CN103400492B - Merge electric lines of force and the dual-mode communication chip of radio communication and collecting device - Google Patents

Abstract

The invention discloses a dual-mode communication chip and an acquisition device integrating power line and wireless communication, wherein the above-mentioned dual-mode communication chip includes a wireless simulation module, a power line simulation module, a high-speed computing module and a core processing module; the wireless simulation module, It is used to receive and send wireless signals, and the power line analog module is used to receive and send power line signals; the high-speed computing module is electrically connected to the wireless analog module and the power line analog module respectively, and is used to demodulate received wireless signals/power line signals processing, modulating the processed transmit signal; the high-speed operation module includes a channel detection unit; the core processing module is electrically connected to the high-speed operation module. The invention can ensure the reliability of communication, reduce the production cost, reduce the power consumption of the acquisition equipment, and ensure the communication reliability of the acquisition equipment.

Description

Dual-mode communication chip and acquisition equipment integrating power line and wireless communication

technical field

The invention relates to a communication chip, in particular to a dual-mode communication chip and an acquisition device integrating power line and wireless communication.

Background technique

The power user electric energy data acquire system refers to a system that collects, processes and monitors electricity consumption information of power users in real time, and realizes automatic collection of electricity consumption information, abnormal measurement monitoring, power quality monitoring, Power consumption analysis and management, relevant information release, distributed energy monitoring, information interaction of intelligent power consumption equipment and other functions. The information collected by the electricity collection equipment is uploaded to the control center through local communication.

In China, the technologies used for local communication of electricity information collection mainly include power line carrier communication technology (divided into narrowband and broadband), wireless communication technology, etc. Each of these local communication methods has its own advantages, but also has unique limitations. In the prior art, in the field of power consumption information collection, in the networking scheme using the existing communication chips, either the power line communication method is used to complete the information uploading task, or the wireless communication method is used to complete the information uploading task. The acquisition equipment can only support a single communication standard and communication method, and cannot achieve 100% coverage of the area. In addition, in the process of uploading information, the quality of the channel often restricts the reliability of data communication. Once those devices with only a single communication mode are in a bad channel environment, some unpredictable errors often occur and cannot reach 100% % success rate of power consumption information collection.

Contents of the invention

The invention proposes a dual-mode communication chip and acquisition equipment that integrates power line and wireless communication, which can ensure the reliability of communication, reduce production costs, reduce the power consumption of the acquisition equipment, and ensure the communication reliability of the acquisition equipment.

In order to solve the above technical problems, a technical solution adopted by the present invention is to provide a dual-mode communication chip that integrates power line and wireless communication, including a wireless analog module, a power line analog module, a high-speed computing module, and a core processing module; the wireless analog The module is used to receive and preprocess the wireless signal sent by the electrical equipment and transmit it to the high-speed computing module, and to send the data processed by the core processing module and the high-speed computing module to the outside in a wireless manner; the power line simulation module is used for After receiving and preprocessing the power line signal sent by the electrical equipment, it is sent to the high-speed computing module, and the data processed by the core processing module and the high-speed computing module are sent out through the power line; the high-speed computing module is connected with the wireless analog module and the power line analog respectively. The module is electrically connected, and is used to demodulate the received wireless signal/power line signal, and modulate the processed transmitted signal; the high-speed operation module includes a channel detection unit, which is used to select a wireless analog module or a power line analog module according to the channel quality The module communicates; the core processing module is electrically connected with the high-speed computing module, and is used to process the demodulated wireless signal/power line receiving signal to generate receiving data and send it to the external device, and receive the data sent by the external device to generate a transmitting signal and transmit it to the high-speed computing module.

Wherein, the wireless analog module includes a first coupling unit, a first analog-to-digital conversion unit, a first band-pass filter unit, a first digital-to-analog conversion unit, a first low-pass filter unit, and a first signal gain unit; the first A coupling unit is electrically connected to the first analog-to-digital conversion unit, and the first analog-to-digital conversion unit is electrically connected to the first band-pass filter unit; when a wireless signal is received, the first coupling unit receives the wireless signal, and sequentially passes through the second An analog-to-digital conversion unit and a first band-pass filter unit transmit the received signal to a high-speed computing module; the first coupling unit is also electrically connected to the first signal gain unit, and the first signal gain unit is connected to the first low-pass filter The first low-pass filter unit is electrically connected to the first digital-to-analog conversion unit; when the wireless signal is sent, the transmitted signal processed by the high-speed operation module passes through the first digital-to-analog conversion unit and the first low-pass filter in sequence. unit and the first signal gain unit, and sent out by the first coupling unit.

