CN101572754B - Fixed wireless phone system based on improved fixed phone terminal and applications thereof - Google Patents
Fixed wireless phone system based on improved fixed phone terminal and applications thereof Download PDFInfo
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Abstract
The invention relates to the field of fixed phone services in telecommunication and aims at providing a fixed wireless phone system based on an improved fixed wireless phone terminal and applications thereof. The fixed wireless phone system comprises a fixed wireless phone terminal device and a fixed wireless phone system platform which are used for presetting an access number of the fixed wireless phone system platform as a default called number; and the fixed wireless phone terminal device comprises a module used for keying prestoring of the number. By internally arranging the access number of an access platform for the fixed wireless phone terminal device, the speech path connection of a network side can be established after the phone is picked up, and the storing technology of phone dialing is used for realizing the parallel processing of wireless access and dialing a number by a user, thus being convenient to use by the user and accelerating the connection speed. Simultaneously, the introduction of the fixed wireless phone system platform technology realizes value-added service functions such as polyphonic ringtone and virtual network and the like as well as the functions of supplementing service function setting and the like, greatly enriching the functions of fixed wireless phone service and improving user experience.
Description
Technical field
The present invention relates to the fixed telephone service field in the telecom communication, particularly relate to a kind of fixed CDMA WLL system and application thereof based on the modified model fixed wireless phone terminal.
Background technology
Present common fixed CDMA WLL is professional, and the user is still existing evident difference with common landline telephone aspect the experience of business.Common fixed CDMA WLL is professional, and dialing and use habit still according to the realization mechanism of mobile phone.Behind user's off-hook, after having dialled all called numbers, must press talk key again, just begin really to carry out being connected of speech channel with mobile network's side.Import the secondary operation of pressing talk key behind the called number again owing to must increase; Add speech channel long reason settling time that causes through wireless mode; Cause call proceeding chronic; Form tangible customer service with common fixed telephone service and experienced difference, influenced professional the using and promoting of fixed CDMA WLL.
Summary of the invention
In order to overcome the deficiency that exists in the prior art, the invention provides a kind of fixed CDMA WLL system and application thereof, to improve and to improve the business function of fixed CDMA WLL based on the modified model fixed wireless phone terminal.
For reaching the object of the invention, the fixed CDMA WLL system based on the modified model fixed wireless phone terminal provided by the invention comprises that preset fixed CDMA WLL system platform Number for access is the fixed wireless phone terminal device and the fixed CDMA WLL system platform of default called number.
As a kind of improvement, said fixed wireless phone terminal device comprises the module that is used to key in the number pre-stored.
The invention provides a kind of application of the fixed CDMA WLL system based on the modified model fixed wireless phone terminal, the intelligent network business function of fixed CDMA WLL be provided, may further comprise the steps:
(1) the fixed CDMA WLL system platform collects the digits from the fixed wireless phone terminal device through USSD unstructured supplementary service data mode, and it is that cornet is called out that the analysis of checking numbers draws; O_CSI in the number data that the fixed CDMA WLL system platform is deposited according to this locality triggers the intelligent dialing flow process, sends IDP message and gives the SCP service control point;
(2) the SCP service control point is according to CalledPartyBCDNumber parameter in the IDP message, and identifying called is short codes in the net, matches called true number; The SCP service control point carries out intelligent service logic to be handled: issue the relevant signaling message indication of RRBE+AC+CONTINUE fixed CDMA WLL system platform and continue to continue;
(3) the SCP service control point sends Connect message, and called true number is placed in the destinationRoutingAddress parameter of Connect message;
(4) the fixed CDMA WLL system platform is sent out SRI message to the called HLR attaching position register, and the inquiry routing iinformation wherein has and supports the camel Information sign;
