CN201601668U - Cell phone communication system-complementary wireless communication system - Google Patents
Cell phone communication system-complementary wireless communication system Download PDFInfo
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- CN201601668U CN201601668U CN2010201464161U CN201020146416U CN201601668U CN 201601668 U CN201601668 U CN 201601668U CN 2010201464161 U CN2010201464161 U CN 2010201464161U CN 201020146416 U CN201020146416 U CN 201020146416U CN 201601668 U CN201601668 U CN 201601668U
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Abstract
The utility model discloses a cell phone communication system-complementary wireless communication system, which is characterized in that: a wireless communication system with or without a base station is combined with a cell phone system to form a new wireless communication system, namely a wireless system communication terminal is combined with a cell phone communication terminal to be capable of transmitting voice and data just as cell phone; the wireless communication system has the advantage that: point-to-point service can be offered and the function of successively transmitting signal is realized; digital signal can be transmitted, including transmission and reception of short message. The wireless communication system certainly can transmit sound signal and is compatible with all the other wireless communication systems, including analog intercom wireless communication system, so people can achieve communication at the place without cell phone service or in case of emergency, and information about communication signal path can be provided to reduce the possibility that a plurality of users use one signal path simultaneously; the cell phone communication system-complementary wireless communication system has the characteristics of small volume, plenty of functions and low energy consumption and cost.
Description
Technical field
The utility model relates to a kind of and the wireless telecommunication system mobile phone communication system complementation, belongs to the wireless communication technique field.
Background technology
Over past ten years, along with the develop rapidly of wireless communication technique, it is widely known that mobile phone has worldwide become, indispensable communication tool.China so walk around base, and has directly entered the mobile phone epoch because its rapid development of economy and communication universalness are started late.China catches up from behind now, becomes maximum in the world mobile phone and uses state.The number of using surpasses 700,000,000, and annual turnover reaches more than 200,000,000.Universal the complete of its function that be of mobile phone, performance outstanding, the convenience of use, and large-area coverage rate.These all give the credit to the use of base station.But just because of the dependence to the base station, mobile phone communication system exists following shortcoming: the first, if the base station is impaired or power breakdown, can't work in the base station.Mobile communication will interrupt.This problem seems outstanding especially when natural and man-made calamities or attack of terrorism generation.Most typical example is after occurring in Chinese Sichuan Province Wenchuan earthquake in 2008, cellular base station or destroyed or because power breakdown and can't working.So that whole communication system comprises comprehensive interruption of cell phone system.And at that time, the existence of communication system is particularly important.Interpersonal contact needs it, and disaster relief work also needs it.Because communication is the victims of the disaster and the extraneous unique channel of getting in touch that is embedded under the rubble.Do not have communication, the avoidable tragedy of some scripts just can't have been avoided.Therefore, people wish an of short duration alternative system can be arranged, to keep existing of communication after mobile phone communication system suffers natural disaster or artificial destruction.Second shortcoming of mobile phone communication system be, along with cellphone subscriber's increase, and the increase but can not be random, that be directly proportional of the base station of mobile phone.What therefore, mobile phone communication system became is more and more crowded.Especially in recent years, the application of wireless telecommunications is more and more, as global positioning system (GPS), and wireless electron recognition system (RFID), portable multimedia television (CMMB) or the like all needs a digital signal transduction system.Obviously, everything depend merely on mobile phone communication system can't reality.And mobile phone communication system is a disclosed communication system, and its confidentiality has certain limitation.Therefore, an alternative system that provides the middle distance signal to transmit can be very necessary with the wireless telecommunication system of mobile phone communication system complementation.The 3rd shortcoming of mobile phone communication system is limited coverage rate.In rural area and the remote less area of the density of population, because the cellphone subscriber is few and the costliness of construction base station expense, and do not have the base station, and then do not have the service of mobile phone.In addition, bad local of mountain area and open-air physical features or at the turning of housing-group, because electromagnetic straight line transmission, and it is bad received signal to occur, the problem that speech quality is low.Promptly so-called " dead angle ".Therefore, it is very urgent and very necessary providing the wireless telecommunication system of an energy and mobile phone complementation.
