Title of Invention

"A METHOD OF WIRED CONNECTED MEASURING THE STANDBY TIME OF CDMA MOBILE TERMINAL"

Abstract A method of wired connection measuring the standby time of a CDMA mobile terminal, which relates to mobile communication field, comprises: connecting the CDMA mobile terminal with network emulator, and placing them in the network test environment, then measuring the standby current, voltage and electric quantity at standby time of the mobile terminal (2), thereby calculating the standby time of the mobile terminal (3). This method solves a problem of providing a method for wired connection measuring the standby time of a CDMA mobile terminal, and needs low test environment; and testing is simple and rapidly.
Full Text

Field of the Invention
The present invention relates to mobile communication field, and
specially, to a method for measuring the standby time of Code Division
Multiple Access (CDMA) mobile terminal.
Background Art
With the fast increase of the number of the users who use CDMA network
of China Unicom, the problem reported by the terminal users that the
standby time and call time of CDMA terminals are relatively short
becomes increasingly prominent. Hence, China Unicom made a special
research in the hope of finding the basic reason that CDMA terminal
consumes too much electric power so as to produce a solution for network
optimization and terminal improvement. However, description parameters
for simply, economically, and rapidly evaluating the power consuming
time of the CDMA terminal in network environment and the technology
for measuring the description

parameters are still blank.
Summary of the Invention
One object of the present invention is to provide a method for wired
connection measuring the standby time of a CDMA mobile terminal, and
the method can simply and rapidly evaluate the description parameters of
the power consuming time of a CDMA mobile terminal in emulation
network environment and measure the description parameters.
In order to achieve the above invention object, the present invention
provides a method for wired connection measuring the standby time of a
CDMA mobile terminal, and the method comprises the following steps:
step 1, creating test environment emulating CDMA network and
wired connection measuring condition.
In the step, creating the test environment further comprises the
following steps:
placing a hand phone to be measured and a network emulator in
a specified environment which is shielded from outer
electromagnetic wave;
2.
placing the hand phone to be measured on a test table made
from electromagnetic loss materials;
3
connecting the radio frequency port of the hand phone to be

measured with one end of a radio frequency cable of low power
consumption whose loss is known, and connecting the other
end of the radio frequency cable of low power consumption to
the CDMA network emulator;
4.
setting the mobile terminal to be measured in standby state.
During creating the above test environment, qualified original battery
is used for the mobile terminal to be measured. A method for creating the
environment can further comprise any one of the following steps: if the
mobile terminal is a flip hand phone, opening the upper flip to the most
extent; or setting the backlight of the mobile terminal to be measured in
closed state or in darkest state; or the mobile terminal to be measured is
perpendicular to the test table made from of the low electromagnetic loss
materials.
Step 2, measuring the standby current, voltage, and electric quantity
during the standby time of the mobile terminal;
the step further comprises the following steps:
using external constant voltage power supply as the power
supply of the mobile terminal to be measured;
2
setting the mobile terminal in standby work mode, and keeping
for ΔTIdle time period;
3
obtaining average standby current IIdle during the ΔTIdIe time
period by measuring and calculating;

4.
charging the original real battery of the mobile terminal fully
with its charger, and then fully discharging at 0.5C at a battery
tester;
recharging the real battery fully with the charger; and
mounting the fully charged real battery on the battery tester, and
discharging at a constant current I0,Idle till automatic power off
voltage Vt of the mobile terminal to be measured is reached,
recording discharging time as T0,Idle then the total discharge of
the battery is I0,Idle T0,Idle.
Step 3, calculating the standby time TIdIe according to the parameters
measured in step 2.
This step can further comprise the following step: calculating the
standby time according to the equation for measuring the standby time

In the present invention, the method for evaluating the standby time
of the CDMA mobile terminal in emulating network environment by
creating test environment and wired connection measuring condition,
measuring average standby current, voltage, and electric quantity during
the standby time of a CDMA mobile terminal, and calculating the
standby time according to the measured parameters needs low test
environment and is simple.

Brief Description of the Accompanying Drawings
Figure 1 is a schematic view of wired connection measurement of
the measuring method in the present invention.
Figure 2 is a schematic view of main test flows of the measuring
method in the present invention.
Figure 3 is a test flow view of creating wired connection measuring
condition in the measuring method in the present invention.
Figure 4 is a test flow view of measuring the standby time in the
measuring method in the present invention.
Embodiments for Carrying Out the Invention
The present invention will be further described in detail in
connection with the drawings and embodiment for measuring the hand
phone.
The present embodiment is a method for wired connection
measuring the standby time of a CDMA hand phone, and the basic idea of
the method is as follows: treat the hand phone to be measured as a black
box, that is, it does not relate to the inner specific work processes of the
hand phone, and then define the test environment of the hand phone
including

