CN100463481C - A method and system for implementing short distance wireless communication in public switched telephone network - Google Patents
A method and system for implementing short distance wireless communication in public switched telephone network Download PDFInfo
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Abstract
The invention discloses a method and system for realizing short distance wireless communication in public telephone exchanging network, which is used between the public telephone exchanging network and wireless mobile communication network, through connecting a PSTN wireless accessing unit on the public telephone switching network, and arranging a double-model wireless terminal which can be used in wireless mobile communication network; the double-model wireless terminal is transplanted to the PSTN wireless accessing unit range, and creates wireless communication channel with the double-model wireless terminal through the PSTN wireless accessing unit, the double-model wireless terminal can register can connect to the PSTN wireless accessing unit automatically or manually, and accesses in the public telephone switching network. The method and system use the current public telephone switching network resources fully, provides convenient voice and data service to user with low cost.
Description
Technical field
The present invention relates to a kind of method and system that utilizes public telephone network and wireless telecommunications net to carry out communication, relate in particular to a kind of in public switched telephone network realization voice and the method for data wireless communication and the system that realizes this method.
Background technology
At present, about 2.8 hundred million person-times of the annual travel for commercial purpose in the whole world, wherein 20% support that needs Internet net or Intranet is for wireless access technology has been opened up huge application.For the mobile subscriber, its service that needs is divided into two classes, voice service and data, services.Existing communication system provides different solutions at different application.
Wireless telecommunication systems such as GSM, CDMA mainly provide voice service to the cellphone subscriber at present, along with GSM network and CDMA to 2.5G and 3G evolution, data, services shared ratio in mobile communication network is also more and more heavier, but complicated network configuration and huge equipment investment bring is expensive user's cost of use.Simultaneously, owing to need more powerful base station and antenna, the radiation of human body also be can not be ignored.
Though PHS system cost of the phone call is cheap relatively, but for operator, set up the PHS network and mean huge system equipment investment equally, for users, in the low expense of enjoying PHS, the property roamed of terminal and the coverage of network are again far away not as good as GSM and cdma network.If the user wants to use in this locality the PHS mobile phone, and use GSM or CDMA mobile phone when going on business, just must buy two mobile phones respectively, the user has been increased use cost, also caused the inconvenience of carrying.With 802.11x standard (IEEE WLAN standard) and HiperLAN/2 standard (WLAN standard that ETSI is developing) is that the WLAN (wireless local area network) of representative has also obtained huge progress in recent years, but it mainly provides data, services, though can provide bigger facility for the mobile office user who carries the notebook computer that is equipped with wireless LAN card, be difficult to be used with radio mobile communication terminal such as mobile phone.
Summary of the invention
The technical problem to be solved in the present invention is, a kind of method and system that utilizes public switched telephone network to realize the wireless access communication is provided, it can make full use of existing public switched telephone network resource, facilitate and voice-and-data service cheaply to mobile phone users, the user can be switched in mobile public network and public switched telephone network (PSTN) when using terminal flexibly.
For solving the problems of the technologies described above, the invention provides a kind of in public switched telephone network realization short-distance wireless communication system, it comprises: a bimodulus wireless terminal, comprise the mobile module and the terminal low-consumption wireless communication module that are used for the radio mobile communication network, carry out communication by data-interface and digital audio interface between described mobile module and the described terminal low-consumption wireless communication module; One public switched telephone network PSTN Wireless Access Unit, comprise the PSTN interface module, central processing unit, the access unit low-consumption wireless communication module that are used to connect described public switched telephone network, described central processing unit is controlled conversion and the transmission that described PSTN interface module realizes phone pulse signal and digital signal, controls described access unit low-consumption wireless communication module simultaneously and moves the transmitting-receiving that corresponding home control network communication protocol is realized wireless communication signal;
When described wireless terminal with double mode is in the data-signal coverage of described Wireless Access Unit, but described wireless terminal with double mode automatic or manual registration also is connected on the described Wireless Access Unit, and described terminal low-consumption wireless communication module will be realized inserting with the wireless telecommunications of described public switched telephone network PSTN by described access unit low-consumption wireless communication module.
