in a line at the central portion of the internal space of the case(200). The control unit(180), the power unit(190), and the LNA(150) are arranged at the front side of the case(200). The BPF(160) is arranged at the rear side of the case(200). The LAN(150) and the power unit(190) are arranged in a line on the upper side of the control unit(180). At the front of the case(200), various ports are formed. A radiation plate is installed at the back of the case(200).

Description

Radio processing apparatus for base station {RF module for mobile basestation}

Figure 1 is a block diagram showing the functional separation of the internal configuration of the conventional radio unit for the base station.

2 is a view for explaining the separation module structure of the radio processing apparatus 10 shown in FIG.

Figure 3 is a block diagram showing the functional separation of the internal configuration of the base station wireless processing apparatus 100 according to the present invention.

Figure 4 is a view showing a front surface of the case 200 of the base station wireless processing apparatus 100 according to the present invention.

Figure 5 is a view showing the back of the case 200 of the base station radio processing apparatus 100 according to the present invention.

Figure 6 is a view showing the side of the case 200 of the base station wireless processing apparatus 100 according to the present invention.

7 and 8 are views for explaining the arrangement of the components of the base station radio processing apparatus 100 according to the present invention.

******* Brief description of the main parts of the drawing *******

100: wireless processing device, 110: antenna,

120: communication port, 130: display unit,

140: high power amplifier (HPA), 150: low noise amplifier (LNA),

160: band pass filter (BPF), 170: low pass filter (LPF),

180: control means, 190: power supply means,

200: case.

The present invention relates to a radio processing apparatus for a base station which can reduce the manufacturing cost and simplify the size by integrating the radio processing apparatus separated into a plurality of modules into one apparatus.

In general, a mobile communication system performs wireless communication with a wireless terminal through a base station, thereby providing a service through a wireless terminal to a user.

Here, the base station is generally composed of a wireless unit for performing wireless communication with the wireless terminal and a control unit for controlling the overall operation of the base station.

As shown in FIG. 1, the wireless unit for the base station typically provides a wireless processing apparatus 10 that performs wireless communication with a wireless terminal, and converts a signal applied from the control unit to the wireless processing apparatus 10. In addition, the transceiver 20 is configured to down-convert the signal applied from the wireless processing apparatus 10 and provide it to the control unit.

In addition, the wireless processing apparatus 10 provides a high power amplifier (HPA) 11 for amplifying and outputting a signal applied from the transceiver 20 and a signal amplified and output from the duplexer 13 to the transceiver 20. In addition to the first low-noise amplifier (1 LNA, 12), the high power amplifier (HPA, 11) through the low pass filter (LPF, 14) and the first antenna 15, and transmits the radio, Outputting only the received signal from the signal applied from the duplexer 13 and the second antenna 16 which provide the signal applied from the low pass filter 14 to the first low noise amplifier (first LNA) 12 from (15). A filter 17 and a second low noise amplifier (second LNA, 18) for low noise amplifying the received signal applied from the filter 17 and providing it to the transceiver 20 are provided.

At this time, the radio processing apparatus 10 of the above-described configuration is usually composed of three independent modules. That is, the wireless processing apparatus 10 includes a first module M1 including a high power amplifier HPA 11, a first low noise amplifier 1 LNA 12, and a duplexer 13 as shown in FIG. 2. And a second module (M2) comprising a low pass filter (14) and a first antenna (15), and a second antenna (16) and a filter (17) and a second low noise amplifier (second LNA, 18). It is composed of a third module (M3). Here, between each module and the transceiver 20 is coupled via a predetermined cable (C). Each of the modules has a control unit 10a for driving control of the corresponding module, a power supply unit 10b for providing a predetermined driving power, and a predetermined interface for communicating with an external device through a cable. 10c).

As described above, each module having the same device brings about a problem of increasing the size and price of each module. In addition, there is a problem that the size of the device of the base station as a whole increases the factor to reduce the device deployment efficiency.

In addition, in the configuration of the base station of the above configuration, signal transmission through a cable having a predetermined length or more may cause transmission loss, which may cause a problem of deterioration of signal transmission quality of the base station. In order to compensate for the signal transmission quality, there may be a method of providing a predetermined signal amplification means in each module, but this causes a problem of increasing the price of the device and increasing the size of the device.

The present invention has been made in view of the above circumstances, and provides a base station radio processing apparatus that enables the radio processing apparatus constituting the base station into a single module, thereby miniaturizing the device and improving the price competitiveness. Has its technical purpose.

