Summary of the invention
The invention provides a kind of synchronous radio hookup that utilizes multimedia messages supports that at least one access device switches between one of wide area network and individual net, WLAN (wireless local area network) system and method, and show fully and/or describe, and more completely in claim, propose in conjunction with at least one accompanying drawing.
According to an aspect of the present invention, the method for the broad access network gate that at least one access device switches is supported in the synchronous radio hookup that provides a kind of operation to utilize multimedia messages between one of wide area network and individual net, WLAN (wireless local area network), and this method comprises:
Described at least one access device is connected with described broad access network gate;
Receive the multimedia messages that directly is wirelessly transmitted at least one access device of described connection simultaneously from this wide area network from described wide area network by broadband networks;
To send at least one access device of described connection by the multimedia messages that broadband networks receives by one of described individual net or WLAN (wireless local area network);
By one of described individual net or WLAN (wireless local area network) at least one access device receiving multimedia information from described connection; And
The multimedia messages that will receive from least one access device of described connection sends to wide area network by broadband networks.
Preferably, described at least one access device comprises that mobile multimedia handheld device, PDA(Personal Digital Assistant), personal computer (PC), computer peripheral, digital scanner, digital camera, printer, earphone and pointing device are one of at least.
Preferably, described wide area network comprises that CDPD (CDPD) network, PSTN (PSTN), global system for mobile communications (GSM) network, GPRS (GPRS) network, Short Message Service (SMS) network, enhanced data rates for gsm evolution technology (EDGE) network, time division multiple access (TDMA) network, integrated digital enhanced network (iDEN), code division multiple access (CDMA) network and CDMA20001xRTT network are one of at least.
Preferably, described individual net comprises that blueteeth network and the super broadband network of IEEE 802.15.3a are one of at least.
Preferably, described WLAN (wireless local area network) comprise electric and the 802.11a of Electronic Engineering Association (IEEE), b, g and n network one of at least.
Preferably, described broadband networks comprises that cable system, digital subscriber line network, T1 network, T3 network, LMDS (LMDS), WiMAX network and electric and Electronic Engineering Association (IEEE) 802.16 networks are one of at least.
Preferably, described multimedia messages comprises that stream-type video, broadcast video, sound, numerical data, text, digitized audio, digitlization still image, digitized video and digital music are one of at least.
Preferably, described method further comprises:
Receiving described at least one access that is connected by described individual net and one of WLAN (wireless local area network) establishes
Be equipped with the affirmation of the multimedia messages that receives.
Preferably, described method further comprises:
Notify described wide area network by one of described individual net and WLAN (wireless local area network) by described broadband networks
The affirmation of multimedia messages of at least one access device of described connection.
According to an aspect of the present invention, provide a kind of synchronous radio hookup that utilizes multimedia messages to support the system that at least one access device switches between one of wide area network and individual net, WLAN (wireless local area network), this system comprises:
The gateway that communicates to connect with broadband networks and at least one radio interface, gateway is used between described at least one radio interface and described broadband networks optionally exchange multimedia information, and communicates by letter with described at least one access device by described at least one radio interface;
Described gateway is used to connect described at least one access device;
Described gateway is used for receiving the multimedia messages that directly is wirelessly transmitted at least one access device of described connection simultaneously from this wide area network from described wide area network by broadband networks;
The multimedia messages that described gateway is used for receiving by broadband networks sends at least one access device of described connection by described at least one radio interface;
Described gateway is used for by described at least one radio interface at least one access device receiving multimedia information from described connection; And
Described gateway is used for the multimedia messages that at least one access device from described connection receives is sent to wide area network by broadband networks.
Preferably, described multimedia messages comprises that stream-type video, broadcast video, sound, numerical data, text, digitized audio, digitlization still image, digitized video and digital music are one of at least.
Preferably, described wide area network comprises that CDPD (CDPD) network, PSTN (PSTN), global system for mobile communications (GSM) network, GPRS (GPRS) network, Short Message Service (SMS) network, enhanced data rates for gsm evolution technology (EDGE) network, time division multiple access (TDMA) network, integrated digital enhanced network (iDEN), code division multiple access (CDMA) network and CDMA20001xRTT network are one of at least.
Preferably, described at least one radio interface comprises that blueteeth network interface and the super broadband network of IEEE 802.15.3a interface are one of at least.
Preferably, described at least one radio interface follow electric and the 802.11a of Electronic Engineering Association (IEEE), b, g and n socket standard one of at least.
Preferably, described broadband networks comprises that cable system, digital subscriber line network, T1 network, T3 network, LMDS (LMDS), WiMAX network and electric and Electronic Engineering Association (IEEE) 802.16 networks are one of at least.
Preferably, described system further comprises:
Described gateway is used for receiving by described at least one radio interface at least one of described connection
The affirmation of access device receiving multimedia information.
Preferably, described system further comprises:
Described gateway is used for notifying described wide area network by described at least one nothing by described broadband networks
The affirmation of the multimedia messages of at least one access device of the described connection at line interface.
Preferably, described at least one access device comprises that mobile multimedia handheld device, PDA(Personal Digital Assistant), personal computer (PC), computer peripheral, digital scanner, digital camera, printer, earphone and pointing device are one of at least.
According to an aspect of the present invention, the broad access network gate equipment that provides a kind of synchronous radio hookup of supporting to utilize multimedia messages to switch, this equipment comprises:
Support at least one radio interface of communicating by letter one of at least by individual net and WLAN (wireless local area network);
At least one socket is used for by broadband networks communication;
At least one is connected at least one access device with described broad access network gate equipment processor, this at least one processor and described at least one radio interface and described at least one socket communicate to connect;
Described at least one processor is used for receiving the multimedia messages that is wirelessly transmitted at least one access device of described connection by wide area network simultaneously by broadband networks; And
Described at least one processor is used for by described at least one radio interface the multimedia messages that receives being sent at least one access device of described connection.
