The technology described in this document provides an E-commerce transaction system and a transaction method for advancing a committed time in the future. Unlike conventional E-commerce transaction technologies, this novel technology allows the validation of the signature before the committed time. .....
[更多]
The invention concerns a method and apparatus for controlling the output phase of a voltage controlled oscillator (VCO) for use in antenna arrays for receiving radio signals. Such arrays can converge energy, receive signals, and reject interference. Beam-forming techniques using phase shifters are u.....
[更多]
Electronic devices equipped with solar cell charging circuits may use this new technology to perform wireless charging. Unlike wireless charging based on electromagnetic coupling, this technology can minimize interference to other devices sensitive to electromagnetic waves. Wireless charging is not .....
[更多]
When a 2D image is displayed on a 3D (autostereoscopic) monitor, its resolution is significantly degraded. To overcome this problem, CityU developed an active barrier that converts a 2D display device into a 3D display device. The invention does not involve the design and development of the active b.....
[更多]
The invention provides a cost-effective approach to achieve ultra shallow junctions in crystalline Si, a material for fabricating photovoltaic devices. The newly technology can boost photovoltaic efficiency.
[更多]
|< <- | [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] | -> >| |