CN1075909C - Changeable radio module set communication device - Google Patents
Changeable radio module set communication device Download PDFInfo
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- CN1075909C CN1075909C CN97123009A CN97123009A CN1075909C CN 1075909 C CN1075909 C CN 1075909C CN 97123009 A CN97123009 A CN 97123009A CN 97123009 A CN97123009 A CN 97123009A CN 1075909 C CN1075909 C CN 1075909C
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Abstract
The present invention relates to a changeable radio frequency module set communication device which comprises a radio frequency signal processing device used for receiving and processing a first radio frequency signal, a switching device which is connected with the radio frequency signal processing device and is used for transmitting the first output signal to an information processing device used for receiving and processing the first output signal by the switching device, wherein the switching device is used for electrically coupling the radio frequency signal processing device with the information processing device to enable the information processing device to receive the first output signal by the switching device; when a second radio frequency signal with different frequencies or different specifications needs to be processed by the communication device, a corresponding radio frequency signal processing device can be provided.
Description
The utility model relates to a kind of communication device of independent radio frequency module, particularly can change the radio frequency module relevant for a kind of, and the communication device of handling different-format or frequency.
In general beep-pager (beeper) or wireless telecommunication system, because the base station of different regions has different forms, so the signal of emission also has different specifications.The general at home used signal specification of beep-pager has two kinds, first POCSAG, and another is FLEX.And general circuit inside pager as shown in Figure 1, has radio-frequency (RF) signal (radio signal) processing unit 100, is used for receiving the less radio-frequency signal of being launched by platform 102 104.After central processing device 100 processing, less radio-frequency signal 104 becomes fundamental frequency digital signals 106.
This fundamental frequency digital signals 106 is sent to decoding device 108 and becomes inner digital signals 110 through decoding then, and is sent to CPU 120.And 120 treatable data formats of CPU are identical with 108 treatable data formats of decoding device, and what CPU 120 was used for the data of handling is the software that can handle inner digital signals 110 specifications with one.The form of inner digital signals 110 in fact is exactly the signal specification that platform 102 is sent, and through after CPU 120 processing, inner digital signals 110 contained information are sent to random access memory 125, with information storage in memory.And send a signal to display 130, notify the user to have information to enter system by symbols displayed on the display 130.
This traditional beep-pager limits to some extent in the area of using, because the specification that signal was suitable for is had nothing in common with each other, so same beep-pager can only be suitable for a kind of signal of specification, when will entering regional use of signal of another different size, this beep-pager just can't be suitable for.Because all circuit inside pagers are based upon on the same group of circuit board, that is to say that all modules are all on same group of circuit board, when the signal that will be suitable for another kind of specification or the signal of another kind of frequency, because central processing device 100 and decoding device 108, treatable signal specification different with the signal that is received, unless receive the central processing device and the decoding device of signal this moment so there is another group to be applicable to, otherwise this communication system (beep-pager) can't operate.
In view of above-mentioned background of invention, traditional beep-pager is understood because of the employed signal specification of platform difference, and can limit to some extent in the area of using.Because the specification that signal was suitable for is had nothing in common with each other,, when will entering another signal that uses different size area, this beep-pager just can't be suitable for so same beep-pager only is suitable for a kind of signal of specification.Because all traditional pagers internal circuits are mounted on the same group of circuit board, that is to say that all modules are all on same group of circuit board, when the signal that will be suitable for another kind of specification or the signal of another frequency, because central processing device and decoding device treatable signal specification different with the signal that is received, unless receive the central processing device and the decoding device of signal this moment so there is another group to be applicable to, otherwise this beep-pager can't operate.
The objective of the invention is to allow the user in the time will receiving the signal of different size, to change the radio frequency module easily, and make the beep-pager normal operation in order to allow the user can dismantle and change again the radio frequency module very easily.
In order to realize purpose of the present invention, the technical scheme that the present invention takes is: the communication device of a kind of changeable radio module (radio frequency module) is characterized in that this communication device comprises at least:
Central processing device is used for receiving and handling one first radio-frequency (RF) signal, obtaining the contained information of this radio-frequency (RF) signal, and transmits this information and one first output signal; Described central processing device comprises at least: lowering freqyency device is used to receive this first radio-frequency (RF) signal, to produce a baseband signal; And decoding device, be used for this baseband signal is decoded, this decoding device can only be done decoding to having this baseband signal of same size, this decoding device receives after the specification detection signal, when this baseband signal is one first specification, send specification reaction signal, when this baseband signal is one second specification, do not send this specification reaction signal;
Switching device is used to be connected to this central processing device, receives this information and this first output signal by this central processing device, and transmits this information and this first output signal; Described switching device is one first electrical couplings device, this first electrical couplings device connects this decoding device and this information processor, so that this information and this first output signal are sent to this decoding device, this first electrical couplings device is as the usefulness of the electrical couplings of this central processing device and information processor; And,
Information processor, be used to be connected to this switching device, receive this information and this first output signal by this switching device, handle this information according to the specification of this information then, this switching device system is used for this central processing device and this information processor are done electrical couplings, make this information processor receive this information and this first output signal by this switching device, when this communication device desire is handled one second radio-frequency (RF) signal of a different frequency or different size, can use and be fit to handle this different frequency or this central processing device and this switching device of this second radio-frequency (RF) signal of different size, be directly connected to this information processor, to handle this second radio-frequency (RF) signal to obtain this information; Described information processor comprises at least:
The second electrical couplings device is used to be coupled to this first electrical couplings device, to receive this information and with first output signal;
Central processing unit is used to be connected to this second electrical couplings device, receiving this information and this first output signal, and handles this first output signal to produce a memory signal and a display signal;
Storage device is used to be connected to this central processing unit, receiving this memory signal, and will remember data logging that signal includes in storage device; And
Display unit is used to be connected to this central processing unit, receiving this display signal, and the data that this display signal includes is presented on this display unit.