The shortcoming of above mentioned mobile phone communication system is that cause the base station, and therefore, this complementary system must have the ability of no base station communication.The communication of handheld terminal to handheld terminal (promptly point-to-point) promptly can be provided, the service of handheld terminal to control centre's (being point to station) also can be provided.
Therefore, set up an energy and cell phone system complementation, and can and the wireless telecommunication system of other all communication system compatibilities be main points of view that this patent will be set forth.
The utility model content
The purpose of this utility model is to overcome the problems referred to above, set up a wireless telecommunication systems energy and cell phone system complementation and energy and other all communication system communications, the utility model provides a kind of wireless telecommunication system that combines with mobile phone communication system for this reason, so that the user can select for use different modes to carry out communication with any place at any time as required, to remedy the deficiency of mobile phone communication system.
The implementation method of the wireless telecommunication system of a kind of and mobile phone communication system complementation of the present utility model is characterized in that: described system is a wireless telecommunication system that the base station is arranged or do not have the base station, soon wireless communication system terminal combines with the mobile communication terminal and can be as mobile phone transferring voice and data, such combination increases the cost of whole cell phone system slightly, but added value can improve greatly.
The utility model combines wireless communication system terminal and mobile phone communication system terminal, and the same with mobile phone can transferring voice and data, portably use very convenient.
The utility model also can provide the direct wireless telecommunications between point-to-point (PTP) except providing the point to station service as mobile phone.Do not having under the situation of control centre in principle, the time-sharing scheme (TDMA) that is widely used in the mobile phone communication system can not be used.Though frequency allocation plan (FDMA) can be used, do not having under the situation of TDMA, the channel that can provide is still very limited.For example, in cell phone system, for the coding of complexity and big amount of information, the bandwidth of using is 600KHz or 1MHz.Therefore, FDMA only provides tens channels.In order to increase channel, TDMA must be used.In the PTP communication system, no matter be the conversation under case of emergency, still transmit the locator data of global positioning system (GPS), the signal of wireless electron recognition system (RFID), or the passback of China Mobile's multimedia system (CMMB), needed bandwidth is all little.Therefore, can utilize the arrowband communication system to increase the number of channel.For example: if use the channel width of 12KHz, a 12MHz total bandwidth can be held 1000 channels.Because the communication distance between point-to-point is limited, for present application, 1000 channels should be enough.Therefore, energy and mobile phone terminal are basic points of the present utility model in conjunction with the solution with communication system of arrowband ability to communicate.
The utility model mainly comprises the antenna that connects successively, switch, match circuit, power amplifier, the mobile phone adaptation, the mobile phone radio frequency chip, mobile phone base band chip, described switch successively with the radio adaptation, radio frequency chip, wireless baseband chips connects, radio frequency chip is connected with the output of power amplifier by the radio adaptation, described switch successively with the mobile phone adaptation, the mobile phone radio frequency chip, mobile phone base band chip connects, microphone is connected with radio frequency chip with the mobile phone radio frequency chip successively, microcontroller respectively successively with the mobile phone radio frequency chip, radio frequency chip, mobile phone base band chip, wireless baseband chips connects, quartz (controlled) oscillator successively with the mobile phone radio frequency chip, radio frequency chip connects, after mobile phone base band chip and wireless baseband chips interconnect successively with audio frequency amplifier, loud speaker connects, the output of mobile phone base band chip and wireless baseband chips is connected with the digital signal output interface respectively, and the digital signal input interface is connected with wireless baseband chips with mobile phone base band chip successively.Described radio frequency chip and wireless baseband chips are the radio frequency chip and the baseband chips of the wireless telecommunication system the inside of a kind of and mobile phone communication system compatibility of the present utility model.