Preferably, described equipment further comprises:
Described at least one processor is used to detect the affirmation of the multimedia messages of transmission.
Preferably, described equipment further comprises:
The affirmation that described at least one processor is used for the multimedia messages that will send passes by broadband networks
Deliver to described wide area network.
Preferably, described at least one radio interface comprises that blueteeth network interface and the super broadband network of IEEE 802.15.3a interface are one of at least.
Preferably, described at least one radio interface comprise electric and the 802.11a of Electronic Engineering Association (IEEE), b, g and n socket one of at least.
Preferably, described broadband networks comprises that cable system, digital subscriber line network, T1 network, T3 network, LMDS (LMDS), WiMAX network and electric and Electronic Engineering Association (IEEE) 802.16 networks are one of at least.
Preferably, described at least one access device comprises that mobile multimedia handheld device, PDA(Personal Digital Assistant), personal computer (PC), computer peripheral, digital scanner, digital camera, printer, earphone and pointing device are one of at least.
Preferably, described multimedia messages comprises that stream-type video, broadcast video, sound, numerical data, text, digitized audio, digitlization still image, digitized video and digital music are one of at least.
Preferably, described wide area network comprises that CDPD (CDPD) network, PSTN (PSTN), global system for mobile communications (GSM) network, GPRS (GPRS) network, Short Message Service (SMS) network, enhanced data rates for gsm evolution technology (EDGE) network, time division multiple access (TDMA) network, integrated digital enhanced network (iDEN), code division multiple access (CDMA) network and CDMA20001xRTT network are one of at least.
Preferably, described equipment further comprises:
Described at least one processor is used for passing through wide area by described at least one radio interface reception
The multimedia messages that net is sent by at least one access device of described connection simultaneously.
These and other advantage of the present invention, aspect and novel features with for the details of embodiment will from following description and accompanying drawing, more fully be understood.
Embodiment
Some embodiment of the present invention relates to and mixes communicating by letter on wired and the wireless network.More more specifically, some embodiment of the present invention relates to a kind of broad access network gate that utilizes and switches to broadband cabled and/or WLAN (wireless local area network) (wireless local area networks from the wireless service provider of serving this active user active user by the synchronous radio hookup of wireless network traffic, be called for short WLANs) and/or the method and system of individual net (personalarea networks is called for short PAN).
One aspect of the present invention provides wide area network (wire area networks, be called for short WAN), from various types of wired and/or wide area network nets to being located at the family or such as the seamless combination of small-sized wired and/or WLAN (wireless local area network) and individual's net of office and commercial other environment.The combination of these various types of networks makes can carry out the multimedia transparent communication of all kinds between the access device that is connected to the one or more networks in these networks wired or wirelessly.When access device can provide seamless communication to these access devices during from a kind of network transitions to another kind of network.
Fig. 1 is the structural representation of structural system of implementing the example communications system of representative embodiment of the present invention.With reference to Fig. 1, shown primary importance 102 among the figure, the second place 104, (the broadband access provider of broadband access provider, be called for short BAP) 106, public phone exchanges network (publicswitched telephone network, be called for short PSTN) 108, transmission network 110, the wireless service provider network comprises code division multiple access (code division multiple access, be called for short CDMA) network 112, global system for mobile communications (Global System for Mobile Communication is called for short GSM) network 114 and access device 122,124,126 and 128.Primary importance 102 comprises gateway 118, radio interface module 120 and the access device 122,124 with modulator-demodulator 116.Access device 122,124,126 and 128 can comprise, for example, have the multimedia handheld device of Premium Features such as the one or more function in digital video or still camera, portable audio (MP3) player, personal digital assistant and the audio frequency handheld device.Access device 122,124,126,128 can run on follow as bluetooth, IEEE 802.11a/b/g/n and/or IEEE 802.15.3a ultra broadband standard as individual net and or WLAN (wireless local area network) in.The second place 104 comprises router and a plurality of radio reception device with modulator-demodulator 132.The a plurality of radio reception devices of this of the second place 104 can comprise personal computer (PC) 138, laptop computer 136 and wireless personal digital assistant (PDA) 134.Can be connected to personal computer 138 such as digital camera 142 such ancillary equipment.Other ancillary equipment can be linked personal computer 138 and or laptop computer 136 as printer, digital scanner, loud speaker and other unlisted equipment.Radio interface module 120 can comprise a plurality of interfaces, such as the bluetooth interface, and the combination in any at IEEE 802.15.3a ultra broadband interface and IEEE 802.11a, b, g and/or n interface.
Fig. 1 also includes " other broadband provider " module 144, " other mobile phone/personal communication service (PCS) provider " module 146, central authorities' control and administration module 148 and content supplier 150." other broadband provider " module 144 may be the broadband access provider of for example cable, DSL or other type.Central authorities' control and administration module 148 can comprise suitable logic, and circuit and code send and safety function to be adapted to contents processing, such as authentication, affirmation, key or certificate management and mandate.Central authorities' control and administration module 148 also are suitable for handling material supply, Service Management and charging.In representative embodiment of the present invention, central authorities' control and administration module 148 can utilize reality or virtual connections to set up with for example gateway 118, broadband access provider 106, other broadband access provider 144, other mobile phone/personal communication service provider 146, cdma network 112 and 114 foundation of GSM network and link.
