WIRELESS TRANSMISSION APPARATUS AND METHOD

• US 20100176923A1
• Filed: 07/24/2009
• Published: 07/15/2010
• Est. Priority Date: 01/14/2009
• Status: Abandoned Application

• Current Assignee: Hon Hai Precision Industry Co., Ltd.
• Original Assignee: Hon Hai Precision Industry Co., Ltd.
• Inventors: TU, MING-YU
• Application Number:
  US12/508,588
• Publication Number:
  US 20100176923A1
• Time in Patent Office: Days
• US Class Current: 340/10.100
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H04B 5/26 using coils
• CPC Class Codes: H04B 5/72 for local intradevice communication
• CPC Class Codes: H04B 5/79 for data transfer in combination with power transfer

Abstract

A wireless transmission apparatus for transmitting electrical energy and a data stream between a base electronic device and a portable electronic device. The wireless transmission apparatus includes a mobile transceiver installed in the portable electronic device and a base transceiver installed in the base electronic device. Each of the mobile transceiver and the base transceiver includes a storage unit for storing data, an encoder unit for encoding a data stream into data and decoding data into a data stream, a power supply unit for supplying electrical energy, a convertor unit for converting a direct current into an alternating current and converting an alternating current into a direct current, a modem unit for modulating an alternating current in accordance with a data stream and demodulating an alternating current to a obtain data stream carried by the alternating current, and an induction unit for transmitting and receiving a modulated alternating current.

Claims

1. A wireless transmission apparatus for transmitting at least one of electrical energy and a data stream between a base electronic device and a portable electronic device, the wireless transmission apparatus comprising:

a mobile transceiver installed in the portable electronic device; and

a base transceiver installed in the base electronic device, each of the mobile transceiver and the base transceiver comprising;

a storage unit configured for storing data;

an encoder unit configured for encoding a data stream into data and decoding data stored in the storage unit into a data stream;

a power supply unit configured for supplying electrical energy;

a convertor unit configured for converting a direct current into an alternating current and converting an alternating current into a direct current;

a modem unit configured for modulating an alternating current in accordance with a data stream and demodulating an alternating current to obtain a data stream carried by the alternating current; and

an induction unit configured for transmitting and receiving a modulated alternating current.

2. The wireless transmission apparatus of claim 1, wherein the portable electronic device is a digital camera, and the base electronic device is a desktop computer.

3. The wireless transmission apparatus of claim 1, wherein the data is selected from the group consisting of data of text, software programs, images, audio, and video.

4. The wireless transmission apparatus of claim 1, wherein the modem unit is configured for modulating the converted alternating current generated by the convertor unit in accordance with a data stream, and the power supply unit is further configured for receiving and storing the converted direct current generated by the convertor unit.

5. The wireless transmission apparatus of claim 4, wherein the modem unit is configured for modulating at least one characteristic of the alternating current selected from the group consisting of the amplitude of the alternating current, the frequency of the alternating current, and the phase of the alternating current.

6. The wireless transmission apparatus of claim 1, wherein the induction unit comprises a plurality of induction coils, the induction coils are capable of converting the modulated alternating current to electromagnetic waves and capable of converting electromagnetic waves to an alternating current, such that transmission of at least one of electrical energy and a data stream between the mobile transceiver and the base transceiver is accomplished using the electromagnetic waves.

7. A wireless transmission method executed by a wireless transmission apparatus, the wireless transmission method comprising:

seeking and locating at least one of a portable electronic device and a base electronic device;

starting data stream transmission, electrical energy transmission, or both data stream transmission and electrical energy transmission, in response to a control command; and

transmitting a data stream, electrical energy, or both a data stream and electrical energy simultaneously.

8. The wireless transmission method of claim 7, wherein the control command is input via a keypad or touch screen of the portable electronic device or via a keyboard, keypad or mouse of the base electronic device.

9. The wireless transmission method of claim 7, wherein starting data stream transmission and transmitting the data stream further comprise:

accessing data to be transmitted and decoding the data into a data stream;

generating an alternating current for data stream transmission;

modulating the alternating current using the data stream to yield a modulated alternating current;

transmitting the modulated alternating current;

receiving the modulated alternating current;

demodulating the received modulated alternating current into a data stream;

encoding the data stream into encoded data; and

determining whether the transmission of the data stream is complete, and, if so, ending the data stream transmission, or, if not, continuing accessing data to be transmitted and decoding the data into a data stream.

10. The wireless transmission method of claim 7, wherein starting electrical energy transmission and transmitting the electrical energy further comprise:

generating an alternating current for electrical energy transmission;

emitting the electrical energy of the alternating current in the form of electromagnetic waves;

inducing the emitted electrical energy into an alternating current induction current;

converting the alternating current induction current into a direct current; and

determining whether the transmission of the electrical energy is complete, and, if so, ending the electrical energy transmission, or, if not, continuing generating an alternating current for electrical energy transmission again.

11. The wireless transmission method of claim 10, further comprising applying the direct current to power the portable electronic device or recharge a battery of the portable electronic device.