CN219761014U

CN219761014U - Wireless communication receiver

Info

Publication number: CN219761014U
Application number: CN202321084527.8U
Authority: CN
Inventors: 宋伟中; 赵阴平; 王林林
Original assignee: Suzhou Zhongwei Xintong Technology Co ltd
Current assignee: Shanghai Saiou Information Technology Co ltd
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-09-26
Anticipated expiration: 2033-05-08

Abstract

The utility model discloses a wireless communication receiver, wherein a mode judging circuit receives a data signal, the data signal is converted into a high level and a low level of the data signal with errors, when the data signal is not data, the low level is converted into the high level through an NOT gate A1, one path enters an exclusive OR gate A1 to perform exclusive OR operation with a high level TON with a certain time length, when the data signal with no errors or the temperature signal is high in the TON time length, the receiver is triggered to switch the working mode into an intermittent working mode, the receiver records a triggered time signal, the other path enters the exclusive OR gate A2 to perform exclusive OR operation with a high level 3TON with a certain time length, no data is detected in the 3TON time length, the receiver is triggered to switch the working mode into a power-off working mode, when the data is available, the photoelectric coupler U1 outputs the high level, when the data flow is high, the receiver is triggered to switch the working mode into a wake-up working mode, the receiver records the wake-up time signal, the difference between the wake-up time signal and the wake-up time signal is calculated, the duty ratio of the TON and TOF of the intermittent working mode is adjusted, and the power consumption is lower.

Description

Wireless communication receiver

Technical Field

The utility model relates to the technical field of receivers, in particular to a wireless communication receiver.

Background

In wireless communication, a core part in the whole communication system of a signal receiver plays a vital role, a traditional wireless receiver must be always in a working state, and has large power consumption, so that the power consumption is reduced, and communication data is not lost, so that the prior art: the application number is 201220154252.6, namely the vehicle low-power consumption wireless communication receiver wakes up the wireless receiving system to receive the following data when M identification codes are detected; if no effective identification code is detected within any identification code detection time, the sleep mode of the intermittent operation mode is directly entered, so that the power consumption can be effectively reduced, but the operation mode cannot be further optimized according to the flow signal of the received data, so that a solution with lower power consumption is needed to meet the design requirement.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a wireless communication receiver which can further optimize the working mode according to the received data stream signals and has lower power consumption.

The technical scheme is that the working modes of the wireless communication receiver comprise a continuous working mode, an intermittent working mode and a dormant working mode, and the working mode is switched after a receiver data stream signal is judged by a mode judging circuit;

the mode distinguishing circuit comprises a photoelectric coupler U1, a pin 1 of the photoelectric coupler U1 is connected with a detected receiver data stream signal, a pin 2 of the photoelectric coupler U1 is connected with the ground, a pin 4 of the photoelectric coupler U1 is connected with a power supply +6V through a point fault R1, a pin 3 of the photoelectric coupler U1 is respectively connected with one end of a grounding resistor R2, one end of a resistor R3, the cathode of a diode D1 and the anode of a diode D2, the other end of the resistor R3 is respectively connected with the anode of the diode D1, one end of a grounding capacitor C1 and a pin A of a NOT gate A3, the cathode of the diode D2 is connected with one end of a resistor R7, the other end of the resistor R7 is respectively connected with one end of the grounding capacitor C2, the cathode of a voltage stabilizing tube V1 and the triggering end of a sampling switch K1, the anode of the voltage stabilizing tube V1 is respectively connected with one end of the sampling switch K1, the other end of the sampling switch K1 outputs a signal to a receiver, triggering the receiver to switch the working mode into the wake-up working mode, wherein the pin F of the NOT gate A3 is respectively connected with the pin B of the NOT gate A1 and the pin A of the NOT gate A2, the pin A of the NOT gate A1 is connected with a high level TON for a certain time period through a resistor R4, the pin B of the NOT gate A2 is connected with a high level 3TON for A3 times a certain time period through a resistor R5, the pin Y of the NOT gate A1 is connected with the positive pole of a diode D4, the negative pole of the diode D4 and the positive pole of a voltage stabilizing tube Z2 are connected with one end of a sampling switch K2, the negative pole of the voltage stabilizing tube V2 is connected with the negative pole of the diode D3, the positive pole of the diode D3 is respectively connected with one end of a resistor R6 and one end of a grounding capacitor C3, the other end of the resistor R6 is connected with a temperature signal when the detected receiver works, the other end of the sampling switch K2 outputs a signal to the receiver, triggering the receiver to switch the working mode into the intermittent working mode, the negative pole of diode D5 connects one end of sampling switch K3, and sampling switch K3's the other end output signal to the receiver, triggers the receiver and switches over operating mode to outage operating mode.

The utility model has the beneficial effects that: the method comprises the steps of receiving a data signal, converting the data signal into high and low levels of a data signal with errors through a photoelectric coupler U1, outputting a low level when the data signal is free, converting the data signal into a high level through an NOT gate A1, then enabling one path to enter an exclusive OR gate A1 and a high level TON with a certain duration to conduct exclusive OR operation, detecting no data in the TON duration, outputting the data signal to one end of a sampling switch K2, accessing a temperature signal of the detected receiver during operation, triggering the receiver to switch the operation mode into an intermittent operation mode when the temperature signal is high, recording a trigger time signal when the sampling time arrives, enabling the other path to enter the exclusive OR gate A2 and a high level 3TON with a certain duration to conduct exclusive OR operation, detecting no data in the 3TON duration, triggering the receiver to switch the operation mode into a power-off operation mode when the data is available, enabling the photoelectric coupler U1 to conduct the high level, triggering the receiver to switch the operation mode into the operation mode when the data flow is high, recording a wake-up time signal when the data flow is high, triggering the receiver to switch the operation mode, and recording a wake-up time signal according to a recorded trigger time signal, adjusting the difference value of the wake-up time signal, adjusting the power consumption of the TOF, and optimizing the duty ratio of the data according to the recorded trigger time signal, and optimizing the wake-up mode.

