CN1330823A - Multimedia communications in communication system and method therefor - Google Patents
Multimedia communications in communication system and method therefor Download PDFInfo
- Publication number
- CN1330823A CN1330823A CN99811765A CN99811765A CN1330823A CN 1330823 A CN1330823 A CN 1330823A CN 99811765 A CN99811765 A CN 99811765A CN 99811765 A CN99811765 A CN 99811765A CN 1330823 A CN1330823 A CN 1330823A
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- message
- communication medium
- multiple communication
- scu
- center
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
Abstract
A communications center (102) capable of communicating with an SCU (selective call unit) (122) over a plurality of communication media includes a transmitter (203, 218) and a processing system (210) coupled to the transmitter. The processing system is adapted to generate a message (402), choose a selected one of the plurality of communication media according to the content of the message (404-410), and cause the transmitter to transmit the message to the SCU over the selected one of the plurality of communication media (414).
Description
Relate generally to communication system of the present invention specifically, the present invention relates to multimedia communication and method thereof in the communication system.
Up to the present, (for example: cellular phone, beep-pager and the computer that links to each other with LAN (local area network (LAN))) radio communications system has used considerable time selective call message to be sent to SCU (selective call unit).The type that sends to the selective call message of SCU comprises from personal messages transmitting-receiving (for example: beep-page message, telephone message, Email) to information service () any range for example: advertisement, news, weather forecast, internet access etc.
Along with the appearance of PDA (personal digital assistant), telecommunications industry is attempted a series of cable business (for example: Ethernet, telephone, cable TV) and wireless traffic (for example: cellular phone, single worker's transmitting and receiving service, unidirectional and two-way paging etc.) unified to the single communication unit.Because the ability that PDA communicates by letter by the communication medium with multiband, multi-protocols ability that can extensively select continues to improve, and wishes that PDA user is unpractical according to the use artificial selection communication medium of PDA.Can produce same problem by in multiple communication medium and the communication system that SCU communicates by letter.
Therefore, in multimedia communications system, need a kind of method and apparatus that the method for simplifying of selecting communication medium is provided.
The present invention points out with precision in claims.Yet by the detailed description below in conjunction with accompanying drawing, it is more obvious and easier to understand that further feature of the present invention will become.These accompanying drawings comprise:
Fig. 1 illustrates the electrical block diagram of communication system used in the present invention;
Fig. 2 and Fig. 3 illustrate the electrical block diagram of message center shown in Figure 1 and SCU (selective call unit) respectively; And
Fig. 4 and Fig. 5 illustrate the flow chart according to the operating process of message center of the present invention and SCU respectively.
Fig. 1 illustrates the electrical block diagram according to communication system 100 of the present invention.Communication system 100 comprises the message center 102 that can communicate by letter with portable part 104 by wire communication medium and wireless communication media, and portable part 104 comprises a plurality of SCU122 (selective call unit).In order to carry out radio communication with SCU122, message center 102 comprises controller 112, and controller 112 by general communication link 114 (for example: microwave link) operation of a plurality of radio sets 116 is controlled.
Utilize radio set 116 selective call message to be sent to SCU122 by a plurality of RF (radio frequency) frequency band and a plurality of host-host protocol of in these frequency bands, carrying out.The example that is suitable for host-host protocol of the present invention includes but are not limited to:: the paging protocol (FLEX of motorola inc for example
TMSeries communication protocol), and cellular communication technical protocol (for example: GSM (global system for mobile communications), CDMA (code division multiple access), TDMA (time division multiple access) etc.).Obviously, also can use and be suitable for other host-host protocol of the present invention.
As mentioned above, the SCU122 in the portable part 104 is used for receiving selective call message from the radio set of operating 116 under the control of controller 112.Selective call message both can comprise the personal messages that utilizes the black phone 124 link to each other with traditional PSTN 110 (public switched telephone network) to send by the calling subscriber, can comprise the information service that message center 102 provides again, for example: Email, internet access, news, weather forecast, up-to-date quotations on the stock market, up-to-date sports-cast etc.