(5) HLR sends out the SRI_ACK response message to the fixed CDMA WLL system platform, wherein has called subscriber's CAMEL-Subscription-Information T_CSI;
(6) the fixed CDMA WLL system platform triggers called IN process according to called subscriber's T_CSI, sends IDP message and gives the SCP service control point;
(7) the SCP service control point carries out after intelligent service logic handles, and issues relevant signaling indication fixed CDMA WLL system platform such as RRBE+AC+CONTINUE and continues to continue;
(8) the fixed CDMA WLL system platform is sent out SRI message to the called HLR attaching position register, the inquiry routing iinformation, and message has the sign that suppresses TCSI;
(9) the HLR attaching position register is sent out PRN message to the called switch at the current place of called subscriber, seeks MSRN animated walk-through number;
(10) called switch distributes MSRN animated walk-through number, returns the PRN_ACK response message to the HLR attaching position register;
(11) the HLR attaching position register is sent out the SRI_ACK response message to the fixed CDMA WLL system platform;
(12) the fixed CDMA WLL system platform utilizes MSRN animated walk-through number to initiate IAM message to callee side;
(13) called switch calling called subscriber, the terminal ring is returned ALERTING message simultaneously and is given the fixed CDMA WLL system platform;
(14) when the fixed CDMA WLL system platform receives that ANM that called switch returns replys signaling, activate the conversation speech channel between the calling and called user;
(15) end of conversation;
(16) call out release;
(17) the fixed CDMA WLL system platform reports charging report and onhook event to SCP;
(18) SCP produces the ticket of this calling, and call release.
The invention provides the application of another kind, the Ring Back Tone service function of fixed CDMA WLL be provided, may further comprise the steps based on the fixed line system of modified model fixed wireless phone terminal:
(1) the fixed CDMA WLL system platform is received the calling that fixed wireless phone terminal is initiated;
(2) the fixed CDMA WLL system platform is carried out called routing inquiry according to called number transmission SRI message; The HLR attaching position register is according to the position of called number registration, gets MSRN animated walk-through number and returns to the fixed CDMA WLL system platform to called switch; If the called number application Ring Back Tone service, have the Ring Back Tone service identification code among the SRI_ACK that returns; Fixed CDMA WLL inserts and then the calling of CRBT call sign minute book put in this calling is that CRBT is called out; Be routed to called switch then;
(3) when called switch returns the ACM signaling and wherein state is designated as the free time; The sign that the fixed CDMA WLL system platform is called out according to CRBT; The temporary transient common ring-back tone that blocks called switch; And make a call to called ownership color ring platform, the back that successfully connects is play to Calling Side by color ring platform;
(4) when the fixed CDMA WLL system platform receives that ANM that called switch returns replys signaling, remove and being connected of color ring platform, answer signaling to the Calling Side response, and activate the conversation speech channel between the calling and called user again;
(5) both sides get into call flow.
The invention provides the application of another kind, provide the supplementary service of fixed CDMA WLL that function is set, may further comprise the steps based on the fixed line system of modified model fixed wireless phone terminal:
(1) the preset fixed CDMA WLL system platform Number for access of fixed wireless phone terminal device is default called number, is connected to the fixed CDMA WLL system platform during receiver off-book automatically, realizes the pre-established of speech path channel;
(2) fixed wireless phone terminal is accepted and the storage subscriber dialing, and after the speech channel successful connection, sends to the fixed CDMA WLL system platform with USSD unstructured supplementary service data mode;
(3) the fixed CDMA WLL system platform begins to collect the digits with USSD unstructured supplementary service data mode, and carries out number analysis;
(4) if user input be a predefined string operator that is provided with about supplementary service, then need convert this to corresponding M AP signaling message, go the HLR attaching position register to carry out business registration setting;
(5) after operating successfully, the fixed CDMA WLL system platform is provided with successfully prompt tone for user's play service.