Above-mentioned short-distance wireless communication system, its characteristics are that described mobile module comprises again:
One baseband circuit module is used to realize voice coding/decoding, channel coding/decoding, encrypt/decrypt, mould/number and D/A switch, equilibrium;
One radio-frequency (RF) circuit module is used to realize the various voice to the GSM/GPRS/CDMA system, modulating/demodulating, amplification and the emission/reception of digital information.
Above-mentioned short-distance wireless communication system, its characteristics are that described terminal low-consumption wireless communication module is blue tooth wireless communication module or home radio HomeRF wireless communication module.
Above-mentioned short-distance wireless communication system, its characteristics are, described baseband circuit module further comprises the digital baseband chip of built-in dsp processor kernel, and described digital baseband chip is provided with control and command interface and the digital audio interface that is connected with described terminal low-consumption wireless communication module; Described control and command interface are unity of command interfaces that calls described terminal low-consumption wireless communication module master chip underlying resource; Described digital audio interface is used to provide the voice-grade channel between described digital baseband chip and the described terminal low-consumption wireless communication module.
Above-mentioned short-distance wireless communication system, its characteristics are that described terminal low-consumption wireless communication module and described digital baseband chip are integrated on the same cell phone mainboard; Perhaps described terminal low-consumption wireless communication module and described digital baseband chip link together by mobile phone bottom connector.
Above-mentioned short-distance wireless communication system, its characteristics are that the wireless telecommunications of described terminal low-consumption wireless communication module and described public switched telephone network PSTN are that voice are or/and data communication.
Above-mentioned short-distance wireless communication system, its characteristics are, described PSTN interface module comprises RJ11 interface, signal tone identification and control circuit, speech processing circuit, DTMF DTMF pulsing circuit and caller identification circuit, described sound identification and control circuit, speech processing circuit, dtmf dialing circuit and caller identification circuit interconnect with described central processing unit respectively, and described central processing unit is connected with described access unit low-consumption wireless communication module with command interface with control by digital audio interface.
Above-mentioned short-distance wireless communication system, its characteristics are that described PSTN interface module further comprises modulation-demodulation circuit, and described modulation-demodulation circuit is connected with described central processing unit.
Above-mentioned short-distance wireless communication system, its characteristics are that described central processing unit is the flush bonding processor of described access unit low-consumption wireless communication module inside.
In order to realize above-mentioned purpose better, the present invention also provides a kind of and has realized the short-distance wireless communication method at public switched telephone network, is used between public switched telephone network and the radio mobile communication network, and it comprises the steps:
Above-mentioned short-distance wireless communication method, its characteristics are, in step 2, comprise that also one shows the step of the described PSTN Wireless Access Unit title that inquires in the equipment display list of described wireless terminal with double mode.
Above-mentioned short-distance wireless communication method, its characteristics are that the process that connects in registration described in the step 2 is meant that described wireless terminal with double mode matches and the step of authentication on described PSTN Wireless Access Unit.
Above-mentioned short-distance wireless communication method, its characteristics be, the step of described pairing and authentication is by in wireless terminal with double mode input PIN code, creates link key and carry out the step of respective encrypted.
Above-mentioned short-distance wireless communication method, its characteristics are, also further comprise the caller step of described wireless terminal with double mode initiation audio call.
Above-mentioned short-distance wireless communication method, its characteristics are, comprise further that also described wireless terminal with double mode receives the called step from described public switched telephone network audio call.
Above-mentioned short-distance wireless communication method, its characteristics are, comprise further that also described wireless terminal with double mode will carry out the step of calling transfer from the calling of radio mobile communication net to described Wireless Access Unit.
Above-mentioned short-distance wireless communication method, its characteristics are that described wireless telecommunications passage is voice and/or data-signal communication channel.
The present invention has following advantage: realize the system and method that short-distance wireless inserts by what wireless dual mode terminal and Wireless Access Unit were constructed on public switched telephone network, do not need a large amount of equipment investments and complicated network configuration, save a large amount of telephone expenses can for the user of family, office or the public telephone point that the crowd is dense, and realize the data communication function of family or working environment.Simultaneously, improved the utilance of PSTN net greatly.
