Battery pack and wireless telephone apparatus

• US 20010021663A1
• Filed: 02/21/2001
• Published: 09/13/2001
• Est. Priority Date: 02/24/2000
• Status: Active Grant

• Current Assignee: Sony Corporation (Sony Group Corp.)
• Original Assignee: Sony Corporation (Sony Group Corp.)
• Inventors: Tanaka, Tohru, Sawada, Takeshi
• Granted Patent: US 6,810,274 B2
• Time in Patent Office: Days
• US Class Current: 455/572
• CPC Class Codes: H01M 10/425 Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing printed circuits H05K1/00
• CPC Class Codes: H01M 50/247 specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
• CPC Class Codes: H04M 1/0262 for a battery compartment
• CPC Class Codes: H04M 1/6041 Portable telephones adapted for handsfree use
• CPC Class Codes: H04M 1/72442 for playing music files
• CPC Class Codes: Y02E 60/10 Energy storage using batteries

Abstract

Even though battery packs are removed abruptly from portable electronic apparatuses with their semiconductor memories contained therein before power switches are turned off, data stored in the semiconductor memories are protected. There is provided a portable telephone apparatus including a portable telephone unit and a battery pack mounted thereto, wherein the battery pack including a battery for supplying the portable telephone unit and components in the battery pack with electric power, an opening from which a semiconductor memory is removably inserted, and a memory controller for controlling the operation of reading data stored in the semiconductor memory inserted from the opening in accordance with a control signal from the portable telephone unit, and wherein the portable telephone unit including means for reproducing the data read out from the semiconductor memory.

Claims

1. A portable telephone apparatus comprising a portable telephone unit and a battery pack mounted thereto, wherein the battery pack comprising:

a battery for supplying the portable telephone unit and components in the battery pack with electric power;

an opening from which a semiconductor memory is removably inserted; and

a memory controller for controlling the operation of reading data stored in the semiconductor memory inserted from the opening in accordance with a control signal from the portable telephone unit,

and wherein the portable telephone unit comprising;

means for reproducing the data read out from the semiconductor memory.

2. The portable telephone apparatus as set forth in

claim 1

, wherein the data read out from the semiconductor memory is audio data, and the reproducing means of the portable telephone unit outputs an audio sound.

3. A battery pack for supplying a portable telephone unit of a portable telephone apparatus with electric power, which is mounted to the portable telephone unit, the battery pack comprising:

a battery for supplying the portable telephone unit and components in the battery pack with electric power;

an opening from which a semiconductor memory is removably inserted;

a memory controller for controlling the operation of reading audio data stored in the semiconductor memory inserted from the opening in accordance with a control signal from the portable telephone unit; and

means for reproducing the audio data read out from the semiconductor memory.

4. The battery pack as set forth in

claim 3

, wherein the battery pack further comprise an earphone jack for outputting the audio data reproduced by the reproducing means.