Abstract: The present disclosure relates to control methods, lidars, and terminal devices. In an example method, a control apparatus controls a receiving optical system to receive a first echo signal reflected by a target object, and controls a detector to convert the first echo signal into an electrical signal by using a first pixel configuration, where in the first pixel configuration, different regions of the detector have different pixel configurations, or the detector has different pixel configurations in different time periods.

Abstract: A light source module includes a light source component configured to transmit an optical signal, a cooling component stacked with the light source component, and a storage structure, where the storage structure includes at least one first side wall, and the at least one first side wall contains at least a part of the cooling component.

Abstract: Example control methods and apparatuses, example LiDARs, and example terminal devices are provided. One example method includes controlling a transmitter to transmit a first pulse train, where the first pulse train includes M1 first-type pulses and M2 second-type pulses, M1 is an integer greater than 1, and M2 is a positive integer. The transmitter is controlled to transmit a second pulse train, where the second pulse train includes at least one of M3 first-type pulses or Ma second-type pulses, where a power of a first-type pulse is greater than a power of a second-type pulse, and where the second pulse train and the first pulse train have different transmission time periods, or correspond to different sub-emitters, or correspond to different pixels in a detection field of view, or correspond to different detection fields of view, or correspond to different sub-receivers.

Abstract: Embodiments of this application provide a signal processing method, a signal transmission method, and an apparatus, which relate to detection technologies, are applied to the field of sensor technologies, and may be applied to intelligent driving, intelligent transportation, surveying and mapping, and intelligent manufacturing. In embodiments of this application, a processing apparatus obtains an echo signal of a detector to obtain a detection result. The detection result may include an image of a detection region and point cloud data of the detection region, or the detection result may be obtained with reference to an image of a detection region and point cloud data of the detection region.

Abstract: A receiving optical system includes a receiving lens group and a detection module. The receiving module is configured to receive an echo signal obtained by reflecting signal light by a target in a detection region, and a horizontal focal plane and a vertical focal plane of the echo signal are separated. The detection module is configured to perform optical-electrical conversion on the echo signal in order to obtain an electrical signal used to determine association information (such as a distance, a speed, or a grayscale) of the target.

Abstract: A detection system, a terminal device, and a detection control method are provided, to resolve a problem of low detection accuracy of a detection system in the conventional technology, and are used in fields such as autonomous driving, intelligent driving, assisted driving, or networked vehicles. The detection system includes a transmit module, a receive module, a first scanning module, and a second scanning module. An included angle between a first normal vector of a first reflective surface of the first scanning module and a second normal vector of a second reflective surface of the second scanning module is a first angle greater than 0 degrees. The first reflective surface and the second reflective surface are adjacent reflective surfaces. An included angle between an optical axis of the transmit module and an optical axis of the receive module is a second angle greater than 0 degrees.

Abstract: A detection control method and an apparatus are described that are used for target detection, and may be applied to the fields such as intelligent driving, intelligent transportation, surveying and mapping, and intelligent manufacturing. A control apparatus controls a laser emitting unit and a laser receiving unit to perform two phases of laser detection. A first phase of laser detection is used to determine a time location, and a second phase of laser detection is used for target detection in a time window including a first time location. In one aspect, in the second phase of detection process, the control apparatus controls a laser detection unit to receive an echo signal in a first time window. A time for receiving the echo signal is shortened, thus permitting an amount of data in the detection process to be reduced.

Abstract: A detection device includes a transmitting component, configured to transmit a laser beam; a collimating and shaping component, configured to process the laser beam as a collimated linear laser beam; a scanning rotating mirror component, including at least one reflection surface, configured to reflect the linear laser beam; a receiving component, configured to receive a target echo, and convert the target echo from an optical signal into an electrical signal corresponding to the target echo, where the target echo includes a reflected signal of the linear laser beam.

Abstract: A detection apparatus includes a scanning system, the scanning system includes a micro reflector array, and the micro reflector array includes M micro reflectors. The detection apparatus further includes P transceiver modules. An optical signal sent by the P transceiver modules is reflected by the M micro reflectors, and/or the P transceiver modules receive an optical signal reflected by the M micro reflectors. The P transceiver modules do not need to receive and send signals using one micro reflector, but may receive and send signals by using the M micro reflectors.

Abstract: A detection apparatus, a control method and control apparatus of the detection apparatus, a lidar system, and a terminal are provided. The detection apparatus includes at least one laser, at least one planar array detector, at least one lens assembly, at least one optical detector, and at least one micro electro mechanical system MEMS micromirror. The lens assembly is configured to focus reflected light of at least one first laser light beam to the planar array detector. The MEMS micromirror is configured to reflect reflected light of at least one second laser light beam to the optical detector.

Abstract: This application discloses a laser detection apparatus, a method for manufacturing the laser detection apparatus, and a terminal, and belongs to the field of laser detection technologies, for example, light detection and ranging (Lidar). The apparatus includes a multiphase signal generation circuit, an amplifier array, and a laser transmitter array. The amplifier array includes a plurality of first amplifiers, and the laser transmitter array includes a plurality of laser transmitters. A plurality of output ends of the multiphase signal generation circuit are connected to input ends of corresponding first amplifiers, and output ends of the plurality of first amplifiers are connected to corresponding laser transmitters.

Abstract: A wholly optically controlled phased array transmitter with integrated tunable optoelectronic oscillators, which are based on multi-wavelength optical sources and optical true time delay units, and optical time delay networks, having a multi-wavelength optical source, a first wavelength division multiplexer, a first optical splitter, a first electro-optic modulator, a second optical splitter, a first optical amplifier, a first optical time delay network, a photodetector, an electric amplifier, a DC-block, a second electro-optic modulator, a second optical amplifier, a second optical time delay network, an optical combiner, a second wavelength division multiplexer, an optical fibers, a photodetector array, a T/R component array, a microwave antenna array, a 1×2 optical switch, a 2×2 optical switch, a circulator, a third wavelength division multiplexer, a bundle of optical fibers with precise lengths, and a Faraday rotation mirror.

Abstract: A wholly optically controlled phased array transmitter with integrated tunable optoelectronic oscillators, which are based on multi-wavelength optical sources and optical true time delay units, and optical time delay networks, having a multi-wavelength optical source, a first wavelength division multiplexer, a first optical splitter, a first electro-optic modulator, a second optical splitter, a first optical amplifier, a first optical time delay network, a photodetector, an electric amplifier, a DC-block, a second electro-optic modulator, a second optical amplifier, a second optical time delay network, an optical combiner, a second wavelength division multiplexer, an optical fibers, a photodetector array, a T/R component array, a microwave antenna array, a 1×2 optical switch, a 2×2 optical switch, a circulator, a third wavelength division multiplexer, a bundle of optical fibers with precise lengths, and a Faraday rotation mirror.