Method and system for providing information to remote clients

• US 7,373,395 B2
• Filed: 01/31/2005
• Issued: 05/13/2008
• Est. Priority Date: 02/04/2004
• Status: Expired due to Fees

• Current Assignee: Tiger Ventures, LLC
• Original Assignee: Perseus Wireless, Inc.
• Inventors: Underwood, Joel Douglas, Hoffman, Douglas Christian, Brailean, James C., Merrifield, Marshall
• Primary Examiner(s): Wiley; David
• Assistant Examiner(s): JEAN GILLES, JUDE
• Application Number:
  US11/048,329
• Publication Number:
  US 20060010199A1
• Time in Patent Office: 1,198 Days
• Field of Search: 709218-220, 379 37- 45, 379/51, 348152-156
• US Class Current: 709/219
• CPC Class Codes: H04L 65/1101 Session protocols
• CPC Class Codes: H04L 65/61 for supporting one-way streaming services, e.g. Internet radio
• CPC Class Codes: H04L 65/762 at the source reformatting of additional data in video distribution servers H04N21/2355
• CPC Class Codes: H04L 67/125 involving control of end-device applications over a network
• CPC Class Codes: H04L 67/52 specially adapted for the location of the user terminal
• CPC Class Codes: H04W 4/02 Services making use of location information

Abstract

A system and method of notifying a remote client of a sensor triggering event and providing to the remote client data related to the sensor triggering event. In one embodiment, the method includes: receiving a first notification signal indicating that a sensor has been triggered; identifying a data recording device associated with the triggered sensor, wherein the data recording device records video data; identifying a client device designated to receive the video data when the sensor has been triggered; transmitting to the client device a second notification signal indicating that the sensor has been triggered; receiving an acknowledgement signal from the client device; and transmitting the video data to the client device.

Claims

1. A system for transmitting data between two or more network devices, the system comprising:

at least one central server coupled to a digital communications network and configured to communicate with a first network device and a second network device via the digital communications network;

an authentication module, coupled to the at least one central server, for authenticating at least the first network device prior to allowing transmission of video data from the second network device to the first network device wherein the video data is formatted by the second network device and directly streamed to the first network device by the second network device over the digital communications network; and

a mapping table accessible by the at least one central server and containing information indicating whether the first network device is authorized to receive data from the second network device wherein authentication is performed by the authentication module by receiving a first authentication ticket from the first network device and using information in the authentication ticket and the mapping table to determine if the first network device is authorized to receive the data from the second device.

2. The system of claim 1 wherein the second network device comprises a video camera and the system further comprises:

a video streaming module that receives the video data from the video camera and thereafter transmits the video data in a streaming video data format to the first network device.

3. The system of claim 2 further comprising:

a camera list module that transmits to the first network device information that enables the first network device to receive streaming video data from the video camera.

4. The system of claim 3 wherein the first network device is a wireless telephone enabled to receive and display streaming video data.

5. The system of claim 4 wherein the information comprises a web page file and the wireless telephone executes a player program to open the web page file thereby displaying on a display screen of the wireless telephone an interactive web page comprising at least one active link that is selectable to receive the streaming video data.

6. The system of claim 5 wherein the interactive web page further comprises at least one window for displaying at least a portion of the video data received from the video camera.

7. The system of claim 1 wherein the authentication performed by the authentication module comprises receiving a username and password transmitted from the first network device.

8. The system of claim 1 wherein the first network device is a wireless telephone and the identification code is its IMEI number.

10. The system of claim 1 further comprising:

a configuration module for maintaining and updating an inventory of a plurality of network devices registered with the at least one central server, storing status information for the plurality of network devices indicating whether they are operational, lost, stolen or damaged, and storing and updating rules that indicate which network devices can communicate with other network devices.

11. The system of claim 10 further comprising:

a report module that periodically communicates with the plurality of network devices to determine whether each of the network devices are operational, generates a report containing information as to which network devices are not functioning properly and the location of such network devices, and forwards the report to the configuration module.

12. The system of claim 1 further comprising:

a billing module for maintaining and updating financial account information for at least the first network device.

