CN2788493Y - 3G mobile communication shift frequency repeater - Google Patents
3G mobile communication shift frequency repeater Download PDFInfo
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- CN2788493Y CN2788493Y CNU2004201173688U CN200420117368U CN2788493Y CN 2788493 Y CN2788493 Y CN 2788493Y CN U2004201173688 U CNU2004201173688 U CN U2004201173688U CN 200420117368 U CN200420117368 U CN 200420117368U CN 2788493 Y CN2788493 Y CN 2788493Y
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Abstract
The utility model relates to a 3G mobile communication frequency shift repeater station, which is characterized in that the utility model comprises a mobile communication base station transceiver BTS arranged inside a machine room, a terminal machine (A) of the frequency shift repeater station, a transmitting antenna connected with the terminal machine (A), a terminal machine (B) of the frequency shift repeater station, a receiving antenna, and a local transmitting antenna connected with the terminal machine (B), wherein the terminal machine (A) of the frequency shift repeater station is connected with an output terminal of a BTS radio frequency, the terminal machine (B) of the frequency shift repeater station is positioned on a far end, and the receiving antenna is connected with the terminal machine (B). The utility model supports a third generation mobile communication system WCDMA and CDMA 2000, has downlink operating frequency of 2110 to 2170 Mhz and uplink operating frequency of 1920 to 1980 Mhz. The utility model is favorable for realizing quick network setup and the investment cost reduction of the network for a user, and makes the capacity of every base station sufficiently exerted so as to obtain more extensive coverage.
Description
Affiliated technical field
The utility model relates to a kind of 3G mobile communication frequency-shift repeater.
Background technology
Main in the world public correspondence net such as GSM, CDMA etc. all adopt honeycomb, and all building cellular basestation in each department not only needs a large amount of funds, and the networking cycle is also very long.One cover base station equipment only is equipped with a cover transmitting antenna, and this obviously is unaccommodated for the less rural area of telephone traffic or the communications service construction of the main lines of communication such as railway, highway.
Summary of the invention
The purpose of this utility model is that a kind of 3G mobile communication frequency-shift repeater will be provided, and it helps the user realizes quick networking and reduce the network investment cost, and each base station capacity is fully played, and obtains more wide covering.
The utility model is to constitute like this, it is characterized in that: it comprises the mobile communication base station transceiver BTS that is placed in the machine room, the frequency-shift repeater terminal (A) that is connected with the BTS radio-frequency (RF) output end and the transmitting antenna that is connected with terminal (A), the frequency-shift repeater terminal (B) that is positioned at far-end and reception antenna that is connected with terminal (B) and the local transmitting antenna that is connected with terminal (B).
During work, one side the utility model can be sent out by the master of base station transceiver, the main antenna of receiving carries out transmitting and receiving of mobile communication signal, simultaneously on the other hand, can carry out transmitting and receiving of mobile communication by the exterior aerial of long-range frequency-shift repeater again, thereby realize more wide covering.
Than existing base station device, remarkable advantage of the present utility model is:
1, helps the covering of the signal of communication of giving full play to and realize the remote cell territory of each base station capacity, thereby reduce customer investment.
2, the outdoor equipment investment is little, and instant effect is set up 3G network fast for new operator advantage is provided.
Below in conjunction with drawings and Examples the utility model is specifically described.
Description of drawings
Fig. 1 is a normal cellular networking network structure.
Fig. 2 is the networking network structure of the utility model embodiment one.
Fig. 3 is the theory diagram of the utility model embodiment one.
Fig. 4 is the networking network structure of the utility model embodiment two.
Fig. 5 is the theory diagram of the utility model embodiment two.
Shown in Fig. 2,3, the structural feature of the utility model embodiment one is:
(1) frequency-shift repeater terminal (A) is to be connected in direct-coupled mode with the radio-frequency (RF) output end that is placed on the mobile communication base station transceiver BTS in the machine room.
(2) described mobile communication base station is WCDMA or CDMA2000 base station, terminal (A) comprises frequency converter module, crystal oscillator, duplexer, filter, power amplifier module, low noise amplifier module etc., the radio frequency signal frequency of base station output is 2110-2170MHz, be input to the duplexer of frequency-shift repeater terminal (A) through main sending out/main receipts coupler, output to the frequency converter module again, received signal is carried out frequency inverted, be input to power amplifier after the filtering and carry out being sent to frequency-shift repeater terminal (B) by the on-air radio transmission link after the power amplification; Frequency-shift repeater terminal (A) receives the frequency-shift signaling of being passed back by frequency-shift repeater terminal (B) simultaneously, after the amplification by low noise amplifier, frequency inverted through the frequency converter module becomes primary signal again, sends out/main receiving end and diversity reception end by duplexer input WCDMA or CDMA2000 BTS master again.
