CN101841595B - Dedicated mobile communication terminal, system and method thereof - Google Patents

Dedicated mobile communication terminal, system and method thereof Download PDF

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Publication number
CN101841595B
CN101841595B CN201010042843XA CN201010042843A CN101841595B CN 101841595 B CN101841595 B CN 101841595B CN 201010042843X A CN201010042843X A CN 201010042843XA CN 201010042843 A CN201010042843 A CN 201010042843A CN 101841595 B CN101841595 B CN 101841595B
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China
Prior art keywords
mobile communication
communication signal
signal
restricted area
unrestricted
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CN201010042843XA
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CN101841595A (en
Inventor
江上月
杨维稼
潘琦
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China General Nuclear Power Corp
China Nuclear Power Engineering Co Ltd
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China General Nuclear Power Corp
China Nuclear Power Engineering Co Ltd
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Priority to CN201010042843XA priority Critical patent/CN101841595B/en
Publication of CN101841595A publication Critical patent/CN101841595A/en
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Abstract

The invention relates to a dedicated mobile communication terminal, which comprises a receiving unit and a control unit, wherein the receiving unit receives first and second mobile communication signals which are respectively transmitted by base stations of a restricted area and an unrestricted area; and the control unit judges the mobile communication signals received by the receiving unit, does not transmit an electromagnetic wave signal when the receiving unit receives the first mobile communication signal and the signal strength of the first mobile communication signal is higher than a set threshold value, and transmits the electromagnetic wave signal when the signal strength of the first mobile communication signal is lower than the set threshold value and the receiving unit receives the second mobile communication signal. The invention also relates to a dedicated mobile communication system and a method thereof. When a user holding the dedicated mobile communication terminal of the invention enters the unrestricted area from the restricted area or enters the restricted area from the unrestricted area, the dedicated mobile communication terminal can realize automatic switching, namely the dedicated mobile communication terminal cannot transmit the signal, can only realize paging function, cannot generate electromagnetic interference, but can receive and transmit the signal in the unrestricted area.