Broadband access provider 106 can provide Internet access service with other communications service provider as wired operator, telephone operator or satellite operator.For example working as broadband access provider 106 is telephone operator, and may be so provides broadband service by DSL or other broadband access technology for zone 102 and 104.Corresponding modulator-demodulator 116,132 can be the DSL modulator-demodulator.Working as broadband access provider 106 for another example is wired operator, and being so provides broadband service by cable for zone 102 and 104.Corresponding modulator-demodulator 116,132 is the cable modem of compatible DOCSIS or other type.Because over the past decade, the expense of leased telephone circuit descends rapidly, to zone 102 with 104 to be connected also may be T1 or T3 connection.For example, can utilize the switch that is positioned at central office (CO) (undeclared) to set up T1 or T3 is connected 108 of the second place 104 and PSTNs.
Gateway 118 may comprise integrated DSL modulator-demodulator, cable modem or set up the high speed modem of desired other type of connection as T1 or T3 connection.As selection, gateway 118 also can connect outside DSL modulator-demodulator, cable modem or can carry out the high speed modem of other type of the connection as T1 or T3 connection.Gateway 118 is adjustable to make it to have the right to use the protocol stack information relevant respectively with GSM and/or cdma network 114,112.Gateway 118 also can be adjusted provides the agreement support that communicates with " other mobile phone/personal communication service (PCS) provider " module 146.
CDMA and GSM network respectively include many cell sites's (a/k/a mobile phone launching tower) that are positioned within each automatic network geographical unit.In GSM network 114, each cell site, for example the 114a of cell site may include base station transceiver (BTS), and one or more base station transceivers can be connected to wireless carrier central office 114b.This wireless carrier central office 114b can include base station controller/radio network controller (BSC/RNC), for example BSC/RNC 114d.One or more base station controller/radio network controllers are connected with core network 114e, this core network 114e includes the network edge switch that is called mobile switching centre (MSC), as MSC 114g, and the Serving GPRS Support Node of GSM network 114 (serving GPRS support node, be called for short SGSN)/packet data serving node (packetdata serving node is called for short PDSN) 114f.For example, mobile switching centre can be connected with PSTN 108 by transmission network 110.Shift out the scope of first cell site when access device, when entering the scope of second cell site, the signal power that receives since first cell site reduces and the signal power that receives from second cell site strengthens to cause calling out and switches to second cell site from first cell site.Just in case there is not switchable second cell site, this calling can be kept by first cell site's power so, is impaired to the threshold value that no longer can keep this calling up to this power.Reach or be lower than this threshold value part at power, calling may be broken, and any relevant call resources will be abandoned.At home or in the such environment of office, have that can to call out second network that can switch to be more satisfactory.
As an illustration, when a user on the way home, and when he to family time, mobile phone signal may drop to be lower than to keep calls out necessary minimum signal power threshold value.But calling can't be broken, but can be switched to for example individual net or be positioned at the WLAN (wireless local area network) of user's family or be positioned at other unauthorized wireless access system of user's family.For instance, referring to Fig. 1, when near the radio interface 120 of access device 126 past primary importance 102 114a of cell site that is serving of GSM network 114 moved, calling can switch to the radio interface 120 of the gateway 118 that connects primary importance 102 from the 114a of cell site of GSM network 114.Therefore, call out and can not break, but by seamless switching, and pass through radio interface 120 and handle by gateway 118.Then, wireless data will be by passing to GSM network 114 with the broadband connection of broadband access provider 106 as a result, and this broadband access provider 106 links to each other with wideband wireless local area network controller (BWC) 114c.
In representative embodiment of the present invention, about the voice and data business that ongoing movable wireless calling is connected with the user can be by the wireless service provider in the service, such as GSM network 114 to broadband cabled/WLAN (wireless local area network), and/or use the individual of broad access network gate such as gateway 118 to net transmission, so that switching to be provided.Individual's net of broadband cabled/wireless lan (wlan) and/or use broad access network gate can be as being arranged in house.Radio hookup synchronously be exactly identical information at least two different communication paths or channel in broadcasting.Correspondingly, in a representative embodiment of the present invention, the voice and data of related service can be broadcasted to access device and family's broad access network gate when the beginning of calling out synchronously, receives the calling from the calling subscriber simultaneously.Under previous situation, when the calling subscriber called out the called subscriber, calling subscriber or called subscriber's relevant sound and communication data can be reached broad access network gate 118.When the calling subscriber stays at home, this calling subscriber can use access device or some other access devices of just supporting by broad access network gate 118 with further communication.
Referring to Fig. 1, mobile access equipment 126 such as the multimedia handheld device, is initiated a calling that is assigned to mobile access equipment 128, and this mobile access equipment 128 also can be for example multimedia handheld device.In case call setup, mobile access equipment 126 can for example be arranged in the 114a of cell site of GSM network 114 by a cell site, provide service, and mobile access equipment 128 can for example be arranged in the 112a of cell site of cdma network 112 by a cell site, and service is provided.When the communication between mobile access equipment 126 and 128 was in active state, wireless carrier central office 114b can be configured will call out extraly relevant business and data and be sent to the broad access network gate (GW) 118 that is positioned at primary importance 102.In this case, no matter when mobile access equipment 126 moves into the coverage of the radio interface 120 that is connected to broad access network gate 118 from the coverage of GSM network 114, this mobile access equipment 126 all will be switched from the 114a of cell site the service, provides service by broad access network gate 118.
In a representative embodiment of the present invention, mobile access equipment, for example mobile access equipment 126, can send identifying information to broad access network gate when entering or periodically be positioned at the coverage of radio interface 120.This identifying information can comprise, for example, IMSI International Mobile Subscriber Identity (international mobilestation identifier, abbreviation IMSI), Mobile Identification Number (mobile identification number, be called for short MIN), medium access control (MAC) address, Internet protocol (IP) address, digital certificate, manufacturer, model identification, type identification and service provider's sign, to name these data entries.In another representative embodiment of the present invention, when service was just being provided by broad access network gate 118, mobile subscriber or user can utilize its current mobile access equipment or other access device to communicate by letter.In other words, between transfer period, the user is not limited to use the equipment that is using.Since the call information of radio hookup has been that effectively the 114a of cell site from GSM network 114 can be more effectively obtained to the switching of broad access network gate 118 so on broad access network gate 118 synchronously.
