CN1913517B - Computer radio modem device of data terminal and using method thereof - Google Patents
Computer radio modem device of data terminal and using method thereof Download PDFInfo
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- CN1913517B CN1913517B CN200510041412A CN200510041412A CN1913517B CN 1913517 B CN1913517 B CN 1913517B CN 200510041412 A CN200510041412 A CN 200510041412A CN 200510041412 A CN200510041412 A CN 200510041412A CN 1913517 B CN1913517 B CN 1913517B
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Abstract
This invention relates to a data terminal as the computer mobile terminal and a radio modem including: a mobile communication part for transmitting and receiving sound and data, a terminal part for controlling and monitoring input/output of mobile communication signals, a first switch part selecting and setting the mobile communication part and radio control part in terms of control signals, a second switch part selecting and setting the path of the terminal part and the first switch part in terms of the control signal, a control part controlling the selections of paths of the first and second switches and controlling and monitoring the function part and a 24-pin part forming a transmission path to outside. The method includes: the control part judges if it should connect to the computer and judges if it sets the radio modem when connecting the computer, if so, then it cuts off the path of the computer and the terminal part and sets the path with the mobile communication part.
Description
Technical field
The present invention relates to the mobile data terminal machine is used as the computer wireless modulator-demodulator, particularly utilize the computer wireless modulation-demodulation device and the method for the data terminal set of dual-switch structure dual-purpose computer data terminating machine and radio modem.
Background technology
Above-mentioned data terminal set (DATA TERMINAL) another name is PDA (PERSONAL DIGITALASSISTANCE: personal digital assistant).Be taken as pocket (POCKET) in early days or palm (PALM) computer is developed, be referred to as the superminicomputer device with calculating, information storage and retrieval function of personal portable usefulness or professional usefulness, be used to managing schedule (SCHEDULE), calendar (CALENDAR) and directory, telephone number information etc. more.Above-mentioned PDA is the name of product of particular manufacturer, and the name of product of other manufacturer has the PALMTOP of Hewlett-Packard Corporation or the PALMPILOT of 3Com Co Ltd etc.
Generally hang with keypad on the above-mentioned data terminal set, but also have some products to hang with to be used to discern the electric induction type small panel of handwritten word, also have simultaneously soft keyboard is set.Use Microsoft's operating system (OS) or self special purpose operating system of WINDOW (form) CE (IBM), be used for personal time table or address typing storage and retrieval, calculator, monthly calendar, memorandum input etc.And along with many application programs are developed, range of application is progressively widened, and has also increased the function of tracking exchage mobile phone or beep-pager.
When above-mentioned data terminal set is connected the computer enterprising enforcement time spent, perhaps can be used as the computer mobile phone and use, perhaps can be used as the External modem (EXTERNAL MODEM) that is used for the computer wireless data communication and use.
But, when above-mentioned PDA data terminal set connection is used as mobile phone on computers or is selected mobile communication function to use as computer external radio modulator-demodulator, only has a selected function, so be necessary to develop a kind of also technology of dual-purpose above-mentioned functions that is used for selecting automatically.
Computer interconnection technique to the data terminal set that adopts prior art describes with reference to the accompanying drawings.
For the accompanying drawing of explanation prior art as follows: Fig. 1 is computer terminals and the modulator-demodulator connection status key diagram that adopts prior art; Fig. 2 is the state diagram that the data terminal set of employing prior art improvement is connected with computer; Fig. 3 is the technical development state description figure of data terminal set.
With reference to above-mentioned Fig. 1, the mode that adopts that is connected of computer and terminal is: data terminal portion 10 is connected on the computer 20, above-mentioned computer 20 is used as main frame, with the data terminal portion 10 that connects as subordinate (SLAVE) computer or terminal.
In addition, the mode that adopts that is connected of computer and modulator-demodulator is: radio modem 30 is connected on the computer 20, and the other side of above-mentioned computer 20 and appointment carries out wireless connections and comes transceive data.Realize that by above-mentioned radio modem 30 the other side of wireless connections comprises the Internet.
The mode that adopts that is connected of above-mentioned computer 20 and data terminal portion 10 or modulator-demodulator device 30 is modes of selecting from series connection (SERIAL) and (PARALLEL) data transfer mode in parallel.
The problem that above-mentioned prior art exists has: connect with computer 20 and the mode that sends data is taked the mode of serial or parallel connection and the different problems that cause as a kind of according to user or Related product, and must connect data terminal part 10 selectively or connect the problem of modulator-demodulator selectively.