13. The system of claim 1 wherein the second network device comprises:

at least one video camera authorized for access by the first network device;

at least one sensor, coupled to the at least one video camera;

a digital video recorder, coupled to the at least one video camera, for receiving the video data from the at least one video camera; and

a video server, coupled to the digital video recorder and the digital communications network, for receiving the video data from the digital video recorder, wherein when the at least one sensor is triggered by a triggering event, the at least one central server notifies the first network device of the triggering event and thereafter enables the first network device to receive the video data from the video server.

14. The system of claim 13 wherein the first network device comprises a wireless telephone enabled to receive and display streaming video data on a display screen on the wireless telephone.

15. The system of claim 1 wherein the second network device has a video server and the authentication performed by the authentication module further comprises the steps of:

transmitting the first authentication ticket from the first network device to the video server so as to establish an authenticated and direct communication link with the video server.

16. The system of claim 15 wherein the authentication performed by the authentication module further comprises authenticating the video server, wherein the act of authenticating the video server comprises the steps of:

accessing a second secret code stored in the memory coupled to the at least one central server and associated with the first network device;

generating a second authentication ticket by inputting the second secret code into a second pre-specified mathematical formula and calculating a second answer, wherein the second authentication ticket contains the second answer but not the second secret code; and

transmitting the second authentication ticket to the video server, wherein the video server subsequently transmits the second authentication ticket to the first network device so as to establish the authenticated and direct communication link.

17. The system of claim 1 wherein the authentication performed by the authentication module further comprises the steps of:

transmitting the first authentication ticket from the first network device to the second network device so as to establish an authenticated and direct communication link with the second network device.

9. A system for transmitting data between two or more network devices, the system comprising:

at least one central server coupled to a digital communications network and configured to communicate with a first network device and a second network device via the digital communications network;

an authentication module, coupled to the at least one central server, for authenticating at least the first network device prior to allowing transmission of video data from the second network device to the first network device wherein the video data is formatted by the second network device and directly streamed to the first network device by the second network device over the digital communications network; and

a mapping table accessible by the at least one central server and containing information indicating whether the first network device is authorized to receive data from the second network device wherein authentication is performed by the authentication module by receiving a second authentication ticket from the second network device, the second authentication ticket containing a third answer and at least one second parameter value, the third answer being calculated by inputting the at least one second parameter value and a third secret code contained within a memory of the second network device into a second pre-specified mathematical formula, wherein the third secret code is not contained in the second authentication ticket;

calculating a fourth answer by inputting the at least one second parameter value and a fourth secret code contained in the mapping table and correlated with the second network device into the second pre-specified mathematical formula; and

comparing the third answer with the fourth answer to determine if the fourth answer matches the third answer.

18. A system for transmitting data between two or more network devices, the system comprising:

at least one central server coupled to a digital communications network and configured to communicate with a first network device and a second network device via the digital communications network;

an authentication module, coupled to the at least one central server, for authenticating at least the first network device prior to allowing transmission of video data from the second network device to the first network device wherein the video data is formatted by the second network device and directly streamed to the first network device by the second network device over the digital communications network;

a mapping table accessible by the at least one central server and containing information indicating whether the first network device is authorized to receive data from the second network device wherein authentication is performed by the authentication module by accessing a second secret code stored in the memory coupled to the at least one central server and associated with the first network device;

generating a second authentication ticket by inputting the second secret code into a second pre-specified mathematical formula and calculating a second answer, wherein the second authentication ticket contains the second answer but not the second secret code; and

transmitting the second authentication ticket to the second network device, wherein the second network device subsequently transmits the second authentication ticket to the first network device so as to establish the authenticated and direct communication link.

19. A security monitoring and alert system, the system comprising:

a video camera for capturing video data;

a sensor coupled to the video camera for detecting the occurrence of an event;

a digital video recorder, coupled to the video camera and sensor; and

a video server, coupled to the digital video recorder and a digital communication network, wherein when the sensor is triggered, the video camera transmits video data to the digital video recorder, wherein the video camera streams the video data to the video server, the video server notifies a remote device via the digital communications network that the sensor has been triggered wherein the remote device displays a website received from the video server wherein the website has a video feed window which displays the video data streamed from the video camera in real-time via the digital communication network; and

a mapping table accessible by the at least one central server and containing information indicating whether a first network device is authorized to receive data from a second network device wherein authentication is performed by an authentication module by receiving a first authentication ticket from the first network device and using information in the authentication ticket and the mapping table to determine if the first network device is authorized to receive the data from the second device.