(3) described terminal (B) includes frequency converter module, crystal oscillator, high-power linear amplifier, low noise amplifier, filter and duplexer etc., terminal (B) becomes primary signal by the frequency inverted of frequency converter module with the frequency-shift signaling that receives after duplexer is input to the low noise amplifier amplification filtering, amplify output by high-power linear amplifier PA after the filtering then, pass through transmission antennas transmit; The radio frequency signal frequency of mobile phone terminal emission simultaneously is 1920-1980MHz, terminal (B) antenna by the repeater receives, pass through duplexer, carry out frequency inverted by the frequency converter module again after amplifying by low noise amplifier again and become frequency-shift signaling, output to reception antenna by the power amplifier amplification through duplexer after the filtering, send back frequency-shift repeater terminal (A) by the on-air radio transmission link then.
(4) transmitting of base station adopted the mode of different frequency skew with transmitting of mobile phone terminal, adopt the on-air radio transmission link to transmit.
(5) transmitting power of described mobile communication frequency-shift repeater terminal (B) is 0.1---20 watts, described shift frequency frequency frequency range is between the 1.5-2.3GHz.
As shown in Figure 3, the operation principle of the utility model embodiment one is:
Down link (base station is to mobile phone): the radiofrequency signal 2110-2170MHz of base station output, be input to the terminal (A) (the straight-through end signal of coupler connects antenna and carries out this locality covering) of RF direct amplifying station through coupler, terminal (A) carries out frequency inverted with coupled signal, is sent to terminal (B) by the on-air radio transmission link then; The signal of terminal (B) after with the shift frequency that receives becomes primary signal again by frequency inverted, amplifies output by high-power linear amplifier then, realizes that by the antenna emission downstream signal covers.
Up link (mobile phone is to the base station): mobile phone terminal output radiofrequency signal 1920-1980MHz, terminal (B) antenna by the repeater receives, by carrying out the signal after frequency inverted becomes shift frequency after the low noise amplification again, send terminal (A) back to by the on-air radio transmission link then; Terminal (A) carries out sending the base station back to after the frequency inverted.
Frequency translation: described shift frequency frequency frequency range is between the 1.5-2.3GHz.
Shown in Fig. 4,5, the structural feature of the utility model embodiment two is:
(1) described frequency-shift repeater terminal (A) and the radio-frequency (RF) output end that is placed on the mobile communication base station transceiver BTS in the machine room are that mode with Radio Link is connected.
(2) described mobile communication base station is WCDMA or CDMA2000 base station, terminal (A) comprises frequency converter module, crystal oscillator, duplexer, filter, power amplifier module, low noise amplifier module, the radio frequency signal frequency of base station output is 2110-2170MHz, be input to the duplexer of frequency-shift repeater terminal (A) through main sending out/main receipts coupler, output to the frequency converter module again, received signal is carried out frequency inverted, be input to power amplifier after the filtering and carry out being sent to frequency-shift repeater terminal (B) by the on-air radio transmission link after the power amplification; Frequency-shift repeater terminal (A) receives the frequency-shift signaling of being passed back by frequency-shift repeater terminal (B) simultaneously, after the amplification by low noise amplifier, frequency inverted through the frequency converter module becomes primary signal again, sends out/main receiving end and diversity reception end by duplexer input WCDMA or CDMA2000 BTS master again.
(3) described terminal (B) includes frequency converter module, crystal oscillator, high-power linear amplifier (PA), low noise amplifier LNA, filter and duplexer, terminal (B) becomes primary signal by the frequency inverted of frequency converter module with the frequency-shift signaling that receives after duplexer is input to the low noise amplifier amplification filtering, amplify output by high-power linear amplifier PA after the filtering then, pass through transmission antennas transmit; The radio frequency signal frequency of mobile phone terminal emission simultaneously is 1920-1980MHz, terminal (B) antenna by the repeater receives, pass through duplexer, carry out frequency inverted by the frequency converter module again after amplifying by low noise amplifier LNA again and become frequency-shift signaling, output to reception antenna by the power amplifier amplification through duplexer after the filtering, send back frequency-shift repeater terminal (A) by the on-air radio transmission link then.
