1. A method of issuing an electronic boarding pass for a first international flight, the method comprising:
(a) receiving, from a network-enabled device, travel document information from a travel document associated with a passenger, wherein the travel document information is captured by the network-enabled device via one of (i) visual image capture or (ii) wireless communication with a wireless communication device included in the travel document;
(b) comparing the travel document information to registered passenger travel document information associated with a list of registered passengers for the first international flight;
(c) based on the comparing, determining that the passenger associated with the travel document is registered for the first international flight; and
(d) in response to determining that the passenger is registered for the first international flight, issuing the electronic boarding pass by sending the electronic boarding pass to the network-enabled device;
wherein steps (a)-(d) are performed with one or more computer processors.
2. The method of claim 1, wherein the travel document is one of a passport, permanent resident card, or visa.
3. The method of claim 1, wherein receiving the travel document information comprises:
receiving an image of the travel document; and
performing optical character recognition (OCR) on the image to extract a machine readable zone (MRZ) included in the travel document.
4. The method of claim 1, wherein the wireless communication is one of a radio frequency identification communication or a near field communication.
5. The method of claim 1, wherein the travel document information is Advanced Passenger Information System (APIS) information.
6. The method of claim 1, further comprising:
(e) receiving, from the network-enabled device, a request to check into a second international flight;
(f) comparing the travel document information to additional registered passenger travel document information associated with a list of registered passengers for the second international flight;
(g) based on the comparing, determining that the passenger associated with the travel document is registered for the second international flight; and
(h) in response to determining that the passenger is registered for the second international flight, issuing an additional electronic boarding pass by sending the additional electronic boarding pass to the network-enabled device;
wherein steps (e)-(h) are performed using one or more processors.
7. The method of claim 1, further comprising:
(e) receiving, from the network-enabled device, credit card information associated with the passenger, wherein the credit card information is captured by the network-enabled device via one of visual image capture or wireless communication
wherein step (e) is performed by one or more processors.
8. A system for issuing an electronic boarding pass for an international flight, comprising:
an inputoutput circuit adapted to communicate with a network-enabled device via a network;
a memory configured to store a set of computer-executable machine readable instructions; and
a processor configured to execute the set of computer-executable machine readable instructions to cause the processor to:
receive, from the network-enabled device via the inputoutput circuit, travel document information from a travel document associated with a passenger, wherein the travel document information is captured by the network-enabled device via one of (i) visual image capture or (ii) wireless communication with a wireless communication device included in the travel document,
compare the travel document information to registered passenger travel document information associated with a list of registered passengers for the international flight,
based on the comparison, determine that the passenger associated with the travel document is registered for the international flight, and
in response to determining that the passenger is registered for the international flight, issue an electronic boarding pass by sending the electronic boarding pass to the network-enabled device via the inputoutput circuit.
9. The system of claim 8, wherein the travel document is one of a passport, permanent resident card, or visa.
10. The system of claim 8, further comprising:
an optical character recognition (OCR) module;
wherein the travel document information is an image of the travel document, and wherein the OCR module is configured to extract a machine readable zone (MRZ) included in the travel document.
11. The system of claim 8, wherein the wireless communication is one of a radio frequency identification communication or a near field communication.
12. The system of claim 8, wherein the travel document information is Advanced Passenger Information System (APIS) information.
13. The system of claim 8, wherein the processor is further configured to:
receive, from the network-enabled device via the inputoutput circuit, a request to check into an additional international flight,
compare the travel document information to additional registered passenger travel document information associated with a list of registered passengers for the additional international flight,
based on the comparison, determine that the passenger associated with the travel document is registered for the additional international flight, and
in response to determining that the passenger is registered for the additional international flight, issue an additional electronic boarding pass by sending the additional electronic boarding pass to the network-enabled device via the inputoutput circuit.
14. The system of claim 8, wherein the processor is further configured to:
receive, from the network-enabled device via the inputout circuit, credit card information associated with the passenger, wherein the credit card information is captured by the network-enabled device via one of visual image capture or wireless communication.
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 transmission signal generating method for compensating channel effect for a transmitter of a display device, the transmission signal generating method comprising:
providing at least a first reference current and at least a first difference current, the first difference current being less than two times of the first reference current;
providing at least a second reference current and at least a second difference current, the second reference current being equal to the first reference current, the second difference current being equal to the first difference current;
combining the first reference current with the first difference current according to a coding symbol to generate a plurality of forward currents corresponding to a plurality of positive levels;
combining the second reference current with the second difference current according to the coding symbol to generate a plurality of reverse currents corresponding to a plurality of negative levels; and
using a plurality of signaling lines for transmission of the plurality of negative levels and the plurality of positive levels;
wherein a transmission signal is formed based on the plurality of positive levels and the plurality of negative levels, and a first positive level of the plurality of positive levels and a first negative level of the plurality of negative levels both have a minimum signal amplitude of the plurality of signal amplitudes, and an amplitude difference of the first positive level and the first negative level is greater than an amplitude difference of any two neighboring negative levels of the plurality of negative levels and also greater than an amplitude difference of any two neighboring positive levels of the plurality of positive levels.
2. The transmission signal generating method of claim 1, wherein using the plurality of signaling lines for the transmission of the pluralities of negative and positive levels comprises using the plurality of signaling lines for forwarding the plurality of positive levels and receiving the plurality of negative levels.
3. The transmission signal generating method of claim 1 further comprising generating the coding symbol according to a data symbol.
4. The transmission signal generating method of claim 1, wherein the transmission signal is a voltage signal or a current signal.