Beneficial effect of the present invention is:
Through being the built-in access platform Number for access of fixed wireless phone terminal device, the speech channel that off-hook promptly is established to network side connects, and utilizes the memory technology of phone dialing, has realized wireless access and subscriber dialing parallel processing, is user-friendly to, and accelerates the speed that continues.Introducing through the fixed CDMA WLL system platform technology has realized CRBT simultaneously, and value-added service functions such as virtual net, and function such as supplementary service function setting have greatly been enriched the fixed CDMA WLL business function, have improved user experience.
Description of drawings
Fig. 1 is the professional a kind of implementation method flow chart of common fixed CDMA WLL;
Fig. 2 is the professional another kind of implementation method flow chart of common fixed CDMA WLL;
Fig. 3 is a fixed CDMA WLL operation system technical scheme networking mode of the present invention;
Fig. 4 is improved fixed wireless phone terminal implementation method flow chart among the present invention;
Fig. 5 is the workflow diagram of fixed CDMA WLL system platform in the call proceeding process;
Fig. 6 is that the fixed CDMA WLL system platform is at Position Control and sub-district accounting management workflow diagram;
Fig. 7 dials the cornet flow chart for the fixed CDMA WLL system;
Fig. 8 is that fixed CDMA WLL system Ring Back Tone service triggers flow chart;
Fig. 9 is provided with workflow diagram for the supplementary service of fixed CDMA WLL system.
Embodiment
Below in conjunction with accompanying drawing, specific embodiments of the invention describes.
The fixed line system based on the modified model fixed wireless phone terminal in the present embodiment comprises that preset fixed CDMA WLL system platform Number for access is the fixed wireless phone terminal device and the fixed CDMA WLL system platform of default called number.The fixed wireless phone terminal dress comprises the module that is used to key in the number pre-stored.
Fixed CDMA WLL operation system technical scheme networking mode based on landline telephone is experienced is as shown in Figure 3; Be made up of functional parts such as fixed wireless phone terminal device, tandem switch, Service Process Server and accounting servers, tandem switch, Service Process Server and accounting server are formed the fixed CDMA WLL system platform.
The fixed wireless phone terminal device is responsible for accomplishing the fixed wireless phone terminal function of experiencing based on fixed line.Realize that Number for access is preset pre-established with speech path channel, and dialing storage and USSD unstructured supplementary service data interactive function; Can dial behind user's off-hook, accelerate the speed that continues of fixed CDMA WLL;
Tandem switch is realized the mutual and Signalling exchange with the speech channel of existing network (signaling network and speech channel net), the call business tandem function during responsible fixed CDMA WLL caller, and through the USSD unstructured supplementary service data collect the digits, the broadcast of business information and prompt tone etc.;
Service Process Server is realized service logic, is the Core Feature of whole system, and the operation of control whole service logic mainly is the analysis and the route of called number, the triggering of CRBT service provided to the called party and virtual net and business logic processing etc.;
Because there is the function of recall in system, it is detailed single that accounting server is responsible for generating and storing calling.
The fixed wireless phone terminal implementation method is as shown in Figure 4, may further comprise the steps:
(1) Number for access of preset fixed CDMA WLL system platform is default called number in the fixed wireless phone terminal device, is connected to the fixed CDMA WLL system platform during receiver off-book automatically, realizes the pre-established of speech path channel;
When (2) user began to dial, number of the every reception of fixed wireless phone terminal sent to the fixed CDMA WLL system platform with DTMF dual-tone multifrequency mode immediately;
(3) fixed wireless phone terminal gets into talking state after receiving the connection signaling message of network side.
In said step (2); If speech path channel was not set up as yet when the user began to dial; Then the fixed wireless phone terminal device user that prestores dials the number, and the number of after speech path channel is set up, immediately the user being keyed in sends to the fixed CDMA WLL system platform with USSD unstructured supplementary service data mode immediately.
For meeting fixed telephone user's use habit, behind receiver off-book, the fixed wireless phone terminal device sends the dial-up prompt sound immediately, reminds the user to carry out dial-up operation.