Under the situation that the calling subscriber initiates a message, controller 112 receives one or more message by PSTN110 from the calling subscriber.PSTN110 is transferred to controller 112 by the traditional phone line 101 that links to each other with controller 112 with these message.After receiving message from PSTN110, controller 112 is handled these message and they is sent to the SCU122 that radio set 116 is used to be transferred to appointment.About information service, controller 112 receives information service by for example PSTN110 or other traditional communication means (for example: the Internet, satellite, cable, microwave link, local area network (LAN) etc.) there from the information service provider that links to each other with message center 102.As the message that the calling subscriber sends, 112 pairs of information service message of controller are handled and they are transferred to the SCU122 that radio set 116 is used to be transferred to appointment.
As mentioned above, message center 102 can also communicate by multiple traditional Wireline 101,117,119 and portable part 104.Yet, this communication mode depends on and is connected to wire communication medium 121 () SCU122 user for example: the Internet 120, traditional cable communication system 118, PSTN110 (passing through modulator-demodulator), conventional local area (for example: Ethernet, not shown) etc. with SCU122 is long-range.
Fig. 2 and Fig. 3 illustrate the electrical block diagram of message center shown in Figure 1 102 and SCU122 respectively.The electrical block diagram of message center 102 comprises the circuit unit of controller 112 and the circuit unit of radio set 116.Controller 112 comprises: conventional process system 210 is used to control the operation of radio set 116; Wired transceiver 218; And traditional transceiver interface 205, be used to send a message to radio set 116.Wired transceiver 218 can receive message and message is transmitted into multiple communication medium (for example: PSTN110, the Internet 120, traditional cable communication system 118 and local area network (LAN) or the like).
SCU122 comprises transceiver 303.Transceiver 303 comprises wired and radio receiving-transmitting unit.The wireless portion of transceiver 303 comprises: antenna 302 is used for that the RF signal is transmitted into message center 102 and from message center 102 interposition RF signals; And RF transceiver 304, link to each other with antenna 302, can carry out the traditional demodulation technology and be used for communication signal emitting to the message center 102 that links to each other or other communication medium and message center 102 or other communication medium receiving communication signal from linking to each other with modulation technique.The radio signal that RF transceiver 304 receives produces demodulating information, and demodulating information is coupled to processor 308, and 308 pairs of processors receive message and handle.Equally, message center 102 is modulated and be transmitted into to the message of 303 pairs of processors of radio receiving-transmitting unit, 308 generations.As a kind of alternative communicator, transceiver 303 comprises traditional wired transceiver 311, the wired transceiver 311 of tradition is connected to wire communication medium 121, for example the Internet 120, cable communication system 118, PSTN110 (passing through modulator-demodulator), local area network (LAN) etc.The conventional power source switch 306 that links to each other with processor 308 is used for control powers to transceiver 303 from the conventional batteries power supply, and therefore the battery power conservation function is provided.
In order to realize the necessary function of SCU122, processor 308 comprises microprocessor 312 and memory 310, and memory 310 comprises for example random-access memory (ram), read-only memory (ROM) and Electrically Erasable Read Only Memory (EEPROM).Utilize ROM that processor 308 is programmed so that the input message of message center 102 emission is handled, produce message that SCU122 user starts then and this message is transmitted into message center 102.When from message center 102 reception message, decode in address in the demodulating data of 308 pairs of receptions of processor message, decode address and one or more appointment and the address that is stored in the EEPROM of SCU122 are compared, if and detect and to conform to, then begin the remainder of processing messages.
Conform to if detect, then processor 308 arrives RAM with this message stores, and generation call prompt signalisation user receives message.The call prompt signal is sent to traditional sound equipment or the sense of touch suggestion device 316 that is used to produce audible call cue or sense of touch call prompt signal.By user control 314, the user can access message, and user control 314 provides locking, release, function such as deletes, reads.More particularly, the suitable function of utilizing user control 314 to provide, can from RAM, recover message, and being delivered to the user by display circuit 313, display circuit 313 comprises that the display 318 that is used for display message is (for example: conventional liquid crystal-LCD) and be used for the voicefrequency circuit 317 of audio message.
