A method of measuring the talking time length of mobile terminal in cdma system
CA 2579795 C · Owner: Tu, Biqin · Inventors: Tu, Biqin; Chen, Jianjiang; Peng, Hongli
Overview
Its claims, description and drawings are in the Canadian Patents Database.
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A method for measuring the talking time length of a CDMA-based mobile terminal, which characterized in that: establishing testing environment of a terminal to be measured; measuring the average current I Normal of the terminal to be measured when talking and measuring the capacity C of the battery of the terminal when talking; based on the parameters concluded from step 2, calculating the talking time length T Normal, wherein T Normal = C / I Normal. The specified testing environment of the present, invention imitates the CDMA-based communication network environment and the talking time length can be obtained by measuring the average current of the terminal and the capacity of the …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed September 24, 2004 and granted April 15, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 24, 2024.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 24, 2026.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.