1.-13. (canceled)
14. A method for controlling andor monitoring a first terminal connected to a communication system, the first terminal having at least one function which can be controlled andor monitored, the method comprising:
sending a first message to a telephony server by an application installed on a computer, the first message having a telephone number of the first terminal;
transmitting the telephone number to the communication system by the telephony server;
transmitting terminal information by the communication system in a response, wherein the terminal information describes which of the functions of the first terminal can be controlled andor monitored;
providing a data base by the telephony server, the data base comprising data records describing a plurality of terminals that can be controlled andor monitored, wherein at least one data record includes the telephone number and the terminal information received from the communication system regarding the first terminal, wherein the data base has at least one amendable data record having an identification number, wherein one of the terminals is assigned to the amendable data record, and wherein the amendable data record is supplemented by the telephone number and the terminal information received from the communication system regarding the first terminal; and
transmitting the telephone number and the terminal information obtained from the supplemental data record to the computer by the telephony server such that the first terminal is controlled andor monitored by the computer.
15. The method as claimed in claim 14, wherein a communication terminal, a subscriber connection, an exchange connection, a cross-connect connection or some other connection which can be controlled andor monitored in a communication system is used for the terminal to be controlled.
16. The method as claimed in claim 14, wherein a communication node in a packet-switching network is used as the communication system.
17. The method as claimed in claim 15, wherein a communication node in a packet-switching network is used as the communication system.
18. The method as claimed in claim 14, wherein the telephony server interchanges terminal information with two or more communication systems.
19. The method as claimed in claim 15, wherein the telephony server interchanges terminal information with two or more communication systems.
20. The method as claimed in claim 16, wherein the telephony server interchanges terminal information with two or more communication systems.
21. The method as claimed in claim 14, wherein one terminal is controlled andor monitored by two or more computers comprising installed applications.
22. The method as claimed in claim 15, wherein one terminal is controlled andor monitored by two or more computers comprising installed applications.
23. The method as claimed in claim 16, wherein one terminal is controlled andor monitored by two or more computers comprising installed applications.
24. The method as claimed in claim 18, wherein one terminal is controlled andor monitored by two or more computers comprising installed applications.
25. The method as claimed in claim 14, wherein the amended data record is deleted when no computer is controlling andor monitoring the terminal associated to that data record.
26. The method as claimed in claim 14, further comprising:
creating a further amendable data record by the telephony server based on the supplemental data record, wherein the further amendable data record has a further identification number.
27. The method as claimed in claim 14, wherein the number of amendable data records in a telephony server is always at least one.
28. The method as claimed in claim 27, wherein exactly one amendable data record is always available.
29. An arrangement for controlling andor monitoring a terminal having at least one function which can be controlled andor monitored, the arrangement comprising:
a communication system, wherein the terminal is connected to the communication system;
a telephony server connected to the communication system for exchanging terminal information and having a data base; and
a computer connected to the telephony server, wherein an application for controlling andor monitoring is installed on the computer, wherein
the application is adapted to transmit to the telephony server a first message including the telephone number of the terminal, wherein
the telephony server has means for transmitting the telephone number to the communication system, wherein
the communication system is adapted to transmit the terminal information in a response, wherein the terminal information describes which functions of the terminal can be controlled andor monitored, wherein
the data base has data records related to a plurality of terminals which can be controlled andor monitored, wherein
at least one data record is amended by the telephone number and the information received from the communication system regarding the terminal, wherein
the data base has at least one amendable data record containing an identification number and to which one of the plurality of terminals is assigned, wherein the data record is supplemented by the telephone number and the terminal information received from the communication system regarding the terminal, wherein
the telephony server is adapted to produce a further amendable data record comprising a further identification number after supplementing the data record, and wherein
the telephony server is further adapted to transmit the telephone number and the terminal information obtained from the supplemented data record to the computer such that the terminal can be controlled andor monitored by the computer.
30. The arrangement as claimed in claim 29, wherein the terminal to be controlled is a communication terminal, a subscriber connection, an exchange connection, a cross-connect connection or some other connection of a communication system which can be controlled andor monitored.
31. The arrangement as claimed in claim 29, wherein the communication system is a communication node in a packet-switching network.
32. The arrangement as claimed in claim 29, wherein the telephony server comprises a mechanism for exchanging terminal information between two or more communication systems.
33. The arrangement as claimed in claim 29, wherein two or more computers with application are provided for controlling andor monitoring a terminal.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A liquid crystal display device comprising:
a liquid crystal panel including a plurality of pixels connected to gate lines and data lines thereon, respectively;
a gate drive circuit applying scan signals to the gate lines;
a data drive circuit applying pixel voltage signals to the data lines;
at least one sensor unit formed in at least one pixel region and sensing external lights and a touch of the liquid crystal panel;
a switch unit switching a switch voltage and the pixel voltage signals to be applied to the data lines on the liquid crystal panel;
a sense processor processing the sensed signal from the sensor unit; and
a timing controller controlling the gate drive circuit, the data drive circuit, the switch unit, and the sense processor to be driven in one of data write mode and light sense mode.
2. The liquid crystal display device claimed as claim I, wherein the sense unit includes:
a sense element sensing the external lights and the touch of the liquid crystal panel;
a read-out line transferring the sensed signal from the sense element to the sense processor; and
a thin film transistor, responsive to a control signal, switching the sensed signal to be applied from the sense element to the read-out line.
3. The liquid crystal display device claimed as claim 2, wherein the control signal is derived from the scan pulse being applied to the gate line.
4. The liquid crystal display device claimed as claim 2, the sense unit further includes a storage capacitor storing the sensed signal to be applied from the sense element to the thin film transistor.
5. The liquid crystal display device claimed as claim 2, wherein the read-out line is precharged with the switch voltage.
6. The liquid crystal display device claimed as claim 5, wherein the sense element uses a drive voltage having a level different from the switch voltage.
7. The liquid crystal display device claimed as claim 5, wherein the sense processor is configured to include a sampler sampling the signal on the read-out line upon the control of the timing controller.
8. The liquid crystal display device claimed as claim 7, wherein the sense processor further includes an analog-to-digital converter converting the sampled signal by the sampler into a digital signal.
9. The liquid crystal display device claimed as claim 7, wherein the sense processor further includes an amplifier the signal being applied from the read-out line to the sampler.
10. The liquid crystal display device claimed as claim 9, wherein the amplifier differentially amplifies the signal on the read-out line with a reference voltage.
11. The liquid crystal display device claimed as claim 10, wherein the switch unit supplies the data lines of the liquid crystal panel with the switch voltage equal to the reference voltage in the light sense mode.
12. The liquid crystal display device claimed as claim 11, wherein the read-out line and the data line are simultaneously precharged with the switch voltage during the light sense mode.
13. The liquid crystal display device claimed as claim 10, wherein the sense processor further includes:
a capacitor connected between the read-out line and an output terminal of the amplifier; and
a switch connected in parallel with the feedback capacitor.
14. The liquid crystal display device claimed as claim 13, wherein the switch is turned-off during the light sense mode.
15. The liquid crystal display device claimed as claim 10, wherein the sense processor further includes an auxiliary sampler sampling a normal state signal of the read-out line from the output terminal of the amplifier, upon the control of the timing controller.
16. The liquid crystal display device claimed as claim 15, wherein the normal state signal includes cross-talk and noise components caused by a parasitic capacitance between the read-out line and the data line.