(4) transmitting of base station adopted the mode of different frequency skew with transmitting of mobile phone terminal, adopt the on-air radio transmission link to transmit.
(5) transmitting power of described mobile communication frequency-shift repeater terminal (B) is 0.1---20 watts, described shift frequency frequency frequency range is between the 1.5-2.3GHz.
As shown in Figure 5, the operation principle of the utility model embodiment two is:
Down link (base station is to mobile phone): the radiofrequency signal 2110-2170MHz of base station output, be input to terminal (A) reception antenna of RF direct amplifying station through the on-air radio link, terminal (A) carries out frequency with received signal to be selected and frequency inverted, is sent to terminal (B) by the on-air radio transmission link then; The signal of terminal (B) after with the shift frequency that receives becomes primary signal again by frequency inverted, amplifies output by high-power linear amplifier then, realizes that by the antenna emission downstream signal covers.
Up link (mobile phone is to the base station): mobile phone terminal output radiofrequency signal 1920-1980MHz, terminal (B) antenna by the repeater receives, become frequency-shift signaling by carrying out frequency inverted again after the low noise amplification, send terminal (A) back to by the on-air radio transmission link then; Terminal (A) carries out sending the base station back to after the frequency inverted.
Frequency translation: described shift frequency frequency frequency range is between the 1.5-2.3GHz.
As Fig. 2, shown in Figure 4, the characteristics of the networking network configuration of the utility model embodiment one and embodiment two are: terminal (A) can be connected a plurality of terminals (B) by the on-air radio link, realizes covering a plurality of, multiple zone.For example: as the comparatively remote village, small towns of signal source, the covering of small-sized indoor covering system, covering main line of communication or the like.
Main feature of the present utility model: support 3G (Third Generation) Moblie standard WCDMA and CDMA2000; Operating frequency: descending 2110-2170MHz, up 1920-1980MHz; Be applied to rural base station and enlarge coverage rate, cost is low, networking is quick.
The utility model is not only novel, and is reasonable in design, and equipment manufacturing cost is low, and effect is good, and its market prospects are considerable.
Claims (11)
1, a kind of 3G mobile communication frequency-shift repeater is characterized in that: it comprises the mobile communication base station transceiver BTS that is placed in the machine room, the frequency-shift repeater terminal (A) that is connected with the BTS radio-frequency (RF) output end and the transmitting antenna that is connected with terminal (A), the frequency-shift repeater terminal (B) that is positioned at far-end and reception antenna that is connected with terminal (B) and the local transmitting antenna that is connected with terminal (B).
2,3G mobile communication frequency-shift repeater according to claim 1 is characterized in that: described mobile communication base station is WCDMA or CDMA2000 base station.The frequency of radiofrequency signal is descending: 2110-2170MHz, and up: 1920-1980MHz.
3,3G mobile communication frequency-shift repeater according to claim 1, it is characterized in that: described terminal (A) comprises frequency converter module, duplexer, filter, power amplifier module, low noise amplifier module, the radio frequency signal frequency of base station output is 2110-2170MHz, be input to the duplexer of frequency-shift repeater terminal (A), output to the frequency converter module again, the frequency converter module is carried out frequency inverted with received signal, is input to power amplifier after the filtering and carries out being sent to frequency-shift repeater terminal (B) by the on-air radio transmission link after the power amplification; Frequency-shift repeater terminal (A) receives the frequency-shift signaling of being passed back by frequency-shift repeater terminal (B) simultaneously, after the amplification by low noise amplifier, frequency inverted through the frequency converter module becomes primary signal again, sends out/main receiving end and diversity reception end by input WCDMA or CDMA2000 BTS master behind duplexer and the coupler again.
4, according to claim 1 or 3 described 3G mobile communication frequency-shift repeaters, it is characterized in that: described terminal (B) includes frequency converter module, high-power linear amplifier, low noise amplifier, filter and duplexer, terminal (B) is converted to primary signal by the frequency converter module frequency with the frequency-shift signaling that receives after duplexer is input to the low noise amplifier amplification filtering, amplify output by high-power linear amplifier PA after the filtering, pass through transmission antennas transmit; The frequency of mobile phone terminal emission simultaneously is the radiofrequency signal of 1920-1980MHz, terminal (B) transmitting antenna by the repeater receives, pass through duplexer, carry out frequency inverted by the frequency converter module again after amplifying by low noise amplifier again and become frequency-shift signaling, output to reception antenna by the power amplifier amplification through duplexer after the filtering, send back frequency-shift repeater terminal (A) by the on-air radio transmission link then.