Further specify purpose embodiment of the present invention below in conjunction with accompanying drawing
Description of drawings
Fig. 1 realizes that on public switched telephone network the system that short-distance wireless inserts forms schematic diagram
Fig. 2 is that wireless terminal with double mode hardware is formed schematic diagram
Fig. 3 is that PSTN Wireless Access Unit hardware is formed schematic diagram
Fig. 4 is wireless terminal with double mode calling procedure figure
Fig. 5 is wireless terminal with double mode called flow figure
Fig. 6 is that wireless terminal with double mode carries out the calling transfer flow chart to the PSTN Wireless Access Unit
Embodiment
In Fig. 1, disclosed system, comprise a plurality of PSTN Wireless Access Unit G1, Gn is linked into PSTN public switched telephone network 1 by ordinary telephone line, this PSTN Wireless Access Unit 3 can be installed in parallel with the phone in family, office or the phonebooth or use separately, also can be embedded in the plain old telephone as a hardware module.
By bluetooth or HomeRF home radio communication modes and this PSTN Wireless Access Unit 3 carry out wireless telecommunications can be a plurality of wireless terminal with double mode M1 ... Mn, these a plurality of wireless terminal with double mode 2 can use as portable terminal in mobile public network 4.This wireless terminal with double mode 2 can be a kind of dual-mode cellular telephone in the present embodiment, this dual-mode cellular telephone can use as regular handset usually, in case enter in the signal cover of this PSTN Wireless Access Unit 3, can switch to the low-consumption wireless communication mode by automatic or manual, just can insert PSTN public switched telephone network 1 this moment and carry out voice or data communication by this PSTN Wireless Access Unit 3 that closes on.
Fig. 2 is that the hardware of wireless terminal with double mode 2 is formed schematic diagram, in the present embodiment, this wireless terminal with double mode 2 comprises that a low-consumption wireless communication module 200 is integrated on its mainboard 20, and this low-consumption wireless communication module 200 also can be designed to the attachment typed external module of mobile phone.This wireless terminal with double mode 2 also comprises mainboard 20, keyboard 208, LCD display 207, battery 209 and antenna 2031.This mainboard 20 mainly comprises digital baseband chip 201, Analog Baseband chip 202, mobile phone radio frequency module 203, SIM card 204, FLASH memory 205, audio parts 206, in order to realize the low-consumption wireless communication function, need integrated low-consumption wireless communication module 200 and built-in paster antenna 2001 on the mainboard 20.
Baseband circuit on the mainboard 20 and radio circuit are used to finish encoding and decoding speech, channel coding/decoding, encrypt and decrypt, equilibrium and to the modulation of various voice, digital information, amplification, emission, reception and demodulation.Wherein the core component of baseband circuit is digital baseband chip sheet 201 and Analog Baseband chip 202, both finish the mobile phone baseband signal processing function jointly, comprise modulation, channel coding/decoding, encrypt/decrypt, audio coding decoding, A/D, the D/A etc. of uplink and downlink signal.In addition, baseband circuit also provide the SIM card interface, with the interface of keyboard, and with the interface of external equipments such as, earphone, charger, drive and manage to the storage of telephone number and charging controlled function and to external equipments such as memory, LCD, keyboard, SIM card, backlight, buzzer, electromagnetic shakers realizing.
Low-consumption wireless communication module 200 in this wireless terminal with double mode 2 be connected with command interface 2012 and digital audio interface 2011 with the control of digital baseband chip 201.Control provides a unity of command interface that calls wireless communication module master chip underlying resource with command interface 2012, the above low-consumption wireless communications protocol software entity of this interface operates on the primary processor of this digital baseband chip 201, and the following function of this interface is finished by low-consumption wireless communication module 200, comes mutual between the two by transport layer (can be UART or USB mouth).Digital audio interface 2011 is supported PCM or CVSD coded digital audio signals as the voice-grade channel between digital baseband chip and the low-consumption wireless communication module.In the present embodiment, this low-consumption wireless communication module 200 has been used the dsp processor kernel in the hand-set digit baseband chip 201, carry out the processing of voice signal, make wireless terminal with double mode 2 when utilizing this low-consumption wireless communication module 200 to carry out speech communication, can make full use of can be shared on the mobile phone resource, as MIC and SPEAKER.
Fig. 3 is that the hardware of PSTN Wireless Access Unit 3 is formed schematic diagram, comprises PSTN interface module 303, central processing unit 301 and low-consumption wireless communication module 300 and memory 304, power supply 305 compositions.