Below with reference to Fig. 2 the formation that the data terminal set that adopts prior art to improve is connected with computer being described. data terminal set 40 comprises following components: be used for handling, write down storage and output displaying calendar, calculator, telephone directory management or the like its data, handle, write down storage and the output demonstration terminal part 15 from the data of outside input simultaneously; Have mobile communication mobile phone function, be used for the radio modem 35 of audio communication and data communication; By being connected the switch portion 50. of selecting the setting data transmission path according to associated control signal on the above-mentioned terminal part 15 with when above-mentioned data terminal set 40 is connected, write down storage and demonstration according to control command of self importing and data, and send to the computer 20. of above-mentioned data terminal set 40
That is, above-mentioned data terminal set 40 is handled, is exported and show the data of self importing by terminal part 15, carries out the audio communication and the data communication of mobile communication mobile phone by radio modem self.
Above-mentioned switch portion 50 is connecting under the situation of computer 20, when above-mentioned computer 20 will use data terminal set 40 as subordinate computer or terminating machine, then sets the data transfer path of computer 20 and terminal part 15 with switch; And when above-mentioned computer will use data terminal set as the external radio modulator-demodulator, then set the data transfer path of computer 20 and radio modem 35 with switch.
That is, above-mentioned computer 20 is selected to use above-mentioned data terminal set as the slave terminal machine or is selected to use to be the external radio modulator-demodulator that above-mentioned selection is by coming the setting data path according to the switch portion 50 of relevant control command switch.
With reference to Fig. 3, the mobile communication mobile phone initial stage is carried out voice communication services, along with technological development has increased 1X mode data communication below about 300Kbps, along with the further exploitation of technology has increased the function of playing the MP3 music data again, increased the EVDO mode data communication function that can carry out the above high-speed data communication of 300Kbps subsequently again.
Above-mentioned data terminal set (PDA) but be provided with processor self deal with data, also can be used for calculator, memorandum making, image making, address typing management, telephone directory management or the like simultaneously, develop rapidly along with technology, successively increased and included the data-signal that utilizes voice signal and literal and the multimedia signal dispose function of signal of video signal, and realized the wireless lan function that short-range communication is carried out in wireless connections with the bluetooth of utilizing light to carry out short-range communication.
Dexterous data terminal set (SMART PDA) be exactly on above-mentioned data terminal set the attaching mobile communication mobile phone develop, below the data terminating machine is described.
Data terminal set 40 with above-mentioned formation self can carry out sound, data and multimedia communication, but self handle simultaneously, record store various kinds of data signal and multi-media signal, and can also utilize bluetooth and WLAN (wireless local area network) and adjacent other data terminal set or computer to carry out data communication.
But, have above-mentioned formation the employing prior art data terminal set since the specification that connects with computer because of each user or manufacturer is different has nothing in common with each other, so there is non-interchangeable problem, and when when the slave terminal machine as computer uses and as radio modem, using, must import associated control signal and come the selector switch data transfer path, thereby also exist awkward problem.
Summary of the invention
The object of the present invention is to provide a kind of computer wireless modem apparatus and method of data terminal set, promptly be provided for changing the switch of data transfer path respectively at the terminal part of the mobile division of data terminal set, above-mentioned each switch of control under the state that connects computer, the computer wireless modem apparatus and the method for coming the data terminal set of dual-purpose terminating machine and radio modem.
The present invention finds out for achieving the above object, and it comprises following components: carry out wireless connections and receive and dispatch voice signal and the mobile division of data-signal with mobile communication system; By the processor that self is provided with the terminal part of demonstration is handled, writes down and exported to the data of input; Be connected the radio control section that is used to control and monitor the mobile communication signal I/O with mobile division; Select the 1st switch portion in the path of setting mobile division and radio control section with switch according to control signal; Select the 2nd switch portion in the path of setting terminal portion and the 1st switch portion with switch according to control signal; Control each Path selection of the 1st switch portion and the 2nd switch portion and control and monitor the control part of each function portion; Be connected above-mentioned the 2nd switch portion and be used to form 24 pins (pin) portion with outside data transmit path.
The present invention includes following process: the control part of data terminal set judges whether to connect the connection procedure of computer by 24 pin portions; Judge it is when connecting computer when connection procedure, then judge whether the assignment procedure of setting wireless modulator-demodulator; If assignment procedure setting wireless modulator-demodulator then cuts off the computer of the above-mentioned connection of switch and the path setting of terminal part, and the switching process in the path of configuration switch and mobile division.
Effect of the present invention with above-mentioned formation is: data terminal set is provided with self processor processing, record storage and output video data, carry out mobile communication simultaneously, after computer passes through the connector connection of 24 pin portions to this data terminal set, can it be used as mobile phone or the use of external radio modulator-demodulator according to relevant control command.
