CN1315705A

CN1315705A - Electronic trade method of virtual real system using internet computer-aided design

Info

Publication number: CN1315705A
Application number: CN00131465A
Authority: CN
Inventors: 张豪铉
Original assignee: Korea Imagination & Reality Co Ltd
Current assignee: Korea Imagination & Reality Co Ltd
Priority date: 2000-04-01
Filing date: 2000-10-20
Publication date: 2001-10-03
Also published as: KR20010093883A; JP2001290977A; KR100361455B1

Abstract

An electronic commercial transaction method using CAD-virtual reality system on internet is diclosed. A user uses a CAD virtual reality system on a web site to perform input and virtual reality design of a three-dimensional CAD figure and performs presentation online in real time. An estimate price for these datas is calculated, and the price for the commodity arbitrarily presented from the user is set. The commodity is put up to auction by respective fields of the commodity with members of building, design, interior design, execution, material supply enterprises as the object. When trade of the commodity is successful at auction, services are provided to the user from members as successful bidders by fields.

Description

Utilize the electronic trade method of Internet computer-aided design (CAD) virtual reality system

The present invention relates to the electronic trade method on the Internet, be particularly related to the electronic trade method of CAD (computer-aided design (CAD))-virtual reality system of utilizing on the Internet, utilize the CAD-virtual reality system of runing on the Internet, single or multiple operators design and distributed demonstration jointly, according to this common design and transaction such as the result of distributed demonstration builds to buy auction technique at competitive price, indoor decoration, furniture, various material, construction, sale.

In the past, in the related field of building, building, indoor decoration, deviser's hand-designed object, perhaps utilize the CAD program of computing machine to design after, calculate material and goods and materials according to this design drawing, construct by the supply of material transaction of material and goods and materials and constructor's decision.

Yet, under the situation of this existing design and construction mode, from being designed into the course of work of construction through a plurality of stages, pay high expense and take a long time, the process range of the business of every field is separately carried out, so shortcoming is the business cooperation and the modification that can not normally be well on.

On the other hand, nearest trend is supply of material transaction and the constructor's transactional services that obtains the online design service in various buildings, building or indoor decoration field and material, goods and materials by the Internet, this service by the Internet provides and designs related huge storehouse, can carry out various transactional services rapidly, so advantage is, the minimizing of expense is self-evident, and the design and construction time also is shortened.

In addition, in this service related with building, design and building, construction by the Internet, not only build and design and bid to buy auction technique at competitive price, even construction and material supply of material service also can realize with buying auction technique at competitive price by the Internet auction site.

Yet, in the related service of above-mentioned existing and building, design and building, construction, the benchmark that the seller can use oneself arbitrarily decides the building of commodity and the price of design and bid or the construction and the material supply of material, so can not the seller and the buyer determine the price of proper level jointly, and buying at competitive price of commodity had only a method in the auction be possible, hinders the main cause that forms just price so become.

In addition, can only describe commodity by the picture image information of a side, the form of literal by this existing and building, design and building, the relevant Internet web service of construction, so demonstration for these commodity, can not fully realize by the Internet, and for not standardized commodity, must directly make by user side.

In addition, wanting to illustrate under the situation of this commodity with three dimensional constitution, necessary direct payment additional expenses of the user of service and effort, a part or whole part part of the regulation that the formation of commodity is required is made as the commodity presentation information of three-dimensional and is constituted.

In addition, finish the presentation information of commodity even utilize three-dimension virtual reality, can not carry out moving freely the distortion that reaches merchandise news to the project of buildings or civil engineering work, under the situation of the three-dimensional data of utilizing the CAD program making, can not determine accurate values to the every field of commodity.In addition, owing to can only realize, be difficult to make the presentation information that commobity exchange needs by a method among virtual reality or the CAD.

On the other hand, in order to make the user on the web of Internet, operate the virtual reality program or the CAD program is made, must accept to download special-purpose browser program or the sizable special plug-in unit of data capacity (plug-in) program used from ISP's web website.

Even use the browser program of this special use or special plug-in card program, also only allow the sole user to carry out the operation of virtual reality or CAD program to 1 engineering, so not only finish requirement of engineering for a long time, carry out the mutual operational suggestion and the exchange of technology of people of engineering and can not carry out smoothly.

In addition, this under the situation of the service of carrying out on the web of Internet, carry out the buildings of regulation or the design of civil engineering work, only just can conclude the business under the state of decision fully in the shape of commodity, function etc., so under the seller's situation, must need the design and the demonstration operation of high cost for a long time.Before concluding the transaction, carry out aspect placing an order at the state that cuts off the buyer and sell the communication of square key, thus can not carry out information interchange smoothly, thus the possibility of concluding the transaction is little, therefore becomes the reason that hinders the formation just price.

On the other hand, for the required communication of between the buyer and the buyer, concluding the transaction, must utilize other chatting service of constructing on the web of Internet to chat by literal or image and exchange views, perhaps the buyer and the seller directly determine commodity face-to-face or exchange views.

Therefore, the present invention proposes in order to solve above-mentioned variety of issue, the object of the present invention is to provide a kind of electronic trade method that utilizes the CAD-virtual reality system on the Internet, single or unique user utilizes CAD and virtual reality system to consult through reciprocity by literal or sound chat on the Internet and designs jointly and distributed demonstration, can demonstrate in real time and navigates the cad data that the ISP provides.

In addition, another object of the present invention is to provide a kind of electronic trade method that utilizes the CAD-virtual reality system on the Internet, even do not download the associated program of CAD and virtual reality, also can on the Internet, design jointly and distributed demonstration operation by CAD and virtual reality system.

Another object of the present invention is to provide a kind of electronic trade method that utilizes the CAD-virtual reality system on the Internet, by cad data and the virtual reality operation required expense of automatic calculating with CAD and virtual reality system making, improve user's professional efficient, and can when commodity transaction, use as the benchmark that shows right price.

Another object of the present invention is to provide a kind of electronic trade method that utilizes the CAD-virtual reality system on the Internet, utilize the demonstration of cad data or virtual reality, the single buyer and the seller or a plurality of buyer and the seller carry out literal or sound chat on one side, Yi Bian carry out commodity transaction.

To achieve these goals, the invention provides a kind of electronic trade method that utilizes the CAD-virtual reality system on the Internet, a plurality of buildings, design and indoor decoration, construction, material supplies enterprise are guaranteed to be member corporation, estimation according to the user is entrusted, the commodity transaction and the contract signing of arbitration or management every field, it is characterized in that, comprise the steps: that the user utilizes the CAD-virtual reality system on the web website that the commodity of stipulating are carried out three-dimensional CAD figure input and virtual reality design; Demonstrate according to CAD diagram data and the virtual reality data online in real time of utilizing this CAD-virtual reality system input, CAD diagram data and virtual reality design data to the commodity of the regulation demonstrated are calculated estimated price, set the commodity price that the user proposes arbitrarily; According to the commodity price that above-mentioned estimated price and user propose, be object with above-mentioned building, design and indoor decoration, construction, material supplies corporate member company, set about buying at competitive price auction trade by each different field of above-mentioned commodity; And reach above-mentioned commodity buy auction trade at competitive price after, serve by different field to the user by the member corporation that strikes a bargain.

According to the present invention who constitutes as mentioned above, single or multiple member carries out CAD figure input and virtual reality design by Internet on-line operation three-dimensional CAD and virtual reality system jointly to various buildings, building, indoor decoration, machinery, heavy industry construction field etc., and carry out distributed demonstration, by this CAD figure and virtual reality design data are calculated estimation automatically, buy the commodity transaction of auction technique at competitive price according to estimated price.

The simple declaration of accompanying drawing

Fig. 1 will utilize the electronic trade method of the CAD-virtual reality system of one embodiment of the invention to be used as total service procedure figure that serves on the Internet;

Fig. 2 is the electronic trading system figure that utilizes the Internet that has used the method for one embodiment of the invention;

Fig. 3 is the data management condition diagram by the business field that utilizes design and the emulation and the discussion of canned data data in the information database shown in Figure 2 and estimate service;

Fig. 4 is the processing flow chart of canned data data in the information database shown in Figure 2;

Fig. 5 is the description of flow diagram of carrying out the operation of member authentication with the electronic trade method of one embodiment of the invention;

Fig. 6 a, 6b are that the electronic trade method with one embodiment of the invention utilizes the estimation of the indoor decoration design of CAD-virtual reality system to calculate and the description of flow diagram of the operation of construction transaction;

Fig. 7 a, 7b are the description of flow diagram of the operation of the estimation calculating of the architectural design that utilizes the CAD-virtual reality system of the electronic trade method with one embodiment of the invention and material supplies, construction transaction;

Fig. 8 a, 8b are the description of flow diagram that the electronic trade method with one embodiment of the invention utilizes the operation of calculating that the real estate of CAD-virtual reality system estimates and praedial transaction;

Fig. 9 a, 9b are the description of flow diagram of the operation of the estimation calculating in the virtual sample house that utilizes the CAD-virtual reality system of the electronic trade method with one embodiment of the invention and sales transactions;

Figure 10 a, 10b are the description of flow diagram that the electronic trade method with one embodiment of the invention utilizes the operation of the figure design of CAD-virtual reality system and real time demonstration;

Below, with reference to accompanying drawing in detail one embodiment of the invention is described in detail.

