Infrared code matching wireless microphone suite
By using infrared coding technology in the wireless microphone system, ensuring the unique identity pairing of the transmitter and receiver, the problem of pairing errors of multiple sets of devices is solved, and the accurate connection and signal transmission of the wireless microphone system is achieved.
Patent Information
- Application Number
- CN202323653329.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-30
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2033-12-30
AI Technical Summary
Existing wireless microphone systems are prone to errors in pairing the wireless microphone transmitter and multiple receivers when used in multiple sets of devices, resulting in the problem that the receiver incorrectly receives multiple signals or the transmitter incorrectly transmits the signal.
The infrared coding technology is adopted to enable the wireless microphone transmitter and receiver to achieve a unique identity pairing connection through the infrared coding transmitter and receiver to ensure accurate pairing.
Through infrared coding technology, we ensure that the wireless microphone transmitter and the receiver have the same unique identity, which realizes accurate pairing connections and avoids the problem of the receiver receiving multiple signals incorrectly or the transmitter transmitting signals incorrectly.
Smart Images
Figure CN222281379U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of wireless transmission equipment, in particular to an infrared code pairing wireless microphone kit. Background Art
[0002] Wireless microphone systems are widely used in news interview venues, classrooms, live broadcasts, and music entertainment venues.
[0003] The wireless microphone system in the prior art usually includes a wireless microphone transmitter and a wireless microphone receiver that are wirelessly connected to each other. The wireless microphone transmitter is used to pick up sound and convert the sound into a wireless audio signal before transmitting it. The wireless microphone receiver is used to receive the wireless audio signal and convert the wireless audio signal into a wired audio signal.
[0004] However, if multiple wireless microphone systems are used in the same place, it is easy for one wireless microphone transmitter to be paired with multiple wireless microphone receivers, causing the wireless microphone receiver to mistakenly receive signals from multiple wireless microphone transmitters at the same time, or causing the wireless microphone transmitter to mistakenly transmit signals to multiple wireless microphone receivers at the same time. Utility Model Content
[0005] The utility model aims to provide an infrared code pairing wireless microphone kit, which enables a wireless microphone receiver to be accurately paired with a wireless microphone transmitter by means of infrared code pairing.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an infrared pairing wireless microphone kit, which includes a wireless microphone receiver and at least one wireless microphone transmitter; the wireless microphone transmitter is equipped with an infrared pairing transmitter, and the wireless microphone receiver is equipped with an infrared pairing receiver; the wireless microphone transmitter can transmit its own unique identity to the outside through the infrared pairing transmitter; the wireless microphone receiver can receive the unique identity from the wireless microphone transmitter through the infrared pairing receiver, and pair and connect with at least one of the wireless microphone transmitters according to the unique identity.
[0007] In the above technical solution, the wireless microphone transmitter includes a transmitter main control, a pickup head, a transmitter signal chip, a transmitter antenna and an infrared code pairing transmitter; the pickup head, the transmitter signal chip and the infrared code pairing transmitter are respectively connected to the transmitter main control signal, and the transmitter antenna is connected to the transmitter signal chip signal; the pickup head is used to collect sound and input the sound to the transmitter main control; the transmitter main control is used to convert the sound collected by the pickup head into a first audio signal, and drive the transmitter signal chip to modulate the first audio signal into a wireless audio signal, and then transmit the wireless audio signal to the outside through the transmitter antenna; the transmitter main control is also used to drive the infrared code pairing transmitter to transmit the unique identity of the wireless microphone transmitter to the outside.
[0008] In the above technical solution, the microphone transmitter also includes a display module connected to the transmitter main control signal.
[0009] In the above technical solution, the microphone transmitter also includes a transmitter power supply module for supplying power to the transmitter main control, the transmitter signal chip and the display module.