Said apparatus, wherein: the first electrical couplings device in the described conversion equipment is a socket.
Said apparatus, wherein: the second electrical couplings device in the described information processor is a plug, and this plug is used for and this socket electrical couplings.
Said apparatus, wherein: the central processing unit in the described information processor is handled this information according to the specification of this information, give this specification detection signal to have or not this specification reaction signal to this central processing device and decide according to this central processing unit, if have this specification reaction signal then this central processing unit handle this information according to this first specification, if do not have this specification reaction signal then this central processing unit handle this information according to this second specification.
Said apparatus, wherein: described central processing unit is a CPU (Central ProcessingUnit:CPU).
Said apparatus, wherein: the storage device in the described information processor is a random access memory (Random Access Memory:RAM).
Said apparatus, wherein: described display unit is a LCD (Liquid CrystalDisplay:LCD).
Specific structural features of the present invention is further provided by following embodiment and accompanying drawing thereof.
Fig. 1 is that the signal of traditional beep-pager transmits and circuit structure diagram.
Fig. 2 is that the signal of beep-pager of the present invention transmits and circuit structure diagram.
Because traditional beep-pager just can not operate simultaneously in the reception specification that signal was suitable for, receive the central processing device and the decoding device of signal this moment unless there is another group to be applicable to, this communication system (beep-pager) could operate.So can under the situation that does not change equipment, use original beep-pager after entering the signal zone of using different size and frequency for the convenience of the users as far as possible, the present invention is installed in radio frequency module in the beep-pager and decoding device on the set of circuits plate, and the CPU that will handle data is structured on another sheet circuit board, and do electrically connect with a jockey in the middle of these two circuit boards, make that the user can these two circuit boards for convenience detach, use this communication system (beep-pager) in different size signal area to make things convenient for the user.
The system construction drawing of this communication system as shown in Figure 2, its structure is roughly identical with traditional pagers, just the radio frequency module is at same circuit board with decoding device, and CPU is on another sheet circuit board, and electrically connect is done with a jockey in these two circuit boards centres.And in order to handle the signal of different size, the user can use same CPU, and changes the decoding device and the radio frequency module of different size or frequency.Because jockey of the present invention is to adopt the mode of joint to handle when connecting or remove, so very convenient when conversion radio frequency module.
In beep-pager of the present invention or wireless telecommunication system, with radio-frequency (RF) signal (radio signal) processing unit 200, to receive the less radio-frequency signal of being launched by platform 202 204.After central processing device 200 processing, the wireless radio-frequency (RF) signal 204 of penetrating becomes fundamental frequency digital signals 206.This wireless baseband signal 206 is sent to decoding device 208 then, and becomes inner digital signals 210 through decoding.See through the first electrical couplings device 212 then inner digital signals 210 be sent to the second electrical couplings device 214, and then by the second electrical couplings device 214 with inner digital signals 210, be sent to CPU 220.
And that 220 treatable data specifications of CPU and decoding device 208 chase after treatable data specification is identical, and CPU 220 is used for the data of handling, and is the software that can handle inner digital signals 210 specifications with one.The specification of inner digital signals 210 in fact is exactly the specification of the signal that sent of platform 202.And central processing device 200, decoding device 208 and the first electrical couplings device 212 are structured on the same circuit board 215, promptly are radio frequency module and the decoding device that has comprised this beep-pager on this circuit board 215.
Inner digital signals 210 is sent to CPU 220, and after the software processes through the specification that can handle inner digital signals 210, inner digital signals 210 contained information are comprised in the store information and are sent to random access memory 225, with information storage in memory.And send a display signal to display 230, notify the user to have information to enter system by symbols displayed on the display 230.And the second electrical couplings device 214 of the present invention, CPU 220, random access memory 225 and display 230 are structured on the same circuit board 216.
In the present invention, the first electrical couplings device 212 can be a socket, and the second electrical couplings device 214 can be a plug, as long as these two electrical couplings devices can carry out electrical couplings, promptly can be used as the usefulness of two circuit board electrical couplings of the present invention, be not limited to plug and socket that present embodiment is lifted.And the present invention can remove original radio frequency module and decoding device, and new radio frequency module and decoding device are connected on the second electrical couplings device 214 in the time will receiving the signal of a different size.Because all circuit of radio frequency module and decoding device all are installed on the same circuit board, so dismantle very convenient.