Wherein, this PSTN interface module 303 directly links to each other with telephone wire by RJ11 interface 3036, when this PSTN Wireless Access Unit 3 is realized voice call function, signal tone identification and control circuit 3032 can detect different signal tones such as ringing-current, busy tone, and control off-hook and on-hook under the control of central processing unit 301; Speech processing circuit 3031 with the voice signal on the telephone wire be coupled, conversion outputs to the audio interface of central processing unit 301 through D/A for filtering and amplification, the opposite processing of digital audio and video signals of central processing unit 301 outputs is coupled on the telephone wire; Dtmf dialing circuit 3034 is realized by the DTMF chip of special use, finish the function of DTMF DTMF pulsing under the control of the I/O of central processing unit 301 mouth; Caller identification circuit 3035 is also realized by special chip, is responsible for carrying out the FSK decoding, extracts the caller identification number and outputs to central processing unit 301.When these PSTN Wireless Access Unit 3 work realized data function, the MODEM circuit 3033 of PSTN interface module 303 was realized wireless networking capabilities by RS232 mouth and central processing unit 301 interfaces.
At Fig. 1, Fig. 2, in the embodiment of the present invention of Fig. 3, the whole system operation process is as follows: when wireless terminal with double mode 2 is within the signal cover of this PSTN Wireless Access Unit 3, this wireless terminal with double mode 2 is registered on this PSTN Wireless Access Unit 3, this process can be finished by automatic or manual, when adopting registration automatically, around these wireless terminal with double mode 2 periodic search whether this PSTN Wireless Access Unit 3 is arranged, in case this PSTN Wireless Access Unit 3 is arranged around finding, then wireless terminal with double mode 2 will be registered on this PSTN Wireless Access Unit 2 automatically, if this PSTN Wireless Access Unit 3 and wireless terminal with double mode 2 are pairings for the first time, this wireless terminal with double mode 2 also needs to import PIN code and carries out authentication.When manual registration, can initiate to search for and connect by the respective menu of this wireless terminal with double mode 2 with this PSTN Wireless Access Unit 3.After in case this wireless terminal with double mode 2 is registered on this PSTN Wireless Access Unit 2, when this wireless terminal with double mode 2 carries out voice exhalation or wireless dialing-up internet, voice link will be routed to the PSTN net by the Radio Link between wireless terminal with double mode 2 and the Wireless Access Unit 3, thereby save the expensive telephone expenses that produce owing to the mobile public network 4 of use for the user.For the going into to exhale also and will be routed to wireless terminal with double mode 2 of Wireless Access Unit 3 corresponding telephone numbers, make wireless terminal with double mode 2 become the removable handset of Wireless Access Unit 3.In addition, after wireless terminal with double mode 2 is registered on the Wireless Access Unit 3, call out switching by setting, all are from the going into to exhale and will be transferred on the Wireless Access Unit 3 for phone number of mobile public network 4, and be routed on the specific terminal by the Radio Link between wireless terminal with double mode 2 and the Wireless Access Unit 3, make the user when receiving calls, also save expense.
Above-mentioned low-consumption wireless cut-in method can be realized with bluetooth or HomeRF home radio technology, Bluetooth technology is the standard that replaces the short-distance wireless communication of cable connection between portable electric appts and the stationary electronic device, its operating frequency fixes on 2.45GHz, character rate 1Mb/s, each time slot width is 625 μ s, adopt time division duplex (TDD) mode, the GFSK modulation system; Asynchronous data channel of Bluetooth technology support, three concurrent synchronous voice channels or a channel that transmits asynchronous data and synchronous speech simultaneously, each voice channel is supported the simultaneous voice of 64kb/s, the maximum rate of asynchronous channel support is 721kb/s, the acknowledgement back channel is that speed is the asymmetric connection of 57.6kb/s, or the symmetry of 432kb/s connects.System's employing frequency hopping antinoise signal decline uses fast frequency hopping and short group technology minimizing co-channel interference to guarantee the reliability of transmitting, and adopts the random noise influence of forward error correction (FEC) when technology reduces long-distance transmissions.Bluetooth technology is supported polytype business, comprise voice and data, in the future electric equipment provide networking and transfer of data function it will make equipment from each equipment manufacturers exchange this " language " with same " language " can to think a kind of virtual cable.The general transmission range of Bluetooth Bluetooth technology is that 10cm is to 10m, if raising power can expand 100m to.
