Fih (hong Kong) Limited

Futaijing Precision Electronics (yantai) Co., Ltd.

Chi-Sheng Liu

Hao-Ying Chang

Chuan-Chou Chi

Chih-Yang Tsai

Pai-Cheng Huang

Chao-Wei Ho

Ching-Ling Wu

Hsiang-Neng Wen

Yung-Yu Tai

Chin-Hung Ma

Cheng-Hung Ko

Shu-Hua Hsu

An antenna structure includes a substrate and a plurality of radiation units, each radiation unit comprising a first radiator and a second radiator. The first radiator is positioned on a first surface of the substrate and includes a first radiation portion and a feed point. The feed point is electrically connected to the first radiation portion for feed current and signals to a corresponding radiation unit. The second radiator is positioned at a second surface of the substrate and is symmetrical with the first radiator about the substrate. The second radiator includes a second radiation portion and a ground portion. The ground portion is electrically connected to the second radiation portion to provide grounding for the radiation unit. The antenna structure has a good radiation efficiency and good isolation between radiators to reduce cross-interference.

Antenna structure and wireless communication device using same

An antenna structure with wide radiation bandwidth includes a first radiation portion, a ground portion, a connection portion, a second radiation portion, and a feed portion. The ground portion is positioned at a plane perpendicular to plane of the first radiation portion. The ground portion is grounded. The connection portion connects to one side of the first radiation portion. The second radiation portion connects to one side of the connection portion away from the first radiation portion. The feed portion is electrically connected to the connection portion and the second radiation portion for feeding current and signals to the antenna structure.

Single antenna structure capable of operating in multiple band widths

An antenna structure includes a feed unit, a grounding unit, a first radiating unit, a second radiating unit, third radiating unit, fourth radiating unit, and a fifth radiating unit. The grounding unit is spaced apart from the feed unit. The first radiating unit is electrically connected to the feed unit. The second radiating unit is electrically connected to the grounding unit. The third radiating unit is electrically connected to the first radiating unit, the second radiating unit, and the fourth radiating unit. The fifth radiating unit is electrically connected to the feed unit and couples with the fourth radiating unit.

An antenna structure includes a main antenna, a diversity antenna, and at least one accessorial antenna. The main antenna extends in a main antenna direction. The diversity antenna is spaced apart from the main antenna and extends in a first radiation direction substantially parallel to the main antenna direction. The at least one accessorial antenna extends in a second radiation direction which is substantially perpendicular to either the main antenna direction or the first radiation direction.

Antenna structure and wireless communication device empolying same

An electronic device includes a radio frequency power amplifier, a storage device, at least one processor, and one or more modules that are stored in the storage device and executed by the at least one processor. The one or more modules includes a power obtaining module, a comparing module, and an indicating module. The power obtaining module obtains an output power of the radio frequency power amplifier. The comparing module compares the output power of the radio frequency power amplifier obtained by the power obtaining module with at least one pre-determined value, and the comparing module outputs a comparing result according the comparison of the output power and the at least one pre-determined value. The indicating module generates an alerting signal according to the comparing result output from the comparing module, for indicating electromagnetic radiation of the electronic device.

Electromagnetic radiation alerting system and method

An antenna assembly includes a first antenna, a second antenna, and at least one connecting member. The first antenna includes a radiator and at least one connecting portion connected to the radiator, and the radiator is a part of a housing of a wireless communication device. The at least one connecting member is connected to the at least one connecting portion to fix the first antenna to the wireless communication device to feed current to the first antenna and the second antenna.

Antenna assembly and wireless communication device using the same

A wireless communication device includes a cover, an antenna, and an adjusting member. The adjusting member is slidably mounted to the cover and is made of non-conductive materials. The antenna includes a extending portion, the extending portion is sandwiched between the cover and the adjusting member. The adjusting member contacts and partially overlaps with the extending portion, the adjusting member slides relative to the cover to change contact positions of the extending portion and the adjusting member.

Wireless communication device

An antenna module includes an antenna, a connecting member attached to the antenna, a sliding board configured for sliding relative to connecting member, and a radiation member attached to the sliding board. When the sliding board is slid by a user, the radiation member makes contact with or separates from the connecting member, enabling one antenna module to receive and transmit wireless signals of different wavelengths.

Antenna module and wireless communication device employing same

A wireless communication device includes a cover, an antenna, and an adjusting member. The adjusting member is slidably mounted to the cover and is made of non-conductive materials. The antenna includes a radiator, the radiator is mounted on the cover and is shielded by the adjusting member. The adjusting member slides relative to the cover to shield different areas of the radiator.

A wireless communication device includes a cover, an antenna, and an adjusting member. The antenna includes a first radiator and a second radiator separate from the first radiator. The adjusting member is slidably mounted to the cover and is made of conductive materials. The adjusting member is positioned between and connecting the first radiator and the second radiator. The adjusting member is slid relative to the cover to change connection positions of the adjusting member relative to the first radiator and the second radiator.

An antenna structure includes a first circuit board having a first antenna unit and a second antenna unit, a second circuit board having a first radio member and a second radio member, and a sliding mechanism. The first antenna unit and the second antenna unit are configured for receiving and transmitting different wireless signals. The sliding mechanism slides the second circuit board relative to the first circuit board, to separate or connect the first antenna unit with the first radio member and the second antenna unit with the second radio member, thus enabling the first antenna unit or a combination of the second antenna unit and the second radio member to receive and transmit a first wireless signal; the second antenna unit or a combination of the first antenna unit and the first radio member receive to transmit a second wireless signal.

Antenna structure and wireless communication device employing same

A wireless communication device includes a main body, a cover, a base board, an elastic member, and an antenna module. The cover is attached to the main body. The base board includes a feeding point and a grounding point. The elastic member is connected to one of the feeding point and the grounding point. The antenna module includes a first antenna and a second antenna connected to the other feeding point and the grounding point of the base board. The base board, the elastic and the antenna module are mounted in the cover. The elastic member selectively causes the first antenna or the second antenna to contact to the one of the feeding points and the grounding point of the base board when in an open or closed state.

An electronic device includes a multi-layer circuit board, a main antenna, and an electronic element. The multi-layer circuit board includes an outer layer, a ground layer, and a plurality of vias defined therein electrically connected the outer layer and the ground layer. The main antenna is mounted on the outer layer and electrically connected to the ground layer by the vias. The electronic element is mounted on the outer layer, soldered on the main antenna, and electrically connected to the ground layer by the main antenna.

Growing community of inventors

Taipei, Taiwan

Chi-Sheng Liu