Wireless processing apparatus for a base station according to the present invention for achieving the above object is a control means and a power supply means, a high power amplifier, a low pass filter, a low noise amplifier, and a band pass filter is mounted in the interior space of the case, the front of the case In the radio processing apparatus for a base station configured by combining the first and second antennas, the high output amplifier and the low pass filter is arranged in a central portion inside the case, the control means, the power supply means and the low noise amplifier is the front of the case It is disposed on the side, the band pass filter is arranged on the rear side of the case, the control means and the power means are arranged in a line on the upper surface of the low noise amplifier, the case is a front for communicating with an external device A communication port, a power port, and an antenna coupling port are provided, and a heat sink for heat dissipation is formed on the rear side. It is characterized in that the configuration.

Further, in the base station radio processing apparatus, the low pass filter is disposed above the high power amplifier, and the first antenna is coupled to an upper side of the front of the case to be communicatively coupled with a band pass filter through the low pass filter. The second antenna is coupled to the front lower side of the case, characterized in that configured to be communicatively coupled with the bandpass filter.

In addition, the base station of the wireless processing device, characterized in that the front of the case is provided with a display for displaying the operation state of the wireless processing device.

That is, according to the above, by mounting the components of the base station radio processing apparatus inside a predetermined case and constructing an integrated structure, the manufacturing efficiency can be reduced due to the elimination of the same components as well as the overall size of the base station can be simplified to reduce the deployment efficiency. It is possible to obtain the effect of improving the.

Hereinafter will be described an embodiment according to the present invention.

Figure 3 is a block diagram showing the functional separation of the internal configuration of the base station wireless processing apparatus 100 according to the present invention.

As shown in FIG. 3, the wireless processing apparatus 100 for a base station according to the present invention includes an antenna 110, a communication port 120, a display unit 130, a high output amplifier 140, a low noise amplifier 150, and a band. A pass filter 160, a low pass filter 170, the control means 180, the power supply means 190 is provided.

Here, the antenna 110 includes a first antenna 111 for performing a wireless terminal and a wireless transmission and reception process, and a second antenna 112 for performing a wireless reception process with a wireless terminal. The first antenna 111 is coupled to the bandpass filter 160 through the low pass filter 170, and the second antenna 112 is directly coupled to the bandpass filter 160.

In addition, the communication port 120 includes a serial port 121 for communicating with a predetermined external device and a transmission port 122 for communicating with the transceiver 20.

In addition, the display unit 130 is for displaying and outputting an operating state of the wireless processing apparatus, and is configured as a light emitting device that emits red or green light according to the operating state. In this case, a plurality of light emitting devices may be provided to correspond to the state monitoring type of the wireless processing apparatus.

In addition, the high output amplifier 140 amplifies a predetermined level of the transmission signal provided through the control means 180 and provides it to the band pass filter 160.

In addition, the low noise amplifier 150 low-noise amplifying the signal received from the band pass filter 160 to provide to the control means 180.

In addition, the band pass filter 160 provides a transmission signal applied from the high power amplifier 140 to the first antenna 111 through the low pass filter 170, and from the first and second antennas 111 and 112. The received signal is applied to the low noise amplifier 150.

In addition, the power supply means 190 provides a predetermined driving power supply (Vcc) to each of the above-described components. At this time, the power supply means 190 is provided with a power coupling port 191 for receiving external power, the power supply means 190 is a DC voltage of a predetermined level to the AC voltage provided from the power coupling port 191 It will be converted into and provided to each component.

On the other hand, the radio processing apparatus 100 of the above-described configuration according to the present invention is to be configured integrally, the structure will be described below.

4 to 8 are views showing the configuration of the base station wireless processing apparatus 100 according to the present invention. In particular, Figures 4 to 6 show the external appearance of the wireless processing apparatus 100, Figure 4 shows the front of the wireless processing apparatus 100, Figure 5 shows the rear surface of the wireless processing apparatus 100. 6 illustrates a side view of the wireless processing apparatus 100. 7 is a view for explaining an internal arrangement of the base station radio processing apparatus 100, and FIG. 8 shows a cross section of the radio processing apparatus 100. As shown in FIG.

As shown, the base station wireless processing apparatus 100 according to the present invention has the control unit 180 and the power supply unit 190, a high power amplifier (HPA, 140), a low pass inside the case 200 having a predetermined space The filter LPF 170, the low noise amplifier LNA 150, and the band pass filter BPF 160 are mounted. At this time, the components mounted inside the case 200 are not shown, but are coupled through a predetermined cable, the communication coupling relationship is as shown in FIG.