the position for placing the test system. According to the method of the
present invention, connect the radio frequency port of the hand phone to
be measured (also referred to as terminal connection interface or antenna
interface, and hereinafter the same) with one end of the defined radio
frequency cable of low power consumption, connect the other end of the
radio frequency cable of low power consumption to the CDMA network
emulator (also referred to as a CDMA base station emulator or a terminal
tester), and create CDMA communication links. Then measure the
average standby current, voltage, and the total discharge of the hand
phone to be measured in the present environment, and finally calculate
the standby time of the hand phone.
Figure 1 shows that the connection interface connecting to the RF I/O
of CDMA network emulator via the RF cable of low power consumption;
setting CDMA network emulator to keep in paging state; starts paging to
enter the standby state by the hand phone to be measured, thereby
finishing setup of the communication link of the present invention.
Figure 2 is a schematic view of the main test flows of the measuring
method in the present invention.
According to the measuring method of the present invention,
measuring the standby time comprises the following steps:
create test environment emulating CDMA network and wired
connection measuring condition of the hand phone to be

measured and the network emulator;
2.
measure the average current, voltage and the total discharge of
the hand phone to be measured in standby work mode; and
3.
calculate the standby time of the hand phone to be measured.
Figure 3 is a flow view of creating wired connection measuring
condition and test environment according to the measuring method of the
present invention.
According to the measuring method of the present invention,
creating wired connection measuring condition and test environment
comprises the following steps:
place the hand phone to be measured and the network emulator in
a specified environment which is shielded from outer
electromagnetic wave, and the electromagnetic wave shielded
enclosure is about 3m*3m*2.7m.
2.
place the hand phone to be measured vertically on the test table
made from the low electromagnetic loss materials;
3
connect the radio frequency port of the hand phone to be
measured with one end of a radio frequency cable of low power
consumption whose loss is known, and connect the other end of
the radio frequency cable of low power consumption to the
CDMA network emulator, and the connecting state is shown in
Figure 1, the length of the RF connection cable of low power

consumption capable of high frequency choke is about 0.5m.
4.
set the hand phone to be measured in standby work state; and in
the case of a flip hand phone, open the upper flip to the most
extent;
performance calibration of the network emulator should conform
with relevant test regulations.
use original and qualified battery for the hand phone to be
measured which has not been used more than six months.
7.
set a external fixed audio frequency device with audio frequency;
8. set the backlight of the hand phone to be measured in closed state
or in darkest state.
Figure 4 is a flow view of measuring the standby time according to
the measuring method of the present invention.
According to the measuring method of the present invention,
measuring the standby time of the hand phone comprises the following
steps:
create wired connection measuring condition as shown in Figure
1:
use external constant current power supply connected with a
ammeter as the power supply of the hand phone to be
measured; and
(2)
connect the hand phone to be measured with the network

emulator through the RF cable of low power consumption.
2. measure the average standby current IIdle of the hand phone:
(1) set the mobile terminal in standby work mode, and keep
for ΔTIdle hour;
(2) calculate the average standby current IIdle during ΔTIdle
time period according to the actually measured current.
3. measure the power off voltage Vt (V) of the hand phone to be
measured, which conducts test automatically according to a certain
search algorithm.
4. measure the total discharge of the original battery of the hand
phone to be measured till the power off voltage Vt is reached:
(1) use the charger of the hand phone to be measured to fully
charge the original battery of the hand phone, and then fully
discharge at 0.5C on the battery tester;
(2) recharge the real battery fully with the charger;
(3) mount the fully charged battery of the hand phone to be
measured on the battery tester, and discharge at constant current I0,Idle till
the power off voltage Vt is reached, and record the discharging time as
T0,Idle , then the total discharge of the battery is I0,Idle T0,Idle; and
(4) calculate the standby time TIdle, and
Typical parameter values of the standby measuring method as


Please note: C refers to the total electric quantity of the battery.
For example, C = 400mAh, then in 3rd, the discharging current = 0.5C =
200mA.
The present technical solution can be used for, but not limited
to, the mobile terminal based on the technology of CDMA, that is, the
main steps can also be used for a GSM mobile terminal and a PHS
mobile terminal.
A preferred embodiment of the present invention is above-
described, which cannot be understood as limitation on the protection
scope required by the present application, and the protection scope
should be determined on the basis of the claims enclosed hereinafter.

