Display unit and method enabling bi-directional communication with video source

DC CAFC

US 6,513,088 B2
Filed: 12/08/2000
Issued: 01/28/2003
Est. Priority Date: 02/10/1993
Status: Expired due to Fees

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1. A display unit comprising:

means for receiving video signals for video display from a video source;

memory means for storing at least display unit information, wherein the display unit information includes identifying information of the display unit; and

a communication controller capable of bi-directionally communicating with the video source;

wherein the communication controller communicates the display unit information to the video source and the display unit receives a signal from the video source that is generated based on at least a portion of the display unit information.

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Abstract

A display unit and method having a communication controller which is capable of bi-directionally communication with a video source. Video signals for video display are received from the video source and a memory stores at least display unit information, wherein the display unit information includes identifying information of the display unit. The communication controller communicates the display unit information to the video source and the display unit receives a signal from the video source that is generated based on at least a portion of the display unit information.

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33 Claims

1. A display unit comprising:
- means for receiving video signals for video display from a video source;
  
  memory means for storing at least display unit information, wherein the display unit information includes identifying information of the display unit; and
  
  a communication controller capable of bi-directionally communicating with the video source;
  
  wherein the communication controller communicates the display unit information to the video source and the display unit receives a signal from the video source that is generated based on at least a portion of the display unit information.
- View Dependent Claims (2, 3, 4, 6, 7, 8)
- - 2. A display unit according to claim 1, wherein the video source is a computer.
  - 3. A display unit according to claim 1, wherein the identifying information includes an identification number for uniquely identifying the display unit.
  - 4. A display unit according to claim 3, wherein the display unit information includes information that identifies a function of the display unit.
  - 6. A display unit according to claim 4, wherein the video source is a computer.
  - 7. A display unit according to claim 4, wherein the identifying information includes an identification number for uniquely identifying the display unit.
  - 8. A display unit according to claim 7, wherein the display unit information includes information that identifies a function of the display unit.

5. A display unit comprising:
- a video circuit adapted to display video signals sent by a video source;
  
  a memory in which at least display unit information is stored, wherein the display unit information includes identifying information of the display unit; and
  
  a communication controller capable of bi-directionally communicating with the video source;
  
  wherein the communication controller communicates the display unit information from the display unit to the video source and the display unit receives a signal from the video source that is generated based on at least a portion of the display unit information.

9. A method of communicating between a display unit and a video source from which video signals are sent to the display unit for display, the method comprising the steps of:
- communicating display unit information stored in a memory of the display unit from the display unit to the video source, wherein the display unit information includes identifying information of the display unit; and
  
  sending a signal from the video source to the display unit, wherein the signal is generated based on at least a portion of the display unit information;
  
  wherein information is bi-directionally communicated with the video source and the display unit.

10. A display unit comprising:
- a video circuit adapted to display video signals sent by an externally connected video source;
  
  a memory in which at least display unit information includes stored, wherein the display unit information includes identifying information of the display unit; and
  
  a communication controller capable of bi-directionally communicating with the video source;
  
  wherein the communication controller communicates the display unit information from the display unit to the video source and the display unit receives a signal from the video source that is generated based on the display unit information.
- View Dependent Claims (11, 12, 13)
- - 11. A display unit according to claim 10, wherein the video source is a computer.
  - 12. A display unit according to claim 10, wherein the identifying information includes an identification number for identifying the display unit.
  - 13. A display unit according to claim 12, wherein the display unit information includes information that identifies a function of the display unit.

14. A display unit comprising:
- means for receiving video signals for display from an externally connected video source;
  
  memory means for storing at least display unit information, wherein the display unit information includes identifying information of the display unit; and
  
  a communication controller capable of bi-directionally communicating with the video source;
  
  wherein the communication controller communicates the display unit information to the video source and the display unit receives a signal from the video source that is generated based on at least a portion of the display unit information.
- View Dependent Claims (15, 16, 17)
- - 15. A display unit according to claim 14, wherein the video source is a computer.
  - 16. A display unit according to claim 14, wherein the identifying information includes an identification number for identifying the display unit.
  - 17. A display unit according to claim 16, wherein the display unit information includes information that identifies a function of the display unit.