Fig. 1 will utilize the electronic trade method of the CAD-virtual reality system of one embodiment of the invention to be used as total service procedure figure that serves on the Internet.

As shown in Figure 1, according to one embodiment of the invention, service provider system 2 is constructed by the multimedia web website that online service can be provided by the Internet, and this website makes the client who utilizes online service utilize CAD and virtual reality system to be undertaken and multiple construction, related design and the distributed demonstrations of construction field such as building, indoor decoration, building, machinery, heavy industry by single homework or common operation by Internet communication.

In addition, above-mentioned service provider system 2 is arbitrated and is managed, so that utilize the common design of CAD and virtual reality system reproduction and distributed demonstration to make building, design member corporation, indoor decoration member corporation, construction member corporation, material supply of material member corporation and large-scale company be connected to service application client, use client's target buildings or engineering for service, carrying out between client and the member corporation or between member corporation and the member corporation and related transaction and contract signings such as indoor decoration, construction, the material supply of material.

On the other hand, the communication terminal system 4 of above-mentioned service provider system 2 by above-mentioned client's end (for example, personal computer terminal) the online CAD of utilization and virtual reality system designs jointly and distributed demonstration, project for this common design and distributed demonstration is calculated estimation, unit price, executive cost, according to the calculated value of above-mentioned estimation, unit price, executive cost, a plurality of construction member corporations and material supply of material member corporation submit a tender to buy auction technique at competitive price.

The communication terminal system 4 of above-mentioned client's end is connected to the web website of above-mentioned service provider system 2 by the Internet, obtain the related information of each side with the construction of various buildings, indoor decoration, building, machinery, heavy industry etc. and design, construction, utilize making and the demonstration of distributed in three dimensions formula that CAD that this service provider system 2 provides and the virtual system of buying now can long-range reproduction design drawing.

On the other hand, above-mentioned service provider system 2 makes and utilizes the CAD and the virtual reality system of constructing on the web website that the communication terminal system 4 of a plurality of client's ends can long-rangely design jointly, and this design drawing is made amendment jointly, partly deletes, demonstrated.

Here, above-mentioned service provider system 2 can carry out mutual suggestion exchange and professional distribution by literal or sound chat under the situation of reproducing the common design of carrying out with the computer system 4 of a plurality of client's ends by CAD and virtual reality system.

In the figure, building, design system 6 of member corporation and system of indoor decoration member corporation 8 are the personal computer terminal that are provided with the web browser program and the modulator-demodular unit (or LAN card) of Internet special use, form by the Internet web server of independently constructing constitutes, the chatting service that web website by above-mentioned service provider system 2 provides is connected to the communication terminal system 4 of above-mentioned client's end, by literal or the sound chat buildings to regulation, indoor decoration, machinery, heavy industry field etc. is designed and indoor decoration, the required house of outdoor decoration (Exterior), the discussion of living environment.

In addition, the design drawing that the web website can provide, the client that reads makes by above-mentioned service provider system 2 of above-mentioned building, design system 6 of member corporation and system of indoor decoration member corporation 8, the various figure that utilize as information, and can utilize the CAD and the virtual reality system of constructing in this service provider system 2 to design and demonstrate.

In addition, system of construction system 10 of member corporation and material supply of material member corporation 12 can be by the web website of constructing in the above-mentioned service provider system 2 read the common design that client makes and the design drawing of demonstration, and can be connected with client is online by service provider system 2, commodity to common design and demonstration participate in submitting a tender to buy auction technique at competitive price, can order goods according to tender price and the material supply of material to the commodity that strike a bargain on the other hand.

At this moment, system of above-mentioned construction member corporation 10 automatic ordering system of utilizing above-mentioned service provider system 2 to provide is carried out the construction corresponding with tender price automatically and is ordered goods.

In addition, system of above-mentioned material supply of material member corporation 12 can be connected with system of above-mentioned construction member corporation 10 by the Internet, the required material information of construction of various buildingss, building, machinery, heavy industry, construction field etc. is provided, and can be by the online connection of above-mentioned service provider system 2 and Internet, the storehouse of material requested is provided, thereby can utilizes as required information by client and other member corporations.

On the other hand, above-mentioned service provider system 2 is connected with large-scale member corporation 16, various buildingss, building, indoor decoration, machinery, heavy industry, construction field etc. are utilized CAD and virtual reality system to design jointly and demonstrate, according to the estimation, unit price, the executive cost that calculate by this common result who designs and demonstrate, system of above-mentioned construction system 10 of member corporation and material supply of material member corporation 12 submits a tender accept and order for goods contract signing and order to buy auction technique at competitive price.

Here, the communication terminal system 14 and the Internet of the scene end of the engineering of above-mentioned service provider system 2 by carrying out various buildings, building, indoor decoration, machinery, heavy industry, construction field connect, accept the report of on-the-spot construction and construction situation, above-mentioned construction system 10 of member corporation and system of material supply of material member corporation 12 also connect by the communication terminal system 14 and the Internet of above-mentioned on-the-spot end, carry out the suggestion exchange and the report of construction situation and material condition as delivered.

In one embodiment of the present invention, above-mentioned service provider system 2 utilizes cad data and the demonstration data that utilizes CAD and the online making of virtual reality system in the communication terminal system 4 of above-mentioned client's end, with other client members is object, carries out praedial transaction with buildings real estate or the praedial item of building.

In addition, above-mentioned service provider system 2 utilizes cad data and the demonstration data that utilizes CAD and the online making of virtual reality system in the communication terminal system 4 of above-mentioned client's end, construct the virtual sample house (for example buildings such as apartment or office building) of three dimensional constitution, with other client members is object, supplies sale to this virtual sample house.

Fig. 2 is the electronic trading system figure that utilizes the Internet that has used the method for one embodiment of the invention.

As shown in Figure 2, the electronic trading system of utilizing the Internet of application one embodiment of the invention comprises: Internet service server ISV; Three-dimensional CAD-virtual reality engine ENG; CAD-virtual reality information database DB1; Database server DBS and information database DB2.

In addition, above-mentioned Internet service server ISV is by web server WSV and Internet and individual member's terminal COM1 and constructor member's terminal COM2, the material supply of material online connection of the terminal COM3 of member corporation, utilize the common design and the demonstration of three-dimensional CAD and virtual reality, exchange and is somebody's turn to do common design and demonstrate related various information, and building, design, construction, material, sale, real estate are carried out commodity transaction.

In the figure, above-mentioned Internet service server ISV has constructed web website WS, figure design and the demonstration that can carry out the operator by the CAD and the virtual reality system of three dimensional constitution utilize this CAD diagram data and demonstration data by buying auction technique at competitive price and build and the electronic transaction of design, indoor decoration, construction, real estate, sell goods.

Above-mentioned internet service server I SV makes client be used as individual member's terminal COM1 that the member adds above-mentioned Web website WS and utilizes Internet on-line operation three-dimensional CAD and virtual reality system, come according to individual member's computer operation design code building, building, indoor decoration, machinery, heavy industry construction field etc. design drawing and utilize this CAD design drawing to carry out three-dimensional demonstration.

Here, can be connected to simultaneously by the Internet by a plurality of individual members under the situation that a plurality of terminals of above-mentioned web website WS constitute at above-mentioned individual member's terminal COM1, above-mentioned Internet service server ISV is online three-dimensional CAD and the virtual reality system of connecting simultaneously of a plurality of individual member's terminals of specific cluster in a plurality of individual member's terminals, can design design drawing jointly, utilize this design drawing to demonstrate jointly.

At this moment, above-mentioned Internet service server ISV is designing and is demonstrating jointly under the state of operation by specific a plurality of individual member's terminals are online jointly, to the not specific a plurality of individual member's terminals beyond individual member's terminal of above-mentioned particular group and above-mentioned constructor member's terminal COM2 and the material supply of material terminal COM3 of member corporation, also can be according to the menu operation of the web website WS operation process of above-mentioned common design and common demonstration of reading publicly.

In addition, in above-mentioned Internet service server ISV, construct automatic estimation computing system EV, had the form of the software program that links with this web website WS.

In above-mentioned automatic estimation computing system EV,, CAD figure and the virtual reality demonstration data of making by three-dimensional CAD and virtual reality system calculated estimation automatically according to the estimation computation requests of above-mentioned individual member's terminal COM1.

Here, the estimated price of calculating by above-mentioned automatic estimation computing system EV relates to the required expense of transformation/repairing that buildings, indoor decoration and the outdoor decoration of various buildings, building, indoor decoration, machinery, heavy industry construction field etc. cause thing, furniture, various material, engineering and build construction, sale, house or buildings.

In addition, the estimated price that calculates automatically by above-mentioned automatic estimation computing system EV is used as the restraining line that the sale etc. of various materials, buildings or commercial street that building and construction, building and the engineering of indoor decoration is required is bought the price of auction at competitive price as commodity on above-mentioned web website WS.

On the other hand, CAD and the virtual reality system of constructor member's terminal (COM2) by the online utilization of above-mentioned Internet service server ISV interlock that adds the web website WS of above-mentioned Internet service server ISV as construction member corporation, thus according to the CAD diagram data of making by above-mentioned individual member's terminal COM1 and demonstration data three-dimensional sample buildings or sample civil engineering work, sample indoor decoration engineering, sample machinery, sample heavy industry construction thing etc. are carried out presentation services.

