Specifications

4、 麦克风性
能测试
4,
microphone
performance
test
用一标准发声源,播入
1KHZ 的信号,距离 MIC
20CM,在 MIC 拾音端的
声压为 80DB+/-3DB,接
住语音键,用工具获取
该语音流.
With a standard
sound source, a
1kHz signal is
played, and the MIC
is 20cm, the sound
pressure of the MIC
pickup is 80 dB +/-
3dB, and the speech
key is received,
and the voice
stream is obtained
with the tool.
要 求 语 音 波
形不失真(采
样值在 4K-
7K 之间,
（ 对 应 分 贝
值为-13~-
20DB).) ( 仅
限于蓝牙)
The sound
waveform is
required to
be
informally
(the
sampling
value is
between 4k-
7k,
(correspond
ing to the
division
value is -
13 ~ -
20db).)
(Only
Bluetooth
only)
电脑
computer
5、 电池工作
寿命\
5, battery
work life
按一天使用 8 小时,待
机 16 小时计算;每天
按键的操作 300 次,语
音每天 10 分钟,电池
以 2 节 7#700MAS 计算
遥控器的使用寿命
Use 8 hours a day,
standby 16 hours;
300 operations per
day, 10 minutes a
day, the battery
calculates the
service of the
remote control in
27 # 700mas
要求>7 个月
Requirement
s> 7 months
示 波器机
顶盒
Oscillos
cope set
top box
A.16 小时待机功耗：
16*0.0025=0.04mah
B.按键功耗：
300*0.57*0.23s/3600s=0.0
10925mah
C.10min 语音功耗：
3.36*10min/60min=0.56mah
D．7.8 小时工作静态功耗：
7.8*0.02=0.156mah
一天总功耗：
0.04+0.010925+0.56+0.156
=0.766925mah
共计：
700/0.766925/30=17.8 月
A.16 hours standby power
consumption:
16 * 0.0025 = 0.04mAh
B. Button power
consumption:
300 * 0.57 * 0.23S /
3600S = 0.010925mAh
C.10min voice power
consumption: