CN103428079A - LTE wireless network gateway equipment applied to family - Google Patents
LTE wireless network gateway equipment applied to family Download PDFInfo
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- CN103428079A CN103428079A CN2013103982178A CN201310398217A CN103428079A CN 103428079 A CN103428079 A CN 103428079A CN 2013103982178 A CN2013103982178 A CN 2013103982178A CN 201310398217 A CN201310398217 A CN 201310398217A CN 103428079 A CN103428079 A CN 103428079A
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Abstract
The invention provides LTE wireless network gateway equipment applied to a family. The LTE wireless network gateway equipment applied to the family comprises a 3GTD-SCDMA unit, a 4GLTE unit, a routing WiFi unit, a USB switchover circuit and a power-switching circuit. The USB switchover circuit is connected with the 3GTD-SCDMA unit, the 4GLTE unit and the routing WiFi unit respectively. The power-switching circuit is connected with the 3GTD-SCDMA unit, the 4GLTE unit, the routing WiFi unit and the USB switchover circuit respectively. The USB switchover circuit comprises a signal input switch control module and a signal switchover chip. The signal input switch control module is connected with the 4GLTE unit and the routing WiFi unit respectively. The signal switchover chip is connected with the routing WiFi unit, the 3GTD-SCDMA unit and the 4GLTE unit respectively. The LTE wireless network gateway equipment applied to the family has the advantages of reducing infrastructure investment, simplifying network management and reducing maintenance cost.
Description
Technical field
The present invention relates to a kind of wireless gateway device, particularly disclose a kind of LTE wireless gateway device that is applied to family.
Background technology
In wireless telecommunication system development equipment, majority be take intelligent machine, data card, MIFI as main, and voice service and low rate and a small amount of data, services mainly are provided at present, and most data, services still provides by traditional ADSL/ fiber optic network; And the ADSL/ fiber optic network must be routed to each family, via after modulation /demodulation equipment for the user provides services on the Internet, especially weak and from far-off regions in capital construction, ADSL/ fiber optic network pipe installation difficulty is large, cost is high, and the maintenance expense difficulty causes the cable network coverage rate low.
The construction of operator wireless base station spread all over the country streets and lanes and remote area, when basic voice call service is provided, development along with 4G LTE wireless technology, can also meet popular browsing page, video call, HDTV (High-Definition Television), the demand of game on line, make important sports events, exhibition etc. by the online live possibility that becomes of LTE network.
In the prior art, the most frequently used is household radio fixed telephone and home router; The household radio fixed telephone provides the voice call service by the operator wireless base station, but can not provide high-speed data service and optical line by function.And home router can only provide the service of ADSL/ fiber optic network, can not realize voice calling service.
Summary of the invention
The object of the invention is to overcome the defect existed in prior art, a kind of limited existing resource of utilizing is provided, get through wireless and wired estrangement, wireless device and wireline equipment are combined together, greatly reducing capital construction drops into, and simplified network management, reduce maintenance cost, for the terminal use provides the LTE wireless gateway device that is applied to family of better service and value-added service.
The present invention is achieved in that a kind of LTE wireless gateway device that is applied to family, it is characterized in that: comprise 3G TD-SCDMA unit, 4G LTE unit, route WiFi unit, USB commutation circuit, power-switching circuit; Described USB commutation circuit is connected with described 3G TD-SCDMA unit, 4G LTE unit, route WiFi unit respectively; Described power-switching circuit is connected with described 3G TD-SCDMA unit, 4G LTE unit, route WiFi unit, USB commutation circuit respectively;
Described route WiFi unit comprises routing processing unit, WiFi Transmit Receive Unit, RJ45 network interface; Described routing processing unit is connected with described WiFi Transmit Receive Unit, RJ45 network interface, USB commutation circuit respectively;
Described USB commutation circuit mainly is comprised of signal input switch control module, signal switching chip; Described signal input switch control module is connected with the routing processing unit of described 4G LTE unit, route WiFi unit respectively, and described signal switching chip is connected with the routing processing unit of described route WiFi unit, described 3G TD-SCDMA unit, 4G LTE unit respectively.