In sum, the utlity model has following advantage:
1, can provide point-to-point service,, and possess the function of the signal of delivering in relays so that do not use under the situation of forceful electric power having.
2, can transmitting digital signals, comprise the transmitting-receiving short message.Certainly, also can transmit voice signal.
3, be an arrowband communication system, abundant channel can be provided when ptp services.
4, energy and every other wireless telecommunication system compatibility.
5, can assemble one with mobile phone communication system, be easy to carry, so that people are not having the local of cellular service or in emergency circumstances carrying out communication.
6, the utility model is a free and practical system, can be users and accepts.
7, can provide enough signals to transmit distance, stronger practicality is arranged.
8, can provide signal encryption and encoding function, to guarantee communication security.
9, can provide user identification function and oneself that function is set, the convenient use.
10, can provide the information of communication channel, to reduce the probability that a plurality of users use same channel simultaneously.
11, volume is little, and function is many, and power consumption is low and cost is low.
Description of drawings
Fig. 1 is the circuit theory diagrams of the wireless telecommunication system of a kind of and mobile phone communication system complementation described in the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is done further detailed introduction: shown in Fig. 1 circuit theory diagrams of the present utility model.
The utility model mainly comprises the antenna 1 that connects successively, switch 2, last match circuit 10, following match circuit 15, power amplifier 9, mobile phone adaptation output 14, mobile phone radio frequency chip 12, mobile phone base band chip 13, described switch 2 imports 3 with the radio adaptation successively, radio frequency chip 4, wireless baseband chips 5 connects, radio frequency chip 4 is connected with the output of power amplifier 9 by radio adaptation output 8, described switch 2 imports 11 with the mobile phone adaptation successively, mobile phone radio frequency chip 12, mobile phone base band chip 13 connects, microphone 18 is connected with radio frequency chip 4 with mobile phone radio frequency chip 12 successively, microcontroller 17 respectively successively with mobile phone radio frequency chip 12, radio frequency chip 4, mobile phone base band chip 13, wireless baseband chips 5 connects, quartz (controlled) oscillator 20 successively with mobile phone radio frequency chip 12, radio frequency chip 4 connects, after mobile phone base band chip 13 and wireless baseband chips 5 interconnect successively with audio frequency amplifier 6, loud speaker 7 connects, the output of mobile phone base band chip 13 and wireless baseband chips 5 is connected with digital signal output interface 16 respectively, and digital signal input interface 19 is connected with wireless baseband chips 5 with mobile phone base band chip 13 successively.
Other device can be shared with cell phone system, for example power amplifier 9, microcontroller 17, loud speaker 7, microphone 18 or the like.
Operation principle of the present utility model is: as shown in Figure 1, antenna 1 is used for receiving and transmitting signal.Because the shared same antenna of accepting and transmit needs a switch 2 to do the conversion that receives and launch.Also comprise match circuit, Surface Acoustic Wave Filter and nonbalance converter in the radio adaptation input 3, described match circuit is the circuit that is used for connecting two different impedances, Surface Acoustic Wave Filter is to be used to stop unwanted signal, and the signal that only allowing needs passes through.And nonbalance converter is used for unbalanced input signal is converted to the input signal of balance; Radio frequency chip 4 is the interfaces between external circuit and the digital signal processor (DSP), and it is bearing signal extraction, and filtering is amplified, modulation, emission, and task such as signal digitalized; And wireless baseband chips 5 is to be used for the signal that the reduction of Digital Signal Processing and high-fidelity is transmitted, comprise signals such as voice or image, audio signal after the reduction is delivered to loud speaker 7 by the promotion of audio frequency amplifier 6, and picture intelligence is then delivered to display by digital signal output interface 16.Radio adaptation 8 is output match circuits, does not comprise Surface Acoustic Wave Filter and nonbalance converter.It is used for the output of integrated amplifier of matching chip 4 and the input of external power amplifier 9.Signal after the amplification is sent to antenna 1 by second level match circuit 10 again, and passes.Same principle, mobile phone adaptation 11 is used as the input matching circuit of cell phone system, and radio frequency chip 12 is used as the frequency-selecting and the preliminary treatment such as modulation and amplification of mobile phone signal, and is last, convert digital signal to and transfer to mobile phone base band chip 13 and finish signal processing, deliver to loud speaker 7 or display again; And mobile phone adaptation 14 and match circuit 15 are intended for the second degree matches circuit of output.