[0010] In the above technical solution, the wireless microphone receiver includes a receiver main control, a receiver signal chip, a receiver antenna, an audio output connector and an infrared code pairing receiver; the receiver signal chip, the audio output connector and the infrared code pairing receiver are respectively connected to the receiver main control signal, and the receiver antenna is connected to the receiver signal chip signal; the receiver antenna is used to receive the wireless audio signal, and the receiver signal chip is used to demodulate the wireless audio signal received by the receiver antenna and input it to the receiver main control; the receiver main control is used to convert the demodulated wireless audio signal into a second audio signal, and output the second audio signal through the audio output connector; the receiver main control is also used to drive the infrared code pairing receiver to receive a unique identity from the wireless microphone transmitter, and pair and connect with at least one of the wireless microphone transmitters according to the unique identity.
[0011] In the above technical solution, the wireless microphone receiver also includes a receiver power supply module for supplying power to the receiver main control and the receiver signal chip.
[0012] In the above technical solution, the transmitter signal chip of the wireless microphone transmitter and the receiver signal chip of the wireless microphone receiver are both UHF chips.
[0013] In the above technical solution, the transmitter main control of the wireless microphone transmitter and the receiver main control of the wireless microphone receiver are both one of a DSP chip, an audio processing chip, a single-chip microcomputer and an embedded chip.
[0014] In the above technical solution, the unique identification is stored in the internal memory and / or external memory of the transmitter master controller of the wireless microphone transmitter and the receiver master controller of the wireless microphone receiver.
[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: the infrared pairing wireless microphone kit of the present invention, the wireless microphone transmitter and the wireless microphone receiver use infrared pairing to make the wireless microphone transmitter and the wireless microphone receiver have the same unique identity, thereby achieving accurate pairing connection, avoiding the problem of the wireless microphone receiver mistakenly receiving signals from multiple wireless microphone transmitters at the same time, or avoiding the problem of the wireless microphone transmitter mistakenly transmitting signals to multiple wireless microphone receivers at the same time. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the system structure of the utility model. DETAILED DESCRIPTION
[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0018] This embodiment provides an infrared pairing wireless microphone kit, which can accurately pair a wireless microphone receiver with a wireless microphone transmitter by means of infrared pairing.
[0019] See also Figure 1 The infrared pairing wireless microphone kit of this embodiment includes a wireless microphone receiver and at least one wireless microphone transmitter; the wireless microphone transmitter is equipped with an infrared pairing transmitter, and the wireless microphone receiver is equipped with an infrared pairing receiver; the wireless microphone transmitter can transmit its own unique identity through the infrared pairing transmitter; the wireless microphone receiver can receive the unique identity from the wireless microphone transmitter through the infrared pairing receiver, and pair and connect with at least one wireless microphone transmitter according to the unique identity.
[0020] Specifically, the wireless microphone transmitter includes a transmitter main control, a pickup head, a transmitter signal chip, a transmitter antenna and an infrared code pairing transmitter; in fact, the wireless microphone transmitter also includes a transmitter circuit board, and the transmitter main control, the pickup head, the transmitter signal chip and the infrared code pairing transmitter are all mounted on the transmitter circuit board, and the transmitter antenna can be an onboard antenna or an independent antenna; specifically, the transmitter main control of the wireless microphone transmitter is one of a DSP chip, an audio processing chip, a single-chip microcomputer and an embedded chip, and the transmitter signal chip of the wireless microphone transmitter is a UHF chip; the pickup head, the transmitter signal chip and the infrared code pairing transmitter are respectively connected to the transmitter main control signal, and the transmitter antenna is connected to the transmitter signal chip signal; further specifically, the pickup head is directly or after passing through a peripheral circuit, connected to the analog input pin or the audio-dedicated input pin of the transmitter main control, the transmitter signal chip is connected to the general input / output pin or the serial communication pin of the transmitter main control, and the infrared code pairing transmitter is connected to the general input / output pin of the transmitter main control.