Described signal input switch control module is comprised of the first resistance R 1, the second resistance R 2, the 3rd resistance R 3, triode Q1; One end of described the first resistance R 1 is connected with described 4G LTE unit as the input of described signal input switch control module, and the other end of described the first resistance R 1 is connected with an end of described the second resistance R 2, the base stage of triode Q1 respectively; The emitter of the other end of described the second resistance R 2, described triode Q1 is ground connection respectively; The collector electrode of described triode Q1 is connected with an end of described the 3rd resistance R 3, the routing processing unit of route WiFi unit respectively, another termination power of described the 3rd resistance R 3;
Described signal switching chip comprises that SEL controls pin, the first positive input/output pin HSD1+, the second positive input/output pin HSD2+, the first negative input/output pin HSD1-, the second negative input/output pin HSD2-; Described SEL controls pin and is connected with the routing processing unit of described route WiFi unit, described the first positive input/output pin HSD1+, the first negative input/output pin HSD1-are connected with described 3G TD-SCDMA unit respectively, and described the second positive input/output pin HSD2+, the second negative input/output pin HSD2-are connected with described 4G LTE unit respectively.
Described 4G LTE unit comprises 4G baseband processing unit, the 4G radio-frequency (RF) transmit-receive circuit be connected with described 4G baseband processing unit; Described 4G baseband processing unit is connected with described USB commutation circuit; Described 4G radio-frequency (RF) transmit-receive circuit is comprised of modulator-demodulator, main road transmission circuit, bypass receiving circuit, wherein said main road transmission circuit is comprised of the first filter, power amplifier, main road duplexer, the second filter, the first low noise amplifier, the 3rd filter that are connected successively, be connected with the main road antenna on described main road duplexer, described the first filter, the 3rd filter are connected with described modulator-demodulator respectively; Described bypass receiving circuit is comprised of connected successively bypass antenna, the 4th filter, the second low noise amplifier, the 5th filter, and described the 5th filter is connected with described modulator-demodulator.
Described 3G TD-SCDMA unit comprises 3G baseband processing unit, 3G RF processing unit, voicefrequency circuit, display control circuit, key control circuit, and described 3G baseband processing unit is connected with the signal switching chip of 3G RF processing unit, voicefrequency circuit, display control circuit, key control circuit, USB commutation circuit respectively.
Also comprise the charging control circuit be connected with described 3G TD-SCDMA unit, power-switching circuit respectively.
The present invention has not only had the function of household radio fixed telephone and these two kinds of products of home router concurrently, but also made up the defect of these two kinds of products, be that the present invention is when realizing high-speed data service, the wireless speech call function can also be provided, and only need this kind of equipment, just can realize wireless and wired fusion.
The invention has the beneficial effects as follows: take full advantage of the wireless base station that existing operator builds, voice and high-speed data transmission service are provided, got through wireless and wired estrangement, wireless device and wireline equipment are combined together, greatly reduce capital construction and drop into, and the simplified network management, maintenance cost reduced, for the terminal use provides better service and value-added service, and guaranteed the stable and reliability of using.
The accompanying drawing explanation
Fig. 1 is frame principle figure of the present invention.
Fig. 2 is the circuit connection structure schematic diagram of USB commutation circuit of the present invention and routing processing unit.
Embodiment
According to Fig. 1, Fig. 2, the present invention includes 3G TD-SCDMA unit, 4G LTE unit, route WiFi unit, USB commutation circuit, power-switching circuit, charging control circuit.Described USB commutation circuit is connected with described 3G TD-SCDMA unit, 4G LTE unit, route WiFi unit, power-switching circuit respectively; Described power-switching circuit is connected with described 3G TD-SCDMA unit, 4G LTE unit, route WiFi unit, USB commutation circuit, charging control circuit respectively; Described charging control circuit also is connected with described 3G TD-SCDMA unit.Described charging control circuit comprises battery and charger and powers to each unit by power-switching circuit.
Described route WiFi unit comprises routing processing unit, WiFi Transmit Receive Unit, RJ45 network interface; Described routing processing unit is connected with described WiFi Transmit Receive Unit, RJ45 network interface, USB commutation circuit respectively.