The workflow of fixed CDMA WLL system platform in the call proceeding process is as shown in Figure 5, may further comprise the steps:
(1) the preset fixed CDMA WLL system platform Number for access of fixed wireless phone terminal device is default called number, is connected to the fixed CDMA WLL system platform during receiver off-book automatically, realizes the pre-established of speech path channel;
(2) the fixed CDMA WLL system platform is carried out authentication to fixed wireless phone terminal, and authentication is through then continuing;
(3) the fixed CDMA WLL system platform begins to collect the digits with USSD unstructured supplementary service data mode, and carries out number analysis, owing to use the automatic matching feature of number analysis, the fixed wireless phone terminal device users need can not accomplished dialing procedure by talk key;
(4) if the number that the fixed wireless phone terminal device sends entirely then the called number that continues;
(5) both sides get into conversation, and the fixed CDMA WLL system platform begins to charge for the fixed wireless phone terminal device.
In view of the professional application of fixed CDMA WLL mainly towards family and business users, have certain difference with the service definition of individual mobile terminal.So, need carry out mobile management to fixed wireless phone terminal, certain restriction is carried out in its position.This process in the signaling process of normal call, increase ATI query messages process obtain current calling subscriber dialing positional information, platform carries out caller location restriction or realizes the sub-district accounting management according to this information.
The workflow of fixed CDMA WLL system platform aspect management functions such as Position Control and sub-district charging is as shown in Figure 6, may further comprise the steps:
(1) the preset fixed CDMA WLL system platform Number for access of fixed wireless phone terminal device is default called number, is connected to the fixed CDMA WLL system platform during receiver off-book automatically, realizes the pre-established of speech path channel;
(2) fixed wireless phone terminal is accepted and the storage subscriber dialing, and after the speech channel successful connection, sends to the fixed CDMA WLL system platform with USSD unstructured supplementary service data mode;
(3) the fixed CDMA WLL system platform begins to collect the digits with USSD unstructured supplementary service data mode, and carries out number analysis;
(4) the fixed CDMA WLL system platform is through ATI query messages signaling, to the positional information of HLR attaching position register inquiry fixed wireless phone terminal;
(5) the fixed CDMA WLL system platform is carried out the positional information authentication, and carries out follow-up Business Processing according to the service management needs; If through authentication, call out and continue;
(6) both sides get into talking state;
(7) end of calling, system platform is inserted ticket with positional information, so that carry out the sub-district accounting processing.
IN services such as existing virtual net are known well by everybody, allow the user to dial cornet through the fixed wireless phone terminal device based on the fixed line system of modified model fixed wireless phone terminal, expand the professional providing capability of fixed CDMA WLL.The triggering technique of the intelligent network business of utilization fixed CDMA WLL system platform can be accomplished mutual with IN service SCP service control point, the intelligent network business function of realization fixed CDMA WLL on network.