Wherein, the power line simulation module includes a second coupling unit, a second analog-to-digital conversion unit, a second band-pass filter unit, a second digital-to-analog conversion unit, a second low-pass filter unit, and a second signal gain unit; the first The second coupling unit is electrically connected to the second analog-to-digital conversion unit, and the second analog-to-digital conversion unit is electrically connected to the second band-pass filter unit. When the power line signal is received, the power line signal is received by the second coupling unit and passed through the second Two analog-to-digital conversion units and the second band-pass filter unit transmit the received signal to the high-speed computing module; the second coupling unit is also electrically connected to the second signal gain unit, and the second signal gain unit is connected to the second low-pass filter The second low-pass filter unit is electrically connected to the second digital-to-analog conversion unit; when the power line signal is sent, the transmitted signal processed by the high-speed operation module passes through the second digital-to-analog conversion unit and the second low-pass filter in turn. unit and the second signal gain unit, and sent out by the second coupling unit.

Wherein, a first storage module is also included, and the first storage module includes a high-speed computing module electrically connected to the Flash storage and the RAM storage respectively.

Wherein, a second storage module is also included, and the second storage module includes a core processing module electrically connected to the Flash storage and the RAM storage respectively.

Wherein, a clock module electrically connected to the core processing module is also included, for providing a clock signal to the core processing unit.

In order to solve the above-mentioned technical problems, another technical solution adopted by the present invention is to provide a collection device, including a power supply module, an interface module and a dual-mode communication chip, both of the power supply module and the interface module are electrically connected to the dual-mode communication chip, The dual-mode communication chip exchanges data with external devices through an interface module, and the dual-mode communication chip is the above-mentioned dual-mode communication chip that integrates power line and wireless communication.

The beneficial technical effect of the present invention is: to distinguish from the problem of communication failure caused by the acquisition equipment in the prior art that only adopts one communication mode in power line communication and wireless communication, the present invention provides a dual-mode integrated power line and wireless communication The communication chip uses a communication mode integrating power line communication and wireless communication to communicate, which can reduce production costs and ensure the reliability of communication to the greatest extent; the invention includes a power line analog module for power line communication and a wireless The wireless analog module for communication, and there is a channel detection unit in the high-speed computing module, which can intelligently select the best communication mode according to the quality of the communication channel, avoiding the communication problems caused by the failure of the wireless analog module or the power line analog module, It is also beneficial to reduce the power consumed by the dual-mode communication chip.

The acquisition device provided by the present invention uses the above-mentioned dual-mode communication chip that integrates power line and wireless communication, and can intelligently select the best communication mode according to the quality of the communication channel, avoiding the failure of the wireless analog module or the power line analog module. The resulting communication problems are also conducive to reducing the power consumed by the dual-mode communication chip and ensuring the reliability of communication to the greatest extent.

Description of drawings

FIG. 1 is a schematic structural diagram of a dual-mode communication chip that integrates power line and wireless communication according to the present invention.

detailed description

In order to describe the technical content, structural features, achieved goals and effects of the present invention in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to FIG. 1 , this embodiment provides a dual-mode communication chip that integrates power line and wireless communication, including a wireless analog module, a power line analog module, a high-speed computing module and a core processing module. The wireless analog module is used for receiving and preprocessing the wireless signal sent by the electrical equipment and then transmitting it to the high-speed computing module, and sending the data processed by the core processing module and the high-speed computing module to the outside in a wireless manner. The power line simulation module is used to receive and preprocess the power line signal sent by the electrical equipment and then transmit it to the high-speed calculation module, and send the data processed by the core processing module and the high-speed calculation module to the outside through the power line; the high-speed calculation module They are respectively electrically connected to the wireless analog module and the power line analog module, and are used for demodulating the received wireless signal/power line signal and modulating the processed transmitted signal. The high-speed computing module includes a channel detection unit, which is used to select a wireless analog module or a power line analog module for communication according to channel quality; the core processing module is electrically connected to the high-speed computing module, and is used to process the demodulated wireless signal/power line receiving The signal generation receives data and sends it to the external device, and receives the data sent by the external device to generate a transmission signal and transmits it to the high-speed computing module. The above-mentioned signal detection unit integrates channel monitoring and channel switching technology, monitors the noise and interference of the communication channel in real time, and switches the communication channel according to the monitored channel quality, so as to achieve the purpose of adaptive selection of the communication mode.

