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Power unit

A technology for power supply devices and electronic devices, which is applied to circuits, telephone communications, electrical components, etc., can solve the problems of short playback time, limited battery volume and capacity, and difficulty in satisfying consumers, and achieve the effect of extending playback time.

Inactive Publication Date: 2010-06-16
SHANGHAI MUNICIPAL ELECTRIC POWER CO
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, due to the impact of the size of the portable electronic device itself, the volume and capacity of the battery used in the general portable electronic device are limited. When used to play TV programs, the playback time it can support is generally short, and it is often difficult to meet the needs of consumers.

Method used

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Embodiment Construction

[0010] see figure 1 and figure 2 , the preferred implementation of the present invention discloses a power supply device 100, which is suitable for portable electronic devices 200 such as mobile phones and PDAs. The portable electronic device 200 includes a main body 201 and an antenna 203 , the main body 201 is used for playing TV signals, and can be used as a communication mobile terminal independent of the power supply device 100 . The antenna 203 is a TV antenna, which is electrically connected to the main body 201 for receiving TV signals.

[0011] The power supply device 100 includes a casing 10 , a cover 30 , a limiting member 50 , a battery 70 and two speakers 80 . The volume of the casing 10 is much larger than that of the portable electronic device 200 , and it can accommodate the electronic device 200 and accommodate the battery 70 with a larger volume. The housing 10 includes a first inclined surface 11, a second inclined surface 12, two raised portions 13, 14 ...

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PUM

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Abstract

The invention provides a power unit used to provide electrical energy for a portable electronic device which is independent on the power unit. The power unit comprises a cell and at least one speaker, wherein the cell is placed inside the power unit and is used to provide electrical energy for the electronic device and the speaker, and the speaker is used to play the audio signal of the portable electronic device.

Description

technical field [0001] The invention relates to a power supply device, in particular to a power supply device applied to portable electronic devices. Background technique [0002] With the development of wireless communication and information processing technology, applications of portable electronic devices such as mobile phones and PDAs (Personal Digital Assistant, Personal Digital Assistant) are increasingly common, and the functions of portable electronic devices are becoming more and more abundant. Nowadays, portable electronic devices with TV functions have become a new trend of development, which greatly meet the needs of consumers and are more and more popular among consumers. [0003] Since broadcasting of general TV programs consumes more power than voice or text communication, portable electronic devices with TV functions have higher requirements on battery performance. However, due to the impact of the size of the portable electronic device itself, the volume an...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H05K5/00H01M2/10H04M1/725H01M50/244H01M50/247
CPCH04M1/04G06F1/1632
Inventor 周新权涂小华刘晔杨刚
Owner SHANGHAI MUNICIPAL ELECTRIC POWER CO
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