Described microcontroller 17 is the registers that are used for controlling in mobile phone radio frequency chip 12, mobile phone base band chip 13, radio frequency chip 4, the wireless baseband chips 5, to realize different operating states.For example, the reception of mobile phone, the emission of the utility model communication system or holding state etc.Microphone 18 is used for sound is converted to the signal of telecommunication, i.e. voice signal is so that mobile phone radio frequency chip 12, radio frequency chip 4 are handled.In like manner, the direct receiving digital signals input of 19 of digital signal input interfaces, for example note etc.Quartz (controlled) oscillator 20 is used for producing original clock signal.
From the above mentioned, the structure of the utility model communication system and mobile phone communication system are quite similar.Therefore, this system can combine with mobile phone communication system well, and greatly reduces cost.
In system design, systematic function is a requirement the most basic, and system cost also is a significant consideration in the system design.The utility model creatively combines the radio frequency chip 4 of wireless telecommunication system the inside and the radio frequency chip 12 of cell phone system, and the baseband chip 5 of wireless telecommunication system the inside and the baseband chip 13 of cell phone system are combined.Because in chip manufacturing, the manufacturing process of described two kinds of radio frequency chips is very approaching, and the manufacturing process of described two kinds of baseband chips also is close.Therefore, can provide minimum cost and best performance like this.The utility model combines described two kinds of radio frequency chips, and except low noise amplifier (LNA) and frequency mixer (MIXER), it is shared that most of functional modules all can be two kinds of systems.
As another embodiment of the utility model, the utility model is realized the function of baseband chip by software program, utilize program on a general dsp digital processing chip, to realize needed function, the software of realizing this system's baseband chip is moved by the general dsp chip in the cell phone system, to substitute baseband chip.Can reduce cost greatly like this and improve performance.
The utility model is not limited to the foregoing description; to those skilled in the art, any improvement that the foregoing description of the present utility model is made or change can not exceed the embodiment of the present utility model that only illustrates by way of example and the protection range of claims.
Claims (5)
1. wireless telecommunication system with the mobile phone communication system complementation, it is characterized in that, comprise: the antenna of Lian Jieing successively, switch, match circuit, power amplifier, the mobile phone adaptation, the mobile phone radio frequency chip, mobile phone base band chip, described switch successively with the radio adaptation, radio frequency chip, wireless baseband chips connects, radio frequency chip is connected with the output of power amplifier by the radio adaptation, described switch successively with the mobile phone adaptation, the mobile phone radio frequency chip, mobile phone base band chip connects, microphone is connected with radio frequency chip with the mobile phone radio frequency chip successively, microcontroller respectively successively with the mobile phone radio frequency chip, radio frequency chip, mobile phone base band chip, wireless baseband chips connects, quartz (controlled) oscillator successively with the mobile phone radio frequency chip, radio frequency chip connects, after mobile phone base band chip and wireless baseband chips interconnect successively with audio frequency amplifier, loud speaker connects, the output of mobile phone base band chip and wireless baseband chips is connected with the digital signal output interface respectively, and the digital signal input interface is connected with wireless baseband chips with mobile phone base band chip successively.
2. the wireless telecommunication system of a kind of and mobile phone communication system complementation as claimed in claim 1, it is characterized in that: the radio frequency chip of radio frequency chip in the wireless telecommunication system and cell phone system is combined, the baseband chip of wireless telecommunication system the inside and the baseband chip of cell phone system are combined.