18. A display unit comprising:
- means for receiving video signals for displaying from a video signal source externally connected to the display unit;
  
  memory means for storing at least display unit information, wherein the display unit information includes identifying information of the display unit; and
  
  a communicating with the video signal source;
  
  wherein the communication controller communicates the display unit information to the video signal source and the display unit receives a signal from the video signal source that is generated based on at least a portion of the display unit information.
- View Dependent Claims (19, 20, 21)
- - 19. A display unit according to claim 18, wherein the video signal source is a computer.
  - 20. A display unit according to claim 18, wherein the identifying information includes an identification number for identifying the display unit.
  - 21. A display unit according to claim 20, wherein the display unit information includes information that identifies a function of the display unit.

22. A display unit comprising:
- a video circuit adapted to display video signals sent by a video signal source externally connected to the display unit;
  
  a memory in which at least display unit information is stored, wherein the display unit information includes identifying information of the display unit; and
  
  a communication controller capable of bi-directionally communicating with the video signal source;
  
  wherein the communication controller communicates the display unit information from the display unit to the video signal source and the display unit receives a signal from the video signal source that is generated based on at least a portion of the display unit information.
- View Dependent Claims (23, 24, 25)
- - 23. A display unit according to claim 22, wherein the video signal source is a computer.
  - 24. A display unit according to claim 22, wherein the identifying information includes an identification number for identifying the display unit.
  - 25. A display unit according to claim 24, wherein the display unit information includes information that identifies a function of the display unit.

26. A display unit comprising:
- a video circuit adapted to display video signals generated based on video information sent by a video information source;
  
  a memory in which at least display unit information is stored, wherein the display unit information includes identifying information of the display unit; and
  
  a communication controller capable of bi-directionally communicating with the video information source;
  
  wherein the communication controller communicates the display unit information from the display unit to the video information source and the display unit receives a signal from the video information source that is generated based on at least a portion of the display unit information.
- View Dependent Claims (27, 28, 29)
- - 27. A display unit according to claim 26, wherein the video information source is a computer.
  - 28. A display unit according to claim 26, wherein the identifying information includes an identification number for identifying the display unit.
  - 29. A display unit according to claim 28, wherein the display unit information includes information that identifies a function of the display unit.

30. A display unit comprising:
- a video circuit adapted to display video signals generated based on video information sent by a video information source externally connected to the display unit information is stored, wherein the display unit information includes identifying information of the display unit; and
  
  a communication controller capable of bi-directionally communicating with the video information source;
  
  wherein the communication controller communicates the display unit information from the display unit to the video information source and the display unit receives a signal from the video information source that is generated based on at least a portion of the display unit information.
- View Dependent Claims (31, 32, 33)
- - 31. A display unit according to claim 30, wherein the video information source is a computer.
  - 32. A display unit according to claim 30, wherein the identifying information includes an identification number for identifying the display unit.
  - 33. A display unit according to claim 32, wherein the display unit information includes information that identifies a function of the display unit.

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Litigation Data

Current Assignee
Mondis Technology Limited
Original Assignee
Hitachi, Ltd.
Inventors
Arai, Ikuya, Kitou, Kouji
Primary Examiner(s)
Wong, Peter
Assistant Examiner(s)
PHAN, RAYMOND NGAN

Application Number

US09/732,292
Publication Number

US 20010001152A1
Time in Patent Office

781 Days
Field of Search

710/129, 710/101-103, 710/62-65, 710/14-15, 710/52, 710/69, 710/72, 345/58, 345/98-100, 345/132, 345/204, 709/236, 709/237, 709/249
US Class Current

710/305
CPC Class Codes

G06F 3/1423   controlling a plurality of ...

G06F 3/1446   display composed of modules...

G06F 3/153   using cathode-ray tubes

G09G 1/167   Details of the interface to...

G09G 2360/04   Display device controller o...

G09G 2370/04   Exchange of auxiliary data,...

G09G 2370/042   for monitor identification

Display unit and method enabling bi-directional communication with video source

First Claim

1 Assignment

Litigations

1 Petition

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Accused Products

Abstract

75 Citations

33 Claims

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Display unit and method enabling bi-directional communication with video source

First Claim

1 Assignment

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Litigations

1 Petition

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Reexaminations

Accused Products

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Abstract

75 Citations

33 Claims

Specification

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