Described USB commutation circuit mainly is comprised of signal input switch control module, signal switching chip; Described signal input switch control module is connected with the routing processing unit of described 4G LTE unit, route WiFi unit respectively, and described signal switching chip is connected with the routing processing unit of described route WiFi unit, described 3G TD-SCDMA unit, 4G LTE unit respectively.
Described 4G LTE unit comprises 4G baseband processing unit, the 4G radio-frequency (RF) transmit-receive circuit be connected with described 4G baseband processing unit.Described 4G baseband processing unit is connected respectively with signal input switch control module, the signal switching chip of described USB commutation circuit.Described 4G radio-frequency (RF) transmit-receive circuit is comprised of modulator-demodulator, main road transmission circuit, bypass receiving circuit, wherein said main road transmission circuit is comprised of the first filter, power amplifier, main road duplexer, the second filter, the first low noise amplifier, the 3rd filter that are connected successively, be connected with the main road antenna on described main road duplexer, described the first filter, the 3rd filter are connected with described modulator-demodulator respectively.Described bypass receiving circuit is comprised of connected successively bypass antenna, the 4th filter, the second low noise amplifier, the 5th filter, and described the 5th filter is connected with described modulator-demodulator, and described modulator-demodulator is connected with described 4G baseband processing unit.
Described 3G TD-SCDMA unit comprises 3G baseband processing unit, 3G RF processing unit, voicefrequency circuit, display control circuit, key control circuit, and described 3G baseband processing unit is connected with the signal switching chip of described 3G RF processing unit, voicefrequency circuit, display control circuit, key control circuit, USB commutation circuit respectively.
According to Fig. 2, in conjunction with Fig. 1, the signal input switch control module of described USB commutation circuit is comprised of the first resistance R 1, the second resistance R 2, the 3rd resistance R 3, triode Q1; One end of described the first resistance R 1 is connected with described 4G LTE unit as the input of described signal input switch control module, and the other end of described the first resistance R 1 is connected with an end of described the second resistance R 2, the base stage of triode Q1 respectively; The emitter of the other end of described the second resistance R 2, described triode Q1 is ground connection respectively; The collector electrode of described triode Q1 is connected with an end of described the 3rd resistance R 3, the routing processing unit of route WiFi unit respectively, another termination power of described the 3rd resistance R 3.
The signal switching chip of described USB commutation circuit comprises that SEL controls pin, the first positive input/output pin HSD1+, the second positive input/output pin HSD2+, the first negative input/output pin HSD1-, the second negative input/output pin HSD2-, power supply input pin VCC.Described SEL controls pin and is connected with the routing processing unit of described route WiFi unit, and described SEL controls between pin and described routing unit and is connected with the second capacitor C 2, an end ground connection of described the second capacitor C 2.Described the first positive input/output pin HSD1+, the first negative input/output pin HSD1-are connected with described 3G TD-SCDMA unit by USB interface respectively, and described the second positive input/output pin HSD2+, the second negative input/output pin HSD2-are connected with described 4G LTE unit by USB interface respectively.Described power supply input pin VCC is connected with an end of the 5th resistance R 5, and the other end of described the 5th resistance R 5 connects respectively an end of power input, the first capacitor C 1, the other end ground connection of described the first capacitor C 1.
The model that the 3G baseband processing unit of described 3G TD-SCDMA unit adopts Spreadtrum Communications Inc. to produce is the SC8800 family chip, support GSM/GPRS and 3GTD-SCDMA standard, adopt this SC8800 family chip to support radio telephone speech sound service, TD-SCDMA data, services, LCD demonstration, audio frequency processing, button and power management.The model that the 4G baseband processing unit of described 4G LTE unit adopts Altair Semiconductor company to produce is the ALT3100H-B2 chip, the modem chip that the model that described modulator-demodulator adopts Altair Semiconductor company to produce is ALT6202H-Q1, this chipset product integrated level is high, stable performance, support FDD-LTE and TDD-LTE standard express network connect, for convenience detach and change, be easy to maintenance and management.The signal that the routing processing unit of described route WiFi unit adopts thunder to insult the production of (Ralink Technology) company is the RT3352 chip, support Fast Ethernet interface and 802.11/b/g/n agreement, there is outstanding throughput, WiFi coverage, low-power consumption and reliability.