Above-mentioned constructor member's terminal COM2 is on the Web website WS of above-mentioned Internet service server ISV, demonstration item to this virtual sample, the not only negotiation that designs in real time by this individual member's terminal COM1 and literal or sound chat, the negotiation of also newly selling.

Here, above-mentioned constructor member preferably comprises building, the design corporation that the demonstration item of virtual sample is built, designed negotiation, carry out the design of sample indoor decoration and engineering negotiation indoor decoration member corporation and to the construct construction member corporation etc. of negotiation such as various buildings, building, indoor decoration, machinery.

On the other hand, in above-mentioned constructor member's terminal COM2, for CAD figure and demonstration data by the online making of above-mentioned individual member's terminal COM1, automatically calculate estimated price by above-mentioned automatic estimation computing system EV, this estimated price is shown as the price limit line of buying when auction at competitive price, with a plurality of constructor member's terminals, be that benchmark is bought auction at competitive price with the price limit line.

In addition, the above-mentioned material supply of material terminal COM3 of member corporation is connected to the web website WS of above-mentioned Internet service server ISV by the Internet, to participate in buying at competitive price auction by the estimated price that automatic estimation computing system EV calculates as the price limit line according to above-mentioned CAD figure and demonstration data, thereby, various materials are bought at competitive price auction with other materials supply of material member corporation terminal.

In the figure, CAD-virtual reality engine ENG passes through individual member's terminal COM1 on the web website WS of above-mentioned Internet service server ISV, or constructor member's terminal COM2 operates, can carry out and various buildings, the common design of design and indoor decoration association and making three-dimensional figure, numerical value and the component information of having used this design drawing are provided, on the other hand, make a plurality of individual member's terminal COM1, or a plurality of constructor member's terminal COM2 can long-rangely carry out operation simultaneously, thereby make distributed presentation information.

Above-mentioned CAD-virtual reality engine ENG by the Internet CAD system, and operate with the three-dimension virtual reality system of web browser or special browser interlock based on this, JAVA or COM supervisor language that this Internet CAD system is carried out by web browser or the special browser of available individual member's terminal COM1 or constructor member's terminal COM2 constitute.

In addition, above-mentioned CAD-virtual reality system ENG is by carrying out Internet CAD and virtual reality system, the sole user or a plurality of user designs jointly by the Internet and the situation of distributed demonstration under, utilize the various data messages of storing among the CAD virtual reality system database D B1 can carry out appending, revise or deleting of design drawing.

Above-mentioned CAD virtual reality information database DB1 store various buildings, building, machinery, heavy industry construction field etc. coordinate data information, basic by the field sample information, carry out or the integrated information of the various projects of carrying out of demonstrating and apartment or house, to the CAD and the three-dimension virtual reality library information of interior decoration and outdoor decoration, multiple plant equipment, civil construction, heavy industry facilities engineering etc.

Here, in above-mentioned CAD-virtual reality information database DB1, comprise: classified information storage area 20, the classified information of storing the various data messages of this databases storage; The CAD and the virtual reality data of the citation form in the various buildings that basic sample storage zone 22, storage have made by execution three-dimensional CAD and virtual reality system, building, machinery, heavy industry engineering field; Information stores zone, apartment 24, the CAD that stores the apratment building thing of multiple sample schemes and virtual reality data; Building information storage area 26 is stored the three-dimensional CAD figure and the virtual reality data of multiple buildings; Transaction Information storage area 28, storage is with the transaction detailed information in the various buildingss of buying auction technique transaction at competitive price, machinery, building, heavy industry engineering field; And project information storage area 30.

In the figure, database server DBS is used to the automatic estimation computing service of managing the design of above-mentioned Internet service server ISV and demonstrating business, design drawing and demonstration data, the required various information datas such as transaction business of buying auction technique at competitive price that calculate the commodity of estimation.

Information database DB2 under the management of above-mentioned database server DBS, the estimation and the pricing information of the management data of storage individual member and constructor member and material supply of material member corporation, the design drawing of making by three-dimensional CAD and virtual reality system and demonstration data, the commodity by buying the auction technique transaction at competitive price.

Above-mentioned information database DB2 comprises: cooperative venture's storage area 32, store the membership information and the account of above-mentioned constructor member and material supply of material member corporation; Membership information storage area 34 is stored above-mentioned a plurality of individual members' membership information and account; Various buildings, building, machinery, the required multiple object information of heavy industry construction field are stored in object storage zone 36; CAD figure and virtual demonstration data that above-mentioned individual member and constructor member carry out three-dimensional CAD and virtual reality system making are stored in figure/sample storage zone 38; Pricing information storage area 40 is according to the estimated information that calculates by above-mentioned automatic estimation computing system EV with according to the pricing information of the commodity of this estimated information by buying the auction technique transaction at competitive price; And community's storage area 42, storage member management and member's the required multiple information of record management.

Fig. 3 is the data management condition diagram by the business field that utilizes design and the emulation and the discussion of canned data data in the above-mentioned information database and estimate service.

As shown in Figure 3, with the data of storing among the above-mentioned information database DB2 is that Base Design and artificial service field comprise the information bank management of commodity, the exploitation of commodity, the management of figure, and discussion and the business field of estimating comprise the management of figure and estimate management, discussion management, promotion management, Customer management.

In above-mentioned design and artificial service field, the development field of above-mentioned commodity information database management domain and commodity utilizes in the object storage zone 36 of above-mentioned information database DB2 that the figure information and the virtual reality sample information of storage manage business in the objects stored information data and figure/sample storage zone 38.

In above-mentioned commodity information database management domain, comprise: material/house sample reference information management, the material depot management, the space sample library management, client/indoor decoration sample library management, material/figure/sample business administration, the development field of above-mentioned commodity comprise benchmark and preferably show commodity (Benchmarking Best-Practice) information management, material rate (Coordination) management, standard transformation/repairing sample management, apartment/economic dwelling house transformation/repairing sample management, the general newly-built sample management of house, the newly-built sample management of small-business space alteration/repair, on a large scale/project management of order sample etc.

In addition, above-mentioned figure management domain is used for utilizing the CAD figure and the virtual demonstration data of the figure of this information database DB2/sample storage zone 38 storages to manage business, by the management of sample reference information, by the management of engineering phase standard drawing, customary orders type figure management, by rules and be equivalent to this by the pattern file management.

On the other hand, in above-mentioned discussion and estimation business field, estimate that management domain utilizes the estimated information and the price of storing in the pricing information storage area 40 of above-mentioned information database DB2 to manage business, this comprises by material standard estimates management, estimates management, estimates in detail to manage, estimates management and estimate management etc. by project by engineering phase by sample by the sample standard.

In addition, the cooperative venture that above-mentioned discussion management domain utilizes storage in cooperative venture's storage area 32 of this information database DB2 (promptly, constructor member and material supply of material member corporation) individual member's of storage membership information manages business in membership information and the membership information storage area 34, and this comprises the materialman and discusses management, constructor and discuss management, outstanding especially client and discuss management, discuss by project and manage and the Internet client discusses management etc.

Above-mentioned promotion management field utilizes in the object storage zone 36 of above-mentioned information database DB2 and figure/sample storage regional 38 and the pricing information storage area 40 respectively that the canned data data manage business, and this comprises by material, by sample electronic directory (e-Catalog), by sample class information e-book (e-Book), is used for the incident management client is carried out the e-book, incident presentation management etc. of autodiagnosis.

In addition, above-mentioned Customer management field utilizes the multiple information data of storage in community's storage area 42 of above-mentioned information database DB2 to manage business, this comprise member's community management, member's Email (e-mail) send management, by the member discuss/accept and order for goods the actual achievement management, by member's concrete management etc.

Here, treatment scheme according to canned data data among the above-mentioned information database DB2, as shown in Figure 4, the Customer Information 60 of storage comprises the account of user number ID, encryption, member's identity information etc. in the membership information storage area 34, in the object storage zone 36 information 62 of the commodity of storage as various materials, the merchandise news of objects such as thing, buildings is set, comprise the managing detailed catalogue of commodity such as unit price by manufacturing enterprise's user number, commodity, specification, form and aspect etc.

In Fig. 4, in cooperative venture's storage area 32 of above-mentioned information database DB2 the company information 64 of storage comprise enterprise user number ID, distinguish information, contact address, representative's name etc. by enterprise.

Here, make CAD figure and demonstration data if possess the individual member of above-mentioned Customer Information 60 by three-dimensional CAD and virtual reality system, carry out virtual emulation 72, ask to calculate estimated price by automatic estimation computing system EV according to the information of above-mentioned commodity, then in this information database DB2, generate purchasing order information 66, have article number and date, individual member's user number, total specified number of estimated price.

If having logined the above-mentioned purchasing order information 66 of the online reading of constructor member or material supply of material member corporation and the response of company information in above-mentioned information database DB2 submits a tender, then generate bid information 68, comprise job number and enterprise customer number, tender price, during etc. data.

