TWI483565B - Wireless transmission apparatus with bluetooth and short distance communication - Google Patents

Description

Wireless transmission device with Bluetooth and short-range communication

The present invention relates to a wireless transmission device, and more particularly to a wireless transmission device having Bluetooth and short-range communication.

Bluetooth uses a radio technology called frequency hopping spread spectrum; Bluetooth provides wireless transmission means to connect and exchange information in a secure manner.

Radio frequency identification is a technique for extracting data from RFID tags; RFID tags can be read by RF readers within a short distance.

Short-range communication is a high-frequency wireless communication method applied to wireless transmission devices within a distance of about 10 cm from each other; short-range communication technology is an extension of radio frequency identification technology.

Bluetooth, radio frequency identification and short-range communication are common wireless communication technologies; because Bluetooth, RF identification and short-range communication technologies are not identical, Bluetooth, RF identification and short-range communication are used in different fields and wireless transmission devices. There is currently no wireless transmission device that combines Bluetooth, RF identification and short-range communication in a good and complete manner.

In order to improve the above disadvantages of the prior art, it is an object of the present invention to provide a wireless transmission device having Bluetooth and short-range communication.

To achieve the above object of the present invention, the wireless transmission device with Bluetooth and short-range communication of the present invention comprises: a processing unit; a Bluetooth communication interface unit, the Bluetooth communication interface unit is electrically connected to the processing unit; a communication unit, the Bluetooth communication unit is electrically connected to the Bluetooth communication interface unit; a short-distance communication interface unit, the short-range communication interface unit is electrically connected to the processing unit; and a short-distance communication unit, the short The distance communication unit is electrically connected to the short-range communication interface unit. The short-distance communication unit comprises: a short-distance communication end processing sub-unit, the short-distance communication end processing sub-unit is electrically connected to the short-distance communication end interface unit; a dual-interface memory sub-unit, the dual-interface memory sub-unit The unit is electrically connected to the short-distance communication end processing sub-unit; a short-distance communication end matching circuit sub-unit, the short-distance communication end matching circuit sub-unit is electrically connected to the dual-interface memory sub-unit; and a short-distance communication end The antenna subunit, the short distance communication end antenna subunit is electrically connected to the short distance communication end matching circuit subunit. The dual interface memory subunit includes: a communication bus interface component electrically connected to the short distance communication end processing subunit; and a memory component electrically connected to the communication convergence a radio interface device, the RF interface device is electrically connected to the memory component and the short-distance communication end matching circuit sub-unit; a current conversion voltage component, the current conversion voltage component is electrically connected to the RF interface component And a voltage adjusting component electrically connected to the current converting voltage component and the short-distance communication terminal processing sub-unit. The processing unit is configured to control, by the Bluetooth communication interface unit, the Bluetooth communication unit to transmit information of the Bluetooth communication unit to the processing unit and the short-distance communication list. The processing unit is configured to control the short-range communication unit to transmit information of the short-range communication unit to the processing unit and the Bluetooth communication unit through the short-range communication interface unit.

10‧‧‧Wireless transmission with Bluetooth and short-range communication

102‧‧‧Processing unit

104‧‧‧Bluetooth communication interface unit

106‧‧‧Bluetooth communication unit

108‧‧‧Short-range communication interface unit

110‧‧‧Short-range communication unit

112‧‧‧Emergency signal sending button

114‧‧‧Sensor unit

116‧‧‧ memory unit

118‧‧‧Battery

10602‧‧‧Bluetooth communication terminal control subunit

10604‧‧‧Bluetooth signal processing subunit

10606‧‧‧Bluetooth communication matching circuit subunit

10608‧‧‧Bluetooth communication antenna subunit

10610‧‧‧Bluetooth communication memory subunit

10612‧‧‧Bluetooth communication terminal voltage adjustment subunit

11002‧‧‧Short-range communication terminal processing subunit

11004‧‧‧Double interface memory subunit

11006‧‧‧Short-distance communication end matching circuit subunit

11008‧‧‧Short-range communication antenna subunit

11010‧‧‧Communication bus interface components

11012‧‧‧ memory components

11014‧‧‧RF interface components

11016‧‧‧current conversion voltage components

11018‧‧‧Voltage adjustment components

The first figure is a block diagram of a wireless transmission device with Bluetooth and short-range communication according to the present invention.