Broadband access equipment 118 is suitable for notifying wireless carrier central office 114b, the mobile phone 126 current coverages that have been in broad access network gate 118, and provide service by it.Therefore, wireless carrier central office 114b the wireless path that is provided by wireless service provider will be provided and be connected on the broadband access path of primary importance 102 radio hookup information synchronously.But, when mobile access equipment shifts out the scope of broad access network gate 118 and provides when service by wireless service provider, wireless carrier central office 114b will be once more beginning radio hookup synchronously on the wireless path of wireless service provider and broadband access path.
In a representative embodiment of the present invention, service on the wireless path and the overlapping period of service on the broadband access path may appear.In this case, before switching and setting up the service of broadband access path, can not abandon the service of wireless service provider.Similarly, on the other hand, before switching and setting up the service that infinitely service provides, also can not abandon the service in broadband access path.Though the switching from the wireless service provider to the broadband access network can seamlessly take place, but be not all to be seamlessly to take place in all cases from the switching of broadband access network.For example, if having two or more optional networks or network service, the user is more prone to have the elasticity that selection can be satisfied the network of their needs.Switching selection can be based on other such as standards such as service quality, price and availabilities.
In another representative embodiment of the present invention, when the roaming from first network to second network took place, the data parsing of multimedia messages may change.Many matchmakers information can comprise for example stream-type video, broadcast video, sound, numerical data, text, digitized audio, digitlization still image, digitized video and digital music.First network can be the wireless service provider network, and second network can be broadband access network.Roaming also can take place between MVNO (mobile virtual network operator is called for short MVNO) and wireless service provider network and broadband access network.Data parsing is used for sending multimedia messages between different networks, and this data parsing can dynamically change so that carry out optimal communication between mobile access equipment and the different network.Therefore, when mobile access equipment when first communication network enters the second communication network, wherein the available bandwidth of first communication network is less than the available bandwidth of second communication network, and the multimedia messages that does not before send to mobile access equipment can send to mobile access equipment now.Alternatively, when mobile access equipment was in the service of second communication network, multimedia messages can send to mobile access equipment with much higher resolution.
User or user also can start a request to be switched to a particular communication networks.This request can provide detailed selection, network selecting such as the bandwidth for transmission of media content to select and price is selected, and also can provide bill to select.For example, when the user roams the coverage of the MVNO (MVNO) that enters synchronous radio hookup multimedia messages, efficient media content, corresponding bill information, price and transmission option all will offer the user.
Fig. 2 is according to representative embodiment of the present invention, in order to the structural representation of the example communications system 200 switched by the synchronous radio hookup of multimedia messages.Example communications system 200 among Fig. 2 is utilized broad access network gate, and the synchronous radio hookup by the infinite network business provides from the wireless service provider of serving this active user to switching broadband cabled and/or WLAN (wireless local area network) and/or individual's net for active user.Referring to Fig. 2, primary importance 202, broadband access provider (BAP) 206, transmission network module 232, the Internet 204, wide area network (WANs), PSTN mixed-media network modules mixed-media 208, content supplier's module 210, wireless service provider network 212,214 and a plurality of mobile access equipments 222,224,226,228 such as (PSTN) have been shown among the figure.Radio interface 220 among Fig. 2, gateway 218, broadband access provider 206, GSM network 214, transmission network 232 and cdma network 236 with modulator-demodulator 216 can be respectively corresponding to, for example radio interface among Fig. 1 120, gateway 118, broadband access provider 106, GSM network 114, transmission network 110 and cdma network 112 with modulator-demodulator 116.Also include central authorities control and administration module 248 among Fig. 2, can control and administration module 148 corresponding to the central authorities among Fig. 1 for example.
Primary importance 202 comprises broad access network gate 218 and the radio interface 220 with modulator-demodulator 216.Primary importance may be in the family, and broad access network gate 218 and radio interface 220 with modulator-demodulator 216 are supported individual net (PAN) or wireless lan (wlan), can be called as home network 202a.Radio interface 220 can comprise a plurality of interfaces, such as the combination in any at bluetooth interface, IEEE 802.15.3a ultra broadband interface and IEEE 802.11a/b/g/n interface.In a representative embodiment of the present invention, gateway 218 can comprise the set-top box that for example links to each other with access device by wired or wireless mode, this access device such as laptop computer and television set, laptop computer 217 as shown in Figure 2 and television set 215.Come to provide service by the cable modem 216 that links to each other with broadband access provider 206 for the home network 202a that gateway 218 is supported.
Broadband access provider 206 can be cable companies, telephone operator (Telco) or ISP (ISP).Broadband access provider adopts any reference format such as DOCSIS, Digital Subscriber Line or LMDS (LMDS).LMDS adopts the broadband wireless technology to transmit sound, video and data and/or utilize permission and the Internet service of frequency spectrum without approval in 25GHz or higher frequency scope.LMDS adopts point-to-point or one-to-many communication provides broadband service, and the some of them service depends on sighting distance (LOS).LMDS is fixing wireless solution, does not need to move to support.
Broadband access provider 206 also can be WiMAX or meet electric and the service provider of Electronic Engineering Association (Institute of Electrical and Electronics Engineers, be called for short IEEE) 802.16 standards.These IEEE 802.16 standards provide wireless MAN (metropolitan area network is called for short MAN) air-interface, and this air-interface is by coming to provide network insertion for building from the exterior antenna that is positioned at center base station received signal at a distance.The signal of receiving in this building is transferred into the infrastructure of cable network, as meets the communication network of IEEE 802.3 standards, perhaps is transferred into the infrastructure of wireless network, as meets the communication network of IEEE 802.11a/b/g and/or n standard.Under the situation of using WiMAX, antenna 202b is used for receiving and sending signal between broadband access provider 206 and home network 202a.