In addition, this invention also has user's effect easy to use, promptly the data terminal set that connects can be selected to use into mobile phone or external radio modulator-demodulator automatically according to relevant control command.
Description of drawings
Fig. 1 is computer terminal and the radio modem connection status key diagram that adopts prior art;
Fig. 2 is data terminal set and the computer connection status figure that adopts prior art to improve;
Fig. 3 is the technical development state description figure of data terminal set;
Fig. 4 is the computer wireless modem apparatus function constitution map of data terminal set of the present invention;
Fig. 5 is the switch wiring state key diagram of data terminal set of the present invention;
Fig. 6 is the computer wireless modulator-demodulator method flow diagram of data terminal set of the present invention.
* accompanying drawing major part symbol description *
100: data terminal set 110: mobile division 120: terminal part
130: 150: the 2 switch portion of 140: the 1 switch portion of radio control section
160: control part 170:24 pin portion 200: computer
Embodiment
Computer wireless modulatedemodulate apparatus and method to the data terminal set of this invention describes with reference to the accompanying drawings.
Be explanation the present invention, accompanying drawing is as follows: Fig. 4 is the computer wireless modulatedemodulate apparatus function constitution map of data terminal set of the present invention; Fig. 5 is the switch wiring state key diagram of data terminal set of the present invention; Fig. 6 is the computer wireless modulator-demodulator method flow diagram of data terminal set of the present invention.
The above-mentioned Fig. 4 of reference and Fig. 5 describe the computer wireless modem apparatus of data terminating machine 100, and it is with the mobile communication system wireless connections and receive and dispatch voice signal and data-signal.It comprises following components: if the 1st switch portion 140 and radio control section 130 setting signal transmission paths of controlled 160 control, then be suitable for mobile communication, if in the time of above-mentioned the 1st switch portion 140 and the 2nd switch portion 150 set paths, 150 controlled 160 controls of the 2nd switch portion and 24 pin portion setting signal transmission paths then are subjected to computer control to be suitable for the mobile division 110 of radio modem;
When storage and output demonstration being handled, being write down to the data of input by the processor that self is provided with, to handling, write down storage from the data of computer 200 output and showing, then the data of above-mentioned processing are outputed to the terminal part 120 that constitutes by mobile phone of computer 200;
Be connected the radio control section 130 that is used to control with the I/O of supervisory signal with above-mentioned mobile division;
Select the path of setting and above-mentioned mobile division 110 and radio control section 130 with switch according to control signal, when being subjected to the above-mentioned mobile division 110 of above-mentioned control part 160 controls to carry out mobile communication, set signal transmission path with above-mentioned radio control section 130, when using as External modem, the 1st switch portion 140 of the signal transmission path of setting and the 2nd switch portion 150;
Select the switch portion 150 in the path of above-mentioned terminal part 120 of setting and the 1st switch portion 140 with switch according to control signal;
This part is to be used to control each Path selection of above-mentioned the 1st switch portion 140 and the 2nd switch portion 150 and to control and monitor each function portion.If mobile division is taken as mobile communication facility and uses, then control above-mentioned the 1st switch portion 140 and control the signal transmission path of setting with radio control section 130, if above-mentioned terminal part 120 is taken as the data terminal set use or is used as mobile phone and uses, then control above-mentioned the 2nd switch portion 150 and control the signal transmission path of setting with 24 pin portions 170, and the computer 200 on being connected above-mentioned 24 pin portions 170 is when being used as above-mentioned mobile division radio modem and using, and above-mentioned mobile division then sets control part 160 with the communication path of 24 pin portions 170 by the 1st switch portion 140 and 150 controls of the 2nd switch portion;
Be connected above-mentioned the 2nd switch portion 150 and be used to form 24 pin portions 170 with outside data transfer path;
Be connected in the above-mentioned 24 pin portions by self processor the computer 200 that storage and output show is handled, write down to Large Volume Data.
The computer wireless modem apparatus of the data terminal set of this invention of formation is elaborated to having as above with reference to the accompanying drawings.
The mobile division that constitutes above-mentioned data terminal set 100 is wirelessly connected on the base station of mobile communication system (BS:BASE STATION) and receives and dispatches signal of communication, and according to using from the related communication data and the control signal of above-mentioned radio control section 130 outputs, the signal transmission path of setting according to above-mentioned the 1st switch portion 140 sends from the signal of communication of radio control section 130 outputs, simultaneously the signal of communication that receives is transferred to above-mentioned radio control section.
Above-mentioned the 1st switch portion is cut off after being controlled at for 140 controlled 160 and setting the signal of communication transmission path between above-mentioned mobile division 110 and the radio control section 130.
