Abstract: The present invention provides an antenna structure, including a radiation component, a short-circuit pin, a metal matching component, and a signal feed-in component, where the radiation component is disposed above a circuit board, two ends of the short-circuit pin are separately connected to the radiation component and a ground end that is on the circuit board, the metal matching component is disposed on the circuit board and is configured to change impedance of the antenna structure, two ends of the signal feed-in component are separately connected to the radiation component and the metal matching component, and a current from the circuit board sequentially flows through the metal matching component and the signal feed-in component before arriving at the radiation component, so that the radiation component transmits a radiation signal. In addition, the present invention further provides a circuit module and an electronic device using the antenna structure.

Abstract: The present invention relates to a mouse device, including a scroll wheel, a scroll wheel resolution switching element, a magnetic induction element, and a processing unit connected to the scroll wheel resolution switching element and the magnetic induction element, wherein the scroll wheel includes a magnetic element, and is configured to conduct stepless rotation, the scroll wheel resolution switching element is configured to switch a scroll wheel resolution of the scroll wheel, the magnetic induction element outputs a magnetic induction signal according to an amount of rolling of the scroll wheel, and the processing unit correspondingly generates and outputs a control signal according to the scroll wheel resolution and the magnetic induction signal.

Abstract: The present invention provides an antenna structure, including a radiation component, a short-circuit pin, a metal matching component, and a signal feed-in component, where the radiation component is disposed above a circuit board, two ends of the short-circuit pin are separately connected to the radiation component and a ground end that is on the circuit board, the metal matching component is disposed on the circuit board and is configured to change impedance of the antenna structure, two ends of the signal feed-in component are separately connected to the radiation component and the metal matching component, and a current from the circuit board sequentially flows through the metal matching component and the signal feed-in component before arriving at the radiation component, so that the radiation component transmits a radiation signal. In addition, the present invention further provides a circuit module and an electronic device using the antenna structure.

Abstract: An antenna structure consists of a radiation element, a grounding element, a short element, a connection element, and a signal feeding element. The short element is coupled between the radiation element and the grounding element. The connection element is disposed between the radiation element and the grounding element. The connection element has at least a first segment and a second segment, wherein the first segment and the second segment form a bend. The signal feeding element is coupled between the connection element and the grounding element. The first segment of the connection element is substantially parallel to the grounding element and is at a designated distance from the grounding element.

Abstract: An antenna comprises a first transmission element, a second transmission element, a conductive element, a ground element, a ground line and a signal line. The conductive element is connected to the ground element. The first transmission element is connected to the conductive element. The first transmission element comprises a first spiral structure and a first axis. The second transmission element is connected to the conductive element. The ground line is electrically connected to the ground element. The signal line is electrically connected to the conductive element at a feed point.

Abstract: A three-dimensional multi-frequency antenna includes a substrate; a shorting wall vertically formed on a first edge of the substrate; a radiation element including a first radiator corresponding to a first resonance frequency band, and a second radiator corresponding to a second resonance frequency band, the first radiator and the second radiator capable of generating a frequency-multiplying third resonance frequency extending toward opposite directions; and a connection element, for connecting the shorting wall and the radiation element, separated from a second edge of the substrate by a gap; wherein the width of the radiation element and the gap conforms to a specific ratio.

Abstract: An antenna structure consists of a radiation element, a grounding element, a short element, a connection element, and a signal feeding element. The short element is coupled between the radiation element and the grounding element. The connection element is disposed between the radiation element and the grounding element. The connection element has at least a first segment and a second segment, wherein the first segment and the second segment form a bend. The signal feeding element is coupled between the connection element and the grounding element. The first segment of the connection element is substantially parallel to the grounding element and is at a designated distance from the grounding element.

Abstract: A multi-frequency antenna is disclosed. The multi-frequency antenna is positioned on an electric device for transmitting Wi-Fi and Wimax wireless signals. The multi-frequency antenna comprises a radiating element, a grounding element and a connecting element. The radiating element comprises a first radiating area and a second radiating area, which are perpendicular to each other. The connecting element is connected to the second radiating area of the radiating element and the grounding element.

Abstract: A metal complementary element of a grounded self-complementary antenna for an electronic device and a metal grounding element of the electronic device contact with each other, are electrically connected to each other or are a same article so as to substantially enlarge an area of a grounding end of the self-complementary antenna to enable the self-complementary antenna to have the good radiation efficiency and the broader bandwidth such that the radio signal transmission effect of the electronic device can be elevated.