As shown in Figure 7, be that example is described fixed CDMA WLL and dialed the cornet flow process with the integrated virtual net, may further comprise the steps:
(1) the fixed CDMA WLL system platform collects the digits from the fixed wireless phone terminal device through USSD unstructured supplementary service data mode, and it is that cornet is called out that the analysis of checking numbers draws; O_CSI in the number data that the fixed CDMA WLL system platform is deposited according to this locality triggers the intelligent dialing flow process, sends IDP message and gives the SCP service control point;
(2) the SCP service control point is according to CalledPartyBCDNumber parameter in the IDP message, and identifying called is short codes in the net, matches called true number; The SCP service control point carries out intelligent service logic to be handled: issue the relevant signaling message indication of RRBE+AC+CONTINUE fixed CDMA WLL system platform and continue to continue;
(3) the SCP service control point sends Connect message, and called true number is placed in the destinationRoutingAddress parameter of Connect message;
(4) the fixed CDMA WLL system platform is sent out SRI message to the called HLR attaching position register, and the inquiry routing iinformation wherein has and supports the camel Information sign;
(5) HLR sends out the SRI_ACK response message to the fixed CDMA WLL system platform, wherein has called subscriber's CAMEL-Subscription-Information T_CSI;
(6) the fixed CDMA WLL system platform triggers called IN process according to called subscriber's T_CSI, sends IDP message and gives the SCP service control point;
(7) the SCP service control point carries out after intelligent service logic handles, and issues relevant signaling indication fixed CDMA WLL system platform such as RRBE+AC+CONTINUE and continues to continue;
(8) the fixed CDMA WLL system platform is sent out SRI message to the called HLR attaching position register, the inquiry routing iinformation, and message has the sign that suppresses TCSI;
(9) the HLR attaching position register is sent out PRN message to the called switch at the current place of called subscriber, seeks MSRN animated walk-through number;
(10) called switch distributes MSRN animated walk-through number, returns the PRN_ACK response message to the HLR attaching position register;
(11) the HLR attaching position register is sent out the SRI_ACK response message to the fixed CDMA WLL system platform;
(12) the fixed CDMA WLL system platform utilizes MSRN animated walk-through number to initiate IAM message to callee side;
(13) called switch calling called subscriber, the terminal ring is returned ALERTING message simultaneously and is given the fixed CDMA WLL system platform;
(14) when the fixed CDMA WLL system platform receives that ANM that called switch returns replys signaling, activate the conversation speech channel between the calling and called user;
(15) end of conversation;
(16) call out release;
(17) the fixed CDMA WLL system platform reports charging report and onhook event to SCP;
(18) SCP produces the ticket of this calling, and call release.
The triggering technique of the Ring Back Tone service of utilization fixed CDMA WLL system platform can be accomplished mutual with color ring platform on network, realize the Ring Back Tone service function of fixed CDMA WLL, the professional providing capability of expansion fixed CDMA WLL.
It is as shown in Figure 8 that called RBT service triggers flow process, may further comprise the steps:
(1) the fixed CDMA WLL system platform is received the calling that fixed wireless phone terminal is initiated;
(2) the fixed CDMA WLL system platform is carried out called routing inquiry according to called number transmission SRI message; The HLR attaching position register is according to the position of called number registration, gets MSRN animated walk-through number and returns to the fixed CDMA WLL system platform to called switch; If the called number application Ring Back Tone service, have the Ring Back Tone service identification code among the SRI_ACK that returns; Fixed CDMA WLL inserts and then the calling of CRBT call sign minute book put in this calling is that CRBT is called out; Be routed to called switch then;
(3) when called switch returns the ACM signaling and wherein state is designated as the free time; The sign that the fixed CDMA WLL system platform is called out according to CRBT; The temporary transient common ring-back tone that blocks called switch; And make a call to called ownership color ring platform, the back that successfully connects is play to Calling Side by color ring platform;
(4) when the fixed CDMA WLL system platform receives that ANM that called switch returns replys signaling, remove and being connected of color ring platform, answer signaling to the Calling Side response, and activate the conversation speech channel between the calling and called user again;
(5) both sides get into call flow.
The fixed CDMA WLL system platform is carried out number analysis when collecting the digits, handle if predefined business operation key then gets into correspondent service logic, carries out operations such as message conversion and fixed CDMA WLL supplementary service function setting.The fixed CDMA WLL system platform is as shown in Figure 9 in workflows such as supplementary service are provided with, may further comprise the steps:
(1) the preset fixed CDMA WLL system platform Number for access of fixed wireless phone terminal device is default called number, is connected to the fixed CDMA WLL system platform during receiver off-book automatically, realizes the pre-established of speech path channel;
(2) fixed wireless phone terminal is accepted and the storage subscriber dialing, and after the speech channel successful connection, sends to the fixed CDMA WLL system platform with USSD unstructured supplementary service data mode;
(3) the fixed CDMA WLL system platform begins to collect the digits with USSD unstructured supplementary service data mode, and carries out number analysis;
(4) if user input be a predefined string operator that is provided with about supplementary service, then need convert this to corresponding M AP signaling message, go the HLR attaching position register to carry out business registration setting;
(5) after operating successfully, the fixed CDMA WLL system platform is provided with successfully prompt tone for user's play service.