Storage and output demonstration are handled, write down to above-mentioned terminal part 120 by the processor of self setting to the data of input, and above-mentioned data processing comprises calculator, monthly calendar, address and telephone number management and retrieval, memorandum making, image making, moves image processing etc.
Above-mentioned terminal part 120 is handled the data of self importing, and the data from above-mentioned computer 200 inputs are write down storage and demonstration, simultaneously above-mentioned treated data is outputed on the above-mentioned computer 200, is taken as smart terminal machine or mobile phone and uses.
Promptly, when above-mentioned terminal part 120 is not connected in the 24 pin portions 170 at computer, being taken as the data terminal set 100 that is used for self deal with data uses, and when computer is connected in the above-mentioned 24 pin portions 170, if the setting communication path via the 2nd switch portion 150 that is subjected to above-mentioned control part 160 controls connects above-mentioned computer 200, the smart terminal machine or the mobile phone that then are taken as above-mentioned computer 200 use, show in the data of computer 200 outputs simple, self handles, change etc., be stored in the memory area that self is provided with, output in case of necessity on the above-mentioned computer 200.
Above-mentioned control part 160 is analyzed by the control signal of 170 pairs of inputs from computer 200 of above-mentioned 24 pin portions, when above-mentioned analysis result is computer 200 specific the other side that appointment connects with public telecommunication network is connected, control above-mentioned the 1st switch 140 and the 2nd switch 150 and cut off the path of above-mentioned terminal part 120 and computer 200 and the path of above-mentioned mobile division 110 and radio control section 130, directly set the communication paths that send data by computer 200 that is connected 24 pin portions 170 and mobile division 110.
As mentioned above, the path setting on off state of the 1st switch portion 140 of controlled 160 control and the 2nd switch portion 150 as shown in Figure 5.
Below above-mentioned Fig. 5 is described, the solid-line paths of above-mentioned the 1st switch portion 140 and the 2nd switch portion 150 has shown that above-mentioned mobile division 110 is taken as self mobile communication facility, and above-mentioned terminal part 120 is taken as the state that data terminal set used or be used as the mobile phone use of computer 200.Dashed path has shown that then computer 200 is used as above-mentioned data terminal set 100 as the external radio modulator-demodulator and uses, and is subjected to above-mentioned control part 160 controls directly to connect the state in the data transmit-receive path of computers and mobile division.
Has as above the present invention of constituting when the computer 200 that is connected with data terminal set 100 carries out transceive data with the other side's connection of appointment, control part 160 perception are also controlled the 1st switch portion 140 and the 2nd switch portion 150, set direct-connected communication path, therefore data terminal set 100 is automatically made the external radio modulator-demodulator and uses.
Below with reference to Fig. 6 the computer wireless modulator-demodulator method of the data terminal set of this invention is described.
It comprises following process:
The control part 160 of data terminal set 100 judges whether to connect the connection procedure (S100) of computer 200 by the detection case of 24 pin portions, 170 usefulness relevant regulations signals;
Judge it is when connecting computer 200, to judge whether the setting wireless modulator-demodulator when above-mentioned connection procedure.If the control part 160 of data terminal set 100 is specified the other side from the computer 200 that is connected 24 pin portions 170, and detect the regulation control signal that is used for transceive data, then judge it is to be used as the assignment procedure (S110) that radio modem uses;
If above-mentioned assignment procedure setting wireless modulator-demodulator then cuts off the computer 200 of the above-mentioned connection of switch and the path setting of terminal part 120, and the path of setting and mobile division 110.Cut off the switching process (S120) of the signal transmission path setting of computer 200 and terminal part 120 according to the control part 160 of data terminal set 100; The switching process (S130) that connects the path setting of computer 200 and mobile division 110 according to above-mentioned control part 160.
Below with reference to Fig. 6 the computer wireless modulator-demodulator method with this invention relevant data terminating machine that as above constitutes is elaborated.
The control part 160 of above-mentioned data terminal set 100 monitors 24 pin portions 170, whether come out to judge whether to connect computer 200 (S100) with the relevant regulations input, if it is to connect computer 200 that above-mentioned judged result (S100) is judged, then judge according to the associated control signal detection case whether the above-mentioned computer that is connecting 200 will be set data terminal set 100 for radio modem and use (S110).
If judge through above-mentioned control part, from the computer 200 that is connected 24 pin portions 170, detect and send the dialing control signal (S110) that is used to call out specific the other side, 160 of above-mentioned control parts control the 2nd switch 150 cuts off being connected of 24 pin portions 170 and terminal part 120, and control switch makes it be connected (S120) with the 1st switch portion 140, control above-mentioned the 1st switch portion 140 simultaneously, control switch keeps the connection status (S130) with the 2nd switch portion 150 under mobile division 110 and state that radio control section 130 is connected.