On the other hand, if above-mentioned bid information 68 is reached contract with the individual member who possesses the purchasing order information 66 of commodity, then in above-mentioned information database DB2, generate contract information 70, comprise the date of client's user number, contract, the quantity of commodity, the information such as total value of contract.

Then, as shown in Figure 2, above-mentioned Internet service server ISV comprises data base management system (DBMS), is used for the commodity transaction that utilizes above-mentioned information database DB2 canned data data to make three-dimensional CAD figure and carry out virtual demonstration and buy auction technique at competitive price.This data base management system (DBMS) comprises indoor decoration data base management system (DBMS) 44, building materials data base management system (DBMS) 46, real estate data base management system (DBMS) 48, virtual sample service data base management system 50 and community center's data base management system (DBMS) 52 etc.

Here, the multiple indoor decoration in 44 pairs of various buildings of above-mentioned indoor decoration data base management system (DBMS), building field and outdoor decoration utilize three-dimensional CAD and virtual reality system to come emulation design machine demonstration design jointly, and management calculates the transaction of buying auction technique at competitive price of the commodity of estimation automatically.

Above-mentioned building materials data base management system (DBMS) 46 manages, make and utilize three-dimensional CAD and virtual reality system to come common design of emulation and demonstration design required building materialss in field such as various buildings, building, heavy industry construction, automatically calculate and estimate, utilize above-mentioned estimated price to buy the transaction of auction technique at competitive price.

In addition, above-mentioned real estate data base management system (DBMS) 48 manages, make individual member or constructor member are wished that the real estate commodity of selling utilize three-dimensional CAD and virtual reality system to come common design of emulation and demonstration design, automatically the real estate commodity are calculated and estimate, carry out praedial transaction by buying auction technique at competitive price.

Above-mentioned virtual sample house data base management system (DBMS) 50 manages, make online three-dimensional CAD and the virtual reality system utilized of individual member or constructor design and demonstrate design and simulation jointly, for example, merchandising to apartment, general house, office building, commercial street buildings etc. calculates the estimation that the consumer provides price automatically, carries out sales transactions according to estimated price.

In addition, data base management system (DBMS) 52 management of above-mentioned community center and above-mentioned individual member and all relevant community services of constructor member and material supply of material member corporation.

Then, the process flow diagram with reference to Fig. 5 to Figure 10 describes the operation of the present invention that as above constitutes in detail.

At first, with reference to the process flow diagram of Fig. 5 in detail, the operation that the method according to this invention is carried out member authentication is described in detail.

Promptly, behind the web browser of predetermined terminal use regulation or special browser is connected to Internet service server ISV by Internet and web server WSV the web website (step S1010), in the service server ISV of Internet, judge whether to use the terminal input that is connected on this web website WS to carry out the user number ID (step S1020) of member's account number.

Imported user number if above-mentioned judged result is above-mentioned Internet service server ISV with above-mentioned terminal, judged then whether the user number of this input is the user number (step S1030) that carries out normal member's account number.

If it is the normal users number of individual member, constructor member or material supply of material member corporation being carried out member's account number that above-mentioned judged result is judged as user number by aforementioned calculation machine terminal input, then in above-mentioned Internet service server ISV, allow reading and use the member who constructs on the web website WS to use content information (step S1040).

Yet, if above-mentioned judged result be judged as user number by aforementioned calculation machine terminal input be do not carry out normal member's account number number, then above-mentioned Internet service server ISV imports the information (step S1050) of the information of user number and the user number that searching is lost again to the request of transmitting of above-mentioned terminal by web website WS.

On the other hand, if according to the judged result among the above-mentioned steps S1020, above-mentioned Internet service server ISV is judged as from aforementioned calculation machine terminal and does not import user number, then judges whether to carry out the operation (step S1060) that adds as the recruit.

In above-mentioned judged result is to use the terminal that does not carry out member's adding to carry out the operation that adds as the recruit, then above-mentioned Internet service server ISV allows the user's of input operation aforementioned calculation machine terminal personally identifiable information (step S1070), after knowing member's clause (step S1080), give the personal user number as member's account (step S1090) as the contract item.

On the other hand, in the judged result of above-mentioned steps S1060 is that above-mentioned Internet service server ISV gives to utilize as the non-member authority (step S2000) of the service of web website WS under the user of the aforementioned calculation machine terminal situation of not wishing to add as the member.

Under the state that proceeds to above-mentioned steps S1040, above-mentioned Internet service server ISV can go up the menu of selecting by subject content, transaction and community (step S2500) by the web website WS that operates in of individual member's terminal COM1.

On the other hand, at above-mentioned steps S2500, above-mentioned Internet service server ISV carries out following process according to the selection operation of above-mentioned individual member's terminal COM1: the common design in indoor decoration field and demonstration and process of exchange (step S3000), the common design of building material field and demonstration and process of exchange (step S4000), the common design in real estate field and demonstration and process of exchange (step S5000), be used to sell common design and the demonstration and the process of exchange (step S6000) of virtual sample service field and utilize three-dimensional CAD and the common design of virtual reality system and process of exchange (step S7000).

Promptly, in the common design and demonstration and process of exchange (step S3000) in above-mentioned indoor decoration field, indoor decoration such as various buildings, building, man-made tourist site and outdoor decoration field are carried out figure design and virtual reality emulation with three dimensional constitution, automatically calculate estimated price accurately, buy at competitive price by a plurality of constructor members according to this estimated price, realize indoor decoration and outdoor decoration construction more at an easy rate.

In addition, under the situation of the common design of above-mentioned building material field and demonstration and process of exchange (step S4000), utilize three-dimensional CAD and virtual reality system to design jointly and virtual reality emulation to the required object of the construction of various buildingss, automatically calculate suitable estimated price, carry out buying at competitive price of architecture construction and carry out the more cheap architecture construction and the material supply of material by buying at competitive price of the supply of material by a plurality of constructor members by a plurality of materials supply of material member corporation according to this estimated price.

In addition, in the common design and demonstration and process of exchange (step S5000) in above-mentioned real estate field, the praedial commodity that hope is sold design and virtual reality emulation jointly, automatically calculate praedial price, and set the price that buyer member provides, the service of buying at competitive price of buying at competitive price by seller member to valency that the price that goes out according to aforementioned calculation is carried out the auction service of being auctioned by a plurality of buyer members and provided according to above-mentioned buyer member.

At the common design and demonstration and the process of exchange (step S6000) that are used for selling field, above-mentioned virtual sample house.For example, the for example apartment that provides for client's order house and supplier, office building, commercial street buildings, professional sale service with buildings etc., design jointly and virtual reality emulation, automatically calculate suitable consumer price is provided, provide price price to be at war with according to this consumer, conclude the business with just price by a plurality of constructor members.

In addition, in common design that utilizes above-mentioned three-dimensional CAD and virtual reality system and presentation process (step S7000), be connected to the web website WS of Internet service server ISV by the Internet, to three-dimensional CAD and virtual reality system is online designs jointly and distributed demonstration by the operated from a distance mode.

Common design and the demonstration and the process of exchange in the indoor decoration field of above-mentioned steps S3000 are described in detail in detail with reference to the process flow diagram of Fig. 6 a, Fig. 6 b on the other hand.

At first, with a plurality of terminals of single individual member's terminal COM1 or a plurality of individual member operation by Internet on-line operation three-dimensional CAD and virtual reality engine ENG after (step S3010), in the indoor decoration data base management system (DBMS) 44 of above-mentioned Internet service server ISV, judge whether to utilize above-mentioned three-dimensional CAD and virtual reality engine ENG newly to import (step S3020) with above-mentioned individual member's terminal.

If it is new input that above-mentioned judged result is judged as, then in the indoor decoration data base management system (DBMS) 44 of above-mentioned Internet service server ISV, set single individual member's single user mode or the multi-user mode that a plurality of individual member can utilize terminal separately to design jointly in real time, new CAD figure is imported in indoor decoration or outdoor decoration field, carry out three-dimension virtual reality design (step S3030).

Then, above-mentioned indoor decoration data base management system (DBMS) 44 is operated three-dimensional CAD and virtual reality engine ENG according to single user mode or multi-user mode, make amendment the CAD figure that makes or the operation of change virtual reality design data are demonstrated (step S3040) in real time to this CAD figure and virtual reality design data.

Yet, if being judged as, the judged result by above-mentioned steps S3020 not new input, then above-mentioned indoor decoration data base management system (DBMS) 44 visits the data of storing in figure/sample storage zone 38 of information database DB2 by database server DBS, CAD figure and virtual reality design data (step S3050) that constructor members such as CAD figure that the retrieval individual member has made and virtual reality design data or building, design member corporation, indoor decoration member corporation make for this individual member as the ISP.

After having retrieved the data of storing among the above-mentioned information database DB2, the indoor decoration data base management system (DBMS) 44 of above-mentioned Internet service server ISV judges whether desirable CAD figure of above-mentioned individual member and virtual reality design data exist (step S3060), there are not desirable data if be judged as, then proceed to above-mentioned steps S3030, carry out input and the virtual reality design of new CAD figure.

In contrast, there are the desirable data of above-mentioned individual member if be judged as, then above-mentioned indoor decoration data base management system (DBMS) 44 proceeds to above-mentioned steps S3040, revise the CAD diagram data and the virtual reality design data of storing in figure/sample storage zone 38 of above-mentioned information database DB2 arbitrarily, the change or the real time demonstration that carry out the virtual reality design.