The second figure is a block diagram of the short-range communication unit of the present invention.

The third figure is a block diagram of the Bluetooth communication unit of the present invention.

Please refer to the first figure, which is a block diagram of a wireless transmission device with Bluetooth and short-range communication according to the present invention. A wireless transmission device 10 with Bluetooth and short-range communication includes a processing unit 102, a Bluetooth communication interface unit 104, a Bluetooth communication unit 106, a short-distance communication interface unit 108, a short-distance communication unit 110, and an emergency The signal sending button 112, a sensing unit 114, a memory unit 116 and a battery 118.

The processing unit 102 is electrically connected to the Bluetooth communication interface unit 104, the short-range communication interface unit 108, the emergency signal sending button 112, the sensing unit 114, and the memory unit 116. The battery 118 is electrically connected to the The processing unit 102, the Bluetooth communication interface unit 104, the Bluetooth communication unit 106, the short-range communication interface unit 108, the short-range communication unit 110, the sensing unit 114, and the memory unit 116; the Bluetooth communication interface unit The electrical communication unit 106 is electrically connected to the Bluetooth communication unit 106. The short-range communication interface unit 108 is electrically connected to the short-range communication unit 110.

In one embodiment, the wireless transmission device 10 with Bluetooth and short-range communication is made in a one-handed loop for wearing on the user's wrist.

When the user presses the emergency signal sending button 112, the emergency signal sending button 112 notifies the processing unit 102; the processing unit 102 controls the Bluetooth communication unit 106 through the Bluetooth communication terminal interface unit 104 to issue a wireless emergency signal (the first A picture is not shown; by this, the remote administrator will know that the user needs help.

The sensing unit 114 is a temperature sensor or a heartbeat sensor; the sensing unit 114 is used to sense the temperature or heartbeat of the user, and then the sensing unit 114 notifies the processing unit 102; when the temperature or heartbeat of the user is abnormal The processing unit 102 controls the Bluetooth communication unit 106 to issue the wireless emergency signal through the Bluetooth communication interface unit 104; thereby, the remote administrator will know that the user needs help.

The Bluetooth communication interface unit 104 is a universal asynchronous receiver/transmitter (hereinafter generally referred to as UART), a serial peripheral interface (hereinafter referred to as SPI) or an internal integrated circuit convergence. An inter-integrated circuit bus (referred to as I ² C bus for short); the Bluetooth communication unit 106 is a low-power Bluetooth module.

The short-range communication interface unit 108 is a serial peripheral interface or an internal integrated circuit bus; the short-range communication unit 110 is a radio frequency identification (RFID) module or a close range Near field communication (commonly referred to as NFC) module.

The battery 118 is used to provide power to the processing unit 102, the Bluetooth communication interface unit 104, the Bluetooth communication unit 106, the short-range communication interface unit 108, The short-range communication unit 110, the sensing unit 114, and the memory unit 116. However, the short-range communication unit 110 can also convert the energy of a short-range wireless signal (not shown) into a power source to drive the short-range communication unit 110; thus, the battery 118 does not have to provide power to the short-range communication. Unit 110 (described in detail later).

The memory unit 116 is an electrically erasable programmable read only memory (hereinafter referred to as EEPROM), and a ferroelectric nonvolatile random access memory (FRAM). Or a flash memory; the memory unit 116 is used to memorize the information of the Bluetooth communication unit 106 and the information of the short-range communication unit 110 (for example, NDEF).

The processing unit 102 is a microprocessor or a microcontroller; the processing unit 102 is configured to control, by the Bluetooth communication interface unit 104, the Bluetooth communication unit 106 to be located in the Bluetooth communication unit. The information of 106 is transmitted to the processing unit 102 and the short-range communication unit 110. The processing unit 102 is configured to control the short-range communication unit 110 to be located in the short-range communication unit 110 through the short-range communication interface unit 108. Information is transmitted to the processing unit 102 and the Bluetooth communication unit 106.