Wide area network (WANs), PSTN mixed-media network modules mixed-medias 208 such as (PSTN) comprise the network such as privately owned or public communication network.For example, mixed-media network modules mixed-media 208 can include PSTN and packet network, such as CDPD (cellular digital packet data is called for short CDPD) network.
Content supplier's module 210 can comprise the network provider that data or content of multimedia are provided.In a representative embodiment of the present invention, content supplier's module 210 can include one or more MVNOs (MVNOs).MVNO is the mobile service provider who comes to provide for its user the service of moving by the network infrastructure that utilizes another company.In this case, MVNO and Virtual network operator are just bought network time and for example minute are reached an agreement, and it are sold consumer or the user of oneself again.The time that the MVNO utilization is bought provides the content of multimedia transmission for its user.
Wireless service provider network 212 can for example use CDMA, 3G or 4G access technology, and comprises a plurality of cell sites.In the time of in mobile access equipment 228 is in the 212a of cell site scope, the 212a of cell site can be this mobile access equipment 228 the mobile phone service is provided.Time division multiple access (TDMA) access technology that wireless service provides network 214 can for example utilize GSM standard can comprise enhanced data rates for gsm evolution technology (EDGE) network and/or GPRS (GPRS).This wireless service provides network 214 can comprise a plurality of cell sites and a wireless carrier central office 214b, and the latter comprises the mobile exchange 214g of mobile switching centre (MSC).In the time of in mobile access equipment 226 is in the 214a of cell site scope, the 214a of cell site can be this mobile access equipment the mobile phone service is provided.
Referring to Fig. 2, mobile access equipment 226 can comprise for example multimedia handheld device, initiates a calling that is assigned to mobile access equipment 228, and this mobile access equipment 228 is the multimedia handheld device for example.In case call setup, mobile access equipment 226 can provide service by the 214a of cell site that is arranged in GSM/EDGE/GPRS network 214, and mobile access equipment 228 can provide service by the 212a of cell site that is arranged in cdma network 212.When the communication between mobile access equipment 226 and 228 was in active state, wireless carrier central office 214b can be configured will call out extraly relevant business and data and be sent to the broad access network gate (GW) 218 that is positioned at primary importance 202.In this case, no matter when mobile access equipment 226 moves into the coverage of the radio interface 220 that is connected to broad access network gate 218 from the coverage of GSM/EDGE/GPRS network 214, this mobile access equipment 226 all will be switched from the 214a of cell site the service, provides service by broad access network gate 218.
In another representative embodiment of the present invention, when service was provided by broad access network gate 218, mobile subscriber or user can utilize its current mobile access equipment or another access device to communicate.Owing to comprise that the call information of the synchronous radio hookup of calling parameter has been that effectively the switching from the unlimited service provider 214a of cell site to broad access network gate 218 can be more effectively obtained so at broad access network gate 218.In this case, just do not need to use extra system resource these calling parameters to be transmitted to the broad access network gate 218 that is in the home network.
Fig. 3 is according to representative embodiment of the present invention, the information exchange schematic diagram that exemplary information was transmitted during access device (access device for example shown in Figure 2) moved between the individual net/WLAN (wireless local area network) (for example radio interface of gateway 218 among Fig. 2) of wide area network (as GSM/EDGE/GPRS) and broad access network gate.As shown in Figure 3, three vertical lines are represented wireless wide area network 302, access device 304 and broad access network gate 306 respectively, can distinguish the GSM/EDGE/GPRS network 214 in the corresponding diagram 2, access device 224 and gateway 218.Horizontal line is illustrated in message or the message groups that is exchanged between source place and the destination, and the destination is by arrow logo.The vertical height express time advances downwards on information exchange schematic diagram 300.
In a representative embodiment of the present invention, access device 304 uses message to transmit 310,312, by unlimited wide area network 302, initiates or receive a calling.Message transmission 310,312 can be set up wireless calling on wireless wide area network 302.In the time of call setup, wireless wide area network 302 can determine that access device 304 has a broad access network gate 306 that links to each other, and uses message transmission 313 to notify this broad access network gate 306 of the calling of radio hookup synchronously.Call business is the message translation sequence 314 between access device 304 and the wide area network 302 as shown in Figure 3.This exchange is as transmitting multimedia messages, for example said digitized voice in front, stream-type video, broadcast video, digitized video, still image, data and text.Attention is in a message translation sequence 314 processes, wide area network spreads news by wide area network and broadband networks simultaneously, wherein send a message to access device 304 by wireless wide area network, wireless messaging 314a, 314c, and sending a message copy to broad access network gate 306 by broadband network, message is transmitted 314b, 314d.
Receive message 313 subsequently, broad access network gate 306 provides calling by any effective access device in the individual net/WLAN (wireless local area network) scope of 315 pairs of broad access network gates of message transmission, 306 supports, and this calling comprises message translation sequence 314.Access device 304 transmits 316 these callings of reception by sending message then.Broad access network gate 306 uses message transmission 318 to call out by broad access network gate 306 notice wireless wide area networks 302 and is received, and wireless wide area network 302 is replied by message transmission 320.Then the copy of the message transmission 324 of access device 304 call business sends to broad access network gate 306, transmits 322 as message.Message transmission 322 is marched forward by broadband networks walks to wireless wide area network 302, transmits 326 as message.Specify the message transmission of the call business of access device 304 to send to broad access network gate 306 from wireless wide area network 302, transmit 328 as message by wireless wide area network 302.Message transmission 328 is marched forward by broad access network gate 306 and is walked to access device 304, transmits 332 as message.