5, according to claim 1 or 3 or 4 described 3G mobile communication frequency-shift repeaters, it is characterized in that: the mode that transmitting of base station is adopted the different frequency skew with transmitting of mobile phone terminal, adopt the on-air radio transmission link to transmit, the shift frequency frequency frequency range of terminal (A) is 1.5-2.3GHz, and the shift frequency frequency frequency range of terminal (B) is 1.5-2.3GHz.
6,3G mobile communication frequency-shift repeater according to claim 4, it is characterized in that: described mobile communication frequency-shift repeater terminal (A) is WCDMA or CDMA2000 frequency-shift repeater, the transmitting power of described repeater is 0.1-2 watt, and the shift frequency frequency frequency range of described repeater is between the 1.5-2.3GHz.
7,3G mobile communication frequency-shift repeater according to claim 4, it is characterized in that: described mobile communication frequency-shift repeater terminal (B) is WCDMA or CDMA2000 frequency-shift repeater, the transmitting power of described repeater is 0.1-20 watt, and the shift frequency frequency frequency range of described repeater is between the 1.5-2.3GHz.
8,3G mobile communication frequency-shift repeater according to claim 4, it is characterized in that: described mobile communication frequency-shift repeater adopts transmitting of base station the mode of different frequency skew with transmitting of mobile phone terminal, the link frequency can 200kHz be the stepping change, adopts the on-air radio transmission link to transmit.
9,3G mobile communication frequency-shift repeater according to claim 1 is characterized in that: the radio-frequency (RF) output end of the mobile communication base station transceiver BTS that described frequency-shift repeater terminal (A) is interior with being placed on machine room is to be connected in direct-coupled mode.
10,3G mobile communication frequency-shift repeater according to claim 1 is characterized in that: described frequency-shift repeater terminal (A) and the radio-frequency (RF) output end that is placed on the mobile communication base station transceiver BTS in the machine room are that the mode with Radio Link is connected.
11,3G mobile communication frequency-shift repeater according to claim 1 is characterized in that: the described frequency-shift repeater terminal (B) that is positioned at far-end reaches the reception antenna that is connected with terminal (B) and cover or some covers is arranged the local transmitting antenna that is connected with terminal (B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004201173688U CN2788493Y (en) | 2004-11-12 | 2004-11-12 | 3G mobile communication shift frequency repeater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004201173688U CN2788493Y (en) | 2004-11-12 | 2004-11-12 | 3G mobile communication shift frequency repeater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2788493Y true CN2788493Y (en) | 2006-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004201173688U Expired - Lifetime CN2788493Y (en) | 2004-11-12 | 2004-11-12 | 3G mobile communication shift frequency repeater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2788493Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100477555C (en) * | 2005-04-05 | 2009-04-08 | 武汉虹信通信技术有限责任公司 | ISM frequency band mobile communication frequency shift transmission repeater |
| CN101132216B (en) * | 2006-08-23 | 2011-08-24 | 邦讯技术股份有限公司 | Microwave repeater station and communication method based on SCDMA microwave repeater station |
-
2004
- 2004-11-12 CN CNU2004201173688U patent/CN2788493Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100477555C (en) * | 2005-04-05 | 2009-04-08 | 武汉虹信通信技术有限责任公司 | ISM frequency band mobile communication frequency shift transmission repeater |
| CN101132216B (en) * | 2006-08-23 | 2011-08-24 | 邦讯技术股份有限公司 | Microwave repeater station and communication method based on SCDMA microwave repeater station |
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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 |
Owner name: CHINA YOUKE COMMUNICATION TECHNOLOGY CO., LTD. Free format text: FORMER NAME: FUJIAN YOUKE COMMUNICATION TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 350000, No. 6, 1, Science Park, Cangshan District, Fujian, Fuzhou Patentee after: China Youke Communication Technology Co., Ltd. Address before: 350000, No. 6, 1, Science Park, Cangshan District, Fujian, Fuzhou Patentee before: Fujian Youke Communication Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20141112 Granted publication date: 20060614 |