Integrated display and touch system with displayport/embedded displayport interface
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G06F-003/041
G09G-005/00
출원번호
US-0006333
(2011-01-13)
등록번호
US-8842081
(2014-09-23)
발명자
/ 주소
Zeng, Henry
Park, Ji
출원인 / 주소
Synaptics Incorporated
대리인 / 주소
Osha Liang LLP
인용정보
피인용 횟수 :
0인용 특허 :
8
초록▼
An integrated controller for an integrated display and touch panel and its associated method provide (a) a DisplayPort or embedded DisplayPort interface for communicating control and data signals for both display and touch functions between a host system and the integrated controller, wherein the to
An integrated controller for an integrated display and touch panel and its associated method provide (a) a DisplayPort or embedded DisplayPort interface for communicating control and data signals for both display and touch functions between a host system and the integrated controller, wherein the touch control and data signals are communicated over an auxiliary channel of the DisplayPort or embedded DisplayPort interface; (b) a display panel interface for communicating display data and control signals between the integrated controller and a display monitor; (c) a touch panel interface for communicating touch data and control signals between the integrated controller and a touch panel; and (d) a control circuit which processes the display and touch control and data signals of the DisplayPort or embedded DisplayPort interface, the display data and control signals of the display panel interface and the touch data and control signals of the touch panel interface.
대표청구항▼
1. An integrated controller for an integrated display and touch system (IDTS), comprising: a DisplayPort or embedded DisplayPort interface for communicating touch data and display data between a host system and the integrated controller, wherein the touch data is communicated over an auxiliary chann
1. An integrated controller for an integrated display and touch system (IDTS), comprising: a DisplayPort or embedded DisplayPort interface for communicating touch data and display data between a host system and the integrated controller, wherein the touch data is communicated over an auxiliary channel of the DisplayPort or embedded DisplayPort interface, andwherein the touch data comprises positional data and timing information corresponding to a touch panel of the IDTS;a display panel interface for communicating display data between the integrated controller and a display monitor;a touch panel interface for communicating touch data bidirectionally between the integrated controller and the touch panel; anda control circuit which processes the display data and touch data of the DisplayPort interface, the display data of the display panel interface, and the touch data of the touch panel interface. 2. The integrated controller of claim 1, wherein the control circuit comprises a display controller and a touch controller. 3. The integrated controller of claim 2, wherein the touch controller provides the touch data according to an industry standard, and wherein the integrated controller further comprises a protocol conversion circuit between the DisplayPort or embedded DisplayPort interface and the touch controller, the protocol conversion circuit for translating between the signaling conventions of the industry standard and the auxiliary channel of the DisplayPort or embedded DisplayPort interface. 4. The integrated controller of claim 3, wherein the industry standard is a touch serial standard. 5. The integrated controller of claim 3, wherein the industry standard is a universal serial bus. 6. The integrated controller of claim 2, wherein the touch controller comprises a timing controller. 7. The integrated controller of claim 2, wherein the touch controller provides the touch data to the touch panel interface using mini-low voltage differential signals. 8. The integrated controller of claim 2, wherein the touch panel interface comprises a serial digital data interface. 9. The integrated controller of claim 8, wherein the serial digital data interface comprises a serial peripheral interface. 10. The integrated controller of claim 2, wherein the touch controller comprises a microcontroller unit for executing a firmware program. 11. The integrated controller of claim 10, further comprising a non-volatile memory device for storing the firmware program in a persistent form. 12. A method for providing an integrated controller for touch data and display data, comprising: communicating over a DisplayPort or embedded DisplayPort interface touch data and display data between a host system and the integrated controller, wherein the touch data is communicated over an auxiliary channel of the DisplayPort or embedded DisplayPort interface, and wherein the touch data comprises positional data and timing information corresponding to a touch panel;communicating over a display panel interface display data between the integrated controller and a display monitor;communicating over a touch panel interface touch data bidirectionally between the integrated controller and the touch panel; andsimultaneously processing in a control circuit the display data and touch data of the DisplayPort or embedded DisplayPort interface, the display data of the display panel interface and the touch data of the touch panel interface. 13. The method of claim 12, wherein the control circuit comprises a display controller and a touch controller. 14. The method of claim 13, wherein the touch controller provides the touch data according to an industry standard, and wherein the integrated controller further comprises a protocol conversion circuit between the DisplayPort or embedded DisplayPort interface and the touch controller, the protocol conversion circuit for translating between the signaling conventions of the industry standard and the auxiliary channel of the DisplayPort or embedded DisplayPort interface. 15. The method of claim 14, wherein the industry standard is a touch serial standard. 16. The integrated controller of claim 3, wherein the industry standard is a universal serial bus. 17. The method of claim 13, wherein the touch controller comprises a timing controller. 18. The method of claim 13, further comprising providing the touch data to the touch panel interface using mini-low voltage differential signals. 19. The method of claim 13, wherein the touch panel interface comprises a serial digital data interface. 20. The method of claim 19, wherein the serial digital data interface comprises a serial peripheral interface. 21. The method of claim 13, wherein the touch controller comprises a microcontroller unit for executing a firmware program. 22. The method of claim 21, further comprising storing the firmware program in a persistent form in a non-volatile memory device. 23. An integrated display and touch system, comprising: a display monitor;a touch panel overlaid on the display monitor;a DisplayPort or embedded DisplayPort interface for communicating touch data and display data between a host and an integrated controller, wherein the touch data is communicated over an auxiliary channel of the DisplayPort or embedded DisplayPort interface, and wherein the touch data comprises positional data and timing information corresponding to the touch panel;a display panel interface for communicating display data between the integrated controller and a display monitor;a touch panel interface for communicating touch data bidirectionally between the integrated controller and the touch panel; anda control circuit which processes the display data and touch data of the DisplayPort interface, the display data of the display panel interface, and the touch data of the touch panel interface. 24. The system of claim 23, wherein the control circuit comprises a display controller and a touch controller. 25. The system of claim 24, wherein the touch controller provides the touch data according to an industry standard, and wherein the integrated controller further comprises a protocol conversion circuit between the DisplayPort or embedded DisplayPort interface and the touch controller, the protocol conversion circuit for translating between the signaling conventions of the industry standard and the auxiliary channel of the DisplayPort or embedded DisplayPort interface. 26. The system of claim 24, wherein the industry standard is a touch serial standard. 27. The system of claim 24, wherein the industry standard is a universal serial bus. 28. The system of claim 24, wherein the touch controller comprises a timing controller. 29. The system of claim 24, wherein the touch controller provides the touch data to the touch panel interface using mini-low voltage differential signals. 30. The system of claim 24, wherein the touch panel interface comprises a serial digital data interface. 31. The system of claim 30, wherein the serial digital data interface comprises a serial peripheral interface. 32. The system of claim 24, wherein the touch controller comprises a microcontroller unit for executing a firmware program. 33. The system of claim 32, further comprising a non-volatile memory device for storing the firmware program in a persistent form.
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이 특허에 인용된 특허 (8)
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