3. the wireless telecommunication system of a kind of and mobile phone communication system complementation as claimed in claim 1, it is characterized in that: the software that will realize this system's baseband chip moves by the general dsp chip in the cell phone system, with alternative baseband chip.
4. the wireless telecommunication system of a kind of and mobile phone communication system complementation as claimed in claim 1 is characterized in that: the communication system that described system is an energy and mobile phone terminal combination, have the arrowband ability to communicate.
5. the wireless telecommunication system of a kind of and mobile phone communication system complementation as claimed in claim 1 is characterized in that: described system is one and can utilizes this system's handheld terminal to carry out the system that the relay signal transmits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201464161U CN201601668U (en) | 2010-03-29 | 2010-03-29 | Cell phone communication system-complementary wireless communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201464161U CN201601668U (en) | 2010-03-29 | 2010-03-29 | Cell phone communication system-complementary wireless communication system |
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| CN201601668U true CN201601668U (en) | 2010-10-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010201464161U Expired - Lifetime CN201601668U (en) | 2010-03-29 | 2010-03-29 | Cell phone communication system-complementary wireless communication system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101888441A (en) * | 2010-03-29 | 2010-11-17 | 北京亚际芯科技有限公司 | Wireless communication system supplementary with mobile phone communication system and implementing method thereof |
| CN103986492A (en) * | 2013-02-07 | 2014-08-13 | 利汇科技股份有限公司 | Intelligent radio system |
| CN107027099A (en) * | 2016-02-02 | 2017-08-08 | 谢世杰 | Pass through the devices and methods therefor of civilian unlicensed band emergency communication |
-
2010
- 2010-03-29 CN CN2010201464161U patent/CN201601668U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101888441A (en) * | 2010-03-29 | 2010-11-17 | 北京亚际芯科技有限公司 | Wireless communication system supplementary with mobile phone communication system and implementing method thereof |
| CN103986492A (en) * | 2013-02-07 | 2014-08-13 | 利汇科技股份有限公司 | Intelligent radio system |
| CN107027099A (en) * | 2016-02-02 | 2017-08-08 | 谢世杰 | Pass through the devices and methods therefor of civilian unlicensed band emergency communication |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: PAN WU Effective date: 20120612 Owner name: ANHUI YAJI ELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: BEIJING ASIAN INTERNATIONAL CHIP OF SCIENCE AND TECHNOLOGY CO., LTD. Effective date: 20120612 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100086 HAIDIAN, BEIJING TO: 230031 HEFEI, ANHUI PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120612 Address after: 230031 C-1 development building, KB4-4 block, hi tech Zone, Anhui, Hefei Patentee after: Anhui Yaji Electronic Technology Co., Ltd. Address before: 100086 Beijing City, Haidian District, No. 4 Co-patentee before: Pan Wu Patentee before: Beijing Asian International Chip of Science and Technology Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: ASIAN INTERNATIONAL CHIP (HEFEI) COMMUNICATIONS CO Free format text: FORMER NAME: ANHUI YAJI ELECTRONIC TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 230031 C-1 development building, KB4-4 block, hi tech Zone, Anhui, Hefei Patentee after: Asia Pacific (Hefei) communication technology Co., Ltd. Address before: 230031 C-1 development building, KB4-4 block, hi tech Zone, Anhui, Hefei Patentee before: Anhui Yaji Electronic Technology Co., Ltd. |
|
| CP03 | Change of name, title or address |
Address after: 230000 Room 602, C1 Floor, Venture Industry Park, Hefei High-tech Zone, Anhui Province Patentee after: Subcore (Hefei) Communication Technology Co., Ltd. Address before: 230031 C-1 R&D Building of KB4-4 Block in Hefei High-tech Zone, Anhui Province Patentee before: Asia Pacific (Hefei) communication technology Co., Ltd. |
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| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101006 |
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| CX01 | Expiry of patent term |