HomeRF home radio mode combines 802.11 and DECT (DECT) technology, wherein 802.11 standards of simplifying are adopted in digital communication, continued to use the carrier sense multiple access technology that Ethernet has collision detection, dect standard is adopted in voice communication, use the TDMA technology, continue to use the medium access protocol pattern in 802.11, obtain control channel in the mode of competition.The HomeRF home radio is operated in the 2.4GHz frequency range, adopts frequency modulation technology, and speed was 50 jumping/seconds, and data rate reaches 2Mbit/s, and transmitting power 100mW, communication distance can reach 50 meters (m).
In Fig. 4, Fig. 5 and Fig. 6, implementation method of the present invention has further disclosed wireless terminal with double mode calling procedure, wireless terminal with double mode called flow and wireless terminal with double mode and has carried out the calling transfer flow process to the PSTN Wireless Access Unit.
In Fig. 4, disclosed the flow process of dual-mode terminal caller.Comprise the steps:
Does step 410 judge that this wireless terminal with double mode 2 connects with Wireless Access Unit (AG) 3?
Is step 470 judged and is received answer signal? if do not receive execution in step 471, busy to user prompt " Wireless Access Unit (AG) 3 ", execution in step 499 is exhaled to receive and is finished; If receive execution in step 480;
Step 480 is set up voice link with Wireless Access Unit (AG) 3;
Step 490 is carried out voice communication;
Is step 491 judged and is received on-hook signal? if confiscate, then return step 490, if receive then continue execution in step 492;
Step 492 sends the chain rupture signal;
Step 493 discharges voice link;
This wireless terminal with double mode 2 can directly make a call by mobile module, and this moment, wireless terminal with double mode 2 used as regular handset, directly made a phone call by mobile public network 4, did not have any relation with Wireless Access Unit (AG) 3 and PSTN net 1.
When wireless terminal with double mode 2 after connecting with Wireless Access Unit (AG) 3, all exhalation directly are routed to PSTN net 1 by the low-consumption wireless communication module, this moment, wireless terminal with double mode 2 was equivalent to the cordless telephone handset, and Wireless Access Unit 3 is equivalent to the non-voice telephone machine tool.
In Fig. 5, dual-mode terminal 2 called flows have been disclosed.Mainly comprise the steps:
Step 520 is replied to Wireless Access Unit (AG) 3 transmissions;
Step 530 waits for that receiving Wireless Access Unit (AG) 3 sets up the voice link request;
Step 540 judges whether the request of receiving, if receive then execution in step 550, if do not receive then return step 530;
Step 550 is set up voice link;
Step 560 is carried out voice communication;
Step 570 judges whether to receive on-hook signal, if receive then execution in step 580, if do not receive, then returns step 560;
Step 580 discharges voice link;
Step 599 finishes called.
In Fig. 6, disclosed wireless terminal with double mode 2 carries out flow process from calling transfer to Wireless Access Unit.Mainly comprise the steps:
Does step 610 judge whether this wireless terminal with double mode 2 is connected with Wireless Access Unit (AG) 3 fixed assets? if no, directly answer calling; If connect with Wireless Access Unit (AG) 3, then execution in step 611;
Step 611 judges whether to be provided with to call out and transfers; If not execution in step 614 then, directly answer calling; If execution in step 612 then, whether the prompting user directly answers;
Step 613 judges whether directly to answer, if execution in step 614 is then directly answered calling, if directly do not answer, then execution in step 620;
Step 630 sends this machine ID to Wireless Access Unit (AG) 3;
Step 640 is waited for Wireless Access Unit (AG) 3 connection requests;
Step 650 judges whether to receive connection request, if confiscate, then execution in step 640, if receive, then execution in step 660;
Step 660 is set up voice link;
Step 670 is carried out voice communication;
Step 680 is judged and to be received on-hook signal, if confiscate then return execution in step 670, if receive, then execution in step 690;
Step 690 sends the chain rupture signal;
Step 695 discharges voice link;
Step 699 finishes called.