Then, in above-mentioned indoor decoration data base management system (DBMS) 44, judge whether and make amendment arbitrarily and the CAD figure and the virtual reality design data that change gained stores (step S3070) among the information database DB2 into the CAD that newly makes figure and virtual reality design data or to the data of having made.

Carry out work data is stored into the operation of information database DB2 if above-mentioned judged result is judged as with above-mentioned individual member's terminal COM1, then stored this CAD figure and virtual reality design data (step S3080).

Yet,, judge whether delete this CAD figure and virtual reality design data (step S3090) if be judged as the operation of not carrying out above-mentioned work data is stored into information database DB2.

If above-mentioned judged result is to have carried out the operation of deletion CAD figure and virtual reality design data with above-mentioned individual member's terminal COM1, then in above-mentioned indoor decoration data base management system (DBMS) 44, from this work data of Internet deletion, proceed to above-mentioned steps S3020 once more.

On the other hand, after the process of having carried out above-mentioned steps S3080, computing system EV is estimated in above-mentioned indoor decoration data base management system (DBMS) 44 operations automatically, CAD figure and the virtual reality design data demonstrated are in real time calculated estimated price automatically, perhaps import the price (step S3100) that above-mentioned individual member provides.

At this moment, above-mentioned indoor decoration data base management system (DBMS) 44 judges whether the price that above-mentioned estimated price and individual member provide is the amount of money (step S3110) that matches.

If the price that above-mentioned judged result is judged as the estimated price that calculates by above-mentioned automatic estimation computing system and individual member to be provided is not the amount of money that matches, then above-mentioned indoor decoration data base management system (DBMS) 44 proceeds to above-mentioned steps S3040 once more, revise CAD figure according to the price that above-mentioned estimated price and individual member provide, change virtual reality design data is carried out real time demonstration then.

Yet, if the price that is judged as above-mentioned estimated price and individual member and provides according to the judged result of above-mentioned steps S3110 is the amount of money that matches, then pricing information that above-mentioned estimated price or individual member are provided and CAD figure and virtual reality presentation information are posted to (step S3120) on the bulletin board of buying content at competitive price, show this buy at competitive price mode by time limit and price limit line (step S3130).

Then, above-mentioned indoor decoration data base management system (DBMS) 44 makes a plurality of constructor members be connected to web website WS by terminal, competes construction estimation (step S3140) with reference to buying the estimated price of putting up on the bulletin board at competitive price.

On the other hand, in above-mentioned indoor decoration data base management system (DBMS) 44, according to the results estimated of buying at competitive price of a plurality of constructor members' participations, judge that the desirable construction of individual member of the transaction of entrusting indoor decoration or outdoor decoration commodity estimates whether to set up (step S3150).

If above-mentioned judged result is above-mentioned indoor decoration data base management system (DBMS) 44 to be judged as and not to form the desirable construction of individual member and estimate, then to above-mentioned individual member's inquiry whether should prolong buy at competitive price by the time limit or revise price restraining line (step S3160).

Wish to prolong by time limit or modification price restraining line if above-mentioned judged result is above-mentioned individual member, then proceed to above-mentioned steps S3130 once more, adjust once more and show and end time limit and price limit line.

On the other hand, judged result according to above-mentioned steps S3150, above-mentioned indoor decoration data base management system (DBMS) 44 is being judged as under the situation that has formed the desirable construction estimation of above-mentioned individual member, literal or sound chat service by this web website WS, enter into negotiations by chat, with just according to buy at competitive price constructor member's terminal that construction estimate is struck a bargain and individual member's terminal mutual require item reach an agreement (step S3170).

Then, in above-mentioned indoor decoration data base management system (DBMS) 44, payment indoor decoration or the individual member in outdoor decoration field and the cost of labor service between constructor member or commodity, with the cost (step S3180) that the various services of payment provide, turn back to member's contents menu (step S1040) of web website WS once more.

Then, with reference to the process flow diagram of Fig. 7 a and Fig. 7 b in detail, common design and the demonstration and the process of exchange of building material field of the present invention is described in detail.

At first, with single individual member's terminal COM1 or a plurality of terminals by a plurality of individual members operation, by behind Internet on-line operation three-dimensional CAD and the virtual reality engine ENG (step S4010), in the building materials data base management system (DBMS) 46 of above-mentioned Internet service server ISV, judge whether to utilize above-mentioned three-dimensional CAD and virtual reality engine ENG that the required material of construction of building is newly imported (step S4020) with above-mentioned individual member's terminal.

If it is new input that above-mentioned judged result is judged as, then in the building materials data base management system (DBMS) 46 of above-mentioned Internet service server ISV, set single individual member's single user mode or a plurality of individual members' multi-user mode, the required material of construction of buildings of regulation is imported new CAD figure, carry out three-dimension virtual reality design (step S4030).

Then, above-mentioned building materials data base management system (DBMS) 46 is operated three-dimensional CAD and virtual reality engine ENG according to single user mode or multi-user mode, make amendment the CAD figure that makes or the operation of change virtual reality design data are demonstrated (step S4040) in real time to this CAD figure and virtual reality design data.

Yet, if being judged as, the judged result by above-mentioned steps S4020 not new input, then above-mentioned building materials data base management system (DBMS) 46 visits individual exclusive data or the shared data of storing in figure/sample storage zone 38 of information database DB2 by database server DBS, the data of storage in the access object storage area 36, CAD figure that the retrieval individual member has made and virtual reality design data or the various building materialss of material supply of material member corporation supply and the production information (step S4050) of furniture, order section bar material and furniture.

After having retrieved the data of storing among the above-mentioned information database DB2, above-mentioned building materials data base management system (DBMS) 46 judges the desirable CAD of above-mentioned individual member figure and whether the virtual reality design data exists, whether the information of material and furniture etc. exists (step S4060).

There are not desirable data if above-mentioned judged result is judged as, then proceed to above-mentioned steps S4030, carry out input and the virtual reality design of new CAD figure.On the contrary, there are the desirable data of above-mentioned individual member if be judged as, then above-mentioned building materials data base management system (DBMS) 46 proceeds to above-mentioned steps S4040, data with reference to material of storing in the object storage zone 36 of above-mentioned information database DB2 and furniture etc., revise the CAD diagram data and the virtual reality design data of storage in the figure/sample storage zone 38 arbitrarily, the change or the real time demonstration that carry out the virtual reality design.

On the other hand, above-mentioned building materials data base management system (DBMS) 46 judges whether and make amendment arbitrarily and the CAD figure and the virtual reality design data that change gained stores information database DB2 (step S4070) into the CAD that newly makes figure and virtual reality design data or to the data of having made.

Carry out work data is stored into the operation of information database DB2 if above-mentioned judged result is judged as with above-mentioned individual member's terminal COM1, then stored this CAD figure and virtual reality design data (step S4080).

Yet, if above-mentioned building materials data base management system (DBMS) 46 is judged as the operation of not carrying out above-mentioned work data is stored into information database DB2, then judge whether delete this CAD figure and virtual reality design data (step S4090), if be judged as the operation of having carried out deletion CAD figure and virtual reality design data with above-mentioned individual member's terminal COM1, then this work data of deletion on the Internet proceeds to above-mentioned steps S4020 once more.

On the other hand, after the process of having carried out above-mentioned steps S4080, computing system EV is estimated in above-mentioned building materials data base management system (DBMS) 46 operations automatically, CAD figure and the virtual reality design data demonstrated are in real time calculated estimated price automatically, perhaps import the price (step S4100) that above-mentioned individual member provides.

At this moment, above-mentioned building materials data base management system (DBMS) 46 judges whether the price that above-mentioned estimated price and individual member provide is the amount of money (step S4110) that matches.

If the price that above-mentioned judged result is judged as the estimated price that calculates by above-mentioned automatic estimation computing system and individual member to be provided is not the amount of money that matches, then above-mentioned building materials data base management system (DBMS) 46 proceeds to above-mentioned steps S4040 once more, revise CAD figure according to the price that above-mentioned estimated price and individual member provide, change virtual reality design data is carried out real time demonstration then.

Yet, if the price that above-mentioned steps S4110 is judged as above-mentioned estimated price and individual member to be provided is the amount of money that matches, then the estimated price of the combination of various building materialss and furniture etc. and order type furniture, order section bar material or pricing information that the individual member provides and CAD figure and virtual reality presentation information are posted to (step S4120) on the bulletin board of buying content at competitive price, show this buy at competitive price mode by time limit and price limit line (step S4130).

In this state, in above-mentioned building materials data base management system (DBMS) 46, make a plurality of constructor members and a plurality of material supply of material member corporation carry out buy at competitive price (the step S4140) of material construction and material estimation with reference to buying the estimated price of putting up on the bulletin board at competitive price.

Here, above-mentioned building materials data base management system (DBMS) 46 judges that the CAD that carries out various building materialss and furniture etc. schemes and whether the desirable estimation of individual member of virtual reality design sets up (step S4150), be false if be judged as the desirable estimation of above-mentioned individual member, then whether should prolong ending the time limit or revising price restraining line (step S4160) of buying at competitive price to above-mentioned individual member's inquiry.

