METHOD FOR IMPROVING THREE-DIMENSIONAL VIRTUAL REALITY

    公开(公告)号:JPH11134084A

    公开(公告)日:1999-05-21

    申请号:JP22012198

    申请日:1998-08-04

    Abstract: PROBLEM TO BE SOLVED: To provide techniques concerning the integration of computer graphics and video by changing the expression of an object from a video expression to an expression modeled as computer graphics, and receiving the selection instruction of the object. SOLUTION: Concerning a current video frame to be displayed on a video screen required to start pop-up, the presence/absence of an object is discriminated (step 405). A display engine routine of computer graphics is activated corresponding to each determined object (step 407). The location on a display screen is determined corresponding to each object for which the display engine routine of computer graphics is executed (step 409). Then, each object within the view range of a viewer is rendered (step 411).

    THREE DIMENSIONAL VIRTUAL REALITY ENHANCEMENT TECHNIQUES

    公开(公告)号:CA2242170A1

    公开(公告)日:1999-02-04

    申请号:CA2242170

    申请日:1998-06-30

    Abstract: For a world that has a portion of the world distant from the point of view of th e user represented in only two dimensions as a video on a video screen, when an ob ject on the video screen undergoes a trajectory that takes at least a portion of it to a location in the world that is not represented by the video but instead is a location in the world that is represented by computer graphics, in addition to being able to continue to see s uch an object when it is rendered as computer graphics in the computer graphics part of the world, i.e., popped out from the video, one is able to interact with such an obj ect. Thus, an object which pops out from a video into the computer graphics part of the wor ld may be "investigated" by a viewer of the world. For example, the user could enter a store which popped out of the video, and engage in virtual shopping therein. The parti cular store which is actually entered may be customized on a per user basis, e.g., as a function of geography. When the proprietor of a virtual store, or his representative, e.g ., electronic agent, detects the avatar of one or more persons in the vicinity of the avatar o f a store for which such proprietor's store corresponds to the virtual store for such passing persons, a message may be transmitted to such passing persons.

    4.
    发明专利
    未知

    公开(公告)号:DE69928357D1

    公开(公告)日:2005-12-22

    申请号:DE69928357

    申请日:1999-07-26

    Abstract: In a method of effectuating a change in the operation of a portable communication device such as a laptop or palmtop computer, a personal digital assistant (PDA), or a cellular telephone the device can communicate with a remote host or server using one of two or more different communication arrangements. Various signals indicative of the environment in which the device is operating are monitored, to anticipate or predict a change or transition from one communication arrangement to the other. If the change is determined to be both imminent and significant, the operation change is effected substantially simultaneously, by changing parameters in the transport and/or application protocol layer in the device.

    5.
    发明专利
    未知

    公开(公告)号:DE69928357T2

    公开(公告)日:2006-08-03

    申请号:DE69928357

    申请日:1999-07-26

    Abstract: In a method of effectuating a change in the operation of a portable communication device such as a laptop or palmtop computer, a personal digital assistant (PDA), or a cellular telephone the device can communicate with a remote host or server using one of two or more different communication arrangements. Various signals indicative of the environment in which the device is operating are monitored, to anticipate or predict a change or transition from one communication arrangement to the other. If the change is determined to be both imminent and significant, the operation change is effected substantially simultaneously, by changing parameters in the transport and/or application protocol layer in the device.

    THREE DIMENSIONAL VIRTUAL REALITY ENHANCEMENT TECHNIQUES

    公开(公告)号:CA2242170C

    公开(公告)日:2002-11-05

    申请号:CA2242170

    申请日:1998-06-30

    Abstract: For a world that has a portion of the world distant from the point of view o f the user represented in only two dimensions as a video on a video screen, when a n object on the video screen undergoes a trajectory that takes at least a portion of it to a location in the world that is not represented by the video but instead is a location in the world that is represented by computer graphics, in addition to being able to continue to s ee such an object when it is rendered as computer graphics in the computer graphics par t of the world, i.e., popped out from the video, one is able to interact with such an object. Thus, an object which pops out from a video into the computer graphics part of the world may be "investigated" by a viewer of the world. For example, the user could ente r a store which popped out of the video, and engage in virtual shopping therein. The p articular store which is actually entered may be customized on a per user basis, e.g., as a function of geography. When the proprietor of a virtual store, or his representative, e.g., electronic agent, detects the avatar of one or more persons in the vicinity of the avat ar of a store for which such proprietor's store corresponds to the virtual store for such pass ing persons, a message may be transmitted to such passing persons.

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