The present invention combines 3G TD-SCDMA unit, 4G LTE unit, route WiFi unit by the USB commutation circuit, adopt charging control circuit to realize battery or charger power supply.The present invention can be positioned over parlor or the bedroom in family, and the minimized office place; Telephone voice service can be provided, the high speed Internet access data, services can also be provided, by wireless and wired integrated being unified in a station terminal equipment, improve domestic environment space utilization rate, greatly reducing capital construction drops into, reduce maintenance cost, for the terminal use provides better service and value-added service, and guaranteed the stable and reliability of using.
The course of work of the present invention is as follows: when the signal less than from 4G LTD unit, signal switching chip and the 3G TD-SCDMA unit UNICOM of described USB commutation circuit, i.e. the first positive input of described signal switching chip/output pin HSD1+, the first negative input/output pin HSD1-work is also carried out data interaction with 3G TD-SCDMA unit.
When described 4G LTE unit carries out data interaction by wireless mode and aerogram base station, the analog signal of aerogram base station enters modulator-demodulator by main road transmission circuit, the bypass receiving circuit of 4G radio-frequency (RF) transmit-receive circuit, be sent to the 4G baseband processing unit after modulator-demodulator becomes digital signal by analog signal conversion, the 4G baseband processing unit converts digital signal to height electricity frequency signal again and is sent to the signal input switch control module of USB commutation circuit by USB interface.
After signal input switch control module receives the height electricity frequency signal from 4G LTE unit, triode Q1 is opened, after the routing processing unit of described route WiFi unit receives the opening signal of triode Q1, the signal switching chip of control USB commutation circuit is switched to the state with 4G LTE unit UNICOM, be that described the second positive input/output pin HSD2+, the second negative input/output pin HSD2-enter operating state, and carry out data interaction with described 4G LTE unit.
When the USB commutation circuit loses the signal of 4G LTE unit, described signal input switch control module loses the height electricity, and signal, described triode Q1 are closed frequently, after routing processing unit receives the shutdown signal of triode Q1, control signal switching chip is switched to the state with 3G TD-SCDMA unit UNICOM, i.e. the first positive input of described signal switching chip/output pin HSD1+, the first negative input/output pin HSD1-work is also carried out data interaction with 3G TD-SCDMA unit.
Described route WiFi unit receives from the 4G signal of 4G LTE unit or from the 3G signal of 3G TD-SCDMA unit by routing processing unit, and 4G signal or 3G signal are sent to respectively to WiFi Transmit Receive Unit, RJ45 network interface, radio networking device or the wiring logging-on function equipment of for needs, surfing the Net provide network data services.
Claims (5)
1. a LTE wireless gateway device that is applied to family, is characterized in that: comprise 3G TD-SCDMA unit, 4G LTE unit, route WiFi unit, USB commutation circuit, power-switching circuit; Described USB commutation circuit is connected with described 3G TD-SCDMA unit, 4G LTE unit, route WiFi unit respectively; Described power-switching circuit is connected with described 3G TD-SCDMA unit, 4G LTE unit, route WiFi unit, USB commutation circuit respectively;
Described route WiFi unit comprises routing processing unit, WiFi Transmit Receive Unit, RJ45 network interface; Described routing processing unit is connected with described WiFi Transmit Receive Unit, RJ45 network interface, USB commutation circuit respectively;
Described USB commutation circuit comprises signal input switch control module, signal switching chip; Described signal input switch control module is connected with the routing processing unit of described 4G LTE unit, route WiFi unit respectively, and described signal switching chip is connected with the routing processing unit of described route WiFi unit, described 3G TD-SCDMA unit, 4G LTE unit respectively.