At several time points subsequently, broad access network gate 306 will transmit 333a notice access device 304 by message, transmit 333b notice wireless wide area network 302 by message, no longer expect and need to broadcast synchronously.Subsequently, access device only needs call business is sent to broad access network gate 306, transmits 334 as message, and this message transmission 334 is marched forward and walked to wireless wide area network 302, transmits 336 as message.In the opposite direction, 302 need of wireless wide area network send to broad access network gate 306 with the call business of access device 304, transmit 338 as message, this message transmission 338 is marched forward by broad access network gate 306 by individual net/WLAN (wireless local area network) and is walked to access device 304, transmits 340 as message.Just example more than is discussed, and is not limitation of the present invention, and other message and arrangement can be expected, do not break away from the spirit and scope of the present invention.
Fig. 4 is according to representative embodiment of the present invention, and support is by the flow chart 400 of the exemplary method of the synchronous radio hookup switching of multimedia messages.Following discussion is with reference to the equipment among the figure 2.Method shown in Figure 4 for example is in the access device 224 (that is, not being in the calling) (module 410) of idle condition from access device.Then, be assigned to access device 224 or the calling initiated by access device 224 is received by wireless wide area network, this wireless wide area network is GSM/EDGE/GPRS network 214 (module 412) for example.Access device 224 can comprise for example mobile multimedia handheld device, wireless personal digital assistant or other similar equipment.Then wireless wide area network 214 can be set up wireless calling with access device 224 (module 414).In the call establishment process, wireless wide area network 214 determine this access device 224 whether with broad access network gate for example gateway 218 (module 416) link to each other.If this access device 224 does not link to each other with broad access network gate, flow process will stop (module 430).Yet, if wireless wide area network 214 determines that this access device 224 has a continuous broad access network gate, wireless wide area network 214 will send to the broad access network gate (module 418) that this links to each other by the copy that broadband networks begins to be assigned to the call business of access device.This broadband networks comprises, for example, Digital Subscriber Line, satellite network, cable system, T1 or T3 network, LMDS (LMDS), IEEE 802.11 a/b/g/n nets and WiMAX or IEEE 802.16 nets have only been listed a part.Then, this broad access network gate that links to each other any effective access device in individual net/WLAN (wireless local area network) scope that this broad access network gate (module 420) that links to each other is supported provides call business.
In a representative embodiment of the present invention, determine there is not the calling that access device receives broad access network gate to be provided (module 422).So, this broad access network gate will continue to provide this calling (module 420).Yet, if the access device in the coverage of the broad access network gate that links to each other receives this calling (module 422), then the broad access network gate that should link to each other will be set up and the radio communication (module 424) of receiving the access device of calling by individual net/WLAN (wireless local area network).Individual net/WLAN (wireless local area network) that this access device is then supported by this broad access network gate (module 420) begins to send the copy (module 426) of the all-calls business that is assigned to wireless wide area network.This calling will continue, and broad access network gate stops (module 428) by individual net/WLAN (wireless local area network) and broadband networks switched call business between wireless wide area network and access device of broad access network gate up to the user who is access in equipment.The flow process of whole Fig. 4 finishes (module 430) then.
Characteristics of the present invention also may reside in synchronous radio hookup that a kind of operation utilizes multimedia messages and support in the method for the broad access network gate that at least one access device switches between one of wide area network and individual net, WLAN (wireless local area network).The method can comprise: this at least one access device is connected with this broad access network gate; From the wide area network receiving multimedia information, this multimedia messages directly is wirelessly transmitted at least one access device of connection simultaneously from wide area network by broadband networks.This method comprises that also the multimedia messages that will receive by broadband networks sends at least one access device of connection by one of individual net or WLAN (wireless local area network).In a representative embodiment of the present invention, this method comprises at least one access device receiving multimedia information from connecting by individual net or WLAN (wireless local area network), and the multimedia messages that at least one access device that will connect receives sends to wide area network by broadband networks.One of in a representative embodiment of the present invention, below access device comprises at least: mobile multimedia handheld device, PDA(Personal Digital Assistant), personal computer (PC), computer peripheral, digital scanner, digital camera, printer, earphone and pointing device.One of below wide area network comprises at least: CDPD (CDPD) network, PSTN (PSTN), global system for mobile communications (GSM) network, GPRS (GPRS) network, Short Message Service (SMS) network, enhanced data rates for gsm evolution technology (EDGE) network, time division multiple access (TDMA) network, integrated digital enhanced network (iDEN), code division multiple access (CDMA) network and CDMA2000 1xRTT network.
One of in a representative embodiment of the present invention, below individual net comprises at least: blueteeth network, IEEE 802.15.3a ultra-wide band network and IEEE 802.11a, b, g and n network.One of below broadband networks comprises at least: cable system, digital subscriber line network, T1 network, T3 network, LMDS (LMDS), WiMAX network and electric and Electronic Engineering Association (IEEE) 802.16 networks.
It is one of at least following that multimedia messages comprises: stream-type video, broadcast video, sound, numerical data, text, digitized audio, digitlization still image, digitized video and digital music are one of at least.Also comprise the affirmation that receives the multimedia messages that at least one access device of this connection receives by one of individual net or WLAN (wireless local area network) according to the method for representative embodiment of the present invention.In addition, this method also comprises by the affirmation of broadband networks notice wide area network by the multimedia messages of described at least one access device that is connected of individual net and one of WLAN (wireless local area network).