Above-mentioned computer 200 is owing to directly be connected with the mobile division 110 of data terminal set 100 and export associated control signal, thus can carry out wireless connections with desirable specific the other side, to the various data-signals of the other side's while wireless transmission/receive.
Promptly, above-mentioned computer 200 will be used as that mobile phone uses and during with specific the other side's wireless connections transceive data by the data terminal set 100 that 24 pin portions 170 connect, will be to above-mentioned data terminal set output associated control signal, so detect identification back switch setting data transmission path at control part 160, use thereby above-mentioned data terminal set 100 is used as the external radio modulator-demodulator.
Claims (2)
1. the computer wireless modem apparatus of a data terminal set is characterized in that, comprising:
Carry out wireless connections and receive and dispatch voice signal and the mobile division of data-signal with mobile communication system;
By the processor that self is provided with the terminal part of demonstration is handled and write down and exported to the data of input;
Be connected the radio control section that is used to control and monitor the mobile communication signal I/O with mobile division;
Select the 1st switch portion in the path of setting mobile division and radio control section or mobile division and the 2nd switch portion with switch according to control signal;
Select the 2nd switch portion in the path of the 24 pin portions that set and terminal part or 24 pin portions and the 1st switch portion with switch according to control signal;
Control each Path selection of the 1st switch portion and the 2nd switch portion and control and monitor the control part of each function portion;
Be connected the 2nd switch portion and be used to form 24 pin portions with outside data transmit path;
When described control part is used as the mobile communication facility use in above-mentioned mobile division, then control above-mentioned the 1st switch portion, set the signal transmission path of mobile division and radio control section; When above-mentioned terminal part is used as the data terminal set use or is used as the mobile phone use, then control above-mentioned the 2nd switch portion, the signal transmission path of setting terminal portion and 24 pin portions; When the computer that is connected 24 pin portions was used as above-mentioned mobile division as the radio modem use, above-mentioned control part was controlled the communication path of the 1st switch and the 2nd switch setting mobile division and 24 pin portions.
2. the using method of the computer wireless modulator-demodulator of a data terminal set is characterized in that, comprising:
The control part of data terminal set has judged whether to connect the connection procedure of computer by 24 pin portions;
If it is when connecting computer that above-mentioned connection procedure is judged, then judge whether the assignment procedure of setting wireless modulator-demodulator;
If above-mentioned assignment procedure setting wireless modulator-demodulator, then control part is controlled the 2nd switch portion and is cut off being connected of 24 pin portions and terminal part, and control the 2nd switch portion 24 pin portions are connected with the 1st switch portion, control described the 1st switch portion simultaneously and make the 2nd switch portion and mobile division keep the assignment procedure that is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510041412A CN1913517B (en) | 2005-08-08 | 2005-08-08 | Computer radio modem device of data terminal and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510041412A CN1913517B (en) | 2005-08-08 | 2005-08-08 | Computer radio modem device of data terminal and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1913517A CN1913517A (en) | 2007-02-14 |
| CN1913517B true CN1913517B (en) | 2010-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200510041412A Expired - Fee Related CN1913517B (en) | 2005-08-08 | 2005-08-08 | Computer radio modem device of data terminal and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1913517B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1151547A (en) * | 1995-08-31 | 1997-06-11 | 三星电子株式会社 | System having dual-purpose telephone and mouse |
| KR20040016712A (en) * | 2002-08-19 | 2004-02-25 | 엘지전자 주식회사 | Communication apparatus and method for personal digital assistant connected mobile terminal |
| US6745047B1 (en) * | 2001-03-07 | 2004-06-01 | Palmone, Inc. | System and method for using a wireless enabled portable computer system as a wireless modem |
-
2005
- 2005-08-08 CN CN200510041412A patent/CN1913517B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1151547A (en) * | 1995-08-31 | 1997-06-11 | 三星电子株式会社 | System having dual-purpose telephone and mouse |
| US6745047B1 (en) * | 2001-03-07 | 2004-06-01 | Palmone, Inc. | System and method for using a wireless enabled portable computer system as a wireless modem |
| KR20040016712A (en) * | 2002-08-19 | 2004-02-25 | 엘지전자 주식회사 | Communication apparatus and method for personal digital assistant connected mobile terminal |
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| Publication number | Publication date |
|---|---|
| CN1913517A (en) | 2007-02-14 |
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Granted publication date: 20100505 Termination date: 20180808 |