At last, it is also to be noted that what more than enumerate only is some specific embodiment frameworks of the present invention.Obviously, the invention is not restricted to above embodiment, all distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (3)
1. method that fixed CDMA WLL intelligent network business function is provided based on the fixed CDMA WLL system; It is characterized in that; Said fixed CDMA WLL system comprises fixed CDMA WLL system platform and fixed wireless phone terminal device; Said fixed wireless phone terminal device comprises the module that is used to key in the number pre-stored, and preset fixed CDMA WLL system platform Number for access is default called number in this module; This method specifically may further comprise the steps:
(1) the fixed CDMA WLL system platform collects the digits from the fixed wireless phone terminal device through USSD unstructured supplementary service data mode, and it is that cornet is called out that the analysis of checking numbers draws; O_CSI in the number data that the fixed CDMA WLL system platform is deposited according to this locality triggers the intelligent dialing flow process, sends IDP message and gives the SCP service control point;
(2) the SCP service control point is according to CalledPartyBCDNumber parameter in the IDP message, and identifying called is short codes in the net, matches called true number; The SCP service control point carries out intelligent service logic to be handled: issue the relevant signaling message indication of RRBE+AC+CONTINUE fixed CDMA WLL system platform and continue to continue;
(3) the SCP service control point sends Connect message, and called true number is placed in the destinationRoutingAddress parameter of Connect message;
(4) the fixed CDMA WLL system platform is sent out SRI message to the called HLR attaching position register, and the inquiry routing iinformation wherein has and supports the camel Information sign;
(5) HLR sends out the SRI_ACK response message to the fixed CDMA WLL system platform, wherein has called subscriber's CAMEL-Subscription-Information T_CSI;
(6) the fixed CDMA WLL system platform triggers called IN process according to called subscriber's T_CSI, sends IDP message and gives the SCP service control point;
(7) the SCP service control point carries out after intelligent service logic handles, and issues relevant signaling indication fixed CDMA WLL system platform such as RRBE+AC+CONTINUE and continues to continue;
(8) the fixed CDMA WLL system platform is sent out SRI message to the called HLR attaching position register, the inquiry routing iinformation, and message has the sign that suppresses TCSI;
(9) the HLR attaching position register is sent out PRN message to the called switch at the current place of called subscriber, seeks MSRN animated walk-through number;
(10) called switch distributes MSRN animated walk-through number, returns the PRN_ACK response message to the HLR attaching position register;
(11) the HLR attaching position register is sent out the SRI_ACK response message to the fixed CDMA WLL system platform;
(12) the fixed CDMA WLL system platform utilizes MSRN animated walk-through number to initiate IAM message to callee side;
(13) called switch calling called subscriber, the terminal ring is returned ALERTING message simultaneously and is given the fixed CDMA WLL system platform;
(14) when the fixed CDMA WLL system platform receives that ANM that called switch returns replys signaling, activate the conversation speech channel between the calling and called user;
(15) end of conversation;
(16) call out release;
(17) the fixed CDMA WLL system platform reports charging report and onhook event to SCP;
(18) SCP produces the ticket of this calling, and call release.
