Wireless Handheld Devices, Radiation Systems and Manufacturing Methods
A stand-alone component for a radiating system of a wireless device comprises a dielectric support and first and second surfaces respectively comprising first and a second conductive surface elements spaced by the dielectric support and electrically connected by a conductor. The stand-alone component features a parallelepiped shape, and the first and second surfaces are polygons. The first and second surfaces are the largest surfaces of the parallelepiped component. The stand-alone component has a maximum size smaller than a longest operating wavelength of the stand-alone component divided by 20 and is connected to a radiofrequency system and coupled to a ground plane within the radiating system.
1 . A stand-alone component for a radiating system of a wireless device, the stand-alone component comprising:
a dielectric support; and
first and second surfaces respectively comprising first and a second conductive surface elements spaced by the dielectric support and electrically connected by a conductor, wherein:
the stand-alone component features a parallelepiped shape and the first and second surfaces are polygons;
the first and second surfaces are the largest surfaces of the parallelepiped component;
the stand-alone component has a maximum size smaller than a longest operating wavelength of the stand-alone component divided by 20; and
the stand-alone component is connected to a radiofrequency system and coupled to a ground plane within the radiating system.
2 . The stand-alone component of claim 1 , wherein the conductor is printed on a face of the dielectric support.
3 . The stand-alone component of claim 2 , wherein the conductor is a strip line.
4 . The stand-alone component of claim 1 , wherein the conductor is a via.
5 . The stand-alone component of claim 1 , wherein the conductor is a surface conductor disposed on at least one face of the dielectric support.
6 . The stand-alone component of claim 1 , wherein the conductor is a first conductor and the stand-alone component further comprises a second conductor electrically connecting the first and second conductive surface elements, the first and second conductors being respectively disposed on first and second opposite faces of the dielectric support.
7 . The stand-alone component of claim 1 , wherein the the stand-alone component comprises a concave conductive structure that includes the first and second conductive surface elements and the conductor.
8 . The stand-alone component of claim 7 , wherein the concave conductive structure does not completely enclose an entire volume.
9 . The stand-alone component of claim 7 , wherein the concave conductive structure encloses an entire volume.
10 . The stand-alone component of claim 1 , wherein the stand-alone component comprises a conductive structure that features an open loop shape and includes the first and second conductive surface elements and the conductor.
11 . The stand-alone component of claim 1 , wherein the stand-alone component comprises a conductive structure that features a closed loop shape and includes the first and second conductive surface elements and the conductor.
12 . The stand-alone component of claim 1 , wherein the stand-alone component comprises two surfaces not comprising conductive elements.
13 . The stand-alone component of claim 1 , wherein the dielectric support is made of ceramic material.
14 . The stand-alone component of claim 1 , wherein the dielectric support is FR4.
15 . The stand-alone component of claim 1 , wherein the dielectric support is fiber glass.
16 . The stand-alone component of claim 1 , wherein the first surface further comprises a third conductive surface element electrically connected to the second conductive surface element.
17 . The stand-alone component of claim 1 , wherein at least one of the first and second conductive surface elements features a concave shape.
18 . The stand-alone component of claim 1 , wherein the second conductive surface element is a pad that connects the stand-alone component to the radiofrequency system.
19 . The stand-alone component of claim 1 , wherein the radiating system and the stand-alone component provide operability for cellular bands.
20 . The stand-alone component of claim 1 , wherein the radiating system and the stand-alone component provide multiband operability for cellular bands comprising at least two frequency bands separated by a gap.