As mentioned above, SCU122 and message center 102 can be carried out message communicating mutually by the multiple communication medium that includes spider lines and wireless network.Wireless network includes but are not limited to: adopt the paging host-host protocol (for example: FLEX
TMOne of series communication protocol, as: FLEX
TM, Re FLEX
TM, InFLEXion
TM) network and/or carry out cellular transmission agreement () network for example: GSM, CDMA, TDMA etc.Message center 102 communicates by cable network and SCU122, for example by the Internet 120, cable communication system 118, PSTN110 and local area network (LAN).Because so multiple multimedia is used between message center 102 and the SCU122 and communicates, Fig. 4 and Fig. 5 illustrate and how bestly use this ability and exceed the service provider's of the user that increases SCU122 or message center 102 burden.
Fig. 4 and Fig. 5 illustrate the flow chart 400,500 of general description according to the programming operation process of message center 102 of the present invention and SCU122 respectively.Flow chart 400 is from step 402, in step 402, the message that controller 112 response calling subscribers send produces a message, or above-mentioned arbitrary information service, for example from (by wireless connections or the wired connection) request of data with the SCU122 of internet communication.In step 404, controller 112 is according to the content choice communication medium of the message that produces in step 402.
Select step to comprise independently several possibility embodiment or its combination.For example, can select communication medium according to the messaging service layer in the multiple communication medium.Alternatively, perhaps in combination, when message originator specify message content is sensitive content, select step to select to provide the communication medium of secure communication.In yet another embodiment, select step integrating step 406 to carry out, wherein receive user preference at described step controller 112 from the user of SCU122, how the user preference indication selects selected in the multiple communication medium one.And user preference comprises independently several following preference or its combination.
In first embodiment, user preference comprise be used to use for example according to the size of the message of creating in step 402 (for example: byte number) cost of one of multiple communication medium of Xuan Zeing minimum preferentially.For user to cost sensitivity, particularly when message to be sent is big (for example: the graphic file of download, software program, large-scale electronic data sheet etc.), present embodiment are provided for selecting this message to be sent to the preferential of communication medium SCU122, that cost is minimum.In yet another embodiment, user preference comprises and is used for that (for example no longer than 10 minutes time delay) sends the preference of message to be no more than predetermined maximum wait time.This preference also can be used as minimum cost coefficient.
Combined with one of the foregoing description, when message originator specified in the message sensitivity of step 402 generation, user preference can also be specified a preference that adopts secure communication.Obviously, can use for the those of ordinary skill in the present technique field and be suitable for other user preference of the present invention and unaccounted in the above description.
When the user of SCU122 used user preference, controller 112 entered step 408, and in step 408, controller 112 utilizes above-mentioned preference.Perhaps, in the time can not using user preference, controller 112 enters step 410.In step 410, the acquiescence preference that controller 112 uses the service provider of message center 102 to be provided with.The acquiescence preference preferably includes the combination in any that helps the service provider to optimize the above-mentioned user preference of operating cost etc.
In case selected communication medium, controller 112 just enters step 412.In step 412, controller 112 will be at the letter of the gating medium notice SCU122 (among the arbitrary embodiment in two embodiment) of step 408 or step 410 selection.In first embodiment, message center 102 is by the letter of traditional Common Control Channel gating medium notice SCU122.A plurality of SCU122 are excellent preferably to use Common Control Channel to send to message center 102 and maybe will lack control messages and send to SCU122 from message center 102 will lack control messages.In case will be gating letter medium notice SCU122, then controller 112 just enters step 414, in step 414, controller 112 control radio sets 116 are transmitted into SCU122 by gating letter medium with message.In alternative embodiment, header information is appended to the message that sends to SCU122 in step 414 by the letter of gating medium.Header information is used for and will notifies SCU122 at the communication medium that above-mentioned previous steps is selected.
The foregoing description is the transparent interface that the user of SCU122 is provided for sending a message to message center 102 and receives message from message center 102.The user who is SCU122 need not to be concerned about to being transmitted into message center 102 or selecting which communication medium from each message that message center 102 receives.The foregoing description has advantage with respect to prior art, and prior art can not provide at present utilizes multimedia PDA to carry out the transparent interface of message communicating by multiple communication medium.
Now, reader's attentiveness focuses on the operating procedure of the SCU122 shown in the flow chart 500 among Fig. 5.Flow chart 500 is from step 502, in step 502, SCU122 from the user of SCU122 receive instruction with a plurality of communication services that provide with this communication system selected one communicate.Alternatively, obviously, communication service can be irrelevant with any particular communications system.But in this embodiment, SCU122 communicates by the letter medium of gating and the arbitrary communication service that communication service interested is provided.
Communication service preferably includes personal messages transmitting-receiving or information service.For example, the message that personal messages transmitting-receiving must be started with the calling subscriber, or the user of the SCU122 message utilizing SCU122 to start or send so that with can be (for example: PSTN110) communicate by letter with other SCU122 user or other addressee that message center 102 communicates by traditional means.On the other hand, for example, information service comprises Email, internet access, news, weather forecast, up-to-date quotations on the stock market, up-to-date sports-cast etc.For the communication service that relates to two-way communication (for example: Email, internet access, SCU are to the communication of SCU), SCU122 usually from the user of SCU122 receive instruction with message switching to message center 102, or directly be transferred to communication service and need not message center 102 and intervene.For example, under the situation about communicating in user and the Internet, the user can ask message center 102 to connect the user to interested specific website, and the webpage figure is downloaded to user's SCU122.Alternatively, after having selected to provide the communication medium of this business, the user can be connected to the Internet.Under the situation of send Email, the user can order SCU122 to send the email message of control message center 102 this message is transferred to the addressee of appointment.Alternatively, the user can order SCU122 by the communication medium send Email message (not relating to message center 102) of Internet service is provided.
In a word, in request with before message center 102 communicate by letter, in step 504 with SCU122 programming each message content selection communication medium with the communication service reception selected according to the communication service of selecting to user to be launched with from the user of SCU122 by SCU122.As above-mentioned operation embodiment, select step 504 to comprise independently several possibility embodiment or its combination to controller 112 explanations.
In first embodiment, for example, the messaging service layer in the multiple communication medium of measuring according to SCU122 in each is selected communication medium.Alternatively, perhaps in combination, when message originator specify message content erotic, selecting step to select to provide the communication medium of secure communication.In yet another embodiment, select step integrating step 506 to carry out, wherein in described step, SCU122 receives user preference from the user of SCU122, and how the user preference indication selects selected in the multiple communication medium one.And user preference comprises independently several following preference or its combination.
In first embodiment, user preference comprises the minimum preference of cost of one of multiple communication medium that the size that is used to the message that use for example transmits according to hope is selected.For user to cost sensitivity, particularly when message to be sent is big (for example: the graphic file of download, software program, large-scale electronic data sheet etc.), present embodiment are provided for selecting to send from SCU122 the preference of communication medium this message, that cost is minimum.
In yet another embodiment, user preference comprises and is used for that (for example no longer than 10 minutes time delay) sends the preference of message to be no more than predetermined maximum wait time.This preference can be used as minimum cost coefficient.With the combination of above-mentioned arbitrary embodiment in, when the user of SCU122 pointed out that message communicating is responsive, user preference can also be specified a preference that adopts secure communication.For example, request is sold by the Internet transmission or the user of the SCU122 of the request of buying in stocks can seek the secure communication medium (for example: utilize and encrypt) that carry out this transaction.Obviously, can also use above-mentioned unaccounted other user preference of the present invention that is suitable for for those skilled in the art.
When the user of SCU122 used user preference, processor 308 entered step 508, and in step 508, processor 308 uses above-mentioned preference.Perhaps, in the time can not using user preference, processor 308 enters step 510, and in step 510, processor 308 uses the acquiescence preference of programming in advance in the memory 310 of SCU122.These acquiescence preference preferably include the combination in any of above-mentioned user preference.
In case selected communication medium, SCU122 just enters step 512, and in step 512, SCU122 will be at the letter of gating medium notifying communication center 102 (among the arbitrary embodiment in two embodiment) of step 508 or step 510 selection.In first embodiment, by traditional Common Control Channel, SCU122 is gating letter medium notifying communication center 102.In case gating is believed medium notifying communication center 102, then SCU122 enters step 514, and in step 514, SCU122 makes radio set 116 send a message to message center 102 by own gating letter medium, and in the time of suitably, receive message from message center 102 by gating letter medium.In alternative embodiment, header information is appended to the message that sends by SCU122 in step 514.Header information is used for the communication medium notifying communication center 102 in above-mentioned previous steps selection.