In above-mentioned steps S4160, if being judged as above-mentioned individual member, above-mentioned building materials data base management system (DBMS) 46 wishes to prolong by time limit or modification price restraining line, then proceed to above-mentioned steps S4130 once more, adjust once more by time limit and modification price restraining line.

On the other hand, judged result according to above-mentioned steps S4150, if being judged as the estimation of the desirable building materials of individual member sets up, then above-mentioned building materials data base management system (DBMS) 46 is by literal or the sound chat service of this web website WS, between constructor member who buys conclusion of the business at competitive price and individual member to the material construction negotiation of chatting, payment is to the cost of labor service or article, and to the supply of material negotiation of chatting, payment is to the cost (step S4170 is to step S4180) of the material of supplying between material supply of material member corporation that buys conclusion of the business at competitive price and individual member.

Then, above-mentioned building materials data base management system (DBMS) 46 makes above-mentioned individual member's terminal turn back to member's contents menu (step S1040) of web website WS.

Then, with reference to the process flow diagram of Fig. 8 a and Fig. 8 b in detail, common design and the demonstration and the process of exchange in real estate of the present invention field is described in detail.

At first, with single individual member's terminal COM1 or a plurality of terminals by a plurality of individual members operation, by behind Internet on-line operation three-dimensional CAD and the virtual reality engine ENG (step S5010), in the real estate data base management system (DBMS) 48 of above-mentioned Internet service server ISV, judge whether to utilize above-mentioned three-dimensional CAD and virtual reality engine ENG newly to import (step S5020) with above-mentioned individual member's terminal.

If it is new input that above-mentioned judged result is judged as, then in the real estate data base management system (DBMS) 48 of above-mentioned Internet service server ISV, set single user mode or multi-user mode, the real estate commodity that hope is sold are imported new CAD figure, carry out three-dimension virtual reality design (step S5030).

Then, above-mentioned real estate data base management system (DBMS) 48 is operated three-dimensional CAD and virtual reality engine ENG according to single user mode or multi-user mode, make amendment the CAD figure that makes or the operation of change virtual reality design data are demonstrated (step S5040) in real time to this CAD figure and virtual reality design data.

Yet, not new input if in above-mentioned steps S5020, be judged as, then above-mentioned real estate data base management system (DBMS) 48 visits the data of storing in figure/sample storage zone 38 of information database DB2 by database server DBS, CAD figure that the retrieval individual member has made and virtual reality design data or constructor member are CAD figure and the virtual reality design data (step S5050) that this individual member makes.

After having retrieved the data of storing among the above-mentioned information database DB2, above-mentioned real estate data base management system (DBMS) 48 judges whether desirable CAD figure of above-mentioned individual member and virtual reality design data exist (step S5060), there are not desirable data if be judged as, then proceed to above-mentioned steps S5030, carry out input and the virtual reality design of new CAD figure.

In contrast, there are the desirable data of above-mentioned individual member if be judged as, then above-mentioned real estate data base management system (DBMS) 48 proceeds to above-mentioned steps S5040, revise the CAD diagram data and the virtual reality design data of storing in figure/sample storage zone 38 of above-mentioned information database DB2 arbitrarily, the change virtual reality designs, and CAD figure and the virtual reality that real estate commodity real time demonstration is made designed.

Then, the real estate data base management system (DBMS) 48 of above-mentioned Internet service server ISV judges whether and make amendment arbitrarily and the CAD figure and the virtual reality design data that change gained stores information database DB2 (step S5070) into the CAD that newly makes figure and virtual reality design data or to the data of having made.

Carry out work data is stored into the operation of information database DB2 if above-mentioned judged result is judged as with above-mentioned individual member's terminal COM1, then stored this CAD figure and virtual reality design data (step S5080).

Yet,, judge whether delete this CAD figure and virtual reality design data (step S5090) if above-mentioned real estate data base management system (DBMS) 48 is judged as the operation of not carrying out above-mentioned work data is stored into information database DB2.

If above-mentioned judged result is judged as the operation of having carried out deletion CAD figure and virtual reality design data with above-mentioned individual member's terminal COM1, then in above-mentioned real estate data base management system (DBMS) 48, on the Internet, delete this work data, proceed to above-mentioned steps S5020 once more.

On the other hand, after the process of having carried out above-mentioned steps S5080, computing system EV is estimated in above-mentioned real estate data base management system (DBMS) 48 operations automatically, the real estate commodity of demonstrating are in real time calculated estimated price automatically, and input wants to sell that the buyer member that wants to buy in the real estate commodity among price that the individual member of these real estate commodity provides and individual member or the constructor member provides to valency (step S5100).

Here, whether above-mentioned real estate data base management system (DBMS) 48 is judged charge that above-mentioned estimated price and seller member and buyer member provide and is the amount of money (step S5110) that matches to valency.

If the price that above-mentioned judged result is judged as the estimated price that calculates by above-mentioned automatic estimation computing system and individual member to be provided is not the amount of money that matches, then above-mentioned real estate data base management system (DBMS) 48 proceeds to above-mentioned steps S5040 once more, according to the price that above-mentioned estimated price and individual member provide the real estate commodity are revised CAD figure, change virtual reality design data is carried out real time demonstration then.

Yet, if distinguish charge that above-mentioned estimated price and seller member and buyer member provide and be the amount of money that matches to valency according to the judged result of above-mentioned steps S5110, the charge that above-mentioned estimated price and seller member and buyer member are provided and be posted to (step S5120) on the bulletin board of buying content at competitive price then to the CAD figure and the virtual reality presentation information of valency information and real estate commodity, and be posted on the bulletin board of auction content (step S5125), show this buy at competitive price auction technique by time limit and price limit line (step S5130).

In this state, in above-mentioned real estate data base management system (DBMS) 48, according to estimated price and above-mentioned buyer member provide to valency, want to sell the buying at competitive price of a plurality of seller member's keys (step S5140) of the real estate commodity of similar specification respectively, and the charge that provides according to above-mentioned estimated price and seller member wants that to a plurality of buyer members real estate commodity of buying in auction (step S5145).

According to a plurality of seller members that carry out among the above-mentioned steps S5140 buy at competitive price and above-mentioned steps S5145 in a plurality of buyer members' of carrying out auction result, in above-mentioned real estate data base management system (DBMS) 48, judge whether desirable transaction value of each seller member and buyer member and condition set up (step S5150).

Be false if above-mentioned judged result is above-mentioned real estate data base management system (DBMS) 48 is judged as seller member and the desirable transaction value of buyer member and condition, inquire then whether above-mentioned buyer member wishes to inquire to buying the service prolongation at competitive price by time limit or modification price restraining line whether above-mentioned seller member wishes auction service is prolonged by time limit or modification price restraining line (step S5160).

If above-mentioned judged result is judged as above-mentioned buyer member and seller member wishes each service of buying at competitive price and auction service are prolonged by time limit or modification price restraining line, then proceed to above-mentioned steps S5130 once more, prolongation ends time limit or modification price restraining line and shows.

Yet, judged result according to above-mentioned steps S5150, if being judged as desirable transaction value of above-mentioned buyer/seller member and condition sets up, then by construct on this web website WS literal or sound chat service, between the buyer/seller member, require the item negotiation (step S5170) of chatting, pay cost (step S5180) according to the price of buying knock off at competitive price to mutual.

Then, the real estate data base management system (DBMS) 48 of above-mentioned Internet service server ISV makes above-mentioned individual member's terminal turn back to member's contents menu (step S1040) once more.

Then, the process flow diagram with reference to Fig. 9 a, Fig. 9 b describes common design and demonstration and the process of exchange that is used to sell field, virtual sample house of the present invention in detail.

At first, with a plurality of terminals of single individual member's terminal COM1 or a plurality of individual member operation by Internet on-line operation three-dimensional CAD and virtual reality engine ENG after (step S6010), in the virtual sample house of above-mentioned Internet service server ISV data base management system (DBMS) 50, judge whether to utilize above-mentioned three-dimensional CAD and virtual reality engine ENG newly to import (step S6020) with above-mentioned individual member's terminal.

If it is new input that above-mentioned judged result is judged as, then in the virtual sample house of above-mentioned Internet service server ISV data base management system (DBMS) 50, set single user mode or multi-user mode, new CAD figure is imported in the virtual sample house that is used to sell, carry out three-dimension virtual reality design (step S6030).

Then, above-mentioned virtual sample house data base management system (DBMS) 50 is operated three-dimensional CAD and virtual reality engine ENG according to single user mode or multi-user mode, make amendment the CAD figure that makes or the operation of change virtual reality design data are demonstrated (step S6040) in real time to this CAD figure and virtual reality design data.

Yet, if being judged as, the judged result by above-mentioned steps S6020 not new input, then above-mentioned virtual sample house data base management system (DBMS) 50 visits the data of storing in figure/sample storage zone 38 of information database DB2 by database server DBS, CAD figure that the retrieval individual member has made and virtual reality design data or constructor member are CAD figure and the virtual reality design data (step S6050) that this individual member makes.

On the other hand, after having retrieved the data of above-mentioned information database DB2, above-mentioned virtual sample house data base management system (DBMS) 50 judges whether the CAD figure and the virtual reality design data of the desirable sale sample of above-mentioned individual member exist (step S6060), there are not desirable data if be judged as, then proceed to above-mentioned steps S6030, carry out input and the virtual reality design of new CAD figure.