In addition, the case 200 is configured by forming a cover 201, the upper surface of which is open so that the component can be accommodated in an inner space. In addition, a heat sink 202 is provided on a rear surface of the case 200 to easily radiate heat generated by components disposed inside the case 200, in particular, the high power amplifier 140 and the low noise amplifier 150 to the outside. Formed and configured.

In addition, the case 200 includes a serial port 121, a transmission port 122, a display unit 130, and a power port 191 on its front surface. Here, the serial port 121 and the transmission port 122 is coupled to the control means 180, the serial port 121 is composed of a control port 121A for transmitting and receiving control signals, and a debugging port 121B Can be. In addition, the front surface of the case 200 is provided with first and second antenna coupling parts 203A and 203B and a handle 204 for fastening with the first and second antennas 111 and 112. In this case, the first antenna combiner 203A is coupled to the low pass filter 170, and the second antenna combiner 203B is coupled to the bandpass filter 160.

Meanwhile, a high power amplifier 140 and a low pass filter 140 are disposed in the inner center of the case 200. The control unit 180, the power supply unit 190, and the low noise amplifier 150 are disposed near the front of the case 200, and the band pass filter 160 is disposed near the rear of the case 200. Here, the control means 180 is disposed close to the front of the case 200 by minimizing the distance to the various communication ports 120 disposed on the front of the case 200, to minimize the signal quality degradation according to the transmission distance will be.

In addition, the low pass filter LPF 170 is disposed above the high power amplifier HPA 140. In addition, the first antenna coupling unit 203A is coupled to the radio terminal and the first antenna 111 for performing radio transmission / reception processing. The first antenna coupling unit 203A is disposed above the front surface of the case 200 and has a low pass filter (LPF, 170). Combined with. This is arranged to minimize the transmission distance between the low pass filter (LPF, 170) and the first antenna 111 in consideration of the transmission loss according to the transmission distance. At this time, the second antenna coupling unit 203B is disposed below the front surface of the case 200 and is coupled to the band pass filter (BPF) 150.

In addition, the low noise amplifier (LNA, 150) is disposed under the control means 180 and the power supply means 190, which is arranged by placing the low noise amplifier (LNA, 150) close to the heat sink 202, low noise amplifier (LNA, This is to easily discharge the heat generated in 150) to the outside. At this time, the entirety or the rear surface of the case 200 may be made of a metal material having good thermal conductivity, so that heat inside the case 200 may be easily conducted to the heat sink 202.

That is, in the present invention, in the integrated structure by mounting the components of the base station radio processing apparatus in a predetermined case, in consideration of signal transmission efficiency, the control means is arranged on the front side of the case having various coupling ports, The high power amplifier and the low noise amplifier generating high heat are configured to be disposed on the back side of the case in which the heat sink is formed.

Therefore, the radio processing apparatus for the base station according to the present invention can reduce the manufacturing cost by removing the same components, as well as improve the deployment efficiency by simplifying the premise size of the base station.

In addition, the present invention is not limited to the above embodiments, and various modifications can be made without departing from the technical spirit of the present invention.

As described above, the components of the base station radio processing apparatus are mounted in a single case to form an integrated structure, thereby reducing the manufacturing cost due to the elimination of the same components and simplifying the overall size of the base station, thereby improving the deployment efficiency. The effect of improvement can be obtained.

Claims (3)

A control unit, a power supply unit, a high power amplifier, a low pass filter, a low noise amplifier, and a band pass filter are mounted in the inner space of the case, and the base station wireless processing apparatus is configured by combining the first and second antennas on the front of the case. To The high power amplifier and the low pass filter are arranged in a central portion inside the case, the control means, the power supply means and the low noise amplifier are arranged on the front side of the case, and the band pass filter is arranged on the rear side of the case. The low noise amplifier and the power supply means are arranged in line on the upper surface of the control means, The case is provided with a communication port, a power port and an antenna combination port for communicating with an external device on the front side, and a heat sink for heat dissipation is formed on the back side of the base station wireless processing apparatus. The method of claim 1, The low pass filter is disposed above the high power amplifier, The first antenna is coupled to the front upper side of the case and communicatively coupled to the band pass filter through the low pass filter, And the second antenna is coupled to the front lower side of the case so as to be communicatively coupled to the band pass filter. The method according to claim 1 or 2, And a display unit for displaying the operation state of the wireless processing device on the front of the case.

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