We claim:
1. A method for wired connection measuring standby time of a CDMA
mobile terminal, characterized in that the method comprises the following
steps:
a) creating test environment emulating CDMA network, and wired
connection measuring condition between the mobile terminal and a
network emulator, the network emulator being a base station emulator;
b) measuring the average standby current IIdle, automatic power off voltage
Vt , and electric quantity I0,Idle T0,Idle at standby time period of the mobile
terminal, wherein I0,Idle is discharging constant current; and T0,Idle is
discharging time by using the constant current; and
c) calculating standby time period TIdle according to the parameters of the
mobile terminal measured in step b);
wherein in the step c), the equation for measuring standby time TIdle is:

2. The method for wired connection measuring standby time of a CDMA
mobile terminal as claimed in claim 1, wherein the step a) comprises the
following steps:

1) placing the mobile terminal to be measured and a network emulator
in a specified environment which is shielded from outer
electromagnetic wave;
2) placing the mobile terminal to be measured on a test table made
from low electromagnetic loss materials;
3) connecting the radio frequency port of the mobile terminal to be
measured with one end of a radio frequency cable of low power
consumption whose loss is known, and connecting the other end of
the radio frequency cable of low power consumption to the CDMA
network emulator; and
4) setting the mobile terminal to be measured in standby work state.

3. The method for wired connection measuring standby time of a CDMA
mobile terminal as claimed in claim 2, wherein, in the step 4), if the mobile
terminal to be measured is a flip CDMA hand phone, opening its upper flip
to the most extent.
4. The method for wired connection measuring standby time of a CDMA
mobile terminal as claimed in claim 2, wherein, the mobile terminal to be
measured is equipped with qualified battery of the mobile terminal.
5. The method for wired connection measuring standby time of a CDMA
mobile terminal as claimed in claim 2, wherein, if the mobile terminal to be
measured is a CDMA hand phone, setting the backlight of the hand phone to
be measured in closed state or in the darkest state.
6. The method for wired connection measuring standby time of a CDMA
mobile terminal as claimed in claim 2, wherein, placing the CDMA mobile
terminal to be measured vertically on the test table made from the low

electromagnetic loss materials.
7. The method for wired connection measuring standby time of a CDMA
mobile terminal as claimed in claim 1, wherein the step b) comprises the
following steps:
1) using an external constant voltage power supply as power supply for
the mobile terminal to be measured;
2) setting the mobile terminal in standby work mode and keeping it for
ΔTIdle time period;
3) obtaining average standby current IIdle during ΔTIdle time period by
measuring and calculating;
8. The method for wired connection measuring standby time of a CDMA
mobile terminal as claimed in claim 1, wherein the step b) comprises the
following steps:
1) using a charger of the mobile terminal to be measured to fully charge
the qualified battery, and then fully discharging at 0.5C on a battery
tester;
2) recharging the real battery fully with the charger;
3) mounting the fully charged real battery on the battery tester, and
discharging at constant current I0,Idle till automatic power off voltage

Vt of the mobile terminal to be measured is reached, and recording
discharging time as T0,Idle , then the total discharge of the battery can
be I0,Idle T0,ldle



ABSTRACT


METHOD FOR WIRED CONNECTION MEASURING THE STANDBY
TIME OF A CDMA MOBILE TERMINAL
A method of wired connection measuring the standby time of a CDMA
mobile terminal, which relates to mobile communication field, comprises:
connecting the CDMA mobile terminal with network emulator, and placing
them in the network test environment, then measuring the standby current,
voltage and electric quantity at standby time of the mobile terminal (2), thereby
calculating the standby time of the mobile terminal (3). This method solves a
problem of providing a method for wired connection measuring the standby
time of a CDMA mobile terminal, and needs low test environment; and testing
is simple and rapidly.

Documents:

00557-kolnp-2007 assignment-1.1.pdf

00557-kolnp-2007 correspondence-1.1.pdf

00557-kolnp-2007 form-3-1.1.pdf

00557-kolnp-2007 priority document.pdf

0557-kolnp-2007-abstract.pdf

0557-kolnp-2007-assignment.pdf

0557-kolnp-2007-claims.pdf

0557-kolnp-2007-correspondence others.pdf

0557-kolnp-2007-description(complete).pdf

0557-kolnp-2007-drawings.pdf

0557-kolnp-2007-form-1.pdf

0557-kolnp-2007-form-3.pdf

0557-kolnp-2007-form-5.pdf

0557-kolnp-2007-international publication.pdf

0557-kolnp-2007-international search authority report.pdf

0557-kolnp-2007-pct form.pdf

557-KOLNP-2007-(08-02-2013)-CORRESPONDENCE.pdf

557-KOLNP-2007-(08-07-2013)-CLAIMS.pdf

557-KOLNP-2007-(08-07-2013)-CORRESPONDENCE.pdf

557-KOLNP-2007-(08-07-2013)-PA.pdf

557-KOLNP-2007-(09-05-2012)-ABSTRACT.pdf

557-KOLNP-2007-(09-05-2012)-AMANDED CLAIMS.pdf

557-KOLNP-2007-(09-05-2012)-AMANDED PAGES OF SPECIFICATION.pdf

557-KOLNP-2007-(09-05-2012)-CORRESPONDENCE.pdf

557-KOLNP-2007-(09-05-2012)-DESCRIPTION (COMPLETE).pdf

557-KOLNP-2007-(09-05-2012)-DRAWINGS.pdf

557-KOLNP-2007-(09-05-2012)-FORM-1.pdf

557-KOLNP-2007-(09-05-2012)-FORM-2.pdf

557-KOLNP-2007-(09-05-2012)-FORM-3.pdf

557-KOLNP-2007-(09-05-2012)-OTHERS.pdf

557-KOLNP-2007-(09-05-2012)-PA-CERTIFIED COPIES.pdf

557-KOLNP-2007-(14-01-2013)-ASSIGNMENT.pdf

557-KOLNP-2007-(14-01-2013)-CORRESPONDENCE.pdf

557-KOLNP-2007-(14-01-2013)-FORM 1.pdf

557-KOLNP-2007-(14-01-2013)-FORM 13.pdf

557-KOLNP-2007-(14-01-2013)-FORM 2.pdf

557-KOLNP-2007-(14-01-2013)-FORM 5.pdf

557-KOLNP-2007-(14-01-2013)-FORM 6.pdf

557-KOLNP-2007-(19-01-2012)-CORRESPONDENCE.pdf

557-KOLNP-2007-(19-01-2012)-OTHERS.pdf

557-KOLNP-2007-(19-12-2012)-CORRESPONDENCE.pdf

557-KOLNP-2007-ASSIGNMENT.pdf

557-KOLNP-2007-CANCELLED PAGES.pdf

557-KOLNP-2007-CORRESPONDENCE.pdf

557-KOLNP-2007-DECISION.pdf

557-KOLNP-2007-EXAMINATION REPORT REPLY RECIEVED.PDF

557-KOLNP-2007-EXAMINATION REPORT.pdf

557-KOLNP-2007-FORM 13.pdf

557-KOLNP-2007-FORM 18-1.1.pdf

557-kolnp-2007-form 18.pdf

557-KOLNP-2007-FORM 26.pdf

557-KOLNP-2007-FORM 6.pdf

557-KOLNP-2007-GPA.pdf

557-KOLNP-2007-GRANTED-ABSTRACT.pdf

557-KOLNP-2007-GRANTED-CLAIMS.pdf

557-KOLNP-2007-GRANTED-DESCRIPTION (COMPLETE).pdf

557-KOLNP-2007-GRANTED-DRAWINGS.pdf

557-KOLNP-2007-GRANTED-FORM 1.pdf

557-KOLNP-2007-GRANTED-FORM 2.pdf

557-KOLNP-2007-GRANTED-FORM 3.pdf

557-KOLNP-2007-GRANTED-FORM 5.pdf

557-KOLNP-2007-GRANTED-SPECIFICATION-COMPLETE.pdf

557-KOLNP-2007-INTERNATIONAL PUBLICATION.pdf

557-KOLNP-2007-INTERNATIONAL SEARCH REPORT & OTHERS.pdf

557-KOLNP-2007-OFFICE LETTER.pdf

557-KOLNP-2007-OTHERS.pdf

557-KOLNP-2007-REPLY TO EXAMINATION REPORT.pdf

abstract-00557-kolnp-2007.jpg


Patent Number 258521
Indian Patent Application Number 557/KOLNP/2007
PG Journal Number 03/2014
Publication Date 17-Jan-2014
Grant Date 16-Jan-2014
Date of Filing 14-Feb-2007
Name of Patentee YARNTON TECHNOLOGIES LLC
Applicant Address 2711 CENTERVILLE ROAD,SUITE 400,CITY OF WILMINGTON,COUNTRY OF NEW CASTLE,DE 19801,U.S.A
Inventors:
# Inventor's Name Inventor's Address
1 PENG, HONGLI ZTE PLAZA, KEJI ROAD SOUTH, HI-TECH INDUSTRIAL PARK, NANSHAN DISTRICT, SHENZHEN, GUANGDONG PROVINCE 518057,
2 TU, BIQIN ZTE PLAZA, KEJI ROAD SOUTH, HI-TECH INDUSTRIAL PARK, NANSHAN DISTRICT, SHENZHEN, GUANGDONG PROVINCE 518057
3 CHEN, JIANJIANG ZTE PLAZA, KEJI ROAD SOUTH, HI-TECH INDUSTRIAL PARK, NANSHAN DISTRICT, SHENZHEN, GUANGDONG PROVINCE 518057
PCT International Classification Number H04Q 7/34
PCT International Application Number PCT/CN2005/000229
PCT International Filing date 2005-02-25
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 200410050881.4 2004-07-27 China