Abstract: Provided are a sonar system and transducer assembly for producing a 3D image of an underwater environment. The sonar system may include a housing mountable to a watercraft having at least one transducer array. The transducer array may include a transmit/receive element configured to transmit sonar pulses and a second transducer element. The transmit/receive element and the second transducer element may receive first and second sonar returns convert the first and second returns into first and second sonar return data. A sonar signal processor may then generate a 3D mesh data using the first and second sonar return data and at least a predetermined distance between the transducer elements. An associated method of using the sonar system is also provided.

Abstract: Described herein are implementations of various technologies for an apparatus and method for providing navigation data. In one implementation, a non-transitory computer-readable medium having stored thereon a plurality of computer-executable instructions. When the plurality of computer-executable instructions are executed by a computer, the plurality of executable instructions causes the computer to receive a user selection of a plurality of points of navigation data and receive a user selection of a geographical region. The computer can select at least a portion of the plurality of the points of the navigation data that are in the geographical region.

Abstract: Trolling motor assemblies with an integrated screen and/or user interface are provided herein. For example, the screen is integrated in the main housing or a foot pedal housing of the trolling motor assembly and accessible/visible by a user while the trolling motor is deployed. Such an assembly provides an easy-to-use and compact assembly that provides useful marine features for the user right at the trolling motor, thereby saving space and allowing the user to receive all pertinent information at their current position on the watercraft.

Abstract: Various implementations described herein are directed to a device configured to use motion sensing for controlling a display. The device may include a motion sensing module configured to track orientation of a user on a watercraft and determine a direction of a cast executed by the user based on the tracked orientation of the user. The device may include a display module configured to display one or more sonar images based on the determined direction of the cast executed by the user.

Abstract: Various implementations described herein are directed to a non-transitory computer-readable medium having stored thereon a plurality of computer-executable instructions which, when executed by a computer, cause the computer to perform various actions. The actions may include receiving sonar data from a sonar transducer, identifying a subset of the received sonar data to be displayed on the screen, and identifying a deepest level from the subset. The actions may further include determining a depth range that includes the deepest level, and rendering an image of the subset based on the depth range.

Abstract: Various implementations described herein are directed to an apparatus for displaying marine electronic navigation data. The apparatus comprises one or more processors, a screen configured to display marine data, and a memory having a plurality of executable instructions. The executable instructions, when executed by the one or more processors, may cause the one or more processors to determine a location of a vessel and at least one of a heading or a projected direction of travel of the vessel, retrieve a bathymetric chart corresponding to the location, analyze the bathymetric chart, the location, and the at least one heading or projected direction of travel of the vessel to determine a plurality of depths that each correspond to one of a plurality of locations corresponding to the heading or the projected direction of travel of the vessel, and display the plurality of depths on the screen.

Abstract: Various implementations described herein are directed to an apparatus having a transmit signal generator for a pulse compression radar. The transmit signal generator may include a frequency modulation stage with phase-lock-loop (PLL) circuitry configured to generate a transmit signal at antenna frequency. The transmit signal generator may include an amplitude modulation stage configured to shape an amplitude of the generated transmit signal.

Abstract: Provided are a sonar system and transducer assembly for producing a 3D image of an underwater environment. The sonar system may include a housing having a transmit transducer that may transmit sonar pulses into the water. The system may include at least one sidescan transducer array in the housing that receives first and second sonar returns with first and second transducer elements and converts the first and second returns into first and second sonar return data. The first sidescan element may also transmit second sonar pulses, and at least one of the sidescan elements may receive the second sonar pulses to generate sidescan sonar return data. A sonar signal processor may then generate a 3D mesh data and sidescan image data and generate a 3D image data based on the 3D mesh data and sidescan image data. An associated method of using the sonar system is also provided.

Abstract: Provided are a sonar system and transducer assembly for producing a 3D image of an underwater environment. The sonar system may include a housing mountable to a watercraft having a transmit transducer that may transmit sonar pulses into the water. The system may include at least one sidescan transducer array in the housing that receives first and second sonar returns with first and second transducer elements and converts the first and second returns into first and second sonar return data. A sonar signal processor may then generate a 3D mesh data using the first and second sonar return data and at least a predetermined distance between the transducer elements. An associated method of using the sonar system is also provided.

Abstract: A system, apparatus, and method for receiving a signal. In one implementation, the system includes a receiver, a correlator, and a range sidelobe envelope generator. The receiver receives the signal. The correlator compresses the signal with a reference signal. The range sidelobe envelope generator generates a range sidelobe envelope function based on the compressed signal.

Abstract: Various implementations described herein are directed to a non-transitory computer readable medium having stored thereon computer-executable instructions which, when executed by a computer, may cause the computer to detect electrical noise corresponding to one or more engines starting or running. The computer may record a first timestamp corresponding to the engines starting or running. The computer may detect that the engines have stopped. The computer may record a second timestamp corresponding to the engines stopping. The computer may also use the first and second timestamps to determine engine runtimes.

Abstract: Various implementations directed to a depth display using sonar data are provided. In one implementation, a marine electronics device may include a sonar signal processor and a memory having a plurality of program instructions which, when executed by the sonar signal processor, cause the processor to receive sonar data from a transducer array disposed on a vessel, where the sonar data corresponds to a marine environment proximate to the vessel. The memory may also have program instructions which, when executed by the sonar signal processor, cause the processor to generate point cloud data based on the received sonar data. The memory may further have program instructions which, when executed by the sonar signal processor, cause the processor to generate a depth display based on the point cloud data, where the depth display includes a depth line representing an underwater floor of the marine environment.

Abstract: A radar system. The radar system may include a housing having a base for mounting on a marine vessel. The radar system may include a radar disposed inside the housing. The radar system may include an antenna coupled to the radar. The radar system may also include a lighting system having a light source, and where a portion of the lighting system is disposed inside the housing. The radar system may include a controller coupled to the lighting system.

Abstract: Various implementations described herein are directed to a non-transitory computer readable medium having stored thereon computer-executable instructions which, when executed by a computer, may cause the computer to receive data recorded by a wearable device during a fishing trip. The computer may receive location data that corresponds to the fishing trip. The computer may use the data recorded by the wearable device to determine a time period for a fishing activity during the fishing trip. The computer may use the location data to determine locations corresponding to the time period.

Abstract: Various implementations described herein are directed to a non-transitory computer readable medium having stored thereon computer-executable instructions which, when executed by a computer, may cause the computer to automatically receive motion capture data recorded by one or more cameras. The computer may analyze the motion capture data to detect a cast, catch, or bite. The computer may store a record of the cast, catch, or bite.

Abstract: Various implementations described herein are directed to a non-transitory computer readable medium having stored thereon a plurality of computer-executable instructions which, when executed by a computer, cause the computer to: receive a selection of a desired location or desired bearing for a watercraft, receive a desired heading for the watercraft, determine a first set of instructions for a first autopilot corresponding to the desired location or desired bearing and the desired heading, determine a second set of instructions for a second autopilot corresponding to the desired location or desired bearing and the desired heading, transmit the first set of instructions to the first autopilot and the second set of instructions to the second autopilot. The first set of instructions and the second set of instructions cause the first autopilot and the second autopilot to navigate the watercraft to the desired location or on the desired bearing while maintaining the desired heading.

Abstract: Various implementations described herein are directed to a non-transitory computer readable medium having stored thereon computer-executable instructions which, when executed by a computer, may cause the computer to receive an autopilot option selection for piloting a marine vessel. The computer may determine a first message corresponding to the autopilot option selection for a first autopilot. The computer may determine a second message corresponding to the autopilot option selection for a second autopilot. The computer may transmit the first message to the first autopilot. The computer may also transmit the second message to the second autopilot.

Abstract: Various implementations described herein are directed to generating a map using radar data. In one implementation, a non-transitory computer-readable medium may have stored thereon a plurality of computer-executable instructions which, when executed by a computer, cause the computer to receive radar data for a marine environment proximate to a vessel, where the radar data are received from a radar sensor disposed on or proximate to the vessel. The computer-executable instructions may further be configured to cause the computer to generate a map of one or more substantially stationary objects in the marine environment based on the radar data.

Abstract: A non-transitory computer-readable medium having stored thereon computer-executable instructions which, when executed by a computer, cause the computer to receive a first notification that a first cast has been made. The computer-executable instructions may further include instructions, which cause the computer to receive data regarding a video input. The computer-executable instructions may further include instructions, which cause the computer to receive a second notification that a second cast has been made. The computer-executable instructions may further include instructions, which cause the computer to delete a portion of the data regarding the video input that is associated with the first cast in response to receiving the second notification.

Abstract: Various implementations described herein are directed to a non-transitory computer-readable medium having stored thereon a plurality of computer-executable instructions which, when executed by a computer, cause the computer to: receive a range of headings at a marine electronics device and analyze sonar data received from a sonar device coupled to a vessel to determine a first characteristic measured at a first location. The first characteristic may be a bottom hardness, a bottom composition, a transition between bottom compositions, a water temperature, or a thermocline. The instructions may further cause the computer to: compare the first characteristic to a second characteristic measured at a second location and transmit instructions to an autopilot to move the vessel in a heading in the range of headings. The instructions are based at least in part on the comparison between the first characteristic and the second characteristic.