Abstract: An antenna comprises a first transmission element, a second transmission element, a conductive element, a ground element, a ground line and a signal line. The conductive element is connected to the ground element. The first transmission element is connected to the conductive element. The first transmission element comprises a first spiral structure and a first axis. The second transmission element is connected to the conductive element. The ground line is electrically connected to the ground element. The signal line is electrically connected to the conductive element at a feed point.

Abstract: An antenna comprises a first transmission element, a second transmission element, a conductive element, a ground element, a ground line and a signal line. The conductive element is connected to the ground element. The first transmission element is connected to the conductive element. The first transmission element comprises a first spiral structure and a first axis. The second transmission element is connected to the conductive element. The ground line is electrically connected to the ground element. The signal line is electrically connected to the conductive element at a feed point.

Abstract: A multi-frequency antenna includes a feeding element, a first U-shaped radiator, a second U-shaped radiator, a grounding element and a coupling element. The first U-shaped radiator is coupled to the feeding element and forms a first gap toward the feeding element. The second U-shaped radiator is coupled to the feeding element and forms a second gap toward the first U-shaped radiator. The grounding element is coupled to a ground end. The coupling element is coupled between the feeding element and the grounding element.

Abstract: A three-dimensional multi-frequency antenna includes a substrate; a shorting wall vertically formed on a first side edge of the substrate; a radiation element including a first radiator corresponding to a first resonance frequency band, and a second radiator corresponding to a second resonance frequency band, the first radiator and the second radiator capable of generating a frequency-multiplying third resonance frequency extends toward opposite directions; and a connection element, for connecting the sorting wall and the radiation element, separating with a second side edge of the substrate a gap; wherein the width of the radiation element and the gap conforms to a specific ratio.

Abstract: A multi-frequency antenna is disclosed. The multi-frequency antenna is positioned on an electric device for transmitting Wi-Fi and Wimax wireless signals. The multi-frequency antenna comprises a radiating element, a grounding element and a connecting element. The radiating element comprises a first radiating area and a second radiating area, which are perpendicular to each other. The connecting element is connected to the second radiating area of the radiating element and the grounding element.

Abstract: A multi-frequency antenna includes a feeding element, a first U-shaped radiator, a second U-shaped radiator, a grounding element and a coupling element. The first U-shaped radiator is coupled to the feeding element and forms a first gap toward the feeding element. The second U-shaped radiator is coupled to the feeding element and forms a second gap toward the first U-shaped radiator. The grounding element is coupled to a ground end. The coupling element is coupled between the feeding element and the grounding element.

Abstract: An antenna comprises a first transmission element, a second transmission element, a conductive element, a ground element, a ground line and a signal line. The conductive element is connected to the ground element. The first transmission element is connected to the conductive element. The first transmission element comprises a first spiral structure and a first axis. The second transmission element is connected to the conductive element. The ground line is electrically connected to the ground element. The signal line is electrically connected to the conductive element at a feed point.

Abstract: A metal complementary element of a grounded self-complementary antenna for an electronic device and a metal grounding element of the electronic device contact with each other, are electrically connected to each other or are a same article so as to substantially enlarge an area of a grounding end of the self-complementary antenna to enable the self-complementary antenna to have the good radiation efficiency and the broader bandwidth such that the radio signal transmission effect of the electronic device can be elevated.

Abstract: A multi-frequency antenna is disclosed. The multi-frequency antenna is positioned on a mobile device for transmitting wireless signals. The multi-frequency antenna comprises a radiating element, a grounding element and a connecting element. The connecting element is connected to the radiating element and the grounding element. The grounding element has a substantially U-shape structure so that it is capable of clipping with an edge of the mobile device.

Abstract: A multifrequency H-shape antenna is disclosed herein. The multifrequency H-shape antenna includes a conductive radiating element, a conductive grounding element, a conductive interconnecting element, and a coaxial cable. The conductive radiating element includes a left end, a right end, and a T construction. The conductive interconnecting element includes a first part, a second part, and a third part. The conductive interconnecting element is connected between the conductive radiating element and the conductive grounding element. The coaxial cable is electrically connected to the feeding point of the conductive interconnecting element. By using the improved construction described above, the wireless bandwidth can be increased.