2. method based on the Ring Back Tone service function that fixed CDMA WLL is provided of fixed CDMA WLL system; It is characterized in that; Said fixed CDMA WLL system comprises fixed CDMA WLL system platform and fixed wireless phone terminal device; Said fixed wireless phone terminal device comprises the module that is used to key in the number pre-stored, and preset fixed CDMA WLL system platform Number for access is default called number in this module; This method specifically may further comprise the steps:
(1) the fixed CDMA WLL system platform is received the calling that fixed wireless phone terminal is initiated;
(2) the fixed CDMA WLL system platform is carried out called routing inquiry according to called number transmission SRI message; The HLR attaching position register is according to the position of called number registration, gets MSRN animated walk-through number and returns to the fixed CDMA WLL system platform to called switch; If the called number application Ring Back Tone service, have the Ring Back Tone service identification code among the SRI_ACK that returns; Fixed CDMA WLL inserts and then the calling of CRBT call sign minute book put in this calling is that CRBT is called out; Be routed to called switch then;
(3) when called switch returns the ACM signaling and wherein state is designated as the free time; The sign that the fixed CDMA WLL system platform is called out according to CRBT; The temporary transient common ring-back tone that blocks called switch; And make a call to called ownership color ring platform, the back that successfully connects is play to Calling Side by color ring platform;
(4) when the fixed CDMA WLL system platform receives that ANM that called switch returns replys signaling, remove and being connected of color ring platform, answer signaling to the Calling Side response, and activate the conversation speech channel between the calling and called user again;
(5) both sides get into call flow.
3. method that function is set based on the supplementary service that fixed CDMA WLL is provided of fixed CDMA WLL system; It is characterized in that; Said fixed CDMA WLL system comprises fixed CDMA WLL system platform and fixed wireless phone terminal device; Said fixed wireless phone terminal device comprises the module that is used to key in the number pre-stored, and preset fixed CDMA WLL system platform Number for access is default called number in this module; This method specifically may further comprise the steps:
(1) the preset fixed CDMA WLL system platform Number for access of fixed wireless phone terminal device is default called number, is connected to the fixed CDMA WLL system platform during receiver off-book automatically, realizes the pre-established of speech path channel;
(2) fixed wireless phone terminal is accepted and the storage subscriber dialing, and after the speech channel successful connection, sends to the fixed CDMA WLL system platform with USSD unstructured supplementary service data mode;
(3) the fixed CDMA WLL system platform begins to collect the digits with USSD unstructured supplementary service data mode, and carries out number analysis;
(4) if user input be a predefined string operator that is provided with about supplementary service, then need convert this to corresponding M AP signaling message, go the HLR attaching position register to carry out business registration setting;
(5) after operating successfully, the fixed CDMA WLL system platform is provided with successfully prompt tone for user's play service.
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| CN2009100975231A CN101572754B (en) | 2009-04-04 | 2009-04-04 | Fixed wireless phone system based on improved fixed phone terminal and applications thereof |
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| CN101808301A (en) * | 2010-02-05 | 2010-08-18 | 中兴通讯股份有限公司 | Method and system for call connection of wireless access fixed station |
| CN102377854A (en) * | 2010-08-12 | 2012-03-14 | 东莞市优讯通信有限公司 | Quick secondary-dialing method for telephone |
| CN112954103B (en) * | 2021-02-18 | 2022-11-08 | 北京大米科技有限公司 | Call communication method, device, storage medium and fixed telephone |
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| CN1956476A (en) * | 2005-10-24 | 2007-05-02 | 广东省电信有限公司研究院 | System and method for implementing integral managing user data of fixed telephone network |
| CN1997176A (en) * | 2006-12-28 | 2007-07-11 | 华为技术有限公司 | A method and system for personal hand-held call via the fixed network |
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| CN1474583A (en) * | 2002-08-08 | 2004-02-11 | 深圳市中兴通讯股份有限公司 | System and method for using mobile number resource by fixed users |
| CN1956476A (en) * | 2005-10-24 | 2007-05-02 | 广东省电信有限公司研究院 | System and method for implementing integral managing user data of fixed telephone network |
| CN1997176A (en) * | 2006-12-28 | 2007-07-11 | 华为技术有限公司 | A method and system for personal hand-held call via the fixed network |
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