Description

A kind of dedicated mobile communication terminal, system and method thereof
Technical field
The present invention relates to the mobile communication technology field, more particularly, relate to a kind of dedicated mobile communication terminal, system and method thereof.
Background technology
Along with the development of electronics and mechanics of communication, mobile communication technology is popularization and application in daily social life, and great convenience is provided for people's life and production.But; At some special occasions, as, in nuclear power plant; According to npp safety management relevant regulations; The mobile communication terminal of meetings such as mobile phone, Personal Handyphone System transmitted radio signal does not all allow to get into factory building, and its main cause is that mobile communication terminal is the transmitting-receiving bidirectional communication terminal, and the wireless signal of its emission will cause electromagnetic interference to examining instrument and meter, second protection and a DCS system.For fear of above-mentioned electromagnetic interference, the GSM in the nuclear power plant adopts paging system mostly, but paging system is difficult to satisfy the wireless communication needs of nuclear power plant because of backward in technique, function singleness.
Summary of the invention
The technical problem that the present invention will solve is that the above-mentioned defective to prior art provides a kind of dedicated mobile communication terminal, system and method thereof.
One of the technical solution adopted for the present invention to solve the technical problems is: construct a kind of dedicated mobile communication terminal, it comprises:
Receiving element: receive first, second mobile communication signal of launching respectively by the base station in restricted area, unrestricted district;
Control unit: the mobile communication signal to said receiving element receives is judged; In the signal strength that receives first mobile communication signal and first mobile communication signal electromagnetic signals not during, in first mobile communication signal field intensity electromagnetic signals and when receiving second mobile communication signal less than said setting threshold greater than setting threshold.
Dedicated mobile communication terminal of the present invention, said control unit is in the signal strength of first mobile communication signal electromagnetic signals not less than said setting threshold and when not receiving second mobile communication signal.
Dedicated mobile communication terminal of the present invention, said receiving element also receive the data message that the base station by restricted area, unrestricted district sends out, and the control of said control unit shows said data message not.
Dedicated mobile communication terminal of the present invention also comprises the communication interface that inserts the Internet.
Dedicated mobile communication terminal of the present invention, said restricted area is not for allowing the zone of launching electromagnetic wave, and said unrestricted zone is for allowing the zone of launching electromagnetic wave.
Dedicated mobile communication terminal of the present invention, said restricted area comprise nuclear island, conventional island, recirculation pump house and main switch station.
Two of the technical solution adopted for the present invention to solve the technical problems is: construct a kind of dedicated mobile communications subsystem, it comprises:
Base station module: the base station that comprises first, second mobile communication signal that is arranged on restricted area, unrestricted district and launches respectively;
Mobile terminal module: the mobile communication signal that receives said base station module emission; And the mobile communication signal that receives judged; In the signal strength that receives first mobile communication signal and first mobile communication signal electromagnetic signals not during, in first mobile communication signal field intensity electromagnetic signals and when receiving second mobile communication signal less than said setting threshold greater than setting threshold.
Dedicated mobile communications subsystem of the present invention, said mobile terminal module is in the signal strength of first mobile communication signal electromagnetic signals not less than said setting threshold and when not receiving second mobile communication signal.
Dedicated mobile communications subsystem of the present invention, said mobile terminal module also receive the data message that the base station by restricted area, unrestricted district sends out, and said data message is shown.
Dedicated mobile communications subsystem of the present invention, said restricted area is not for allowing the zone of launching electromagnetic wave, and said unrestricted zone is for allowing the zone of launching electromagnetic wave.
Dedicated mobile communications subsystem of the present invention, said restricted area comprise nuclear island, conventional island, recirculation pump house and main switch station.
Three of the technical solution adopted for the present invention to solve the technical problems is: construct a kind of specialized mobile radio method, it comprises step:
Receiving step: mobile communication terminal receives first, second mobile communication signal of being launched respectively by the base station in restricted area, unrestricted district;
Controlled step: the mobile communication signal to receiving is judged; In the signal strength that receives first mobile communication signal and first mobile communication signal electromagnetic signals not during, in first mobile communication signal field intensity electromagnetic signals and when receiving second mobile communication signal less than said setting threshold greater than setting threshold.
Specialized mobile radio method of the present invention is in the signal strength of first mobile communication signal electromagnetic signals not less than said setting threshold and when not receiving second mobile communication signal.
Specialized mobile radio method of the present invention in said receiving step, also receives the data message that the base station by restricted area, unrestricted district sends out; In controlled step, also said data message is shown.