20. The system of claim 19 wherein the video server further compresses the video data, converts it into a streaming video data format and thereafter transmits the streaming video data to the remote device via the digital communications network.

21. The system of claim 19 wherein the remote device can access the video data from the video server via the digital communication network.

22. A system for transmitting data between two or more network devices, the system comprising:

at least one central server coupled to a digital communications network and configured to communicate with a first network device and a second network device via the digital communications network;

an authentication module, coupled to the at least one central server, for authenticating at least the first network device prior to allowing transmission of data from the second network device to the first network device; and

a mapping table accessible by the at least one central server and containing information indicating whether the first network device is authorized to receive data from the second network device wherein authentication performed by the authentication module accesses information stored in a memory coupled to the at least one central server and associated with the second network device;

generates a first authentication ticket and transmits the first authentication ticket to the first network device wherein the first network device subsequently transmits the first authentication ticket to the second network device to establish an authenticated and direct communication link with the second network device.

23. The system of claim 22 wherein the first network device is a wireless telephone.

24. A system for transmitting data between two or more network devices, the system comprising:

at least one central server coupled to a digital communications network and configured to communicate with a first network device and a second network device via the digital communications network;

an authentication module, coupled to the at least one central server, for authenticating at least the first network device prior to allowing transmission of data from the second network device to the first network device; and

a mapping table accessible by the at least one central server and containing information indicating whether the first network device is authorized to receive data from the second network device wherein the act of authentication performed by the authentication module comprises;

receiving an first authentication ticket from the first network device, the first authentication ticket containing a first answer and at least one first parameter value, the first answer being calculated by inputting the at least one first parameter value and a first secret code stored in a memory of the first network device into a first pre-specified mathematical formula, wherein the first secret code is not contained in the first authentication ticket;

calculating a second answer by inputting the at least one first parameter value and a second secret code stored in the mapping table and correlated with the first network device into the pre-specified mathematical formula; and

comparing the first answer with the second answer to determine if they match wherein the data is transmitted from the second network device to the first network device if the first answer matches the second answer.

25. The system of claim 24 wherein the authentication module further authenticates the second network device, the act of authenticating the second network device comprising:

receiving a second authentication ticket from the second network device, the second authentication ticket containing a third answer and at least one second parameter value, the third answer being calculated by inputting the at least one second parameter value and a third secret code contained within a memory of the second network device into a second pre-specified mathematical formula, wherein the third secret code is not contained in the second authentication ticket;

calculating a fourth answer by inputting the at least one second parameter value and a fourth secret code contained in the mapping table and correlated with the second network device into the second pre-specified mathematical formula; and

comparing the third answer with the fourth answer to determine if they match.

26. A system for transmitting data between two or more network devices, the system comprising:

at least one central server coupled to a digital communications network and configured to communicate with a first network device and a second network device via the digital communications network;

an authentication module, coupled to the at least one central server, for authenticating at least the first network device prior to allowing transmission of data from the second network device to the first network device;

a mapping table accessible by the at least one central server and containing information indicating whether the first network device is authorized to receive data from the second network device wherein authentication performed by the authentication module receives a first authentication ticket from the first network device wherein the first authentication ticket has a first answer calculated using a first pre-specified mathematical formula;

calculates a second answer by inputting a code stored in the mapping table and correlated with the first network device into the pre-specified mathematical formula; and

compares the first answer with the second answer to determine if the first answer matches the second answer wherein the data is transmitted from the second network device to the first network device if the first answer matches the second answer; and

a configuration module for maintaining and updating an inventory of a plurality of network devices registered with the at least one central server, storing status information for the plurality of network devices indicating whether they are operational, lost, stolen or damaged, and storing and updating rules that indicate which network devices can communicate with other network devices.

27. The system of claim 26 further comprising:

a report module that periodically communicates with the plurality of network devices to determine whether each of the network devices are operational, generates a report containing information as to which network devices are not functioning properly and the location of such network devices, and forwards the report to the configuration module.