As above-mentioned discussion proved, the present invention had substantive advantage than prior art.Specifically, the invention provides the method that a kind of user preference that provides according to the user of SCU122 is selected communication medium pellucidly in SCU122.Equally, message center 102 uses identical or similar user preference to select the respective communication medium of communicating by letter with SCU122.In both cases, the selection course of communication medium all is transparent for the user of SCU122 and the service provider of message center 102.
Although describe the present invention according to preferred embodiment,, clearly, those skilled in the art can carry out many modifications and modification within the scope of the present invention.Therefore, can think that all such modifications and modification all belong to the essential scope of the present invention of claims definition.
Claims (28)
1. can be by in multiple communication medium and the message center that SCU (selective call unit) communicates by letter, a kind of method may further comprise the steps:
Produce message;
Select in the multiple communication medium selected one according to message content; And
By in the multiple communication medium selected one send a message to SCU.
2. method according to claim 1, wherein multiple communication medium comprises wired communication medium and wireless communication media.
3. method according to claim 1, this method further may further comprise the steps: select selected in the multiple communication medium one according to the messaging service layer in each of multiple communication medium.
4. method according to claim 1, this method further may further comprise the steps: select to provide in the multiple communication medium secure communication when message originator specify message content erotic selected one.
5. method according to claim 1, this method further may further comprise the steps: a notice SCU who selectes in the multiple communication medium that will select.
6. method according to claim 5, wherein message center is notified SCU by Common Control Channel with of selecting in the multiple communication medium.
7. method according to claim 5, wherein message center is by comprise header information in the selected message that sends to SCU in by multiple communication medium, with selected in a multiple communication medium notice SCU.
8. method according to claim 1, this method further may further comprise the steps: receive from the user of SCU and be used for pointing out one user preference how selecting multiple communication medium selected.
9. method according to claim 8, wherein user preference comprises and is used for one the minimum preference of cost using multiple communication medium selected.
10. method according to claim 8, wherein user preference comprises and being used for to be no more than the preference that predetermined maximum wait time sends message.
11. method according to claim 8, wherein user preference comprises the preference that is used for adopting secure communication when the message originator specify message is responsive.
12. in the SCU (selective call unit) that can communicate by letter with message center by multiple communication medium, a kind of method may further comprise the steps:
From the user of SCU receive instruction with a plurality of communication services that provide with message center selected one communicate;
According to utilizing SCU to send in a plurality of communication services selected one or utilizing the content of SCU each message of a selected reception from a plurality of communication services, select selected in the multiple communication medium one; And
By in the multiple communication medium selected one send or receive each message.
13. method according to claim 12, wherein multiple communication medium comprises wired communication medium and wireless communication media.
14. method according to claim 12, this method further may further comprise the steps: select selected in the multiple communication medium one according to the messaging service layer in each in the multiple communication medium.
15. method according to claim 12, this method further may further comprise the steps: select to provide one selected in the multiple communication medium of secure communication when message originator specify message content erotic.
16. method according to claim 12, this method further may further comprise the steps: a notifying communication center of selecting in the multiple communication medium that will select.
17. method according to claim 16, wherein SCU by Common Control Channel with selected in a multiple communication medium notifying communication center.
18. method according to claim 16, wherein SCU is by comprising that header information is with selected in a multiple communication medium notifying communication center in the selected message that sends to message center in by multiple communication medium.
19. further comprising from user's reception of SCU, method according to claim 12, this method be used for indicating one user preference how selecting multiple communication medium selected.
20. method according to claim 19, wherein user preference comprises and is used for one the minimum preference of cost using multiple communication medium selected.
21. method according to claim 19, wherein user preference comprises and being used for to be no more than the preference that predetermined maximum wait time sends message.
22. method according to claim 19, wherein user preference comprises the preference that is used for adopting secure communication when the message originator specify message is responsive.