Specialized mobile radio method of the present invention, said restricted area is not for allowing the zone of launching electromagnetic wave, and said unrestricted zone is for allowing the zone of launching electromagnetic wave.
Specialized mobile radio method of the present invention, said restricted area comprise nuclear island, conventional island, recirculation pump house and main switch station.
The dedicated mobile communication terminal of embodiment of the present invention, system and method thereof; Has following beneficial effect: when the user of hand-held dedicated mobile communication terminal of the present invention is getting into unrestricted district or when unrestricted district gets into the restricted area from the restricted area; This dedicated mobile communication terminal can be realized automaticallying switch; Promptly can not send signal, can only realize the beep-pager function, so in restricted area, will can not produce electromagnetic interference electronic instrument, electric equipment etc. in the restricted area; Simultaneously, this dedicated mobile communication terminal not only can receive signal but also can send signal in unrestricted district, can realize two-way communication.
Description of drawings
To combine accompanying drawing and embodiment that the present invention is described further below, in the accompanying drawing:
Fig. 1 is the block diagram of dedicated mobile communication terminal one embodiment of the present invention;
Fig. 2 is the block diagram of dedicated mobile communications subsystem one embodiment of the present invention;
Fig. 3 is the flow chart of specialized mobile radio method one embodiment of the present invention.
Embodiment
As shown in Figure 1, be the block diagram of dedicated mobile communication terminal one embodiment of the present invention.In the present embodiment, this dedicated mobile communication terminal comprises receiving element 11 and control unit 12.Receiving element 11 is used to receive first, second mobile communication signal of being launched respectively by the base station in restricted area, unrestricted district; Control unit 12 is used for the mobile communication signal that receiving element 11 receives is judged; Promptly judge the classification and the signal strength thereof of the mobile communication signal receive: in the signal strength that receives first mobile communication signal and first mobile communication signal electromagnetic signals not during, in the signal strength of first mobile communication electromagnetic signals less than setting threshold and when receiving second mobile communication signal greater than setting threshold.
About the definition in restricted area and unrestricted zone, will not allow the zone definitions of launching electromagnetic wave here is restricted area, is unrestricted zone with the zone definitions that allows launching electromagnetic wave.That is, in restricted area, electromagnetic wave will exert an influence to the electronic equipment, instrument etc. in this zone, so in restricted area, this dedicated mobile communication terminal can not launching electromagnetic wave, only be used as the terminal of paging system, like beep-pager; Otherwise; In unrestricted zone; Electromagnetic wave will be not can to the electronic equipment in this zone, instrument etc. exert an influence or this zone in electronic equipment, instrument etc. are not set, so in unrestricted zone, but this dedicated mobile communication terminal launching electromagnetic wave; The terminal that can be used as intercommunication system is like mobile phone.
Obviously, in the present embodiment, also comprise the radiating circuit that is used to launch wireless signal in the control unit 12.In other embodiments, also can control unit 12 and radiating circuit independently be opened, control unit 12 sends an enable signal and controls this radiating circuit transmission or do not send electromagnetic wave signal.
In this dedicated mobile communication terminal; The mobile communication signal that 12 pairs of receiving elements 11 of control unit receive judges, the signal strength that also is included in first mobile communication signal is electromagnetic signals not less than setting threshold and when not receiving second mobile communication signal.
In this dedicated mobile communication terminal, receiving element 11 also receives the data message that the base station by restricted area, unrestricted district sends out, and control unit 12 controls show said data message.
Obviously, in the present embodiment, also comprise display unit in the control unit 12.In other embodiments, also can control unit 12 and display unit independently be opened, control unit 12 control display unit show said data message.
Further, control unit 12 also can comprise voice playing device, can said data message be reported with the form of voice.
In addition, this dedicated mobile communication terminal also can be provided with communication interface and the interface circuit that inserts the Internet, and certainly, this communication interface and interface circuit also can provide the wireless access way of the Internet.
The private communication portable terminal of present embodiment is particularly useful for the employee of nuclear power plant, doctor of hospital or the like, further, and also applicable to the substitute teacher of school.
Among the present invention; Said setting threshold is a critical value of setting according to the signal strength of first mobile communication signal of the base station transmission of restricted area; Its concrete data are provided with according to actual demand; Be provided with relevant, also relevant with the division in restricted area and unrestricted district with the base station that is arranged on restricted area and unrestricted district.
