Shield for a component for an electronic device and method for assembling components in the device

Abstract

The disclosure provides a shield for a component in an electronic device. The shield comprises a cap for locating on the PCB about the first component, the cap having a first and a second arm extending outwardly from a body of the cap. For the shield, a platform is mountable on the cap to provide a top surface for mounting a second component thereon; and a connector is disposable on the PCB, located against the cap and the arm, the connector providing electrical connections between the PCB and the platform for the second component. The disclosure also provides a method of assembling components in an electronic device. The method comprises: assembling the cap on the PCB; and assembling the platform onto the cap without utilizing an external jig and utilizing alignment features provided on the cap and the platform, such that the platform is placed on top of the cap at a predetermined location about the cap defined by the alignment features.

1 . A shield for a component on a printed circuit board (PCB) for an electronic device, comprising:
 a cap for locating on said PCB about said first component, the cap having a first and a   second arm extending outwardly from a body of the cap,   
       wherein
 a platform is mountable on the cap to provide a top surface for mounting a second component thereon; and 
 a connector is disposable on the PCB, located against the cap and the arm, the connector providing electrical connections between the PCB and the platform for the second component. 
 
     
     
         2 . The shield for a component as claimed in  claim 1 , wherein:
 the first arm has a first side arm extending at an angle at an end of the first arm; and   the second arm has a second side arm extending at an angle at an end of the second arm.   
     
     
         3 . The shield for a component as claimed in  claim 1 , wherein the first and second side arms are connected to each other, forming a part of a loop. 
     
     
         4 . The shield for a component as claimed in  claim 1 , wherein:
 the electronic device is a portable communication device;   the second component is a speaker; and   the cap provides radio frequency (RF) shielding for the first component on the PCB.   
     
     
         5 . The shield for a component as claimed in  claim 1 , wherein the cap and the first arm are arranged to position the connector in place. 
     
     
         6 . The shield for a component as claimed in  claim 1 , wherein the connector is locatable between the first and the second arm to be held therebetween with a friction fit. 
     
     
         7 . The shield for a component as claimed in  claim 6 , wherein the first and second side arms extend towards each other and cooperate with the body to retain the connector in place. 
     
     
         8 . The shield for a component as claimed in  claim 1 , wherein:
 the first arm has a first tab located extending upwardly therefrom; and   the platform has a first aperture to receive the first tab.   
     
     
         9 . The shield for a component as claimed in  claim 1 , wherein the platform provides connections to offset the second component from a location of pads on the PCB. 
     
     
         10 . A method of assembling components in an electronic device comprising a printed circuit board (PCB), a first component mounted to said PCB, a cap to be located about said first component, a second component and a platform for said second component, said method comprising:
 assembling said cap on said PCB; and   assembling said platform onto said cap without utilizing an external jig and utilizing alignment features provided on said cap and said platform, such that said platform is placed on top of said cap at a predetermined location about said cap defined by said alignment features.   
     
     
         11 . The method of assembling components in an electronic device as claimed in  claim 10 , wherein:
 said cap comprises an arm;   said arm comprises an upwardly extending tab as one of said alignment features;   said platform comprises an aperture to receive said tab as another of said alignment features; and   said tab is received in said aperture when said platform is mounted about said cap.   
     
     
         12 . The method of assembling components in an electronic device as claimed in  claim 11 , wherein:
 said cap comprises a second arm;   said second arm comprises a second upwardly extending tab;   said platform comprises a second aperture to receive said second tab; and   said second tab is received in said second aperture when said platform is mounted about said cap.   
     
     
         13 . The method of assembling components in an electronic device as claimed in  claim 12 , wherein:
 said electronic device is a portable communication device;   said second component is a speaker; and   said cap provides radio frequency (RF) shielding for said first component.   
     
     
         14 . The method of assembling components in an electronic device as claimed in  claim 13 , further comprising after said cap is assembled onto said PCB and before said platform is assembled onto said cap, inserting a connector for a component on said cap between said first and second arms. 
     
     
         15 . A method of assembling components in an electronic device comprising a printed circuit board (PCB), a first component mounted to said PCB, a cap to be located about said first component, a second component and a platform for said second component, said method comprising:
 assembling said cap on said PCB; and   aligning a first alignment feature on said cap with a second alignment feature on said platform and placing said platform onto said cap without utilizing an external jig, such that said platform is placed on top of said cap at a predetermined location about said cap defined by said first and second alignment features.   
     
     
         16 . The method of assembling components in an electronic device as claimed in  claim 15 , wherein:
 said cap comprises an arm;   said first alignment feature is an upwardly extending tab on said arm;   said second alignment feature is an aperture in said platform to receive said tab; and   said tab is received in said aperture when said platform is mounted about said cap.   
     
     
         17 . The method of assembling components in an electronic device as claimed in  claim 16 , wherein:
 said cap comprises a second arm;   said second arm comprises a second upwardly extending tab;   said platform comprises a second aperture to receive said second tab; and   said second tab is received in said second aperture when said platform is mounted about said cap.   
     
     
         18 . The method of assembling components in an electronic device as claimed in  claim 17 , wherein:
 said electronic device is a portable communication device;   said second component is a speaker; and   said cap provides radio frequency (RF) shielding for said first component.   
     
     
         19 . The method of assembling components in an electronic device as claimed in  claim 18 , further comprising after said cap is assembled onto said PCB and before said platform is assembled onto said cap, inserting a connector for a component on said cap between said first and arms.