23. in the SCU (selective call unit) that can communicate by letter by multiple communication medium, a kind of method may further comprise the steps:
From the user of SCU receive instruction with a plurality of communication services selected one communicate;
According to utilizing SCU to send in a plurality of communication services selected one or utilizing the content of SCU each message of a selected reception from a plurality of communication services, select selected in the multiple communication medium one; And
By in the multiple communication medium selected one send or receive each message.
24. the message center that can communicate by letter with SCU by multiple communication medium, this center comprises:
Transmitter; And
The treatment system that links to each other with transmitter, this treatment system is suitable for:
Produce message;
Select in the multiple communication medium selected one according to message content; And
Make transmitter send a message to SCU by of selecting in the multiple communication medium.
25. message center according to claim 24, this message center further comprises receiver, and wherein treatment system be suitable for making receiver by in the multiple communication medium selected one receive message from SCU.
26. message center according to claim 25, wherein transmitter comprises wired and transmitting set, and receiver comprises wired and wireless receiver.
27. the SCU (selective call unit) that can communicate by letter with message center by multiple communication medium, this SCU comprises:
Transceiver; And
With the processor that this transceiver links to each other, this processor is suitable for:
Receive instruction with a plurality of communication services that are connected to message center and provide selected one from the user of SCU;
According to utilizing SCU to send in a plurality of communication services selected one or utilizing the content of SCU each message of a selected reception from a plurality of communication services, select selected in the multiple communication medium one; And
Make transceiver send or receive each message by of selecting in the multiple communication medium.
28. message center according to claim 27, wherein transceiver comprises wired and radio receiving-transmitting unit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16675398A | 1998-10-05 | 1998-10-05 | |
| US09/166,753 | 1998-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1330823A true CN1330823A (en) | 2002-01-09 |
Family
ID=22604577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99811765A Pending CN1330823A (en) | 1998-10-05 | 1999-09-10 | Multimedia communications in communication system and method therefor |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1119947A4 (en) |
| KR (1) | KR20010082221A (en) |
| CN (1) | CN1330823A (en) |
| AU (1) | AU5820499A (en) |
| WO (1) | WO2000021249A1 (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5799067A (en) * | 1992-06-29 | 1998-08-25 | Elonex I.P. Holdings Ltd. | Smart phone integration with computer systems |
| US5406643A (en) * | 1993-02-11 | 1995-04-11 | Motorola, Inc. | Method and apparatus for selecting between a plurality of communication paths |
| DE4344702A1 (en) * | 1993-12-27 | 1995-07-06 | Deutsche Bundespost Telekom | Alternative operation procedure for mobile subscriber's appts. |
| DE19617441C1 (en) * | 1996-05-02 | 1997-12-18 | Deutsche Telekom Mobil | Method for the integration of cordless telephone networks in cellular mobile radio networks |
| US5974238A (en) * | 1996-08-07 | 1999-10-26 | Compaq Computer Corporation | Automatic data synchronization between a handheld and a host computer using pseudo cache including tags and logical data elements |
| DE69718019T2 (en) * | 1996-09-12 | 2003-05-15 | Ericsson Telefon Ab L M | MULTI-MODE TELECOMMUNICATION DEVICE |
| US5864299A (en) * | 1996-11-04 | 1999-01-26 | Motorola, Inc. | Method and apparatus for reducing overhead in a messaging system |
| US5960325A (en) * | 1997-04-30 | 1999-09-28 | Motorola, Inc. | Method and apparatus for conserving energy in a radio communication system |
-
1999
- 1999-09-10 CN CN99811765A patent/CN1330823A/en active Pending
- 1999-09-10 EP EP99945637A patent/EP1119947A4/en not_active Withdrawn
- 1999-09-10 AU AU58204/99A patent/AU5820499A/en not_active Abandoned
- 1999-09-10 WO PCT/US1999/020811 patent/WO2000021249A1/en not_active Application Discontinuation
- 1999-09-10 KR KR1020017004338A patent/KR20010082221A/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1119947A1 (en) | 2001-08-01 |
| AU5820499A (en) | 2000-04-26 |
| KR20010082221A (en) | 2001-08-29 |
| EP1119947A4 (en) | 2004-03-24 |
| WO2000021249A1 (en) | 2000-04-13 |
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