5. A transmission signal generating device for compensating channel effect for a display, the transmission signal generating device comprising:
a signal generator for using a plurality of signal amplitudes and a first signal direction to generate a plurality of positive levels and using the plurality of signal amplitudes and a second signal direction to generate a plurality of negative levels, the signal generator comprising:
a first current generator comprising a plurality of current sources coupled to a power supplying terminal, for providing at least a first reference current and at least a first difference current, the first difference current being less than two times of the first reference current;
a second current generator comprising a plurality of current sources coupled to a grounding terminal, for providing at least a second reference current and at least a second difference current, the second reference current being equal to the first reference current, the second difference current being equal to the first difference current; and
a switching circuit coupled to the first current generator and the second current generator, for combining the first reference current with the first difference current according to a coding symbol to generate a plurality of forward currents corresponding to the plurality of positive levels and combining the second reference current with the second difference current according to the coding symbol to generate a plurality of reverse currents corresponding to the plurality of negative levels; and
a plurality of signaling lines coupled to the signal generator, for achieving transmission of the plurality of negative levels and the plurality of positive levels;
wherein a transmission signal is formed based on the plurality of positive levels and the plurality of negative levels, and a first positive level of the plurality of positive levels and a first negative level of the plurality of negative levels both have a minimum signal amplitude of the plurality of signal amplitudes, and an amplitude difference of the first positive level and the first negative level is greater than an amplitude difference of any two neighboring negative levels of the plurality of negative levels and also greater than an amplitude difference of any two neighboring positive levels of the plurality of positive levels.
6. The transmission signal generating device of claim 5, wherein the plurality of signaling lines forwards the plurality of positive levels and receives the plurality of negative levels.
7. The transmission signal generating device of claim 5 further comprising an encoder coupled to the signal generator, for generating the coding symbol according to a data symbol.
8. The transmission signal generating device of claim 5, wherein the transmission signal is a voltage signal or a current signal.
9. The transmission signal generating device of claim 5 being installed in a timing controller of the display.
10. A transmission signal generating method for compensating channel effect for a transmitter of a display device, the transmission signal generating method comprising:
providing at least a first reference current and at least a first difference current, the first difference current being greater than two times of the first reference current;
providing at least a second reference current and at least a second difference current, the second reference current being equal to the first reference current, the second difference current being equal to the first difference current;
combining the first reference current with the first difference current according to a coding symbol to generate a plurality of forward currents corresponding to a plurality of positive levels;
combining the second reference current with the second difference current according to the coding symbol to generate a plurality of reverse currents corresponding to a plurality of negative levels; and
using a plurality of signaling lines for transmission of the plurality of negative levels and the plurality of positive levels;
wherein a transmission signal is formed based on the plurality of positive levels and the plurality of negative levels, and a first positive level of the plurality of positive levels and a first negative level of the plurality of negative levels both have a minimum signal amplitude of the plurality of signal amplitudes, and an amplitude difference of the first positive level and the first negative level is less than an amplitude difference of any two neighboring negative levels of the plurality of negative levels and also less than an amplitude difference of any two neighboring positive levels of the plurality of positive levels.
11. The transmission signal generating method of claim 10, wherein using the plurality of signaling lines for the transmission of the pluralities of negative and positive levels comprises using the plurality of signaling lines for forwarding the plurality of positive levels and receiving the plurality of negative levels.
12. The transmission signal generating method of claim 10 further comprising generating the coding symbol according to a data symbol.
13. The transmission signal generating method of claim 10, wherein the transmission signal is a voltage signal or a current signal.
14. A transmission signal generating device for compensating channel effect for a display, the transmission signal generating device comprising:
a signal generator for using a plurality of signal amplitudes and a first signal direction to generate a plurality of positive levels and using the plurality of signal amplitudes and a second signal direction to generate a plurality of negative levels, the signal generator comprising:
a first current generator comprising a plurality of current sources coupled to a power supplying terminal, for providing at least a first reference current and at least a first difference current, the first difference current being greater than two times of the first reference current;
a second current generator comprising a plurality of current sources coupled to a grounding terminal, for providing at least a second reference current and at least a second difference current, the second reference current being equal to the first reference current, the second difference current being equal to the first difference current; and
a switching circuit coupled to the first current generator and the second current generator, for combining the first reference current with the first difference current according to a coding symbol to generate a plurality of forward currents corresponding to the plurality of positive levels and combining the second reference current with the second difference current according to the coding symbol to generate a plurality of reverse currents corresponding to the plurality of negative levels; and
a plurality of signaling lines coupled to the signal generator, for achieving transmission of the plurality of negative levels and the plurality of positive levels;
wherein a transmission signal is formed based on the plurality of positive levels and the plurality of negative levels, and a first positive level of the plurality of positive levels and a first negative level of the plurality of negative levels both have a minimum signal amplitude of the plurality of signal amplitudes, and an amplitude difference of the first positive level and the first negative level is less than an amplitude difference of any two neighboring negative levels of the plurality of negative levels and also less than an amplitude difference of any two neighboring positive levels of the plurality of positive levels.
15. The transmission signal generating device of claim 14, wherein the plurality of signaling lines forwards the plurality of positive levels and receives the plurality of negative levels.
16. The transmission signal generating device of claim 14 further comprising an encoder coupled to the signal generator, for generating the coding symbol according to a data symbol.
17. The transmission signal generating device of claim 14, wherein the transmission signal is a voltage signal or a current signal.
18. The transmission signal generating device of claim 14 being installed in a timing controller of the display.