US 11,943,838 B2
Using a plurality of SIM cards at an electronic device
Ming Pui Chong, Kowloon (HK); Wan Chun Leung, New Territories (HK); Chan Neng Leong, New Territories (HK); and Uzair Ahmed Chughtai, Kowloon (HK)
Assigned to Pismo Labs Technology Limited, Kowloon (HK)
Filed by Pismo Labs Technology Limited, Kowloon (HK)
Filed on Jun. 27, 2022, as Appl. No. 17/850,995.
Application 17/850,995 is a continuation of application No. 17/035,645, filed on Sep. 28, 2020, granted, now 11,375,360.
Application 17/035,645 is a continuation of application No. 16/362,688, filed on Mar. 25, 2019, granted, now 10,791,457, issued on Sep. 29, 2020.
Application 16/362,688 is a continuation of application No. 15/492,006, filed on Apr. 20, 2017, granted, now 10,244,382, issued on Mar. 26, 2019.
Application 15/492,006 is a continuation in part of application No. 14/396,751, granted, now 9,635,541, issued on Apr. 25, 2017, previously published as PCT/IB2014/061582, filed on May 21, 2014.
Prior Publication US 2022/0330009 A1, Oct. 13, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 8/18 (2009.01); G09G 3/3233 (2016.01); G09G 3/3291 (2016.01); H04B 1/3816 (2015.01); H04N 7/18 (2006.01); H04W 48/18 (2009.01); H04W 76/10 (2018.01); H04W 76/12 (2018.01); H04W 76/15 (2018.01); H04W 84/12 (2009.01)
CPC H04W 8/183 (2013.01) [G09G 3/3233 (2013.01); G09G 3/3291 (2013.01); H04B 1/3816 (2013.01); H04N 7/181 (2013.01); H04W 48/18 (2013.01); H04W 76/10 (2018.02); H04W 76/12 (2018.02); H04W 76/15 (2018.02); G09G 2300/0861 (2013.01); G09G 2320/0626 (2013.01); H04W 84/12 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A method of using a plurality of Radio Frequency (RF) units at a wireless communication device, comprising:
(a) scanning a plurality of base stations through a scanning RF unit;
(b) observing signal quality received from the plurality of base stations through the scanning RF unit;
(c) connecting to one or more base stations using the plurality of RF units;
(d) transmitting and receiving data packets using the plurality of RF units through the one or more base stations; and
(e) adjusting data transmission performance metric monitoring frequency;
wherein:
the scanning RF unit is in the plurality of RF units and the one or more base stations are in the plurality of base stations; and
the wireless communication device is configured to use a plurality of Subscriber Identification Module (SIM) cards housed in a first external device.