2. according to the described a kind of LTE wireless gateway device that is applied to family of claim 1, it is characterized in that: described signal input switch control module is comprised of the first resistance R 1, the second resistance R 2, the 3rd resistance R 3, triode Q1; One end of described the first resistance R 1 is connected with described 4G LTE unit as the input of described signal input switch control module, and the other end of described the first resistance R 1 is connected with an end of described the second resistance R 2, the base stage of triode Q1 respectively; The emitter of the other end of described the second resistance R 2, described triode Q1 is ground connection respectively; The collector electrode of described triode Q1 is connected with an end of described the 3rd resistance R 3, the routing processing unit of route WiFi unit respectively, another termination power of described the 3rd resistance R 3;
Described signal switching chip comprises that SEL controls pin, the first positive input/output pin HSD1+, the second positive input/output pin HSD2+, the first negative input/output pin HSD1-, the second negative input/output pin HSD2-; Described SEL controls pin and is connected with the routing processing unit of described route WiFi unit, described the first positive input/output pin HSD1+, the first negative input/output pin HSD1-are connected with described 3G TD-SCDMA unit respectively, and described the second positive input/output pin HSD2+, the second negative input/output pin HSD2-are connected with described 4G LTE unit respectively.
3. according to the described a kind of LTE wireless gateway device that is applied to family of claim 1, it is characterized in that: described 4G LTE unit comprises 4G baseband processing unit, the 4G radio-frequency (RF) transmit-receive circuit be connected with described 4G baseband processing unit; Described 4G baseband processing unit is connected with described USB commutation circuit; Described 4G radio-frequency (RF) transmit-receive circuit is comprised of modulator-demodulator, main road transmission circuit, bypass receiving circuit, wherein said main road transmission circuit is comprised of the first filter, power amplifier, main road duplexer, the second filter, the first low noise amplifier, the 3rd filter that are connected successively, be connected with the main road antenna on described main road duplexer, described the first filter, the 3rd filter are connected with described modulator-demodulator respectively; Described bypass receiving circuit is comprised of connected successively bypass antenna, the 4th filter, the second low noise amplifier, the 5th filter, and described the 5th filter is connected with described modulator-demodulator.
4. according to the described a kind of LTE wireless gateway device that is applied to family of claim 1, it is characterized in that: described 3G TD-SCDMA unit comprises 3G baseband processing unit, 3G RF processing unit, voicefrequency circuit, display control circuit, key control circuit, and described 3G baseband processing unit is connected with the signal switching chip of 3G RF processing unit, voicefrequency circuit, display control circuit, key control circuit, USB commutation circuit respectively.
5. according to the described a kind of LTE wireless gateway device that is applied to family of claim 1, it is characterized in that: also comprise the charging control circuit be connected with described 3G TD-SCDMA unit, power-switching circuit respectively.
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| CN201310398217.8A CN103428079B (en) | 2013-09-05 | 2013-09-05 | A kind of LTE wireless gateway device being applied to family |
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| CN201310398217.8A CN103428079B (en) | 2013-09-05 | 2013-09-05 | A kind of LTE wireless gateway device being applied to family |
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| CN103428079B CN103428079B (en) | 2016-03-16 |
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| CN107835338A (en) * | 2017-12-01 | 2018-03-23 | 深圳市天鼎微波科技有限公司 | A kind of signal transmission apparatus |
| CN108173752A (en) * | 2017-12-22 | 2018-06-15 | 成都博高信息技术股份有限公司 | LORAWAN gateways and its control method |
| CN109104716A (en) * | 2018-10-24 | 2018-12-28 | 厦门直播星电子科技有限公司 | Vehicle-carried mobile radio reception device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107835338A (en) * | 2017-12-01 | 2018-03-23 | 深圳市天鼎微波科技有限公司 | A kind of signal transmission apparatus |
| CN108173752A (en) * | 2017-12-22 | 2018-06-15 | 成都博高信息技术股份有限公司 | LORAWAN gateways and its control method |
| CN108173752B (en) * | 2017-12-22 | 2020-12-15 | 成都博高信息技术股份有限公司 | LORAWAN gateway and control method thereof |
| CN109104716A (en) * | 2018-10-24 | 2018-12-28 | 厦门直播星电子科技有限公司 | Vehicle-carried mobile radio reception device |
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