28. A system for transmitting data between two or more network devices, the system comprising:

at least one central server coupled to a digital communications network and configured to communicate with a first network device and a second network device via the digital communications network;

an authentication module, coupled to the at least one central server, for authenticating at least the first network device prior to allowing transmission of data from the second network device to the first network device; and

a mapping table accessible by the at least one central server and containing information indicating whether the first network device is authorized to receive data from the second network device a mapping table accessible by the at least one central server and containing information indicating whether the first network device is authorized to receive data from the second network device wherein the second network device has;

at least one video camera authorized for access by the first network device;

at least one sensor coupled to the at least one video camera;

a digital video recorder coupled to the at least one video camera for receiving video data from the at least one video camera; and

a video server coupled to the digital video recorder and the digital communications network for receiving video data from the digital video recorder wherein when the at least one sensor is triggered, the at least one central server notifies the first network device of the triggering event and thereafter enables the first network device to receive video data from the video server.

29. The system of claim 28 wherein the first network device comprises a wireless telephone enabled to receive and display streaming video data on a display screen on the wireless telephone.

30. The system of claim 28 wherein the authentication performed by the authentication module further comprises the steps of:

transmitting the first authentication ticket from the first network device to the video server so as establish an authenticated and direct communication link with the video server.

31. The system of claim 30 wherein the authentication performed by the authentication module further comprises authenticating the video server, wherein the act of authenticating the video server comprises the steps of:

accessing a second secret code stored in the memory coupled to the at least one central server and associated with the first network device;

generating a second authentication ticket by inputting the second secret code into a second pre-specified mathematical formula and calculating a second answer, wherein the second authentication ticket contains the second answer but not the second secret code; and

transmitting the second authentication ticket to the video server, wherein the video server subsequently transmits the second authentication ticket to the first network device so as to establish the authenticated and direct communication link.

32. A system for transmitting data between two or more network devices, the system comprising:

at least one central server coupled to a digital communications network and configured to communicate with a first network device and a second network device via the digital communications network;

an authentication module, coupled to the at least one central server, for authenticating at least the first network device prior to allowing transmission of data from the second network device to the first network device; and

a mapping table accessible by the at least one central server and containing information indicating whether the first network device is authorized to receive data from the second network device wherein the act of authenticating at least the first network device comprises;

accessing a first secret code stored in a memory coupled to the at least one central server and associated with the second network device;

generating a first authentication ticket by inputting the first secret code into a first pre-specified mathematical formula and calculating a first answer, wherein the first authentication ticket contains the first answer but not the first secret code; and

transmitting the first authentication ticket to the first network device, wherein the first network device subsequently transmits the first authentication ticket to the second network device so as to establish an authenticated and direct communication link with the second network device.

33. The system of claim 32 wherein the act of authenticating at least the first network device further comprises authenticating the second network device, wherein the act of authenticating the second network device comprises the steps of:

accessing a second secret code stored in the memory coupled to the at least one central server and associated with the first network device;

generating a second authentication ticket by inputting the second secret code into a second pre-specified mathematical formula and calculating a second answer, wherein the second authentication ticket contains the second answer but not the second secret code; and

transmitting the second authentication ticket to the second network device, wherein the second network device subsequently transmits the second authentication ticket to the first network device so as to establish the authenticated and direct communication link.

34. A remote client device enabled to receive streaming video data, the remote client device comprising a program that when executed performs a method of receiving streaming video data, the method comprising the steps of:

receiving a notification that a sensor has been triggered;

transmitting a request to receive video data from a camera coupled to the sensor;

transmitting authentication information to a central server via a digital communications network;

receiving the video data; and

displaying the video data on a display screen of the remote client device wherein the act of transmitting authentication information comprises;

generating an authentication ticket containing a first answer and at least one parameter value, the first answer being calculated by inputting the at least one parameter value and a secret code stored in a memory of the remote client device into a pre-specified mathematical formula, wherein the secret code is not contained in the authentication ticket; and

transmitting the authentication ticket to the central server via the digital communications network, thereby enabling the central server to authenticate the remote client device.