Other characteristics of the present invention are embodied in a kind of synchronous radio hookup that utilizes multimedia messages supports that at least one access device switches between one of wide area network and individual net, WLAN (wireless local area network) the system, this system can comprise the gateway that communicates to connect with broadband networks and at least one radio interface, this gateway can be between described at least one radio interface and described broadband networks exchange multimedia information optionally, and communicate by letter with described at least one access device by described at least one radio interface.In a representative embodiment of the present invention, this gateway can be connected described at least one access device with the bandwidth IAD.This gateway can also receive the multimedia messages that directly is wirelessly transmitted at least one access device of described connection simultaneously from this wide area network by broadband networks from described wide area network.And this gateway can also send at least one access device of described connection by described at least one radio interface with the multimedia messages that receives by broadband networks, and by described at least one radio interface at least one access device receiving multimedia information from described connection.In addition, this gateway multimedia messages that will receive from least one access device of described connection sends to wide area network by broadband networks.
One of in a representative embodiment of the present invention, below this multimedia messages can comprise at least: stream-type video, broadcast video, sound, numerical data, text, digitized audio, digitlization still image, digitized video and digital music.One of below wide area network can comprise at least: CDPD (CDPD) network, PSTN (PSTN), global system for mobile communications (GSM) network, GPRS (GPRS) network.This wide area network also can comprise Short Message Service (SMS) network, enhanced data rates for gsm evolution technology (EDGE) network, time division multiple access (TDMA) network, integrated digital enhanced network (iDEN), code division multiple access (CDMA) network and CDMA2000lxRTT network.Described at least one radio interface comprises blueteeth network interface and the super broadband network of IEEE 802.15.3a interface one of at least, and this radio interface is followed electric and the 802.11a of Electronic Engineering Association (IEEE), b, g and n socket standard one of at least.One of in the various representative embodiment of the present invention, below broadband networks comprises at least: cable system, digital subscriber line network, T1 network, T3 network, LMDS (LMDS), WiMAX network and electric and Electronic Engineering Association (IEEE) 802.16 networks.
One of in a representative embodiment of the present invention, below multimedia messages comprises at least: stream-type video, broadcast video, sound, numerical data, text, digitized audio, digitlization still image, digitized video and digital music.Gateway can receive the affirmation of multimedia messages of at least one access device of described connection by described at least one radio interface.And notify of the affirmation of described wide area network by the multimedia messages of at least one access device of the described connection of described at least one radio interface by described broadband networks.One of below described at least one access device comprises at least: mobile multimedia handheld device, PDA(Personal Digital Assistant), personal computer (PC), computer peripheral, digital scanner, digital camera, printer, earphone and pointing device.
The present invention also has some characteristics, can observe from the broad access network gate equipment that a kind of synchronous radio hookup of supporting to utilize multimedia messages is switched.This equipment can comprise that support is by individual net at least one radio interface of communicating by letter with one of WLAN (wireless local area network) and at least one socket that is used for communicating by letter by broadband networks.This equipment also comprises at least one is connected at least one access device with described broad access network gate equipment processor, and this at least one processor and described at least one radio interface and described at least one socket communicate to connect.This at least one processor can receive by broadband networks and be wirelessly transmitted to the multimedia messages of at least one access device of described connection simultaneously by wide area network, and the multimedia messages that receives is sent at least one access device of described connection by described at least one radio interface.This at least one processor can also detect the affirmation of the multimedia messages of transmission, and the affirmation of the multimedia messages that will send is sent to described wide area network by broadband networks.This at least one radio interface comprises blueteeth network interface and the super broadband network of IEEE 802.15.3a interface one of at least, and can comprise electric and the 802.11a of Electronic Engineering Association (IEEE), b, g and n socket one of at least.One of in various representative embodiment of the present invention, below this broadband networks comprises at least: cable system, digital subscriber line network, T1 network, T3 network, LMDS (LMDS), WiMAX network and electric and Electronic Engineering Association (IEEE) 802.16 networks.
One of in representative embodiment of the present invention, below this at least one access device comprises at least: mobile multimedia handheld device, PDA(Personal Digital Assistant), personal computer (PC), computer peripheral, digital scanner, digital camera, printer, earphone and pointing device.One of below multimedia messages comprises at least: stream-type video, broadcast video, sound, numerical data, text, digitized audio, digitlization still image, digitized video and digital music.One of below wide area network in representative embodiment of the present invention comprises at least: CDPD (CDPD) network, PSTN (PSTN), global system for mobile communications (GSM) network and GPRS (GPRS) network.This wide area network also can comprise Short Message Service (SMS) network, enhanced data rates for gsm evolution technology (EDGE) network, time division multiple access (TDMA) network, integrated digital enhanced network (iDEN), code division multiple access (CDMA) network and CDMA20001xRTT network.In addition, this at least one processor can receive the multimedia messages that is sent by at least one access device of described connection simultaneously by wide area network by at least one radio interface.
In a representative embodiment of the present invention, WLAN (wireless local area network) comprises data network, for example, meets the wireless network of IEEE 802.11 a/b/g/n standards, for example is arranged in the network of family, focus and office.This local area network (LAN) can run on unauthorized spectral range, for example in 2.4~2.5GHz scope.The wide area network example comprises CDPD (CDPD) network, voice and data network such as PSTN (PSTN), global system for mobile communications (GSM), GSM GPRS (GPRS), the GSM Short Message Service (SMS), enhanced data rates for gsm evolution technology (EDGE), time division multiple access (TDMA), integrated digital enhanced network (iDEN), code division multiple access (CDMA), the CDMA20001xRTT network, universal mobile telecommunications system (Universal Mobile TelecommunicationsSystem, be called for short UMTS), only list wherein several at this.