Specifically, the above-mentioned wireless analog module includes a first coupling unit, a first analog-to-digital conversion unit, a first band-pass filter unit, a first digital-to-analog conversion unit, a first low-pass filter unit, and a first signal gain unit; The first coupling unit is electrically connected to the first analog-to-digital conversion unit, and the first analog-to-digital conversion unit is electrically connected to the first band-pass filter unit; when the wireless signal is received, the wireless signal is received by the first coupling unit, and sequentially passed through The first analog-to-digital conversion unit and the first band-pass filter unit transmit the received signal to the high-speed computing module; the first coupling unit is also electrically connected to the first signal gain unit, and the first signal gain unit is connected to the first low-pass The filter is electrically connected, and the first low-pass filter unit is electrically connected to the first digital-to-analog conversion unit; when the wireless signal is sent, the transmitted signal processed by the high-speed operation module passes through the first digital-to-analog conversion unit, the first low-pass The filter unit and the first signal gain unit are sent out by the first coupling unit. The wireless analog module can complete the receiving and sending of wireless signals.

The above-mentioned power line analog module includes a second coupling unit, a second analog-to-digital conversion unit, a second band-pass filter unit, a second digital-to-analog conversion unit, a second low-pass filter unit, and a second signal gain unit; the second coupling The unit is electrically connected to the second analog-to-digital conversion unit, and the second analog-to-digital conversion unit is electrically connected to the second band-pass filter unit. When the power line signal is received, the power line signal is received by the second coupling unit and passed through the second mode in turn. The digital conversion unit and the second band-pass filter unit transmit the received signal to the high-speed computing module; the second coupling unit is also electrically connected to the second signal gain unit, and the second signal gain unit is electrically connected to the second low-pass filter connected, the second low-pass filter unit is electrically connected to the second digital-to-analog conversion unit; when the power line signal is sent, the transmission signal processed by the high-speed computing module passes through the second digital-to-analog conversion unit, the second low-pass filter unit and A second signal gain unit, and sent out by the second coupling unit. The power line simulation module is capable of receiving and sending power line signals.

In the above-mentioned dual-mode communication module, the power line analog module and the wireless analog module are integrated, and when the signal is received, the wireless signal or the power line signal can be received at the same time, which provides an effective guarantee for receiving the signal; when the signal is sent, the signal detection unit according to its The power line analog module or the wireless analog module is selected for the detected channel quality, and the transmission signal is sent out in the form of a wireless signal or a power line signal, which ensures the reliability of signal transmission.

In a specific embodiment, the above-mentioned dual-mode communication chip further includes a first storage module, and the first storage module includes a high-speed computing module electrically connected to the Flash storage and the RAM storage, respectively. The above-mentioned dual-mode communication chip further includes a second storage module, and the second storage module includes a core processing module electrically connected to the Flash storage and the RAM storage, respectively.

In a preferred solution, the above-mentioned dual-mode communication chip further includes a clock module electrically connected to the core processing module for providing a clock signal to the core processing unit.

The dual-mode communication chip of the present invention can also integrate applications such as electricity consumption information collection, smart home, and electric vehicles into the same network to realize intelligent networking and facilitate management.

The invention provides a dual-mode communication chip that integrates power line and wireless communication, and uses a communication mode that integrates power line communication and wireless communication to communicate, which can reduce production costs and ensure the reliability of communication to the greatest extent; The invention includes a power line simulation module for power line communication and a wireless simulation module for wireless communication, and a channel detection unit is provided in the high-speed computing module, which can intelligently select the best communication method according to the quality of the communication channel, avoiding wireless The communication problem caused by the failure of the analog module or the power line analog module is also beneficial to reduce the power consumed by the dual-mode communication chip.

The present invention also provides a collection device, including a power supply module, an interface module and a dual-mode communication chip, the power supply module and the interface module are electrically connected to the dual-mode communication chip, and the dual-mode communication chip communicates with external devices For data exchange, the dual-mode communication chip includes a wireless analog module, a power line analog module, a high-speed computing module and a core processing module. The wireless analog module is used for receiving and preprocessing the wireless signal sent by the electrical equipment and then transmitting it to the high-speed computing module, and sending the data processed by the core processing module and the high-speed computing module to the outside in a wireless manner. The power line simulation module is used to receive and preprocess the power line signal sent by the electrical equipment and then transmit it to the high-speed calculation module, and send the data processed by the core processing module and the high-speed calculation module to the outside through the power line; the high-speed calculation module They are respectively electrically connected to the wireless analog module and the power line analog module, and are used for demodulating the received wireless signal/power line signal and modulating the processed transmitted signal. The high-speed computing module includes a channel detection unit, which is used to select a wireless analog module or a power line analog module for communication according to channel quality; the core processing module is electrically connected to the high-speed computing module, and is used to process the demodulated wireless signal/power line receiving The signal generation receives data and sends it to the external device, and receives the data sent by the external device to generate a transmission signal and transmits it to the high-speed computing module. Acquisition equipment can greatly improve the reliability of its communication through the application of dual-mode communication chips.