In Fig. 5 and Fig. 6, when wireless terminal with double mode 2 receives audio call from the audio call of PSTN net 1 and mobile public network 4, if having set up with Wireless Access Unit (AG) 3, wireless terminal with double mode 2 is connected, the going into to exhale all to be routed to of this Wireless Access Unit of all-calls (AG) 3 corresponding pstn telephone numbers is attached thereto on the wireless terminal with double mode 2 that connects, if there are a plurality of wireless terminal with double mode 2 to connect with Wireless Access Unit (AG) 3 simultaneously, then employing is grouied busy and is preferentially answered principle, be Wireless Access Unit 3 broadcasting this go into to exhale information, first those who answer and Wireless Access Unit (AG) 3 set up voice link.
As dial the phone number of the SIM card correspondence of wireless terminal with double mode 2 by mobile public network 4, this moment, wireless terminal with double mode 2 can have two kinds of answering methods:
Directly answer, this moment, wireless terminal with double mode 2 was equivalent to regular handset.
If wireless terminal with double mode 2 has been registered to Wireless Access Unit (AG) 3, then call out the PSTN number transfer to Wireless Access Unit (AG) 3 correspondences automatically, go into to exhale to be routed to wireless terminal with double mode 2 after this transfer.
After wireless terminal with double mode 2 is finished initialization with PSTN Wireless Access Unit (AG) 3 both sides, make a call by wireless terminal with double mode 2, wireless terminal with double mode 2 and Wireless Access Unit (AG) 3 provides serial ports emulation, and serial ports emulation is used for transmitting user data, modem control signal and AT order between terminal and Wireless Access Unit (AG) 3; The AT order is resolved by Wireless Access Unit (AG) 3 and data terminal is beamed back in response.For guaranteeing to provide the basic function that dials up on the telephone, Wireless Access Unit (AG) 3 support based on ITU-T V.250 with order and the response of GSM07.07.The result code exchange of both sides' order, response and non-request, the form, grammer and the program that all adopt ITU-T V.250 to define.For guaranteeing fail safe, both sides need carry out authentication when initialization, also will encrypt all customer data.
Claims (22)
1. realize the short-distance wireless communication system at public switched telephone network for one kind, it is characterized in that: this system comprises:
One bimodulus wireless terminal comprises the mobile module and the terminal low-consumption wireless communication module that are used for the radio mobile communication network, carries out communication by data-interface and digital audio interface between described mobile module and the described terminal low-consumption wireless communication module;
One public switched telephone network PSTN Wireless Access Unit, comprise the PSTN interface module, central processing unit, the access unit low-consumption wireless communication module that are used to connect described public switched telephone network, described central processing unit is controlled conversion and the transmission that described PSTN interface module realizes phone pulse signal and digital signal, controls described access unit low-consumption wireless communication module simultaneously and moves the transmitting-receiving that corresponding home control network communication protocol is realized wireless communication signal;
When described wireless terminal with double mode is in the data-signal coverage of described Wireless Access Unit, but described wireless terminal with double mode automatic or manual registration also is connected on the described Wireless Access Unit, and described terminal low-consumption wireless communication module will be realized inserting with the wireless telecommunications of described public switched telephone network PSTN by described access unit low-consumption wireless communication module.
2. short-distance wireless communication according to claim 1 system is characterized in that described mobile module comprises again:
One baseband circuit module is used to realize voice coding/decoding, channel coding/decoding, encrypt/decrypt, mould/number and D/A switch;
One radio-frequency (RF) circuit module is used to realize the various voice to the GSM/GPRS/CDMA system, modulating/demodulating, amplification and the emission/reception of digital information.
3. short-distance wireless communication according to claim 2 system is characterized in that described terminal low-consumption wireless communication module is blue tooth wireless communication module or home radio HomeRF wireless communication module.
4. according to claim 2 or 3 described short-distance wireless communication systems, it is characterized in that, described baseband circuit module further comprises the digital baseband chip of built-in dsp processor kernel, and described digital baseband chip is provided with control and command interface and the digital audio interface that is connected with described terminal low-consumption wireless communication module; Described control and command interface are unity of command interfaces that calls described terminal low-consumption wireless communication module master chip underlying resource; Described digital audio interface is used to provide the voice-grade channel between described digital baseband chip and the described terminal low-consumption wireless communication module.