Please refer to the second figure, which is a block diagram of the short-range communication unit of the present invention. The short-range communication unit 110 includes a short-range communication terminal processing unit 11002, a dual-interface memory sub-unit 11004, a short-range communication terminal matching circuit sub-unit 11006, and a short-range communication terminal antenna sub-unit 11008.

The dual interface memory subunit 11004 includes a communication bus interface component 11010, a The memory component 11012, a radio frequency interface component 11014, a current conversion voltage component 11016, and a voltage adjustment component 11018.

The short-range communication terminal processing unit 11002 is electrically connected to the short-range communication terminal interface unit 108, the communication bus interface component 11010, and the voltage adjustment component 11018. The memory component 11012 is electrically connected to the communication bus interface component. 11010 and the RF interface component 11014; the current conversion voltage component 11016 is electrically connected to the RF interface component 11014 and the voltage adjustment component 11018; the short-range communication termination matching circuit sub-unit 11006 is electrically connected to the short-range communication antenna Subunit 11008 and the RF interface component 11014.

The short-range communication end antenna sub-unit 11008 receives the short-range wireless signal; the short-distance communication end antenna sub-unit 11008 senses the short-range wireless signal as an induced current (second diagram not shown); the induced current has the short Information about wireless signals.

The short-range communication end antenna sub-unit 11008 transmits the induced current to the short-range communication end matching circuit sub-unit 11006; the short-distance communication end matching circuit sub-unit 11006 transmits the induced current to the radio frequency interface element 11014.

The RF interface component 11014 transmits the induced current to the memory component 11012 to memorize the information of the short-range wireless signal. The RF interface component 11014 transmits the induced current to the current conversion voltage component 11016, thereby converting the induced current into an induction. Voltage (not shown in the second figure).

The current converting voltage component 11016 transmits the induced voltage to the voltage adjusting component 11018, thereby adjusting the induced voltage to a driving voltage; the voltage adjusting component 11018 transmits the driving voltage to the short-range communication terminal processing sub-unit 11002.

The short-range communication terminal processing sub-unit 11002 is driven by the driving voltage; the short-range communication terminal processing sub-unit 11002 reads the information of the short-range wireless signal stored in the memory element 11012 through the communication bus interface component 11010.

Therefore, the short-range communication unit 110 can convert the energy of the short-range wireless signal into a power source to drive the short-range communication unit 110; thus, the battery 118 does not have to supply power to the short-range communication unit 110.

The short-range communication end processing sub-unit 11002 is a microprocessor or a microcontroller; the dual-interface memory sub-unit 11004 is a dual interface electronic erasable programmable read-only memory; The frequency of the communication terminal antenna subunit 11008 is 13.56 MHz; the communication bus interface component 11010 is an internal integrated circuit bus.

The memory component 11012 is an electronic erasable programmable read-only memory; the RF interface component 11014 is a radio frequency identification interface or a short-range communication interface.

Please refer to the third figure, which is a block diagram of the Bluetooth communication unit of the present invention. The Bluetooth communication unit 106 includes a Bluetooth communication terminal control subunit 10602, a Bluetooth signal processing subunit 10604, a Bluetooth communication terminal matching circuit subunit 10606, a Bluetooth communication terminal antenna subunit 10608, and a Bluetooth communication terminal memory subunit 10610. And a Bluetooth communication terminal voltage adjustment subunit 10612.

The Bluetooth communication terminal control subunit 10602 is electrically connected to the Bluetooth communication terminal interface unit 104, the Bluetooth signal processing subunit 10604, the Bluetooth communication terminal memory subunit 10610, and the Bluetooth communication terminal voltage adjustment subunit 10612; the Bluetooth communication The terminal voltage adjustment subunit 10612 is electrically connected to the Bluetooth communication terminal memory subunit 10610, the Bluetooth signal processing subunit 10604, and the Bluetooth communication terminal matching circuit subunit 10606. The Bluetooth communication terminal matching circuit sub-unit 10606 is electrically connected to the Bluetooth signal processing sub-unit 10604 and the Bluetooth communication terminal antenna sub-unit 10608.