The acquisition device provided by the present invention uses the above-mentioned dual-mode communication chip that integrates power line and wireless communication, and can intelligently select the best communication mode according to the quality of the communication channel, avoiding the failure of the wireless analog module or the power line analog module. The resulting communication problems are also conducive to reducing the power consumed by the dual-mode communication chip and ensuring the reliability of communication to the greatest extent.

The above is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technologies fields, all of which are equally included in the scope of patent protection of the present invention.

Claims (5)

1. A dual-mode communication chip that combines power line and wireless communication, is characterized in that, comprises wireless simulation module, power line simulation module, high-speed computing module and core processing module; The wireless analog module is used to receive and pre-process the wireless signal sent by the electrical equipment and then transmit it to the high-speed computing module, and send the data processed by the core processing module and the high-speed computing module to the outside in a wireless manner; The power line simulation module is used to receive and preprocess the power line signal sent by the electrical equipment and then transmit it to the high-speed calculation module, and send the data processed by the core processing module and the high-speed calculation module to the outside through the power line; The high-speed computing module is electrically connected to the wireless analog module and the power line analog module respectively, and is used to demodulate the received wireless signal/power line signal and modulate the processed transmitted signal; the high-speed computing module includes channel detection A unit for selecting a wireless analog module or a power line analog module for communication according to channel quality; The core processing module is electrically connected to the high-speed computing module, and is used to process the demodulated wireless signal/power line signal to generate received data and send it to the external device, and receive data sent by the external device to generate a transmission signal and transmit it to the high-speed computing module; Wherein, the wireless analog module includes a first coupling unit, a first analog-to-digital conversion unit, a first band-pass filter unit, a first digital-to-analog conversion unit, a first low-pass filter unit, and a first signal gain unit; The first coupling unit is electrically connected to the first analog-to-digital conversion unit, and the first analog-to-digital conversion unit is electrically connected to the first bandpass filter unit; when the wireless signal is received, the first coupling unit receives the wireless signal, and The received signal is sent to the high-speed computing module through the first analog-to-digital conversion unit and the first band-pass filter unit in sequence; The first coupling unit is also electrically connected to the first signal gain unit, the first signal gain unit is electrically connected to the first low-pass filter, and the first low-pass filter unit is electrically connected to the first digital-to-analog conversion unit ; When the wireless signal is sent, the transmitted signal processed by the high-speed computing module passes through the first digital-to-analog conversion unit, the first low-pass filter unit and the first signal gain unit in turn, and is sent out by the first coupling unit; The power line analog module includes a second coupling unit, a second analog-to-digital conversion unit, a second band-pass filter unit, a second digital-to-analog conversion unit, a second low-pass filter unit, and a second signal gain unit; The second coupling unit is electrically connected to the second analog-to-digital conversion unit, and the second analog-to-digital conversion unit is electrically connected to the second band-pass filter unit. When the power line signal is received, the power line signal is received by the second coupling unit, and The received signal is sent to the high-speed computing module through the second analog-to-digital conversion unit and the second band-pass filter unit in sequence; The second coupling unit is also electrically connected to a second signal gain unit, the second signal gain unit is electrically connected to a second low-pass filter, and the second low-pass filter unit is electrically connected to a second digital-to-analog conversion unit ; When the power line signal is sent, the transmitted signal processed by the high-speed computing module passes through the second digital-to-analog conversion unit, the second low-pass filter unit and the second signal gain unit in turn, and is sent out by the second coupling unit. 2. The dual-mode communication chip that fuses power line and wireless communication according to claim 1, is characterized in that, also comprises the first storage module, and described first storage module comprises and respectively with Flash storage and RAM storage electrically connected High-speed computing module. 3. the dual-mode communication chip of fusion power line and wireless communication according to claim 1, is characterized in that, also comprises the second storage module, and described second storage module comprises and respectively with Flash storer and RAM storer electrically connected Core processing module. 4. The dual-mode communication chip integrating power line and wireless communication according to claim 3, further comprising a clock module electrically connected to the core processing module for providing a clock signal to the core processing module. 5. A collection device, comprising a power module, an interface module and a dual-mode communication chip, the power module and the interface module are electrically connected to the dual-mode communication chip, and the dual-mode communication chip performs data exchange with an external device through the interface module , characterized in that the dual-mode communication chip is a dual-mode communication chip that integrates power line and wireless communication according to any one of claims 1-4.