5. short-distance wireless communication according to claim 4 system is characterized in that described terminal low-consumption wireless communication module and described digital baseband chip are integrated on the same cell phone mainboard; Perhaps described terminal low-consumption wireless communication module and described digital baseband chip link together by mobile phone bottom connector.
6. according to claim 1,2 or 3 described short-distance wireless communication systems, it is characterized in that the wireless telecommunications of described terminal low-consumption wireless communication module and described public switched telephone network PSTN are that voice are or/and data communication.
7. according to claim 1,2 or 3 described short-distance wireless communication systems, it is characterized in that, described PSTN interface module comprises RJ11 interface, signal tone identification and control circuit, speech processing circuit, DTMF DTMF pulsing circuit and caller identification circuit, described sound identification and control circuit, speech processing circuit, dtmf dialing circuit and caller identification circuit interconnect with described central processing unit respectively, and described central processing unit is connected with described access unit low-consumption wireless communication module with command interface with control by digital audio interface.
8. short-distance wireless communication according to claim 7 system is characterized in that described PSTN interface module further comprises modulation-demodulation circuit, and described modulation-demodulation circuit is connected with described central processing unit.
9. short-distance wireless communication according to claim 8 system is characterized in that described central processing unit is the flush bonding processor of described access unit low-consumption wireless communication module inside.
10. short-distance wireless communication according to claim 5 system is characterized in that the wireless telecommunications of described terminal low-consumption wireless communication module and described public switched telephone network PSTN are that voice are or/and data communication.
11. short-distance wireless communication according to claim 5 system, it is characterized in that, described PSTN interface module comprises RJ11 interface, signal tone identification and control circuit, speech processing circuit, DTMF DTMF pulsing circuit and caller identification circuit, described sound identification and control circuit, speech processing circuit, dtmf dialing circuit and caller identification circuit interconnect with described central processing unit respectively, and described central processing unit is connected with described access unit low-consumption wireless communication module with command interface with control by digital audio interface.
12. short-distance wireless communication according to claim 11 system is characterized in that described PSTN interface module further comprises modulation-demodulation circuit, described modulation-demodulation circuit is connected with described central processing unit.
13. short-distance wireless communication according to claim 12 system is characterized in that described central processing unit is the flush bonding processor of described access unit low-consumption wireless communication module inside.
14. realize the short-distance wireless communication method at public switched telephone network for one kind, be used for it is characterized in that: comprise the steps: between public switched telephone network and the radio mobile communication network
Step 1 connects the PSTN Wireless Access Unit on the telephone terminal of public switched telephone network, and wireless terminal with double mode is set can be used for the radio mobile communication network;
Step 2, described wireless terminal with double mode is moved in the signal cover of described PSTN Wireless Access Unit, by the short-distance wireless communication passage of setting up between described PSTN Wireless Access Unit and the described wireless terminal with double mode, but described wireless terminal with double mode automatic or manual registration also is connected on the described PSTN Wireless Access Unit, and then insert described public switched telephone network.
15. short-distance wireless communication method according to claim 14 is characterized in that, in step 2, comprises that also one shows the step of the described PSTN Wireless Access Unit title that inquires in the equipment display list of described wireless terminal with double mode.
16., it is characterized in that the process that connects in registration described in the step 2 is meant that described wireless terminal with double mode matches and the step of authentication according to claim 14 or 15 described short-distance wireless communication methods on described PSTN Wireless Access Unit.
17. short-distance wireless communication method according to claim 16 is characterized in that, the step of described pairing and authentication is by in wireless terminal with double mode input PIN code, creates link key and carries out the step of respective encrypted.
18. short-distance wireless communication method according to claim 14 is characterized in that, also further comprises the caller step of described wireless terminal with double mode initiation audio call.
19. short-distance wireless communication method according to claim 14 is characterized in that, comprises further that also described wireless terminal with double mode receives the called step from described public switched telephone network audio call.
20. short-distance wireless communication method according to claim 14 is characterized in that, comprises further that also described wireless terminal with double mode will carry out the step of calling transfer from the calling of radio mobile communication net to described Wireless Access Unit.
21., it is characterized in that described wireless telecommunications passage is the wireless transfer channel of voice and/or data-signal according to claim 14,15,18,19 or 20 described short-distance wireless communication methods.