Drawings

Fig. 1 is a schematic diagram of a mode decision circuit according to the present utility model.

Detailed Description

The foregoing and other features, aspects and advantages of the present utility model will become more apparent from the following detailed description of the embodiments, which proceeds with reference to the accompanying fig. 1. The following embodiments are described in detail with reference to the drawings.

Exemplary embodiments of the present utility model will be described below with reference to the accompanying drawings.

The wireless communication receiver comprises a continuous working mode, an intermittent working mode and a dormant working mode, wherein the working mode is judged by a receiver data stream signal through a mode judging circuit and then the receiver is triggered to switch;

the mode judging circuit receives data signals, converts the data signals into high and low levels of error data signals through a photoelectric coupler U1, when the error data signals are not received, the photoelectric coupler U1 is cut off, outputs low levels, filters through a resistor R3 and a capacitor C1, a diode D1 is reversely irrigated, then converts the data signals into high levels through an NOT gate A1, one path of the data signals enters a pin B of the NOT gate A1, the pin A of the NOT gate A1 is connected with a high level TON for a certain time through a resistor R4, the NOT gate A1 carries out the exclusive OR operation, when the data signals are output as 1, no data is detected in the TON time, the data signals are output to one end of a sampling switch K2 through the diode D4, one end of the sampling switch K2 is connected with a detected temperature signal during the operation of the receiver, specifically, when the temperature signal is high, a voltage stabilizing tube Z2 breaks down, the temperature signal is connected with the temperature signal, when the sampling time arrives, the sampling switch K2 is closed, the receiver is triggered to switch the operation mode into an intermittent operation mode, the receiver records the triggered time signal, the other path enters the pin A of the exclusive-OR gate A2, the pin B of the exclusive-OR gate A1 is connected with a high level 3TON 3 times for a certain time length through a resistor R5, the exclusive-OR gate A2 carries out exclusive-OR operation, when the output is 1, no data is detected in the 3TON time length, the data is output to one end of a sampling switch K3 through a diode D5, when the sampling time arrives, the sampling switch K3 is closed, the receiver is triggered to switch the working mode into a power-off working mode, the sampling switches K2 and K3 are described as timing sampling switches, when the data exists, a photoelectric coupler U1 is conducted, the high level is output, the data is charged through the diode D2, the resistor R7 and the capacitor C2, when the charging voltage is high, the data flow is high, the voltage stabilizing tube V1 breaks down, the data is added to one end of the sampling switch K1, the sampling switch K1 is triggered to be closed, the receiver is triggered to switch the working mode into a wake-up working mode, the receiver records the wake-up time signal, adjusts the TON and TOF duty ratio of the intermittent working mode according to the recorded trigger time signal and the wake-up time signal, can further optimize the working mode according to the received data stream signal, has lower power consumption, comprises a photoelectric coupler U1, a pin 1 of the photoelectric coupler U1 is connected with the detected receiver data stream signal, a pin 2 of the photoelectric coupler U1 is connected with the ground, a pin 4 of the photoelectric coupler U1 is connected with a power supply +6V through a point fault R1, a pin 3 of the photoelectric coupler U1 is respectively connected with one end of a grounding resistor R2, one end of a resistor R3, the cathode of a diode D1 and the anode of a diode D2, the other end of the resistor R3 is respectively connected with the anode of the diode D1, one end of a grounding capacitor C1, a pin A of a non-gate A3 and one end of a cathode connecting resistor R7 of the diode D2, the other end of the resistor R7 is respectively connected with one end of a grounding capacitor C2, the cathode of a voltage stabilizing tube V1 and the triggering end of a sampling switch K1, the anode of the voltage stabilizing tube V1 is connected with one end of the sampling switch K1, the other end of the sampling switch K1 outputs a signal to a receiver, the receiver is triggered to switch the working mode into a wake-up working mode, a pin F of a NOT gate A3 is respectively connected with a pin B of the NOT gate A1 and a pin A of the NOT gate A2, the pin A of the NOT gate A1 is connected with a high level TON for a certain time period through a resistor R4, the pin B of the NOT gate A2 is connected with a high level 3TON for a certain time period 3 times through a resistor R5, the pin Y of the NOT gate A1 is connected with the anode of a diode D4, the cathode of the diode D4 and the anode of the voltage stabilizing tube Z2 are connected with one end of the sampling switch K2, the cathode of the voltage stabilizing tube V2 is connected with the cathode of the diode D3, the anode of the diode D3 is respectively connected with one end of a resistor R6 and one end of the grounding capacitor C3, the other end of the resistor R6 is connected with a detected temperature signal when the receiver works, the other end of the sampling switch K2 outputs a signal to the receiver, the receiver is triggered to switch the working mode into an intermittent working mode, the pin Y of the exclusive OR gate A2 is connected with the positive electrode of the diode D5, the negative electrode of the diode D5 is connected with one end of the sampling switch K3, the other end of the sampling switch K3 outputs a signal to the receiver, and the receiver is triggered to switch the working mode into a power-off working mode.

Claims

1. The wireless communication receiver is characterized in that the working modes of the wireless communication receiver comprise a continuous working mode, an intermittent working mode and a dormant working mode, and the working mode is switched after a receiver data stream signal is judged by a mode judging circuit;