In a specific embodiment, according to the Bluetooth communication unit 106 and the triangulation method, the present invention is applied to a location-based service (LBS) and a real time locating system (referred to as RTLS for short). ).

The Bluetooth communication terminal control subunit 10602 is a microprocessor or a microcontroller; the Bluetooth communication end antenna subunit 10608 has a frequency of 2.4 GHz; the Bluetooth communication end memory subunit 10610 is a random access memory. (random access memory, often referred to as RAM).

The features of the invention are as follows:

1. The processing unit 102 is configured to control the Bluetooth communication unit 106 to transmit information of the Bluetooth communication unit 106 to the processing unit 102 and the short-range communication unit 110 through the Bluetooth communication interface unit 104.

The processing unit 102 is configured to control the short-range communication unit 110 to transmit information located in the short-range communication unit 110 to the processing unit 102 and the Bluetooth communication unit 106 through the short-range communication interface unit 108.

3. The short-range communication unit 110 can convert the energy of the short-range wireless signal into a power source to drive the short-range communication unit 110; thus, the battery 118 does not have to supply power to the short-range communication unit 110.

However, the above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited, that is, the equal variation and modification of the scope of the patent application of the present invention. It is still within the scope of the intended protection of the patent coverage of the present invention. In summary, it is known that the present invention has industrial applicability, novelty and advancement, and the structure of the present invention has not been seen in similar products and public use, and fully complies with the requirements of the invention patent application, and is filed according to the patent law.

10‧‧‧Wireless transmission with Bluetooth and short-range communication

102‧‧‧Processing unit

104‧‧‧Bluetooth communication interface unit

106‧‧‧Bluetooth communication unit

108‧‧‧Short-range communication interface unit

110‧‧‧Short-range communication unit

112‧‧‧Emergency signal sending button

114‧‧‧Sensor unit

116‧‧‧ memory unit

118‧‧‧Battery

Claims (10)