For example form by mobile multimedia handheld device, PDA(Personal Digital Assistant), phone and computer etc. by a plurality of radio communication access devices for individual's net.The miscellaneous equipment of this network also comprises computer peripheral, for example digital scanner, digital camera, printer, earphone and pointing device, these equipment can place the people near.Individual's net (PAN) just is to use the special networks of these communication equipments.In a representative embodiment of the present invention, the access device among the PAN can be communicated by letter with other access device among the PAN, also can communicate by other access device in other network of PAN arrival with easy.Individual's net comprises the data communication network that for example meets bluetooth standard network and IEEE 802.15a standard wireless network.This individual net can run on unauthorized spectral range, for example in 2.4~2.5GHz scope.(Bluetooth SIG, Inc) " the bluetooth kernel standard 1.2 editions " of issue on November 5th, 2003 provides the details of relevant individual net example, is included in related whole themes here by bluetooth sig.For example, in blue teeth wireless individual net, the first bluetooth activated wireless access device can communicate with the second bluetooth activated wireless access device among the PAN.In addition, the first and second bluetooth activated wireless access devices all can communicate by blue teeth wireless individual's net and the Internet, another local area network (LAN) and wide area network.
In a representative embodiment of the present invention, gateway is used for providing seamless and transparent communication between a plurality of access devices and a plurality of network.The function of gateway can be divided into for example application content function and configuration and administration feature.Various types of application that the application content function can be supported as processing gateway and the various types of data that receive, handle and send by gateway.From this aspect, the application content functional module comprises that also miscellaneous equipment or system use the method from the data of gateway.
Content and application service are important because various from wide area network (being broadband connection one side) or individual net (being access device one side) enter and be away from home in information, all will compile at gateway.Individual's net one side comprises bluetooth, WLAN (wireless local area network) (IEEE 802.11a/b/g/n), IEEE 802.15.3a ultra-wide band network or mobile telephone network.Though gateway for example is applicable to that the information translation with the GSM form of wireless receiving is for example Internet protocol (IP) format information, perhaps conversely, the information of GSM form that the IP format information is converted to wireless reception is to be fit to aerial transmission.Also will provide of the support of other communications protocol such as TDMA, CDMA and UMTS.In a representative embodiment of the present invention, gateway comprises suitable circuit, logic and/or code so that receive and handle the mpeg data that is adapted at showing on the screen.Gateway in an embodiment of the present invention is as coming from a plurality of wired focuses of compiling with data wireless service.Though in one particular embodiment of the present invention, according to the properties collection of reality, seldom there is virtual data acquisition system in the work that gateway is done.The data of compiling can be integrated or be used on the contrary from single strategic area and send various contents and application service provides unique chance.Because gateway is the focus that data are compiled in one embodiment of the invention, therefore can adopt one or more protocol stacks to send various content and application service.
Gateway in a representative embodiment of the present invention is suitable for sending calling based on the rule of having formulated in the program that is programmed into gateway.For example, gateway can be controlled by rule, this rule declaration local call will be transferred into existing LEC (incumbent local exchange carrier is called for short iLEC) and handle, and trunk call will be handled by toll telephone operator.Therefore, when a calling was initiated by gateway and determined that this calling is local call, gateway was suitable for sending this calling to this existing LEC.Yet if gateway determines that this calls out is trunk call, gateway is suitable for this calling is sent to toll telephone operator so.
Representative embodiment of the present invention can support today many families and office in common existing broadband infrastructure.Because the user at home or office use broadband infrastructure to pay expense, support to utilize existing broadband infrastructure and wan communication, will make expense minimum or do not produce expense.Broadband infrastructure can be for example cable or DSL infrastructure.
Be arranged in the function of the radio interface that gateway provided of family, for example can be used to carry out route or transmit a large number of services to cable network, for example broadband networks or the wireless network that connects by broadband networks are such as GSM or cdma network.In other words, the radio network gateway infrastructure that representative embodiment of the present invention provided on the basis of the existing access infrastructure that is provided for family, office, business user by broadband service provider, provides a upgradeable network.In addition, also solved the problem that signal penetrates and propagates, thereby improved service quality (QoS) by the upgradeable network that gateway provided.From the angle in market, wireless service provider can be linked into this essential infrastructure now and come to provide better wireless service for family or office user.Therefore, for faster development, wireless service provider will aim at family wired phone or ordinary old style telephone (POTS) market, and this is to be handled by existing LEC (ILECs) or other LEC traditionally.
The top unauthorized Mobile Access Gateway of mentioning can have huge disposal ability.The gateway of existing system is not recognized the whole potentiality according to the wired and cordless communication network of this combination of representative embodiment of the present invention.Numerous basic and the communication services that strengthen will be opened or provide to gateway.Also provide simultaneously to for example support of mobile multimedia handheld device and PDA of access device, so that use these fundamental sum enhancement service that New Wave provided by digital technology.Yet, current and/or propose in the Mobile Access Gateway system, daily user is not provided needed support scope.
The present invention can realize in the combining of hardware, software or hardware and software.The present invention can be in the concentrated form of at least one computer system and be implemented, or disperses to intersect at distributed realization in several interconnective computer systems with its different element.The computer system of any kind or miscellaneous equipment are used to carry out mode described herein and all are fit to.Being combined into of a kind of typical hardware and software includes the computer program general-purpose computing system, and when being landed and being performed, it controls this computer system, so that it carries out method described herein.
The present invention also can be embedded in the computer product, and it comprises all features of carrying out method described herein, and in the time of in logging on a computer system, these methods can be performed.Computer system as herein described means any expression, with any language, code or country, one group of instruction can cause one to have the system of information processing capability or directly carry out a special function, perhaps with following one of the two or the two carry out: a) convert another kind of language, code or country to; B) produce again with different material form.
When the present invention when being described with reference to some embodiment, it can be understood that by those of ordinary skill in the art and can make various changes and substituting of being equal to and do not depart from the scope of the present invention.In addition, can make a lot of modifications and not break away from its scope with the particular case that is fit to technology of the present invention or material.Therefore, it means that the present invention can not be restricted to the special embodiment that is disclosed, but can comprise all embodiment in the scope that falls into claim.
The application with reference to, advocate priority and require the benefit of following U.S. Provisional Patent Application that these applications are by being incorporated into herein in full with reference to it.