Methods and Devices for Transmitting Data to a Mobile Data Processing Unit

• US 20090034450A1
• Filed: 10/12/2005
• Published: 02/05/2009
• Est. Priority Date: 10/19/2004
• Status: Abandoned Application

• Current Assignee: MX1 GmbH (SES SA)
• Original Assignee: MX1 GmbH (SES SA)
• Inventors: Urner, Wilfried
• Application Number:
  US11/577,165
• Publication Number:
  US 20090034450A1
• Time in Patent Office: Days
• US Class Current: 370/328
• CPC Class Codes: H04N 21/235 Processing of additional data, e.g. scrambling of additional data or processing content descriptors
• CPC Class Codes: H04N 21/41265 having a remote control device for bidirectional communication between the remote control device and client device unidirectional remote control device H04N21/42204
• CPC Class Codes: H04N 21/4334 Recording operations recording of a television signal H04N5/76; arrangements for recording or accumulating broadcast information or broadcast-related information H04H60/27
• CPC Class Codes: H04N 21/435 Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
• CPC Class Codes: H04N 21/4722 for requesting additional data associated with the content
• CPC Class Codes: H04N 21/4781 Games
• CPC Class Codes: H04N 21/4882 for displaying messages, e.g. warnings, reminders arrangements for providing short real-time information to substation in data switching networks H04L12/1895
• CPC Class Codes: H04N 21/6131 involving transmission via a mobile phone network wireless downlink channel access H04W74/006
• CPC Class Codes: H04N 21/6377 directed to server one-way streaming services wherein the source is controlled by the destination H04L65/613
• CPC Class Codes: H04N 21/658 Transmission by the client directed to the server
• CPC Class Codes: H04N 21/8133 specifically related to the content, e.g. biography of the actors in a movie, detailed information about an article seen in a video program

Abstract

The invention concerns a method for transmitting data to a mobile data processing unit, the method comprising the steps of a. Receiving the data with a digital audio and/or television reception device (100), wherein the data are included in a transport stream of digital audio and/or television signals; b. extracting the data from the transport stream of digital audio and/or television signals; and c. sending electromagnetic signals by the digital audio and/or television reception device (100) to transmit the extracted data from the digital audio and/or television reception device (100) to the mobile data processing unit (200), wherein d. the extracted data are transmitted from the digital audio and/or television reception device (100) to the mobile data processing unit (200) in response to periodical requests from the mobile data processing unit (200) to the digital audio and/or television reception device (100).

Claims

1-26. -26. (canceled)

27. A method for transmitting data to a mobile data processing unit, the method comprising the following steps:

a. receiving the data with a digital audio and/or television reception device, wherein the data are included in a transport stream of digital audio and/or television signals;

b. extracting the data from the transport stream of digital audio and/or television signals; and

c. sending electromagnetic signals by the digital audio and/or television reception device to transmit the extracted data from the digital audio and/or television reception device to the mobile data processing unit, wherein the extracted data are transmitted from the digital audio and/or television reception device to the mobile data processing unit in response to requests from the mobile data processing unit to the digital audio and/or television reception device, characterized in that

d. the requests are periodical synchronization requests for the extracted data and the refresh interval between the periodical synchronization requests for the extracted data is changeable by transmitting a value for the refresh interval from the digital audio and/or television reception device to the mobile data processing unit.

28. The method according to claim 27, wherein the periodical synchronization requests from the mobile data processing unit serve to synchronize a least a part of the data in the mobile data processing unit with a set of new data stored in the digital audio and/or television reception device.

29. The method according to claim 28, wherein the periodical synchronization requests are executed automatically.

30. The method according to claim 29, wherein the value for the refresh interval is transmitted together with the new data for synchronization.

31. The method according to claim 27, wherein the mobile data processing unit can in response to a user input asynchronously issue manual requests for data to be transmitted from the digital audio and/or television reception device.

32. The method according to claim 27, wherein the content of the transport stream of digital audio and/or television signals and the content of the included data are related.

33. The method according to claim 32, wherein the transport stream comprises digital audio and/or television signals for a plurality of channels and wherein the data extracted from the transport stream and transmitted to the mobile data processing unit depend on the channel to which the digital audio and/or television reception device is tuned.

34. The method of claim 33, wherein the extracted data for a first channel to which the digital audio and/or television reception device is tuned are stored in a memory of the digital audio and/or television reception device.