Change the outfit radio frequency module and decoding device and also receive the less radio-frequency signal of being launched by platform 202 204 after, decoding device 208 can be sent a specification detection signal 234, arrives CPU 220 via the first electrical couplings device 212 and the second electrical couplings device 214.If the signal specification that this decoding device can be separated is POCSAG, then CPU 220 can be passed one back and respond signal 239, arrives decoding device 208 via the second electrical couplings device 214 and the first electrical couplings device 212.So CPU 220 is handled inner digital signals 210 just with the software that can handle inner digital signals 210 specifications.If yet CPU 220 is not received the signal of response, just the software that can use the inside digital signals 210 that can handle another kind of specification is to handle signal.This kind judges that the method for signal specification is not unique, and every have a function of the present invention, only is that to be used for differentiating the method and apparatus of specification of the signal of receiving different, all should be included within system of the present invention spirit and the scope.
Claims (7)
1. the communication device of a changeable radio module is characterized in that, this communication device comprises at least:
Central processing device is used for receiving and handling one first radio-frequency (RF) signal, obtaining the contained information of this radio-frequency (RF) signal, and transmits this information and one first output signal; Described central processing device comprises at least: lowering freqyency device is used to receive this first radio-frequency (RF) signal, to produce a baseband signal; And decoding device, be used for this baseband signal is decoded, this decoding device can only be done decoding to having this baseband signal of same size, this decoding device receives after the specification detection signal, when this baseband signal is one first specification, send specification reaction signal, when this baseband signal is one second specification, do not send this specification reaction signal;
Switching device is used to be connected to this central processing device, receives this information and this first output signal by this central processing device, and transmits this information and this first output signal; Described switching device is one first electrical couplings device, this first electrical couplings device connects this decoding device and this information processor, so that this information and this first output signal are sent to this decoding device, this first electrical couplings device is as the usefulness of the electrical couplings of this central processing device and information processor; And,
Information processor, be used to be connected to this switching device, receive this information and this first output signal by this switching device, handle this information according to the specification of this information then, this switching device system is used for this central processing device and this information processor are done electrical couplings, make this information processor receive this information and this first output signal by this switching device, when this communication device desire is handled one second radio-frequency (RF) signal of a different frequency or different size, can use and be fit to handle this different frequency or this central processing device and this switching device of this second radio-frequency (RF) signal of different size, be directly connected to this information processor, to handle this second radio-frequency (RF) signal to obtain this information; Described information processor comprises at least:
The second electrical couplings device is used to be coupled to this first electrical couplings device, to receive this information and with first output signal;
Central processing unit is used to be connected to this second electrical couplings device, receiving this information and this first output signal, and handles this first output signal to produce a memory signal and a display signal;
Storage device is used to be connected to this central processing unit, receiving this memory signal, and will remember data logging that signal includes in storage device; And
Display unit is used to be connected to this central processing unit, receiving this display signal, and the data that this display signal includes is presented on this display unit.
2. device as claimed in claim 1 is characterized in that: the first electrical couplings device in the described conversion equipment is a socket.
3. device as claimed in claim 1 is characterized in that: the second electrical couplings device in the described information processor is a plug, and this plug is used for and this socket electrical couplings.
4. device as claimed in claim 1, it is characterized in that: the central processing unit in the described information processor is handled this information according to the specification of this information, give this specification detection signal to have or not this specification reaction signal to this central processing device and decide according to this central processing unit, if have this specification reaction signal then this central processing unit handle this information according to this first specification, if do not have this specification reaction signal then this central processing unit handle this information according to this second specification.
5. device as claimed in claim 4 is characterized in that: described central processing unit is a CPU.
6. device as claimed in claim 1 is characterized in that: the storage device in the described information processor is a random access memory.
7. device as claimed in claim 1 is characterized in that: described display unit is a LCD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97123009A CN1075909C (en) | 1997-11-26 | 1997-11-26 | Changeable radio module set communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97123009A CN1075909C (en) | 1997-11-26 | 1997-11-26 | Changeable radio module set communication device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1218336A CN1218336A (en) | 1999-06-02 |
| CN1075909C true CN1075909C (en) | 2001-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97123009A Expired - Fee Related CN1075909C (en) | 1997-11-26 | 1997-11-26 | Changeable radio module set communication device |
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| Country | Link |
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| CN (1) | CN1075909C (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991020136A1 (en) * | 1990-06-18 | 1991-12-26 | Motorola, Inc. | Selective call receiver having a variable frequency vibrator |
| CN1082787A (en) * | 1992-05-20 | 1994-02-23 | 日本电气株式会社 | Radio Pager |
-
1997
- 1997-11-26 CN CN97123009A patent/CN1075909C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991020136A1 (en) * | 1990-06-18 | 1991-12-26 | Motorola, Inc. | Selective call receiver having a variable frequency vibrator |
| CN1082787A (en) * | 1992-05-20 | 1994-02-23 | 日本电气株式会社 | Radio Pager |
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| Publication number | Publication date |
|---|---|
| CN1218336A (en) | 1999-06-02 |
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