[0021] The pickup head is used to collect sound and input the sound to the transmitter main control; the transmitter main control is used to convert the sound collected by the pickup head into a first audio signal, and drive the transmitter signal chip to modulate the first audio signal into a wireless audio signal, and then transmit the wireless audio signal outward through the transmitter antenna; the transmitter main control is also used to drive the infrared pairing transmitter to transmit the unique identity of the wireless microphone transmitter outward.
[0022] Furthermore, the microphone transmitter also includes a display module connected to the transmitter main control signal, the display module is an LED digital tube display module, and the display module is connected to the general input / output pin of the transmitter main control to display the status information of the microphone transmitter.
[0023] Furthermore, the microphone transmitter also includes a transmitter power supply module for powering the transmitter main control, the transmitter signal chip and the display module; the transmitter power supply module includes a battery, a voltage stabilizing chip and a charging interface. The battery can be charged through the charging interface, and the voltage stabilizing chip can stabilize the output voltage of the battery to a voltage value suitable for use by the transmitter main control, the transmitter signal chip and the display module, thereby powering the transmitter main control, the transmitter signal chip and the display module.
[0024] Specifically, the wireless microphone receiver includes a receiver main control, a receiver signal chip, a receiver antenna, an audio output connector and an infrared code pairing receiver; in fact, the wireless microphone receiver also includes a receiver circuit board, the receiver main control, the receiver signal chip and the infrared code pairing receiver are all mounted on the receiver circuit board, the receiver antenna can be an onboard antenna or an independent antenna, and the audio output connector is an independent connector, and is connected to the receiver circuit board through a wire; specifically, the receiver main control of the wireless microphone receiver is one of a DSP chip, an audio processing chip, a single-chip microcomputer and an embedded chip, and the receiver signal chip of the wireless microphone receiver is a UHF chip; the receiver signal chip, the audio output connector and the infrared code pairing receiver are respectively connected to the receiver main control signal, and the receiver antenna is connected to the receiver signal chip signal; further specifically, the audio output connector is directly or after passing through a peripheral circuit, connected to the analog output pin or the audio dedicated output pin of the receiver main control, the receiver signal chip is connected to the general input / output pin or the serial communication pin of the receiver main control, and the infrared code pairing receiver is connected to the general input / output pin of the receiver main control.
[0025] The receiver antenna is used to receive wireless audio signals, and the receiver signal chip is used to demodulate the wireless audio signal received by the receiver antenna and input it into the receiver main control; the receiver main control is used to convert the demodulated wireless audio signal into a second audio signal, and output the second audio signal through the audio output connector; the receiver main control is also used to drive the infrared pairing receiver to receive a unique identity from the wireless microphone transmitter, and pair and connect with at least one wireless microphone transmitter according to the unique identity.
[0026] The wireless microphone receiver also includes a receiver power supply module for powering the receiver main control and receiver signal chips; the receiver power supply module includes a voltage stabilizing chip, which can stabilize the voltage from the audio output connector to a voltage value suitable for use by the receiver main control and receiver signal chips, thereby powering the receiver main control and receiver signal chips.
[0027] More specifically, the unique identification is stored in the internal memory and / or external memory of the transmitter controller of the wireless microphone transmitter and the receiver controller of the wireless microphone receiver.
[0028] The infrared pairing wireless microphone kit of this embodiment is manufactured by burning a unique code into the internal memory and / or external memory of the transmitter main control of the wireless microphone transmitter in a sequentially increasing manner as a unique identity, so that each wireless microphone transmitter has a different unique identity; when in use, the infrared pairing transmitter is first driven by the transmitter main control of the wireless microphone transmitter to send the unique identity outward, and after the infrared pairing receiver of the wireless microphone receiver receives the unique identity, the receiver main control writes the unique identity into its own internal memory and / or external memory, so that the wireless microphone transmitter and the wireless microphone receiver have the same unique identity, and a pairing connection is achieved; after the paired wireless microphone transmitter and the wireless microphone receiver are frequency modulated, the interference frequency band is avoided, and they can be connected through the wireless audio signal transmitted between the transmitter antenna and the receiver antenna; the wireless microphone transmitter and the wireless microphone receiver with different unique identities cannot be connected to each other.