35. The method of claim 34, wherein the data stored in the memory are purged, in case of a change from the first channel to a second channel, unless the extracted data for the first channel to be transmitted to the mobile data processing unit are the same as for the second channel.

36. The method of claim 34, wherein the data stored in the memory are maintained in case of a change from the first channel to a second channel.

37. The method of claim 27, wherein the refresh interval has a length t of 1s≦

t≦

10s.

38. A method of transmitting data to a mobile data processing unit, comprising the following steps:

a. including the data to be transmitted into a transport stream of digital audio and/or television signals to be broadcasted;

b. broadcasting the transport stream of digital audio and/or television signals with the included data in a digital format adapted for a digital audio and/or television reception device to receive the digital audio and/or television signals, to extract the included data and to transmit them to the mobile data processing unit, wherein the included data are adapted to be transmitted in response to requests from the mobile data processing unit to the digital audio and/or television reception device, characterized in that

c. the requests are periodical synchronization requests for the included data, and the included data cause a change of the refresh interval between the periodical synchronization requests of the mobile data processing unit for the included data.

39. The method of claim 38, wherein the method steps a. and/or b. are performed in response to a provider of the data receiving a signal from the digital audio and/or television reception device and/or the mobile data processing unit.

40. The method of claim 38, wherein the refresh interval has a length t of 1s≦

t≦

10s.

41. A digital audio and/or television reception device comprising:

a. a first reception unit receiving a transport stream of digital audio and/or television signals for display on a television and/or radio system, the transport stream of digital audio and/or television signals including additional data;

b. an extraction unit extracting the additional data from the transport stream of digital signals;

c. a transmission unit transmitting the extracted additional data to an external mobile data processing unit,

d. a second receiving unit adapted to receive periodical synchronization requests for the extracted additional data from the mobile data processing unit to initiate the transmission of the extracted additional data, characterized in that

e. the digital audio and/or television reception device is further adapted to change the refresh interval between the periodical synchronization requests for the extracted additional data from the mobile data processing unit.

42. Digital audio and/or television reception device according to claim 41, further comprising a memory adapted to synchronize the data in the mobile data processing unit with new data in response to the periodical synchronization requests from the mobile data processing unit.

43. Digital audio and/or television reception device according to claim 42, further adapted to change the refresh interval together with transmitting the new data for synchronization.

44. Digital audio and/or television reception device according to claim 41, wherein the transport stream comprises digital audio and/or television signals for a plurality of channels and wherein the extracted data which are to be transmitted to the mobile data processing unit for a first channel to which the digital audio and/or television reception device is tuned, are stored in a memory of the digital audio and/or television reception device.

45. Digital audio and/or television reception device according to claim 44, further adapted to purge the data stored in the memory, in case of a change from the first channel to a second channel, unless the extracted data for the first channel to be transmitted to the mobile data processing unit are the same as for the second channel.

46. Digital audio and/or television reception device according to claim 44, further adapted to maintain the data stored in the memory, in case of a change from the first channel to a second channel.

47. A mobile data processing unit comprising:

a. a first transceiver unit for communication with a mobile telephone network;

b. a second transceiver unit for communicating with a digital audio and/or television reception device;

c. control means with instructions for the second transceiver to transmit a request to the digital audio and/or television reception device, which initiates the transmission of additional data, which are received by the digital audio and/or television reception device together with digital audio and/or television signals, to the second transceiver of the mobile data processing unit, characterized in that

d. the request is a synchronization request for the additional data and the control means are adapted to periodically transmit the request; and

e. the mobile data processing unit is further adapted to receive a value for the refresh interval between subsequent periodical synchronization requests for the additional data.

48. Mobile data processing unit according to claim 47, wherein the periodical synchronization requests from the mobile data processing unit serve to synchronize the data in the mobile data processing unit with new data stored in the digital audio and/or television reception device.

49. Mobile data processing unit according to claim 48, further adapted to receive the value for the refresh interval transmitted from the digital audio and/or television reception device as part of the synchronization data.

50. Mobile data processing unit according to claim 48, wherein the control means comprises instructions to asynchronously issue additional requests for further data in response to a user input.

51. Mobile data processing unit according to claim 47, wherein the control means further comprise instructions for the first transceiver unit to transmit a request for the additional data to a provider of the digital audio and/or television signals.