Plasma display panel having a grounding structure of a film type front surface filter

Abstract

Disclosed is a plasma display panel including: a panel; a film type front surface filter disposed at a front surface of the panel; a back cover disposed at a rear surface of the panel; a filter support having a portion thereof formed to be overlapped with the film type front surface filter, for connecting the film type front surface filter with the back cover; a first metallic layer formed on a surface overlapped with the filter support of the film type front surface filter; and a second metallic layer disposed between the first metallic layer and the filter support, for electrically connecting the first metallic layer with the filter support.

1 . A plasma display panel comprising: 
 a panel;    a front surface filter disposed on a front surface of the panel to have an wider area than the panel;    a back cover disposed at a rear surface of the panel;    a filter support for electrically connecting the front surface filter with the back cover;    a support member disposed to encompass a portion of the front surface filter and the filter support, and connected to the back cover; and    a metallic layer formed on an extending portion of the front surface filter.    
   
   
       2 . The plasma display panel according to  claim 1 , wherein the metallic layer is formed between the filter support and the support member.  
   
   
       3 . The plasma display panel according to  claim 1 , wherein the filter contacts the panel such that the filter is provided on the panel.  
   
   
       4 . The plasma display panel according to  claim 1 , wherein the extending portion does not overlap with the panel.  
   
   
       5 . The plasma display panel according to  claim 1 , wherein the front surface filter does not include a glass layer.  
   
   
       6 . The plasma display panel according  claim 2 , wherein the metallic layer is electrically connected with the front surface filter and the filter support.  
   
   
       7 . The plasma display panel according to  claim 2 , wherein the filter support has a plurality of protrusions on a surface connected with the metallic layer.  
   
   
       8 . The plasma display panel according to  claim 2 , wherein the metallic layer, the filter support and the support member respectively have at least one hole and a screw disposed to pass through the hole such that the metallic layer, the filter support and the support members being fixed to one another.  
   
   
       9 . A plasma display panel, comprising: 
 a panel having an upper and a lower substrate for displaying an image;    a front surface filter formed on a front surface of the panel;    a back cover spaced from and disposed in a backward portion of the panel to cover the backward portion of the panel;    a front cover spaced from and disposed in a forward portion of the front surface filter to cover at least part of the front surface filter;    a filter support disposed between the front surface filter and the back cover or between the front surface filter and the front cover to physically support the front surface filter and electrically connect the front surface filter with at least one of the back cover or the front cover; and    a first conductive layer formed between the end portion of the front surface filter and the filter support to electrically connect the front surface filter and the filter support.    
   
   
       10 . The plasma display panel according to  claim 9 , wherein the first conductive layer comprises a metallic mesh layer.  
   
   
       11 . The plasma display panel according to  claim 9 , wherein the first conductive layer comprises an EMI shielding layer.  
   
   
       12 . The plasma display panel according to  claim 9 , wherein a second conductive layer is further disposed between the first conductive layer and the filter support.  
   
   
       13 . The plasma display panel, comprising: 
 a panel having an upper substrate and a lower substrate;    a front surface filter disposed on a front surface of the panel, the front surface filter having a wider area than that of the panel so that the front surface filter has an extended portion in at least part thereof beyond the edges of the panel;    a back cover spaced from and disposed in a backward portion of the panel to cover the backward portion of the panel;    a filter support disposed between the front surface filter and the back cover to physically support the front surface filter and electrically connect the front surface filter with the back cover; and    a first conductive layer formed between the extended portion of the front surface filter and the filter support to electrically connect the front surface filter and the filter support.    
   
   
       14 . The plasma display panel according to  claim 13 , wherein the plasma display panel further comprises a front cover spaced from and disposed in a forward portion of the front surface filter to cover at least part of the front surface filter.  
   
   
       15 . The plasma display panel according to  claim 13 , wherein the extended portion of the front surface filter is connected with the front cover.  
   
   
       16 . The plasma display panel according to  claim 15 , wherein a second conductive layer is further disposed between the extended portion of the front surface filter and the front cover.  
   
   
       17 . The plasma display panel according to  claim 16 , wherein the second conductive layer comprises at least one of a fringe spring gasket or a shielding foam gasket.  
   
   
       18 . The plasma display panel as claimed in  claim 15 , wherein the filter support has a plurality of protrusions on a surface thereof which is contacted with the first conductive layer.  
   
   
       19 . The plasma display panel according to  claim 18 , wherein the plasma display panel further comprises at least one fastener means for physically connecting the front cover and the filter support with the front surface filter.  
   
   
       20 . The plasma display panel according to  claim 19 , wherein the fastener means comprises at least one screw and hole through which the screw is inserted.  
   
   
       21 . The plasma display panel according to  claim 13 , wherein the first conductive layer comprises an EMI shielding layer of the front surface filter.  
   
   
       22 . The plasma display panel according to  claim 21 , wherein the EMI shielding layer comprises a metallic mesh layer.  
   
   
       23 . The plasma display panel according to  claim 13 , wherein the front surface filter comprises at least one member selected from a group of an AR layer, a NIR layer, a light characteristic film, and a NIR shield film.  
   
   
       24 . A plasma display panel comprising: 
 a panel;    a front surface filter disposed on a front surface of the panel to have an wider area than the panel;    a back cover disposed at a rear surface of the panel;    a filter support for electrically connecting the front surface filter with the back cover;    a support member disposed to encompass a portion of the front surface filter and the filter support, and connected to the back cover; and    a metallic layer not overlapping with the panel at all, formed on the front surface filter.