As shown in Figure 2, be the block diagram of dedicated mobile communications subsystem one embodiment of the present invention.In the present embodiment, this dedicated mobile communications subsystem comprises base station module 21 and mobile terminal module 22.Base station module 21 comprises the base station of first, second mobile communication letter that is separately positioned on restricted area, unrestricted district and launches respectively; Mobile terminal module 22 is used to receive the mobile communication signal of base station module 21 emissions; And the mobile communication signal that receives judged; Promptly judge the classification and the signal strength thereof of the mobile communication signal receive: in the signal strength that receives first mobile communication signal and first mobile communication signal electromagnetic signals not during, in the signal strength of first mobile communication electromagnetic signals less than setting threshold and when receiving second mobile communication signal greater than setting threshold.
In this dedicated mobile communications subsystem; 22 pairs of mobile communication signals that receive of mobile terminal module judge, the signal strength that also is included in first mobile communication signal is electromagnetic signals not less than setting threshold and when not receiving second mobile communication signal.
In this dedicated mobile communications subsystem, said mobile terminal module 22 also receives the data message that the base station by restricted area, unrestricted district sends out, and said data message is shown.
In addition, mobile terminal module 22 also can comprise voice playing device, can said data message be reported with the form of voice.In a word, the every device and assembly that can accurately obtain said data message all can be arranged on this mobile terminal module 22.
Mobile terminal module 22 in the present embodiment has all functions of the dedicated mobile communication terminal described in the embodiment 1, and is not limited thereto.
As shown in Figure 3, be the flow chart of specialized mobile radio method one embodiment of the present invention.In the present embodiment, this specialized mobile radio method comprises step:
Beginning step S0: beginning.
Receiving step S1: mobile communication terminal receives first, second mobile communication signal of being launched respectively by the base station in restricted area, unrestricted district.
Controlled step S2: the mobile communication signal to receiving is judged; Promptly judge the classification and the signal strength thereof of the mobile communication signal receive: in the signal strength that receives first mobile communication signal and first mobile communication signal electromagnetic signals not during, in first mobile communication signal field intensity electromagnetic signals and when receiving second mobile communication signal less than setting threshold greater than setting threshold.And, in the signal strength of first mobile communication signal electromagnetic signals not less than setting threshold and when not receiving second mobile communication signal.
End step S3: finish.
Based on the foregoing description, in said receiving step S1, also receive the data message that the base station by restricted area, unrestricted district sends out; So, in controlled step S2, also comprise said data message is shown, or said data message carried out voice broadcast.
Above-mentioned specialized mobile radio method can adopt the dedicated mobile communication terminal described in the embodiment 1, and is applicable to the control method of the special mobile way system described in the embodiment 2.
As above, when applying the present invention to nuclear power plant, nuclear power plant is divided into two zones; Be restricted area and unrestricted district; The restricted area generally comprises nuclear island, conventional island, recirculation pump house and main switch station, and other zone of nuclear power plant is unrestricted district, so; Be provided with the base station of launching first mobile communication signal at restricted area, be provided with the base station of emission second mobile communication signal in unrestricted zone.
So, when the user of hand-held dedicated mobile communication terminal of the present invention is getting into unrestricted district or when unrestricted district gets into the restricted area, can realize automaticallying switch from the restricted area.That is, this dedicated mobile communication terminal can only receive wireless signal in the restricted area, can not send wireless signal, can only realize the function of beep-pager, so will can not cause electromagnetic interference to examining instrument and meter, second protection and a Digitizing And Control Unit; This dedicated mobile communication terminal both can receive signal in unrestricted district, can send signal again, realized two-way communication, can be used as general portable terminal and used.
In this dedicated mobile communications subsystem and the method; Mobile terminal module or mobile communication terminal can receive broadcasting, multicast and the point-to-point note that specific control desk sends at restricted area and unrestricted zone; Simultaneously, also can receive broadcasting, multicast and the point-to-point note of sending by the dedicated mobile communication terminal that is positioned at unrestricted zone.Wherein, Said specific control desk generally is used for specific unit or harpoon the staff of our unit or tissue is sent certain type of information specific; Control is sent about the relevant customizing messages of nuclear power station to the employee of nuclear power plant etc. like the control desk of nuclear power station, and the control desk control of certain hospital is sent about medical personnel of relevant customizing messages to this hospital of this hospital or the like.
The terminal mutual communication that this dedicated mobile communication terminal also can provide with telecom operators in unrestricted zone, broadcasting, multicast and the point-to-point note that send at the terminal that in restricted area, can receive telecom operators simultaneously provides.
Further, in this dedicated mobile communications subsystem and the method, mobile terminal module or mobile communication terminal also can insert the Internet, certainly, also comprise with wireless access way connecting the Internet.
The above is merely embodiments of the invention, not in order to restriction the present invention, all any modifications of in spirit of the present invention and principle, being done, is equal to and replaces or improvement etc., all should be included in protection scope of the present invention.

