An antenna device includes a ground conductor; a ground conductor extension that is connected to the ground conductor; and an antenna element that is connected to the ground conductor and that operates in both a first frequency band and a second frequency band higher than the first frequency band, the ground conductor and the ground conductor extension having a length that is of a wavelength of a frequency included in a middle range between the first frequency band and the second frequency band and that is not a natural number multiple of of a wavelength of the first frequency band.

An antenna device includes a ground conductor; a ground conductor extension that is connected to the ground conductor; and an antenna element that is connected to the ground conductor and that operates in both a first frequency band and a second frequency band higher than the first frequency band, the ground conductor and the ground conductor extension having a length that is of a wavelength of a frequency included in a middle range between the first frequency band and the second frequency band and that is not a natural number multiple of of a wavelength of the first frequency band.

The present invention provides a wearable electronic device adapted for supporting wireless radio frequency communications including at least one of generating or receiving a wireless radio frequency signal. The wearable electronic device includes a conductive housing, which has a main body and at least a first pair of conductive lugs external to and mechanically coupled to the main body. Each of the conductive lugs has a first end that is mechanically coupled to the main body of the conductive housing and a second end which extends away from the main body along a length of the conductive lug. The main body of the conductive housing forms at least part of an antenna structure that is adapted for at least one of generating or receiving the wireless radio frequency signal. The wearable electronic device further includes a non-conductive pin, which extends between the second ends of the first pair of conductive lugs, and a use location attachment. The use location attachment mechanically couples the conductive housing of the wearable electronic device to a use location via the non-conductive pin and the first pair of conductive lugs. The use location attachment includes a plurality of segments, where at least one of the segments, which most closely mechanically couples to the non-conductive pin and the first pair of conductive lugs, is nonconductive, and where other ones of the plurality of segments of the use location attachment are conductive.

The present invention provides a wearable electronic device adapted for supporting wireless radio frequency communications including at least one of generating or receiving a wireless radio frequency signal. The wearable electronic device includes a conductive housing, which has a main body and at least a first pair of conductive lugs external to and mechanically coupled to the main body. Each of the conductive lugs has a first end that is mechanically coupled to the main body of the conductive housing and a second end which extends away from the main body along a length of the conductive lug. The main body of the conductive housing forms at least part of an antenna structure that is adapted for at least one of generating or receiving the wireless radio frequency signal. The wearable electronic device further includes a non-conductive pin, which extends between the second ends of the first pair of conductive lugs, and a use location attachment. The use location attachment mechanically couples the conductive housing of the wearable electronic device to a use location via the non-conductive pin and the first pair of conductive lugs. The use location attachment includes a plurality of segments, where at least one of the segments, which most closely mechanically couples to the non-conductive pin and the first pair of conductive lugs, is nonconductive, and where other ones of the plurality of segments of the use location attachment are conductive.

A smart watch is provided. The smart watch includes: a dial having two ends; a first watchband; a second watchband, the first watchband and the second watchband being connected to the two ends of the dial, respectively; an RF (Radio Frequency) transceiver circuit built in the dial; a feeder arranged on a surface of the first watchband or arranged inside the first watchband; and a conductive connecting member connected to an end of the first watchband and having a non-closed structure, wherein the conductive connecting member is operable as an antenna to connect with the RF transceiver circuit via the feeder and as a first watchband connector to connect the first watchband and the second watchband.

A smart watch is provided. The smart watch includes: a dial having two ends; a first watchband; a second watchband, the first watchband and the second watchband being connected to the two ends of the dial, respectively; an RF (Radio Frequency) transceiver circuit built in the dial; a feeder arranged on a surface of the first watchband or arranged inside the first watchband; and a conductive connecting member connected to an end of the first watchband and having a non-closed structure, wherein the conductive connecting member is operable as an antenna to connect with the RF transceiver circuit via the feeder and as a first watchband connector to connect the first watchband and the second watchband.

Provided is an antenna reception device including an antenna, a board including three or more electrodes, and two connectors that respectively connect two of the electrodes to the antenna. The electrodes include a first electrode that is connected to a ground and a second electrode that is connected to a feed point. The board includes a first signal line between the ground and the first electrode and a second signal line between the feed point and the second electrode. The electrodes include two or more first electrodes and/or two or more second electrodes, and the board includes two or more respective first signal lines with different lengths and/or two or more respective second signal lines with different lengths.

A band-type electronic device and a method for configuration of a flexible circuit board in a band-type electronic device are disclosed. The band-type electronic device includes a plurality of segments connected with each other in a band-like shape, a plurality of electronic components arranged in the plurality of segments, and a flexible circuit board connected to the plurality of electronic components arranged in the plurality of segments, wherein the flexible circuit board is partly deformed into a meandering shape in at least one of the plurality of segments.

A band-type electronic device and a method for configuration of a flexible circuit board in a band-type electronic device are disclosed. The band-type electronic device includes a plurality of segments connected with each other in a band-like shape, a plurality of electronic components arranged in the plurality of segments, and a flexible circuit board connected to the plurality of electronic components arranged in the plurality of segments, wherein the flexible circuit board is partly deformed into a meandering shape in at least one of the plurality of segments.

A band-type electronic device and a method for configuration of a flexible circuit board in a band-type electronic device are disclosed. The band-type electronic device includes a plurality of segments connected with each other in a band-like shape, a plurality of electronic components arranged in the plurality of segments, and a flexible circuit board connected to the plurality of electronic components arranged in the plurality of segments, wherein the flexible circuit board is partly deformed into a meandering shape in at least one of the plurality of segments.