[0029] In the infrared pairing wireless microphone kit of this embodiment, the wireless microphone transmitter and the wireless microphone receiver use infrared pairing to make the wireless microphone transmitter and the wireless microphone receiver have the same unique identity, thereby achieving accurate pairing connection and avoiding the problem of the wireless microphone receiver mistakenly receiving signals from multiple wireless microphone transmitters at the same time, or avoiding the problem of the wireless microphone transmitter mistakenly transmitting signals to multiple wireless microphone receivers at the same time.
[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. An infrared code wireless microphone kit, characterized in that: including a wireless microphone receiver and at least one wireless microphone transmitter; The wireless microphone transmitter is equipped with an infrared code pairing transmitter, and the wireless microphone receiver is equipped with an infrared code pairing receiver; The wireless microphone transmitter can transmit its own unique identity through the infrared code transmitter; The wireless microphone receiver can receive a unique identification from the wireless microphone transmitter through the infrared pairing receiver, and pair and connect with at least one of the wireless microphone transmitters according to the unique identification; The wireless microphone transmitter includes a transmitter main control, a pickup head, a transmitter signal chip, a transmitter antenna and an infrared code transmitter; The pickup head, the transmitter signal chip and the infrared code transmitter are respectively connected to the transmitter main control signal, and the transmitter antenna is connected to the transmitter signal chip signal; The pickup head is used to collect sound and input the sound into the transmitter main control; The transmitter main control is used to convert the sound collected by the pickup head into a first audio signal, and drive the transmitter signal chip to modulate the first audio signal into a wireless audio signal, and then transmit the wireless audio signal outward through the transmitter antenna; The transmitter master control is also used to drive the infrared code transmitter to transmit the unique identity of the wireless microphone transmitter; The wireless microphone receiver includes a receiver main control, a receiver signal chip, a receiver antenna, an audio output connector and an infrared code receiver; The receiver signal chip, the audio output connector and the infrared code pairing receiver are respectively connected to the receiver main control signal, and the receiver antenna is connected to the receiver signal chip signal; The receiver antenna is used to receive the wireless audio signal, and the receiver signal chip is used to demodulate the wireless audio signal received by the receiver antenna and input it to the receiver main control; The receiver master is used to convert the demodulated wireless audio signal into a second audio signal, and output the second audio signal through the audio output connector; The receiver master control is also used to drive the infrared pairing receiver to receive a unique identification from the wireless microphone transmitter, and pair and connect with at least one of the wireless microphone transmitters according to the unique identification; The unique identification is stored in the internal memory and / or external memory of the transmitter host of the wireless microphone transmitter and the receiver host of the wireless microphone receiver.
2. The infrared code wireless microphone kit according to claim 1, characterized in that: The microphone transmitter also includes a display module connected to the transmitter main control signal.
3. The infrared code wireless microphone kit according to claim 2, characterized in that: The microphone transmitter also includes a transmitter power supply module for supplying power to the transmitter main control, the transmitter signal chip and the display module.
4. The infrared code wireless microphone kit according to claim 1, characterized in that: The wireless microphone receiver also includes a receiver power supply module for supplying power to the receiver main control and the receiver signal chip.
5. The infrared code wireless microphone kit according to claim 1, characterized in that: The transmitter signal chip of the wireless microphone transmitter and the receiver signal chip of the wireless microphone receiver are both UHF chips.
6. The infrared code wireless microphone kit according to claim 1, characterized in that: The transmitter master control of the wireless microphone transmitter and the receiver master control of the wireless microphone receiver are both one of a DSP chip, an audio processing chip, a single-chip microcomputer and an embedded chip.