A wireless transmission device with Bluetooth and short-range communication, comprising: a processing unit; a Bluetooth communication interface unit, the Bluetooth communication interface unit is electrically connected to the processing unit; a Bluetooth communication unit, the Bluetooth communication unit is electrically Connected to the Bluetooth communication interface unit; a short-distance communication interface unit, the short-range communication interface unit is electrically connected to the processing unit; and a short-range communication unit, the short-range communication unit is electrically connected to the short The communication terminal interface unit, wherein the short-range communication unit comprises: a short-distance communication terminal processing sub-unit, the short-distance communication terminal processing sub-unit is electrically connected to the short-distance communication terminal interface unit; and a dual-interface memory sub-unit The dual interface memory subunit is electrically connected to the short distance communication end processing subunit; a short distance communication end matching circuit subunit, the short distance communication end matching circuit subunit is electrically connected to the dual interface memory subunit; And a short-distance communication end antenna sub-unit, the short-distance communication end antenna sub-unit is electrically connected to the short distance Subunit hearing terminal matching circuit, wherein the dual interface memory sub-unit comprising: a communication bus interface device, the communication bus interface device is electrically connected to the short a communication end processing subunit; a memory component electrically connected to the communication bus interface component; a radio frequency interface component electrically connected to the memory component and the short distance communication end matching circuit a current conversion voltage component electrically connected to the RF interface component; and a voltage adjustment component electrically connected to the current conversion voltage component and the short-range communication terminal processing sub-unit The processing unit is configured to control, by the Bluetooth communication interface unit, the Bluetooth communication unit to transmit information of the Bluetooth communication unit to the processing unit and the short-range communication unit; the processing unit is configured to pass the The short-distance communication terminal interface unit controls the short-range communication unit to transmit information of the short-range communication unit to the processing unit and the Bluetooth communication unit; wherein the short-range communication terminal antenna sub-unit receives a short-range wireless signal; The short-distance communication terminal antenna sub-unit senses the short-range wireless signal as an induction The inductive current has information of the short-range wireless signal; the short-distance communication end antenna sub-unit transmits the induced current to the short-distance communication end matching circuit subunit; the short-distance communication end matching circuit sub-unit transmits the induced current The RF interface component transmits the induced current to the memory component to memorize the information of the short-range wireless signal; the RF interface component transmits the induced current to the current-converted voltage component, thereby converting the induced current Forming an induced voltage; the current converting voltage component transmits the induced voltage to the voltage adjusting component, thereby adjusting the induced voltage to a driving voltage; the voltage adjusting component transmits the driving voltage to the short-distance communication terminal processing subunit; the short distance The communication end processing subunit is driven by the driving voltage; the short distance communication end processing subunit is read by the communication bus interface component Information of the short-range wireless signal that is memorized in the memory element. The wireless transmission device with Bluetooth and short-range communication as described in claim 1, wherein the Bluetooth communication unit comprises: a Bluetooth communication terminal control sub-unit, wherein the Bluetooth communication terminal control sub-unit is electrically connected to the Bluetooth communication a Bluetooth interface processing subunit, the Bluetooth signal processing subunit is electrically connected to the Bluetooth communication terminal control subunit; a Bluetooth communication end matching circuit subunit, the Bluetooth communication end matching circuit subunit is electrically connected to The Bluetooth signal processing subunit; a Bluetooth communication end antenna subunit, the Bluetooth communication end antenna subunit is electrically connected to the Bluetooth communication end matching circuit subunit; a Bluetooth communication end memory subunit, the Bluetooth communication end memory subunit Electrically connected to the Bluetooth communication terminal control subunit; and a Bluetooth communication terminal voltage adjustment subunit, the Bluetooth communication terminal voltage adjustment subunit is electrically connected to the Bluetooth communication terminal control subunit, the Bluetooth signal processing subunit, the The Bluetooth communication end matching circuit subunit and the Bluetooth communication end memory subunit. The wireless transmission device with Bluetooth and short-range communication as described in claim 2, further comprising: an emergency signal sending button, the emergency signal sending button being electrically connected to the processing unit. The wireless transmission device with Bluetooth and short-range communication as described in claim 3, further comprising: a sensing unit electrically connected to the processing unit. The wireless transmission device with Bluetooth and short-range communication as described in claim 4 of the patent scope further includes: A memory unit electrically connected to the processing unit. The wireless transmission device with Bluetooth and short-range communication as described in claim 5, further comprising: a battery electrically connected to the processing unit, the Bluetooth communication interface unit, the Bluetooth communication unit, and the a short-range communication interface unit, the short-range communication unit, the sensing unit, and the memory unit. The wireless transmission device with Bluetooth and short-range communication as described in claim 6 wherein the sensing unit is a temperature sensor or a heartbeat sensor. The wireless transmission device with Bluetooth and short-range communication as described in claim 6 wherein the processing unit is a microprocessor or a microcontroller; the Bluetooth communication interface unit is a universal asynchronous reception a transmitter, a serial peripheral interface or an internal integrated circuit bus; the Bluetooth communication unit is a low power Bluetooth module; the short distance communication interface unit is a serial peripheral interface or an internal integrated circuit convergence The short-range communication unit is an RF identification module or a short-range communication module; the memory unit is an electronic erasable programmable read-only memory, a ferroelectric random access memory or a fast Flash memory. The wireless transmission device with Bluetooth and short-range communication as described in claim 6, wherein the short-range communication processing sub-unit is a microprocessor or a microcontroller; the dual-interface memory sub-unit is A pair of interface electronic erasable programmable read-only memory; the short-distance communication antenna sub-unit has a frequency of 13.56 MHz; the communication bus interface component is an internal integrated circuit bus; the memory component is an electronic The programmable read-only memory can be erased; the RF interface component is a radio frequency identification interface or a short-range communication interface. The wireless transmission device with Bluetooth and short-range communication as described in claim 6 wherein the Bluetooth communication terminal control sub-unit is a microprocessor or a micro-control The frequency of the Bluetooth communication end antenna subunit is 2.4 GHz; the Bluetooth communication end memory subunit is a random access memory.