In contrast, there are the desirable data of above-mentioned individual member if be judged as, then above-mentioned virtual sample house data base management system (DBMS) 50 proceeds to above-mentioned steps S6040, revise the CAD diagram data and the virtual reality design data of the sale sample of storing in figure/sample storage zone 38 of above-mentioned information database DB2 arbitrarily, change virtual reality design, and the various buildingss of real time demonstration, house etc. are sold the CAD figure and the virtual reality design of sample.

Then, above-mentioned virtual sample house data base management system (DBMS) 50 judges whether and make amendment arbitrarily and the CAD figure and the virtual reality design data that change gained stores information database DB2 (step S6070) into the CAD figure that newly makes and virtual reality design data or to the data of having made.

Carry out work data is stored into the operation of information database DB2 if above-mentioned judged result is judged as with above-mentioned individual member's terminal COM1, then stored this CAD figure and virtual reality design data (step S6080).

Yet, do not carry out above-mentioned work data is stored into the operation of information database DB2 if above-mentioned virtual sample house data base management system (DBMS) 50 is judged as with above-mentioned individual member's terminal COM1, then judge whether delete this CAD figure and virtual reality design data (step S6090).

If above-mentioned judged result is judged as the operation of having carried out deletion CAD figure and virtual reality design data with above-mentioned individual member's terminal COM1, then in above-mentioned virtual sample house data base management system (DBMS) 50, from this work data of Internet deletion, proceed to above-mentioned steps S6020 once more.

On the other hand, after the process of having carried out above-mentioned steps S6080, computing system EV is estimated in data base management system (DBMS) 50 operations in above-mentioned virtual sample house automatically, the virtual sample house of demonstrating is in real time calculated the consumer automatically the estimation of price (step S6100) is provided, judge whether above-mentioned estimated price is the amount of money (step S6110) that matches.

If above-mentioned judged result be judged as by above-mentioned automatic estimation computing system calculate to provide the estimated price of price as the consumer be not the amount of money that matches, then above-mentioned virtual sample house data base management system (DBMS) 50 proceeds to above-mentioned steps S6040 once more, revise CAD figure according to above-mentioned estimated price, change virtual reality design data is carried out real time demonstration then.

Yet, if being judged as above-mentioned estimated price according to the judged result of above-mentioned steps S6110 is the amount of money that matches as the price that offers sample house consumer, then can change on the client's of its structure and material order type house, commercial street, the professional bulletin board that is posted to sell content with the estimated price in virtual sample houses such as buildings and the CAD figure that makes in order to sell this virtual sample house and virtual reality presentation information (step S6120) according to consumer's requirement.

Meanwhile, in above-mentioned virtual sample house data base management system (DBMS) 50, for example, with on the CAD figure in the estimated price in general house, apartment, commercial street, the professional virtual sample house that unilaterally provides with suppliers such as buildingss and this virtual sample house and the bulletin board that the virtual reality presentation information is posted to sell content (step S6125), show the virtual sample house of this customary orders type of sale and virtual sample house that the supplier provides by time limit and price limit line (step S6130).

In this state, in above-mentioned virtual sample house data base management system (DBMS) 50, make a plurality of constructor members carry out distributed demonstration by CAD diagram data and virtual reality design data that this virtual sample house makes on one side, the suggestion of putting up each constructor member's the speciality point that requires item and constructor on bulletin board is competed sale (step S6140) in this way on one side.

On the other hand, in above-mentioned virtual sample house data base management system (DBMS) 50, the result according to a plurality of constructor members compete sale judges whether the desirable condition of sales of individual member of selling the virtual sample house sets up (step S6150).

Be false if above-mentioned judged result is the virtual sample house data base management system (DBMS) 50 of above-mentioned Internet service server ISV is judged as the desirable suitable condition of sales of above-mentioned individual member, inquire then whether above-mentioned individual member wishes to prolong ending the time limit or revising price restraining line (step S6160) of buying at competitive price to sale service.

If above-mentioned judged result is above-mentioned individual member sale service is wished that prolongation by time limit or modification price restraining line, then proceeds to above-mentioned steps S6130 once more, prolongation ends time limit or modification price restraining line and shows.

Yet, if judge the desirable suitable condition of sales establishment of above-mentioned individual member according to the judged result of above-mentioned steps S6150, then utilize the literal or the sound chat service of constructing on this web website WS, between individual member and constructor member, require the item negotiation (step S6170) of chatting, the cost (step S6180) of the price correspondence that Zhi Fuyu strikes a bargain according to the sale service of virtual sample service to mutual.

Then, the virtual sample house data base management system (DBMS) 50 of above-mentioned Internet service server ISV makes above-mentioned individual member's terminal turn back to member's contents menu (step S1040) once more.

Then, the process flow diagram with reference to Figure 10 a, Figure 10 b describes common design and the presentation process of utilizing three-dimensional CAD and virtual reality system of the present invention in detail.

At first, in the service server ISV of Internet, judgement is the single user mode of single individual member by terminal online design three-dimensional CAD figure and virtual reality, or a plurality of individual members operation terminal separately designs jointly and the multi-user mode (step S7000) of distributed demonstration operation.

If it is single user mode that above-mentioned judged result is judged as, then above-mentioned Internet service server ISV operation three-dimensional CAD and virtual reality engine ENG (step S7100) judge whether to carry out with above-mentioned single individual member's terminal input and the virtual reality design (step S7110) of new CAD figure.

If above-mentioned judged result is to be judged as input and the virtual reality design of carrying out new CAD figure with above-mentioned single individual member's terminal in above-mentioned Internet service server ISV, then operate above-mentioned three-dimensional CAD-virtual reality engine ENG, can carry out the CAD figure input and the virtual reality design (step S7120) of various buildings, building, indoor decoration, machinery, heavy industry construction field etc.

Then, above-mentioned Internet service server ISV revises the design of the CAD figure and the change virtual reality data of above-mentioned new making, real time demonstration this CAD figure and virtual reality design data (step S7130).

On the other hand, not new input if be judged as according to the judged result of above-mentioned steps S7110, then in figure/sample storage zone 38 of information database DB2, CAD figure and the virtual reality design data (step S7140) retrieving CAD figure that above-mentioned single individual member made and virtual reality design data or make for other constructor members.

At this moment, above-mentioned Internet service server ISV judges whether desirable CAD figure of above-mentioned individual member and virtual reality design data exist (step S7150), there is not desirable existing work data if be judged as, then proceed to above-mentioned steps S7120, design new CAD figure and virtual reality, if have the desirable existing work data of above-mentioned individual member and be judged as, then proceed to above-mentioned steps S7130, the CAD figure and the virtual reality design data of storage in figure/sample storage zone 38 of above-mentioned information database DB2 are carried out the modification of figure and the change of design.

After carrying out above-mentioned steps S7130, whether above-mentioned Internet service server ISV should store the CAD figure and the virtual reality design data of having carried out operation among the above-mentioned information database DB2 (step S7160) into to single individual member's terminal inquiry.

Be not judged as and work data stored among the above-mentioned information database DB2 if above-mentioned judged result is above-mentioned Internet service server ISV with above-mentioned individual member's terminal, then whether inquiry should delete this work data (step S7170), deletes processing.

Yet,, this CAD figure and virtual reality design data stored among the information database DB2 (comprise S7180) if above-mentioned judged result is to be judged as above-mentioned single individual member work data is stored among the above-mentioned information database DB2.

Then, above-mentioned Internet service server ISV judge whether to have carried out except that above-mentioned single individual member's terminal, also with the multi-user mode (step S7190) of the common Design CAD figure of other individual member's terminals and virtual reality design.

Do not carry out multi-user mode if above-mentioned judged result is judged as, then above-mentioned Internet service server ISV judges whether to finish with single individual member's terminal input and the virtual reality design function of the CAD figure that undertaken by above-mentioned three-dimensional CAD-virtual reality engine ENG.

If the judged result of above-mentioned steps S7195 is judged to be input and the virtual reality design function of the CAD figure that is through with, then make above-mentioned single individual member's terminal turn back to member's contents menu (step S1040) of web website WS.

On the other hand, if according to the judged result of above-mentioned steps S7050 or the judged result of above-mentioned steps S7190, above-mentioned Internet service server ISV is judged as the multi-user mode that CAD figure imports and virtual reality designs of having used a plurality of individual member's terminal fellowship same projects, and then carries out three-dimensional CAD-virtual reality engine ENG (step S7200) according to this multi-user mode simultaneously with a plurality of individual member's terminals.

In this state, above-mentioned Internet service server ISV is in order to carry out common operation, make each individual member on web website WS, can retrieve mutual member user ID (step S7200), the individual member of regulation retrieves a plurality of work-rooms of offering in the above-mentioned web website WS, searching should be carried out the work-room (step S7220) that other individual members of common design project carry out operation, individual member's operational computations machine terminal of regulation can be offered the work-room arbitrarily (step S7230) that carries out common operation with a plurality of individual members on above-mentioned web website WS.