22. short-distance wireless communication method according to claim 17 is characterized in that, described wireless telecommunications passage is the wireless transfer channel of voice and/or data-signal.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031397069A CN100463481C (en) | 2003-06-30 | 2003-06-30 | A method and system for implementing short distance wireless communication in public switched telephone network |
| PCT/CN2003/001021 WO2005002134A1 (en) | 2003-06-30 | 2003-12-01 | A method and system for realizing short distance wireless communication in a pstn |
| AU2003292881A AU2003292881A1 (en) | 2003-06-30 | 2003-12-01 | A method and system for realizing short distance wireless communication in a pstn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031397069A CN100463481C (en) | 2003-06-30 | 2003-06-30 | A method and system for implementing short distance wireless communication in public switched telephone network |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1567967A CN1567967A (en) | 2005-01-19 |
| CN100463481C true CN100463481C (en) | 2009-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031397069A Expired - Lifetime CN100463481C (en) | 2003-06-30 | 2003-06-30 | A method and system for implementing short distance wireless communication in public switched telephone network |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN100463481C (en) |
| AU (1) | AU2003292881A1 (en) |
| WO (1) | WO2005002134A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100413363C (en) * | 2006-02-15 | 2008-08-20 | 华为技术有限公司 | Fusion terminal |
| CN101577769B (en) * | 2008-05-07 | 2011-09-14 | 华为终端有限公司 | Method, system and customer premises equipment for handover of speech service between different networks |
| CN101651734B (en) * | 2009-09-09 | 2012-07-11 | 中国电信股份有限公司 | Communication method of cordless system, cordless communication system and cordless master |
| CN102503683B (en) * | 2011-10-28 | 2013-11-13 | 马鞍山科邦生态肥有限公司 | Efficient biological organic fertilizer and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1115593A (en) * | 1993-10-08 | 1996-01-24 | 诺基亚电信公司 | Dual mode subscriber terminal and a handover procedure of the dual mode subscriber terminal in a mobile telecommunication network |
| WO1999016273A1 (en) * | 1997-09-25 | 1999-04-01 | Siemens Aktiengesellschaft | Dual mode mobile telephone |
| CN1283063A (en) * | 1999-09-09 | 2001-02-07 | 深圳市中兴通讯股份有限公司 | Encryption method for mobile telephone |
| CN1354583A (en) * | 2000-11-18 | 2002-06-19 | 深圳市华为技术有限公司 | Separated mobile telephone with personal digital auxiliary machine function |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1080571A1 (en) * | 1998-05-22 | 2001-03-07 | Home Wireless Networks, Inc. | Communications web for pstn subscribers |
| CN1341999A (en) * | 2000-09-05 | 2002-03-27 | 徐静 | Method for implementing mobile communication on fixed web and its personal portable telephone set |
| KR100490302B1 (en) * | 2000-12-22 | 2005-05-17 | 엘지전자 주식회사 | Public phone call system and method to use mobile communication terminal |
| CN1175696C (en) * | 2002-12-31 | 2004-11-10 | 艾威梯软件技术(北京)有限公司 | A device and method for adding bluetooth function on cellular phone and Smart Phone platform |
-
2003
- 2003-06-30 CN CNB031397069A patent/CN100463481C/en not_active Expired - Lifetime
- 2003-12-01 AU AU2003292881A patent/AU2003292881A1/en not_active Abandoned
- 2003-12-01 WO PCT/CN2003/001021 patent/WO2005002134A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1115593A (en) * | 1993-10-08 | 1996-01-24 | 诺基亚电信公司 | Dual mode subscriber terminal and a handover procedure of the dual mode subscriber terminal in a mobile telecommunication network |
| WO1999016273A1 (en) * | 1997-09-25 | 1999-04-01 | Siemens Aktiengesellschaft | Dual mode mobile telephone |
| CN1283063A (en) * | 1999-09-09 | 2001-02-07 | 深圳市中兴通讯股份有限公司 | Encryption method for mobile telephone |
| CN1354583A (en) * | 2000-11-18 | 2002-06-19 | 深圳市华为技术有限公司 | Separated mobile telephone with personal digital auxiliary machine function |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2003292881A1 (en) | 2005-01-13 |
| WO2005002134A1 (en) | 2005-01-06 |
| CN1567967A (en) | 2005-01-19 |
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