Claims (13)

1. a dedicated mobile communication terminal is characterized in that, comprising:
Receiving element: receive first, second mobile communication signal of launching respectively by the base station in restricted area, unrestricted district; Said restricted area is not for allowing the zone of launching electromagnetic wave, and said unrestricted district is for allowing the zone of launching electromagnetic wave;
Control unit: the mobile communication signal to said receiving element receives is judged; In the signal strength that receives first mobile communication signal and first mobile communication signal electromagnetic signals not during, in first mobile communication signal field intensity electromagnetic signals and when receiving second mobile communication signal less than said setting threshold greater than setting threshold.
2. dedicated mobile communication terminal according to claim 1 is characterized in that, said control unit is in the signal strength of first mobile communication signal electromagnetic signals not less than said setting threshold and when not receiving second mobile communication signal.
3. dedicated mobile communication terminal according to claim 1 and 2 is characterized in that, said receiving element also receives the data message that the base station by restricted area, unrestricted district sends out, and the control of said control unit shows said data message.
4. dedicated mobile communication terminal according to claim 1 and 2 is characterized in that, also comprises the communication interface that inserts the Internet.
5. dedicated mobile communication terminal according to claim 1 is characterized in that, said restricted area comprises nuclear island, conventional island, recirculation pump house and main switch station.
6. a dedicated mobile communications subsystem is characterized in that, comprising:
Base station module: the base station that comprises first, second mobile communication signal that is arranged on restricted area, unrestricted district and launches respectively; Said restricted area is not for allowing the zone of launching electromagnetic wave, and said unrestricted district is for allowing the zone of launching electromagnetic wave;
Mobile terminal module: the mobile communication signal that receives said base station module emission; And the mobile communication signal that receives judged; In the signal strength that receives first mobile communication signal and first mobile communication signal electromagnetic signals not during, in first mobile communication signal field intensity electromagnetic signals and when receiving second mobile communication signal less than said setting threshold greater than setting threshold.
7. dedicated mobile communications subsystem according to claim 6 is characterized in that, said mobile terminal module is in the signal strength of first mobile communication signal electromagnetic signals not less than said setting threshold and when not receiving second mobile communication signal.
8. according to claim 6 or 7 described dedicated mobile communications subsystems, it is characterized in that said mobile terminal module also receives the data message that the base station by restricted area, unrestricted district sends out, and said data message is shown.
9. dedicated mobile communications subsystem according to claim 6 is characterized in that, said restricted area comprises nuclear island, conventional island, recirculation pump house and main switch station.
10. a specialized mobile radio method is characterized in that, comprises step:
Receiving step: mobile communication terminal receives first, second mobile communication signal of being launched respectively by the base station in restricted area, unrestricted district; Said restricted area is not for allowing the zone of launching electromagnetic wave, and said unrestricted district is for allowing the zone of launching electromagnetic wave;
Controlled step: the mobile communication signal to receiving is judged; In the signal strength that receives first mobile communication signal and first mobile communication signal electromagnetic signals not during, in the signal strength of first mobile communication electromagnetic signals less than said setting threshold and when receiving second mobile communication signal greater than setting threshold.
11. specialized mobile radio method according to claim 10 is characterized in that, in the signal strength of first mobile communication signal electromagnetic signals not less than said setting threshold and when not receiving second mobile communication signal.
12. according to claim 10 or 11 described specialized mobile radio methods, it is characterized in that, in said receiving step, also receive the data message that the base station by restricted area, unrestricted district sends out; In controlled step, also said data message is shown.
13. specialized mobile radio method according to claim 10 is characterized in that, said restricted area comprises nuclear island, conventional island, recirculation pump house and main switch station.
CN201010042843XA 2010-01-20 2010-01-20 Dedicated mobile communication terminal, system and method thereof Active CN101841595B (en)

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Publication number Priority date Publication date Assignee Title
CN102143263A (en) * 2010-10-25 2011-08-03 华为终端有限公司 Security detection method, security detection device and wireless communication system
CN102256013B (en) * 2011-07-06 2014-02-19 中科华核电技术研究院有限公司 Mobile terminal and communication method thereof applied to nuclear power plant
CN103906168A (en) 2014-04-11 2014-07-02 中广核工程有限公司 Composite mobile communication method, terminal and system for nuclear power station
CN105554795B (en) * 2015-12-28 2021-12-28 中广核工程有限公司 Wireless communication method and device for nuclear power plant

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Address after: 518023 No. 69 Shennan Middle Road, Shenzhen, Guangdong, Futian District

Co-patentee after: CHINA GENERAL NUCLEAR POWER Corp.

Patentee after: CHINA NUCLEAR POWER ENGINEERING Co.,Ltd.

Address before: 518023 No. 69 Shennan Middle Road, Shenzhen, Guangdong, Futian District

Co-patentee before: CHINA GUANGDONG NUCLEAR POWER GROUP Co.,Ltd.

Patentee before: CHINA NUCLEAR POWER ENGINEERING Co.,Ltd.

CP01 Change in the name or title of a patent holder