Process by above-mentioned steps S7210, the individual member of regulation finds other individual members' that carry out operation jointly user number ID, perhaps pass through the process of above-mentioned steps S7220, after the individual member of regulation found the work-room that other individual members of carrying out operation jointly offer, above-mentioned Internet service server SV allowed to participate in individual member's terminal operation three-dimensional CAD-virtual reality engine ENG (step S7240) of common operation.

In this state, above-mentioned Internet service server ISV operates three-dimensional CAD-virtual reality engine ENG according to multi-user mode, make it possible to new CAD figure and virtual reality design are carried out common operation (step S7250), CAD figure and virtual reality design data to new making are carried out the design of figure modifications and changes, come real time demonstration (step S7260) according to this work data.

Above-mentioned a plurality of individual members CAD figure and virtual reality design are carried out under the state of common operation, by utilizing the literal constructed on the above-mentioned web website WS or the mutual communication of sound chat system, can be rapidly and successfully carry out operation.

On the other hand, the individual member of regulation was offering situation with the work-room of the common operation of other individual members on the web website WS by the process of above-mentioned steps S7230 under, above-mentioned Internet service server ISV made the work data of storing in the individual dedicated data stores space constructed in the individual member that offers above-mentioned work-room or the figure/sample storage zone 38 of other individual members by database server DBS retrieved information data storehouse DB2 or the shared storage space (step S7270).

In this state, above-mentioned Internet service server ISV carries out common operation in order to make above-mentioned individual member, judges whether desirable CAD figure and virtual reality design data exist (step S7280).

If being judged to be, above-mentioned judged result do not have the desirable work data of above-mentioned individual member, then by definition new input process (step S7290), proceed to the process of above-mentioned steps S7250, carry out input and the virtual reality design of new CAD figure according to multi-user mode.

In contrast, if be judged as the work data that exists above-mentioned individual member to wish, then proceed to the process of above-mentioned steps S7260, the CAD figure and the virtual reality design data that extract from above-mentioned information database DB2 by a plurality of individual member's terminals are carried out modification and the design alteration of figure, carry out real time demonstration according to this CAD figure and virtual reality design data.

After the process that proceeds to above-mentioned steps S7260, in above-mentioned Internet service server ISV, judge whether that the CAD figure and the virtual reality design data of will carry out common operation according to multi-user mode store above-mentioned information database DB2 (step S7310) into.

Be judged as above-mentioned a plurality of individual member and do not store CAD figure and virtual reality design data if above-mentioned judged result is above-mentioned Internet service server ISV, then judge whether delete this work data (step S7320), if be judged as deletion, then proceed to the new input process of above-mentioned steps S7290.

Yet, store among the above-mentioned information database DB2 if be judged as CAD figure and virtual reality design data that above-mentioned common operation is formed, then this work data is stored into (step S7330) among the information database DB2 according to the judged result of above-mentioned steps S7310.

Then, above-mentioned Internet service server ISV judges whether above-mentioned a plurality of individual member finishes the common design process (step S7340) of multi-user mode, if be judged as the end multi-user mode, then make each individual member's terminal turn back to member's contents menu (step 1040) of above-mentioned web website WS.

According to the foregoing description, in the present invention, single or multiple member can carry out the suggestion exchange to one or more CAD figure and virtual reality design by text chat or sound chat, and can browse in real time its job status by not specific a plurality of members, conclude the business or sell the commodity that show by CAD figure and virtual reality design thereby can buy mode at competitive price with auction by a plurality of members.

As mentioned above, according to the present invention, the commodity of taking out arbitrarily to the buyer from the commodity of taking out in order to sell or to buy in, on web, calculate in real time automatically and estimate, determine the selling price or the buying price of proper level, and so long as the content of the commodity that the ISP provides just can be bought two kinds of means at competitive price with auction simultaneously and carry out simultaneously, so can conclude the transaction with customer satisfaction system condition.

In addition, according to the present invention, the design drawing of various buildings, building, indoor decoration, machinery, heavy industry construction field etc. can be embodied as realistic three-dimension virtual reality form, so also can carry out the explanation accurately of commodity without additional expenses, the ISP provides required all of the formation of commodity to constitute things, display of commodity state or form genuine article clearly on the Internet.

In addition, according to the present invention, even the user wants the commodity of buying in and does not exist in reality, can utilize not only also that terminal is online to be showed as material object with virtual reality by shirtsleeve operation, and commodity can freely dwindle and amplify, the desirable merchandise news of user singly is not on the numerical value, and can carry out actual demonstration by virtual reality, and can directly entrust manufacturing enterprise.

In addition, according to the present invention, can between each user, successfully cooperate or unite, so can conclude the transaction with better condition with more user, the seller and the buyer can be on the web of Internet to the shape of commodity and function freely is out of shape and the suggestion exchange, operation such as perhaps newly make, thereby even also can conclude the business the commodity of indefinite form state.

In addition, according to the present invention, even for the undetermined commodity of commercial specification, the user also can use virtual reality skill and technique and CAD system to generate the information of commodity simultaneously, even and the user does not download special program, perhaps possess special browser, also can carry out rapidly and chart accurately and design.

Claims

1, a kind of electronic trade method that utilizes the CAD-virtual reality system on the Internet, a plurality of buildings, design and indoor decoration, construction, material supplies enterprise are guaranteed to be member corporation, estimation according to the user is entrusted, the commodity transaction and the contract signing of arbitration or management every field, it is characterized in that, comprise the steps:

The user utilizes the CAD-virtual reality system on the web website that the commodity of stipulating are carried out three-dimensional CAD figure input and virtual reality design; Demonstrate according to CAD diagram data and the virtual reality data online in real time of utilizing this CAD-virtual reality system input, CAD diagram data and virtual reality design data to the commodity of the regulation demonstrated are calculated estimated price, set the commodity price that the user proposes arbitrarily; According to the commodity price that above-mentioned estimated price and user propose, be object with above-mentioned building, design and indoor decoration, construction, material supplies corporate member company, set about buying at competitive price auction trade by each different field of above-mentioned commodity; And reach above-mentioned commodity buy auction trade at competitive price after, serve by different field to the user by the member corporation that strikes a bargain.

2, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 1, it is characterized in that, in the step of carrying out above-mentioned CAD figure input and virtual reality design, a plurality of users are connected on the CAD-virtual reality system on the web website simultaneously, carry out the CAD figure and the virtual reality design of same commodity jointly.

3, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 2, it is characterized in that a plurality of users consult CAD figure and the virtual reality design business that will carry out jointly by the literal and the sound chat that utilize the chat system of constructing on the web website.

4, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 2, it is characterized in that, in the step of carrying out above-mentioned CAD figure input and virtual reality design, be connected to other users on this web website and building, design and indoor decoration, construction, material supplies corporate member company can online in real time read the CAD figure that a plurality of users carry out jointly and the job status of virtual reality design.

5, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 1, it is characterized in that, in the step of carrying out above-mentioned CAD figure input and virtual reality design, the individual subscriber that utilizes CAD figure that above-mentioned CAD-virtual reality system makes and virtual reality design data to be stored in to obtain by Membership Fee is with in the database.

6, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 1, it is characterized in that, also comprise following step: in the execution of above-mentioned real time demonstration and calculate in the step of estimated price, judge whether the commodity price that above-mentioned estimated price and user propose is the amount of money that matches, if it is unbecoming, then revise this CAD figure or the design of change virtual reality, demonstrate in real time.

7, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 6, it is characterized in that, setting about buying at competitive price in the step of auction trade by each different field of above-mentioned commodity, comprising following step: the commodity price information that estimated price that aforementioned calculation is gone out and user propose, CAD figure and virtual reality design data are posted in online buying at competitive price on the auction announcement plate; Above-mentioned buy at competitive price on the auction announcement plate show buy at competitive price auction by time limit and price limit line; With reference to the proposal price of above-mentioned estimated price and commodity, buy auction at competitive price by time limit and price limit line, buy auction at competitive price by a plurality of corporate member company.

8, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 7, it is characterized in that, buy in the step of auction the negotiation that above-mentioned a plurality of corporate member company utilizes the chat system of constructing on the web website and user or other corporate member companies to conclude the business by literal and sound chat at competitive price by a plurality of corporate member company above-mentioned.

9, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 7, it is characterized in that, also comprise the steps: if buy auction at competitive price and do not conclude the transaction in the time limit above-mentioned, then prolong buy at competitive price auction by the time limit and revise the price restraining line and show.

10, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 1, it is characterized in that above-mentioned a plurality of steps are applied to CAD figure input and the virtual reality design and the real time demonstration in indoor decoration and outdoor decoration field and buy the process of exchange of auction at competitive price.

11, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 1, it is characterized in that, above-mentioned a plurality of steps be applied to utilizing building materials building field CAD figure input and virtual reality design and real time demonstration and buy the process of exchange of auction at competitive price.

12, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 1, it is characterized in that above-mentioned a plurality of steps are applied to being used to buy and sell praedial CAD figure input and virtual reality design and real time demonstration and buying the process of exchange of auction at competitive price.

13, the electronic trade method that utilizes the CAD-virtual reality system on the Internet as claimed in claim 1, it is characterized in that, above-mentioned a plurality of steps be applied to being used to selling the sample house the virtual sample house CAD figure input and virtual reality design and real time demonstration and buy the process of exchange of auction at competitive price.